CN102545204B - Automatic generation method and device of power grid fault set - Google Patents
Automatic generation method and device of power grid fault set Download PDFInfo
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- CN102545204B CN102545204B CN201110375256.7A CN201110375256A CN102545204B CN 102545204 B CN102545204 B CN 102545204B CN 201110375256 A CN201110375256 A CN 201110375256A CN 102545204 B CN102545204 B CN 102545204B
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Abstract
The invention provides an automatic generation method and a device of a power grid fault set. The method comprises the following steps: obtaining a common information model (CIM) from the EMS or an automation system supporting the IEC 61970 CIM standard, analyzing the CIM to obtain basic data which comprise basic equipment information and power grid topology model information for generating the fault set, adopting electric topology arithmetic to obtain equipment electric contact relation, searching targets connected with the equipment through the contact relation, and utilizing a failure set template to substitute the connected target equipment to automatically generate the fault set the equipment corresponds to. The method and the device remove a large amount of mechanical work that power grid mode analyzers manually establish the fault set, reduce errors caused by manual input, are capable of remarkably improving working efficiency of the power grid mode analyzers and facilitate search and maintenance of fault set data.
Description
Technical field
The present invention relates to field of power, relate in particular to a kind of automatic generation method of power grid fault set and a kind of automatically generating device of power grid fault set.
Background technology
In electric power system, dispatching of power netwoks department be to whole electrical network safe, stable, economical operation is commanded and the maincenter department coordinated, also be an intensive department crossing of multiple professional technique, these professional techniques comprise electrical network professional technique, automated control technology, IT information technology etc.For realizing identification and the control to electrical network real time execution situation, power scheduling control centre has often configured a large amount of data acquisition and monitoring systems, automatic control system and IT application in management system, as EMS/SCADA system (EMS/data acquisition and supervisor control), AGC(automatic generation control) and AVC(automatism voltage control), OMS(power dispatch system operation and management system) system and professional calculated off-line program that each professional sections used etc.
In addition, each grid company is also provided with the department that the establishment of major network operational mode and mode are carried out to specialized management, and electrical network analysis is exactly an important service of this department, needs to use various off-lines specialty calculation procedures for this reason and assists.Wherein, power grid fault set is as the main technique methods of various accidents in simulating grid running, and for a long time, it is all by electrical network mode analyst's hand-coding and maintenance, but, there is following problems in this employing hand-coding and the method for safeguarding fault collection:
One, write the related datas such as the system communication chart that often will consult electrical network in the process of fault collection, plant stand cut-away drawing, current practical ways, need the data of reference more, workload is huge, thereby causes the process of hand-coding easily to be made mistakes;
Two, the fault collection of electrical network mode analyst hand-coding, lacks structurized description, causes the query and maintenance of data extremely inconvenient; Because often writing of fault collection carried out jointly by many people, the problem of compiling, miscode, repeat establishment is leaked in unavoidable appearance, yet because cannot carry out structuring to fault collection data, causes and be difficult to realize problems in addition;
Three, the topological structure of power grid fault set and current electrical network, real time operation mode are often closely related, therefore there is certain time performance requirement, the mode that adopts original manual compiling often cannot be timely and the variation of comprehensive perception electric network composition, the fault set pair of manual compiling in current in real time/there is the defect of real-time adaptability aspect in electric network composition quasi real time.
Therefore, a kind of need new fault collection badly generation method replaces electrical network mode analyst in prior art and adopts manual mode to set up the method for fault collection, to improve electrical network mode analyst's operating efficiency.
Summary of the invention
For addressing the above problem, the invention provides a kind of automatic generation method and device of power grid fault set, can automatically generate power grid fault set, improve electrical network mode analyst's operating efficiency.
For achieving the above object, the present invention adopts following technical scheme:
An automatic generation method for power grid fault set, comprises the following steps:
From EMS system or support arbitrarily the automated system of IEC61970CIM standard to obtain CIM model, and described CIM model is resolved, obtain the basic data that generates fault collection, described basic data comprises infrastructure device information and power network topology model information;
Basic data according to described generation fault collection, adopt electric topological algorithm to obtain the electric communication relationship of equipment, the object connecting by this communication relationship search equipment, and utilize fault collection masterplate substitution connecting object equipment, thus automatically generate the corresponding fault collection of this equipment;
The basic data of the described generation fault of described foundation collection, the process that adopts electric topological algorithm to obtain the electric communication relationship of equipment specifically comprise:
Basic data according to described generation fault collection, adopts electric topological algorithm, and the mode traveling through by topology is set up the static models of Net Frame of Electric Network;
Timing is from EMS system acquisition real time execution metric data, and then the real-time link model of acquisition electrical network; The real-time link model of described electrical network comprises under current rack the electric communication relationship between grid equipment between the Jian, of transformer station transformer station and power plant and in plant stand.
An automatically generating device for power grid fault set, comprising:
Data integration module, be used for from EMS system or support arbitrarily the automated system of IEC61970CIM standard to obtain CIM model, and described CIM model is resolved, obtain the basic data that generates fault collection, described basic data comprises infrastructure device information and power network topology model information;
Fault collection generation module, for the basic data according to described generation fault collection, adopt electric topological algorithm to obtain the electric communication relationship of equipment, the object connecting by this communication relationship search equipment, and utilize fault collection masterplate substitution connecting object equipment, thereby automatically generate the corresponding fault collection of this equipment;
Described fault collection generation module comprises that static models are set up module, link model is set up module in real time;
Described static models are set up module for the basic data according to described generation fault collection, adopt electric topological algorithm, and the mode traveling through by topology is set up the static models of Net Frame of Electric Network;
Described real-time link model set up module for regularly from EMS system acquisition real-time measurement service data, and then obtain the real-time dynamic link model of electrical network; The real-time link model of described electrical network comprises under current rack the electric communication relationship between grid equipment between the Jian, of transformer station transformer station and power plant and in plant stand.
By above scheme, can be found out, the automatic generation method of power grid fault set of the present invention and device, the creationary CIM of utilization model is realized automatic generation and the version updating of power grid fault set, a large amount of mechanicalness work that electrical network mode analyst sets up fault collection have by hand been removed from, reduce the mistake causing due to manual input, can significantly improve electrical network mode analyst's operating efficiency; And the present invention adopts the mode of structured storage to set up fault collection database, be convenient to the query and maintenance of fault collection data; In addition, method of the present invention and device adopt based on CIM in real time/topological structure of electric data quasi real time, can be in time for the structure of current electrical network, automatically generate fault collection data targetedly, but also promoted the accuracy that the complex fault collection of the equipment such as bus is generated.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of the automatic generation method of a kind of power grid fault set of the present invention;
Fig. 2 is the structural representation of the automatically generating device of a kind of power grid fault set of the present invention.
Embodiment
The invention provides a kind of automatic generation method and device of power grid fault set, can solve in prior art and need staff to generate by hand the ineffective problem that power grid fault set brings.Below in conjunction with accompanying drawing, specific embodiment of the invention is further described.
As shown in Figure 1, the automatic generation method of a kind of power grid fault set of the present invention, comprises the steps:
Step S1, from EMS system (Energy management system, EMS) or arbitrarily support IEC61970CIM(common information model, Common Information Model) automated system of standard is obtained CIM model, and described CIM model is resolved, obtain the basic data that generates fault collection, described basic data comprises infrastructure device information, graphic resource information and power network topology model information etc., the basic data source generating as fault collection.This step can realize by exchanges data and Data Analysis algorithm regularly.
Step S2, according to the basic data of described generation fault collection, adopt electric topological algorithm to obtain the electric communication relationship of equipment, the object connecting by this communication relationship search equipment, and utilize fault collection masterplate substitution connecting object equipment, thereby automatically generate the corresponding fault collection of this equipment.As for inlet station M22 bus, by topological relation, search the circuit that this bus connects and be respectively " ”,“ Jiangmen-mouth of a river, the bronze drum Chang— mouth of a river ”,“ mouth of a river-Taishan ", the fault collection that generated is as follows:
LS-TONGGUCH220.-SHUIKOU220. -16.
LS-SHUIKOU220.-TAISHAN220. -16.
LS-JIANGMEN220.-SHUIKOU220. -16.
As a good example, can adopt the electric topological algorithm of searching for based on depth & wideth as electric topological algorithm of the present invention.
As a good example, described in obtain the electric communication relationship of equipment process specifically can comprise as follows:
Basic data according to described generation fault collection, adopts electric topological algorithm, and the mode traveling through by topology is set up the static models of Net Frame of Electric Network;
Regularly, from EMS system acquisition real-time measurement service data, this real-time measurement service data comprises the electrical network remote measure and communication data that collect; On the static models basis of above-mentioned Net Frame of Electric Network, introduced again electrical network real-time measurement service data, therefore can obtain the real-time link model of electrical network, the real-time link model of electrical network has comprised the electric communication relationship between the Jian, of transformer station transformer station and power plant under current rack.
It should be noted that, the design of electric topological algorithm is equally based on CIM standard.
For helping those skilled in the art further to understand the present invention, below in conjunction with the 220kV bus M22 of 220kV inlet station, be that a concrete application example describes:
Sending out EMS system is example, first obtain the CIM model data of EMS system, (there is static tie point in the static annexation that then obtains circuit on current M22 bus and this bus by EMS/CIM power network topology model, but current may not be real connection), on known this bus of current existence, be connected to respectively " ”,“ Jiangmen-mouth of a river, the bronze drum Chang— mouth of a river ”,“ mouth of a river-Taishan " three-line, by regularly obtaining the electrical network remote measure and communication data that collect from the real-time measurement service data of EMS system, (be switch again, the real-time position information of disconnecting link), now can in conjunction with the electric topological algorithm of CIM, determine the three-line Zhong“ mouth of a river-Taishan above according to remote measure and communication data ", " Jiangmen-mouth of a river " current being just connected on M22 bus (exists connective), the Er“ bronze drum Chang— mouth of a river " (220kV transformer station adopts two female modes of connection to current be connected on another bus, a circuit often has static annexation by two bus bar side disconnecting links and two buses, according to current actual operating, determine to enable one of them disconnecting link and form real-time connected relation), if therefore can judge that the current M22 bus of will simulating trips, the Ze“ mouth of a river-Taishan ", " Jiangmen-mouth of a river " circuit is inevitable with jumping, can generate according to this relation the fault collection of M22 bus,
According to the masterplate of line fault collection, " the ”,“ Jiangmen-mouth of a river, the mouth of a river-Taishan " in conjunction with searching out, can show that the fault collection of M22 bus is as follows:
LS-SHUIKOU220.-TAISHAN220. -16.
LS-JIANGMEN220.-SHUIKOU220. -16.
From above-mentioned application example, known method of the present invention can be by Auto-Sensing and model version matching feature, the variation that the electric network composition of each class model of perception occurs, and according to changing the systematic function that automatically triggers fault collection.
Comprehensive application is the future directions of dispatching of power netwoks technical field development, need to be by a plurality of different systems, comprise acquisition system, automatic control system, application integration online and calculated off-line Tool Room completes unified application, method of the present invention is just for the comprehensive application of dispatching of power netwoks mechanism provides realization basis, it is by the basis that adopts CIM model to generate as fault collection, can be according to the difference of off-line/online computing system type, automatically generate the fault collection that is applicable to different computing systems, comprise BPA system (electric power system tide and transient stability program), PSASP system (Power System Analysis Software Package, Based on Power System Analysis Software Package), EMS(Energy management system, EMS) system etc., it is the automatic generation method of power grid fault set of the present invention, go for comprising BPA system, PSASP system, the automatic generation of the fault collection of the different computing systems of EMS system.
In addition, according to the difference of on-line/off-line computing system, the present invention adopts the power network topology model based on CIM, according to the topological communication relationship between system and electric equipment, can automatically generate the single failure collection of equipment, simultaneously on the basis of topological link model for multi-link equipment such as buses, also there is the function of automatic identification institute connection line number, and can automatically generate respectively the failure collection of multi-link equipment according to the difference of current operational mode.
Corresponding with the automatic generation method of a kind of power grid fault set of the present invention, the present invention also provides a kind of automatically generating device of power grid fault set, as shown in Figure 2, comprising:
Data integration module, be used for from EMS system or support arbitrarily the automated system of IEC61970CIM standard to obtain CIM model, and described CIM model is resolved, obtain the basic data that generates fault collection, described basic data comprises infrastructure device information and power network topology model information;
Fault collection generation module, for the basic data according to described generation fault collection, adopt electric topological algorithm to obtain the electric communication relationship of equipment, the object connecting by this communication relationship search equipment, and utilize fault collection masterplate substitution connecting object equipment, thereby automatically generate the corresponding fault collection of this equipment.
As a good embodiment, in described fault collection generation module, can comprise that static models are set up module, link model is set up module in real time;
Described static models are set up module for the basic data according to described generation fault collection, adopt electric topological algorithm, and the mode traveling through by topology is set up the static models of Net Frame of Electric Network;
Described real-time link model set up module for regularly from EMS system acquisition real-time measurement service data, and then obtain the real-time link model of electrical network; The real-time link model of described electrical network comprises under current rack the electric communication relationship between grid equipment between the Jian, of transformer station transformer station and power plant and in plant stand.
In addition, described electric topological algorithm can be the electric topological algorithm based on depth & wideth search.
Other technical characterictic of the automatically generating device of a kind of power grid fault set of the present invention is identical with the automatic generation method of above-mentioned a kind of power grid fault set, does not repeat them here.
By above scheme, can find out, the automatic generation method of power grid fault set of the present invention and device, the creationary CIM of utilization model is realized automatic generation and the version updating of power grid fault set, a large amount of mechanicalness work that electrical network mode analyst sets up fault collection have by hand been removed from, reduce the mistake causing due to manual input, can significantly improve electrical network mode analyst's operating efficiency; And the present invention adopts the mode of structured storage to set up fault collection database, be convenient to the query and maintenance of fault collection data; In addition, method of the present invention and device adopt based on CIM in real time/topological structure of electric data quasi real time, can be in time for the structure of current electrical network, automatically generate fault collection data targetedly, and because the fault collection that adopts power network topology computation model to participate in multi-link equipment generates, also effectively promoted the accuracy that the complex fault collection of the equipment such as bus is generated.
Above-described embodiment of the present invention, does not form limiting the scope of the present invention.Any modification of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in claim protection range of the present invention.
Claims (6)
1. an automatic generation method for power grid fault set, is characterized in that, comprises the following steps:
From EMS system or support arbitrarily the automated system of IEC61970CIM standard to obtain CIM model, and described CIM model is resolved, obtain the basic data that generates fault collection, described basic data comprises infrastructure device information and power network topology model information;
Basic data according to described generation fault collection, adopt electric topological algorithm to obtain the electric communication relationship of equipment, the object connecting by this communication relationship search equipment, and utilize fault collection masterplate substitution connecting object equipment, thus automatically generate the corresponding fault collection of this equipment;
The basic data of the described generation fault of described foundation collection, the process that adopts electric topological algorithm to obtain the electric communication relationship of equipment specifically comprise:
Basic data according to described generation fault collection, adopts electric topological algorithm, and the mode traveling through by topology is set up the static models of Net Frame of Electric Network;
Timing is from EMS system acquisition real time execution metric data, and then the real-time link model of acquisition electrical network; The real-time link model of described electrical network comprises under current rack the electric communication relationship between grid equipment between the Jian, of transformer station transformer station and power plant and in plant stand.
2. the automatic generation method of power grid fault set according to claim 1, is characterized in that, described electric topological algorithm is the electric topological algorithm based on depth & wideth search.
3. the automatic generation method of power grid fault set according to claim 1, is characterized in that, the described real-time measurement service data of obtaining from EMS system comprises the electrical network remote measure and communication data that collect.
4. according to the automatic generation method of the power grid fault set described in claim 1-3 any one, it is characterized in that, the automatic generation method of described power grid fault set is applicable to comprise the automatic generation of fault collection of the different computing systems of BPA system, PSASP system and EMS system.
5. an automatically generating device for power grid fault set, is characterized in that, comprising:
Data integration module, be used for from EMS system or support arbitrarily the automated system of IEC61970CIM standard to obtain CIM model, and described CIM model is resolved, obtain the basic data that generates fault collection, described basic data comprises infrastructure device information and power network topology model information;
Fault collection generation module, for the basic data according to described generation fault collection, adopt electric topological algorithm to obtain the electric communication relationship of equipment, the object connecting by this communication relationship search equipment, and utilize fault collection masterplate substitution connecting object equipment, thereby automatically generate the corresponding fault collection of this equipment;
Described fault collection generation module comprises that static models are set up module, link model is set up module in real time;
Described static models are set up module for the basic data according to described generation fault collection, adopt electric topological algorithm, and the mode traveling through by topology is set up the static models of Net Frame of Electric Network;
Described real-time link model set up module for regularly from EMS system acquisition real-time measurement service data, and then obtain the real-time dynamic link model of electrical network; The real-time link model of described electrical network comprises under current rack the electric communication relationship between grid equipment between the Jian, of transformer station transformer station and power plant and in plant stand.
6. the automatically generating device of power grid fault set according to claim 5, is characterized in that, described electric topological algorithm is the electric topological algorithm based on depth & wideth search.
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| CN103942731B (en) * | 2014-04-21 | 2017-02-15 | 国家电网公司 | Power grid anticipated fault set automatic generating method and system |
| CN103955609B (en) * | 2014-04-25 | 2016-09-21 | 国家电网公司 | A kind of forecast failure collection automatic generation method based on typhoon model |
| CN104063807A (en) * | 2014-06-26 | 2014-09-24 | 国家电网公司 | Regional grid failure assistant decision method |
| CN104077730A (en) * | 2014-07-08 | 2014-10-01 | 国家电网公司 | Comprehensive quantization evaluation method, device and system for power grid dispatching and operating |
| CN104505940B (en) * | 2014-12-19 | 2017-01-04 | 国家电网公司 | Territory, county distribution operational failure analysis diagnostic platform |
| CN109508341A (en) * | 2019-01-08 | 2019-03-22 | 广东电网有限责任公司 | Defect management method and system |
| CN110675279B (en) * | 2019-09-20 | 2023-08-01 | 国网山东省电力公司检修公司 | Power grid construction simulation system based on AI visualization |
| CN112147459B (en) * | 2020-08-12 | 2024-08-16 | 国电南瑞科技股份有限公司 | SCADA system-based power grid fault analysis device and method |
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