CN203895976U - Bias magnetic type arc extinguishing wire coil grounding compensation device - Google Patents
Bias magnetic type arc extinguishing wire coil grounding compensation device Download PDFInfo
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- CN203895976U CN203895976U CN201420166198.6U CN201420166198U CN203895976U CN 203895976 U CN203895976 U CN 203895976U CN 201420166198 U CN201420166198 U CN 201420166198U CN 203895976 U CN203895976 U CN 203895976U
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- Prior art keywords
- grounding
- arc extinguishing
- bias magnetic
- suppression coil
- line selection
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Abstract
The utility model discloses a bias magnetic type arc extinguishing wire coil grounding compensation device consisting of grounding voltage transformers, novel bias magnetic type continuous adjustable arc extinguishing wire coils, excitation systems, tuning controllers and comprehensive incremental type grounding line selection devices. The grounding voltage transformers are connected with the novel bias magnetic type continuous adjustable arc extinguishing wire coils that are connected with the excitation systems, the excitation systems are connected with the tuning controllers that are connected with the comprehensive incremental type grounding line selection devices, and the tuning controllers are connected with a host computer. The utility model puts forward the compensation electrical network comprehensive incremental method grounding line selection devices, brings in new concept of zero sequence current transformers equipped with self-check wire coils, and develops grounding and line selection complete devices; characteristics, being capability of continuously adjusting under high voltage, of the novel bias magnetic type continuous adjustable arc extinguishing wire coils are used; coordination action of the tuning controllers and the comprehensive incremental type grounding line selection devices is realized, and therefore an aim of accurate selection of grounding lines is attained.
Description
Technical field
The utility model belongs to electric power arc suppression coil technical field, especially a kind of arc-suppression coil with magnetic bias earthing compensation device.
Background technology
The compensation effect of arc suppression coil and its de-humorous degree have much relations, tuning suitable arc suppression coil just can reach desirable effect, and electrical network will change, thereby its unbalanced earth fault capacitance current changes thereupon, this just needs people to follow the offset current of adjusting arc suppression coil according to the variation of electrical network.This work is not only more loaded down with trivial details, and is manually difficult to tuning peterson coil timely and accurately in many instances, so realize the automatic tuning of arc suppression coil, is very important.This need to solve two problems, and the one, there is a continuous adjustable arc-suppression reactor, the 2nd, there is one to realize accurately tuning control system.After electrical network generation single phase ground fault, how to search quickly and accurately earth fault in addition, it is very important excising in time the normal operation of faulty line recovery electrical network, and this is also one of the difficult problem of grounding system of puzzling for a long time.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of arc-suppression coil with magnetic bias earthing compensation device is provided.
The utility model solves its technical problem and takes following technical scheme to realize:
A kind of arc-suppression coil with magnetic bias earthing compensation device, by grounding transformer, novel magnetic biasing type CONTINUOUSLY ADJUSTABLE ARC SUPPRESSION COIL, excitation system, tuning controller and synthesis increment formula earthing wire-selecting device, formed, described grounding transformer connects novel magnetic biasing type CONTINUOUSLY ADJUSTABLE ARC SUPPRESSION COIL, described novel magnetic biasing type CONTINUOUSLY ADJUSTABLE ARC SUPPRESSION COIL connects excitation system, described excitation system connects tuning controller, described tuning controller connects synthesis increment formula earthing wire-selecting device, and described tuning controller connects host computer.
Preferably, described synthesis increment formula earthing wire-selecting device is also connected with zero sequence current mutual inductor.
Advantage of the present utility model and good effect are:
1, the utility model is reasonable in design, proposes compensation network synthesis increment method earthing wire-selecting principle; This principle belongs to international, domestic initiation, has introduced the zero sequence current mutual inductor new ideas with self check coil, has developed earthing wire-selecting the complete sets of equipment.Novel magnetic biasing type CONTINUOUSLY ADJUSTABLE ARC SUPPRESSION COIL inside is full static structure, and without any moving component, adjustable range is large, can be with high pressure to regulate continuously with electromagnetism speed, and reliability is high.Solved magnetic biasing type controlled reactor technical barrier, reached control loop and not affected by high side voltage, controllability is good.The feature of utilizing novel magnetic biasing type CONTINUOUSLY ADJUSTABLE ARC SUPPRESSION COIL under high pressure to regulate continuously, by tuning controller and the co-operating of synthesis increment formula earthing wire-selecting device, reaches the object of accurate selection ground path.
Accompanying drawing explanation
Fig. 1 is theory structure block diagram of the present utility model.
In figure, 1, grounding transformer; 2, novel magnetic biasing type CONTINUOUSLY ADJUSTABLE ARC SUPPRESSION COIL; 3, excitation system; 4, tuning controller; 5, synthesis increment formula earthing wire-selecting device; 6, bus circuit breaker; 7, circuit breaker; 8, zero sequence current mutual inductor; 9, voltage transformer; 10, host computer.
Embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is further described:
A kind of arc-suppression coil with magnetic bias earthing compensation device, as shown in Figure 1: by grounding transformer 1, novel magnetic biasing type CONTINUOUSLY ADJUSTABLE ARC SUPPRESSION COIL 2, excitation system 3, tuning controller 4 and synthesis increment formula earthing wire-selecting device 5, formed, described grounding transformer 1 connects novel magnetic biasing type CONTINUOUSLY ADJUSTABLE ARC SUPPRESSION COIL 2, described novel magnetic biasing type CONTINUOUSLY ADJUSTABLE ARC SUPPRESSION COIL 2 connects excitation system 3, described excitation system 3 connects tuning controller 4, described tuning controller 4 connects synthesis increment formula earthing wire-selecting device 5, and described tuning controller 4 connects host computer 10.Described synthesis increment formula earthing wire-selecting device 5 is also connected with zero sequence current mutual inductor 8.
Specific embodiment, the typical case's application in electric substation is: primary wiring of transformer substation is sectionalized single busbar connection mode, and every section of bus is installed a set of arc-suppression coil with magnetic bias earthing compensation device, isolated operation when mother disconnects, two platforms fortune after mother closure.Tuning controller 4 completes the Tuning Control of novel magnetic biasing type CONTINUOUSLY ADJUSTABLE ARC SUPPRESSION COIL 2, and between tuning controller 4 and synthesis increment formula earthing wire-selecting device 5, in correspondence with, both coordinative roles complete the earthing wire-selecting of incremental principle.Between two tuning controllers, in correspondence with, wherein a tuning controller reception mother switching information determines it is separate unit operation or two platform fortune, utilizes tuning controller 4 communication realization between the two to coordinate to control.Each tuning controller and higher level's supervisory control system host computer 10 in correspondence with, are passed to superior system by relevant parameters.Described tuning controller 4 connection bus circuit breakers 6 and voltage transformer 9, described voltage transformer 9 connects grounding transformer 1, described grounding transformer 1 connecting breaker 7, described circuit breaker 7 connects zero sequence current mutual inductor 8.
The utility model is reasonable in design, proposes compensation network synthesis increment method earthing wire-selecting principle; This principle belongs to international, domestic initiation, has introduced the zero sequence current mutual inductor new ideas with self check coil, has developed earthing wire-selecting the complete sets of equipment.Novel magnetic biasing type CONTINUOUSLY ADJUSTABLE ARC SUPPRESSION COIL inside is full static structure, and without any moving component, adjustable range is large, can be with high pressure to regulate continuously with electromagnetism speed, and reliability is high.Solved magnetic biasing type controlled reactor technical barrier, reached control loop and not affected by high side voltage, controllability is good.The feature of utilizing novel magnetic biasing type CONTINUOUSLY ADJUSTABLE ARC SUPPRESSION COIL under high pressure to regulate continuously, by tuning controller and the co-operating of synthesis increment formula earthing wire-selecting device, reaches the object of accurate selection ground path.
It is emphasized that; embodiment described in the utility model is illustrative; rather than determinate; therefore the utility model is not limited to the embodiment described in embodiment; every other execution modes that drawn according to the technical solution of the utility model by those skilled in the art, belong to the scope that the utility model is protected equally.
Claims (2)
1. an arc-suppression coil with magnetic bias earthing compensation device, it is characterized in that: by grounding transformer, novel magnetic biasing type CONTINUOUSLY ADJUSTABLE ARC SUPPRESSION COIL, excitation system, tuning controller and synthesis increment formula earthing wire-selecting device, formed, described grounding transformer connects novel magnetic biasing type CONTINUOUSLY ADJUSTABLE ARC SUPPRESSION COIL, described novel magnetic biasing type CONTINUOUSLY ADJUSTABLE ARC SUPPRESSION COIL connects excitation system, described excitation system connects tuning controller, described tuning controller connects synthesis increment formula earthing wire-selecting device, and described tuning controller connects host computer.
2. arc-suppression coil with magnetic bias earthing compensation device according to claim 1, is characterized in that: described synthesis increment formula earthing wire-selecting device is also connected with zero sequence current mutual inductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420166198.6U CN203895976U (en) | 2014-05-26 | 2014-05-26 | Bias magnetic type arc extinguishing wire coil grounding compensation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420166198.6U CN203895976U (en) | 2014-05-26 | 2014-05-26 | Bias magnetic type arc extinguishing wire coil grounding compensation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203895976U true CN203895976U (en) | 2014-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420166198.6U Expired - Fee Related CN203895976U (en) | 2014-05-26 | 2014-05-26 | Bias magnetic type arc extinguishing wire coil grounding compensation device |
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| CN (1) | CN203895976U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103956725A (en) * | 2014-05-26 | 2014-07-30 | 钟小茹 | Ground compensation device for magnetic bias type arc-suppression coils |
-
2014
- 2014-05-26 CN CN201420166198.6U patent/CN203895976U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103956725A (en) * | 2014-05-26 | 2014-07-30 | 钟小茹 | Ground compensation device for magnetic bias type arc-suppression coils |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141022 Termination date: 20150526 |
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| EXPY | Termination of patent right or utility model |