Anti-misoperation locking intelligent control system and method for high-voltage switch cabinet

Abstract

The invention discloses a misoperation-preventive locking intelligent control system and method for a high-voltage switch cabinet. The misoperation-preventive locking intelligent control system comprises a main control unit, a control unit and a control unit, wherein the main control unit is responsible for real-time logic judgment and control execution; the sensor module is used for monitoring the switch cabinet state. The executing mechanism is used for unlocking the locks in the authorized unlocking range; the man-machine interaction interface is used for a PC interface and is used for operation prompt, state display and manual intervention; the power supply module is used for providing a stable power supply required by system operation and supporting dual-power-supply switching and an uninterruptible power supply (UPS), intellectualization is achieved through the sensor module, and based on a sensor and logic control, anti-misoperation can be automatically judged and executed; through an execution mechanism and a human-computer interaction interface, remote monitoring is taken into account while the system safety is realized; meanwhile, expansibility is achieved through a self-checking function and a moisture-proof function, the system is integrated to a larger intelligent power grid system, linkage with other intelligent equipment is supported, and the system has the advantages of being high in misoperation-preventive locking detection capacity and high in humanization degree.

Description

Technical Field

[0001] The present invention relates to the field of intelligent control technology, and in particular to an intelligent control system and method for preventing mislocking of a high-voltage switch cabinet. Background Art

[0002] High-voltage switchgear plays many important roles in the power system, mainly including control, protection, segmentation and monitoring. High-voltage switchgear is an indispensable and important equipment in the power system. It can ensure the safe and stable operation of the power system, prevent the occurrence and expansion of faults, and improve the safety of power equipment and personnel. At the same time, it can also improve the reliability and efficiency of the power system and reduce downtime and production losses.

[0003] The intelligent control system for preventing false locking can monitor and record the parameters and fault information in the power system, find problems in the system, and perform repairs and maintenance in advance to avoid the occurrence of faults. However, it is impossible to accurately detect problems when encountering multiple misoperations. However, in the process of detecting multiple locks, due to the complexity of the operating system, the staff is also likely to make misoperations. At the same time, severe humidity in the high-voltage switch cabinet is also an important hidden danger for the safe operation of the switch cabinet. If it is not effectively managed for a long time, the insulation performance of the equipment will decrease, surface discharge, etc., and even tripping, short circuit and other accidents may occur, damaging the equipment. Therefore, it is very necessary to design an intelligent control system and method for preventing false locking of high-voltage switch cabinets with strong false locking detection capabilities and high humanization. Summary of the invention

[0004] The object of the present invention is to provide an intelligent control system and method for preventing mislocking of a high-voltage switch cabinet, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to solve the above technical problems, the present invention provides the following technical solutions: an intelligent control system and method for preventing mislocking of a high-voltage switch cabinet, comprising:

[0006] A main control unit, which uses an industrial-grade PLC or embedded processor and is responsible for real-time logic judgment and control execution;

[0007] A sensor module, wherein the sensor module is used to monitor the state of the switch cabinet;

[0008] An actuator, the actuator is used to unlock the lock within the authorized unlocking range;

[0009] Human-computer interaction interface, which is used for PC interface and is used for operation prompts, status display and manual intervention;

[0010] The power module is used to provide a stable power supply required for system operation, and supports dual power switching and uninterruptible power supply UPS.

[0011] The main control unit, the sensor module, the actuator, the human-machine interaction interface and the power module are operated on a single platform of the intelligent control system for preventing mislocking.

[0012] According to the above technical solution, the sensor module includes:

[0013] Position sensor, the position sensor is used to detect the physical position of the isolation trolley, grounding trolley and circuit breaker trolley of the switch cabinet;

[0014] A voltage sensor, wherein the voltage sensor is used to monitor the voltage status of the switch cabinet, wherein the voltage status includes an operating voltage and a grounding voltage;

[0015] A current sensor is used to detect the current state to ensure that the circuit breaker operates under the appropriate current.

[0016] According to the above technical solution, the execution mechanism includes:

[0017] An electric locking mechanism, which is used to lock the opponent vehicle, cabinet door, grounding switch, etc.;

[0018] Electromagnetic drive, which is used to complete the automatic opening and closing operations of the switch cabinet door, circuit breaker trolley, and isolation trolley;

[0019] The communication module is used to support wireless and wired communications, including CAN bus, Ethernet and LoRa, to achieve interaction with the host computer and the monitoring system.

[0020] According to the above technical solution, a method for intelligently controlling the mislocking of a high-voltage switch cabinet includes:

[0021] The main control unit makes judgments based on the preset anti-misoperation logic;

[0022] Based on the judgment result, the locks within the authorized unlocking range are unlocked to achieve the unlocking authorization management requirement.

[0023] According to the above technical solution, the main control unit makes a judgment according to a preset anti-misoperation logic, including:

[0024] The equipment status in the switch cabinet is collected in real time through sensors, including: trolley position, voltage, current and cabinet door status;

[0025] The main control unit detects the anti-misoperation logic to determine whether misoperation occurs;

[0026] The erroneous operation includes:

[0027] Pull and close the isolating switch under load;

[0028] Pull and close the grounding switch under the operating voltage;

[0029] Move the trolley without disconnecting the circuit breaker;

[0030] Circuit breaker operation is performed with the switch cabinet door open.

[0031] According to the above technical solution, the unlocking operation on the lock within the authorized unlocking range includes:

[0032] Use an inductive high-voltage live display device, which should have self-checking and locking functions;

[0033] The distribution transformer automation control device monitors the load current in real time. The central controller accurately extracts the real-time harmonic current through advanced algorithms. The device responds quickly and outputs currents that are equal in magnitude and opposite in direction to the harmonic currents.

[0034] When the main control unit detects the permissible operating conditions, it unlocks the corresponding electric locking mechanism and controls the execution of the microcomputer to prevent mis-locking;

[0035] After the operation is completed, relock the corresponding mechanism to ensure the safety of other components;

[0036] The system is remotely monitored and controlled, self-diagnosed, and moisture-proofed at regular intervals.

[0037] According to the above technical solution, the control execution microcomputer anti-mislocking includes:

[0038] The microcomputer anti-mistake locking includes an anti-mistake host, a computer key, a remote locking control unit, a mechanical coding lock, an electrical coding lock and intelligent lock functional components;

[0039] Control and execute the microcomputer anti-error locking to establish a locking logic database, convert a large number of secondary electrical locking circuits on site into an anti-error locking rule base in the computer, and the anti-error host uses the rule base to perform locking logic judgment on the simulated rehearsal operation, record the simulated rehearsal operation steps that meet the anti-error locking rules, and generate actual operation procedures;

[0040] The anti-error host performs unlocking operations according to the actual operation procedures and different locking modes of the equipment, including:

[0041] Computer key unlocking;

[0042] Directly control the unlocking of smart locks through remote locking control unit, etc.

[0043] Unlock the monitoring system through the communication interface;

[0044] The operator operates the equipment in sequence according to the prompts of the anti-error host and the computer key. By tracking the actual status of the on-site equipment and receiving the feedback information of the computer key, the anti-error host confirms the current operation and performs the next operation until the operation task is completed. The host updates the equipment status to the current actual status. Among them, when remote control operation is performed, the operator sends a permission signal to the monitoring system through the host to unlock the remote control lock of the corresponding node. The equipment refuses to unlock the operation that does not comply with the procedure. The smart locks include: padlocks, ring network cabinet locks, manhole cover locks, and three-phase electrical test locks. All locks have built-in unique RFID codes, and the keys can read the codes and can only be unlocked after confirmation.

[0045] According to the above technical solution, the remote monitoring and control of the system includes:

[0046] The operating status of the switch cabinet is uploaded to the monitoring center through the communication module, and the power supply, audio, video, lighting, environmental data, fire alarm information, access control, security and other data used at the station are collected and monitored, and the information is transmitted remotely to the monitoring operation main station;

[0047] Allows the monitoring center to remotely unlock or lock some equipment to perform status diagnosis and emergency processing.

[0048] According to the above technical solution, the self-diagnosis includes:

[0049] The system periodically detects the status of sensors, electric locking mechanisms, communication modules, and power modules;

[0050] When a fault is detected, an alarm is issued in time and the fault information is recorded.

[0051] According to the above technical solution, the timed detection of moisture-proof condition includes:

[0052] Spraying anti-condensation, anti-fouling, flame-retardant, thermally conductive insulating coating in the switch cabinet, the anti-condensation, anti-fouling, flame-retardant, thermally conductive insulating coating is used to improve the insulation performance and anti-condensation ability of the equipment surface, so that the switch cabinet insulation equipment surface will no longer have obvious condensation phenomenon, and at the same time improve the problem of insulation performance degradation caused by various reasons, so that the switch cabinet insulation parts will no longer be affected by various discharge phenomena caused by moisture and insulation performance degradation;

[0053] The silicone rubber polymer moisture-proof sealing material is used to seal the hole of the connection part between the switch cabinet and the cable trench. The silicone rubber polymer moisture-proof sealing material is used to prevent water vapor in the cable trench from entering the switch cabinet and forming condensation.

[0054] Compared with the prior art, the beneficial effects achieved by the present invention are as follows: the present invention realizes intelligence through the sensor module: based on the sensor and logic control, it can automatically judge and execute anti-misoperation; through the actuator and the human-computer interaction interface, it takes into account remote monitoring while realizing system security, and not only supports remote management and data upload, which is convenient for operation and maintenance personnel to grasp the status in real time, but also effectively avoids electrical accidents caused by human misoperation; at the same time, it realizes scalability through the self-check function and moisture-proof function, and is integrated into a larger smart grid system, supporting linkage with other smart devices; maintainability is achieved through the power module, supporting modular design, and facilitating daily maintenance and fault replacement. BRIEF DESCRIPTION OF THE DRAWINGS

[0055] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0056] Figure 1 The present invention is a schematic diagram of the module composition of an intelligent control system for preventing mislocking of a high-voltage switch cabinet provided in an embodiment of the present invention. DETAILED DESCRIPTION

[0057] 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.

[0058] See also Figure 1 , which is a schematic diagram of the module composition of an intelligent control system for preventing mislocking of a high-voltage switch cabinet provided by an embodiment of the present invention, such as Figure 1 It can be seen that the module composition diagram of the intelligent control system for preventing mislocking of the high-voltage switch cabinet includes:

[0059] A main control unit, which uses an industrial-grade PLC or embedded processor and is responsible for real-time logic judgment and control execution;

[0060] A sensor module, wherein the sensor module is used to monitor the state of the switch cabinet;

[0061] An actuator, the actuator is used to unlock the lock within the authorized unlocking range;

[0062] Human-computer interaction interface, which is used for PC interface and is used for operation prompts, status display and manual intervention;

[0063] The power module is used to provide a stable power supply required for system operation, and supports dual power switching and uninterruptible power supply UPS.

[0064] The main control unit, the sensor module, the actuator, the human-machine interaction interface and the power module are operated on a single platform of the intelligent control system for preventing mislocking.

[0065] The present invention realizes intelligence through the sensor module: based on the sensor and logic control, it can automatically judge and execute anti-misoperation; through the actuator and the human-computer interaction interface, it takes into account remote monitoring while realizing system security, and not only supports remote management and data upload, which is convenient for operation and maintenance personnel to grasp the status in real time, but also effectively avoids electrical accidents caused by human misoperation; at the same time, it realizes scalability through the self-check function and moisture-proof function, and is integrated into a larger smart grid system, supporting linkage with other smart devices; maintainability is achieved through the power module, supporting modular design, and facilitating daily maintenance and fault replacement.

[0066] In some preferred embodiments, the sensor module comprises:

[0067] Position sensor, the position sensor is used to detect the physical position of the isolation trolley, grounding trolley and circuit breaker trolley of the switch cabinet;

[0068] A voltage sensor, wherein the voltage sensor is used to monitor the voltage status of the switch cabinet, wherein the voltage status includes an operating voltage and a grounding voltage;

[0069] A current sensor is used to detect the current state to ensure that the circuit breaker operates under the appropriate current.

[0070] In some preferred embodiments, the actuator comprises:

[0071] An electric locking mechanism, which is used to lock the opponent vehicle, cabinet door, grounding switch, etc.;

[0072] Electromagnetic drive, which is used to complete the automatic opening and closing operations of the switch cabinet door, circuit breaker trolley, and isolation trolley;

[0073] The communication module is used to support wireless and wired communications, including CAN bus, Ethernet and LoRa, to achieve interaction with the host computer and the monitoring system.

[0074] Based on the same concept as the above embodiment, an embodiment of the present invention further provides an intelligent control method for preventing mislocking of a high-voltage switch cabinet, comprising:

[0075] Step S1: The main control unit makes a judgment according to a preset anti-misoperation logic;

[0076] Step S2: Based on the judgment result, unlocking operation is performed on the locks within the authorized unlocking range to achieve the unlocking authorization management requirement.

[0077] In this embodiment, the main control unit makes a judgment according to a preset anti-misoperation logic, including:

[0078] Step S11: collecting the equipment status in the switch cabinet in real time through sensors, the equipment status including: trolley position, voltage, current and cabinet door status;

[0079] Step S12: the main control unit detects the anti-misoperation logic to determine whether misoperation occurs;

[0080] The erroneous operation includes:

[0081] Pull and close the isolating switch under load;

[0082] Pull and close the grounding switch under the operating voltage;

[0083] Move the trolley without disconnecting the circuit breaker;

[0084] Circuit breaker operation is performed with the switch cabinet door open.

[0085] In this embodiment, the unlocking operation on the lock within the authorized unlocking range includes:

[0086] Step S21: In the case where a contact-type high-voltage live display device is not available, an inductive-type high-voltage live display device is selected, and the inductive-type high-voltage live display device should be equipped with self-checking and locking functions;

[0087] Step S22: The distribution transformer automation control device monitors the load current in real time. The central controller accurately extracts the real-time harmonic current through advanced algorithms. The device responds quickly and outputs currents that are equal in magnitude and opposite in direction to the harmonic currents, thereby offsetting the harmonic currents generated by the load and eliminating harmonic pollution.

[0088] Step S23: When the main control unit detects the permitted operation conditions, the corresponding electric locking mechanism is unlocked, and the microcomputer is controlled to prevent mis-locking;

[0089] Step S24: After the operation is completed, relock the corresponding mechanism to ensure the safety of other components;

[0090] Step S25: remotely monitor and control the system, perform self-diagnosis, and regularly check the moisture-proof condition.

[0091] In this embodiment, the control execution microcomputer anti-mistake locking includes:

[0092] Step S231: The microcomputer anti-mistaken locking system includes an anti-mistaken host, a computer key, a remote control locking control unit, a mechanical code lock, an electrical code lock and intelligent lock functional components;

[0093] Step S232: Control the execution of the microcomputer anti-mistaken locking to establish a locking logic database, convert a large number of secondary electrical locking loops on site into an anti-mistaken locking rule base in the computer, and the anti-mistaken host uses the rule base to perform locking logic judgment on the simulated rehearsal operation, record the simulated rehearsal operation steps that meet the anti-mistaken locking rules, and generate an actual operation procedure;

[0094] Step S233: the anti-error host performs unlocking operation according to the actual operation procedure and the different locking modes of the equipment, including:

[0095] Computer key unlocking;

[0096] Directly control the unlocking of smart locks through remote locking control unit, etc.

[0097] Unlock the monitoring system through the communication interface;

[0098] Step S234: The operator operates the equipment in sequence according to the prompts of the anti-error host and the computer key. By tracking the actual status of the on-site equipment and receiving the feedback information of the computer key, the anti-error host confirms the current operation and performs the next operation until the operation task is completed. The host updates the equipment status to the current actual status. When the remote control operation is performed, the operator sends a permission signal to the monitoring system through the host to unlock the remote control lock of the corresponding node. For operations that do not comply with the procedure, the equipment refuses to unlock and the operation cannot be performed, thereby preventing the occurrence of misoperation. The smart locks include: padlocks, ring network cabinet locks, manhole cover locks, and three-phase electrical test locks. All locks have built-in unique RFID codes, and the key can read the code and can only unlock after confirmation.

[0099] In this embodiment, the remote monitoring and control of the system includes:

[0100] Step S2511: Upload the operating status of the switch cabinet to the monitoring center through the communication module, complete the collection and monitoring of power supply, audio, video, lighting, environmental data, fire alarm information, access control and security data used by the station, and transmit the information remotely to the monitoring operation master station;

[0101] Step S2512: Allow the monitoring center to remotely unlock or lock some equipment to perform status diagnosis and emergency processing.

[0102] In this embodiment, self-diagnosis is performed, including:

[0103] Step S2521: the system periodically detects the status of the sensor, the electric locking mechanism, the communication module and the power module;

[0104] Step S2522: When a fault is detected, an alarm is issued in time and the fault information is recorded.

[0105] In this embodiment, the timed detection of moisture-proof condition includes:

[0106] Step S2531: spraying anti-condensation anti-fouling flame-retardant thermal conductive insulating coating in the switch cabinet, wherein the anti-condensation anti-fouling flame-retardant thermal conductive insulating coating is used to improve the insulation performance and anti-condensation ability of the equipment surface, so that the surface of the switch cabinet insulation equipment no longer has obvious condensation phenomenon, and at the same time improves the problem of insulation performance degradation caused by various reasons, so that the insulation components of the switch cabinet are no longer affected by various discharge phenomena caused by moisture and insulation performance degradation, thereby extending the service life of each component;

[0107] Step S2532: Use a silicone rubber polymer moisture-proof sealing material to seal the holes at the connection between the switch cabinet and the cable trench. The silicone rubber polymer moisture-proof sealing material is used to prevent water vapor in the cable trench from entering the switch cabinet to form condensation.

[0108] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0109] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned 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 control system for preventing mislocking of a high-voltage switch cabinet, characterized in that: include: A main control unit, which uses an industrial-grade PLC or embedded processor and is responsible for real-time logic judgment and control execution; A sensor module, wherein the sensor module is used to monitor the state of the switch cabinet; An actuator, the actuator is used to unlock the lock within the authorized unlocking range; Human-computer interaction interface, which is used for PC interface and is used for operation prompts, status display and manual intervention; A power module, which is used to provide a stable power supply required for system operation and supports dual power switching and uninterruptible power supply UPS; The main control unit, the sensor module, the actuator, the human-machine interaction interface and the power module are operated on a single platform of the intelligent control system for preventing mislocking.

2. The intelligent control system for preventing mislocking of a high-voltage switch cabinet according to claim 1 is characterized in that: The sensor module comprises: Position sensor, the position sensor is used to detect the physical position of the isolation trolley, grounding trolley and circuit breaker trolley of the switch cabinet; A voltage sensor, wherein the voltage sensor is used to monitor the voltage status of the switch cabinet, wherein the voltage status includes an operating voltage and a grounding voltage; A current sensor is used to detect the current state to ensure that the circuit breaker operates under the appropriate current.

3. The intelligent control system for preventing mislocking of a high-voltage switch cabinet according to claim 2 is characterized in that: The executive mechanism comprises: An electric locking mechanism, which is used to lock the opponent vehicle, cabinet door, grounding switch, etc.; Electromagnetic drive, which is used to complete the automatic opening and closing operations of the switch cabinet door, circuit breaker trolley, and isolation trolley; The communication module is used to support wireless and wired communications, including CAN bus, Ethernet and LoRa, to achieve interaction with the host computer and the monitoring system.

4. An intelligent control method for preventing mislocking of a high-voltage switch cabinet, characterized in that: include: The main control unit makes judgments based on the preset anti-misoperation logic; Based on the judgment result, the locks within the authorized unlocking range are unlocked to achieve the unlocking authorization management requirement.

5. The intelligent control method for preventing mislocking of a high-voltage switch cabinet according to claim 4 is characterized in that: The main control unit makes a judgment according to a preset anti-misoperation logic, including: The equipment status in the switch cabinet is collected in real time by sensors, including: trolley position, voltage, current and cabinet door status; The main control unit detects the anti-misoperation logic to determine whether misoperation occurs; The erroneous operation includes: Pull and close the isolating switch under load; Pull and close the grounding switch under the operating voltage; Move the trolley without disconnecting the circuit breaker; Circuit breaker operation is performed with the switch cabinet door open.

6. The intelligent control method for preventing mislocking of a high-voltage switch cabinet according to claim 5 is characterized in that: The unlocking operation on the lock within the authorized unlocking range includes: Use an inductive high-voltage live display device, which should have self-checking and locking functions; The distribution transformer automation control device monitors the load current in real time. The central controller accurately extracts the real-time harmonic current through advanced algorithms. The device responds quickly and outputs currents that are equal in magnitude and opposite in direction to the harmonic currents. When the main control unit detects the permissible operating conditions, it unlocks the corresponding electric locking mechanism and controls the execution of the microcomputer to prevent mis-locking; After the operation is completed, relock the corresponding mechanism to ensure the safety of other components; The system is remotely monitored and controlled, self-diagnosed, and moisture-proofed at regular intervals.

7. The intelligent control method for preventing mislocking of a high-voltage switch cabinet according to claim 6 is characterized in that: The control execution microcomputer anti-mistake locking includes: The microcomputer anti-mistake locking includes an anti-mistake host, a computer key, a remote control locking control unit, a mechanical coding lock, an electrical coding lock and intelligent lock functional components; Control and execute the microcomputer anti-error locking to establish a locking logic database, convert a large number of secondary electrical locking circuits on site into an anti-error locking rule base in the computer, and the anti-error host uses the rule base to perform locking logic judgment on the simulated rehearsal operation, record the simulated rehearsal operation steps that meet the anti-error locking rules, and generate actual operation procedures; The anti-error host performs unlocking operations according to the actual operation procedures and different locking modes of the equipment, including: Computer key unlocking; Directly control the unlocking of smart locks through remote locking control unit, etc. Unlock the monitoring system through the communication interface; The operator operates the equipment in sequence according to the prompts of the anti-error host and the computer key. By tracking the actual status of the on-site equipment and receiving the feedback information of the computer key, the anti-error host confirms the current operation and performs the next operation until the operation task is completed. The host updates the equipment status to the current actual status. Among them, when remote control operation is performed, the operator sends a permission signal to the monitoring system through the host to unlock the remote control lock of the corresponding node. The equipment refuses to unlock the operation that does not comply with the procedure. The smart locks include: padlocks, ring network cabinet locks, manhole cover locks, and three-phase electrical test locks. All locks have built-in unique RFID codes, and the keys can read the codes and can only be unlocked after confirmation.

8. The intelligent control method for preventing mislocking of a high-voltage switch cabinet according to claim 7 is characterized in that: The remote monitoring and control of the system includes: The operating status of the switch cabinet is uploaded to the monitoring center through the communication module, and the power supply, audio, video, lighting, environmental data, fire alarm information, access control, security and other data used at the station are collected and monitored, and the information is transmitted remotely to the monitoring operation main station; Allows the monitoring center to remotely unlock or lock some equipment to perform status diagnosis and emergency processing.

9. The intelligent control method for preventing mislocking of a high-voltage switch cabinet according to claim 8 is characterized in that: The self-diagnosis comprises: The system periodically detects the status of sensors, electric locking mechanisms, communication modules, and power modules; When a fault is detected, an alarm is issued in time and the fault information is recorded.

10. The intelligent control method for preventing mislocking of a high-voltage switch cabinet according to claim 9, characterized in that: The timed detection of moisture-proof conditions includes: Spraying anti-condensation, anti-fouling, flame-retardant, thermally conductive insulating coating in the switch cabinet, the anti-condensation, anti-fouling, flame-retardant, thermally conductive insulating coating is used to improve the insulation performance and anti-condensation ability of the equipment surface, so that the switch cabinet insulation equipment surface will no longer have obvious condensation phenomenon, and at the same time improve the problem of insulation performance degradation caused by various reasons, so that the switch cabinet insulation parts will no longer be affected by various discharge phenomena caused by moisture and insulation performance degradation; The silicone rubber polymer moisture-proof sealing material is used to seal the hole of the connection part between the switch cabinet and the cable trench. The silicone rubber polymer moisture-proof sealing material is used to prevent water vapor in the cable trench from entering the switch cabinet and forming condensation.

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