Intelligent monitoring and control method and system for operation behaviors of power grid internet-of-things terminal

Abstract

The invention relates to the technical field of power grid communication network supervision, and discloses a power grid Internet of Things terminal operation behavior intelligent monitoring management and control method and system. The system comprises a power grid Internet of Things terminal communication relay node search module, a power grid Internet of Things terminal communication relay node screening module and a power grid Internet of Things terminal communication relay planning and communication execution module. According to the position coordinate parameters of the power grid monitoring node, the position coordinate parameters of the power grid management platform and the screening information of the power grid state information transmission optimal relay communication station, the shortest communication transmission path planning from the power grid monitoring node to the power grid management platform is carried out by combining an artificial intelligence algorithm; scientific, real-time and dynamic planning of a relay communication path from the power grid monitoring node to the power grid management platform is realized, and the intelligence of monitoring the operation state of the power grid Internet of Things terminal is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of power grid communication network supervision, and specifically to a method and system for intelligently monitoring and controlling the operating behavior of power grid Internet of Things terminals. Background Art

[0002] The operation behavior monitoring of power grid IoT terminals is to collect data such as electrical quantities (current / voltage / power), environmental quantities (temperature and humidity / wind speed), equipment status (switch position / equipment temperature) and video images of power grid monitoring nodes through power grid IoT terminal devices; and use sensor data such as micro-meteorology, ground wire icing, and tower tilt in combination with edge computing and intelligent analysis to realize localized anomaly detection and data preprocessing; and use the CNN-RNN fusion model to combine weather factors and geographic information to evaluate the source of electrical parameter anomalies; power grid IoT terminal devices are the core components of the power Internet of Things, covering scenarios such as power distribution, power consumption, and new energy, and realize intelligent power grid management through perception, communication and edge computing; the operation behavior monitoring process of power grid IoT terminals requires the cooperation of relay communication stations under the management of the main communication station to transmit the power grid status information of the power grid monitoring nodes to the power grid management platform; however, the existing power grid IoT terminal operation behavior monitoring process cannot realize the intelligent selection of the optimal relay communication station for power grid status information communication transmission, nor can it scientifically plan the optimal communication transmission path for power grid status information communication transmission.

[0003] Chinese invention patent application publication number CN116319235A discloses a communication management system for a smart grid. The system provides management functions for all information transmission channels within a site by separately setting up channel ledger management modules; the optical cable segment ledger module is used to establish management functions for all optical cable segment information within the site; and the optical path ledger management module is used to establish management functions for all SDH and OTN optical path information within the substation area. The above technical solutions cannot achieve dynamic intelligent planning of power grid communication paths, reducing the intelligence of power grid communication management. Summary of the Invention

[0004] (1) Technical problems solved

[0005] In order to solve the problem that the above-mentioned existing power grid IoT terminal operation behavior monitoring process cannot realize intelligent selection of the optimal relay communication station for power grid status information communication transmission, and cannot scientifically plan the optimal communication transmission path for power grid status information communication transmission, the purpose of realizing the above-mentioned intelligent selection of the optimal relay communication station for power grid status information communication transmission, scientific planning of the optimal communication transmission path for power grid status information communication transmission, and autonomous and accurate execution of power grid status information transmission operations of power grid monitoring nodes is achieved.

[0006] (2) Technical solution

[0007] The present invention is implemented through the following technical solution: a method for intelligent monitoring and control of the operation behavior of power grid IoT terminals, the method comprising the following steps:

[0008] S1. Collecting grid monitoring node location coordinate data and grid management platform location coordinate data;

[0009] S2. Based on the grid monitoring node position coordinate data and the grid management platform position coordinate data, the center position coordinate and spatial distance measurement processing of the grid monitoring node to the grid management platform are performed to generate grid status information transmission center position coordinate data and grid status information transmission spatial distance data;

[0010] S3. Based on the grid status information transmission center position coordinate data and the grid status information transmission spatial distance data, a search process is performed on the relay communication station object required for communication transmission from the grid monitoring node to the grid management platform to generate grid status information transmission relay communication station search data;

[0011] S4. Collecting grid status information and transmitting interference magnetic field intensity data to relay communication stations;

[0012] S5. Performing screening processing on the optimal relay communication station objects for communication transmission from the power grid monitoring node to the power grid management platform based on the interference magnetic field strength data of the power grid status information transmission relay communication station and the interference magnetic field strength safety threshold of the power grid status information transmission relay communication station, and generating screening data for the optimal relay communication station for power grid status information transmission;

[0013] S6. Performing planning processing on an optimal communication transmission path from the grid monitoring node to the grid management platform based on the grid monitoring node location coordinate data, the grid management platform location coordinate data, and the grid status information transmission optimal relay communication station screening data, and generating grid status information transmission optimal communication path data;

[0014] S7. Execute a power grid status information transmission operation based on the power grid status information transmission optimal communication path data.

[0015] Preferably, the steps of collecting the grid monitoring node location coordinate data and the grid management platform location coordinate data are as follows:

[0016] S11, collect the spatial location coordinate information of the power grid monitoring site where the target power grid IoT terminal is located online through the position sensor, and generate the power grid monitoring node location coordinate data A jiedian , the grid monitoring node location coordinate data includes the longitude, latitude and altitude of the grid monitoring node;

[0017] The geographic location coordinate information of the power grid management platform is collected online through the position sensor, and the power grid management platform location coordinate data is generated.pingtai The grid management platform location coordinate data includes the longitude, latitude and altitude of the grid management platform.

[0018] Preferably, the center position coordinates and spatial distance measurement processing of the power grid monitoring node to the power grid management platform are respectively performed based on the power grid monitoring node position coordinate data and the power grid management platform position coordinate data, and the operation steps of generating the power grid status information transmission center position coordinate data and the power grid status information transmission spatial distance data are as follows:

[0019] S21, using the spatial two-point coordinate center formula combined with the grid monitoring node position coordinate data A jiedian , the grid management platform location coordinate data J pingtai Performing numerical measurement processing of the center position coordinates of the power grid monitoring node to the power grid management platform to generate power grid status information transmission center position coordinate data Q, wherein the power grid status information transmission center position coordinate data represents the longitude, latitude and altitude of the center position from the power grid monitoring node to the power grid management platform;

[0020] The spatial distance formula is combined with the grid monitoring node position coordinate data A jiedian , the grid management platform location coordinate data J pingtai The spatial distance between the power grid monitoring node and the power grid management platform is numerically measured and processed to generate power grid status information transmission spatial distance data L, where the power grid status information transmission spatial distance data represents the spatial straight-line distance parameter between the power grid monitoring node and the power grid management platform, where the unit of L is meter.

[0021] Preferably, based on the grid status information transmission center position coordinate data and the grid status information transmission spatial distance data, a search process for relay communication station objects required for communication transmission from the grid monitoring node to the grid management platform is performed, and the operation steps for generating grid status information transmission relay communication station search data are as follows:

[0022] S31. Input the grid status information transmission center location coordinate data Q and the grid status information transmission spatial distance data L in the data input dialog box of the grid management platform respectively. The grid management platform uses the location coordinate corresponding to the grid status information transmission center location coordinate data Q as the center of the circle and the spatial distance corresponding to the grid status information transmission spatial distance data L as the diameter to search for the characteristic text information of all relay communication stations within the circular geographical area from the grid monitoring node to the grid management platform, and generates a grid status information transmission relay communication station search data set K = (k1,…,k u ,…,k θ ), u=1,2,3,…,θ; where k uRepresents the grid status information transmission relay communication station search data corresponding to the u-th relay communication station searched, θ represents the maximum number of relay communication stations; the grid status information transmission relay communication station search data includes the spatial coordinate information of the relay communication station and the communication site number information.

[0023] Preferably, the operation steps of collecting the interference magnetic field strength data of the power grid status information transmission relay communication station are as follows:

[0024] S41, measuring the power grid status information transmission relay communication station search data set K of all the power grid status information transmission relay communication station search data set K online through a magnetic field strength measuring device. u The interference magnetic field strength parameters of the corresponding relay communication station are used to generate the grid state information transmission relay communication station interference magnetic field strength data set F = (f1, ..., f u ,…,f θ ), where f u Indicates the power grid status information transmission relay communication station interference magnetic field strength data corresponding to the u-th relay communication station, f u The unit is ampere per meter, and the magnetic field strength measuring device includes any one of a Gauss meter and a Tesla meter.

[0025] Preferably, the optimal relay communication station object screening process for communication transmission from the grid monitoring node to the grid management platform is performed based on the grid status information transmission relay communication station interference magnetic field strength data and the grid status information transmission relay communication station interference magnetic field strength safety threshold, and the operation steps for generating the grid status information transmission optimal relay communication station screening data are as follows:

[0026] S51, establish the power grid status information transmission relay communication station interference magnetic field strength safety threshold matrix E = (e1, ..., e u ,…,e θ ), where e u represents the safety threshold of the interference magnetic field intensity of the relay communication station corresponding to the u-th relay communication station for the transmission of power grid status information, e u The unit is ampere per meter; the grid status information transmission relay communication station interference magnetic field strength safety threshold represents the maximum value of the interference magnetic field strength that the relay communication station of the grid communication system can withstand in a normal communication state;

[0027] S52, the grid state information transmission relay communication station interference magnetic field strength data f in the grid state information transmission relay communication station interference magnetic field strength data set F u The grid state information transmission relay communication station interference magnetic field strength safety threshold e in the grid state information transmission relay communication station interference magnetic field strength safety threshold matrix E is ordered according to the relay communication station number information. uPerform interference magnetic field strength numerical comparison, and generate the grid state information transmission relay communication station operation status analysis data set G=(g1,…,g u ,…,g θ ), where g u Indicates the power grid status information transmission relay communication station operation status analysis data corresponding to the u-th relay communication station;

[0028] When f u ≤e u , indicating that the interference magnetic field strength of the u-th relay communication station does not exceed the set interference magnetic field strength safety threshold, then the power grid status information is output to transmit the relay communication station operation status analysis data g u is normal;

[0029] When f u >e u , indicating that the interference magnetic field strength of the u-th relay communication station exceeds the set interference magnetic field strength safety threshold, then the power grid status information is output to transmit the relay communication station operation status analysis data g u is abnormal;

[0030] S53, using XGBoost search algorithm to search for the power grid state information transmission relay communication station operation state analysis data g in the power grid state information transmission relay communication station operation state analysis data set G. u The grid state information transmission relay communication station search data set K is searched for the grid state information transmission relay communication station search data set k corresponding to the relay communication station whose communication state is normal. u , and generate the optimal relay communication station for power grid status information transmission through data identification to filter the data set K'=(k' u1 ,…,k' u2 ), 1≤u1≤u≤u2≤θ, where k' u1 Indicates the optimal relay communication station screening data for power grid status information transmission corresponding to the selected u1-th relay communication station, k' u2 It represents the optimal relay communication station screening data for power grid status information transmission corresponding to the filtered u2-th relay communication station, and the optimal relay communication station screening data for power grid status information transmission includes the spatial coordinate information and communication site number information of the filtered relay communication station.

[0031] Preferably, the optimal communication transmission path planning process from the power grid monitoring node to the power grid management platform is performed based on the power grid monitoring node position coordinate data, the power grid management platform position coordinate data, and the power grid status information transmission optimal relay communication station screening data, and the operation steps for generating the optimal communication path data for power grid status information transmission are as follows:

[0032] S61, obtaining the position coordinate data A of the power grid monitoring node jiedian , the grid management platform location coordinate data J pingtai and screening the data set K' by the optimal relay communication station for transmitting the power grid status information;

[0033] S62, based on the grid monitoring node position coordinate data A jiedian , the grid management platform location coordinate data J pingtai and the grid state information transmission optimal relay communication station screening data set K' of the grid state information transmission optimal relay communication station screening data k' u1 to k' u2 Searching for the optimal relay communication station screening data for power grid status information transmission corresponding to the relay communication station used for the shortest real-time relay communication transmission path of power grid status information from the power grid monitoring node to the power grid management platform, and generating optimal communication path data K″ for power grid status information transmission; the specific operation steps for executing the generation of the optimal communication path data K″ for power grid status information transmission are as follows:

[0034] S621, when the algorithm is initialized, the maximum number of iterations T is updated, and the position coordinate data A of the power grid monitoring node is converted into jiedian , the grid management platform location coordinate data J pingtai and the grid state information transmission optimal relay communication station screening data set K' of the grid state information transmission optimal relay communication station screening data k' u1 to k' u2 All pheromone contents in the composed search space are initialized to Θ0;

[0035] S622, algorithm iteration, based on the grid monitoring node position coordinate data A jiedian , the grid management platform location coordinate data J pingtai and the grid state information transmission optimal relay communication station screening data set K' of the grid state information transmission optimal relay communication station screening data k' u1 to k' u2 In the search space composed of the above, the path search ants search for all real-time relay communication transmission paths from the power grid monitoring node to the power grid management platform. The path search ants search and identify the pheromone content reduction rate on all trajectories corresponding to all real-time relay communication transmission paths from the power grid monitoring node to the power grid management platform. The pheromone content reduction rate is calculated as follows:

[0036] where δ t+1 (r, v) represents the position coordinate data of the power grid monitoring node A after t+1 iterations jiedian , the grid management platform location coordinate data Jpingtai and the grid state information transmission optimal relay communication station screening data set K' of the grid state information transmission optimal relay communication station screening data k' u1 to k' u2 In the search space composed of the path search ants, the pheromone content reduction rate of the coordinate position (r, v) of all real-time relay communication transmission paths from the power grid monitoring node to the power grid management platform is searched out; δ t (r, v) represents the position coordinate data of the power grid monitoring node A after t iterations jiedian , the grid management platform location coordinate data J pingtai and the grid state information transmission optimal relay communication station screening data set K' of the grid state information transmission optimal relay communication station screening data k' u1 to k' u2 In the search space composed of the path search ants, the pheromone content reduction rate of the coordinate position (r, v) of all real-time relay communication transmission paths from the power grid monitoring node to the power grid management platform is searched; Δδ j (r, v) represents the position coordinate data of the power grid monitoring node A jiedian , the grid management platform location coordinate data J pingtai and the grid state information transmission optimal relay communication station screening data set K' of the grid state information transmission optimal relay communication station screening data k' u1 to k' u2 In the search space composed of the path search ants, all real-time relay communication transmission paths from the power grid monitoring node to the power grid management platform are searched. The position of the coordinate position (r, v) is searched by the j-th path search ant. The pheromone change is the amount of pheromone after the position is searched by the j-th path search ant. Ω represents the maximum number of path search ants, and ζ represents a random number in the interval (0, 1).

[0037] S623, the path search ant builds its own trajectory length according to the grid monitoring node position coordinate data A jiedian , the grid management platform location coordinate data J pingtai and the grid state information transmission optimal relay communication station screening data set K' of the grid state information transmission optimal relay communication station screening data k' u1 to k' u2 In the search space composed of , the pheromone change of all trajectory lengths after this round of iteration is searched; the pheromone change calculation formula is as follows: in represents the trajectory length, ∫ j It represents the position coordinate data A of the node monitored by the grid by the j-th path search ant. jiedian , the grid management platform location coordinate data Jpingtai and the grid state information transmission optimal relay communication station screening data set K' of the grid state information transmission optimal relay communication station screening data k' u1 to k' u2 In the search space composed of the grid monitoring node, the path search ant searches for the coordinate position set of all real-time relay communication transmission paths from the grid monitoring node to the grid management platform; the path search ant searches for the trajectory length with the largest pheromone change value based on the pheromone change value, and finds the path length of the grid monitoring node from the grid monitoring node position coordinate data A. jiedian , the grid management platform location coordinate data J pingtai and the grid state information transmission optimal relay communication station screening data set K' of the grid state information transmission optimal relay communication station screening data k' u1 to k' u2 The shortest real-time relay communication transmission path from the power grid monitoring node to the power grid management platform is searched in the search space composed of the two nodes;

[0038] S624. When the algorithm satisfies the maximum number of iterations T, output the optimal relay communication station screening data corresponding to the relay communication station used in the real-time shortest relay communication transmission path from the power grid monitoring node to the power grid management platform for transmitting the power grid status information; otherwise, continue to execute step S622 until the maximum number of iterations T is met;

[0039] S625, filtering data according to the optimal relay communication station for power grid status information transmission output in step S624, and generating optimal communication path data K″ for power grid status information transmission through data identification, wherein K″=(k′ u '3,…,k' u '4), 1≤u3≤u1≤u≤u4≤u2≤θ, where k' u '3' represents the grid state information transmission relay communication station characteristic data corresponding to the u3-th relay communication station used in the grid state information transmission optimal communication path data K', k' u '4' represents the characteristic data of the power grid status information transmission relay communication station corresponding to the u4th relay communication station used in the power grid status information transmission optimal communication path data K'; the characteristic data of the power grid status information transmission relay communication station includes the spatial coordinate information and the communication site number information of the relay communication station used in the optimal communication path.

[0040] Preferably, the operation steps of performing the grid state information transmission operation based on the grid state information transmission optimal communication path data are as follows:

[0041] S71. The power grid management platform performs a communication transmission operation of the power grid status information from the power grid monitoring node to the power grid management platform according to the optimal communication path data K″ for power grid status information transmission.

[0042] A method for intelligently monitoring and controlling the operating behavior of a power grid IoT terminal is provided, which is used to implement the intelligent monitoring and control system for the operating behavior of the power grid IoT terminal. The system includes a power grid IoT terminal communication relay node search module, a power grid IoT terminal communication relay node screening module, and a power grid IoT terminal communication relay planning and communication execution module.

[0043] The power grid IoT terminal communication relay node search module includes a power grid monitoring node location information collection unit, a power grid management platform location information collection unit, a power grid status information transmission center location information metering unit, a power grid status information transmission distance metering unit, and a power grid status information transmission relay communication station search unit;

[0044] The power grid monitoring node location information acquisition unit acquires the location coordinate data of the power grid monitoring node through a location sensor; the power grid management platform location information acquisition unit acquires the location coordinate data of the power grid management platform through a location sensor; the power grid status information transmission center location information metering unit performs center location coordinate metering processing from the power grid monitoring node to the power grid management platform based on the power grid monitoring node location coordinate data and the power grid management platform location coordinate data, and generates power grid status information transmission center location coordinate data; the power grid status information transmission distance metering unit performs space distance metering processing from the power grid monitoring node to the power grid management platform based on the power grid monitoring node location coordinate data and the power grid management platform location coordinate data, and generates power grid status information transmission space distance data; the power grid status information transmission relay communication station search unit performs search processing for relay communication station objects required for communication transmission from the power grid monitoring node to the power grid management platform based on the power grid status information transmission center location coordinate data and the power grid status information transmission space distance data, and generates power grid status information transmission relay communication station search data;

[0045] The power grid IoT terminal communication relay node screening module includes a power grid state information transmission relay communication station interference magnetic field strength acquisition unit, a power grid state information transmission relay communication station interference magnetic field strength safety threshold storage unit, and a power grid state information transmission relay communication station screening unit;

[0046] The grid state information transmission relay communication station interference magnetic field strength acquisition unit collects grid state information transmission relay communication station interference magnetic field strength data through a magnetic field strength measuring device; the grid state information transmission relay communication station interference magnetic field strength safety threshold storage unit is used to store the grid state information transmission relay communication station interference magnetic field strength safety threshold; the grid state information transmission relay communication station screening unit performs optimal relay communication station object screening processing for communication transmission from the grid monitoring node to the grid management platform based on the grid state information transmission relay communication station interference magnetic field strength data and the grid state information transmission relay communication station interference magnetic field strength safety threshold, and generates grid state information transmission optimal relay communication station screening data;

[0047] The power grid IoT terminal communication relay planning and communication execution module includes a power grid status information transmission optimal communication transmission path planning unit and a power grid status information transmission operation execution unit;

[0048] The grid status information transmission optimal communication transmission path planning unit performs optimal communication transmission path planning from the grid monitoring node to the grid management platform based on the grid monitoring node position coordinate data, the grid management platform position coordinate data and the grid status information transmission optimal relay communication station screening data, and generates optimal communication path data for grid status information transmission; the grid status information transmission operation execution unit executes the grid status information transmission operation based on the grid status information transmission optimal communication path data in combination with the grid management platform.

[0049] (3) Beneficial effects

[0050] The present invention provides a method and system for intelligent monitoring and control of the operating behavior of power grid IoT terminals. It has the following beneficial effects:

[0051] 1. Dynamically obtain the location coordinate information of the power grid monitoring nodes and the power grid management platform through position sensors to provide reliable data support for the scientific planning of the relay communication path of the power grid Internet of Things terminal; accurately measure the power grid status information transmission distance parameters and the location coordinate information of the information transmission center point based on the location information of the power grid monitoring nodes and the power grid management platform in combination with numerical processing; realize dynamic digital positioning of the geographical area covered by the communication transmission from the power grid monitoring node to the power grid management platform, and improve the reliability of the operation status supervision of the power grid Internet of Things terminal; based on the location coordinate information of the power grid status information transmission center and the spatial distance parameters of the power grid status information transmission combined with the power grid management platform, intelligent and efficient search for relay communication stations in the geographical area covered by the communication transmission from the power grid monitoring node to the power grid management platform is carried out, thereby improving the security and stability of the operation status supervision of the power grid Internet of Things terminal.

[0052] 2. Accurately obtain the interference magnetic field strength information of the relay communication station for transmitting power grid status information through magnetic field strength measuring equipment, and realize timely and accurate monitoring of the communication status parameters of the relay communication station for power grid Internet of Things terminal operation status supervision; scientifically and intelligently screen and process the relay communication stations from the power grid monitoring node to the power grid management platform based on the interference magnetic field strength parameters of the relay communication station for transmitting power grid status information in combination with the intelligent search algorithm and the scientifically preset safety threshold of the interference magnetic field strength of the relay communication station for transmitting power grid status information, and realize intelligent selection of relay communication sites from the power grid monitoring node to the power grid management platform based on the communication working conditions, thereby improving the intelligence of power grid Internet of Things terminal operation status supervision.

[0053] 3. Based on the location coordinate parameters of the power grid monitoring nodes, the location coordinate parameters of the power grid management platform, and the screening information of the optimal relay communication station for power grid status information transmission, combined with artificial intelligence algorithms, the shortest communication transmission path from the power grid monitoring nodes to the power grid management platform is planned, and scientific real-time dynamic planning of the relay communication path from the power grid monitoring nodes to the power grid management platform is achieved; based on the optimal communication path data for power grid status information transmission and combined with the power grid management platform, the power grid status information transmission operation is autonomously and efficiently executed, thereby improving the applicability and quality of power grid IoT terminal operation status supervision. BRIEF DESCRIPTION OF THE DRAWINGS

[0054] Figure 1 This is a module diagram of the intelligent monitoring and control system for the operation behavior of power grid IoT terminals provided by the present invention;

[0055] Figure 2 This is a flow chart of the method for intelligent monitoring and control of the operating behavior of power grid IoT terminals provided by the present invention. DETAILED DESCRIPTION

[0056] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0057] The embodiments of the method and system for intelligent monitoring and control of the operation behavior of power grid IoT terminals are as follows:

[0058] Example 1:

[0059] See also Figure 1 - Figure 2 , a method for intelligent monitoring and control of the operation behavior of power grid IoT terminals, the method comprising the following steps:

[0060] S1. Collecting grid monitoring node location coordinate data and grid management platform location coordinate data;

[0061] S2. Based on the grid monitoring node location coordinate data and the grid management platform location coordinate data, the center location coordinate and spatial distance measurement processing of the grid monitoring node to the grid management platform are performed to generate grid status information transmission center location coordinate data and grid status information transmission spatial distance data;

[0062] S3. Based on the grid status information transmission center position coordinate data and the grid status information transmission spatial distance data, a search process is performed on the relay communication station objects required for communication transmission from the grid monitoring node to the grid management platform, and grid status information transmission relay communication station search data is generated;

[0063] S4. Collecting grid status information and transmitting interference magnetic field intensity data to relay communication stations;

[0064] S5. Screening the optimal relay communication station for communication transmission from the power grid monitoring node to the power grid management platform based on the interference magnetic field strength data of the power grid status information transmission relay communication station and the interference magnetic field strength safety threshold of the power grid status information transmission relay communication station, and generating screening data for the optimal relay communication station for power grid status information transmission;

[0065] S6. Based on the grid monitoring node location coordinate data, the grid management platform location coordinate data, and the grid status information transmission optimal relay communication station screening data, perform optimal communication transmission path planning processing from the grid monitoring node to the grid management platform to generate optimal communication path data for grid status information transmission;

[0066] S7. Execute a power grid status information transmission operation based on the power grid status information transmission optimal communication path data.

[0067] For further information, see Figure 1 - Figure 2 The steps for collecting the location coordinate data of the power grid monitoring nodes and the location coordinate data of the power grid management platform are as follows:

[0068] S11, collect the spatial location coordinate information of the power grid monitoring site where the target power grid IoT terminal is located online through the position sensor, and generate the power grid monitoring node location coordinate data A jiedian ,The grid monitoring node location coordinate data include the ,longitude, latitude and altitude of the grid monitoring node;

[0069] The geographic location coordinate information of the power grid management platform is collected online through the position sensor, and the power grid management platform location coordinate data is generated. pingtai ,The location coordinate data of the power grid management platform include the ,longitude, latitude and altitude of the power grid management platform.

[0070] Based on the grid monitoring node location coordinate data and the grid management platform location coordinate data, the center location coordinates and spatial distance measurement processing of the grid monitoring node to the grid management platform are performed respectively, and the operation steps of generating the grid status information transmission center location coordinate data and the grid status information transmission spatial distance data are as follows:

[0071] S21, using the spatial two-point coordinate center formula combined with the grid monitoring node position coordinate data A jiedian , power grid management platform location coordinate data J pingtai Perform numerical measurement processing on the coordinates of the center position between the power grid monitoring node and the power grid management platform to generate the coordinate data Q of the center position of the power grid status information transmission. The coordinate data of the center position of the power grid status information transmission represents the longitude, latitude and altitude of the center position between the power grid monitoring node and the power grid management platform.

[0072] The spatial distance formula is combined with the grid monitoring node location coordinate data A jiedian , power grid management platform location coordinate data J pingtai The spatial distance between the power grid monitoring node and the power grid management platform is numerically measured and processed to generate the power grid status information transmission spatial distance data L. The power grid status information transmission spatial distance data represents the spatial straight-line distance parameter between the power grid monitoring node and the power grid management platform, where the unit of L is meter.

[0073] Based on the grid status information transmission center location coordinate data and grid status information transmission spatial distance data, the relay communication station object search processing required for communication transmission from the grid monitoring node to the grid management platform is performed, and the operation steps for generating grid status information transmission relay communication station search data are as follows:

[0074] S31. Input the grid status information transmission center location coordinate data Q and the grid status information transmission spatial distance data L in the data input dialog box of the grid management platform respectively. The grid management platform uses the location coordinate corresponding to the grid status information transmission center location coordinate data Q as the center of the circle and the spatial distance corresponding to the grid status information transmission spatial distance data L as the diameter to search for the characteristic text information of all relay communication stations within the circular geographical area from the grid monitoring node to the grid management platform, and generates a grid status information transmission relay communication station search data set K = (k1,…,k u ,…,k θ ), u=1,2,3,…,θ; where k u Represents the grid status information transmission relay communication station search data corresponding to the u-th relay communication station searched, θ represents the maximum number of relay communication stations; the grid status information transmission relay communication station search data includes the spatial coordinate information of the relay communication station and the communication site number information.

[0075] Through the power grid monitoring node location information collection unit and the power grid management platform location information collection unit, position sensors are used to dynamically obtain the location coordinate information of the power grid monitoring nodes and the power grid management platform, providing reliable data support for the scientific planning of the relay communication path of the power grid Internet of Things terminal; the power grid status information transmission center location information metering unit and the power grid status information transmission distance metering unit cooperate with each other to accurately measure the power grid status information transmission distance parameters and the location coordinate information of the information transmission center point based on the location information of the power grid monitoring nodes and the power grid management platform combined with numerical processing; dynamic digital positioning of the geographical area covered by the communication transmission from the power grid monitoring node to the power grid management platform is realized, thereby improving the reliability of the operation status supervision of the power grid Internet of Things terminal; the power grid status information transmission relay communication station search unit, based on the power grid status information transmission center location coordinate information, the power grid status information transmission spatial distance parameters and the power grid management platform, conducts intelligent and efficient search for relay communication stations in the geographical area covered by the communication transmission from the power grid monitoring node to the power grid management platform, thereby improving the security and stability of the operation status supervision of the power grid Internet of Things terminal.

[0076] For further information, see Figure 1 - Figure 2 The steps for collecting the interference magnetic field strength data of the power grid status information transmission relay communication station are as follows:

[0077] S41, using a magnetic field strength measuring device to measure online the grid state information transmission relay communication station search data set K of all grid state information transmission relay communication station search data k u The interference magnetic field strength parameters of the corresponding relay communication station are used to generate the grid state information transmission relay communication station interference magnetic field strength data set F = (f1, ..., f u ,…,f θ ), where f u Indicates the power grid status information transmission relay communication station interference magnetic field strength data corresponding to the u-th relay communication station, f u The unit is ampere per meter. The magnetic field strength measurement equipment includes any one of the Gaussmeter and Teslameter.

[0078] Based on the interference magnetic field intensity data of the power grid status information transmission relay communication station and the interference magnetic field intensity safety threshold of the power grid status information transmission relay communication station, the optimal relay communication station object for communication transmission from the power grid monitoring node to the power grid management platform is screened and processed. The operation steps for generating the screening data of the optimal relay communication station for power grid status information transmission are as follows:

[0079] S51, establish the power grid status information transmission relay communication station interference magnetic field strength safety threshold matrix E = (e1, ..., e u ,…,e θ ), where e urepresents the safety threshold of the interference magnetic field intensity of the relay communication station corresponding to the u-th relay communication station for the transmission of power grid status information, e u The unit is ampere per meter; the safety threshold of the interference magnetic field strength of the relay communication station for power grid status information transmission indicates the maximum interference magnetic field strength that the relay communication station of the power grid communication system can withstand under normal communication conditions;

[0080] S52, the grid state information transmission relay communication station interference magnetic field strength data f in the grid state information transmission relay communication station interference magnetic field strength data set F u According to the relay communication station number information in order and the power grid status information transmission relay communication station interference magnetic field strength safety threshold matrix E, the power grid status information transmission relay communication station interference magnetic field strength safety threshold e u Perform interference magnetic field strength numerical comparison, and generate the grid state information transmission relay communication station operation status analysis data set G=(g1,…,g u ,…,g θ ), where g u Indicates the power grid status information transmission relay communication station operation status analysis data corresponding to the u-th relay communication station;

[0081] When f u ≤e u , indicating that the interference magnetic field strength of the u-th relay communication station does not exceed the set interference magnetic field strength safety threshold, then the grid status information is output to transmit the relay communication station operation status analysis data g u is normal;

[0082] When f u >e u , indicating that the interference magnetic field strength of the u-th relay communication station exceeds the set interference magnetic field strength safety threshold, then the power grid status information is output to transmit the relay communication station operation status analysis data g u is abnormal;

[0083] S53, using XGBoost search algorithm to analyze the power grid state information transmission relay communication station operation status data g in the power grid state information transmission relay communication station operation status analysis data set G. u Search the grid state information transmission relay communication station search data set K to find the grid state information transmission relay communication station search data set k corresponding to the relay communication station with normal communication status. u , and generate the optimal relay communication station for power grid status information transmission through data identification to filter the data set K'=(k' u1 ,…,k' u2 ), 1≤u1≤u≤u2≤θ, where k' u1Indicates the optimal relay communication station screening data for power grid status information transmission corresponding to the selected u1-th relay communication station, k' u2 It represents the optimal relay communication station screening data for power grid status information transmission corresponding to the filtered u2-th relay communication station. The optimal relay communication station screening data for power grid status information transmission includes the spatial coordinate information and communication site number information of the filtered relay communication station.

[0084] Through the grid status information transmission relay communication station interference magnetic field strength acquisition unit, the magnetic field strength measuring equipment is used to accurately obtain the grid status information transmission relay communication station interference magnetic field strength information, and realize the timely and accurate monitoring of the communication status parameters of the relay communication station for the grid Internet of Things terminal operation status supervision; the grid status information transmission relay communication station screening unit, according to the grid status information transmission relay communication station interference magnetic field strength parameters combined with the intelligent search algorithm and the scientifically preset grid status information transmission relay communication station interference magnetic field strength safety threshold, scientifically and intelligently screens and processes the relay communication stations from the grid monitoring node to the grid management platform, realizes the intelligent selection of the relay communication sites from the grid monitoring node to the grid management platform based on the communication working conditions, and improves the intelligence of the grid Internet of Things terminal operation status supervision.

[0085] For further information, see Figure 1 - Figure 2 , based on the grid monitoring node location coordinate data, the grid management platform location coordinate data and the grid status information transmission optimal relay communication station screening data, the optimal communication transmission path planning processing from the grid monitoring node to the grid management platform is performed. The operation steps for generating the grid status information transmission optimal communication path data are as follows:

[0086] S61. Obtaining grid monitoring node location coordinate data A jiedian , power grid management platform location coordinate data J pingtai and the optimal relay communication station for power grid status information transmission to select the data set K;

[0087] S62, based on the grid monitoring node position coordinate data A jiedian , power grid management platform location coordinate data J pingtai and the optimal relay communication station screening data set K for power grid status information transmission, and the optimal relay communication station screening data k' for power grid status information transmission u1 to k' u2 Search out the optimal relay communication station screening data for power grid status information transmission corresponding to the relay communication station used for the shortest real-time relay communication transmission path of power grid status information from the power grid monitoring node to the power grid management platform, and generate the optimal communication path data K" for power grid status information transmission; the specific operation steps for executing the generation of the optimal communication path data K" for power grid status information transmission are as follows:

[0088] S621, when the algorithm is initialized, the maximum number of iterations T is updated, and the grid monitoring node position coordinate data A is used. jiedian , power grid management platform location coordinate data J pingtai and the optimal relay communication station screening data set K' for power grid status information transmission, and the optimal relay communication station screening data k' for power grid status information transmission u1 to k' u2 All pheromone contents in the composed search space are initialized to Θ0;

[0089] S622, algorithm iteration, based on the grid monitoring node position coordinate data A jiedian , power grid management platform location coordinate data J pingtai and the optimal relay communication station screening data set K' for power grid status information transmission, and the optimal relay communication station screening data k' for power grid status information transmission u1 to k' u2 In the search space composed of the above, the path search ants search for all real-time relay communication transmission paths from the power grid monitoring node to the power grid management platform. The path search ants search and identify the pheromone content reduction rate on all trajectories corresponding to all real-time relay communication transmission paths from the power grid monitoring node to the power grid management platform. The pheromone content reduction rate is calculated as follows: where δ t+1 (r, v) represents the position coordinate data of the power grid monitoring node A after t+1 iterations jiedian , power grid management platform location coordinate data J pingtai and the optimal relay communication station screening data set K' for power grid status information transmission, and the optimal relay communication station screening data k' for power grid status information transmission u1 to k' u2 In the search space composed of the path search ants, the pheromone content reduction rate of the coordinate position (r, v) of all real-time relay communication transmission paths from the power grid monitoring node to the power grid management platform is searched out; δ t (r, v) represents the position coordinate data of the power grid monitoring node A after t iterations jiedian , power grid management platform location coordinate data J pingtai and the optimal relay communication station screening data set K' for power grid status information transmission, and the optimal relay communication station screening data k' for power grid status information transmission u1 to k' u2 In the search space composed of the path search ants, the pheromone content reduction rate of the coordinate position (r, v) of all real-time relay communication transmission paths from the power grid monitoring node to the power grid management platform is searched; Δδ j (r, v) represents the position coordinate data of the power grid monitoring node A jiedian , power grid management platform location coordinate data J pingtaiand the optimal relay communication station screening data set K' for power grid status information transmission, and the optimal relay communication station screening data k' for power grid status information transmission u1 to k' u2 In the search space composed of the path search ants, all real-time relay communication transmission paths from the power grid monitoring node to the power grid management platform are searched. The position of the coordinate position (r, v) is searched by the j-th path search ant. The pheromone change is the amount of pheromone after the position is searched by the j-th path search ant. Ω represents the maximum number of path search ants, and ζ represents a random number in the interval (0, 1).

[0090] S623, the path search ant builds its own trajectory length and moves the path according to the grid monitoring node position coordinate data A. jiedian , power grid management platform location coordinate data J pingtai and the optimal relay communication station screening data set K' for power grid status information transmission, and the optimal relay communication station screening data k' for power grid status information transmission u1 to k' u2 In the search space composed of , the pheromone change of all trajectory lengths after this round of iteration is searched; the pheromone change calculation formula is as follows: in represents the trajectory length, ∫ j Indicates that the jth path search ant is located in the grid monitoring node position coordinate data A jiedian , power grid management platform location coordinate data J pingtai and the optimal relay communication station screening data set K' for power grid status information transmission, and the optimal relay communication station screening data k' for power grid status information transmission u1 to k' u2 In the search space composed of the path search ants, the coordinate position set of all real-time relay communication transmission paths from the power grid monitoring node to the power grid management platform is searched; the path search ants search for the trajectory length with the largest pheromone change value based on the pheromone change value, and the path search ants search for the trajectory length with the largest pheromone change value based on the power grid monitoring node position coordinate data A. jiedian , power grid management platform location coordinate data J pingtai and the optimal relay communication station screening data set K' for power grid status information transmission, and the optimal relay communication station screening data k' for power grid status information transmission u1 to k' u2 The shortest real-time relay communication transmission path from the power grid monitoring node to the power grid management platform is searched in the search space composed of the two nodes;

[0091] S624. When the algorithm meets the maximum number of iterations T, output the optimal relay communication station screening data corresponding to the power grid status information transmission of the relay communication station used in the real-time shortest relay communication transmission path from the power grid monitoring node to the power grid management platform; otherwise, continue to execute step S622 until the maximum number of iterations T is met;

[0092] S625, filter data based on the optimal relay communication station for power grid status information transmission output in step S624, and generate optimal communication path data K" for power grid status information transmission through data identification, where K" = (k" u3 ,…,k″ u4 ), 1≤u3≤u1≤u≤u4≤u2≤θ, where k″ u3 Indicates the grid state information transmission relay communication station characteristic data corresponding to the u3-th relay communication station used in the grid state information transmission optimal communication path data K", k" u4 Represents the grid status information transmission relay communication station characteristic data corresponding to the u4th relay communication station used in the grid status information transmission optimal communication path data K". The grid status information transmission relay communication station characteristic data includes the spatial coordinate information and communication site number information of the relay communication station used in the optimal communication path.

[0093] The steps for performing the grid status information transmission operation based on the grid status information transmission optimal communication path data are as follows:

[0094] S71. The power grid management platform executes a communication transmission operation of the power grid status information from the power grid monitoring node to the power grid management platform according to the optimal communication path data K" for power grid status information transmission.

[0095] Through the optimal communication transmission path planning unit for power grid status information transmission, the shortest communication transmission path from the power grid monitoring node to the power grid management platform is planned based on the power grid monitoring node location coordinate parameters, the power grid management platform location coordinate parameters, and the screening information of the optimal relay communication station for power grid status information transmission, combined with the artificial intelligence algorithm, to achieve scientific and real-time dynamic planning of the relay communication path from the power grid monitoring node to the power grid management platform; the power grid status information transmission operation execution unit, based on the optimal communication path data for power grid status information transmission combined with the power grid management platform, independently and efficiently executes the power grid status information transmission operation, thereby improving the applicability and quality of power grid IoT terminal operation status supervision.

[0096] Example 2:

[0097] See also Figure 1 - Figure 2 , a method for intelligent monitoring and control of the operation behavior of a power grid IoT terminal is used to realize an intelligent monitoring and control system for the operation behavior of a power grid IoT terminal. The system includes a power grid IoT terminal communication relay node search module, a power grid IoT terminal communication relay node screening module, and a power grid IoT terminal communication relay planning and communication execution module;

[0098] The power grid IoT terminal communication relay node search module includes a power grid monitoring node location information collection unit, a power grid management platform location information collection unit, a power grid status information transmission center location information metering unit, a power grid status information transmission distance metering unit, and a power grid status information transmission relay communication station search unit;

[0099] A power grid monitoring node location information acquisition unit, which collects power grid monitoring node location coordinate data through location sensors; a power grid management platform location information acquisition unit, which collects power grid management platform location coordinate data through location sensors; a power grid status information transmission center location information metering unit, which performs center location coordinate metering processing from the power grid monitoring node to the power grid management platform based on the power grid monitoring node location coordinate data and the power grid management platform location coordinate data, and generates power grid status information transmission center location coordinate data; a power grid status information transmission distance metering unit, which performs space distance metering processing from the power grid monitoring node to the power grid management platform based on the power grid monitoring node location coordinate data and the power grid management platform location coordinate data, and generates power grid status information transmission space distance data; a power grid status information transmission relay communication station search unit, which performs search processing for relay communication station objects required for communication transmission from the power grid monitoring node to the power grid management platform based on the power grid status information transmission center location coordinate data and the power grid status information transmission space distance data, and generates power grid status information transmission relay communication station search data;

[0100] The power grid IoT terminal communication relay node screening module includes a power grid state information transmission relay communication station interference magnetic field strength acquisition unit, a power grid state information transmission relay communication station interference magnetic field strength safety threshold storage unit, and a power grid state information transmission relay communication station screening unit;

[0101] A power grid status information transmission relay communication station interference magnetic field strength acquisition unit, which collects power grid status information transmission relay communication station interference magnetic field strength data through a magnetic field strength measuring device; a power grid status information transmission relay communication station interference magnetic field strength safety threshold storage unit, which is used to store the power grid status information transmission relay communication station interference magnetic field strength safety threshold; a power grid status information transmission relay communication station screening unit, which performs optimal relay communication station object screening processing for communication transmission from the power grid monitoring node to the power grid management platform based on the power grid status information transmission relay communication station interference magnetic field strength data and the power grid status information transmission relay communication station interference magnetic field strength safety threshold, and generates optimal relay communication station screening data for power grid status information transmission;

[0102] The power grid IoT terminal communication relay planning and communication execution module includes a power grid status information transmission optimal communication transmission path planning unit and a power grid status information transmission operation execution unit;

[0103] The optimal communication transmission path planning unit for power grid status information transmission plans and processes the optimal communication transmission path from the power grid monitoring node to the power grid management platform based on the power grid monitoring node location coordinate data, the power grid management platform location coordinate data and the optimal relay communication station screening data for power grid status information transmission, and generates optimal communication path data for power grid status information transmission; the power grid status information transmission operation execution unit executes the power grid status information transmission operation based on the optimal communication path data for power grid status information transmission in combination with the power grid management platform.

[0104] While embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions, and variations may be made to these embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A method for intelligent monitoring and control of the operation behavior of power grid IoT terminals, characterized in that: The method comprises the following steps: S1. Collecting grid monitoring node location coordinate data and grid management platform location coordinate data; S2. Measure and process the center position coordinates and spatial distances between the power grid monitoring node and the power grid management platform to generate power grid status information transmission center position coordinate data and power grid status information transmission spatial distance data; S3. Perform search processing on relay communication station objects required for communication transmission from the power grid monitoring node to the power grid management platform, and generate search data for relay communication stations for power grid status information transmission; S4. Collecting grid status information and transmitting interference magnetic field intensity data to relay communication stations; S5. Screening and processing the optimal relay communication station objects for communication transmission from the power grid monitoring node to the power grid management platform to generate screening data for the optimal relay communication station for power grid status information transmission; S6. Plan and process the optimal communication transmission path from the power grid monitoring node to the power grid management platform, and generate optimal communication path data for power grid status information transmission; S7. Execute a power grid status information transmission operation based on the power grid status information transmission optimal communication path data.

2. The method for intelligent monitoring and control of the operation behavior of power grid IoT terminals according to claim 1 is characterized by: Said S1 comprises the following steps: S11, collect the spatial location coordinate information of the power grid monitoring site where the target power grid IoT terminal is located online through the position sensor, and generate the power grid monitoring node location coordinate data A jiedian ; The geographic location coordinate information of the power grid management platform is collected online through the position sensor, and the power grid management platform location coordinate data is generated. pingtai .

3. The method for intelligent monitoring and control of the operation behavior of power grid IoT terminals according to claim 2 is characterized by: The S2 comprises the following steps: S21, using the space two-point coordinate center formula combined with the A jiedian 、The J pingtai Perform numerical measurement processing of the center position coordinates from the power grid monitoring node to the power grid management platform to generate the center position coordinate data Q for power grid status information transmission; Using the spatial distance formula combined with the A jiedian 、The J pingtai The spatial distance between the power grid monitoring node and the power grid management platform is measured and processed to generate the spatial distance data L for power grid status information transmission, where the unit of L is meter.

4. The method for intelligent monitoring and control of the operation behavior of power grid IoT terminals according to claim 3 is characterized by: The S3 includes the following steps: S31. Enter the Q and L in the data input dialog box of the power grid management platform respectively. The power grid management platform uses the position coordinate corresponding to Q as the center of the circle and the spatial distance corresponding to L as the diameter to search for the characteristic text information of all relay communication stations in the circular geographical area from the power grid monitoring node to the power grid management platform, and generates a search data set K = (k1, ..., k u ,…,k θ ), u=1,2,3,…,θ; where k u represents the grid status information transmission relay communication station search data corresponding to the u-th relay communication station searched, and θ represents the maximum number of relay communication stations.

5. The method for intelligent monitoring and control of the operation behavior of power grid IoT terminals according to claim 4 is characterized by: The S4 comprises the following steps: S41, measuring all the k in K online by a magnetic field strength measuring device. u The interference magnetic field strength parameters of the corresponding relay communication station are used to generate the grid state information transmission relay communication station interference magnetic field strength data set F = (f1, ..., f u ,…,f θ ), where f u Indicates the power grid status information transmission relay communication station interference magnetic field strength data corresponding to the u-th relay communication station, f u The unit is ampere per meter.

6. The method for intelligent monitoring and control of the operation behavior of power grid IoT terminals according to claim 5 is characterized by: The S5 comprises the following steps: S51, establish the power grid status information transmission relay communication station interference magnetic field strength safety threshold matrix E = (e1, ..., e u ,…,e θ ), where e u represents the safety threshold of the interference magnetic field intensity of the relay communication station corresponding to the u-th relay communication station for the transmission of power grid status information, e u The unit is ampere per meter; S52, the f in the F u According to the relay communication station number information, the relay stations are arranged in order with the relay stations in E. u Perform interference magnetic field strength numerical comparison, and generate the grid state information transmission relay communication station operation status analysis data set G=(g1,…,g u ,…,g θ ), where g u Indicates the power grid status information transmission relay communication station operation status analysis data corresponding to the u-th relay communication station; When f u ≤e u , then output the grid status information transmission relay communication station operation status analysis data g u is normal; When f u >e u , then output the grid status information transmission relay communication station operation status analysis data g u is abnormal; S53, using XGBoost search algorithm according to the g in G u Search the K corresponding to the relay communication station with normal communication status in the K u , and generate the optimal relay communication station for power grid status information transmission through data identification to filter the data set K'=(k' u1 ,…,k' u2 ), 1≤u1≤u≤u2≤θ, where k' u1 Indicates the optimal relay communication station screening data for power grid status information transmission corresponding to the selected u1-th relay communication station, k' u2 Indicates the optimal relay communication station screening data for power grid status information transmission corresponding to the filtered u2-th relay communication station.

7. The method for intelligent monitoring and control of power grid IoT terminal operation behavior according to claim 6 is characterized by: The S6 comprises the following steps: S61, obtain the A jiedian 、The J pingtai , the K'; S62, based on the A jiedian 、The J pingtai and the k' in the K' u1 to k' u2 Searching for the optimal relay communication station screening data for power grid status information transmission corresponding to the relay communication station used for the shortest real-time relay communication transmission path of power grid status information from the power grid monitoring node to the power grid management platform, and generating optimal communication path data K" for power grid status information transmission; the specific operation steps for executing the generation of the optimal communication path data K" for power grid status information transmission are as follows: S621, when the algorithm is initialized, update the maximum number of iterations T, and jiedian 、The J pingtai and the k' in the K' u1 to k' u2 All pheromone contents in the composed search space are initialized to Θ0; S622, algorithm iteration, based on the A jiedian 、The J pingtai and the k' in the K' u1 to k' u2 In the search space composed of the above, the path search ants search out all the real-time relay communication transmission paths from the power grid monitoring node to the power grid management platform, and the path search ants search and identify the pheromone content reduction rate on all the trajectories corresponding to all the real-time relay communication transmission paths from the power grid monitoring node to the power grid management platform; S623, the path search ant follows the path length constructed by the A jiedian 、The J pingtai and the k' in the K' u1 to k' u2 The search space composed of A searches for the pheromone changes of all trajectory lengths after this round of iteration; the path search ant searches for the trajectory length with the largest pheromone change value based on the pheromone change, and jiedian 、The J pingtai and the k' in the K' u1 to k' u2 The shortest real-time relay communication transmission path from the power grid monitoring node to the power grid management platform is searched in the search space composed of the two nodes; S624. When the algorithm satisfies the maximum number of iterations T, output the optimal relay communication station screening data corresponding to the relay communication station used in the real-time shortest relay communication transmission path from the power grid monitoring node to the power grid management platform for transmitting the power grid status information; otherwise, continue to execute step S622 until the maximum number of iterations T is met; S625, filter data according to the optimal relay communication station for power grid status information transmission output in step S624, and generate optimal communication path data K" for power grid status information transmission through data identification, where K"=(k" u3 ,…,k″ u4 ), 1≤u3≤u1≤u≤u4≤u2≤θ, where k″ u3 Indicates the characteristic data of the power grid status information transmission relay communication station corresponding to the u3-th relay communication station used in the K", k" u4 Indicates the characteristic data of the power grid status information transmission relay communication station corresponding to the u4th relay communication station used in the K".

8. The method for intelligent monitoring and control of the operation behavior of power grid IoT terminals according to claim 7 is characterized by: The S7 comprises the following steps: S71. The power grid management platform performs a communication transmission operation of the power grid status information from the power grid monitoring node to the power grid management platform according to the K″.

9. A method for intelligently monitoring and controlling the operating behavior of a power grid IoT terminal, for implementing the system for intelligently monitoring and controlling the operating behavior of a power grid IoT terminal according to any one of claims 1 to 8, characterized in that: The system includes a power grid Internet of Things terminal communication relay node search module, a power grid Internet of Things terminal communication relay node screening module, and a power grid Internet of Things terminal communication relay planning and communication execution module.

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