CN113297979A - Method and device for identifying heating state of power transmission wire connector - Google Patents

Method and device for identifying heating state of power transmission wire connector Download PDF

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Publication number
CN113297979A
CN113297979A CN202110583817.6A CN202110583817A CN113297979A CN 113297979 A CN113297979 A CN 113297979A CN 202110583817 A CN202110583817 A CN 202110583817A CN 113297979 A CN113297979 A CN 113297979A
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connector
image information
unit
analysis
acquisition
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汪溢
孙毅
冯善强
胡春潮
尤毅
曾杰
何英发
赵永强
王之纯
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China Southern Power Grid Power Technology Co Ltd
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China Southern Power Grid Power Technology Co Ltd
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00Arrangements for image or video recognition or understanding
    • G06V10/40Extraction of image or video features
    • G06V10/46Descriptors for shape, contour or point-related descriptors, e.g. scale invariant feature transform [SIFT] or bags of words [BoW]; Salient regional features
    • G06V10/462Salient features, e.g. scale invariant feature transforms [SIFT]

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  • General Physics & Mathematics (AREA)
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  • Theoretical Computer Science (AREA)
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  • Computer Vision & Pattern Recognition (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)

Abstract

The invention provides a method and a device for identifying the heating state of a power transmission wire connector, wherein the method is applied to a heating monitoring system, and the heating monitoring system comprises the following components: the device comprises a collecting unit, an analyzing unit and a remote transmission unit; the acquisition unit is connected with the analysis unit, and the analysis unit is connected with the remote transmission unit; the method comprises the following steps: the acquisition unit acquires real-time running information of a target power transmission wire connector; the analysis unit analyzes the real-time operation information to obtain an analysis result; and the remote transmission unit determines whether the target power transmission line connector needs to generate a warning result or not according to the analysis result and remotely transmits the warning result to a background end. Therefore, whether an output wire connector has an abnormal discovery state or not can be identified in time, and the installation of the power transmission line is ensured.

Description

Method and device for identifying heating state of power transmission wire connector
Technical Field
The invention relates to the technical field of electricians, in particular to a method and a device for identifying a heating state of a power transmission wire connector.
Background
Although the power transmission wire connector bears the key part of load current and plays an important role in electrical connection, the power transmission wire connector is easy to break down due to the continuous change of power load and operating environment, so that the power transmission is abnormal, and unnecessary personal injury and large-scale power failure accidents are caused.
In practical cases, the largest sign of the fault accident occurrence of the power transmission line connector is abnormal heating, but a relatively long time is elapsed from the heating to the accident occurrence, and the conventional detection method is difficult to find the abnormal discovery state of the power transmission line connector.
Disclosure of Invention
The invention provides a method and a device for identifying the heating state of an output electric wire connector, which are used for identifying whether the output electric wire connector has an abnormal discovery state or not in time.
In a first aspect, the present invention provides a method for identifying a heating state of a power transmission line connector, which is applied to a heating monitoring system, where the heating monitoring system includes: the device comprises a collecting unit, an analyzing unit and a remote transmission unit; the acquisition unit is connected with the analysis unit, and the analysis unit is connected with the remote transmission unit; the method comprises the following steps:
the acquisition unit acquires real-time running information of a target power transmission wire connector;
the analysis unit analyzes the real-time operation information to obtain an analysis result;
and the remote transmission unit determines whether the target power transmission line connector needs to generate a warning result or not according to the analysis result and remotely transmits the warning result to a background end.
Optionally, the real-time operation information includes: connector visible light image information, connector infrared image information and wire visible light image information; the acquisition unit includes: the system comprises a first acquisition subunit, a second acquisition subunit and a third acquisition subunit; the real-time running information of target power transmission line connector is gathered to the collection unit, includes:
the first acquisition subunit acquires connector visible light image information of the target transmission line connector and transmits the connector visible light image information to the analysis unit;
the second acquisition subunit acquires connector infrared image information of the target power transmission line connector and transmits the connector infrared image information to the analysis unit;
the third acquisition subunit acquires the wire visible light image information of the target transmission wire connector and transmits the wire visible light image information to the analysis unit.
Optionally, the analyzing unit analyzes the real-time operation information to obtain an analysis result, and includes:
performing feature extraction on the connector visible light image information, the connector infrared image information and the wire visible light image information to obtain extracted image information;
and analyzing the extracted image information to obtain an analysis result.
Optionally, the extracted image information includes: connector operating characteristic information, connector temperature data and transmission conductor operating characteristic information; the analysis results include: two types of exceptions and outcomes; analyzing the extracted image information to obtain an analysis result, wherein the analysis result comprises the following steps:
s41, respectively judging whether the connector operation characteristic information and the transmission conductor operation characteristic information have abnormal operation conditions; and the number of the first and second groups,
judging whether the connector temperature data exceeds a preset temperature interval or not; if yes, go to step S42; if not, executing step S43;
s42, recording the abnormal operation condition and/or the detailed information corresponding to the condition exceeding the preset temperature interval, and summarizing the detailed information into an analysis result with abnormal type;
and S43, determining that the target power transmission line connector operates normally, and generating an analysis result with a normal type.
Optionally, the remote transmitting unit determines whether the target power transmission line connector needs to generate a warning result according to the analysis result and transmits the warning result to the background end, including:
judging whether the type of the analysis result is abnormal or not;
if not, no warning result needs to be generated;
if so, judging whether a physical fault of the body and/or an abnormal heating point and/or an abnormal current increasing factor exist in the analysis result; and if so, generating the warning result and transmitting the warning result to the background end.
In a second aspect, the present invention further provides a device for identifying a heating state of a power transmission line connector, which is applied to a heating monitoring system, where the heating monitoring system includes: the device comprises a collecting unit, an analyzing unit and a remote transmission unit; the acquisition unit is connected with the analysis unit, and the analysis unit is connected with the remote transmission unit; the method comprises the following steps:
the acquisition module is used for acquiring real-time running information of the target power transmission line connector through the acquisition unit;
the analysis module is used for analyzing the real-time operation information through the analysis unit to obtain an analysis result;
and the judgment module is used for determining whether the target transmission line connector needs to generate a warning result or not according to the analysis result through the remote transmission unit and remotely transmitting the warning result to the background end.
Optionally, the real-time operation information includes: connector visible light image information, connector infrared image information and wire visible light image information; the acquisition unit includes: the system comprises a first acquisition subunit, a second acquisition subunit and a third acquisition subunit; the acquisition module comprises:
the first acquisition submodule is used for acquiring the connector visible light image information of the target transmission line connector through the first acquisition submodule and transmitting the connector visible light image information to the analysis unit;
the second acquisition sub-module is used for acquiring connector infrared image information of the target transmission line connector through the second acquisition sub-unit and transmitting the connector infrared image information to the analysis unit;
and the third acquisition submodule is used for acquiring the visible light image information of the lead of the target transmission lead connector through the third acquisition subunit and transmitting the visible light image information to the analysis unit.
Optionally, the analysis module comprises:
the extraction submodule is used for carrying out feature extraction on the connector visible light image information, the connector infrared image information and the lead visible light image information to obtain extracted image information;
and the analysis submodule is used for analyzing the extracted image information to obtain an analysis result.
Optionally, the extracted image information includes: connector operating characteristic information, connector temperature data and transmission conductor operating characteristic information; the analysis results include: two types of exceptions and outcomes; the analysis submodule includes:
the judging module is used for respectively judging whether the connector operation characteristic information and the transmission conductor operation characteristic information have abnormal operation conditions; judging whether the connector temperature data exceeds a preset temperature interval or not; if yes, executing the recording module; if not, executing the generating module;
the recording module is used for recording the abnormal operation condition and/or the detailed information corresponding to the condition exceeding the preset temperature interval and summarizing the detailed information into an analysis result with abnormal type;
the generation module is used for determining that the target power transmission line connector operates normally and generating an analysis result with a normal type.
Optionally, the determining module includes:
the judgment submodule is used for judging whether the type of the analysis result is abnormal or not; if not, no warning result needs to be generated; if so, judging whether a physical fault of the body and/or an abnormal heating point and/or an abnormal current increasing factor exist in the analysis result; and if so, generating the warning result and transmitting the warning result to the background end.
According to the technical scheme, the invention has the following advantages:
the invention provides a method and a device for identifying the heating state of a power transmission wire connector, which are applied to a heating monitoring system, wherein the heating monitoring system comprises: the device comprises a collecting unit, an analyzing unit and a remote transmission unit; the acquisition unit is connected with the analysis unit, and the analysis unit is connected with the remote transmission unit; the method comprises the following steps: the acquisition unit acquires real-time running information of a target power transmission wire connector; the analysis unit analyzes the real-time operation information to obtain an analysis result; and the remote transmission unit determines whether the target power transmission line connector needs to generate a warning result or not according to the analysis result and remotely transmits the warning result to a background end. Therefore, whether an output wire connector has an abnormal discovery state or not can be identified in time, and the installation of the power transmission line is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts;
fig. 1 is a flowchart illustrating a first step of a method for identifying a heating state of a power transmission line connector according to a first embodiment of the present invention;
fig. 2 is a heating detection system according to a first embodiment of a method for identifying a heating state of a power transmission line connector according to the present invention;
FIG. 3 is a flowchart illustrating a second step of identifying a heating status of a power transmission line connector according to an embodiment of the present invention;
FIG. 4 is a flowchart illustrating sub-steps of an alternative embodiment of step S205;
fig. 5 is a block diagram of an embodiment of an apparatus for identifying a heating state of a power transmission line connector according to the present invention.
Detailed Description
The embodiment of the invention provides a method and a device for identifying a heating state of an output wire connector, which are used for identifying whether the output wire connector has an abnormal discovery state or not in time.
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In a first embodiment, referring to fig. 1 and fig. 2, fig. 1 is a flowchart illustrating a first step of a first method for identifying a heating state of a power transmission line connector according to the present invention, and fig. 2 is a heating detection system according to a first method for identifying a heating state of a power transmission line connector according to the present invention, the method being applied to a heating monitoring system, the heating monitoring system comprising: the device comprises a collecting unit 1, an analyzing unit 2 and a remote transmitting unit 3; the acquisition unit 1 is connected with the analysis unit 2, and the analysis unit 2 is connected with the remote transmission unit 3; the method specifically comprises the following steps:
s101, the acquisition unit 1 acquires real-time running information of a target power transmission line connector;
s102, the analysis unit 2 analyzes the real-time running information to obtain an analysis result;
and S103, the remote transmission unit 3 determines whether the target transmission line connector needs to generate a warning result according to the analysis result and remotely transmits the warning result to a background end.
The embodiment of the invention provides a method for identifying the heating state of a power transmission wire connector, which is applied to a heating monitoring system, wherein the heating monitoring system comprises: the device comprises a collecting unit 1, an analyzing unit 2 and a remote transmitting unit 3; the acquisition unit 1 is connected with the analysis unit 2, and the analysis unit 2 is connected with the remote transmission unit 3; the method comprises the following steps: the acquisition unit 1 acquires real-time running information of a target power transmission wire connector; the analysis unit 2 analyzes the real-time operation information to obtain an analysis result; and the remote transmission unit 3 determines whether the target transmission line connector needs to generate a warning result according to the analysis result and remotely transmits the warning result to a background end. Therefore, whether an output wire connector has an abnormal discovery state or not can be identified in time, and the installation of the power transmission line is ensured.
In a second embodiment, referring to fig. 3, fig. 3 is a flowchart illustrating a second step of identifying a heating state of a power transmission line connector according to a second embodiment of the present invention, and the second step is applied to a heating monitoring system, where the heating monitoring system includes: the device comprises a collecting unit, an analyzing unit and a remote transmission unit; the acquisition unit is connected with the analysis unit, and the analysis unit is connected with the remote transmission unit; the acquisition unit includes: the system comprises a first acquisition subunit, a second acquisition subunit and a third acquisition subunit; the method specifically comprises the following steps:
s201, the first acquisition subunit acquires connector visible light image information of the target transmission line connector and transmits the connector visible light image information to the analysis unit;
s202, the second acquisition subunit acquires connector infrared image information of the target power transmission line connector and transmits the connector infrared image information to the analysis unit;
s203, the third acquisition subunit acquires the wire visible light image information of the target transmission wire connector and transmits the wire visible light image information to the analysis unit;
in a particular implementation, the acquisition unit comprises: the first acquisition subunit, the second acquisition subunit and the third acquisition subunit are used for respectively acquiring the body image, the infrared image and the abnormal line contact information of the transmission conductor connector, namely the visible light image information of the connector, the infrared image information of the connector and the visible light image information of the conductor.
S204, performing feature extraction on the connector visible light image information, the connector infrared image information and the wire visible light image information to obtain extracted image information; the extracted image information includes: connector operating characteristic information, connector temperature data and transmission conductor operating characteristic information;
s205, analyzing the extracted image information to obtain an analysis result; the analysis results include: two types of exceptions and outcomes;
in a specific implementation, the analysis unit may configure different recognition models and algorithms in a pre-established analysis resource pool, perform analysis and judgment on the collected connector visible light image information, the connector infrared image information, and the wire visible light image information, and generate an analysis result.
Referring to fig. 4, fig. 4 is a flowchart illustrating sub-steps of an alternative embodiment of step S205, in an alternative embodiment, analyzing the extracted image information to obtain an analysis result, including:
s41, respectively judging whether the connector operation characteristic information and the transmission conductor operation characteristic information have abnormal operation conditions; and the number of the first and second groups,
judging whether the connector temperature data exceeds a preset temperature interval or not; if yes, go to step S42; if not, executing step S43;
s42, recording the abnormal operation condition and/or the detailed information corresponding to the condition exceeding the preset temperature interval, and summarizing the detailed information into an analysis result with abnormal type;
and S43, determining that the target power transmission line connector operates normally, and generating an analysis result with a normal type.
In a specific implementation, the analysis unit may configure different recognition models and algorithms in a pre-established analysis resource pool, perform analysis and judgment on the collected connector visible light image information, the connector infrared image information, and the wire visible light image information, and generate an analysis result.
S206, judging whether the type of the analysis result is abnormal or not; if not, no warning result needs to be generated; if so, judging whether a physical fault of the body and/or an abnormal heating point and/or an abnormal current increasing factor exist in the analysis result; and if so, generating the warning result and transmitting the warning result to the background end.
The embodiment of the invention provides a method for identifying the heating state of a power transmission wire connector, which is applied to a heating monitoring system, wherein the heating monitoring system comprises: the device comprises a collecting unit, an analyzing unit and a remote transmission unit; the acquisition unit is connected with the analysis unit, and the analysis unit is connected with the remote transmission unit; the method comprises the following steps: the acquisition unit acquires real-time running information of a target power transmission wire connector; the analysis unit analyzes the real-time operation information to obtain an analysis result; and the remote transmission unit determines whether the target power transmission line connector needs to generate a warning result or not according to the analysis result and remotely transmits the warning result to a background end. Therefore, whether an output wire connector has an abnormal discovery state or not can be identified in time, and the installation of the power transmission line is ensured.
Referring to fig. 5, a block diagram of an embodiment of an apparatus for identifying a heating state of a power transmission line connector is shown, and the apparatus is applied to a heating monitoring system, where the heating monitoring system includes: the device comprises a collecting unit, an analyzing unit and a remote transmission unit; the acquisition unit is connected with the analysis unit, and the analysis unit is connected with the remote transmission unit; the method comprises the following steps:
the acquisition module 101 is used for acquiring real-time running information of the target power transmission line connector through the acquisition unit;
the analysis module 102 is configured to analyze the real-time operation information through the analysis unit to obtain an analysis result;
and the judging module 103 is configured to determine whether the target power transmission line connector needs to generate a warning result according to the analysis result by the remote transmission unit and remotely transmit the warning result to the background end.
In an alternative embodiment, the calculation module 102 includes:
the calculating submodule is used for calculating DCT mean values and hash values of all the tile images in the tile image set;
and the Hash code determining submodule is used for sequentially determining the Hash codes of all the picture images in the tile image set according to the size relation between the DCT mean value and the Hash value.
In an optional embodiment, the real-time operation information includes: connector visible light image information, connector infrared image information and wire visible light image information; the acquisition unit includes: the system comprises a first acquisition subunit, a second acquisition subunit and a third acquisition subunit; the acquisition module 101 includes:
the first acquisition submodule is used for acquiring the connector visible light image information of the target transmission line connector through the first acquisition submodule and transmitting the connector visible light image information to the analysis unit;
the second acquisition sub-module is used for acquiring connector infrared image information of the target transmission line connector through the second acquisition sub-unit and transmitting the connector infrared image information to the analysis unit;
and the third acquisition submodule is used for acquiring the visible light image information of the lead of the target transmission lead connector through the third acquisition subunit and transmitting the visible light image information to the analysis unit.
In an alternative embodiment, the analysis module 102 comprises:
the extraction submodule is used for carrying out feature extraction on the connector visible light image information, the connector infrared image information and the lead visible light image information to obtain extracted image information;
and the analysis submodule is used for analyzing the extracted image information to obtain an analysis result.
In an alternative embodiment, the extracted image information includes: connector operating characteristic information, connector temperature data and transmission conductor operating characteristic information; the analysis results include: two types of exceptions and outcomes; the analysis submodule includes:
the judging module is used for respectively judging whether the connector operation characteristic information and the transmission conductor operation characteristic information have abnormal operation conditions; judging whether the connector temperature data exceeds a preset temperature interval or not; if yes, executing the recording module; if not, executing the generating module;
the recording module is used for recording the abnormal operation condition and/or the detailed information corresponding to the condition exceeding the preset temperature interval and summarizing the detailed information into an analysis result with abnormal type;
the generation module is used for determining that the target power transmission line connector operates normally and generating an analysis result with a normal type.
In an optional embodiment, the determining module includes:
the judgment submodule is used for judging whether the type of the analysis result is abnormal or not; if not, no warning result needs to be generated; if so, judging whether a physical fault of the body and/or an abnormal heating point and/or an abnormal current increasing factor exist in the analysis result; and if so, generating the warning result and transmitting the warning result to the background end.
An embodiment of the present invention further provides an electronic device, which includes a memory and a processor, where the memory stores a computer program, and when the computer program is executed by the processor, the processor executes the steps of the method for identifying a heating state of a power transmission line connector according to any of the above embodiments.
The embodiment of the present invention further provides a computer-readable storage medium, on which a computer program is stored, where the computer program, when executed by the processor, implements the method for identifying the heating state of the transmission cable connector according to any one of the above embodiments.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working process of the apparatus described above may refer to the corresponding process in the foregoing method embodiment, and is not described herein again.
In the embodiments provided in the present invention, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (10)

1. A method for identifying the heating state of a transmission wire connector is applied to a heating monitoring system, and the heating monitoring system comprises: the device comprises a collecting unit, an analyzing unit and a remote transmission unit; the acquisition unit is connected with the analysis unit, and the analysis unit is connected with the remote transmission unit; the method comprises the following steps:
the acquisition unit acquires real-time running information of a target power transmission wire connector;
the analysis unit analyzes the real-time operation information to obtain an analysis result;
and the remote transmission unit determines whether the target power transmission line connector needs to generate a warning result or not according to the analysis result and remotely transmits the warning result to a background end.
2. The method for identifying a heating status of a power transmission wire connector according to claim 1, wherein the real-time operation information includes: connector visible light image information, connector infrared image information and wire visible light image information; the acquisition unit includes: the system comprises a first acquisition subunit, a second acquisition subunit and a third acquisition subunit; the real-time running information of target power transmission line connector is gathered to the collection unit, includes:
the first acquisition subunit acquires connector visible light image information of the target transmission line connector and transmits the connector visible light image information to the analysis unit;
the second acquisition subunit acquires connector infrared image information of the target power transmission line connector and transmits the connector infrared image information to the analysis unit;
the third acquisition subunit acquires the wire visible light image information of the target transmission wire connector and transmits the wire visible light image information to the analysis unit.
3. The method for recognizing the heating state of the power transmission wire connector according to claim 2, wherein the analyzing unit analyzes the real-time operation information to obtain an analysis result, and the method comprises the following steps:
performing feature extraction on the connector visible light image information, the connector infrared image information and the wire visible light image information to obtain extracted image information;
and analyzing the extracted image information to obtain an analysis result.
4. The method of claim 3, wherein the extracted image information comprises: connector operating characteristic information, connector temperature data and transmission conductor operating characteristic information; the analysis results include: two types of exceptions and outcomes; analyzing the extracted image information to obtain an analysis result, wherein the analysis result comprises the following steps:
s41, respectively judging whether the connector operation characteristic information and the transmission conductor operation characteristic information have abnormal operation conditions; and the number of the first and second groups,
judging whether the connector temperature data exceeds a preset temperature interval or not; if yes, go to step S42; if not, executing step S43;
s42, recording the abnormal operation condition and/or the detailed information corresponding to the condition exceeding the preset temperature interval, and summarizing the detailed information into an analysis result with abnormal type;
and S43, determining that the target power transmission line connector operates normally, and generating an analysis result with a normal type.
5. The method for identifying the heating state of the transmission wire connector according to any one of claims 1 to 4, wherein the remote transmission unit determines whether the target transmission wire connector needs to generate a warning result and remotely transmits the warning result to a background terminal according to the analysis result, and the method comprises the following steps:
judging whether the type of the analysis result is abnormal or not;
if not, no warning result needs to be generated;
if so, judging whether a physical fault of the body and/or an abnormal heating point and/or an abnormal current increasing factor exist in the analysis result; and if so, generating the warning result and transmitting the warning result to the background end.
6. The utility model provides an identification means of transmission electric wire connector heating state which characterized in that is applied to the monitoring system that generates heat, the monitoring system that generates heat includes: the device comprises a collecting unit, an analyzing unit and a remote transmission unit; the acquisition unit is connected with the analysis unit, and the analysis unit is connected with the remote transmission unit; the method comprises the following steps:
the acquisition module is used for acquiring real-time running information of the target power transmission line connector through the acquisition unit;
the analysis module is used for analyzing the real-time operation information through the analysis unit to obtain an analysis result;
and the judgment module is used for determining whether the target transmission line connector needs to generate a warning result or not according to the analysis result through the remote transmission unit and remotely transmitting the warning result to the background end.
7. The apparatus for recognizing a heating status of a power transmission wire connector according to claim 6, wherein the real-time operation information includes: connector visible light image information, connector infrared image information and wire visible light image information; the acquisition unit includes: the system comprises a first acquisition subunit, a second acquisition subunit and a third acquisition subunit; the acquisition module comprises:
the first acquisition submodule is used for acquiring the connector visible light image information of the target transmission line connector through the first acquisition submodule and transmitting the connector visible light image information to the analysis unit;
the second acquisition sub-module is used for acquiring connector infrared image information of the target transmission line connector through the second acquisition sub-unit and transmitting the connector infrared image information to the analysis unit;
and the third acquisition submodule is used for acquiring the visible light image information of the lead of the target transmission lead connector through the third acquisition subunit and transmitting the visible light image information to the analysis unit.
8. The device for identifying the heating status of the power transmission wire connector according to claim 7, wherein the analysis module comprises:
the extraction submodule is used for carrying out feature extraction on the connector visible light image information, the connector infrared image information and the lead visible light image information to obtain extracted image information;
and the analysis submodule is used for analyzing the extracted image information to obtain an analysis result.
9. The apparatus according to claim 8, wherein the extracted image information comprises: connector operating characteristic information, connector temperature data and transmission conductor operating characteristic information; the analysis results include: two types of exceptions and outcomes; the analysis submodule includes:
the judging module is used for respectively judging whether the connector operation characteristic information and the transmission conductor operation characteristic information have abnormal operation conditions; judging whether the connector temperature data exceeds a preset temperature interval or not; if yes, executing the recording module; if not, executing the generating module;
the recording module is used for recording the abnormal operation condition and/or the detailed information corresponding to the condition exceeding the preset temperature interval and summarizing the detailed information into an analysis result with abnormal type;
the generation module is used for determining that the target power transmission line connector operates normally and generating an analysis result with a normal type.
10. The apparatus for recognizing the heat generation state of the power transmission line connector according to any one of claims 6 to 9, wherein the judging module comprises:
the judgment submodule is used for judging whether the type of the analysis result is abnormal or not; if not, no warning result needs to be generated; if so, judging whether a physical fault of the body and/or an abnormal heating point and/or an abnormal current increasing factor exist in the analysis result; and if so, generating the warning result and transmitting the warning result to the background end.
CN202110583817.6A 2021-05-27 2021-05-27 Method and device for identifying heating state of power transmission wire connector Pending CN113297979A (en)

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Application publication date: 20210824