CN204154852U - Transmission and distribution network fault location system - Google Patents
Transmission and distribution network fault location system Download PDFInfo
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- CN204154852U CN204154852U CN201420676047.5U CN201420676047U CN204154852U CN 204154852 U CN204154852 U CN 204154852U CN 201420676047 U CN201420676047 U CN 201420676047U CN 204154852 U CN204154852 U CN 204154852U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
- Y04S10/52—Outage or fault management, e.g. fault detection or location
Abstract
A kind of transmission and distribution network fault location system, relates to technical field of power systems, and what solve is the technical matters of monitoring transmission line of electricity.This system comprises locating terminal, and multiple ground connection harvester, multiple equipment harvester, multiple circuit harvester, multiple lightning arrester current collecting device; Described ground connection harvester is for gathering the main-transformer ground path current signal of transmission and distribution network, and described equipment harvester is for gathering voltage signal and the current signal of each controller switching equipment of transmission and distribution network; Described circuit harvester is for gathering the current signal of transmission and distribution network three phase line; Described lightning arrester current collecting device is for gathering the current signal of transmission and distribution network lightning arrester, and it is interconnected that each lightning arrester current collecting device and perimeter circuit harvester pass through radio communication mode; Described locating terminal and each ground connection harvester, each circuit harvester access same Ethernet.The system that the utility model provides, is applicable to monitoring and the localization of fault of transmission and distribution network.
Description
Technical field
The utility model relates to power system technology, particularly relates to a kind of technology of transmission and distribution network fault location system.
Background technology
In electric system, when transmission line of electricity breaks down, need to find out fault origination point in time and repair faulty line, to recover normal power supply.
Existing transmission line malfunction monitoring method is: on transmission line of electricity, arrange a monitoring node at interval of certain distance, and at each monitoring node, an accident indicator is installed, accident indicator is provided with indicator, when monitoring node is in normal transmission state, the normal look of indicator for displaying (such as white) of accident indicator, when belonging to monitoring node during part of path generation power transmission failure, the waming color (such as red) that the indicator for displaying of accident indicator is eye-catching, tour personnel judge the operating mode of part of path belonging to monitoring node by the color shown by the indicator of observing accident indicator.This transmission line malfunction monitoring method needs to drop into a large amount of manpower burst looking up the fault nodes, and the search efficiency of malfunctioning node is low, and searching of malfunctioning node is consuming time also longer, and after transmission line of electricity is broken down, accident impact is comparatively large, and power off time is longer.
Utility model content
For the defect existed in above-mentioned prior art, technical problem to be solved in the utility model is to provide one can improve malfunctioning node search efficiency, reduces malfunctioning node and searches the time, reduce the transmission and distribution network fault location system of the human input amount of looking up the fault.
In order to solve the problems of the technologies described above, a kind of transmission and distribution network fault location system provided by the utility model, it is characterized in that: comprise locating terminal, and multiple ground connection harvester, multiple equipment harvester, multiple circuit harvester, multiple lightning arrester current collecting device;
Described ground connection harvester comprises ground connection data processing module, and for gathering the ground current mutual inductor of current signal on ground path, for connecting the wireless communication module of Ethernet, ground connection data processing module is wherein interconnected by the wireless communication module of data line and this device, ground connection data processing module has data acquisition port, the output port of ground current mutual inductor receives the data acquisition port of this device ground connection data processing module, and the ground current mutual inductor of each ground connection harvester is arranged on each main-transformer ground path of transmission and distribution network respectively;
Described equipment harvester comprises device data processing module, radio-frequency communication module, and for the device current mutual inductor of collecting device line current signal, for connecting the wireless communication module of Ethernet, device data processing module is wherein interconnected by the wireless communication module of data line and this device, radio-frequency communication module is interconnected by the wireless communication module of data line and this device, device data processing module has voltage data and gathers port and current data collection port, the output port of device current mutual inductor receives the current data collection port of this appliance arrangement data processing module, the voltage data of the device data processing module of each equipment harvester gathers the voltage digital amount signal output port that port receives each controller switching equipment of transmission and distribution network respectively, the device current mutual inductor of each equipment harvester is arranged on the transformer output cable of each controller switching equipment of transmission and distribution network respectively,
Described circuit harvester comprises three-phase data processing module, radio-frequency communication module, and for gathering the threephase current transformer of three-phase line current signal, for connecting the wireless communication module of Ethernet, three-phase data processing module is wherein interconnected by the wireless communication module of data line and this device, radio-frequency communication module is interconnected by the wireless communication module of data line and this device, three-phase data processing module has data acquisition port, the output port of threephase current transformer receives the data acquisition port of this device three-phase data processing module, the threephase current transformer of each three-phase harvester is arranged on each three phase line of transmission and distribution network respectively,
Described lightning arrester current collecting device comprises lightning arrester data processing module, radio-frequency communication module, and for gathering the thunder-and lightning protection current transformer of lightning arrester current signal, lightning arrester data processing module is wherein interconnected by the radio-frequency communication module of data line and this device, lightning arrester data processing module has data acquisition port, the output port of thunder-and lightning protection current transformer receives the data acquisition port of this device lightning arrester data processing module, the thunder-and lightning protection current transformer of each lightning arrester current collecting device is arranged on the ground path of each lightning arrester of transmission and distribution network respectively, the radio-frequency communication module of each lightning arrester current collecting device is with its peripheral equipment harvester of radio communication mode wireless connections, the radio-frequency communication module of circuit harvester,
Described locating terminal access network based on ethernet network, the wireless communication module of the wireless communication module of each ground connection harvester, the wireless communication module of each equipment harvester and each circuit harvester, all with the Ethernet at communication access locating terminal place.
The transmission and distribution network fault location system that the utility model provides, at each ground path of transmission and distribution network, each controller switching equipment, each three phase line and each lightning arrester, harvester is set with each monitoring node operating mode of Real-time Collection, and be uploaded to locating terminal in real time by radio frequency and wireless ethernet network, locating terminal realizes localization of fault according to the source of image data, malfunctioning node search efficiency can be improved, reduce malfunctioning node and search the time, reduce the human input amount of looking up the fault.
Accompanying drawing explanation
Fig. 1 is the structural representation of the transmission and distribution network fault location system of the utility model embodiment;
Fig. 2 is the structural representation of the ground connection harvester in the transmission and distribution network fault location system of the utility model embodiment;
Fig. 3 is the structural representation of the equipment harvester in the transmission and distribution network fault location system of the utility model embodiment;
Fig. 4 is the structural representation of the circuit harvester in the transmission and distribution network fault location system of the utility model embodiment;
Fig. 5 is the structural representation of the lightning arrester current collecting device in the transmission and distribution network fault location system of the utility model embodiment.
Embodiment
Illustrate below in conjunction with accompanying drawing and be described in further detail embodiment of the present utility model, but the present embodiment is not limited to the utility model, every employing analog structure of the present utility model and similar change thereof, all should list protection domain of the present utility model in.
As Figure 1-Figure 5, a kind of transmission and distribution network fault location system that the utility model embodiment provides, it is characterized in that: comprise locating terminal, and multiple ground connection harvester, multiple equipment harvester, multiple circuit harvester, multiple lightning arrester current collecting device;
Described ground connection harvester comprises ground connection data processing module, and for gathering the ground current mutual inductor of current signal on ground path, for connecting the wireless communication module of Ethernet, ground connection data processing module is wherein interconnected by the wireless communication module of data line and this device, ground connection data processing module has data acquisition port, the output port of ground current mutual inductor receives the data acquisition port of this device ground connection data processing module, and the ground current mutual inductor of each ground connection harvester is arranged on each main-transformer ground path of transmission and distribution network respectively;
Described equipment harvester comprises device data processing module, radio-frequency communication module, and for the device current mutual inductor of collecting device line current signal, for connecting the wireless communication module of Ethernet, device data processing module is wherein interconnected by the wireless communication module of data line and this device, radio-frequency communication module is interconnected by the wireless communication module of data line and this device, device data processing module has voltage data and gathers port and current data collection port, the output port of device current mutual inductor receives the current data collection port of this appliance arrangement data processing module, the voltage data of the device data processing module of each equipment harvester gathers the voltage digital amount signal output port that port receives each controller switching equipment of transmission and distribution network respectively, the device current mutual inductor of each equipment harvester is arranged on the transformer output cable of each controller switching equipment of transmission and distribution network respectively,
Described circuit harvester comprises three-phase data processing module, radio-frequency communication module, and for gathering the threephase current transformer of three-phase line current signal, for connecting the wireless communication module of Ethernet, three-phase data processing module is wherein interconnected by the wireless communication module of data line and this device, radio-frequency communication module is interconnected by the wireless communication module of data line and this device, three-phase data processing module has data acquisition port, the output port of threephase current transformer receives the data acquisition port of this device three-phase data processing module, the threephase current transformer of each three-phase harvester is arranged on each three phase line of transmission and distribution network respectively,
Described lightning arrester current collecting device comprises lightning arrester data processing module, radio-frequency communication module, and for gathering the thunder-and lightning protection current transformer of lightning arrester current signal, lightning arrester data processing module is wherein interconnected by the radio-frequency communication module of data line and this device, lightning arrester data processing module has data acquisition port, the output port of thunder-and lightning protection current transformer receives the data acquisition port of this device lightning arrester data processing module, the thunder-and lightning protection current transformer of each lightning arrester current collecting device is arranged on the ground path of each lightning arrester of transmission and distribution network respectively, the radio-frequency communication module of each lightning arrester current collecting device is with its peripheral equipment harvester of radio communication mode wireless connections, the radio-frequency communication module of circuit harvester,
Described locating terminal access network based on ethernet network, the wireless communication module of the wireless communication module of each ground connection harvester, the wireless communication module of each equipment harvester and each circuit harvester, all with the Ethernet at communication access locating terminal place.
The principle of work of the transmission and distribution network fault location system of the utility model embodiment is as follows:
Ground connection harvester gathers transmission and distribution network each main-transformer ground path current signal by ground current mutual inductor, and sends to locating terminal by wireless communication module;
Equipment harvester gathers each controller switching equipment output voltage signal of transmission and distribution network, and gathers each controller switching equipment output current signal of transmission and distribution network by device current mutual inductor, then sends to locating terminal by wireless communication module;
Circuit harvester gathers each three-phase line current signal of transmission and distribution network by threephase current transformer, and sends to locating terminal by wireless communication module;
Lightning arrester current collecting device gathers the current signal on each arrester ground circuit of transmission and distribution network by thunder-and lightning protection current transformer, and sent to the radio-frequency communication module of its peripheral equipment harvester, circuit harvester in radio communication mode by radio-frequency communication module, be transmitted to locating terminal by wireless communication module after the radio-frequency communication module of equipment harvester, circuit harvester receives the image data of lightning arrester current collecting device;
Locating terminal is according to each image data received, detect the operating mode of each ground path of transmission and distribution network, each controller switching equipment, each three phase line and each lightning arrester, and after unusual service condition being detected, according to the source (i.e. installation site residing for harvester) of image data, realize localization of fault.
Claims (1)
1. a transmission and distribution network fault location system, is characterized in that: comprise locating terminal, and multiple ground connection harvester, multiple equipment harvester, multiple circuit harvester, multiple lightning arrester current collecting device;
Described ground connection harvester comprises ground connection data processing module, and for gathering the ground current mutual inductor of current signal on ground path, for connecting the wireless communication module of Ethernet, ground connection data processing module is wherein interconnected by the wireless communication module of data line and this device, ground connection data processing module has data acquisition port, the output port of ground current mutual inductor receives the data acquisition port of this device ground connection data processing module, and the ground current mutual inductor of each ground connection harvester is arranged on each main-transformer ground path of transmission and distribution network respectively;
Described equipment harvester comprises device data processing module, radio-frequency communication module, and for the device current mutual inductor of collecting device line current signal, for connecting the wireless communication module of Ethernet, device data processing module is wherein interconnected by the wireless communication module of data line and this device, radio-frequency communication module is interconnected by the wireless communication module of data line and this device, device data processing module has voltage data and gathers port and current data collection port, the output port of device current mutual inductor receives the current data collection port of this appliance arrangement data processing module, the voltage data of the device data processing module of each equipment harvester gathers the voltage digital amount signal output port that port receives each controller switching equipment of transmission and distribution network respectively, the device current mutual inductor of each equipment harvester is arranged on the transformer output cable of each controller switching equipment of transmission and distribution network respectively,
Described circuit harvester comprises three-phase data processing module, radio-frequency communication module, and for gathering the threephase current transformer of three-phase line current signal, for connecting the wireless communication module of Ethernet, three-phase data processing module is wherein interconnected by the wireless communication module of data line and this device, radio-frequency communication module is interconnected by the wireless communication module of data line and this device, three-phase data processing module has data acquisition port, the output port of threephase current transformer receives the data acquisition port of this device three-phase data processing module, the threephase current transformer of each three-phase harvester is arranged on each three phase line of transmission and distribution network respectively,
Described lightning arrester current collecting device comprises lightning arrester data processing module, radio-frequency communication module, and for gathering the thunder-and lightning protection current transformer of lightning arrester current signal, lightning arrester data processing module is wherein interconnected by the radio-frequency communication module of data line and this device, lightning arrester data processing module has data acquisition port, the output port of thunder-and lightning protection current transformer receives the data acquisition port of this device lightning arrester data processing module, the thunder-and lightning protection current transformer of each lightning arrester current collecting device is arranged on the ground path of each lightning arrester of transmission and distribution network respectively, the radio-frequency communication module of each lightning arrester current collecting device is with its peripheral equipment harvester of radio communication mode wireless connections, the radio-frequency communication module of circuit harvester,
Described locating terminal access network based on ethernet network, the wireless communication module of the wireless communication module of each ground connection harvester, the wireless communication module of each equipment harvester and each circuit harvester, all with the Ethernet at communication access locating terminal place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420676047.5U CN204154852U (en) | 2014-11-13 | 2014-11-13 | Transmission and distribution network fault location system |
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| CN201420676047.5U CN204154852U (en) | 2014-11-13 | 2014-11-13 | Transmission and distribution network fault location system |
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| CN204154852U true CN204154852U (en) | 2015-02-11 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104330704A (en) * | 2014-11-13 | 2015-02-04 | 上海萌烨电力科技有限公司 | Transmission and distribution power grid fault positioning system |
| CN114062963A (en) * | 2021-10-19 | 2022-02-18 | 广西电网有限责任公司防城港供电局 | Direct current system insulation monitoring device capable of finding specific grounding point |
-
2014
- 2014-11-13 CN CN201420676047.5U patent/CN204154852U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104330704A (en) * | 2014-11-13 | 2015-02-04 | 上海萌烨电力科技有限公司 | Transmission and distribution power grid fault positioning system |
| CN104330704B (en) * | 2014-11-13 | 2017-02-22 | 上海萌烨电力科技有限公司 | Transmission and distribution power grid fault positioning system |
| CN114062963A (en) * | 2021-10-19 | 2022-02-18 | 广西电网有限责任公司防城港供电局 | Direct current system insulation monitoring device capable of finding specific grounding point |
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