Intelligent short-circuit grounding wire monitoring device and method based on multiple sensors and block chain

Abstract

The invention belongs to the technical field of grounding wires, and discloses an intelligent short-circuit grounding wire monitoring device and method based on multiple sensors and a block chain. The device comprises a multi-sensor module, a Beidou positioning module, a sensor data acquisition module, a positioning data acquisition module, an artificial intelligence algorithm module, a data fusion algorithm module, a main control module, a sound-light alarm module and an NB-IoT communication module, wherein the multi-sensor module is used for acquiring use state data of the short-circuit grounding wire; the Beidou positioning module is used for acquiring positioning data of the short-circuit grounding wire; the system comprises an Internet of Things network platform, a background server, a block chain system, a monitoring platform, a terminal and a power supply module. The system is suitable for monitoring the intelligent short-circuit grounding wire through a multi-sensor and block chain system, carrying out the electricity verification of a line, and monitoring whether the short-circuit grounding wire is firmly hung and the position of the short-circuit grounding wire, thereby greatly improving the intelligent degree and informatization degree of the power grid maintenance work, and improving the operation efficiency and safety.

Description

Technical Field

[0001] The present invention belongs to the technical field of grounding wires, and relates to an intelligent short-circuit grounding wire monitoring device and method based on multiple sensors and blockchain. Background Art

[0002] With the continuous development and maturity of Internet technology and Internet of Things technology in recent years, traditional power systems are also facing technological upgrades and new challenges. The short-circuit grounding wire device currently on the market is composed of basic structures such as short-circuit grounding wire clamps, short-circuit grounding rods, sensors, etc., which can provide simple protection during line maintenance and regulate the operation of construction personnel. However, the current short-circuit grounding wire device does not have the function of power testing, real-time data transmission and positioning, and the function of judging whether the short-circuit grounding is secure, which may cause some safety accidents. Especially when the short circuit is grounded, there may be a step voltage at the grounding point, and there is a risk of electric shock if people accidentally approach.

[0003] As a new application model, the underlying technology of blockchain includes computer technologies such as distributed data storage, point-to-point transmission, distributed consensus mechanism, encryption algorithm, etc. The encryption algorithm is used to realize the secure transmission of data, and the distributed consensus algorithm is used to realize the consistency and fault tolerance of data in a distributed environment. The distributed ledger provides its decentralized characteristics in real time. Due to the trust mechanism, traceability, privacy protection and other characteristics brought by blockchain, it has a far-reaching impact on traditional industries. Blockchain is essentially a distributed shared ledger and database that can store data securely, information cannot be forged or tampered with, and can automatically execute smart contracts without the review of any centralized institution. It has broad application prospects in business scenarios such as banking, network security, and product traceability.

[0004] Therefore, in view of the defects of the current short-circuit grounding wire device and the characteristics of blockchain, an intelligent short-circuit grounding wire monitoring device and method based on multi-sensors and blockchain is proposed, which has the functions of testing electricity, judging whether the short-circuit grounding is secure, real-time positioning, and real-time data transmission, which is of great significance. Summary of the invention

[0005] The purpose of the present invention is to provide an intelligent short-circuit grounding wire monitoring device based on multiple sensors and blockchain, which obtains the connection status by performing data fusion algorithm processing on the short-circuit grounding wire usage status data obtained by the multi-sensor module, and obtains the high-precision positioning of the short-circuit grounding wire by performing artificial intelligence algorithm processing on the short-circuit grounding wire positioning data obtained by the Beidou positioning module. After the main control module receives the connection status and position information of the short-circuit grounding wire, it can transmit data to the monitoring platform and terminal in real time based on the Internet of Things network platform and the blockchain system, test the line, monitor whether the short-circuit grounding wire is securely connected and its position, greatly improve the intelligence and information level of power grid maintenance work, and improve operational efficiency and safety; Another object of the present invention is to provide an intelligent short-circuit grounding wire monitoring method based on multiple sensors and blockchain, using the above-mentioned intelligent short-circuit grounding wire monitoring device based on multiple sensors and blockchain.

[0006] In order to achieve the above object, the technical solution adopted by the present invention is as follows: An intelligent short-circuit grounding wire monitoring device based on multiple sensors and blockchain, comprising a multiple sensor module for obtaining the use status data of the short-circuit grounding wire, a Beidou positioning module for obtaining the positioning data of the short-circuit grounding wire, a sensor data acquisition module, a positioning data acquisition module, an artificial intelligence algorithm module, a data fusion algorithm module, a main control module, an audible and visual alarm module, an NB-IoT communication module, an Internet of Things network platform, a background server, a blockchain system, a monitoring platform, a terminal and a power module; The signal output end of the multi-sensor module is connected to the signal input end of the main control module through the sensor data acquisition module and the data fusion algorithm module in sequence, the signal output end of the Beidou positioning module is connected to the signal input end of the main control module through the positioning data acquisition module and the artificial intelligence algorithm module in sequence, the signal output end of the main control module is connected to the signal input ends of the sound and light alarm module and the NB-IoT communication module respectively, the signal output end of the NB-IoT communication module is connected to the signal input end of the background server through the Internet of Things network platform, the signal output end of the background server is connected to the signal input end of the monitoring platform through the blockchain system, and the signal output end of the monitoring platform is connected to the signal input end of the terminal; The power module is used to power a multi-sensor module, a Beidou positioning module, a sensor data acquisition module, a positioning data acquisition module, an artificial intelligence algorithm module, a data fusion algorithm module, a main control module, an sound and light alarm module, a NB-IoT communication module, an Internet of Things network platform, a background server, a blockchain system, a monitoring platform and a terminal.

[0007] As a limitation, the multi-sensor module includes a capacitive proximity sensor for detecting whether the wire to which the short-circuited ground wire is connected is a conductor, a fiber grating sensor for obtaining the strain and force changes of the short-circuited ground wire, and an ultrasonic sensor for detecting the distance between the short-circuited ground wire and the wire to which it is connected; The capacitive proximity sensor and the ultrasonic sensor are both arranged on the short-circuit grounding wire, and the fiber grating sensor is arranged inside the short-circuit grounding wire.

[0008] As a second limitation, the Beidou positioning module adopts the BDS Beidou satellite navigation system, and the Beidou positioning module is set on the short-circuit grounding wire.

[0009] As a third limitation, the artificial intelligence algorithm module includes a deep neural network algorithm and a long short-term memory network algorithm; the data fusion algorithm module includes a Kalman filter algorithm and a support vector machine algorithm.

[0010] As a fourth limitation, the main control module adopts a circuit with an ARM Cortex-M series chip as the core.

[0011] As a fifth limitation, the power module is powered by a lithium battery.

[0012] As a sixth limitation, the terminal includes a Web terminal and a mobile terminal.

[0013] The present invention also provides an intelligent short-circuit grounding wire monitoring method based on multiple sensors and blockchain, and the intelligent short-circuit grounding wire monitoring device based on multiple sensors and blockchain is applied, comprising the following steps: S1. The multi-sensor module sends the acquired usage status data of the short-circuit grounding wire to the data fusion algorithm module through the sensor data acquisition module. After filtering and classifying the obtained data through the data fusion algorithm module, the hanging status of the short-circuit grounding wire is obtained, and the hanging status of the short-circuit grounding wire is sent to the main control module; The Beidou positioning module sends the acquired positioning data of the short-circuit grounding wire to the artificial intelligence algorithm module through the positioning data acquisition module. The artificial intelligence algorithm module processes the acquired data to obtain the position of the short-circuit grounding wire, and sends the position of the short-circuit grounding wire to the main control module; S2. After the main control module receives the connection status of the short-circuit grounding wire, if the short-circuit grounding wire is not securely connected, fails to connect, or the connected wire is a non-conductor, the main control module sends an alarm message to the sound and light alarm module, and the sound and light alarm module performs a sound and light alarm; S3. The main control module sends the alarm information, the position of the short-circuit grounding wire, and the connection status of the short-circuit grounding wire to the NB-IoT communication module, and uses the NB-IoT communication module to encrypt the alarm information, the position of the short-circuit grounding wire, and the connection status of the short-circuit grounding wire, and then uploads them to the backend server through the Internet of Things network platform. After the backend server verifies the integrity and legitimacy of the encrypted data, it records the encrypted data in the blockchain system through the smart contract; S4. The blockchain system sends the encrypted data to the monitoring platform, and the monitoring platform sends the alarm information, the location of the short-circuit grounding wire, and the connection status of the short-circuit grounding wire to the terminal for display and viewing based on the encrypted data.

[0014] As a limitation, the multi-sensor module includes a capacitive proximity sensor for detecting whether the wire to which the short-circuited ground wire is connected is a conductor, a fiber grating sensor for obtaining the strain and force changes of the short-circuited ground wire, and an ultrasonic sensor for detecting the distance between the short-circuited ground wire and the wire to which it is connected; The capacitive proximity sensor and the ultrasonic sensor are both arranged on the short-circuit grounding wire, and the fiber grating sensor is arranged inside the short-circuit grounding wire; In step S1, the process in which the multi-sensor module sends the acquired usage status data of the short-circuit grounding wire to the data fusion algorithm module through the sensor data acquisition module is as follows: A capacitive proximity sensor is used to detect whether the wire connected to the short-circuit grounding wire is a conductor. The fiber grating sensor is used to obtain the strain and force changes of the short-circuit grounding wire. The ultrasonic sensor is used to detect the distance between the short-circuit grounding wire and the wire connected to it, and the usage status data of the short-circuit grounding wire is obtained. The sensor data acquisition module collects the usage status data of the short-circuit grounding wire and sends it to the data fusion algorithm module.

[0015] Due to the adoption of the above technical solution, the present invention has the following technical advances compared with the prior art: (1) The present invention obtains the connection status by performing data fusion algorithm processing on the short-circuit grounding wire usage status data obtained by the multi-sensor module, and obtains the high-precision positioning of the short-circuit grounding wire by performing artificial intelligence algorithm processing on the short-circuit grounding wire positioning data obtained by the Beidou positioning module. After the main control module receives the connection status and position information of the short-circuit grounding wire, it can transmit data to the monitoring platform and terminal in real time based on the Internet of Things network platform and blockchain system, test the line, and monitor whether the short-circuit grounding wire is securely connected and its position; (2) The present invention can locate the short-circuit grounding wire by setting a Beidou positioning module, so as to monitor the location of the device in real time, prevent the loss of the short-circuit grounding wire device, and reduce the property loss of the power grid company; (3) The present invention realizes real-time monitoring of the status of the short-circuit grounding wire through an intelligent short-circuit grounding wire monitoring device based on multiple sensors and blockchain, which can promptly discover illegal short-circuit grounding wire hanging events, ensure the standardized operation and safe management of the short-circuit grounding wire, and solve the problem of power grid security.

[0016] In summary, the present invention is suitable for monitoring the intelligent short-circuit grounding wire through multiple sensors and blockchain systems, testing the lines for electricity, and monitoring whether the short-circuit grounding wire is securely connected and its position, which greatly improves the intelligence and informatization of power grid maintenance work, and improves operational efficiency and safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The figure shows a structural block diagram of an intelligent short-circuit grounding wire monitoring device based on multiple sensors and blockchain in Example 1 of the present invention; Figure 2 The figure shows a flow chart of an intelligent short-circuit grounding wire monitoring method based on multiple sensors and blockchain in Example 2 of the present invention. DETAILED DESCRIPTION

[0018] In order to better explain the present invention and facilitate understanding, the present invention is described in detail below through specific implementation modes in conjunction with the accompanying drawings.

[0019] Example 1

[0020] like Figure 1 As shown, this embodiment is an intelligent short-circuit grounding wire monitoring device based on multiple sensors and blockchain, including a multi-sensor module for obtaining short-circuit grounding wire usage status data, a Beidou positioning module for obtaining short-circuit grounding wire positioning data, a sensor data acquisition module, a positioning data acquisition module, an artificial intelligence algorithm module, a data fusion algorithm module, a main control module, an sound and light alarm module, an NB-IoT communication module, an Internet of Things network platform, a background server, a blockchain system, a monitoring platform, a terminal and a power module.

[0021] Among them, the multi-sensor module includes a capacitive proximity sensor for detecting whether the wire connected to the short-circuit grounding wire is a conductor, a fiber grating sensor for obtaining the strain and force changes of the short-circuit grounding wire, and an ultrasonic sensor for detecting the distance between the short-circuit grounding wire and the wire to which it is connected; the capacitive proximity sensor and the ultrasonic sensor are both arranged on the short-circuit grounding wire, and the fiber grating sensor is arranged inside the short-circuit grounding wire. The Beidou positioning module adopts the BDS Beidou satellite navigation system, and the Beidou positioning module is arranged on the short-circuit grounding wire. The main control module adopts a circuit with the ARM Cortex-M series chip as the core. The artificial intelligence algorithm module includes a deep neural network algorithm and a long short-term memory network algorithm; the data fusion algorithm module includes a Kalman filter algorithm and a support vector machine algorithm. The terminal includes a web terminal and a mobile terminal.

[0022] In this embodiment, the signal output ends of the capacitive proximity sensor, the fiber grating sensor and the ultrasonic sensor are connected to the signal input end of the main control module through the sensor data acquisition module and the data fusion algorithm module in sequence; the signal output end of the Beidou positioning module is connected to the signal input end of the main control module through the positioning data acquisition module and the artificial intelligence algorithm module in sequence; the signal output end of the main control module is connected to the signal input ends of the sound and light alarm module and the NB-IoT communication module respectively; the signal output end of the NB-IoT communication module is connected to the signal input end of the background server through the Internet of Things network platform; the signal output end of the background server is connected to the signal input end of the monitoring platform through the blockchain system; and the signal output end of the monitoring platform is connected to the signal input end of the terminal.

[0023] The power module is powered by a lithium battery. The power module is used to power the multi-sensor module, Beidou positioning module, sensor data acquisition module, positioning data acquisition module, artificial intelligence algorithm module, data fusion algorithm module, main control module, sound and light alarm module, NB-IoT communication module, Internet of Things network platform, background server, blockchain system, monitoring platform and terminal.

[0024] Example 2

[0025] like Figure 2 As shown, this embodiment is an intelligent short-circuit grounding wire monitoring method based on multiple sensors and blockchain, and an intelligent short-circuit grounding wire monitoring device based on multiple sensors and blockchain of embodiment 1 is applied, comprising the following steps: S1. The multi-sensor module sends the acquired usage status data of the short-circuit grounding wire to the data fusion algorithm module through the sensor data acquisition module. After filtering and classifying the obtained data through the data fusion algorithm module, the hanging status of the short-circuit grounding wire is obtained, and the hanging status of the short-circuit grounding wire is sent to the main control module; Among them, the multi-sensor module includes a capacitive proximity sensor, a fiber grating sensor and an ultrasonic sensor; the capacitive proximity sensor is installed on the short-circuit grounding wire to detect whether the wire connected to the short-circuit grounding wire is a conductor, and to assist in judging the accuracy of the short-circuit grounding wire hanging position; the fiber grating sensor is installed inside the short-circuit grounding wire to obtain the strain and force changes of the short-circuit grounding wire to judge the firmness of the short-circuit grounding wire hanging; the ultrasonic sensor is set on the short-circuit grounding wire to detect the distance between the short-circuit grounding wire and the wire it is hung on, so as to judge whether the short-circuit grounding wire is correctly hung on the wire; After obtaining the usage status data of the short-circuit grounding wire according to the data respectively acquired by the capacitive proximity sensor, the fiber Bragg grating sensor and the ultrasonic sensor, the sensor data acquisition module sends the usage status data of the short-circuit grounding wire to the data fusion algorithm module; wherein the data fusion algorithm module includes a Kalman filter algorithm and a support vector machine algorithm. After receiving the data of the capacitive proximity sensor, the fiber Bragg grating sensor and the ultrasonic sensor sent by the sensor data acquisition module, the data fusion algorithm module performs fusion processing and noise filtering on the data through the Kalman filter algorithm to improve the accuracy and reliability of the detection of the hanging status of the short-circuit grounding wire, and then classifies the processed data of the capacitive proximity sensor, the fiber Bragg grating sensor and the ultrasonic sensor through the support vector machine algorithm, automatically determines the hanging status of the short-circuit grounding wire, and reduces human misjudgment; The Beidou positioning module sends the acquired positioning data of the short-circuit grounding wire to the artificial intelligence algorithm module through the positioning data acquisition module. The artificial intelligence algorithm module processes the acquired data to obtain the position of the short-circuit grounding wire, and sends the position of the short-circuit grounding wire to the main control module; Among them, the Beidou positioning module adopts the BDS Beidou satellite navigation system. The BDS Beidou satellite navigation system uses the Beidou positioning chip that supports RTK function for differential positioning technology, receives the correction data of the reference station, and combines it with the satellite signals received by itself to perform real-time differential calculations. The artificial intelligence algorithm module includes a deep neural network algorithm and a long short-term memory network algorithm. The deep neural network algorithm uses a deep learning model to model and compensate for the error of the positioning data of the short-circuit grounding wire to improve positioning accuracy and stability; the long short-term memory network algorithm performs time series analysis on the positioning data of the short-circuit grounding wire to predict and correct possible deviations; S2. After the main control module receives the connection status of the short-circuit grounding wire, if the short-circuit grounding wire is not securely connected, fails to connect, or the connected wire is a non-conductor, the main control module sends an alarm message to the sound and light alarm module, and the sound and light alarm module performs a sound and light alarm; S3. The main control module sends the alarm information, the position of the short-circuit grounding wire, and the connection status of the short-circuit grounding wire to the NB-IoT communication module, and uses the NB-IoT communication module to encrypt the alarm information, the position of the short-circuit grounding wire, and the connection status of the short-circuit grounding wire, and then uploads them to the backend server through the Internet of Things network platform. After the backend server verifies the integrity and legitimacy of the encrypted data, it records the encrypted data in the blockchain system through the smart contract; S4. The blockchain system sends the encrypted data to the monitoring platform. The monitoring platform sends the alarm information, the location of the short-circuit grounding wire, and the connection status of the short-circuit grounding wire to the terminal for display and viewing based on the encrypted data. The terminal includes the Web terminal and the mobile terminal. The monitoring platform has a built-in GIS map. The monitoring platform can display the location of the short-circuit grounding wire in real time on the GIS map, and can provide historical trajectory playback and location query functions.

[0026] It should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An intelligent short-circuit grounding wire monitoring device based on multiple sensors and blockchain, characterized in that: It includes a multi-sensor module for obtaining the use status data of the short-circuit grounding wire, a Beidou positioning module for obtaining the positioning data of the short-circuit grounding wire, a sensor data acquisition module, a positioning data acquisition module, an artificial intelligence algorithm module, a data fusion algorithm module, a main control module, an audio and visual alarm module, an NB-IoT communication module, an Internet of Things network platform, a background server, a blockchain system, a monitoring platform, a terminal and a power module; The signal output end of the multi-sensor module is connected to the signal input end of the main control module through the sensor data acquisition module and the data fusion algorithm module in sequence, the signal output end of the Beidou positioning module is connected to the signal input end of the main control module through the positioning data acquisition module and the artificial intelligence algorithm module in sequence, the signal output end of the main control module is connected to the signal input ends of the sound and light alarm module and the NB-IoT communication module respectively, the signal output end of the NB-IoT communication module is connected to the signal input end of the background server through the Internet of Things network platform, the signal output end of the background server is connected to the signal input end of the monitoring platform through the blockchain system, and the signal output end of the monitoring platform is connected to the signal input end of the terminal; The power module is used to power a multi-sensor module, a Beidou positioning module, a sensor data acquisition module, a positioning data acquisition module, an artificial intelligence algorithm module, a data fusion algorithm module, a main control module, an sound and light alarm module, a NB-IoT communication module, an Internet of Things network platform, a background server, a blockchain system, a monitoring platform and a terminal.

2. According to claim 1, the intelligent short-circuit grounding wire monitoring device based on multi-sensor and blockchain is characterized in that: The multi-sensor module includes a capacitive proximity sensor for detecting whether the wire connected to the short-circuit grounding wire is a conductor, a fiber grating sensor for obtaining the strain and force changes of the short-circuit grounding wire, and an ultrasonic sensor for detecting the distance between the short-circuit grounding wire and the wire connected to it; The capacitive proximity sensor and the ultrasonic sensor are both arranged on the short-circuit grounding wire, and the fiber grating sensor is arranged inside the short-circuit grounding wire.

3. The intelligent short-circuit grounding wire monitoring device based on multi-sensor and blockchain according to claim 1 is characterized in that: The Beidou positioning module adopts the BDS Beidou satellite navigation system, and the Beidou positioning module is arranged on the short-circuit grounding wire.

4. The intelligent short-circuit grounding wire monitoring device based on multi-sensor and blockchain according to claim 1 is characterized in that: The artificial intelligence algorithm module includes a deep neural network algorithm and a long short-term memory network algorithm; the data fusion algorithm module includes a Kalman filter algorithm and a support vector machine algorithm.

5. The intelligent short-circuit grounding wire monitoring device based on multi-sensor and blockchain according to claim 1 is characterized in that: The main control module adopts a circuit with an ARM Cortex-M series chip as the core.

6. The intelligent short-circuit grounding wire monitoring device based on multi-sensor and blockchain according to claim 1 is characterized in that: The power module is powered by a lithium battery.

7. The intelligent short-circuit grounding wire monitoring device based on multi-sensor and blockchain according to claim 1 is characterized in that: The terminal includes a Web terminal and a mobile terminal.

8. An intelligent short-circuit grounding wire monitoring method based on multi-sensor and blockchain, characterized in that: An intelligent short-circuit grounding wire monitoring device based on multiple sensors and blockchain as described in any one of claims 1 to 7 is applied, comprising the following steps: S1. The multi-sensor module sends the acquired usage status data of the short-circuit grounding wire to the data fusion algorithm module through the sensor data acquisition module. After filtering and classifying the obtained data through the data fusion algorithm module, the hanging status of the short-circuit grounding wire is obtained, and the hanging status of the short-circuit grounding wire is sent to the main control module; The Beidou positioning module sends the acquired positioning data of the short-circuit grounding wire to the artificial intelligence algorithm module through the positioning data acquisition module. The artificial intelligence algorithm module processes the acquired data to obtain the position of the short-circuit grounding wire, and sends the position of the short-circuit grounding wire to the main control module; S2. After the main control module receives the connection status of the short-circuit grounding wire, if the short-circuit grounding wire is not securely connected, fails to connect, or the connected wire is a non-conductor, the main control module sends an alarm message to the sound and light alarm module, and the sound and light alarm module performs a sound and light alarm; S3. The main control module sends the alarm information, the position of the short-circuit grounding wire, and the connection status of the short-circuit grounding wire to the NB-IoT communication module, and uses the NB-IoT communication module to encrypt the alarm information, the position of the short-circuit grounding wire, and the connection status of the short-circuit grounding wire, and then uploads them to the backend server through the Internet of Things network platform. After the backend server verifies the integrity and legitimacy of the encrypted data, it records the encrypted data in the blockchain system through the smart contract; S4. The blockchain system sends the encrypted data to the monitoring platform, and the monitoring platform sends the alarm information, the location of the short-circuit grounding wire, and the connection status of the short-circuit grounding wire to the terminal for display and viewing based on the encrypted data.

9. The intelligent short-circuit grounding wire monitoring method based on multi-sensor and blockchain according to claim 8 is characterized in that: The multi-sensor module includes a capacitive proximity sensor for detecting whether the wire connected to the short-circuit grounding wire is a conductor, a fiber grating sensor for obtaining the strain and force changes of the short-circuit grounding wire, and an ultrasonic sensor for detecting the distance between the short-circuit grounding wire and the wire connected to it; The capacitive proximity sensor and the ultrasonic sensor are both arranged on the short-circuit grounding wire, and the fiber grating sensor is arranged inside the short-circuit grounding wire; In step S1, the process in which the multi-sensor module sends the acquired usage status data of the short-circuit grounding wire to the data fusion algorithm module through the sensor data acquisition module is as follows: A capacitive proximity sensor is used to detect whether the wire connected to the short-circuit grounding wire is a conductor. The fiber grating sensor is used to obtain the strain and force changes of the short-circuit grounding wire. The ultrasonic sensor is used to detect the distance between the short-circuit grounding wire and the wire connected to it, and the usage status data of the short-circuit grounding wire is obtained. The sensor data acquisition module collects the usage status data of the short-circuit grounding wire and sends it to the data fusion algorithm module.

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