CN203932958U - Power grid integrated intelligence is adjusted and online nucleus correcting system - Google Patents
Power grid integrated intelligence is adjusted and online nucleus correcting system Download PDFInfo
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- CN203932958U CN203932958U CN201420319291.6U CN201420319291U CN203932958U CN 203932958 U CN203932958 U CN 203932958U CN 201420319291 U CN201420319291 U CN 201420319291U CN 203932958 U CN203932958 U CN 203932958U
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Abstract
The utility model discloses that a kind of power grid integrated intelligence is adjusted and online nucleus correcting system, comprise electric power wide area, server, data pacing calculation element, protection fixed value checking module, it is characterized in that: described data pacing calculation element is connected with electric power wide area with protection fixed value checking module, described electric power wide area is also connected with client and server, described server comprises data server and public server, described electric power local area network (LAN) is connected with protection fixed value checking module with at least one data pacing calculator, described client comprises computer, input equipment, display, the utility model provides the integrated computing platform of adjusting for relay protection setting computing staff, consolidate and improve multi-stage protection combined calculation, concentrate check and definite value to hold a conference or consultation, unified setting principle, uniform data DIF, standard adjust computing system and database structure, utilize the online defect of finding protective value of checking, for power system dispatching provides reliable support.
Description
technical field:
The utility model relates to a kind of data pacing and capacity checking device, particularly relates to that a kind of power grid integrated intelligence is adjusted and online nucleus correcting system.
background technology:
At present, under the overall background of building at intelligent grid, make full use of existing resource, constructing function is perfect, easy to use, the scheduling early-warning and countermeasure-making support system of autonomous coordinated operation online, in order to improve reliability, economy and the managerial skills of power system operation, become the new direction of power system dispatching development.Traditional relay protection is " adjust in advance, real-time action, periodic check " pattern; but electric power system itself is the dynamical system that a parameter state is all in continuous variation; increasingly sophisticated along with electric network composition particularly; generation of electricity by new energy grid-connected on a large scale, this pattern is more and more difficult to meet the demands.In dispatching patcher at home, the index of correlation of general using trend, sensitivity, these function calculatings of static security analysis is dispatched early warning and decision-making, from protective value, does not carry out systematization judgement.Therefore; be necessary the maintenance information according to real time execution information and expectation; the performance of all protections of real-time judge system; the scope and the selectivity that comprise protection; to existing all protections of tripping and malfunction hidden danger to provide warning message; offer the real-time status of dispatcher's protection, for it is realized, correct system power is dispatched and system operation mode formulation provides support.
At present, in State Grid Corporation of China, state is in harmonious proportion each net, province and adjusts, is partly in harmonious proportion county and adjust and be configured the computing system of adjusting, but the computing system of adjusting is all as an independently application, application model or single cpu mode, the basic data such as figure, model all needs independent maintenance, cannot realize the seamless fusion with supporting system technology.
Now, for the system of calculating of adjusting, mainly contain PSS/E and CAPE etc. abroad.Foreign system emphasis is all aspect short circuit calculation, and not many for domestic protective relaying device producer, the situation that protection philosophy type is many is done targetedly and improved, and causes aspect the computing application of adjusting perfect not.Because overseas power networks and domestic electrical network production management system, speciality system exist larger difference, external related software all cannot be realized constant value on-line check and calculate.
Therefore, be necessary according to this situation, and combined with intelligent dispatching of power netwoks back-up system, relay protection constant value is calculated and checks and carry out in-depth research work online.In fixed value adjusting calculates, set up on the one hand the integrated computing system of adjusting, realize unified Modeling, uniform data platform, the unified flow process of adjusting, unified setting principle, unified device is adjusted, improve efficiency and the quality of adjusting evaluation work, perfect " adjusting in advance ", the various actual conditions of forethought, make definite value take into account as far as possible various operational modes as far as possible; On the other hand, by obtaining real time information, introduce maintenance information simultaneously, utilize the online defect of finding protective value of checking, for power system dispatching provides reliable support.
utility model content:
Technical problem to be solved in the utility model is: overcome the deficiencies in the prior art; provide a kind of simple and practical; can be in real time electrical network and relay data and on off state be detected; and check for sensitivity and the selectivity of relay protection, the power grid integrated intelligence also with data sharing function is adjusted and online nucleus correcting system.
The technical solution of the utility model is: a kind of power grid integrated intelligence is adjusted and online nucleus correcting system, comprise electric power wide area, server, data pacing calculation element, protection fixed value checking module, wherein: described data pacing calculation element is connected with electric power wide area with protection fixed value checking module, described electric power wide area is also connected with client and server, described server comprises data server and public server, described electric power local area network (LAN) is connected with protection fixed value checking module with at least one data pacing calculator, described client comprises computer, input equipment, display.
Described protection fixed value checking module comprises protection definite value check module, intelligent scheduling module, maintenance information module; described protection definite value is checked module and is connected with intelligent scheduling module, maintenance information module; described intelligent scheduling module is connected with relay control module; described maintenance information module is connected with collecting device with Data Detection, and described protection definite value is checked module and is connected with printer, display, memory.
Described protection definite value is checked module and is connected with at least one maintenance information module, between described maintenance information module and described Data Detection and collecting device, is provided with wireless receiving and emitter.
Described data pacing calculation element comprises regions module, artificial module, single-chip microcomputer, database, described regions module is connected with single-chip microcomputer with artificial module, and regions module is at least one, described artificial module comprises man-machine interface, knowledge acquisition module, knowledge base, inference machine, described knowledge acquisition module is connected with single-chip microcomputer with knowledge base, described knowledge base is connected with single-chip microcomputer, and described single-chip microcomputer is connected with display.
Between described knowledge acquisition module and single-chip microcomputer, be provided with man-machine interface, described man-machine interface is connected with user input device.
Between described knowledge base and single-chip microcomputer, be provided with inference machine, described regions module comprises data monitoring equipment and data acquisition equipment.
Described single-chip microcomputer is connected with database, and described single-chip microcomputer is that bidirectional linked list mouth is connected with database, inference machine, man-machine interface, regions module.
Between described knowledge acquisition module and knowledge base, man-machine interface and knowledge base and inference machine, by bidirectional linked list mouth, be connected.
The beneficial effects of the utility model are:
1, the utility model provides the integrated computing platform of adjusting for relay protection setting computing staff; consolidate and improve multi-stage protection combined calculation, concentrated check and definite value and hold a conference or consultation; unified setting principle, uniform data DIF; standard adjust computing system and database structure; utilize the online defect of finding protective value of checking, for power system dispatching provides reliable support.
2, the utility model overcomes the deficiencies in the prior art, provides a kind of simple and practical, can be in real time electrical network and relay data and on off state be detected, and checks for sensitivity and the selectivity of relay protection, also has data sharing function.
3, the utility model the utility model is divided into a plurality of regions module the region that will detect, and numbering is set, adopt data-detection apparatus and data acquisition equipment to carry out real-time monitor and detection to regional power grid, make operator very clearly understand the electrical network situation in each region.
4, the result of the utility model to online check; provide graphic interface to show that definite value meets situation; for the protection definite value not meeting the demands; output check result; for user, check; meanwhile, with text, provide the calculation original text of detailed check result, wherein comprise verification mode details, check the important average information of calculating and do not meet claimed detailed reason etc.
5, the results of intermediate calculations such as the utility model bus equivalent impedance, setting parameter is stored in data server, and the Value Datas such as the border between region and border definite value are stored in public server, separately the storing of data, and guaranteeing can phase mutual interference between data.
6, the utility model promotes relaying protection specialty to integrated, information-based, intelligent direction development, is a kind of useful exploration to current intelligent grid research and construction.
accompanying drawing explanation:
Fig. 1 is that power grid integrated intelligence is adjusted and online nucleus correcting system structured flowchart.
Fig. 2 is protection fixed value checking modular structure block diagram.
Fig. 3 is data pacing computing device structure block diagram.
embodiment:
Embodiment: referring to Fig. 1, Fig. 2 and Fig. 3.
Power grid integrated intelligence is adjusted and online nucleus correcting system: a kind of power grid integrated intelligence is adjusted and online nucleus correcting system, comprise electric power wide area, server, data pacing calculation element, protection fixed value checking module, it is characterized in that: data pacing calculation element is connected with electric power wide area with protection fixed value checking module, electric power wide area is also connected with client and server, server comprises data server and public server, electric power local area network (LAN) is connected with protection fixed value checking module with at least one data pacing calculator, client comprises computer, input equipment, display.
Protection fixed value checking module comprises protection definite value check module, intelligent scheduling module, maintenance information module; protection definite value is checked module and is connected with intelligent scheduling module, maintenance information module; intelligent scheduling module is connected with relay control module; maintenance information module is connected with collecting device with Data Detection, and protection definite value is checked module and is connected with printer, display, memory.
Protection definite value is checked module and is connected with at least one maintenance information module, between maintenance information module and Data Detection and collecting device, is provided with wireless receiving and emitter.
Data pacing calculation element comprises regions module, artificial module, single-chip microcomputer, database, regions module is connected with single-chip microcomputer with artificial module, and regions module is at least one, artificial module comprises man-machine interface, knowledge acquisition module, knowledge base, inference machine, knowledge acquisition module is connected with single-chip microcomputer with knowledge base, knowledge base is connected with single-chip microcomputer, and single-chip microcomputer is connected with display.
Between knowledge acquisition module and single-chip microcomputer, be provided with man-machine interface, man-machine interface is connected with user input device.
Between knowledge base and single-chip microcomputer, be provided with inference machine, regions module comprises data monitoring equipment and data acquisition equipment.
Single-chip microcomputer is connected with database, and single-chip microcomputer is that bidirectional linked list mouth is connected with database, inference machine, man-machine interface, regions module.
Between knowledge acquisition module and knowledge base, man-machine interface and knowledge base and inference machine, by bidirectional linked list mouth, be connected.
During use, operating personnel connect up after connection at regional, all the other connect according to electrical connection block diagram, switch on power, after device is adjusted to the data that detect, operator can observe from display the operation of power networks situation of regional, and the data upload detecting is arrived to electric power wide area and protection fixed value checking module, checkout gear arrives protection fixed value checking module by the data upload detecting, for checking the whole network definite value, according to sensitivity principle and principle of selectivity, process, every corresponding interval of principle meeting, be more than or equal to or be less than or equal to, judge whether definite value meets this principle and only need judge that existing definite value is whether in the definite value interval of this principle, for principle of selectivity, may exist a part of adjacent legs definite value is met to selectivity, another part branch road does not meet optionally situation, can automatically generate standby definite value and check calculation original text, define which protection definite value and there is no sensitivity, which protection definite value does not have selectivity, finally provide graphic interface to show that definite value meets situation, for the protection definite value not meeting the demands, output check result, for user, check, and upload to electric power wide area, simultaneously, the calculation original text of detailed check result is provided with text, wherein comprise verification mode details, check the important average information of calculating and do not meet claimed detailed reason etc., also can generate a detailed check process computation book, and add a cover timestamp, operating personnel by client at electric power wide area downloading data, and process, show, operating personnel can also carry out artificial adjusting operation by input equipment.
The technical-economic index reaching:
1, under typical hardware environment, to 1000 node left and right electrical networks, the time of manual operation calculation of fault is less than 3 seconds, calculates and is less than 0.01 second an average computing time in batches.
2, accuracy in computations reliable guarantee.
3, Mean Time of Systemic Response is less than 3 seconds.
4, system availability is greater than 99%.
5, the whole network is checked variable quantity startup, and the check time is less than 2 minutes.
6, under normal operation cpu load≤10%(without calculation task, 10 second mean value); During higher load condition operation, the total load of any apps server is no more than 50%; The instant transfer of data busy extent of the disk associated with apps server is no more than 50%; The load of any teller work station is no more than 50%.
The above, it is only preferred embodiment of the present utility model, not the utility model is done to any pro forma restriction, any simple modification, equivalent variations and modification that every foundation technical spirit of the present utility model is done above embodiment, all still belong in the scope of technical solutions of the utility model.
Claims (8)
1. a power grid integrated intelligence is adjusted and online nucleus correcting system; comprise electric power wide area, server, data pacing calculation element, protection fixed value checking module; it is characterized in that: described data pacing calculation element is connected with electric power wide area with protection fixed value checking module; described electric power wide area is also connected with client and server; described server comprises data server and public server; described electric power local area network (LAN) is connected with protection fixed value checking module with at least one data pacing calculator, and described client comprises computer, input equipment, display.
2. power grid integrated intelligence according to claim 1 is adjusted and online nucleus correcting system; it is characterized in that: described protection fixed value checking module comprises protection definite value check module, intelligent scheduling module, maintenance information module; described protection definite value is checked module and is connected with intelligent scheduling module, maintenance information module; described intelligent scheduling module is connected with relay control module; described maintenance information module is connected with collecting device with Data Detection, and described protection definite value is checked module and is connected with printer, display, memory.
3. power grid integrated intelligence according to claim 2 is adjusted and online nucleus correcting system; it is characterized in that: described protection definite value is checked module and is connected with at least one maintenance information module, between described maintenance information module and described Data Detection and collecting device, is provided with wireless receiving and emitter.
4. power grid integrated intelligence according to claim 1 is adjusted and online nucleus correcting system, it is characterized in that: described data pacing calculation element comprises regions module, artificial module, single-chip microcomputer, database, described regions module is connected with single-chip microcomputer with artificial module, and regions module is at least one, described artificial module comprises man-machine interface, knowledge acquisition module, knowledge base, inference machine, described knowledge acquisition module is connected with single-chip microcomputer with knowledge base, described knowledge base is connected with single-chip microcomputer, and described single-chip microcomputer is connected with display.
5. power grid integrated intelligence according to claim 4 is adjusted and online nucleus correcting system, it is characterized in that: between described knowledge acquisition module and single-chip microcomputer, be provided with man-machine interface, described man-machine interface is connected with user input device.
6. power grid integrated intelligence according to claim 4 is adjusted and online nucleus correcting system, it is characterized in that: between described knowledge base and single-chip microcomputer, be provided with inference machine, described regions module comprises data monitoring equipment and data acquisition equipment.
7. power grid integrated intelligence according to claim 4 is adjusted and online nucleus correcting system, it is characterized in that: described single-chip microcomputer is connected with database, and described single-chip microcomputer is that bidirectional linked list mouth is connected with database, inference machine, man-machine interface, regions module.
8. power grid integrated intelligence according to claim 4 is adjusted and online nucleus correcting system, it is characterized in that: between described knowledge acquisition module and knowledge base, man-machine interface and knowledge base and inference machine, by bidirectional linked list mouth, be connected.
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| CN201420319291.6U CN203932958U (en) | 2014-06-16 | 2014-06-16 | Power grid integrated intelligence is adjusted and online nucleus correcting system |
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| CN201420319291.6U CN203932958U (en) | 2014-06-16 | 2014-06-16 | Power grid integrated intelligence is adjusted and online nucleus correcting system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112234587A (en) * | 2020-10-09 | 2021-01-15 | 国网河南省电力公司电力科学研究院 | Power distribution network relay protection fixed value checking and evaluating method and system |
| CN112670942A (en) * | 2020-11-24 | 2021-04-16 | 国网浙江省电力有限公司金华供电公司 | Distribution network system relay protection setting calculation and data management system |
| CN113342882A (en) * | 2021-05-21 | 2021-09-03 | 贵州电网有限责任公司 | Intelligent checking system for protecting constant value granulation under big data |
-
2014
- 2014-06-16 CN CN201420319291.6U patent/CN203932958U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112234587A (en) * | 2020-10-09 | 2021-01-15 | 国网河南省电力公司电力科学研究院 | Power distribution network relay protection fixed value checking and evaluating method and system |
| CN112234587B (en) * | 2020-10-09 | 2022-07-26 | 国网河南省电力公司电力科学研究院 | Method and system for checking and evaluating relay protection setting value of power distribution network |
| CN112670942A (en) * | 2020-11-24 | 2021-04-16 | 国网浙江省电力有限公司金华供电公司 | Distribution network system relay protection setting calculation and data management system |
| CN113342882A (en) * | 2021-05-21 | 2021-09-03 | 贵州电网有限责任公司 | Intelligent checking system for protecting constant value granulation under big data |
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