Method and device for automatically detecting very fast transient overvoltage

Abstract

The invention provides a very fast transient overvoltage automatic detection method and device, and belongs to the field of partial discharge monitoring, and the method comprises the steps: receiving a creation request; creating a very fast transient overvoltage action resource according to the creation request, wherein the action resource comprises a trigger condition and a control instruction; when the triggering condition is met, the ultra-fast transient overvoltage detection device and the ultra-high frequency partial discharge detection device are controlled to obtain a voltage signal and an electromagnetic wave signal respectively; and when the voltage signal satisfies the very fast transient overvoltage event condition and the electromagnetic wave signal satisfies the partial discharge event condition, sending a very fast transient overvoltage event notification of a first priority. According to the method, the very fast transient overvoltage detection equipment and the ultrahigh frequency partial discharge detection equipment are automatically triggered to work at the same time and send the very fast transient overvoltage event notice by automatically judging that the very fast transient overvoltage triggering condition is met, so that the detection efficiency of the very fast transient overvoltage event is improved.

Description

Technical Field

[0001] The present application relates to the field of partial discharge monitoring, and in particular to a method and device for automatic detection of ultra-fast transient overvoltage. Background Art

[0002] Gas Insulated Switchgear (GIS) uses SF6 gas as insulation and arc extinguishing medium, and encapsulates circuit breakers, disconnectors, grounding switches, transformers, bushings, lightning arresters, busbars and other components in a closed grounded metal shell. Due to the good arc extinguishing performance of SF6, GIS equipment has the advantages of compact structure, small footprint, easy installation, simple operation and maintenance, and long maintenance cycle, and is widely used in 110~1000kV substations.

[0003] When the isolating switch in the gas insulated switchgear (GIS) switches on the unloaded short bus, the switch contact gap will break down repeatedly, thus generating very fast transient overvoltage (VFTO). VFTO has the characteristics of high frequency, amplitude and steepness, and the overvoltage accidents caused by it in the GIS internal equipment and the connected GIL equipment also occur from time to time, seriously affecting the safety of the power system. Summary of the invention

[0004] In view of this, the present application proposes a method, device, electronic device and storage medium for automatic detection of ultra-fast transient overvoltage.

[0005] Based on the above purpose, the present application provides a very fast transient overvoltage automatic detection method, comprising:

[0006] receiving a request for creating an ultra-fast transient overvoltage action resource;

[0007] Creating an ultra-fast transient overvoltage action resource according to the creation request, wherein the ultra-fast transient overvoltage action resource includes a trigger condition and a control instruction;

[0008] receiving a switch pre-start instruction, determining that the switch pre-start instruction satisfies the trigger condition, and controlling the ultra-fast transient overvoltage detection device and the ultra-high frequency partial discharge detection device to execute the control instruction when the trigger condition is met, wherein the control instruction is used to control the ultra-fast transient overvoltage detection device and the ultra-high frequency partial discharge detection device to obtain a voltage signal and an electromagnetic wave signal respectively;

[0009] Determine whether the voltage signal satisfies an ultra-fast transient overvoltage event and whether the electromagnetic wave signal satisfies a partial discharge event. When the voltage signal satisfies the ultra-fast transient overvoltage event condition and the electromagnetic wave signal satisfies the partial discharge event condition, send an ultra-fast transient overvoltage event notification of the first priority.

[0010] In some embodiments, the method for automatic detection of ultra-fast transient overvoltage further includes:

[0011] When the voltage signal satisfies the very fast transient overvoltage event condition and the electromagnetic wave signal does not satisfy the partial discharge event condition, a very fast transient overvoltage event notification of a second priority is sent.

[0012] In some embodiments, the very fast transient overvoltage action resource includes a trigger object, and the creating the very fast transient overvoltage action resource according to the creation request includes:

[0013] According to the registration request, an ultra-high frequency partial discharge detection equipment resource and an ultra-fast transient overvoltage detection equipment resource are created, wherein the ultra-high frequency partial discharge detection equipment resource includes identification information of the ultra-high frequency partial discharge detection equipment, and the ultra-fast transient overvoltage detection equipment resource includes identification information of the ultra-fast transient overvoltage detection equipment.

[0014] The identification information of the ultra-high frequency partial discharge detection device and the identification information of the overvoltage detection device are saved in the trigger object of the action resource.

[0015] In some embodiments, determining whether the voltage signal satisfies an ultra-fast transient overvoltage event condition and whether the electromagnetic wave signal satisfies a partial discharge event condition comprises:

[0016] Determining whether the electromagnetic wave signal satisfies a partial discharge event condition;

[0017] When the electromagnetic wave signal satisfies the partial discharge event condition, it is determined that the voltage signal satisfies the very fast transient overvoltage event condition.

[0018] In some embodiments, determining whether the voltage signal satisfies an ultra-fast transient overvoltage event condition and whether the electromagnetic wave signal satisfies a partial discharge event condition comprises:

[0019] Determining that the voltage signal satisfies an ultra-fast transient overvoltage event condition;

[0020] Determining whether the electromagnetic wave signal satisfies a partial discharge event condition;

[0021] When the voltage signal satisfies the very fast transient overvoltage event condition, it is determined whether the electromagnetic wave signal satisfies the partial discharge event condition.

[0022] In some embodiments, determining whether the voltage signal satisfies a very fast transient overvoltage event condition includes:

[0023] Acquire a power frequency voltage signal and a transient voltage signal according to the voltage signal;

[0024] It is determined whether the transient voltage signal exceeds a first threshold, and when the transient voltage signal exceeds the first threshold, it is determined that the voltage signal meets a very fast transient overvoltage event condition.

[0025] In some embodiments, the ultra-fast transient overvoltage detection device includes a signal acquisition unit, a high-voltage arm probe, a low-voltage arm capacitor, a resistor-capacitor voltage divider box, and a coaxial cable. The voltage signal is drawn out by the high-voltage arm probe and transmitted to the signal acquisition unit via the low-voltage arm capacitor, the coaxial cable, and the resistor-capacitor voltage divider box.

[0026] In some embodiments, the ultra-fast transient overvoltage detection device also includes a high-voltage arm capacitor, which is a distributed capacitor between the GIS high-voltage conductor and the high-voltage probe, and the low-voltage arm capacitor is a ceramic chip capacitor.

[0027] Based on the same concept, the present application also provides a device for automatic detection of ultra-fast transient overvoltage, comprising:

[0028] Action request receiving module: used for receiving a request to create an ultra-fast transient overvoltage action resource;

[0029] An action resource creation module: creates an ultra-fast transient overvoltage action resource according to the creation request, wherein the ultra-fast transient overvoltage action resource includes a trigger condition and a control instruction;

[0030] An action trigger module: receiving a switch pre-start instruction, determining that the switch pre-start instruction satisfies the trigger condition, and controlling the ultra-fast transient overvoltage detection device and the ultra-high frequency partial discharge detection device to execute the control instruction when the trigger condition is met, wherein the control instruction is used to control the ultra-fast transient overvoltage detection device and the ultra-high frequency partial discharge detection device to obtain a voltage signal and an electromagnetic wave signal respectively;

[0031] Event notification module: determines whether the voltage signal satisfies the ultra-fast transient overvoltage event and whether the electromagnetic wave signal satisfies the partial discharge event. When the voltage signal satisfies the ultra-fast transient overvoltage event condition and the electromagnetic wave signal satisfies the partial discharge event condition, sends an ultra-fast transient overvoltage event notification of the first priority.

[0032] Based on the same concept, the present application also provides an electronic device, comprising: one or more processors; a storage device for storing one or more programs, when the one or more programs are executed by the one or more processors, the one or more processors implement the automatic detection method of ultra-fast transient overvoltage as described in any of the above items.

[0033] Based on the same concept, the present application also provides a storage medium containing computer executable instructions, and when the computer executable instructions are executed by a computer processor, they are used to execute the ultra-fast transient overvoltage automatic detection method as described in any of the above items. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly introduced below. Obviously, the drawings in the following description only relate to some embodiments of the present invention, but are not intended to limit the present invention.

[0035] Figure 1 It is a flow chart of an ultra-fast transient overvoltage automatic detection method provided in an embodiment of the present application;

[0036] Figure 2 It is another flow chart of the ultra-fast transient overvoltage automatic detection method provided by the embodiment of the present application;

[0037] Figure 3 is a structural schematic diagram of an ultra-fast transient overvoltage detection device provided in an embodiment of the present application;

[0038] Figure 4 It is a schematic diagram of the resource structure of the ultra-fast transient overvoltage automatic detection method provided in the embodiment of the present application;

[0039] Figure 5 Schematic diagram of the structure of the ultra-fast transient overvoltage detection device provided in the embodiment of the present application;

[0040] Figure 6 is a schematic diagram of the structure of an electronic device provided according to an embodiment of the present application;

[0041] Figure 7 It is a schematic diagram of a storage medium provided according to an embodiment of the present application. DETAILED DESCRIPTION

[0042] In order to make the purpose, technical solution and advantages of the embodiment of the present invention clearer, the technical solution of the embodiment of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiment of the present invention. Obviously, the described embodiment is a part of the embodiment of the present invention, not all of the embodiments. Based on the described embodiment 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.

[0043] Unless otherwise defined, the technical or scientific terms used herein shall have the usual meanings understood by persons with ordinary skills in the field to which the present invention belongs. The words "first", "second" and similar words used in the patent application specification and claims of the present invention do not indicate any order, quantity or importance, but are only used to distinguish different components. The words "include" or "comprises" and similar words mean that the technical features appearing before the word include the technical features listed after the word and their equivalents, but do not exclude other technical features.

[0044] When the isolating switch in the gas insulated switchgear (GIS) switches on the unloaded short bus, the switch contact gap will break down repeatedly, thus generating very fast transient overvoltage (VFTO). VFTO has the characteristics of high frequency, amplitude and steepness, and the overvoltage accidents caused by it in the GIS internal equipment and the connected GIL equipment also occur from time to time, seriously affecting the safety of the power system.

[0045] At least one embodiment of the present application provides a method for automatic detection of ultra-fast transient overvoltage, the method comprising: receiving a request for creating an ultra-fast transient overvoltage action resource; creating an ultra-fast transient overvoltage action resource according to the creation request, the ultra-fast transient overvoltage action resource comprising a trigger condition and a control instruction; receiving a switch pre-start instruction, judging whether the switch pre-start instruction satisfies the trigger condition, and when the trigger condition is met, controlling the ultra-fast transient overvoltage detection device and the ultra-high frequency partial discharge detection device to execute the control instruction, the control instruction being used to control the ultra-fast transient overvoltage detection device and the ultra-high frequency partial discharge detection device to obtain a voltage signal and an electromagnetic wave signal respectively; judging whether the voltage signal satisfies an ultra-fast transient overvoltage event and whether the electromagnetic wave signal satisfies a partial discharge event, and when the voltage signal satisfies the ultra-fast transient overvoltage event condition and the electromagnetic wave signal satisfies the partial discharge event condition, sending an ultra-fast transient overvoltage event notification of a first priority. The method automatically triggers the ultra-fast transient overvoltage detection device and the ultra-high frequency partial discharge detection device to work simultaneously when the ultra-fast transient overvoltage triggering condition is automatically determined to be met, and sends an ultra-fast transient overvoltage event notification when an ultra-fast transient overvoltage event occurs, thereby improving the detection efficiency of ultra-fast transient overvoltage events.

[0046] At least one embodiment of the present application also provides an ultra-fast transient overvoltage automatic detection device, including an action request receiving module: used to receive a creation request for an ultra-fast transient overvoltage action resource; an action resource creation module: creating an ultra-fast transient overvoltage action resource according to the creation request, and the ultra-fast transient overvoltage action resource includes a trigger condition and a control instruction; an action triggering module: receiving a switch pre-start instruction, judging whether the switch pre-start instruction satisfies the trigger condition, and when the trigger condition is met, controlling the ultra-fast transient overvoltage detection device and the ultra-high frequency partial discharge detection device to execute the control instruction, and the control instruction is used to control the ultra-fast transient overvoltage detection device and the ultra-high frequency partial discharge detection device to obtain a voltage signal and an electromagnetic wave signal respectively; an event notification module: judging whether the voltage signal satisfies an ultra-fast transient overvoltage event and whether the electromagnetic wave signal satisfies a partial discharge event, and when the voltage signal satisfies the ultra-fast transient overvoltage event condition and the electromagnetic wave signal satisfies the partial discharge event condition, sending an ultra-fast transient overvoltage event notification of the first priority. The method automatically triggers the ultra-fast transient overvoltage detection device and the ultra-high frequency partial discharge detection device to work simultaneously when the ultra-fast transient overvoltage triggering condition is automatically determined to be met, and sends an ultra-fast transient overvoltage event notification when an ultra-fast transient overvoltage event occurs, thereby improving the detection efficiency of ultra-fast transient overvoltage events.

[0047] At least one embodiment of the present disclosure further provides an electronic device, comprising: one or more processors and a storage device; the storage device is used to store one or more programs, and when the one or more programs are executed by the one or more processors, the one or more processors implement any one of the ultra-fast transient overvoltage automatic detection methods provided in the embodiments of the present disclosure.

[0048] At least one embodiment of the present disclosure further provides a storage medium comprising computer executable instructions, wherein the computer executable instructions, when executed by a computer processor, are used to execute any one of the ultra-fast transient overvoltage automatic detection methods provided in the embodiments of the present disclosure.

[0049] Figure 1 FIG. 1 is a flow chart of an ultra-fast transient overvoltage automatic detection method provided in an embodiment of the present application. Figure 1 As shown, the method includes:

[0050] Step 102: receiving a request for creating an ultra-fast transient overvoltage action resource;

[0051] Step 104: creating a very fast transient overvoltage action resource according to the creation request, wherein the very fast transient overvoltage action resource includes a trigger condition and a control instruction;

[0052] Step 106: receiving a switch pre-start instruction, determining that the switch pre-start instruction satisfies the trigger condition, and controlling the ultra-fast transient overvoltage detection device and the ultra-high frequency partial discharge detection device to execute the control instruction when the trigger condition is met, wherein the control instruction is used to control the ultra-fast transient overvoltage detection device and the ultra-high frequency partial discharge detection device to obtain a voltage signal and an electromagnetic wave signal respectively;

[0053] Step 108: determining whether the voltage signal satisfies a very fast transient overvoltage event and whether the electromagnetic wave signal satisfies a partial discharge event; when the voltage signal satisfies the very fast transient overvoltage event condition and the electromagnetic wave signal satisfies the partial discharge event condition, sending a very fast transient overvoltage event notification of a first priority;

[0054] Step 110: Determine whether the voltage signal satisfies a very fast transient overvoltage event and whether the electromagnetic wave signal satisfies a partial discharge event. When the voltage signal satisfies the very fast transient overvoltage event condition and the electromagnetic wave signal does not satisfy the partial discharge event condition, send a very fast transient overvoltage event notification of the second priority.

[0055] By setting the event notification priority, high-priority events can be guaranteed to be sent via wire, ensuring the real-time nature of event sending and providing timely event processing.

[0056] Figure 2 FIG. 1 is another flow chart of the method for automatic detection of ultra-fast transient overvoltage provided by an embodiment of the present application. Figure 2 As shown, the method includes:

[0057] Step 202: receiving a registration request from an ultra-high frequency partial discharge detection device and an ultra-fast transient overvoltage detection device;

[0058] Step 204: creating a UHF partial discharge detection device resource and a UHF transient overvoltage detection device resource according to the registration request, wherein the UHF partial discharge detection device resource includes identification information of the UHF partial discharge detection device, and the UHF transient overvoltage detection device resource includes identification information of the UHF transient overvoltage detection device;

[0059] Step 206: Save the identification information of the ultra-high frequency partial discharge detection device and the identification information of the ultra-fast transient overvoltage detection device into the trigger object of the action resource.

[0060] Figure 3 is a schematic diagram of the structure of the ultra-fast transient overvoltage detection device provided in the embodiment of the present application. Figure 3 As shown, the method includes:

[0061] The ultra-fast transient overvoltage detection device includes a signal acquisition unit, a high-voltage arm probe, a low-voltage arm capacitor, a resistor-capacitor voltage divider box, and a coaxial cable. The voltage signal is drawn from the high-voltage arm probe and transmitted to the signal acquisition unit via the low-voltage arm capacitor, the coaxial cable, and the resistor-capacitor voltage divider box.

[0062] The ultra-fast transient overvoltage detection device includes a high-voltage arm capacitor, which is a distributed capacitor between the GIS high-voltage guide rod and the high-voltage probe, and the low-voltage arm capacitor is a ceramic chip capacitor.

[0063] Figure 4 The resource structure diagram of the ultra-fast transient overvoltage automatic detection method provided by the embodiment of the present application is as follows: The partial discharge detection server receives a request to create an ultra-fast transient overvoltage action resource and creates an ultra-fast transient overvoltage action resource, wherein the action resource includes a trigger condition attribute and a trigger operation attribute.

[0064] The partial discharge detection server receives registration requests of ultra-fast transient overvoltage detection equipment and ultra-high frequency partial discharge detection equipment and creates ultra-fast transient overvoltage detection equipment resources and ultra-high frequency partial discharge detection equipment resources. The ultra-fast transient overvoltage detection equipment resources include partial discharge detection equipment resource identification attributes, partial discharge detection data attributes, and associated ultra-high frequency partial discharge detection equipment resource attributes. The ultra-high frequency partial discharge detection equipment resources include partial discharge detection equipment resource identification attributes, partial discharge detection data attributes, and associated ultra-fast transient overvoltage detection equipment resource attributes.

[0065] Figure 5 An ultra-fast transient overvoltage automatic detection device 500 is shown, comprising:

[0066] The action request receiving module 510 is used to receive a request for creating an ultra-fast transient overvoltage action resource;

[0067] An action resource creation module 520: creates an ultra-fast transient overvoltage action resource according to the creation request, wherein the ultra-fast transient overvoltage action resource includes a trigger condition and a control instruction;

[0068] The action trigger module 530 receives a switch pre-start instruction, determines that the switch pre-start instruction satisfies the trigger condition, and controls the ultra-fast transient overvoltage detection device and the ultra-high frequency partial discharge detection device to execute the control instruction when the trigger condition is met, wherein the control instruction is used to control the ultra-fast transient overvoltage detection device and the ultra-high frequency partial discharge detection device to obtain a voltage signal and an electromagnetic wave signal respectively;

[0069] The first event notification module 540 is used to determine whether the voltage signal satisfies the ultra-fast transient overvoltage event and whether the electromagnetic wave signal satisfies the partial discharge event, and when the voltage signal satisfies the ultra-fast transient overvoltage event condition and the electromagnetic wave signal satisfies the partial discharge event condition, send an ultra-fast transient overvoltage event notification of the first priority;

[0070] The second event notification module 560: determines whether the voltage signal satisfies the ultra-fast transient overvoltage event and whether the electromagnetic wave signal satisfies the partial discharge event. When the voltage signal satisfies the ultra-fast transient overvoltage event condition and the electromagnetic wave signal does not satisfy the partial discharge event condition, sends a second priority ultra-fast transient overvoltage event notification.

[0071] The device system provided in the embodiment of the present disclosure can achieve the same working process and technical effect as the embodiment of the method for automatic detection of ultra-fast transient overvoltage, which will not be repeated here, and please refer to the previous description.

[0072] At least one embodiment of the present disclosure further provides an electronic device 600, referring to Figure 6 The electronic device 600 includes: one or more processors 610 and a storage device 620; the storage device 620 is used to store one or more programs. When the one or more programs are executed by one or more processors, the one or more processors implement any one of the ultra-fast transient overvoltage automatic detection methods provided in the embodiments of the present disclosure.

[0073] At least one embodiment of the present application further provides a storage medium comprising computer executable instructions, wherein the computer executable instructions, when executed by a computer processor, are used to execute any one of the ultra-fast transient overvoltage automatic detection methods provided in the embodiments of the present disclosure.

[0074] At least one embodiment of the present disclosure also provides a computer executable instruction storage medium which may be a non-transitory computer readable storage medium. For example, Figure 7 A schematic diagram of a non-transitory computer-readable storage medium provided for at least one embodiment of the present disclosure.

[0075] For example, Figure 7 As shown, a computer-readable instruction 701 is non-temporarily stored on a computer-readable storage medium 700. For example, when the computer-readable instruction 701 is executed by a processor, one or more steps in the method for automatic detection of very fast transient overvoltage described above can be performed.

[0076] For example, the storage medium 700 may be applied to the electronic device 600. For example, the storage medium 700 may include the memory 620 in the electronic device 600.

[0077] The above description is only a preferred embodiment of the present disclosure and an explanation of the technical principles used. Those skilled in the art should understand that the scope of disclosure involved in the present disclosure is not limited to the technical solutions formed by a specific combination of the above technical features, but should also cover other technical solutions formed by any combination of the above technical features or their equivalent features without departing from the above disclosed concept. For example, the above features are replaced with the technical features with similar functions disclosed in the present disclosure (but not limited to) by each other to form a technical solution.

[0078] There are a few points to note:

[0079] (1) The drawings of the embodiments of the present disclosure only relate to the structures related to the embodiments of the present disclosure, and other structures may refer to the general design.

[0080] (2) In the absence of conflict, the embodiments of the present disclosure and the features therein may be combined with each other to obtain new embodiments.

[0081] The above description is merely an exemplary embodiment of the present invention and is not intended to limit the protection scope of the present invention. The protection scope of the present invention is determined by the appended claims.

Claims

1. A method for automatic detection of ultra-fast transient overvoltage, comprising: receiving a request to create an ultra-fast transient overvoltage action resource; Creating an ultra-fast transient overvoltage action resource according to the creation request, wherein the ultra-fast transient overvoltage action resource includes a trigger condition and a control instruction; receiving a switch pre-start instruction, determining that the switch pre-start instruction satisfies the trigger condition, and controlling the ultra-fast transient overvoltage detection device and the ultra-high frequency partial discharge detection device to execute the control instruction when the trigger condition is met, wherein the control instruction is used to control the ultra-fast transient overvoltage detection device and the ultra-high frequency partial discharge detection device to obtain a voltage signal and an electromagnetic wave signal respectively; Determine whether the voltage signal satisfies an ultra-fast transient overvoltage event and whether the electromagnetic wave signal satisfies a partial discharge event, and send an ultra-fast transient overvoltage event notification of a first priority when the voltage signal satisfies the ultra-fast transient overvoltage event condition and the electromagnetic wave signal satisfies the partial discharge event condition; Determine whether the voltage signal satisfies an ultra-fast transient overvoltage event and whether the electromagnetic wave signal satisfies a partial discharge event. When the voltage signal satisfies the ultra-fast transient overvoltage event condition and the electromagnetic wave signal does not satisfy the partial discharge event condition, send an ultra-fast transient overvoltage event notification of the second priority.

2. The method for automatic detection of ultra-fast transient overvoltage according to claim 1, further comprising: When the voltage signal satisfies the very fast transient overvoltage event condition and the electromagnetic wave signal does not satisfy the partial discharge event condition, a very fast transient overvoltage event notification of a second priority is sent.

3. The method for automatic detection of ultra-fast transient overvoltage according to claim 2, wherein the ultra-fast transient overvoltage action resource comprises a trigger object, and the step of creating the ultra-fast transient overvoltage action resource according to the creation request comprises: According to the registration request, an ultra-high frequency partial discharge detection equipment resource and an ultra-fast transient overvoltage detection equipment resource are created, wherein the ultra-high frequency partial discharge detection equipment resource includes identification information of the ultra-high frequency partial discharge detection equipment, and the ultra-fast transient overvoltage detection equipment resource includes identification information of the ultra-fast transient overvoltage detection equipment. The identification information of the ultra-high frequency partial discharge detection device and the identification information of the overvoltage detection device are saved in the trigger object of the action resource.

4. The method for automatic detection of ultra-fast transient overvoltage according to claim 1, wherein judging whether the voltage signal satisfies an ultra-fast transient overvoltage event condition and judging whether the electromagnetic wave signal satisfies a partial discharge event condition comprises: Determining whether the electromagnetic wave signal satisfies a partial discharge event condition; When the electromagnetic wave signal satisfies the partial discharge event condition, it is determined that the voltage signal satisfies the very fast transient overvoltage event condition.

5. The method for automatic detection of ultra-fast transient overvoltage according to claim 4, wherein determining whether the voltage signal satisfies an ultra-fast transient overvoltage event condition comprises: Acquire a power frequency voltage signal and a transient voltage signal according to the voltage signal; It is determined whether the transient voltage signal exceeds a first threshold, and when the transient voltage signal exceeds the first threshold, it is determined that the voltage signal meets a very fast transient overvoltage event condition.

6. According to the method for automatic detection of ultra-fast transient overvoltage according to claim 1, the ultra-fast transient overvoltage detection equipment includes a signal acquisition unit, a high-voltage arm probe, a low-voltage arm capacitor, a resistor-capacitor voltage divider box, and a coaxial cable. The voltage signal is drawn by the high-voltage arm probe and transmitted to the signal acquisition unit via the low-voltage arm capacitor, the coaxial cable, and the resistor-capacitor voltage divider box.

7. According to the method for automatic detection of ultra-fast transient overvoltages in claim 6, the ultra-fast transient overvoltage detection device further comprises a high-voltage arm capacitor, the high-voltage arm capacitor is a distributed capacitor between the GIS high-voltage guide rod and the high-voltage probe, and the low-voltage arm capacitor is a ceramic chip capacitor.

8. A device for automatic detection of ultra-fast transient overvoltage, comprising: Action request receiving module: used for receiving a request to create an ultra-fast transient overvoltage action resource; An action resource creation module: creates an ultra-fast transient overvoltage action resource according to the creation request, wherein the ultra-fast transient overvoltage action resource includes a trigger condition and a control instruction; An action trigger module: receiving a switch pre-start instruction, determining that the switch pre-start instruction satisfies the trigger condition, and controlling the ultra-fast transient overvoltage detection device and the ultra-high frequency partial discharge detection device to execute the control instruction when the trigger condition is met, wherein the control instruction is used to control the ultra-fast transient overvoltage detection device and the ultra-high frequency partial discharge detection device to obtain a voltage signal and an electromagnetic wave signal respectively; The first event notification module: determines whether the voltage signal satisfies the ultra-fast transient overvoltage event and whether the electromagnetic wave signal satisfies the partial discharge event, and sends an ultra-fast transient overvoltage event notification of the first priority when the voltage signal satisfies the ultra-fast transient overvoltage event condition and the electromagnetic wave signal satisfies the partial discharge event condition; The second event notification module determines whether the voltage signal satisfies the ultra-fast transient overvoltage event and whether the electromagnetic wave signal satisfies the partial discharge event. When the voltage signal satisfies the ultra-fast transient overvoltage event condition and the electromagnetic wave signal does not satisfy the partial discharge event condition, a second priority ultra-fast transient overvoltage event notification is sent.

9. An electronic device, comprising: one or more processors; a storage device for storing one or more programs, When the one or more programs are executed by the one or more processors, the one or more processors implement the automatic detection method for ultra-fast transient overvoltage as described in any one of claims 1-7.

10. A storage medium comprising computer executable instructions, wherein the computer executable instructions are used to execute the very fast transient overvoltage automatic detection method according to any one of claims 1 to 7 when executed by a computer processor.

Images