CN207884359U - A kind of safety stabilization control system integration layered cooperative structure - Google Patents
A kind of safety stabilization control system integration layered cooperative structure Download PDFInfo
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- CN207884359U CN207884359U CN201721863438.8U CN201721863438U CN207884359U CN 207884359 U CN207884359 U CN 207884359U CN 201721863438 U CN201721863438 U CN 201721863438U CN 207884359 U CN207884359 U CN 207884359U
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Abstract
The utility model relates generally to a kind of safety stabilization control system integration layered cooperative structure, more particularly to the existing safety stabilization control system structure of optimization, realize that the integration datas such as data acquisition, information are transmitted, order issues are shared by establishing hierarchical control main station system, the acquisition of unified data and communication interface, existing safety stabilization control system complexity and data acquisition redundancy are reduced, its data sharing level and standardization are improved.Based on the different regions data information of top level control main website acquisition, it can optimize and plan as a whole local and trans-regional control resource, realize such as variety classes power supply, load flexible trans-regional resource allocation on a large scale, and across the Collaborative Control for differently pacifying control measure.Meanwhile load excision point and load resection are determined by the load level of Integrated comparative different load point, the cutting load frequency and load value size.
Description
Technical field
The utility model is related to field of power, specifically provide a kind of safety stabilization control system integration layered cooperative
Structure.
Background technology
As the second defence line for ensureing power grid security, power system security stabilizing control system is to the electricity under catastrophe failure
Net stable operation plays a key effect.In China, current electric grid is in extra-high voltage rack and forms the transitional period, in order to ensure big electricity
Net safety and stability row has built a large amount of safety stabilization control system and device sending receiving end grid configuration.
Safety stabilization control system is mainly realized cuts machine, cutting load function under catastrophe failure operating mode, and plant stand exchanges outlet
When catastrophe failure occurs, sending end unit and receiving end load are far cut；When current conversion station direct current breaks down, sending end unit is far cut
With receiving end load.Security control device mainly by it is special it is remote cut transceiver and various relays are constituted, cut machine, cutting load channel both
There are 2Mbit/s or 64kbit/s optical-fibre channels, also there is carrier channel.
Current safety stabilization control system is in system structure, information transmission, data sharing etc., with power grid regulation one
The Centralized Monitoring of body pattern requires to mismatch, and is mainly reflected in the data of Security stability system from use is picked up from, manages accordingly
System directly acquires security control device information, and the only internal use of limit by dispatch data net or the privately owned link of 2Mbit/s private networks, not
Make full use of the integrated data with existing link of regulation and control.
By optimizing existing safety stabilization control system structure, integrated individual-layer data acquisition, transmission and shared association are realized
Congenerous, and corresponding data access way is taken according to security and stability control range, power grid regulation technical merit can be substantially improved
With Safety system management level, will play an important roll for guarantee power network safety operation.
Utility model content
For the problems in background technology, the purpose of this utility model is to provide a kind of safety stabilization control system one
Change layered cooperative structure, the acquisition of electricity net safety stable controlling system integration individual-layer data, transmission, shared and collaboration are realized in optimization
Control function promotes power grid regulation technology and Safety system management level.
To achieve the goals above, the technical solution of the utility model is as follows：
A kind of safety stabilization control system integration layered cooperative structure, it is characterised in that：The structure is controlled by net grade
Main website, provincial control main website and city-level control main website constitute three class control layered structure, and pass through data acquisition and communication interface
Realize that sharing functionality is transmitted in electrical data acquisition and information；Net grade control main website divides into multiple provincial control main websites, provincial control
Main website processed includes multiple city-level controls main website；City-level control main website divides into multiple control sub-stations, and control main website is acquired by data
The machine of cutting, cutting load order are issued to each control sub-station with communication interface, by cutting machine, cutting load execution station completes to cut machine, cutting load
Function.
Further, control sub-station and machine of cutting, cutting load execute station and are all made of duplicate system retrofit guarantee reliability.
Further, the control main website of different levels controls son according to the actual conditions down set portion of passway for transmitting electricity and power supply
It stands and cuts machine accordingly, cutting load executes station, the security and stability control under the realization trans-regional interconnector catastrophe failure in part.
The advantageous effect of the utility model compared with the existing technology is：
(1) it in safety stabilization control system structure, using integrated layered cooperative structure, is adopted by the data for establishing unified
Collect and communication interface is suitable for different types of security control device access, realizes the one such as data acquisition, information are transmitted, order issues
Change Data share model, the data sharing for improving electricity net safety stable controlling system is horizontal.
(2) in safety stabilization control system structure, different regions data information of the upper layer main station system based on acquisition can be excellent
Change and plan as a whole local and trans-regional control resource, realizes the flexible trans-regional resource on a large scale such as variety classes power supply, load
Allotment, and across the Collaborative Control for differently pacifying control measure.
(3) in safety stabilization control system structure, load significance level, the cutting load frequency of different load point have been considered
Secondary and load value size, the low load of optimization excision significance level, and pass through the comparison to the cutting load frequency and load value size
Analysis determines load resection.
Description of the drawings
Fig. 1 is safety stabilization control system Organization Chart；
Fig. 2 is safety stabilization control system information interactive interface；
Fig. 3 is safety stabilization control system application example.
Specific implementation mode
With reference to the accompanying drawings and detailed description, detailed elaboration is made to the specific embodiment of the utility model.This
A little specific implementation modes only are not used for limiting the scope of the utility model or implementation principle, the guarantor of the utility model for narration
Shield range is still subject to claim, including obvious changes or variations etc. made on this basis.
(1) safety stabilization control system structure
Electricity net safety stable controlling system mainly by control main website, control sub-station, cut machine/cutting load and execute station and form,
Control function at present mainly based on controlling on the spot, related data from picking up from uses, therefore inevitably there are data acquisition, lead to
T unit etc. repeats allocation problem.For this purpose, establishing one as shown in Figure 1 on conventional security stabilizing control system architecture basics
Change layered cooperative structure.The structure mainly controls the three of main website by establishing net grade control main website, provincial control main website and city-level
Grade control hierarchy structure, and realize that sharing functionality is transmitted in electrical data acquisition and information with communication interface by data acquisition.
Net grade control main website divides into multiple provincial control main websites, and provincial control main website includes multiple city-level controls main website.City
Grade control main website divides into multiple control sub-stations, and control main website is issued to each control sub-station with communication interface by data acquisition and cut
Machine, cutting load order, by cutting machine, cutting load execution station completes to cut machine, cutting load function.Wherein, control sub-station and cut machine, cut it is negative
Lotus executes station and is all made of duplicate system retrofit guarantee reliability.Meanwhile the control main website of different levels also can according to passway for transmitting electricity and
The actual conditions down set portion control sub-station of power supply and cut machine accordingly, cutting load executes station, realization the trans-regional interconnection in part
Security and stability control under the catastrophe failure of road.
Each main station system will cut machine accordingly according to the fault message monitored, cutting load instruction is issued to subordinate control master
It stands, information is issued to control sub-station by control main website by data acquisition with communication interface, is issued to order accordingly by it
Substation (execute substation and be deployed in power plant and load point) is executed, will finally cut machine, cutting load amount decomposes to control sub-station simultaneously step by step
Machine of specifically cutting, cutting load operation are realized by executing substation.In addition, each control sub-station believes the power information of acquisition, circuit
Breath etc. is transmitted to data acquisition and is stored and forwarded with message center.
(2) information interactive interface
As shown in Fig. 2 information interactive interfaces, following information exchange function can be realized with communication interface by data acquisition,
Include mainly that equipment access, information monitoring and order issue：
1) data acquisition control has protocol conversion function with communication interface, adapts to Unified Communication stipulations and is based on " E lattice
It is sent on the safety control information of formula " and the access of different manufacturers and different model security control device.
2) electric quantity informations such as monitoring device operating status and channel status, fault message, line voltage distribution and electric current, element
Throwing stops and can cut status information, the current method of operation, pressing plate state and throws bounce breath, device exception and warning information, action report
Accuse the information such as (including action element and action message) and recorder data, definite value and off-line strategy
3) information inquiry and calling, the modification command informations such as definite value issue.
(3) trans-regional Collaborative Control
Upper wire grade, which controls main website and control main website of provinces and cities of lower layer, control sub-station and executes station, can carry out electrical data
The interaction of the information such as information and control command controls main website and control sub-station and is realized differently with communication interface by data acquisition
Area's gathered data is shared.
Top level control main website can acquire the output level etc. for obtaining fault message, the load level of each load point, power supply point
Various data informations can be optimized based on the different regions data information of top level control main website acquisition and be planned as a whole local and across ground
Area controls resource, realizes such as variety classes power supply, load flexible trans-regional resource allocation on a large scale, and across differently pacifying
The Collaborative Control of control measure, such as there are conflicting risks for the measure of different regions DC control for reduction.
(4) Emergency Control Strategy
When executing cutting load operation, mainly according to the load significance level, the cutting load frequency and load value of different load point
Size determines load excision strategy.
1) load point is ranked up according to load important level, it is preferential to cut off three low stage loads of importance.First to three
The frequency of cutting load of stage load point is ranked up, the preferential load for cutting off the less load point of the cutting load frequency.Meanwhile comparing
The load value size of the cutting load amount and load point assigned, and the larger load point of selection load as possible.
2) when three-level load value is unsatisfactory for the cutting load amount assigned, consider two stage load of cut-out, and Integrated comparative
The frequency of cutting load and load value of load point, the preferential excision less larger load point of load and load value of the cutting load frequency
Sub-load.
Fig. 3 is a kind of safety stabilization control system integration layered cooperative structure of an embodiment.
As described in Figure 3, a kind of safety stabilization control system integration layered cooperative structure includes Wang Ji main websites layer, provincial master
Stand layer, city-level main website layer, data Layer and execute substation layer.
In the present embodiment, Wang Ji main websites layer is that safety stabilization control system top layer controls main website, can pass through lower layer
Main website realization issues the information collection of each substation and command information.
In the present embodiment, provincial main website layer is that the safety stabilization control system second layer controls main website, it is contemplated that practical feelings
Condition might have part execution substation and be directly accessed provincial main website.
In the present embodiment, city-level main website layer is third layer main website, realizes and holds with communication interface by data acquisition
The data transmission of row substation layer and order issue.
In the present embodiment, it executes substation layer and executes station including cutting machine execution station and cutting load, be responsible for specifically cutting machine, cutting
Load operation function.
In the present embodiment, data acquisition control has protocol conversion function with communication interface, has unified communication rule
About, the access of different manufacturers and different model security control device is adapted to, communication function configuring redundancy degree can be effectively reduced.
In the present embodiment, the communication port of safety stabilization control system is transmitted in both directions, and upper layer main website can call down
Layer data, and data sharing can be carried out.
In the present embodiment, data acquisition is responsible for monitoring fault message, line voltage distribution and electric current etc. electrically with message center
Amount information, security control device operating status and channel status, element throwing stop and can cut status information, and are responsible for issuing upper layer main website hair
The command informations such as the information inquiry and calling that go out, modification definite value.
In the present embodiment, the data acquisition information of main website is controlled based on net grade, it can be achieved that across differently peace control measure
Collaborative Control, for example for transregional straight-flow system, different regions direct current control can be reduced by the coordination of upper layer main website control measure
There are conflicting risks for measure processed.
In the present embodiment, system design considers adaptability principle, can be adapted to different electric network compositions and operation
Mode, and make full use of existing Safety system and controllable resources realizes the controls moneys such as direct current, normal power supplies and new energy, load
The a wide range of flexible trans-regional allotment in source.
In the present embodiment, system design considers reliability and scalability principle, is closed between reduction subsystem as possible
Connection property, subfunction failure do not influence other functions, and the interface of reserved alternating current-direct current engineering at a specified future date as possible.
The utility model is described according to specific implementation mode herein.
Replacement or modification appropriate are carried out in the scope of the utility model not departing to one skilled in the art
It will be apparent.
Specific implementation mode is merely illustrative, rather than to the limitation of the scope of the utility model, the utility model
Range is defined by the claims.
Claims (3)
1. a kind of safety stabilization control system integration layered cooperative structure, it is characterised in that：The structure is controlled by net grade and is led
It stands, provincial control main website and city-level control main website constitute three class control layered structure, and passes through data acquisition and communication interface reality
Existing electrical data acquisition and information transmit sharing functionality；Net grade control main website divides into multiple provincial control main websites, provincial control
Main website includes multiple city-level controls main website；City-level control main website divides into multiple control sub-stations, control main website by data acquisition with
Communication interface issues the machine of cutting, cutting load order to each control sub-station, and by cutting machine, cutting load execution station completes to cut machine, cutting load work(
Energy.
2. a kind of safety stabilization control system integration layered cooperative structure according to claim 1, which is characterized in that
Control sub-station and machine of cutting, cutting load execute station and are all made of duplicate system retrofit guarantee reliability.
3. a kind of safety stabilization control system integration layered cooperative structure according to claim 1, which is characterized in that
The control main website of different levels is cut according to the actual conditions down set portion control sub-station of passway for transmitting electricity and power supply and accordingly
Machine, cutting load execute station, realize the security and stability control under the trans-regional interconnector catastrophe failure in part.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721863438.8U CN207884359U (en) | 2017-12-27 | 2017-12-27 | A kind of safety stabilization control system integration layered cooperative structure |
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| CN201721863438.8U CN207884359U (en) | 2017-12-27 | 2017-12-27 | A kind of safety stabilization control system integration layered cooperative structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109361264A (en) * | 2018-09-29 | 2019-02-19 | 广东电网有限责任公司 | A kind of double set mutual prosecution method and system of stability control device |
| CN110691286A (en) * | 2019-09-30 | 2020-01-14 | 国网山东省电力公司青岛供电公司 | SDH network protection security service route separation method and system |
| CN110838721A (en) * | 2019-11-20 | 2020-02-25 | 南方电网科学研究院有限责任公司 | Power distribution network power distribution method, device, equipment and storage medium |
| CN111314382A (en) * | 2020-03-20 | 2020-06-19 | 国家电网公司东北分部 | Network safety protection method suitable for high-frequency emergency control system |
-
2017
- 2017-12-27 CN CN201721863438.8U patent/CN207884359U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109361264A (en) * | 2018-09-29 | 2019-02-19 | 广东电网有限责任公司 | A kind of double set mutual prosecution method and system of stability control device |
| CN110691286A (en) * | 2019-09-30 | 2020-01-14 | 国网山东省电力公司青岛供电公司 | SDH network protection security service route separation method and system |
| CN110691286B (en) * | 2019-09-30 | 2021-08-20 | 国网山东省电力公司青岛供电公司 | SDH network protection security service route separation method and system |
| CN110838721A (en) * | 2019-11-20 | 2020-02-25 | 南方电网科学研究院有限责任公司 | Power distribution network power distribution method, device, equipment and storage medium |
| CN111314382A (en) * | 2020-03-20 | 2020-06-19 | 国家电网公司东北分部 | Network safety protection method suitable for high-frequency emergency control system |
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