CN114089111A - Visual tracking system for fault location of direct-current power distribution network - Google Patents

Visual tracking system for fault location of direct-current power distribution network Download PDF

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Publication number
CN114089111A
CN114089111A CN202111374080.3A CN202111374080A CN114089111A CN 114089111 A CN114089111 A CN 114089111A CN 202111374080 A CN202111374080 A CN 202111374080A CN 114089111 A CN114089111 A CN 114089111A
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China
Prior art keywords
distribution network
visual
fault
visual tracking
tracking system
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Pending
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CN202111374080.3A
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Chinese (zh)
Inventor
徐岩
胡紫琪
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North China Electric Power University
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North China Electric Power University
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Application filed by North China Electric Power University filed Critical North China Electric Power University
Priority to CN202111374080.3A priority Critical patent/CN114089111A/en
Publication of CN114089111A publication Critical patent/CN114089111A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/08Locating faults in cables, transmission lines, or networks
    • G01R31/081Locating faults in cables, transmission lines, or networks according to type of conductors
    • G01R31/086Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution networks, i.e. with interconnected conductors
    • YGENERAL 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS 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
    • Y04S10/00Systems supporting electrical power generation, transmission or distribution
    • Y04S10/50Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
    • Y04S10/52Outage or fault management, e.g. fault detection or location

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Locating Faults (AREA)

Abstract

The invention discloses a visual tracking system for fault location of a direct current distribution network, which comprises a visual tracking device, a location connecting electric board, a connecting bottom board and a distribution network fault display module, wherein one end of the visual tracking device is provided with the location connecting electric board, one end of the location connecting electric board is provided with a distribution network interface, the distribution network interface is provided with a plurality of interfaces, the other end of each distribution network interface is provided with a first integrated electric board, the other end of the first integrated electric board is provided with a second integrated electric board, the other end of the second integrated electric board is provided with a distribution network fluctuation tracking device, the distribution network fluctuation tracking device is provided with the connecting bottom board at the other end of the visual tracking device, the range where a fault is reached can be tracked through the arranged visual signal display device, and by the mode, the fault point of the direct current distribution network can be accurately located and tracked, thereby reducing the resulting loss.

Description

Visual tracking system for fault location of direct-current power distribution network
Technical Field
The invention relates to the technical field of direct-current power distribution networks, in particular to a visual tracking system for fault location of a direct-current power distribution network.
Background
Compared with an alternating-current distribution network, the direct-current distribution network provides a direct-current bus for loads, the direct-current loads can be directly supplied with power by the direct-current bus, the alternating-current loads need to be supplied with power after passing through inverter equipment, and if the proportion of the direct-current loads in the loads is large, the direct-current distribution network has great advantages. The direct-current power distribution network has the advantages of small line loss, high reliability, no need of phase-frequency control and strong distributed power supply accepting capability, the flexible direct-current power distribution network based on the voltage source type converter becomes a research hotspot along with the access of a large amount of renewable energy sources to the power network, and when a direct-current system is abnormal or fails, the fault process is rapid, the damage is great, and higher requirements are provided for fault positioning.
With the rapid development of a power distribution network of a power system in China, the fact that power faults are frequently caused by superimposed factors such as line aging, natural disasters and artificial damage is not contended, how to quickly analyze a fault range on the basis of established facts is important, and visual support is provided for quick first-aid repair and power restoration.
Disclosure of Invention
The invention aims to solve the problem that power grid fluctuation caused by fault points of a direct current distribution network cannot be tracked in the prior art, and provides a visual tracking system for fault location of the direct current distribution network.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a visual tracking system is used in direct current distribution network fault location, includes visual tracer, location connection electroplax, connects bottom plate and distribution network fault display module, visual tracer one end is provided with location connection electroplax, location connection electroplax one end is provided with the distribution network interface, the distribution network interface is provided with a plurality of, every the distribution network interface other end all is provided with first integrated electroplax, the first integrated electroplax other end is provided with the integrated electroplax of second, the integrated electroplax other end of second is provided with the undulant tracer of distribution network, the visual tracer other end is provided with the connection bottom plate.
Preferably, a connector is arranged between the power distribution network interface and the first integrated electric board, two connectors are arranged, a plurality of conducting wires are arranged inside the two connectors.
Preferably, a first transmission line is arranged between the first integrated electric board and the second integrated electric board, and the first transmission line is provided with a plurality of transmission lines.
Preferably, a second transmission line is arranged between the second integrated circuit board and the power distribution network fluctuation tracking device.
Preferably, a signal receiving device is arranged in the visual tracking device, and a power distribution network fault display module is arranged at the output end of the signal receiving device.
Preferably, the power distribution network fault display module is electrically connected with the display lamp, and the display lamp is arranged at one end of the positioning connection electric plate.
Preferably, the output end of the power distribution network fault display module is connected with the input end of the fluctuation positioning module.
Preferably, a signal tracking module and a visual signal display module are respectively arranged on two sides of the fluctuation positioning module.
Preferably, the output end of the visual signal display module is connected with the input end of the data display module.
Preferably, the second transmission line is provided with a plurality of transmission lines.
Compared with the prior art, the invention provides a visual tracking system for fault location of a direct-current power distribution network, which has the following beneficial effects:
1. according to the invention, the visual tracking device is arranged, so that the fault maintenance, location and tracking in the direct current distribution network can be realized, when the visual tracking device is used, the power distribution network can be connected with the visual tracking device through the locating connection electric board arranged at one end of the visual tracking device, the power distribution network can be connected with the visual tracking device through the power distribution network interface arranged at one end of the visual tracking device, then the fault position of the direct current distribution network can be located through the first integrated electric board arranged in the visual tracking device, and meanwhile, the voltage fluctuation of the fault point can be recorded through the second integrated electric board, so that the purpose of visually tracking the fault location of the direct current distribution network is realized;
2. according to the invention, the fault in the direct current distribution network can be positioned through the arranged power distribution network fault display module, meanwhile, the fluctuation of the voltage can be tracked and positioned by matching with the second integrated circuit board in the visual tracking device through the fluctuation positioning module arranged at the output end of the power distribution network fault display module, and on the other hand, the spread range of the fault can be tracked through the arranged visual signal display device.
Drawings
Fig. 1 is a schematic structural diagram of a visual tracking system for fault location of a dc power distribution network according to the present invention;
fig. 2 is a cross-sectional view of a visual tracking system for dc distribution network fault location according to the present invention;
fig. 3 is an enlarged view of a in fig. 2 of the visual tracking system for dc distribution network fault location according to the present invention;
fig. 4 is a system framework diagram of the visual tracking system for dc distribution network fault location according to the present invention.
Description of the reference numerals
1. A visual tracking device; 2. positioning the connecting electric plate; 3. connecting the bottom plate; 4. a power distribution network interface; 5. a display lamp; 6. a signal receiving device; 7. a connecting port; 8. a conductive line; 9. a first integrated circuit board; 10. a first transmission line; 11. a second integrated circuit board; 12. a second transmission line; 13. a power distribution network fluctuation tracking device; 14. a power distribution network fault display module; 15. a wave positioning module; 16. a signal tracking module; 17. a visual signal display module; 18. and a data display module.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "connected," etc., are used broadly and should be interpreted as meaning, for example, "connected," which may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a visual tracking system is used in direct current distribution network fault location, including visual tracer 1, location connection electroplax 2, connect bottom plate 3 and distribution network fault display module 14, 1 one end of visual tracer is provided with location connection electroplax 2, 2 one end of location connection electroplax is provided with distribution network interface 4, distribution network interface 4 is provided with a plurality of, every distribution network interface 4 other end all is provided with first integrated electroplax 9, the first integrated electroplax 9 other end is provided with second integrated electroplax 11, the 11 other ends of second integrated electroplax are provided with the undulant tracer 13 of distribution network, the 1 other end of visual tracer is provided with connects bottom plate 3.
In the invention, preferably, two connecting ports 7 are arranged between the power distribution network interface 4 and the first integrated circuit board 9, the two connecting ports 7 are provided, the conducting wires 8 are arranged in the two connecting ports 7, and the conducting wires 8 are provided in a plurality.
In the present invention, preferably, a first transmission line 10 is disposed between the first integrated circuit board 9 and the second integrated circuit board 11, and the first transmission line 10 is provided in plurality.
In the present invention, it is preferable that a second transmission line 12 is provided between the second integrated circuit board 11 and the distribution network fluctuation tracking device 13.
In the present invention, preferably, the visual tracking device 1 is internally provided with a signal receiving device 6, and the output end of the signal receiving device 6 is provided with a power distribution network fault display module 14.
In the invention, preferably, the power distribution network fault display module 14 is electrically connected with the display lamp 5, and the display lamp 5 is arranged at one end of the positioning connection electric plate 2.
In the present invention, it is preferable that the output end of the distribution network fault display module 14 is connected with the input end of the fluctuation positioning module 15.
In the present invention, preferably, a signal tracking module 16 and a visual signal display module 17 are respectively disposed on two sides of the wave localization module 15.
In the present invention, preferably, the output end of the visual signal display module 17 is connected with the input end of the data display module 18.
In the present invention, it is preferable that the second transmission line 12 is provided in plurality.
The working principle and the using process of the invention are as follows: when in use, the visual tracking device 1 is arranged to locate and track the fault in the direct current distribution network, when in use, the locating connection electric board 2 arranged at one end of the visual tracking device 1 can be used to connect the distribution network by using the distribution network interface 4 arranged at one end of the visual tracking device 1, and then the first integrated electric board 9 arranged in the visual tracking device 1 can be used to locate the fault position of the direct current distribution network, meanwhile, the second integrated electric board 11 is arranged to record the voltage fluctuation of the fault point, thereby achieving the purpose of visually tracking the fault location of the direct current distribution network, the fault display module 14 of the distribution network is arranged to locate the fault in the direct current distribution network, and the fluctuation locating module 15 arranged at the output end of the distribution network fault display module 14 is used to track and locate the voltage fluctuation by matching with the second integrated electric board 11 in the visual tracking device 1, on the other hand, the visual signal display module 17 can track the range covered by the fault, and in this way, the fault point of the direct current distribution network can be accurately positioned and tracked, so that the loss caused by the fault can be reduced.
The preferred embodiments of the present invention have been described above in detail, but the present invention is not limited thereto. Within the scope of the technical idea of the invention, many simple modifications can be made to the technical solution of the invention, including combinations of various technical features in any other suitable way, and these simple modifications and combinations should also be regarded as the disclosure of the invention, and all fall within the scope of the invention.

Claims (10)

1. The utility model provides a visual tracking system is used in DC distribution network fault location, includes visual tracer (1), location connection electroplax (2), connects bottom plate (3) and distribution network fault display module (14), its characterized in that: visual tracer (1) one end is provided with location connection electroplax (2), location connection electroplax (2) one end is provided with distribution network interface (4), distribution network interface (4) are provided with a plurality of, every distribution network interface (4) other end all is provided with first integrated electroplax (9), first integrated electroplax (9) other end is provided with the integrated electroplax of second (11), the integrated electroplax of second (11) other end is provided with distribution network fluctuation tracer (13), visual tracer (1) other end is provided with connects bottom plate (3).
2. The visual tracking system for fault location of the direct-current power distribution network according to claim 1, wherein two connection ports (7) are arranged between the power distribution network interface (4) and the first integrated circuit board (9), two connection ports (7) are arranged, a plurality of conduction wires (8) are arranged inside the two connection ports (7), and the number of the conduction wires (8) is several.
3. The visual tracking system for fault location of a direct current distribution network according to claim 2, characterized in that a first transmission line (10) is arranged between the first integrated circuit board (9) and the second integrated circuit board (11), and the first transmission line (10) is provided with a plurality of lines.
4. The visual tracking system for fault location of a direct current distribution network according to claim 1, characterized in that a second transmission line (12) is arranged between the second integrated circuit board (11) and the distribution network fluctuation tracking device (13).
5. The visual tracking system for fault location of the direct current power distribution network according to claim 1, characterized in that a signal receiving device (6) is arranged inside the visual tracking device (1), and a power distribution network fault display module (14) is arranged at an output end of the signal receiving device (6).
6. The visual tracking system for direct current distribution network fault location according to claim 1, characterized in that the distribution network fault display module (14) is electrically connected with a display lamp (5), and the display lamp (5) is arranged at one end of the location connection electric board (2).
7. The visual tracking system for fault location of the direct current distribution network according to claim 1, characterized in that the output end of the distribution network fault display module (14) is connected with the input end of the fluctuation location module (15).
8. The visual tracking system for fault location of the direct-current power distribution network according to claim 1, wherein a signal tracking module (16) and a visual signal display module (17) are respectively arranged on two sides of the fluctuation positioning module (15).
9. The visual tracking system for fault location of a direct current distribution network according to claim 1, characterized in that the output end of the visual signal display module (17) is connected with the input end of the data display module (18).
10. The visual tracking system for fault location of a direct current distribution network according to claim 4, characterized in that the second transmission line (12) is provided in number.
CN202111374080.3A 2021-11-19 2021-11-19 Visual tracking system for fault location of direct-current power distribution network Pending CN114089111A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111374080.3A CN114089111A (en) 2021-11-19 2021-11-19 Visual tracking system for fault location of direct-current power distribution network

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111374080.3A CN114089111A (en) 2021-11-19 2021-11-19 Visual tracking system for fault location of direct-current power distribution network

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Publication Number Publication Date
CN114089111A true CN114089111A (en) 2022-02-25

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CN202111374080.3A Pending CN114089111A (en) 2021-11-19 2021-11-19 Visual tracking system for fault location of direct-current power distribution network

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114966319A (en) * 2022-05-26 2022-08-30 王华丽 Fault positioning device and positioning method for electric power instrument detection

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114966319A (en) * 2022-05-26 2022-08-30 王华丽 Fault positioning device and positioning method for electric power instrument detection

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