CN109186776A - Detection method, device and the detection device of transmission line of electricity wire clamp fever - Google Patents

Detection method, device and the detection device of transmission line of electricity wire clamp fever Download PDF

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Publication number
CN109186776A
CN109186776A CN201811051295.XA CN201811051295A CN109186776A CN 109186776 A CN109186776 A CN 109186776A CN 201811051295 A CN201811051295 A CN 201811051295A CN 109186776 A CN109186776 A CN 109186776A
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CN
China
Prior art keywords
transmission line
electricity
wire clamp
temperature
rated current
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Pending
Application number
CN201811051295.XA
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Chinese (zh)
Inventor
董选昌
刘智勇
李艳飞
曲烽瑞
张耿斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou Power Supply Bureau of Guangdong Power Grid Co Ltd
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Guangzhou Power Supply Bureau Co Ltd
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Application filed by Guangzhou Power Supply Bureau Co Ltd filed Critical Guangzhou Power Supply Bureau Co Ltd
Priority to CN201811051295.XA priority Critical patent/CN109186776A/en
Publication of CN109186776A publication Critical patent/CN109186776A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/0096Radiation pyrometry, e.g. infrared or optical thermometry for measuring wires, electrical contacts or electronic systems

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Electric Cable Installation (AREA)

Abstract

This application involves detection method, device and the detection devices of a kind of fever of transmission line of electricity wire clamp.The described method includes: applying rated current to transmission line of electricity, which is electric current required for the transmission line of electricity full load;Determine the rated temperature that the transmission line of electricity reaches under conditions of inputting the rated current;Detect the actual temperature that the transmission line of electricity reaches under conditions of inputting the rated current;Wire clamp heat generating spot is determined by comparing the size of the rated temperature and the actual temperature.Wire clamp heat generating spot can rapidly be found using this method, scent a hidden danger wire clamp, can also be used as the new method whether new line cable clip bolt fastens.

Description

Detection method, device and the detection device of transmission line of electricity wire clamp fever
Technical field
This application involves transmission line of electricity technical field, the detection method generated heat more particularly to a kind of transmission line of electricity wire clamp, Device and the detection device of transmission line of electricity wire clamp fever.
Background technique
With economic development, the transmission line of electricity year that puts into operation gradually increases, equipment gradually aging.Especially transmission line of electricity is in room Outside, after longtime running, strain insulator connecting clip is bolted position and is easy to happen loosening, increases wire clamp contact resistance, leads to electric current It flows through wire clamp and generates local pyrexia phenomenon, wire clamp overheat can seriously damage connection gold utensil, and then cause transmission line of electricity and event occurs Barrier.
At present detection method be staff during the work time, using thermal infrared imager by Ji Ta detect, if it find that Abnormal point, then tracking measurement and defect elimination.But since the electric current of current power transmission route day-to-day operation is much smaller than its rated current-carrying capacity, In daily infrared inspection process, be difficult to find heat generating spot, once but this line load increase, temperature increases immediately, but It is that may cause major accident due to not measuring in time.
Summary of the invention
Based on this, it is necessary in view of the above technical problems, provide a kind of power transmission line that can be quickly detected and loosen wire clamp Detection method, device and the detection device of transmission line of electricity wire clamp fever of route folder fever.
A kind of detection method of transmission line of electricity wire clamp fever, this method comprises:
Rated current is applied to transmission line of electricity, which is electric current required for the transmission line of electricity full load;
Determine the rated temperature that the transmission line of electricity reaches under conditions of inputting the rated current;
Detect the actual temperature that the transmission line of electricity reaches under conditions of inputting the rated current;
Wire clamp heat generating spot is determined by comparing the size of the rated temperature and the actual temperature.
This includes: to the step of transmission line of electricity application rated current in one of the embodiments,
The rated current is applied to the transmission line of electricity by flowing up equipment.
The up-flow equipment includes: in one of the embodiments,
The direct current or exchange up-flow power supply being mounted on inside substation;Or
Mobile direct current or exchange up-flow power supply.
The reality that the detection transmission line of electricity reaches under conditions of inputting the rated current in one of the embodiments, The step of temperature includes:
Infrared measurement of temperature is carried out to the transmission line of electricity by unmanned plane.
In one of the embodiments, before the step of this applies rated current to transmission line of electricity, this method further include:
When route overall length is greater than preset value, which is divided into several segments;
Every section of route is determined as the transmission line of electricity, and the rated current is applied to the transmission line of electricity.
The step of every section of route is determined as the transmission line of electricity by this in one of the embodiments, include:
By wherein two conductor in parallel in three conducting wires of every section of route, then the circuit to be formed of connecting with another conducting wire It is determined as the transmission line of electricity.
A kind of detection device of transmission line of electricity wire clamp fever, the device include:
Electric current applies module, and for applying rated current to transmission line of electricity, which is the transmission line of electricity full load Required electric current;
Temperature determination module, the specified temperature reached under conditions of inputting the rated current for determining the transmission line of electricity Degree;
Temperature detecting module, the practical temperature reached under conditions of inputting the rated current for detecting the transmission line of electricity Degree;
Heat generating spot determining module, for determining that wire clamp generates heat by comparing the size of the rated temperature and the actual temperature Point.
The device in one of the embodiments, further include:
Segmentation module, for when route overall length is greater than preset value, which to be divided into several segments;
Transmission line of electricity determining module, for every section of route to be determined as the transmission line of electricity, and applying to the transmission line of electricity should Rated current.
The temperature detecting module is specifically used in one of the embodiments:
Infrared measurement of temperature is carried out to the transmission line of electricity by unmanned plane.
A kind of detection device of transmission line of electricity wire clamp fever, including memory, processor and storage are on a memory and can The computer program run on a processor, when the processor executes the computer program, the transmission line of electricity wire clamp hair The detection device of heat performs the steps of
Rated current is applied to transmission line of electricity, which is electric current required for the transmission line of electricity full load;
Determine the rated temperature that the transmission line of electricity reaches under conditions of inputting the rated current;
Detect the actual temperature that the transmission line of electricity reaches under conditions of inputting the rated current;
Wire clamp heat generating spot is determined by comparing the size of the rated temperature and the actual temperature.
Detection method, device and the detection device of transmission line of electricity wire clamp fever of above-mentioned transmission line of electricity wire clamp fever, pass through Apply rated current to one section of transmission line of electricity, until its rated current-carrying capacity, so that completely issuing joule under rated current effect Heat makes conducting wire reach rated temperature, while testing staff being arranged completely to carry out temperature detection to the transmission line of electricity, can it is obvious, Rapidly find wire clamp heat generating spot, scent a hidden danger wire clamp.Method provided in this embodiment compares conventional method, it can be found that conventional It is not easy the fever wire clamp hidden danger being found, can disposably exclude all fronts hidden danger, since the cable clip bolt connection position of loosening can make Wire clamp contact resistance increases, and causes electric current to flow through wire clamp and generates hot-spot phenomenon, can also be by this principle as new line route The new method whether folder bolt fastens.
Detailed description of the invention
Fig. 1 is the applied environment figure of the detection method of transmission line of electricity wire clamp fever in one embodiment;
Fig. 2 is the applied environment figure of the detection method of transmission line of electricity wire clamp fever in another embodiment;
Fig. 3 is the flow diagram of the detection method of transmission line of electricity wire clamp fever in one embodiment;
Fig. 4 is the structural block diagram of the detection device of transmission line of electricity wire clamp fever in one embodiment;
Fig. 5 is the internal structure chart of the detection device of transmission line of electricity wire clamp fever in one embodiment.
Wherein, component representated by the label in attached drawing is as follows:
1, generator car;2, fairing;3, device is flowed up;4, transformer.
Specific embodiment
It is with reference to the accompanying drawings and embodiments, right in order to which the objects, technical solutions and advantages of the application are more clearly understood The application is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the application, not For limiting the application.
The detection method of transmission line of electricity wire clamp fever provided by the present application, can be applied to application as shown in Figure 1 or 2 In environment.Wherein, generator car 1 or transformer 4 are electrically connected with fairing 2, and fairing is electrically connected with up-flow device 3, are passed through Electric current after fairing 2 rectifies flows into up-flow device 3, and up-flow device 3 is electrically connected with transmission line of electricity, so that up-flow device output Rated current flow into transmission line of electricity.
In one embodiment, as shown in figure 3, a kind of detection method of transmission line of electricity wire clamp fever is provided, with the party Method is applied to be illustrated for the detection device of the transmission line of electricity wire clamp fever in Fig. 1 or Fig. 2, comprising the following steps:
Step 101, rated current is applied to transmission line of electricity, which is electricity required for the transmission line of electricity full load Stream.
Wherein, the rated current in the step indicates that transmission line of electricity reaches required electric current when full load condition, this is specified The numerical value of electric current is obtained by calculation, and can calculate the rated current by counter circuit resistance.
Equipment can be flowed up by flowing up equipment, especially direct current in one of the embodiments, do not reached to daily The transmission line of electricity of rated current applies electric current, reaches rated current.
In other embodiments, direct current up-flow device by ac power supply system, rectifier transformer, silicon controlled rectification power source and The composition such as Control protection system, these devices can be placed on truck and move with vehicle, thus any section in achievable overhead transmission line Wire clamp generate heat detection.
Step 102, the rated temperature that the transmission line of electricity reaches under conditions of inputting the rated current is determined.
In this embodiment, the rated temperature in the step can be calculated by Joule's law, be obtained by calculation Loop resistance and rated current determine the rated temperature.
Step 103, the actual temperature that the transmission line of electricity reaches under conditions of inputting the rated current is detected.
It can use unmanned plane in one of the embodiments, and infrared measurement of temperature completely carried out to transmission line of electricity, detect this The actual temperature that transmission line of electricity reaches under conditions of inputting the rated current.
Step S104 determines wire clamp heat generating spot by comparing the size of the rated temperature and the actual temperature.
Heat, heat are generated under high current (rated current) effect due to transmission line of electricity in one of the embodiments, Increase with resistance and increase, since the wire clamp contact resistance with hidden danger is larger, fever is obvious, and testing staff uses infrared heat As instrument can be easy to measure hidden danger situation.
In the detection method of above-mentioned transmission line of electricity wire clamp fever, by applying rated current to one section of transmission line of electricity, until its Rated current-carrying capacity makes conducting wire reach rated temperature, while arranging to examine so that completely issuing Joule heat under rated current effect Survey personnel completely carry out temperature detection to the transmission line of electricity, can obviously, rapidly find wire clamp heat generating spot, scent a hidden danger line Folder.Method provided in this embodiment compares conventional method, it can be found that conventional be not easy the fever wire clamp hidden danger being found, it can be primary Property exclude all fronts hidden danger, due to the cable clip bolt connection position of loosening can make wire clamp contact resistance increase, cause electric current to flow through line Folder generates hot-spot phenomenon, the new method that whether can also be fastened by this principle as new line cable clip bolt.
The rated current can be applied to the transmission line of electricity by flowing up equipment in one of the embodiments,.
The up-flow equipment is by groups such as ac power supply system, rectifier transformer, silicon controlled rectification power source and Control protection systems At these devices can be placed in vehicle movement on truck, thus the wire clamp fever of any section detects in achievable overhead transmission line.
The up-flow equipment includes: in one of the embodiments,
The direct current or exchange up-flow power supply being mounted on inside substation;Or
Mobile direct current or exchange up-flow power supply.
Two kinds of up-flows equipment provided in this embodiment can select one of which according to actual use environment, be mounted on change Up-flow equipment inside power station is suitable for the case where transmission line of electricity will not often change, and mobile up-flow equipment is suitable for detection The transmission line of electricity of diverse geographic location.
The step of actual temperature that the detection transmission line of electricity reaches under conditions of inputting the rated current includes:
Infrared measurement of temperature is carried out to the transmission line of electricity by unmanned plane.
Due to the space length and controllability of unmanned plane work, by unmanned plane to this in the scheme which provides It is more convenient to the temperature detection of transmission line of electricity, safer that transmission line of electricity progress infrared measurement of temperature makes.Testing staff only needs Temperature detection can be carried out to transmission line of electricity by manipulating unmanned plane, reduce the work difficulty of testing staff.
Before the step of this applies rated current to transmission line of electricity in one of the embodiments, this method further include:
When route overall length is greater than preset value, which is divided into several segments;
Every section of route is determined as the transmission line of electricity, and the rated current is applied to the transmission line of electricity.
In this embodiment, which for example can be 60km.
Since route is longer, up-flow place capacity is limited, can be using the method segmentation detection line route folder fever of segmentation Situation, if the route of 60km, is segmented into 2-3 sections, up-flow detection paragraph by paragraph.
The step of every section of route is determined as the transmission line of electricity by this in one of the embodiments, include:
By wherein two conductor in parallel in three conducting wires of every section of route, then the circuit to be formed of connecting with another conducting wire It is determined as the transmission line of electricity.
As shown in Figure 1 or 2, A, B, C in figure indicate three conducting wires.
In other embodiments, it can also be formed into a loop with two lines road, be detected one by one.
It should be understood that although each step in the flow chart of Fig. 3 is successively shown according to the instruction of arrow, this A little steps are not that the inevitable sequence according to arrow instruction successively executes.Unless expressly state otherwise herein, these steps It executes there is no the limitation of stringent sequence, these steps can execute in other order.Moreover, at least part in Fig. 3 Step may include that perhaps these sub-steps of multiple stages or stage are executed in synchronization to multiple sub-steps It completes, but can execute at different times, the execution sequence in these sub-steps or stage, which is also not necessarily, successively to be carried out, But it can be executed in turn or alternately at least part of the sub-step or stage of other steps or other steps.
In one embodiment, as shown in figure 4, providing a kind of detection device 100 of transmission line of electricity wire clamp fever, packet Include: electric current applies module, temperature determination module, temperature detecting module and heat generating spot determining module, in which:
Electric current applies module 11, and for applying rated current to transmission line of electricity, the rated current is fully loaded for the transmission line of electricity When required electric current;
Temperature determination module 12, the specified temperature reached under conditions of inputting the rated current for determining the transmission line of electricity Degree;
Temperature detecting module 13, the practical temperature reached under conditions of inputting the rated current for detecting the transmission line of electricity Degree;
Heat generating spot determining module 14, for determining that wire clamp generates heat by comparing the size of the rated temperature and the actual temperature Point.
The electric current applies module 11 and is also used to apply the transmission line of electricity by up-flow equipment in one of the embodiments, The rated current.
Up-flow equipment includes: the direct current or exchange up-flow power supply being mounted on inside substation in one of the embodiments,; Or mobile direct current or exchange up-flow power supply.
The temperature detecting module 13 is also used to carry out the transmission line of electricity by unmanned plane red in one of the embodiments, Outer thermometric.
The device in one of the embodiments, further include:
Segmentation module, for when route overall length is greater than preset value, which to be divided into several segments;
Transmission line of electricity determining module, for every section of route to be determined as the transmission line of electricity, and applying to the transmission line of electricity should Rated current.
The transmission line of electricity determining module further includes circuit determination unit in one of the embodiments, is used for every section of line Wherein two conductor in parallel in three conducting wires on road, then the circuit to be formed of connecting with another conducting wire are determined as the power transmission line Road.
The specific restriction of detection device about the fever of transmission line of electricity wire clamp may refer to above for power transmission line route The restriction of the detection method of fever is pressed from both sides, details are not described herein.Each mould in the detection device of above-mentioned transmission line of electricity wire clamp fever Block can be realized fully or partially through software, hardware and combinations thereof.Above-mentioned each module can be embedded in the form of hardware or independence In processor in the detection device of transmission line of electricity wire clamp fever, it can also be stored in transmission line of electricity wire clamp hair in a software form In memory in the detection device of heat, the corresponding operation of the above modules is executed in order to which processor calls.
In one embodiment, a kind of detection device of transmission line of electricity wire clamp fever, transmission line of electricity wire clamp hair are provided The detection device of heat can be terminal, and internal structure chart can be as shown in Figure 5.The detection device of transmission line of electricity wire clamp fever Including processor, memory, output device, input unit and the detection device connected by system bus.Wherein, the power transmission line The processor of the detection device of route folder fever is for providing calculating and control ability.The detection of transmission line of electricity wire clamp fever is set Standby memory includes non-volatile memory medium, built-in storage.The non-volatile memory medium is stored with operating system and meter Calculation machine program.The built-in storage provides environment for the operation of operating system and computer program in non-volatile memory medium. The output device of transmission line of electricity wire clamp fever is used to export transmission line of electricity rated current, which generates heat defeated Enter device for inputting the rated current being calculated according to the actual loading of transmission line of electricity, the inspection which generates heat The detection device of measurement equipment is used to detect the actual temperature of transmission line of electricity, which can be with infrared temperature measuring function Unmanned plane.A kind of detection method of transmission line of electricity wire clamp fever is realized when the computer program is executed by processor.The transmission of electricity The output device of the detection device of route wire clamp fever can be mounted in direct current or exchange up-flow power supply inside substation, or Mobile direct current or exchange up-flow power supply, the input unit of the detection device of transmission line of electricity wire clamp fever can be display screen The touch layer of upper covering is also possible to key, trace ball or the touching being arranged on the detection device shell of transmission line of electricity wire clamp fever Plate is controlled, can also be external keyboard, Trackpad or mouse etc..
It will be understood by those skilled in the art that structure shown in Fig. 5, only part relevant to application scheme is tied The block diagram of structure does not constitute the restriction of the detection device for the transmission line of electricity wire clamp fever being applied thereon to application scheme, The detection device of specific transmission line of electricity wire clamp fever may include than more or fewer components shown in Fig. 5, or combination Certain components, or with different component layouts.
In one embodiment, a kind of detection device of transmission line of electricity wire clamp fever, including memory, processor are provided And the computer program that can be run on a memory and on a processor is stored, which executes described computer program When, the detection device of the transmission line of electricity wire clamp fever performs the steps of
Rated current is applied to transmission line of electricity, which is electric current required for the transmission line of electricity full load;
Determine the rated temperature that the transmission line of electricity reaches under conditions of inputting the rated current;
Detect the actual temperature that the transmission line of electricity reaches under conditions of inputting the rated current;
Wire clamp heat generating spot is determined by comparing the size of the rated temperature and the actual temperature.
In one embodiment, the detection device of transmission line of electricity wire clamp fever also performs the steps of
The rated current is applied to the transmission line of electricity by flowing up equipment.
In one embodiment, which includes: the direct current or exchange up-flow power supply being mounted on inside substation;Or Mobile direct current or exchange up-flow power supply.
In one embodiment, the detection device of transmission line of electricity wire clamp fever also performs the steps of
Infrared measurement of temperature is carried out to the transmission line of electricity by unmanned plane.
In one embodiment, the detection device of transmission line of electricity wire clamp fever also performs the steps of
When route overall length is greater than preset value, which is divided into several segments;
Every section of route is determined as the transmission line of electricity, and the rated current is applied to the transmission line of electricity.
In one embodiment, the detection device of transmission line of electricity wire clamp fever also performs the steps of
By wherein two conductor in parallel in three conducting wires of every section of route, then the circuit to be formed of connecting with another conducting wire It is determined as the transmission line of electricity.
It is that can pass through meter those of ordinary skill in the art will appreciate that realizing the part process in above-described embodiment method Calculation machine program is completed to instruct relevant hardware, and the computer program can be stored in a non-volatile computer and can be read In storage medium, the computer program is when being executed, it may include such as the process of the embodiment of above-mentioned each method.Wherein, the application To any reference of memory, storage, database or other media used in provided each embodiment, may each comprise non- Volatibility and/or volatile memory.Nonvolatile memory may include read-only memory (ROM), programming ROM (PROM), Electrically programmable ROM (EPROM), electrically erasable ROM (EEPROM) or flash memory.Volatile memory may include arbitrary access Memory (RAM) or external cache.By way of illustration and not limitation, RAM is available in many forms, such as static RAM (SRAM), dynamic ram (DRAM), synchronous dram (SDRAM), double data rate sdram (DDRSDRAM), enhanced SDRAM (ESDRAM), synchronization link (Synchlink) DRAM (SLDRAM), memory bus (Rambus) directly RAM (RDRAM), straight Connect memory bus dynamic ram (DRDRAM) and memory bus dynamic ram (RDRAM) etc..
Each technical characteristic of above embodiments can be combined arbitrarily, for simplicity of description, not to above-described embodiment In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance Shield all should be considered as described in this specification.
Above-described embodiment is based on current high current and flows up device, loads high current to transmission line of electricity, until line temperature reaches To rated value (full-load current value), then (unmanned plane is utilized) to transmission line of electricity and completely carries out infrared measurement of temperature, is scented a hidden danger in time Point forms transmission line of electricity fever testing standard to realize a kind of transmission line of electricity thermostabilization traditional test methods.This method can protect When card circuit switch is checked and accepted or under full load conditions, merely through one-time detection, all fronts hidden danger can be found and be excluded, is saved anti- It the multiple testing time, improves staff and patrols dimension efficiency, ensure that line security, strengthen transmission line of electricity reliability.
The several embodiments of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art It says, without departing from the concept of this application, various modifications and improvements can be made, these belong to the protection of the application Range.Therefore, the scope of protection shall be subject to the appended claims for the application patent.

Claims (10)

1. a kind of detection method of transmission line of electricity wire clamp fever, which comprises
Rated current is applied to transmission line of electricity, the rated current is electric current required for the transmission line of electricity full load;
Determine the rated temperature that the transmission line of electricity reaches under conditions of inputting the rated current;
Detect the actual temperature that the transmission line of electricity reaches under conditions of inputting the rated current;
Wire clamp heat generating spot is determined by comparing the size of the rated temperature and the actual temperature.
2. the method according to claim 1, wherein described the step of applying rated current to transmission line of electricity, wraps It includes:
The rated current is applied to the transmission line of electricity by up-flow equipment.
3. according to the method described in claim 2, it is characterized in that, the up-flow equipment includes:
The direct current or exchange up-flow power supply being mounted on inside substation;Or
Mobile direct current or exchange up-flow power supply.
4. the method according to claim 1, wherein the detection transmission line of electricity is inputting the specified electricity The step of actual temperature reached under conditions of stream includes:
Infrared measurement of temperature is carried out to the transmission line of electricity by unmanned plane.
5. the method according to claim 1, which is characterized in that described specified to transmission line of electricity application Before the step of electric current, the method also includes:
When route overall length is greater than preset value, the route overall length is divided into several segments;
Every section of route is determined as the transmission line of electricity, and the rated current is applied to the transmission line of electricity.
6. according to the method described in claim 5, it is characterized in that, the step that every section of route is determined as to the transmission line of electricity Suddenly include:
By wherein two conductor in parallel in three conducting wires of every section of route, then the circuit to be formed of connecting with another conducting wire determines For the transmission line of electricity.
7. a kind of detection device of transmission line of electricity wire clamp fever, which is characterized in that described device includes:
Electric current applies module, and for applying rated current to transmission line of electricity, the rated current is the transmission line of electricity full load Required electric current;
Temperature determination module, the specified temperature reached under conditions of inputting the rated current for determining the transmission line of electricity Degree;
Temperature detecting module, the practical temperature reached under conditions of inputting the rated current for detecting the transmission line of electricity Degree;
Heat generating spot determining module, for determining that wire clamp generates heat by comparing the size of the rated temperature and the actual temperature Point.
8. device according to claim 7, which is characterized in that described device further include:
Segmentation module, for when route overall length is greater than preset value, the route overall length to be divided into several segments;
Transmission line of electricity determining module for every section of route to be determined as the transmission line of electricity, and applies institute to the transmission line of electricity State rated current.
9. device according to claim 7 or 8, which is characterized in that the temperature detecting module is specifically used for:
Infrared measurement of temperature is carried out to the transmission line of electricity by unmanned plane.
10. a kind of detection device of transmission line of electricity wire clamp fever, including memory, processor and storage are on a memory and can be The computer program run on processor, which is characterized in that when the processor executes the computer program, the power transmission line The step of detection device of route folder fever realizes any one of claims 1 to 6 the method.
CN201811051295.XA 2018-09-10 2018-09-10 Detection method, device and the detection device of transmission line of electricity wire clamp fever Pending CN109186776A (en)

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CN112290451A (en) * 2020-10-23 2021-01-29 广东电网有限责任公司广州供电局 Power transmission line clamp heating detection cooling system and method
CN114252711A (en) * 2020-09-11 2022-03-29 深圳带路科技有限公司 Method and device for measuring current-carrying capacity of connector

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