CN108173245B - The implementation method of combined floodgate is thought highly of in open circuit in a kind of intelligent substation - Google Patents
The implementation method of combined floodgate is thought highly of in open circuit in a kind of intelligent substation Download PDFInfo
- Publication number
- CN108173245B CN108173245B CN201711452886.3A CN201711452886A CN108173245B CN 108173245 B CN108173245 B CN 108173245B CN 201711452886 A CN201711452886 A CN 201711452886A CN 108173245 B CN108173245 B CN 108173245B
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- Prior art keywords
- reclosing
- breaker
- protection
- protective device
- goose
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/22—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systems; for switching devices
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0061—Details of emergency protective circuit arrangements concerning transmission of signals
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0061—Details of emergency protective circuit arrangements concerning transmission of signals
- H02H1/0084—Details of emergency protective circuit arrangements concerning transmission of signals by means of pilot wires or a telephone network; watching of these wires
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/02—Details
- H02H3/06—Details with automatic reconnection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Emergency Protection Circuit Devices (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The implementation method of combined floodgate is thought highly of in open circuit in a kind of intelligent substation, is mainly used in 110kV and above intelligent substation.Utilize a kind of site busbar protective device; by the way that the reclosing function in route protection or breaker protection will be preset at before; it is realized with the mode of software transplanting, and increases corresponding GOOSE in model file and subscribe to virtual terminator, the function of reclosing is realized with this.It can integrate the reclosing function of realizing the identical voltage class breaker of whole station by this method, can achieve the purpose that save cable investment, reduce cable construction workload, improve reliability and enhancing scalability.
Description
Technical field
This method is suitable for bus site protective device, which is generally used for 110kV and above intelligence
Substation.
Background technique
It is provided according to China's the relevant technologies regulation, 110kV and above Substation Bus Arrangement connect using one and half
When line mode, reclosing functional configuration is in breaker protection；When main electrical scheme is using double female modes of connection, reclosing functional configuration
In route protection.
Finally to realize intelligent substation relay protection secondary EM equipment module, relay protection secondary is carried out at present
The decentralization work on the spot of equipment.After protective device realizes decentralization on the spot, the usage quantity of cable can be largely saved, reduces laying
Difficulty.And based on current reclosing configuration mode, when having pressure or synchronizing close using checkout voltage, inspection, it is necessary to introduce
It extracts voltage and is just able to achieve reclosing function.Since route and breaker protection are all close to be protected interval primary equipment
Installation introduces extraction voltage and then needs to realize across interval, this will challenge to current existing universal data collection mode.
The solution that can be used at present is as follows:
1, busbar voltage is respectively connected to each interval protective device in such a way that cable is directly connected to, realizes reclosing function
Energy；
2, busbar voltage is acquired by dedicated unit or busbar protective device, then gives the guarantor at each interval by SV network transmission
Protection unit, Lai Shixian reclosing function.
Summary of the invention
To realize 110kV and above intelligent substation saving cable investment, reduction cable construction workload, mentioning
High reliability and the purpose for enhancing scalability, the invention discloses open circuits under a kind of intelligent substation site mode to think highly of
The implementation method of combined floodgate.
The present invention specifically uses following technical scheme.
The implementation method of combined floodgate is thought highly of in open circuit in a kind of intelligent substation, which is characterized in that the method includes following steps
It is rapid:
Step 1: a set of busbar protective device is set in the intelligent substation using site mode；
Step 2: the reclosing function in route protection or breaker protection will be preset at before, with the side of software transplanting
Formula is realized in the busbar protective device；
Step 3: increasing route protection tripping in the model file of the busbar protective device, breaker jumps position and locking
The GOOSE of reclosing inputs virtual terminator；
Step 4: the route protection tripping GOOSE input virtual terminator of the busbar protective device is subscribed into corresponding line respectively
The trip protection GOOSE of line protection device exports virtual terminator；
Step 5: the breaker of the busbar protective device being jumped into position GOOSE input virtual terminator and subscribes to corresponding line guarantor respectively
Shield or the breaker of breaker protection jump position GOOSE and export virtual terminator；
Step 6: the lock-reclosing lock GOOSE input virtual terminator of the busbar protective device being subscribed into corresponding line respectively and is protected
The lock-reclosing lock GOOSE for protecting breaker protection exports virtual terminator；
Step 7: the busbar protective device being powered on, the present apparatus is exported from whole station SCD file by configuration tool
Process layer configuration file, and download in the present apparatus；
Step 8: the reclosing logic of breaker is respectively spaced by each independent reclosing function fixed value adjusting in interval；
Step 9: reclosing function pressing plate corresponding in the busbar protective device being put into, the identical electricity of whole station can be realized
Press grade breaker reclosing function.
The present invention further comprises following preferred embodiment:
In step 1, busbar protective device, which can be, is made of single handset, can also pass through fiber optic loop by multiple handsets
Net connects and composes, and each handset can acquire monospace information or acquire multi-compartment information.
In step 2, the reclosing module transplanted should be with the reclosing in original route or breaker defencive function
The function and mode that module is realized are consistent；The case where bridging multi-compartment for single handset, reclosing functional module need
It is realized according to unique spacer.
In step 3,4,5,6, the setting of virtual terminator needs to be configured according to the space-number that handset connects with subscription, often
A interval is required to complete independently；
Step 8, in 9, it is the space-number connected according to handset that pressing plate and control word etc. are moved back in reclosing definite value, function throwing
Separate configurations.
The present invention has following advantageous effects:
1, investment reduction: the usage quantity of cable is reduced；
2, it reduces workload: reducing the workload of cable construction in engineering；
3, inheritability is strong: under the premise of continuing existing reclosing logic, not will increase the hardware investment of existing apparatus
Cost；
4, high reliablity: cable connection not only reduces the influence of cable distributed capacitance switch amount signal acquisition apart from short,
Interference of the strong-electromagnetic field to analog acquisition signal can also be reduced simultaneously；
5, scalability is strong: the identical voltage class breaker reclosing function of whole station may be implemented and integrate, be also real in the future
Existing intelligent distinguishing, the comprehensive distinguishing of adaptive reclosing lay the foundation.
Detailed description of the invention
Fig. 1 is the implementation method functional schematic that combined floodgate is thought highly of in open circuit in intelligent substation of the present invention；
Fig. 2 is the implementation method flow diagram that combined floodgate is thought highly of in open circuit in intelligent substation of the present invention.
Specific embodiment
Technical solution of the present invention is described in further detail with reference to the accompanying drawings of the specification.
As shown in Fig. 1, reclosing function will be transplanted in each bus protection handset；Every bus protection handset passes through
Cable directly acquires the electric current and voltage at this interval, and has the handset close to busbar voltage to acquire busbar voltage by cable, together
When the breaker tripping and closing function of this interval breaker is completed by cable；
Every bus protection handset connection protection private network, the route protection being respectively spaced is subscribed to by fiber optic Ethernet and is tripped
Information and circuit breaker position information；
Each bus protection handset is communicatively coupled by two-way double protection looped networks, carries out data friendship by fiber optic Ethernet
Mutually.
The implementation method of combined floodgate is thought highly of in open circuit in intelligent substation disclosed by the invention, referring to attached drawing 2, including following step
It is rapid:
Step 1: a set of busbar protective device is arranged in the intelligent substation using site mode, and (bus therein is protected
Protection unit, which can be, to be made of single handset, can also be connected and composed by multiple handsets by optical fiber ring network, and each handset can be with
Acquisition monospace information can also acquire multi-compartment information)；
Step 2: the reclosing function in route protection or breaker protection will be preset at before, with the side of software transplanting
Formula realized in the busbar protective device (the reclosing module that transplanting comes should in original route or breaker defencive function
Reclosing module realize function and mode be consistent；The case where multi-compartment is bridged for single handset, reclosing function
Module needs are realized according to unique spacer)；
Step 3: increasing route protection tripping in the model file of the busbar protective device and breaker jumps position
(wherein the setting needs of virtual terminator are configured GOOSE input virtual terminator according to the space-number that handset connects, and each interval is both needed to
Independent virtual terminator is configured, is protected such as route 1 (n) and jumps A (B, C) phase GOOSE input, route 1 (n) jumps position A (B, C) phase
GOOSE input)；
Step 4: the route protection tripping GOOSE input virtual terminator of the busbar protective device is subscribed into corresponding line respectively
(wherein virtual terminator should be subscribed to the trip protection GOOSE output virtual terminator of line protection device according to corresponding interval, such as route n
A phase GOOSE input is jumped in protection should subscribe to the protection jump A phase GOOSE output of route n route protection)；
Step 5: the breaker of the busbar protective device being jumped into position GOOSE input virtual terminator and subscribes to corresponding line guarantor respectively
Shield or the breaker of breaker protection jump position GOOSE output virtual terminator (wherein virtual terminator should be subscribed to according to corresponding interval,
The jump position A phase GOOSE output of route n route protection should be subscribed to as route n jumps position A phase GOOSE input)；
Step 6: the lock-reclosing lock GOOSE input virtual terminator of the busbar protective device being subscribed into corresponding line respectively and is protected
Shield or the lock-reclosing lock GOOSE output virtual terminator of breaker protection (wherein virtual terminator should be subscribed to according to corresponding interval,
As route n lock-reclosing lock GOOSE input should subscribe to the lock-reclosing lock GOOSE output of route n route protection)；
Step 7: the busbar protective device being powered on, the present apparatus is exported from whole station SCD file by configuration tool
Process layer configuration file, and download in the present apparatus；
Step 8: the reclosing logic of breaker is respectively spaced (wherein by each independent reclosing function fixed value adjusting in interval
Reclosing definite value and relevant control word, be according to handset connect space-number separate configurations)；
Step 9: reclosing function pressing plate corresponding in the busbar protective device being put into, the identical electricity of whole station can be realized
Pressing grade breaker reclosing function, (reclosing function pressing plate therein may be the combination of hard pressing plate, soft pressing plate or both,
It is the space-number separate configurations connected according to handset).
This method, using a set of site busbar protective device, is realized by following measure complete in intelligent substation
The automatic reclosing function of breaker is respectively spaced in same voltage class of standing:
1, the reclosing functional module realized in route protection or breaker protection in the past is transplanted to bus protection
In；
2, increase GOOSE in bus protection model and input virtual terminator, for subscribing to the GOOSE switching value letter at corresponding interval
Breath, such as route protection tripping and circuit breaker position；
3, the reclosing logic of breaker is respectively spaced by each independent reclosing function fixed value adjusting in interval；
4, corresponding reclosing function pressing plate is put into bus protection.
Applicant combines Figure of description to be described in detail and describe the embodiment of the present invention, but this field skill
Art personnel are it should be understood that above embodiments are only the preferred embodiments of the invention, and explanation is intended merely to help reader in detail
More fully understand spirit of that invention, and it is not intended to limit the protection scope of the present invention, on the contrary, any based on invention essence of the invention
Any improvement or modification made by mind should all be fallen within the scope and spirit of the invention.
Claims (4)
1. the implementation method of combined floodgate is thought highly of in open circuit in a kind of intelligent substation, which is characterized in that the described method comprises the following steps:
Step 1: a set of busbar protective device is set in the intelligent substation using site mode；Busbar protective device can
Enough to be made of single handset, also be connected and composed by multiple handsets by optical fiber ring network, each handset can acquire monospace
Information can also acquire multi-compartment information；
Step 2: the reclosing function in route protection or breaker protection will be preset at before, existed with the mode of software transplanting
It is realized in the busbar protective device；
Step 3: increasing route protection tripping in the model file of the busbar protective device, breaker jumps position and lock-reclosing
The GOOSE of lock inputs virtual terminator；
Step 4: the route protection tripping GOOSE input virtual terminator of the busbar protective device being subscribed into corresponding route respectively and is protected
The trip protection GOOSE of protection unit exports virtual terminator；
Step 5: by the breaker of the busbar protective device jump position GOOSE input virtual terminator subscribe to respectively corresponding line protection or
The breaker of person's breaker protection jumps position GOOSE and exports virtual terminator；
Step 6: by the lock-reclosing lock GOOSE of busbar protective device input virtual terminator subscribe to respectively corresponding line protection or
The lock-reclosing lock GOOSE of person's breaker protection exports virtual terminator；
Step 7: the busbar protective device being powered on, exports the process of the present apparatus from whole station SCD file by configuration tool
Layer configuration file, and download in the present apparatus；
Step 8: the reclosing logic of breaker is respectively spaced by each independent reclosing function fixed value adjusting in interval；
Step 9: reclosing function pressing plate corresponding in the busbar protective device being put into, identical voltage of whole station etc. can be realized
Grade breaker reclosing function.
2. the implementation method of combined floodgate is thought highly of in open circuit in intelligent substation according to claim 1, it is characterised in that:
In step 2, the reclosing module transplanted should be with the reclosing module in original route or breaker defencive function
The function and mode of realization are consistent；For single handset bridge multi-compartment the case where, reclosing functional module need according to
Unique spacer is realized.
3. the implementation method of combined floodgate is thought highly of in open circuit in intelligent substation according to claim 1, it is characterised in that:
In step 3,4,5,6, the setting of virtual terminator needs to be configured according to the space-number that handset connects with subscription, between each
Every being required to complete independently.
4. the implementation method of combined floodgate is thought highly of in open circuit in intelligent substation according to claim 3, it is characterised in that:
Step 8, in 9, pressing plate and control word are moved back in reclosing definite value, function throwing, are independently matched according to the space-number of handset connection
It sets.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711452886.3A CN108173245B (en) | 2017-12-28 | 2017-12-28 | The implementation method of combined floodgate is thought highly of in open circuit in a kind of intelligent substation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711452886.3A CN108173245B (en) | 2017-12-28 | 2017-12-28 | The implementation method of combined floodgate is thought highly of in open circuit in a kind of intelligent substation |
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| Publication Number | Publication Date |
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| CN108173245A CN108173245A (en) | 2018-06-15 |
| CN108173245B true CN108173245B (en) | 2019-07-23 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109412119B (en) * | 2018-10-15 | 2019-12-03 | 国电南瑞科技股份有限公司 | A kind of site breaker protective relaying device and method by string configuration |
| CN111313377B (en) * | 2019-11-20 | 2022-07-19 | 国网浙江省电力有限公司电力科学研究院 | Station domain protection method and device integrating centralized reclosure |
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2017
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