CN-122001078-A - Intelligent control method and device for hard pressing plate of transformer substation, electronic equipment and storage medium

CN122001078ACN 122001078 ACN122001078 ACN 122001078ACN-122001078-A

Abstract

The application provides an intelligent control method and device for a hard pressing plate of a transformer substation, electronic equipment and a storage medium, and relates to the technical field of intelligent control of power equipment. The intelligent control method comprises the steps of obtaining inclination angle data and electromagnetic sensing data of a hard pressing plate of a transformer substation, determining a first identification result of the working state of the hard pressing plate of the transformer substation according to the inclination angle data, determining a second identification result of the working state of the hard pressing plate of the transformer substation according to the electromagnetic sensing data, and realizing double monitoring of the working state of the hard pressing plate through double-dimensional sensor data so as to improve reliability and accuracy of monitoring results. The real-time performance and the efficiency of the hard pressing plate working state identification are improved in a full-automatic monitoring mode. And when the first identification result and the second identification result are both in fault states, outputting first alarm information to determine the fault of the hard pressing plate of the transformer substation, thereby realizing double identification of the fault state of the hard pressing plate of the transformer substation and improving the reliability and precision of fault detection.

Inventors

LAN WENRUI
WU YISHEN
YE YUNQI
LIU XIAOBO
ZOU QIFENG
SONG QINGYU
ZHOU XIAOGANG
Ou Jiaren
LI YONGXIN
CHEN WENZHI

Assignees

广东电网有限责任公司河源供电局

Dates

Publication Date: 20260508
Application Date: 20260112

Claims (12)

1. An intelligent control method for a hard pressing plate of a transformer substation is characterized by comprising the following steps: acquiring inclination angle data and electromagnetic sensing data of a hard pressing plate of a transformer substation; Determining a first recognition result of the working state of the transformer substation hard pressing plate according to the inclination angle data; determining a second recognition result of the working state of the transformer substation hard pressing plate according to the electromagnetic sensing data; And when the first identification result and the second identification result are both in a fault state, outputting first alarm information, wherein the first alarm information is used for prompting that the hard pressing plate of the transformer substation has a fault.
2. The intelligent control method for the hard press plate of the transformer substation according to claim 1, wherein the determining the first recognition result of the working state of the hard press plate of the transformer substation according to the inclination angle data comprises: determining a target rotation angle of the transformer substation hard pressing plate according to the inclination angle data; And determining the working state corresponding to the target rotation angle as the first identification result based on the corresponding relation between the rotation angle and the working state of the transformer substation hard pressing plate.
3. The intelligent control method for the hard press plate of the transformer substation according to claim 1, wherein the determining the second recognition result of the working state of the hard press plate of the transformer substation according to the electromagnetic sensing data comprises: and determining the working state corresponding to the electromagnetic sensing data as the second recognition result based on the corresponding relation between the electromagnetic sensing data and the working state of the transformer substation hard pressing plate.
4. A method of intelligent control of a hard press plate of a substation according to any one of claims 1 to 3, further comprising: acquiring operation data of the transformer substation hard pressing plate; determining a target early warning level corresponding to the operation data according to the operation data; Based on the corresponding relation between the early warning level and the control strategy, determining the control strategy corresponding to the target early warning level as a target control strategy for the transformer substation hard pressing plate; and controlling the transformer substation hard pressing plate according to the target control strategy, wherein the target control strategy is used for guaranteeing the stable operation of the transformer substation hard pressing plate.
5. The intelligent control method according to claim 4, wherein the determining, according to the operation data, the target early warning level corresponding to the operation data includes: Preprocessing the operation data to obtain input data suitable for an intelligent early warning model, wherein the preprocessing comprises data cleaning and data conversion; and inputting the input data into the intelligent early warning model to obtain a target early warning level corresponding to the operation data.
6. The intelligent control method according to claim 5, wherein the intelligent pre-warning model is trained by: Acquiring historical operation data of a transformer substation hard pressing plate as training sample data; fitting residual errors based on the gradient lifting tree and the training sample data and iterating to obtain a random forest model; And optimizing the hyper-parameters of the random forest model based on a Bayesian optimization algorithm to obtain the intelligent early warning model.
7. A method of intelligent control of a hard press plate of a substation according to any one of claims 1 to 3, further comprising: receiving a remote control instruction for the substation hard press plate, wherein the remote control instruction indicates to open or close the substation hard press plate; If the remote control instruction indicates to disconnect the transformer substation hard pressing plate, controlling the transformer substation hard pressing plate to disconnect; And if the remote control instruction indicates to close the substation hard pressing plate, controlling the substation hard pressing plate to close.
8. A method of intelligent control of a hard press plate of a substation according to any one of claims 1 to 3, characterized in that the protection loop comprising the hard press plate of the substation is a series loop, the method of intelligent control of the hard press plate of the substation further comprising: Acquiring the operation voltage of each power device on the protection loop, wherein the power device comprises the transformer substation hard pressing plate; Adding the operation voltage of each electric power device to obtain the actual measurement voltage of the protection loop; Determining a target abnormal device corresponding to a target voltage deviation value according to the target voltage deviation value of the measured voltage relative to the reference voltage of the protection circuit based on the mapping relation between the voltage deviation value and the abnormal device, wherein the reference voltage is obtained by adding the rated voltage of each electric device; And outputting second alarm information based on the target abnormal equipment, wherein the second alarm information is used for prompting the abnormality investigation of the protection loop based on the target abnormal equipment.
9. A method of intelligent control of a hard press plate of a substation according to any one of claims 1 to 3, characterized in that the hard press plate of the substation is provided with an inclination angle sensor and an electromagnetic sensor, the method of intelligent control of the hard press plate of the substation further comprising: when the first recognition result is inconsistent with the second recognition result, a first recognition result curve corresponding to the first recognition result is obtained, and a second recognition result curve corresponding to the second recognition result is obtained; Determining a linear correlation between the first recognition result curve and the second recognition result curve, wherein the linear correlation is used for reflecting the measurement deviation degree of the inclination angle sensor relative to the electromagnetic sensor; when the linear correlation reflects that the first recognition result curve is not coincident with the second recognition result curve but is consistent with the linear curve, determining an error value of the inclination angle sensor according to the first recognition result curve and the second recognition result curve; And outputting abnormal prompt information aiming at the electromagnetic sensor when the linear correlation reflects that the first recognition result curve is at least partially overlapped with the second recognition result curve.
10. Intelligent control device of transformer substation hard clamp plate, characterized by comprising: The acquisition module is used for acquiring the inclination angle data and the electromagnetic sensing data of the transformer substation hard pressing plate; the first determining module is used for determining a first recognition result of the working state of the transformer substation hard pressing plate according to the inclination angle data; the second determining module is used for determining a second recognition result of the working state of the transformer substation hard pressing plate according to the electromagnetic sensing data; and the output module is used for outputting first alarm information when the first identification result and the second identification result are in a fault state, and the first alarm information is used for prompting that the hard pressing plate of the transformer substation has a fault.
11. An electronic device is characterized by comprising a memory and a processor; The memory stores computer-executable instructions; The processor executing computer-executable instructions stored in the memory, causing the processor to perform the method of any one of claims 1 to 9.
12. A computer readable storage medium having stored therein computer executable instructions which when executed are adapted to implement the method of any one of claims 1 to 9.

Description

Intelligent control method and device for hard pressing plate of transformer substation, electronic equipment and storage medium Technical Field The application relates to the technical field of intelligent control of power equipment, in particular to an intelligent control method and device for a hard pressing plate of a transformer substation, electronic equipment and a storage medium. Background In the power system, the transformer substation hard pressing plate is an important device for realizing relay protection and control logic, and corresponding protection control functions can be started or disabled through the switching state of the transformer substation hard pressing plate, so that safe and stable operation of power equipment is ensured. Therefore, it is important to effectively control the hard press plate of the transformer substation. In the related art, the monitoring and control of the working state of the hard pressing plate of the transformer substation are finished by manual inspection on site mainly and by means of manual experience. However, manual on-site inspection has the problems of low efficiency, difficulty in timely and accurately identifying the working state of the hard pressing plate of the transformer substation, thereby affecting the stability and reliability of the whole system of the transformer substation. Disclosure of Invention The application provides an intelligent control method, device, electronic equipment and storage medium for a transformer substation hard pressing plate, which are used for achieving the effect of efficiently, timely and accurately identifying the working state of the transformer substation hard pressing plate. In a first aspect, the present application provides an intelligent control method for a hard pressing plate of a transformer substation, including: acquiring inclination angle data and electromagnetic sensing data of a hard pressing plate of a transformer substation; determining a first identification result of the working state of the hard pressing plate of the transformer substation according to the inclination angle data; Determining a second identification result of the working state of the hard pressing plate of the transformer substation according to the electromagnetic sensing data; When the first identification result and the second identification result are both in a fault state, outputting first alarm information, wherein the first alarm information is used for prompting that a hard pressing plate of the transformer substation has a fault. In one possible implementation manner, determining a first identification result of the working state of the hard press plate of the transformer substation according to the inclination angle data includes: Determining a target rotation angle of the hard pressing plate of the transformer substation according to the inclination angle data; And determining the working state corresponding to the target rotation angle as a first identification result based on the corresponding relation between the rotation angle and the working state of the transformer substation hard pressing plate. In one possible implementation manner, determining a second identification result of the working state of the hard pressing plate of the transformer substation according to the electromagnetic sensing data includes: and determining the working state corresponding to the electromagnetic sensing data as a second recognition result based on the corresponding relation between the electromagnetic sensing data and the working state of the transformer substation hard pressing plate. In one possible implementation manner, the intelligent control method for the hard press plate of the transformer substation further comprises the following steps: Acquiring operation data of a hard pressing plate of a transformer substation; determining a target early warning grade corresponding to the operation data according to the operation data; based on the corresponding relation between the early warning level and the control strategy, determining the control strategy corresponding to the target early warning level as a target control strategy for the hard pressing plate of the transformer substation; And controlling the transformer substation hard pressing plate according to a target control strategy, wherein the target control strategy is used for guaranteeing the stable operation of the transformer substation hard pressing plate. In one possible implementation manner, determining, according to the operation data, a target early warning level corresponding to the operation data includes: preprocessing operation data to obtain input data suitable for an intelligent early warning model, wherein the preprocessing comprises data cleaning and data conversion; And inputting the input data into the intelligent early warning model to obtain a target early warning grade corresponding to the operation data. In one possible implementation, the inte