A remote circuit monitoring and power control device

Abstract

The present invention discloses a remote circuit monitoring and power control device, which specifically relates to the field of circuit monitoring and control technology. The device includes: a power self-test module, a power intelligent detection module, an energy-saving and consumption-reducing module, a lightning protection module, an automatic cooling module, a positioning module, a communication module, a remote monitoring module and a database. The present invention adopts a line initialization self-test setting, performs an overall detection of the line in advance, and makes a judgment and analysis on each electrical parameter of the line. It can pre-discover the risks of the line, eliminate the hidden dangers of the line in advance, and ensure the safety of electricity use. The present invention self-monitors and adjusts the circuit monitoring device, monitors the equipment temperature and line temperature of the circuit monitoring device in real time, and makes judgments. It responds to abnormal equipment temperature and line temperature in time, reduces the temperature to ensure the stability of the equipment and the safety of the line, and adopts a 5G high-speed communication module to achieve efficient information interaction with the remote monitoring end.

Description

Technical Field

[0001] The present invention relates to the technical field of circuit monitoring and control, and in particular to a remote circuit monitoring and power control device. Background Art

[0002] With the development of smart grid technology, the functions of power monitoring devices have been continuously expanded from simple monitoring and alarm to remote control of power equipment, fault diagnosis, energy efficiency management and other applications. With the development of Internet of Things and big data technology, power monitoring devices have been integrated with smart sensors. These sensors can collect various parameters of the power system in real time and upload the data to the cloud platform for centralized processing and analysis. Therefore, it is necessary to study remote circuit monitoring and control devices.

[0003] Existing technologies can meet certain needs for remote circuit monitoring and power control, but there are also certain potential risks, which are specifically reflected in the following aspects: On the one hand, in real life, circuit facilities are easily degraded in insulation performance due to rain or lightning strikes. Existing technology products cannot achieve a fast and safe circuit control for circuit threats in such environments, thereby generating maintenance costs and accident costs, leading to circuit accidents and threatening people's lives, and failing to meet the actual needs of safe electricity use.

[0004] On the other hand, in the field of industrial production electricity consumption, the existing technology products ignore the detection of line initialization, and do not perform self-inspection on the lines in advance during the production process to avoid potential risks in advance, resulting in increased electricity consumption risks in the actual industrial production process. At the same time, for the circuit monitoring and control device, there is no platform that allows users to set monitoring thresholds by themselves. In the actual industrial production process, due to the upgrade of the industrial line, the electricity demand changes, and it is impossible to easily adjust the parameters, which reduces the functional adjustability and reusability of the circuit monitoring and control device, and increases the cost of subsequent maintenance and upgrades of the equipment, resulting in failure to meet the actual needs of industrial production. Summary of the invention

[0005] The purpose of the present invention is to provide a remote circuit monitoring and power control device to solve the problems existing in the background technology.

[0006] In order to solve the above technical problems, the present invention adopts the following technical solution: a remote circuit monitoring and power control device, comprising:

[0007] The power self-check module is used to collect the initial parameters of the line when the line is turned on, and determine whether the initial parameters of the line are normal when the line is turned on. If abnormal, the initial abnormal parameter response measures are executed;

[0008] The power intelligent detection module is used to collect various power parameters of the line when the line is working, and determine whether the various power parameters of the line when the line is working are normal. If abnormal, execute response measures for various abnormal power parameters;

[0009] Energy saving and consumption reduction module, used to adjust energy-saving power parameters when the line is working;

[0010] Lightning protection module, used to set various protection power parameters when the line is working and generate combination waves;

[0011] The automatic cooling module is used to collect the line temperature and equipment temperature when the line is working, and determine whether the line temperature and equipment temperature are abnormal when the line is working. If abnormal, the temperature abnormality response measures are executed;

[0012] The positioning module is used to obtain the location information of the power monitoring equipment and send it to the remote monitoring terminal;

[0013] The communication module is used to establish network communication between the power monitoring equipment and the remote monitoring terminal to realize information interaction;

[0014] The remote monitoring module is used to display the parameters and fault information of the power monitoring equipment and set the monitoring thresholds of various line parameters.

[0015] Furthermore, the specific analysis method of the acquisition of initial parameters of the line when the line is turned on is as follows:

[0016] When the circuit is turned on, the initial parameters of the circuit include circuit voltage and circuit current;

[0017] Use voltage sensors to obtain circuit voltage when the line is turned on , the current sensor obtains the circuit current when the circuit is turned on .

[0018] Furthermore, the determination of whether the initial parameters of the line are normal when the line is turned on, if abnormal, executing the initial abnormal parameter response measures, the specific analysis method is:

[0019] Based on the circuit voltage when the line is turned on ,like , it is determined that the initial voltage of the line is normal when the line is turned on. The standard circuit voltage when the line is powered on is extracted from the database;

[0020] like , it is determined that the initial voltage of the line is abnormal when the line is turned on, and the abnormal type is undervoltage abnormality, where Execute undervoltage abnormal response measures for the undervoltage judgment difference factor preset by the user obtained from the database;

[0021] like , it is determined that the initial voltage of the line is abnormal when the line is turned on, the abnormality type is overvoltage abnormality, and the high-voltage abnormality response measures are executed;

[0022] The undervoltage abnormal response measures refer to that the power monitoring equipment does not close the switch, the display screen displays the undervoltage abnormality, the buzzer alarms and flashes the red light, reminding the technicians to inspect the line until the undervoltage abnormality returns to normal;

[0023] The overvoltage abnormal response measures refer to that the power monitoring equipment does not close the switch, the display screen displays the overvoltage abnormality, the buzzer alarms and flashes the green light, reminding the technicians to inspect the line until the undervoltage abnormality returns to normal;

[0024] Based on the circuit current when the line is turned on ,like , it is determined that the initial current of the line is normal when the line is turned on. The standard circuit current when the line is turned on is extracted from the database;

[0025] like , it is determined that the initial current of the line is abnormal when the line is turned on, and the abnormal type is leakage abnormality, where The leakage current judgment threshold preset by the user obtained from the database, Execute leakage abnormal response measures for the short-circuit current judgment threshold preset by the user obtained from the database;

[0026] like , it is determined that the initial current of the line is abnormal when the line is turned on, the abnormality type is short circuit abnormality, and the short circuit abnormality response measures are executed;

[0027] The leakage abnormality response measures refer to that the power monitoring equipment does not close the switch, the display screen displays the leakage abnormality, the buzzer alarms and flashes the blue light, reminding the technicians to inspect the line until the leakage abnormality returns to normal;

[0028] The short circuit abnormality response measures refer to that the power monitoring equipment does not close the circuit, the display screen shows the short circuit abnormality, the buzzer alarms and flashes the yellow light, reminding the technicians to inspect the line until the short circuit abnormality returns to normal.

[0029] Furthermore, the specific analysis method of the power parameters of the line when the line is working is as follows:

[0030] The power parameters of the line when the line is working include: circuit voltage , Circuit Current , Circuit active power , Circuit apparent power and circuit frequency ;

[0031] Calculate the apparent power of a circuit based on the circuit voltage and circuit current , using the phase difference between circuit voltage and circuit current , calculate the circuit active power ;

[0032] Using frequency sensor to obtain circuit frequency ;

[0033] The circuit voltage when the line is working , Circuit Current , Circuit active power , Circuit apparent power and circuit frequency , construct the power parameters of the line when the line is working ,in , The subscripts representing the power parameters of the line when the line is working.

[0034] Furthermore, the determination of whether the power parameters of the line are normal when the line is working, if abnormal, executing the response measures of the abnormal power parameters, the specific analysis method is as follows:

[0035] Retrieve the user-defined abnormality judgment threshold of each power parameter of the line when the line is working from the database. If it exists, extract the first abnormality judgment threshold of each power parameter of the line when the line is working , the second abnormality judgment threshold ;

[0036] If it does not exist, the first abnormal judgment threshold value of each power parameter of the line when the line is working, which is preset by the power monitoring device, is extracted from the database. , the second abnormality judgment threshold ;

[0037] If there is a user-defined abnormal judgment threshold for each power parameter of the line when the line is working in the database, then based on the power parameters of the line when the line is working ,like , then determine the line number when the line is working If the power parameter is too low, the circuit breaker will trip and cut off the circuit. The display will show the abnormal type and the buzzer will sound to remind the technicians to inspect the line. The power parameters return to normal and the circuit breaker is closed manually;

[0038] like , then determine the line number when the line is working If the power parameter is too high, the circuit breaker will trip and cut off the circuit. The display will show the abnormal type and the buzzer will sound to remind the technicians to inspect the line. The power parameters return to normal and the circuit breaker is closed manually;

[0039] If the database does not contain the user-defined abnormal judgment threshold of each power parameter of the line when the line is working, then the abnormal judgment threshold of each power parameter of the line when the line is working is , Similarly, when the line work is completed, it is judged whether the various power parameters of the line are normal, and the response measures for various abnormal power parameters are executed.

[0040] Furthermore, the energy-saving power parameters of the adjustment line during operation are specifically analyzed by:

[0041] The energy-saving power parameter of the circuit when it is working refers to the phase relationship between the circuit current and the circuit voltage, that is, the power factor when the circuit is working. ;

[0042] Start the capacitor to work and adjust the power factor of the balanced power monitoring equipment system , compensate for the reactive power of the line.

[0043] Furthermore, the protection power parameters of the line are set to generate a combination wave, and the specific analysis method is as follows:

[0044] A high-amplitude voltage pulse is applied between the L line and the N line of the line, and the combination wave of the high-amplitude voltage pulse is set to .

[0045] Furthermore, the line temperature and the equipment temperature when the line is working are collected to determine whether the line temperature and the equipment temperature when the line is working are abnormal. If abnormal, temperature abnormality response measures are executed. The specific analysis method is as follows:

[0046] Use the temperature sensor to obtain the line temperature when the line is working , device temperature ;

[0047] If the line temperature during operation , it is determined that the line temperature is abnormally high during line operation, and the line temperature abnormal response measures are executed. Indicates the user-defined line temperature judgment threshold extracted from the database;

[0048] If the equipment temperature during line operation , it is determined that the equipment temperature during line operation is abnormally high, and the equipment temperature abnormal response measures are executed. Indicates the user-defined device temperature judgment threshold extracted from the database;

[0049] The above-mentioned abnormal response measures for the line temperature being too high refer to the buzzer alarming for 10 seconds, the display screen showing the abnormal line temperature being too high, and the first-level heat dissipation function of the power monitoring equipment being turned on;

[0050] The abnormal response measures for the device temperature being too high refer to the buzzer alarming for 10 seconds, the display screen indicating that the device temperature is too high abnormally, and turning on the secondary heat dissipation function of the power monitoring device.

[0051] Furthermore, the network communication between the power monitoring device and the remote monitoring terminal is established to realize information interaction, and the specific analysis method is as follows:

[0052] The power monitoring device and the remote monitoring end establish a connection with the intermediate server through the communication module using the MQTT Internet of Things communication protocol. The power monitoring device encapsulates various power parameters and warning information into information data packets and sends them to the intermediate server. The intermediate server forwards the information data packets to the remote monitoring end. The remote monitoring end constructs a command data packet with customized parameters and operation information and sends it to the intermediate server. The intermediate server forwards the command data packet to the power monitoring device, thereby establishing network communication between the power monitoring device and the remote monitoring end.

[0053] Furthermore, the display of various parameters and fault information of the power monitoring equipment and setting of monitoring thresholds of various line parameters are analyzed in the following specific methods:

[0054] Acquire the location information of the power monitoring device through the positioning module, and send the location information of the power monitoring device to the remote monitoring terminal through the communication module;

[0055] The remote monitoring terminal displays the location information of the power monitoring equipment, various abnormal line parameters when the power is turned on, various abnormal power parameters of the line when the line is working, abnormal line temperature when the line is working, and abnormal equipment temperature;

[0056] The user uses the remote monitoring terminal to customize the undervoltage judgment difference factor, the abnormal judgment threshold of each power parameter of the line, the line temperature judgment threshold, and the equipment temperature judgment threshold.

[0057] Compared with the prior art, the present invention has the following advantages:

[0058] 1. The present invention adopts a circuit initialization self-check setting. Before the circuit starts working, the circuit is pre-tested as a whole, and various electrical parameters of the circuit are judged and analyzed. The risks of the circuit can be discovered in advance, and hidden dangers of the circuit can be eliminated in advance, thus ensuring the safety of electricity use.

[0059] 2. The present invention adopts intelligent monitoring of the line and uses multiple sensors to monitor various power parameters in the line working process in real time. It can promptly discover the fault problems in the line and remind the technicians to make solutions through various early warning methods, thus ensuring the stability of electricity consumption in the actual working process.

[0060] 3. The present invention adopts energy-saving and consumption-reducing technology to adjust the reactive power generated during the operation of the line, effectively recycle and utilize it, reduce energy loss in the industrial production process, and achieve energy-saving and consumption-reducing effects.

[0061] 4. The present invention conducts self-monitoring and adjustment of the circuit monitoring device, monitors the device temperature and line temperature of the circuit monitoring device in real time, makes judgments, and promptly responds to abnormal device temperature and line temperature to reduce the temperature to ensure the stability of the equipment and the safety of the line.

[0062] 5. The present invention adopts a 5G high-speed communication module to achieve efficient information interaction with the remote monitoring end, and can quickly send early warning information to technical personnel through remote communication, so that technical personnel can supervise and adjust the working status of the line. BRIEF DESCRIPTION OF THE DRAWINGS

[0063] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0064] Figure 1 It is a structural connection diagram of the device of the present invention. DETAILED DESCRIPTION

[0065] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. 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 creative work are within the scope of protection of the present invention.

[0066] Reference Figure 1 As shown, the present invention provides a remote circuit detection and power control device, comprising:

[0067] The power self-check module is used to collect the initial parameters of the line when the line is turned on, and determine whether the initial parameters of the line are normal when the line is turned on. If abnormal, the initial abnormal parameter response measures are executed;

[0068] The power intelligent detection module is used to collect various power parameters of the line when the line is working, and determine whether the various power parameters of the line when the line is working are normal. If abnormal, execute response measures for various abnormal power parameters;

[0069] Energy saving and consumption reduction module, used to adjust energy-saving power parameters when the line is working;

[0070] Lightning protection module, used to set various protection power parameters when the line is working and generate combination waves;

[0071] The automatic cooling module is used to collect the line temperature and equipment temperature when the line is working, and determine whether the line temperature and equipment temperature are abnormal when the line is working. If abnormal, the temperature abnormality response measures are executed;

[0072] The positioning module is used to obtain the location information of the power monitoring equipment and send it to the remote monitoring terminal;

[0073] The communication module is used to establish network communication between the power monitoring equipment and the remote monitoring terminal to realize information interaction;

[0074] The remote monitoring module is used to display the parameters and fault information of the power monitoring equipment and set the monitoring thresholds of various line parameters.

[0075] It should be noted that, in a specific embodiment, the database module is used to store the undervoltage judgment difference factor, the abnormal judgment threshold of each power parameter of the line, the line temperature judgment threshold, the equipment temperature judgment threshold, which are customized by the user using the remote monitoring terminal, the abnormal judgment threshold of each power parameter of the line when the power monitoring equipment is pre-set during line operation, the standard circuit voltage when the line is turned on, and the standard circuit current when the line is turned on.

[0076] In a specific embodiment of the present invention, the initial parameters of the line when the line is turned on are collected, and the specific analysis method is:

[0077] When the circuit is turned on, the initial parameters of the circuit include circuit voltage and circuit current;

[0078] Use voltage sensors to obtain circuit voltage when the line is turned on , the current sensor obtains the circuit current when the circuit is turned on .

[0079] In a specific embodiment of the present invention, the determination of whether the initial parameters of the line are normal when the line is turned on, if abnormal, executing the initial abnormal parameter response measures, the specific analysis method is:

[0080] Based on the circuit voltage when the line is turned on ,like , it is determined that the initial voltage of the line is normal when the line is turned on. The standard circuit voltage when the line is powered on is extracted from the database;

[0081] like , it is determined that the initial voltage of the line is abnormal when the line is turned on, and the abnormal type is undervoltage abnormality, where Execute undervoltage abnormal response measures for the undervoltage judgment difference factor preset by the user obtained from the database;

[0082] like , it is determined that the initial voltage of the line is abnormal when the line is turned on, the abnormality type is overvoltage abnormality, and the high-voltage abnormality response measures are executed;

[0083] The undervoltage abnormal response measures refer to that the power monitoring equipment does not close the switch, the display screen displays the undervoltage abnormality, the buzzer alarms and flashes the red light, reminding the technicians to inspect the line until the undervoltage abnormality returns to normal;

[0084] The overvoltage abnormality response measures refer to that the power monitoring equipment does not close the circuit, the display screen displays the overvoltage abnormality, the buzzer alarms and flashes the green light, reminding the technicians to inspect the line until the undervoltage abnormality returns to normal.

[0085] It should be noted that in a specific embodiment, for example, the standard circuit voltage when the line is turned on is (215V, 230V), and the undervoltage judgment difference factor , circuit voltage when the line is turned on , it is judged that , it is determined that the initial voltage of the line is abnormal when the line is turned on, the abnormality type is undervoltage abnormality, the power monitoring equipment does not close the switch, the display screen shows undervoltage abnormality, the buzzer alarms and flashes red light, reminding the technicians to inspect the line until the undervoltage abnormality returns to normal.

[0086] Based on the circuit current when the line is turned on ,like , it is determined that the initial current of the line is normal when the line is turned on. The standard circuit current when the line is turned on is extracted from the database;

[0087] like , it is determined that the initial current of the line is abnormal when the line is turned on, and the abnormal type is leakage abnormality, where The leakage current judgment threshold preset by the user obtained from the database, Execute leakage abnormal response measures for the short-circuit current judgment threshold preset by the user obtained from the database;

[0088] like , it is determined that the initial current of the line is abnormal when the line is turned on, the abnormality type is short circuit abnormality, and the short circuit abnormality response measures are executed.

[0089] The leakage abnormality response measures refer to that the power monitoring equipment does not close the switch, the display screen displays the leakage abnormality, the buzzer alarms and flashes the blue light, reminding the technicians to inspect the line until the leakage abnormality returns to normal;

[0090] The short circuit abnormality response measures refer to that the power monitoring equipment does not close the circuit, the display screen shows the short circuit abnormality, the buzzer alarms and flashes the yellow light, reminding the technicians to inspect the line until the short circuit abnormality returns to normal.

[0091] It should be noted that in a specific embodiment, for example, the standard circuit current when the line is turned on is (8A, 13A), and the undervoltage judgment difference factor , circuit current when the line is turned on , it is judged that , it is determined that the initial current of the line is abnormal when the line is turned on, the abnormality type is leakage abnormality, the power monitoring equipment does not close the switch, the display screen shows leakage abnormality, the buzzer alarms and flashes blue light, reminding the technicians to inspect the line until the leakage abnormality returns to normal.

[0092] The present invention adopts a circuit initialization self-check setting, which performs an overall inspection on the circuit in advance before the circuit starts working, and makes judgments and analyses on various electrical parameters of the circuit, so as to discover risks existing in the circuit in advance, eliminate hidden dangers of the circuit in advance, and ensure the safety of electricity use.

[0093] In a specific embodiment of the present invention, the specific analysis method of the power parameters of the line when the line is working is as follows:

[0094] The power parameters of the line when the line is working include: circuit voltage , Circuit Current , Circuit active power , Circuit apparent power and circuit frequency ;

[0095] Calculate the apparent power of a circuit based on the circuit voltage and circuit current , using the phase difference between circuit voltage and circuit current , calculate the circuit active power ;

[0096] Using frequency sensor to obtain circuit frequency ;

[0097] The circuit voltage when the line is working , Circuit Current , Circuit active power , Circuit apparent power and circuit frequency , construct the power parameters of the line when the line is working ,in , The subscripts representing the power parameters of the line when the line is working.

[0098] In a specific embodiment of the present invention, the determination of whether the power parameters of the line are normal when the line is working, and if abnormal, executing the response measures of the abnormal power parameters, the specific analysis method is:

[0099] Retrieve the user-defined abnormality judgment threshold of each power parameter of the line when the line is working from the database. If it exists, extract the first abnormality judgment threshold of each power parameter of the line when the line is working , the second abnormality judgment threshold ;

[0100] If it does not exist, the first abnormal judgment threshold value of each power parameter of the line when the line is working, which is preset by the power monitoring device, is extracted from the database. , the second abnormality judgment threshold ;

[0101] It should be noted that, in a specific embodiment, the first abnormality judgment threshold is used to judge whether the power parameter is abnormally too low, and the second abnormality judgment threshold is used to judge whether the power parameter is abnormally too high.

[0102] If there is a user-defined abnormal judgment threshold for each power parameter of the line when the line is working in the database, then based on the power parameters of the line when the line is working ,like , then determine the line number when the line is working If the power parameter is too low, the circuit breaker will trip and cut off the circuit. The display will show the abnormal type and the buzzer will sound to remind the technicians to inspect the line. The power parameters return to normal and the circuit breaker is closed manually;

[0103] like , then determine the line number when the line is working If the power parameter is too high, the circuit breaker will trip and cut off the circuit. The display will show the abnormal type and the buzzer will sound to remind the technicians to inspect the line. The power parameters return to normal and the circuit breaker is closed manually;

[0104] If the database does not contain the user-defined abnormal judgment threshold of each power parameter of the line when the line is working, then the abnormal judgment threshold of each power parameter of the line when the line is working is , Similarly, when the line work is completed, it is judged whether the various power parameters of the line are normal, and the response measures for various abnormal power parameters are executed.

[0105] The present invention adopts intelligent monitoring of the line and adopts multiple sensors to monitor various power parameters in the line working process in real time. It can promptly discover the fault problems in the line and remind the technicians to solve them through various early warning methods, thus ensuring the stability of power consumption in the actual working process.

[0106] In a specific embodiment of the present invention, the energy-saving power parameters of the adjustment line are analyzed by:

[0107] The energy-saving power parameter of the circuit when it is working refers to the phase relationship between the circuit current and the circuit voltage, that is, the power factor when the circuit is working. ;

[0108] Start the capacitor to work and adjust the power factor of the balanced power monitoring equipment system , compensate for the reactive power of the line.

[0109] The present invention adopts energy-saving and consumption-reducing technology to adjust the reactive power generated during the operation of the line, effectively recycle and utilize it, reduce energy loss in the industrial production process, and achieve the effect of energy saving and consumption reduction.

[0110] In a specific embodiment of the present invention, the protection power parameters are set when the line is working to generate a combination wave, and the specific analysis method is as follows:

[0111] A high-amplitude voltage pulse is applied between the L line and the N line of the line, and the combination wave of the high-amplitude voltage pulse is set to .

[0112] In a specific embodiment of the present invention, the line temperature and the device temperature when the line is working are collected, and it is determined whether the line temperature and the device temperature when the line is working are abnormal. If abnormal, temperature abnormality response measures are executed, and the specific analysis method is:

[0113] Use the temperature sensor to obtain the line temperature when the line is working , device temperature ;

[0114] If the line temperature during operation , it is determined that the line temperature is abnormally high during line operation, and the line temperature abnormal response measures are executed. Indicates the user-defined line temperature judgment threshold extracted from the database;

[0115] If the equipment temperature during line operation , it is determined that the equipment temperature during line operation is abnormally high, and the equipment temperature abnormal response measures are executed. Indicates the user-defined device temperature judgment threshold extracted from the database;

[0116] The above-mentioned abnormal response measures for the line temperature being too high refer to the buzzer alarming for 10 seconds, the display screen showing the abnormal line temperature being too high, and the first-level heat dissipation function of the power monitoring equipment being turned on;

[0117] The abnormal response measures for the device temperature being too high refer to the buzzer alarming for 10 seconds, the display screen indicating that the device temperature is too high abnormally, and turning on the secondary heat dissipation function of the power monitoring device.

[0118] It should be noted that, in a specific embodiment, for example, the line temperature judgment threshold , the line temperature when the line is working ,get , it is determined that the line temperature is abnormally high when the line is working, the buzzer alarms for 10 seconds, the display screen shows that the line temperature is abnormally high, and the first-level heat dissipation function of the power monitoring equipment is turned on.

[0119] The present invention self-monitors and adjusts the circuit monitoring device, monitors the device temperature and line temperature of the circuit monitoring device in real time, makes judgments, and promptly responds to abnormal device temperature and line temperature to reduce the temperature to ensure the stability of the device and the safety of the line.

[0120] In a specific embodiment of the present invention, the network communication between the power monitoring device and the remote monitoring terminal is established to realize information interaction, and the specific analysis method is as follows:

[0121] The power monitoring device and the remote monitoring end establish a connection with the intermediate server through the communication module using the MQTT Internet of Things communication protocol. The power monitoring device encapsulates various power parameters and warning information into information data packets and sends them to the intermediate server. The intermediate server forwards the information data packets to the remote monitoring end. The remote monitoring end constructs a command data packet with customized parameters and operation information and sends it to the intermediate server. The intermediate server forwards the command data packet to the power monitoring device, thereby establishing network communication between the power monitoring device and the remote monitoring end.

[0122] It should be noted that in a specific embodiment, the MQTT protocol is a lightweight, publish / subscribe model-based message transmission protocol that adopts a publish / subscribe model, which is different from the traditional client-server model. Clients can subscribe to topics or publish messages to a topic. When a message is published to a topic, all clients that subscribe to the topic will receive the message.

[0123] In a specific embodiment of the present invention, the display of various parameters and fault information of the power monitoring equipment and setting of monitoring thresholds of various line parameters are analyzed in the following specific method:

[0124] Acquire the location information of the power monitoring device through the positioning module, and send the location information of the power monitoring device to the remote monitoring terminal through the communication module;

[0125] The remote monitoring terminal displays the location information of the power monitoring equipment, various abnormal line parameters when the power is turned on, various abnormal power parameters of the line when the line is working, abnormal line temperature when the line is working, and abnormal equipment temperature;

[0126] The user uses the remote monitoring terminal to customize the undervoltage judgment difference factor, the abnormal judgment threshold of each power parameter of the line, the line temperature judgment threshold, and the equipment temperature judgment threshold.

[0127] The present invention adopts a 5G high-speed communication module to achieve efficient information interaction with the remote monitoring end, and can quickly send early warning information to technical personnel through remote communication, making it convenient for technical personnel to supervise and adjust the working status of the line.

[0128] The above contents are merely examples and explanations of the concept of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in a similar manner. As long as they do not deviate from the concept of the invention or exceed the scope defined by the present invention, they shall all fall within the protection scope of the present invention.

Claims

1. A remote circuit monitoring and power control device, characterized in that: The device comprises: The power self-check module is used to collect the initial parameters of the line when the line is turned on, and determine whether the initial parameters of the line are normal when the line is turned on. If abnormal, the initial abnormal parameter response measures are executed; The power intelligent detection module is used to collect various power parameters of the line when the line is working, and determine whether the various power parameters of the line when the line is working are normal. If abnormal, execute response measures for various abnormal power parameters; Energy saving and consumption reduction module, used to adjust energy-saving power parameters when the line is working; Lightning protection module, used to set various protection power parameters when the line is working and generate combination waves; The automatic cooling module is used to collect the line temperature and equipment temperature when the line is working, and determine whether the line temperature and equipment temperature are abnormal when the line is working. If abnormal, the temperature abnormality response measures are executed; The positioning module is used to obtain the location information of the power monitoring equipment and send it to the remote monitoring terminal; The communication module is used to establish network communication between the power monitoring equipment and the remote monitoring terminal to realize information interaction; Remote monitoring module, used to display various parameters and fault information of power monitoring equipment and set monitoring thresholds of various line parameters; When the circuit is turned on, the initial parameters of the circuit include circuit voltage and circuit current; Use voltage sensors to obtain circuit voltage when the line is turned on , the current sensor obtains the circuit current when the circuit is turned on ; Based on the circuit voltage when the line is turned on ,like , it is determined that the initial voltage of the line is normal when the line is turned on. The standard circuit voltage when the line is powered on is extracted from the database; like , it is determined that the initial voltage of the line is abnormal when the line is turned on, and the abnormal type is undervoltage abnormality, where Execute undervoltage abnormal response measures for the undervoltage judgment difference factor preset by the user obtained from the database; like , it is determined that the initial voltage of the line is abnormal when the line is turned on, the abnormality type is overvoltage abnormality, and the high-voltage abnormality response measures are executed; The undervoltage abnormal response measures refer to that the power monitoring equipment does not close the switch, the display screen displays the undervoltage abnormality, the buzzer alarms and flashes the red light, reminding the technicians to inspect the line until the undervoltage abnormality returns to normal; The overvoltage abnormal response measures refer to that the power monitoring equipment does not close the switch, the display screen displays the overvoltage abnormality, the buzzer alarms and flashes the green light, reminding the technicians to inspect the line until the undervoltage abnormality returns to normal; Based on the circuit current when the line is turned on ,like , it is determined that the initial current of the line is normal when the line is turned on. The standard circuit current when the line is turned on is extracted from the database; like , it is determined that the initial current of the line is abnormal when the line is turned on, and the abnormal type is leakage abnormality, where The leakage current judgment threshold preset by the user obtained from the database, Execute leakage abnormal response measures for the short-circuit current judgment threshold preset by the user obtained from the database; like , it is determined that the initial current of the line is abnormal when the line is turned on, the abnormality type is short circuit abnormality, and the short circuit abnormality response measures are executed; The leakage abnormality response measures refer to that the power monitoring equipment does not close the switch, the display screen displays the leakage abnormality, the buzzer alarms and flashes the blue light, reminding the technicians to inspect the line until the leakage abnormality returns to normal; The short-circuit abnormal response measures refer to that the power monitoring equipment does not close, the display screen displays the short-circuit abnormality, the buzzer alarms and flashes a yellow light, reminding the technicians to inspect the line until the short-circuit abnormality returns to normal; The power parameters of the line when the line is working include: circuit voltage , Circuit Current , Circuit active power , Circuit Apparent Power and circuit frequency ; Calculate the apparent power of a circuit based on the circuit voltage and circuit current , using the phase difference between circuit voltage and circuit current , calculate the circuit active power ; Using frequency sensor to obtain circuit frequency ; The circuit voltage when the line is working , Circuit Current , Circuit active power , Circuit Apparent Power and circuit frequency , construct the power parameters of the line when the line is working ,in , Subscripts indicating the power parameters of the line when the line is working; Retrieve the user-defined abnormality judgment threshold of each power parameter of the line when the line is working from the database. If it exists, extract the first abnormality judgment threshold of each power parameter of the line when the line is working , the second abnormality judgment threshold ; If it does not exist, the first abnormal judgment threshold value of each power parameter of the line when the line is working, which is preset by the power monitoring device, is extracted from the database. , the second abnormality judgment threshold ; If there is a user-defined abnormal judgment threshold for each power parameter of the line when the line is working in the database, then based on the power parameters of the line when the line is working ,like , then determine the line number when the line is working If the power parameter is too low, the circuit breaker will trip and cut off the circuit. The display will show the abnormal type and the buzzer will sound to remind the technicians to inspect the line. The power parameters return to normal and the circuit breaker is closed manually; like , then determine the line number when the line is working If the power parameter is too high, the circuit breaker will trip and cut off the circuit. The display will show the abnormal type and the buzzer will sound to remind the technicians to inspect the line. The power parameters return to normal and the circuit breaker is closed manually; If the database does not contain the user-defined abnormal judgment threshold of each power parameter of the line when the line is working, then the abnormal judgment threshold of each power parameter of the line when the line is working is , Similarly, when the line work is completed, it is determined whether each power parameter of the line is normal, and the response measures for each abnormal power parameter are executed; The energy-saving power parameter of the circuit when it is working refers to the phase relationship between the circuit current and the circuit voltage, that is, the power factor when the circuit is working. ; Start the capacitor to work and adjust the power factor of the balanced power monitoring equipment system , compensate the reactive power of the line; A high-amplitude voltage pulse is applied between the L line and the N line of the line, and the combination wave of the high-amplitude voltage pulse is set to ; Use the temperature sensor to obtain the line temperature when the line is working , device temperature ; If the line temperature during operation , it is determined that the line temperature is abnormally high during line operation, and the line temperature abnormal response measures are executed. Indicates the user-defined line temperature judgment threshold extracted from the database; If the equipment temperature during line operation , it is determined that the equipment temperature during line operation is abnormally high, and the equipment temperature abnormal response measures are executed. Indicates the user-defined device temperature judgment threshold extracted from the database; The above-mentioned abnormal response measures for the line temperature being too high refer to the buzzer alarming for 10 seconds, the display screen showing the abnormal line temperature being too high, and the first-level heat dissipation function of the power monitoring equipment being turned on; The abnormal response measures for the device temperature being too high refer to the buzzer alarming for 10 seconds, the display screen indicating that the device temperature is too high, and the activation of the secondary heat dissipation function of the power monitoring device.

2. A remote circuit monitoring and power control device according to claim 1, characterized in that: The network communication between the power monitoring device and the remote monitoring terminal is established to realize information interaction, and the specific analysis method is as follows: The power monitoring device and the remote monitoring end establish a connection with the intermediate server through the communication module using the MQTT Internet of Things communication protocol. The power monitoring device encapsulates various power parameters and warning information into information data packets and sends them to the intermediate server. The intermediate server forwards the information data packets to the remote monitoring end. The remote monitoring end constructs a command data packet with customized parameters and operation information and sends it to the intermediate server. The intermediate server forwards the command data packet to the power monitoring device, thereby establishing network communication between the power monitoring device and the remote monitoring end.

3. A remote circuit monitoring and power control device according to claim 1, characterized in that: The display of various parameters and fault information of the power monitoring equipment and setting of monitoring thresholds of various line parameters are analyzed in the following specific methods: Acquire the location information of the power monitoring device through the positioning module, and send the location information of the power monitoring device to the remote monitoring terminal through the communication module; The remote monitoring terminal displays the location information of the power monitoring equipment, various abnormal line parameters when the power is turned on, various abnormal power parameters of the line when the line is working, abnormal line temperature when the line is working, and abnormal equipment temperature; The user uses the remote monitoring terminal to customize the undervoltage judgment difference factor, the abnormal judgment threshold of each power parameter of the line, the line temperature judgment threshold, and the equipment temperature judgment threshold.

Images