CN115860154B - Processing method and system for infrared temperature measurement detection operation of power distribution network - Google Patents
Processing method and system for infrared temperature measurement detection operation of power distribution network Download PDFInfo
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Abstract
The invention discloses a processing method and a processing system for infrared temperature measurement detection operation of a power distribution network, wherein a power distribution network master station firstly identifies abnormal equipment to be detected according to operation and account setting data of a power distribution network line and a preset abnormal equipment judging rule; generating infrared detection line operation according to the line-transformer relation of the to-be-detected abnormal equipment, and remotely transmitting the operation to local infrared temperature measurement detection equipment of the to-be-detected abnormal equipment; the local infrared temperature measurement detection equipment detects the circuit and equipment according to the operation of the infrared detection circuit, and checks the detection result; and after the operation verification is finished, transmitting an infrared detection line operation result to a power distribution network master station. The invention can realize accurate potential fault equipment identification and timely processing, and prevent faults.
Description
Technical Field
The invention relates to the power distribution network technology, in particular to a processing method and a processing system for infrared temperature measurement detection operation of a power distribution network.
Background
The distribution network is used as a direct user-oriented power network, and has the characteristics of large equipment magnitude, wide coverage and many network nodes. The comprehensive view of the complex power supply operation environment of the equipment and the relatively weak operation of the grid frame is that more than 80% of power failure accidents are caused by the faults of the power distribution network according to statistics. The power distribution network management and control method in the prior art basically detects or locates the fault position when the fault occurs, and distributes the repair work order to staff. If the fault event is to be prevented, regular inspection of all the devices of the power distribution network may be needed, but the power distribution network has large equipment magnitude, large workload, difficult implementation and easy repeated idle work, so that manpower waste is caused.
Disclosure of Invention
The invention aims to: aiming at the problems existing in the prior art, the invention provides a processing method and a processing system for infrared temperature measurement detection operation of a power distribution network, which can accurately find potential fault equipment and process the potential fault equipment.
The technical scheme is as follows: the processing method for the infrared temperature measurement detection operation of the power distribution network comprises the following steps:
(1) The power distribution network master station identifies abnormal equipment to be detected according to operation and account data of a power distribution network line and a preset abnormal equipment research and judgment rule;
(2) Generating infrared detection line operation by the power distribution network main station according to the line-transformer relation of the to-be-detected abnormal equipment, and remotely transmitting the operation to the local infrared temperature measurement detection equipment of the to-be-detected abnormal equipment;
(3) The local infrared temperature measurement detection equipment detects the circuit and equipment according to the operation of the infrared detection circuit, and checks the detection result;
(4) After the local infrared temperature measurement detection equipment completes operation verification, an infrared detection line operation result is sent to a power distribution network master station;
(5) And the power distribution network master station finishes the operation of the infrared detection circuit according to the operation result of the infrared detection circuit returned by the power distribution network infrared temperature measurement detection equipment.
Further, the preset abnormal equipment research rule includes:
A. if the operating load rate of the transformer is greater than the first load threshold X dl And the duration is greater than a first time threshold X dt Then the device is listed as the abnormal device to be detected;
B. if the load rate of the line section monitored by the cable connection point and the switch equipment through line flow calculation or automation is greater than the rated capacity X of the line conductor ll And the duration is greater than the second time threshold X lt Then the device is listed as the abnormal device to be detected;
C. if the operation load rate of the head-end switch of the line is greater than the second load preset value X ml And the duration is greater than a third time threshold X mt The equipment of the whole line is listed as abnormal equipment to be detected;
D. if the line power equipment operation time exceeds the fourth time threshold X tt Then the device is listed as the abnormal device to be detected;
E. if the date of last detection of the line exceeds a fifth time threshold T from the current time q All the detectable devices on the line are listed as abnormal devices to be detected;
F. if the equipment has potential defects, the equipment is classified as abnormal equipment to be detected.
Further, the method for judging the potential defects of the equipment comprises the following steps:
obtaining near 3 times of detection temperature value T of equipment n 、T n-1 、T n-2 And the corresponding detection date t n 、t n-1 、t n-2 The device is determined to have a potential defect if the following condition is satisfied:
F1、max(T n ,T n-1 ,T n-2 )<T m and (2) andand t is n -t n-2 <t x ;
F2、max(T n ,T n-1 ,T n-2 )>T m ;
Wherein T is m Representing a defect identification threshold, K is a change rate early warning value, t x Is a time span threshold.
Furthermore, each electric power device in the power distribution network has a unified information model.
Further, the operation of the infrared detection circuit includes: line name and code, the name, code and geographic coordinates of the abnormal equipment to be detected, and the detection period.
Further, the method for checking the detection result by the local infrared temperature measurement detection equipment specifically comprises the following steps:
and comparing the number and the attribute of the measuring points of the detection result with those of a standard measuring point model in a consistency way, wherein the number and the attribute of the measuring points are consistent, and the balance is that the detection is not passed, and the standard measuring point model comprises the number and the attribute of the standard measuring points.
Furthermore, the local infrared temperature measurement detection equipment can develop a new detection item after one detection check passes.
The invention relates to a processing system for infrared temperature measurement detection operation of a power distribution network, which comprises the following components:
the power distribution network main station is used for identifying the to-be-detected abnormal equipment according to the operation and the account setting data of the power distribution network line and the preset abnormal equipment research rule, generating infrared detection line operation according to the line-transformer relation of the to-be-detected abnormal equipment, remotely issuing the operation to the local infrared temperature measurement detection equipment of the to-be-detected abnormal equipment, and finishing the infrared detection line operation when receiving the infrared detection line operation result returned by the infrared temperature measurement detection equipment of the power distribution network;
the local infrared temperature measurement detection equipment is used for detecting the circuit and the equipment according to the operation of the infrared detection circuit, checking the detection result, and sending the operation result of the infrared detection circuit to the power distribution network main station after the operation check of the local infrared temperature measurement detection equipment is completed.
The invention provides a processing main station for infrared temperature measurement detection operation of a power distribution network, which comprises the following components:
the database is used for storing the operation and the ledger data of the distribution network line;
the abnormal equipment identification module is used for identifying abnormal equipment to be detected according to operation and standing account data of the power distribution network line and preset abnormal equipment research and judgment rules;
the operation issuing module is used for generating infrared detection line operation according to the line-transformer relation of the to-be-detected abnormal equipment and remotely issuing the infrared detection line operation to the local infrared temperature measurement detection equipment of the to-be-detected abnormal equipment;
the operation result processing module is used for finishing the operation of the infrared detection circuit when the operation result of the infrared detection circuit returned by the infrared temperature measurement detection equipment of the power distribution network is received, wherein the operation result of the infrared detection circuit is obtained by detecting the circuit and the equipment by the infrared temperature measurement detection equipment of the power distribution network according to the operation of the infrared detection circuit and returning the detection result after finishing operation verification.
The invention provides an infrared temperature measurement detection device of a power distribution network, which comprises:
the detection module is used for detecting the circuit and the equipment according to the infrared detection circuit operation sent by the power distribution network master station; the infrared detection line operation is that a power distribution network master station identifies abnormal equipment to be detected according to operation and account setting data of a power distribution network line and preset abnormal equipment research and judgment rules, and generates infrared detection line operation according to a line-transformer relation of the abnormal equipment to be detected;
the verification module is used for verifying the detection result;
and the result return module is used for sending the operation result of the infrared detection circuit to the power distribution network master station after the operation verification is completed, wherein the power distribution network master station finishes the operation of the infrared detection circuit when receiving the operation result of the infrared detection circuit.
The beneficial effects are that: compared with the prior art, the invention has the remarkable advantages that: the invention can timely and accurately find potential fault equipment in large-scale equipment of the power distribution network, timely detect the fault equipment through the local infrared temperature measurement detection equipment, reduce the workload of staff, have higher detection efficiency, prevent the occurrence of fault problems and ensure the effective operation of the power distribution network.
Drawings
FIG. 1 is a schematic flow chart of a processing method for infrared temperature measurement detection operation of a power distribution network;
fig. 2 is an exemplary diagram of a circuit topology of a power distribution network transformer.
Detailed Description
The embodiment provides a processing method for infrared temperature measurement detection operation of a power distribution network, as shown in fig. 1, including:
(1) And the power distribution network master station identifies the to-be-detected abnormal equipment according to the operation of the power distribution network line and the account data and the preset abnormal equipment research and judgment rule.
In order to facilitate information acquisition and analysis of a power distribution network main station, a unified information model is set for each electric power device in the power distribution network. In addition, for convenience in verification, a standard measuring point model is set, including the number and the attribute of the standard measuring points, for example, the measuring point model of the distribution transformer includes the temperature measuring points of the three-phase pile heads at the high voltage sides A, B and C and the temperature measuring points of the three-phase connection pile heads at the low voltage sides A, B, C and N.
The preset abnormal equipment judging rule of the embodiment includes:
A. if the operating load rate of the transformer is greater than the first load threshold X dl And the duration is greater than a first time threshold X dt Then the device is listed as the abnormal device to be detected;
B. if the cable connection point and the switch equipment are the lines monitored automatically or through line flow calculationThe load rate of the road section is larger than the rated capacity X of the line conductor ll And the duration is greater than the second time threshold X lt Then the device is listed as the abnormal device to be detected;
C. if the operation load rate of the head-end switch of the line is greater than the second load preset value X ml And the duration is greater than a third time threshold X mt The equipment of the whole line is listed as abnormal equipment to be detected;
D. if the line power equipment operation time exceeds the fourth time threshold X tt Then the device is listed as the abnormal device to be detected;
E. if the date of last detection of the line exceeds a fifth time threshold T from the current time q All the detectable devices on the line are listed as abnormal devices to be detected;
F. if the equipment has potential defects, the equipment is classified as abnormal equipment to be detected. The method for judging the potential defects of the equipment comprises the following steps:
obtaining near 3 times of detection temperature value T of equipment n 、T n-1 、T n-2 And the corresponding detection date t n 、t n-1 、t n-2 The device is determined to have a potential defect if the following condition is satisfied:
F1、max(T n ,T n-1 ,T n-2 )<T m and (2) andand t is n -t n-2 <t x ;
F2、max(T n ,T n-1 ,T n-2 )>T m ;
Wherein T is m Representing a defect identification threshold, K is a change rate early warning value, t x Is a time span threshold.
For example, if the load factor of the distribution transformer 1 in fig. 2 is 90% or more than 80% (load factor threshold), the distribution transformer 1 is classified as an abnormal device to be inspected.
(2) The power distribution network main station generates infrared detection line operation according to the line-transformer relation of the to-be-detected abnormal equipment and remotely transmits the operation to the local infrared temperature measurement detection equipment of the to-be-detected abnormal equipment.
Wherein, infrared detection circuit operation includes: line name and code, the name of the abnormal equipment to be detected, code and geographic coordinates, detection period and other information. The distribution network main station and the local infrared temperature measurement detection equipment can be connected in any wireless mode.
(3) The local infrared temperature measurement detection equipment detects the circuit and the equipment according to the operation of the infrared detection circuit, and verifies the detection result.
The local infrared temperature measurement detection equipment can develop a new detection item after one detection check in operation is passed. The checking method comprises the following steps: and comparing the number and the attribute of the measuring points of the detection result with the standard measuring point model in a consistency way, wherein the number and the attribute of the measuring points are consistent and pass the verification, and the rest are not passed by the detection.
For example, for the detection item shown in fig. 2, the integrity of the temperature measurement point information of the high-voltage side a, B, C three-phase pile head and the temperature measurement point information of the low-voltage side a, B, C, N three-phase connection pile head are checked, and after the checking is passed, new detection of the equipment to be detected can be performed.
(4) After the local infrared temperature measurement detection equipment completes operation verification, an infrared detection line operation result is sent to a power distribution network master station.
(5) And the power distribution network master station finishes the operation of the infrared detection circuit according to the operation result of the infrared detection circuit returned by the power distribution network infrared temperature measurement detection equipment.
The embodiment also provides a processing system for detecting operation of infrared temperature measurement of a power distribution network, comprising:
the power distribution network main station is used for identifying the to-be-detected abnormal equipment according to the operation and the account setting data of the power distribution network line and the preset abnormal equipment research rule, generating infrared detection line operation according to the line-transformer relation of the to-be-detected abnormal equipment, remotely issuing the operation to the local infrared temperature measurement detection equipment of the to-be-detected abnormal equipment, and finishing the infrared detection line operation when receiving the infrared detection line operation result returned by the infrared temperature measurement detection equipment of the power distribution network;
the local infrared temperature measurement detection equipment is used for detecting the circuit and the equipment according to the operation of the infrared detection circuit, checking the detection result, and sending the operation result of the infrared detection circuit to the power distribution network main station after the operation check of the local infrared temperature measurement detection equipment is completed.
The system of this embodiment corresponds to the above-mentioned methods one by one, and reference is not made in detail to the description of the methods, which is not repeated here.
The embodiment also provides a main station is handled in infrared temperature measurement detection operation of distribution network, includes:
the database is used for storing the operation and the ledger data of the distribution network line;
the abnormal equipment identification module is used for identifying abnormal equipment to be detected according to operation and standing account data of the power distribution network line and preset abnormal equipment research and judgment rules;
the operation issuing module is used for generating infrared detection line operation according to the line-transformer relation of the to-be-detected abnormal equipment and remotely issuing the infrared detection line operation to the local infrared temperature measurement detection equipment of the to-be-detected abnormal equipment;
the operation result processing module is used for finishing the operation of the infrared detection circuit when the operation result of the infrared detection circuit returned by the infrared temperature measurement detection equipment of the power distribution network is received, wherein the operation result of the infrared detection circuit is obtained by detecting the circuit and the equipment by the infrared temperature measurement detection equipment of the power distribution network according to the operation of the infrared detection circuit and returning the detection result after finishing operation verification.
The embodiment also provides an infrared temperature measurement detection device of a power distribution network, comprising:
the detection module is used for detecting the circuit and the equipment according to the infrared detection circuit operation sent by the power distribution network master station; the infrared detection line operation is that a power distribution network master station identifies abnormal equipment to be detected according to operation and account setting data of a power distribution network line and preset abnormal equipment research and judgment rules, and generates infrared detection line operation according to a line-transformer relation of the abnormal equipment to be detected;
the verification module is used for verifying the detection result;
and the result return module is used for sending the operation result of the infrared detection circuit to the power distribution network master station after the operation verification is completed, wherein the power distribution network master station finishes the operation of the infrared detection circuit when receiving the operation result of the infrared detection circuit.
The above disclosure is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the invention, which is defined by the appended claims.
Claims (8)
1. The processing method for the infrared temperature measurement detection operation of the power distribution network is characterized by comprising the following steps of:
(1) The power distribution network master station identifies abnormal equipment to be detected according to operation and account data of a power distribution network line and a preset abnormal equipment research and judgment rule;
the preset abnormal equipment research rule comprises the following steps:
A. if the operating load rate of the transformer is greater than the first load threshold X dl And the duration is greater than a first time threshold X dt Then the device is listed as the abnormal device to be detected;
B. if the cable connection point or the switch equipment is connected, the load rate of the line section monitored through line flow calculation or automation is larger than the rated capacity X of the line conductor ll And the duration is greater than the second time threshold X lt The cable connection point or the switch equipment is listed as the abnormal equipment to be detected;
C. if the operation load rate of the head-end switch of the line is greater than the second load preset value X ml And the duration is greater than a third time threshold X mt The equipment of the whole line is listed as abnormal equipment to be detected;
D. if the line power equipment operation time exceeds the fourth time threshold X tt Then the device is listed as the abnormal device to be detected;
E. if the date of last detection of the line exceeds a fifth time threshold T from the current time q All the detectable devices on the line are listed as abnormal devices to be detected;
F. if the equipment has potential defects, the equipment is listed as abnormal equipment to be detected; the method for judging the potential defects of the equipment comprises the following steps:
obtaining near 3 times of detection temperature value T of equipment n 、T n-1 、T n-2 And the corresponding detection date t n 、t n-1 、t n-2 If one of the following conditions is satisfied, it is determined that the device has a potential defect:
F1、max(T n ,T n-1 ,T n-2 )<T m and (2) andand t is n -t n-2 <t x ;
F2、max(T n ,T n-1 ,T n-2 )>T m ;
Wherein T is m Representing a defect identification threshold, K is a change rate early warning value, t x Is a time span threshold;
(2) Generating infrared detection line operation by the power distribution network main station according to the line-transformer relation of the to-be-detected abnormal equipment, and remotely transmitting the operation to the local infrared temperature measurement detection equipment of the to-be-detected abnormal equipment;
(3) The local infrared temperature measurement detection equipment detects the circuit and equipment according to the operation of the infrared detection circuit, and checks the detection result;
(4) After the local infrared temperature measurement detection equipment completes operation verification, an infrared detection line operation result is sent to a power distribution network master station;
(5) And the power distribution network master station finishes the operation of the infrared detection circuit according to the operation result of the infrared detection circuit returned by the local infrared temperature measurement detection equipment.
2. The power distribution network infrared temperature measurement detection operation processing method according to claim 1, wherein the processing method comprises the following steps: each electric power equipment in the power distribution network has a unified information model.
3. The power distribution network infrared temperature measurement detection operation processing method according to claim 1, wherein the processing method comprises the following steps: the operation of the infrared detection circuit comprises the following steps: line name and code, the name, code and geographic coordinates of the abnormal equipment to be detected, and the detection period.
4. The power distribution network infrared temperature measurement detection operation processing method according to claim 1, wherein the processing method comprises the following steps: the method for checking the detection result by the local infrared temperature measurement detection equipment comprises the following steps:
and comparing the number and the attribute of the measuring points of the detection result with those of a standard measuring point model in a consistency way, wherein the number and the attribute of the measuring points are consistent, and the balance is that the detection is not passed, and the standard measuring point model comprises the number and the attribute of the standard measuring points.
5. The power distribution network infrared temperature measurement detection operation processing method according to claim 1, wherein the processing method comprises the following steps: the local infrared temperature measurement detection equipment can develop a new detection item after one detection check passes.
6. An infrared temperature measurement detection operation processing system of distribution network, characterized by comprising:
the power distribution network main station is used for identifying the to-be-detected abnormal equipment according to the operation and the account setting data of the power distribution network line and the preset abnormal equipment research rule, generating infrared detection line operation according to the line-transformer relation of the to-be-detected abnormal equipment, remotely issuing the operation to the local infrared temperature measurement detection equipment of the to-be-detected abnormal equipment, and finishing the infrared detection line operation when receiving the infrared detection line operation result returned by the local infrared temperature measurement detection equipment;
the preset abnormal equipment research rule comprises the following steps:
A. if the operating load rate of the transformer is greater than the first load threshold X dl And the duration is greater than a first time threshold X dt Then the device is listed as the abnormal device to be detected;
B. if the cable connection point or the switch equipment is connected, the load rate of the line section monitored through line flow calculation or automation is larger than the rated capacity X of the line conductor ll And the duration is greater than the second time threshold X lt The cable connection point or the switch equipment is listed as the abnormal equipment to be detected;
C. if the operation load rate of the head-end switch of the line is greater than the second load preset value X ml And the duration is greater than a third time threshold X mt The equipment of the whole line is listed as abnormal equipment to be detected;
D. if the line power equipment operation time exceeds the fourth time threshold X tt Then the device is listed as the abnormal device to be detected;
E. if the date of last detection of the line exceeds a fifth time threshold T from the current time q All the detectable devices on the line are listed as abnormal devices to be detected;
F. if the equipment has potential defects, the equipment is listed as abnormal equipment to be detected; the method for judging the potential defects of the equipment comprises the following steps:
obtaining near 3 times of detection temperature value T of equipment n 、T n-1 、T n-2 And the corresponding detection date t n 、t n-1 、t n-2 If one of the following conditions is satisfied, it is determined that the device has a potential defect:
F1、max(T n ,T n-1 ,T n-2 )<T m and (2) andand t is n -t n-2 <t x ;
F2、max(T n ,T n-1 ,T n-2 )>T m ;
Wherein T is m Representing a defect identification threshold, K is a change rate early warning value, t x Is a time span threshold;
the local infrared temperature measurement detection equipment is used for detecting the circuit and the equipment according to the operation of the infrared detection circuit, checking the detection result, and sending the operation result of the infrared detection circuit to the power distribution network main station after the operation check of the local infrared temperature measurement detection equipment is completed.
7. The utility model provides a main website is handled in infrared temperature measurement detection operation of distribution network which characterized in that includes:
the database is used for storing the operation and the ledger data of the distribution network line;
the abnormal equipment identification module is used for identifying abnormal equipment to be detected according to operation and standing account data of the power distribution network line and preset abnormal equipment research and judgment rules;
the preset abnormal equipment research rule comprises the following steps:
A. if the operating load rate of the transformer is greater than the first load threshold X dl And the duration is greater than a first time threshold X dt Then the device is listed as the abnormal device to be detected;
B. if the cable connection point or the switch equipment is connected, the load rate of the line section monitored through line flow calculation or automation is larger than the rated capacity X of the line conductor ll And the duration is greater than the second time threshold X lt The cable connection point or the switch equipment is listed as the abnormal equipment to be detected;
C. if the operation load rate of the head-end switch of the line is greater than the second load preset value X ml And the duration is greater than a third time threshold X mt The equipment of the whole line is listed as abnormal equipment to be detected;
D. if the line power equipment operation time exceeds the fourth time threshold X tt Then the device is listed as the abnormal device to be detected;
E. if the date of last detection of the line exceeds a fifth time threshold T from the current time q All the detectable devices on the line are listed as abnormal devices to be detected;
F. if the equipment has potential defects, the equipment is listed as abnormal equipment to be detected; the method for judging the potential defects of the equipment comprises the following steps:
obtaining near 3 times of detection temperature value T of equipment n 、T n-1 、T n-2 And the corresponding detection date t n 、t n-1 、t n-2 If one of the following conditions is satisfied, it is determined that the device has a potential defect:
F1、max(T n ,T n-1 ,T n-2 )<T m and (2) andand t is n -t n-2 <t x ;
F2、max(T n ,T n-1 ,T n-2 )>T m ;
Wherein T is m Representing a defect identification threshold, K is a change rate early warning value, t x Is a time span threshold;
the operation issuing module is used for generating infrared detection line operation according to the line-transformer relation of the to-be-detected abnormal equipment and remotely issuing the infrared detection line operation to the local infrared temperature measurement detection equipment of the to-be-detected abnormal equipment;
the operation result processing module is used for finishing the operation of the infrared detection circuit when receiving the operation result of the infrared detection circuit returned by the local infrared temperature measurement detection equipment, wherein the operation result of the infrared detection circuit is obtained by detecting the circuit and the equipment by the local infrared temperature measurement detection equipment according to the operation of the infrared detection circuit and returning the detection result after finishing operation verification.
8. An infrared temperature measurement check out test set of distribution network, characterized by comprising:
the detection module is used for detecting the circuit and the equipment according to the infrared detection circuit operation sent by the power distribution network master station; the infrared detection line operation is that a power distribution network master station identifies abnormal equipment to be detected according to operation and account setting data of a power distribution network line and preset abnormal equipment research and judgment rules, and generates infrared detection line operation according to a line-transformer relation of the abnormal equipment to be detected;
the preset abnormal equipment research rule comprises the following steps:
A. if the operating load rate of the transformer is greater than the first load threshold X dl And the duration is greater than a first time threshold X dt Then the device is listed as the abnormal device to be detected;
B. if the cable connection point or the switch equipment is connected, the load rate of the line section monitored through line flow calculation or automation is larger than the rated capacity X of the line conductor ll And continueTime is greater than a second time threshold X lt The cable connection point or the switch equipment is listed as the abnormal equipment to be detected;
C. if the operation load rate of the head-end switch of the line is greater than the second load preset value X ml And the duration is greater than a third time threshold X mt The equipment of the whole line is listed as abnormal equipment to be detected;
D. if the line power equipment operation time exceeds the fourth time threshold X tt Then the device is listed as the abnormal device to be detected;
E. if the date of last detection of the line exceeds a fifth time threshold T from the current time q All the detectable devices on the line are listed as abnormal devices to be detected;
F. if the equipment has potential defects, the equipment is listed as abnormal equipment to be detected; the method for judging the potential defects of the equipment comprises the following steps:
obtaining near 3 times of detection temperature value T of equipment n 、T n-1 、T n-2 And the corresponding detection date t n 、t n-1 、t n-2 If one of the following conditions is satisfied, it is determined that the device has a potential defect:
F1、max(T n ,T n-1 ,T n-2 )<T m and (2) andand t is n -t n-2 <t x ;
F2、max(T n ,T n-1 ,T n-2 )>T m ;
Wherein T is m Representing a defect identification threshold, K is a change rate early warning value, t x Is a time span threshold;
the verification module is used for verifying the detection result;
and the result return module is used for sending the operation result of the infrared detection circuit to the power distribution network master station after the operation verification is completed, wherein the power distribution network master station finishes the operation of the infrared detection circuit when receiving the operation result of the infrared detection circuit.
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