CN103578039B - A kind of power networks risk prewarning analysis system - Google Patents

A kind of power networks risk prewarning analysis system Download PDF

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Publication number
CN103578039B
CN103578039B CN201210273768.7A CN201210273768A CN103578039B CN 103578039 B CN103578039 B CN 103578039B CN 201210273768 A CN201210273768 A CN 201210273768A CN 103578039 B CN103578039 B CN 103578039B
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data
analysis
power
user
power networks
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CN201210273768.7A
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CN103578039A (en
Inventor
李志学
王修庆
邵立坤
杨伟民
王颖峰
夏传鲲
张荣琴
侯宝素
郭霖
郭合军
刘思青
张红娜
赵敏
梁绍鹤
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HUNAN ELECTRIC POWER COMPANY HEBI POWER SUPPLY Co
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HUNAN ELECTRIC POWER COMPANY HEBI POWER SUPPLY Co
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Priority to CN201210273768.7A priority Critical patent/CN103578039B/en
Publication of CN103578039A publication Critical patent/CN103578039A/en
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00—Systems supporting electrical power generation, transmission or distribution
    • Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications

Abstract

During for reply power generation or operation of power networks, various unsafe factors be present, ensure power system security stable operation and electric power regular supply, and a kind of power networks risk prewarning analysis system used.The system is made up of homepage, comprehensive analysis, operating analysis, safety analysis, data maintenance, rights management etc., and is run and implemented by operation of power networks unified data model, power networks risk management system, early warning analysis construction.Because the present invention designs and applies a kind of power networks risk prewarning analysis system, can real-time judge safe operation of electric network situation, improve risk prevention, there is very strong practical value, possess avoid and reduce security incident, auxiliary rapid rush-repair positioning, aid in from user perspective carry out Electric Power Network Planning the characteristics of function, the quality of data of each operation system can thus be promoted, greatly improve operating efficiency.

Description

A kind of power networks risk prewarning analysis system
Technical field：During for reply power generation or operation of power networks, various unsafe factors be present, Guarantee power system security stable operation and electric power regular supply, and a kind of power networks risk prewarning analysis system used.
Background technology：With the continuous change of social productive forces, industrial automation, the high speed development of electronic information are raw The development of force of labor too busy to get away supply of electric power, in order to ensure the safe and reliable of supply of electric power, it is necessary to pay much attention to operation of power networks Safety, although electric power safety accident may not directly translate into great casualties or economic loss, can to national economy, Social stability and people's lives affect greatly, and involve wide, and damage sequence influences big.The command of State Council the 599th《Power ampere Full accident emergency disposal and regulations of investigating》(hereinafter referred to as《Regulations》) formally publicized and implemented within 1st in September in 2011.《Bar Example》For the influence power system security stable operation occurred during power generation either operation of power networks or influence electric power The electric power safety accident of (heating power) regular supply, it specify that the division and standard, report program, emergency disposal duty of the grade of accident Blame, regulation of investigating and the regulation being connected with regulations such as State Council 493 commands.
During power generation or operation of power networks, the analysis and judgement of various unsafe factors can indirect influence electric power System safe and stable operation influences electric power regular supply, in order to control and avoid various risks, it is necessary to take various measures to The generation of factors above is avoided, it is necessary to carry out comprehensive analysis to supply load, equipment fault, power supply user, carrys out auxiliary power grid pipe Reason personnel ensure the operation of power supply safety normal table.Currently for the above《Regulations》Management and the analysis of electric power netting safe running are also located In judgement and analysis phase by hand, including power transmission and transforming equipment carrying user's ratio etc., the working artificial combs cycle length, effect manually Rate is low, can not realize the prevention early warning to electric power safety accident, lie substantially in statistical analysis afterwards.
The content of the invention：It is an object of the invention to according to electric power safety accident criterion, there is provided unified marketing, scheduling, life Three major businesses system data interface is produced, data difference is eliminated, builds and the information such as the equipment involved by power network, user are integrated Analysis, reach and intelligent early-warning is carried out to the security incident risk that may occur in operation of power networks, transported from technical standpoint auxiliary power grid Capable safety management and scheduled overhaul, programming dispatching, ensure that a kind of power networks risk of safe operation of electric network stable application is pre- Alert analysis system.
The used to achieve the above object technical scheme of the present invention is：The system is by homepage, comprehensive analysis, operation point Analysis, safety analysis, data maintenance, rights management etc. form, and pass through operation of power networks unified data model, power networks risk pipe Reason system, early warning analysis construction run and implemented, and the constituted mode of the system is：
1. homepage：Show to user the general status in current operation of power networks with intuitive way, main presentation power network Current minimax load, the load on main power plant's same day, user's ratio of 110KV and 22KV transformer stations and load proportion；
2. comprehensive analysis：The information analysis of each device node of whole power system operating mode is shown, including：
A. the method for operation and customer analysis, the method for operation of current electric grid is shown with tree.User can be with hits A certain device node, check the detailed operation information of the equipment；
B. circuit analysis, it is index classification to user's ratio of whole circuits, load proportion, working capacity using voltage, enters Row analysis；
C. transformer station analyzes, and user's ratio of substation line, load proportion, operation are held using voltage as index classification Amount, is analyzed；
3. operating analysis：By the method for operation and user, the distribution situation of load, foundation quickly understands whole operation of power networks General status, the mutual search between circuit and electricity consumer is shown, support fuzzy query, what user can be retrieved by input Information fast positioning, including：
A. user's query analysis, there is provided any bar circuit where the fast positioning user, can check the user's after click Specific supply path；
B. circuit query is analyzed, there is provided quickly understands the number of users of circuit of interest, the circuit can be checked after click The specific classification distribution situation of user；
C. user's classification analysis, the situation of individual node is shown according to user's focus difference；
4. safety analysis：To electric power safety incident classification carry out early warning analysis, outage analysis, crash analysis, including：
A. electric power netting safe running is analyzed, and is analyzed for the circuit having a power failure in current power system operating mode, prediction and warning The latent defect situation of power network；
B. operation of power networks crash analysis, classification analysis is carried out to history accident；
5. data maintenance：Be directed to newly added equipment or transformer station reconstruction after device relationships safeguard, can set equipment in Existing equipment link information, and line upkeep management, for safeguarding different device line information, circuit can be changed Device type and voltage class, all customer informations under circuit can also be listed, the additions and deletions for carrying out customer information change and looked into, logarithm There is inaccurate information according to middle, only need to carry out simple certain operations at data maintenance interface can correct at once；
6. rights management；The mode of permission group is employed to carry out the control of authority and role-security administrative mechanism, authority Management will develop to keeper, the theme and menu being used to specify in institute's access system of each user, and its authority is independent, can protect The security of card system.
The beneficial effects of the invention are as follows：Due to designing and applying a kind of power networks risk prewarning analysis system：
1. security incident is avoided and reduces, by carrying out real-time analytic operation to grid operating conditions, it would be possible to existing Electric power safety accident carries out early warning notice, and relevant staff is informed in the form of short message or mail.Avoid safe operation of electric network The generation of accident, economic loss caused by reduction is possible.
2. auxiliary formulates the plan that has a power failure, by simulating power failure operation, the switching manipulation of simulation is subjected to analytic operation, by mould Intend operation to simulate the relevant information of existing power load distributing and user distribution, reach minimum electricity consumer power failure mode and perform and stop It is electrically operated.Economic loss caused by power failure is reduced to minimum.
3. power supply interrupted district fast positioning, remote signalling of the rapid rush-repair by the system of dispatching is aided in, telemetry, determines to stop in time Electric region, the equipment situation of whole power failure influence area is shown, analysis produces the reason for having a power failure, and auxiliary leader formulates most Good Rush Repair Scheme.
4. auxiliary carries out Electric Power Network Planning from user perspective, power grid user is distributed, the historical data of power load distributing is dug Pick analysis, by effective predicting means, planning personnel is helped to carry out following Electric Power Network Planning enlarging.
5. trans-sectoral business comprehensive analysis improves the operating efficiency of employee, by the affiliated circuit query of user, circuit amount is inquired about, The analyses such as transformer station's power load distributing greatly improve the operating efficiency of staff.Such as：Dispatcher is if necessary to report before The user of certain section of circuit classifies situation, it is necessary to log in more than two operation systems, and matching statistics calculates by hand for progress, and present The one-touch Excel of the system assay surface was only needed to export with regard to that can be easily accomplished；The progress if some client breaks down , it is necessary to which coordinating multiple departments carries out line location during trouble shoot, and user's name need to be only keyed in by the system now, clicked on Circuit and relevant information where searching for and user being obtained at once.
6. combing verification by the data of multiservice system, the quality of data is greatly improved, builds up the horizontal stroke of operation system data To insertion, ensure more to provide data across service application.
Brief description of the drawings：Fig. 1 is the operation function structure chart of the present invention
Fig. 2 is the early warning analysis flow chart of the present invention
Embodiment：Embodiment 1：As shown in Figure 1 and Figure 2, the system is by homepage, comprehensive analysis, operating analysis, peace Complete analysis, data maintenance, rights management etc. form, and pass through operation of power networks unified data model, power networks risk management system System, early warning analysis construction run and implemented, and the constituted mode of the system is：
1. homepage：Show to user the general status in current operation of power networks with intuitive way, main presentation power network Current minimax load, main power plant work as purpose load, user's ratio of 110KV and 22KV transformer stations and load proportion；
2. comprehensive analysis：The information analysis of each device node of whole power system operating mode is shown, including：
A. the method for operation and customer analysis, the method for operation of current electric grid is shown with tree.User can be with hits A certain device node, check the detailed operation information of the equipment；
B. circuit analysis, it is index classification to user's ratio of whole circuits, load proportion, working capacity using voltage, enters Row analysis；
C. transformer station analyzes, and user's ratio of substation line, load proportion, operation are held using voltage as index classification Amount, is analyzed；
3. operating analysis：By the method for operation and user, the distribution situation of load, foundation quickly understands whole operation of power networks General status, the mutual search between circuit and electricity consumer is shown, support fuzzy query, what user can be retrieved by input Information fast positioning, including：
A. user's query analysis, there is provided any bar circuit where the fast positioning user, can check that the circuit is used after click The specific supply path at family；
B. circuit query is analyzed, there is provided quickly understands the number of users of circuit of interest, the circuit can be checked after click The specific classification distribution situation of user；
C. user's classification analysis, the situation of individual node is shown according to user's focus difference；
4. safety analysis：To electric power safety incident classification carry out early warning analysis, outage analysis, crash analysis, including：
A. electric power netting safe running is analyzed, and is analyzed for the circuit having a power failure in current power system operating mode, prediction and warning The latent defect situation of power network；
B. operation of power networks crash analysis, classification analysis is carried out to history accident；
5. data maintenance：Be directed to newly added equipment or transformer station reconstruction after device relationships safeguard, can set equipment in Existing equipment link information, and line upkeep management, for safeguarding different device line information, circuit can be changed Device type and voltage class, all customer informations under circuit can also be listed, the additions and deletions for carrying out customer information change and looked into, logarithm There is inaccurate information according to middle, only need to carry out simple certain operations at data maintenance interface can correct at once；
6. rights management；The mode of permission group is employed to carry out the control of authority and role-security administrative mechanism, authority Management will develop to keeper, the theme and menu being used to specify in institute's access system of each user, and its authority is independent, can protect The security of card system.
Embodiment 2：As shown in Figure 1 and Figure 2, described operation of power networks unified data model：It is by production, scheduling, marketing three Big independent operation system carries out relation combing, a set of relational model of independent design, makes production equipment information, management and running side Formula, marketing user data form incidence relation, meet linkage analysis requirement, ensure effective storage of data, efficiently available, to be Construction in a systematic way, which is set, carries out Data safeguard.
Embodiment 3：As shown in Figure 1 and Figure 2, described power networks risk management system is drawn into row data mould by ETL Type generates, including：
1. data pick-up：
Extraction step is responsible for extracting the data needed for creation data center from data source, due to each data source Interior data and its quality are different, therefore may need the respective independent extraction flow of foundation for each data source, Its object is to extract data out from data source and send cleaning in data pick-up framework to turning by one group of general-purpose interface Change step；
2. data cleansing：
Data cleansing flow is responsible for that data are cleaned and confirmed, is allowed to and the data mark required by creation data center Standard is consistent with quality；
The design of data cleansing flow can be divided into two classes：One kind be write for specific transactions source system it is special clear Washing procedure, and it is another kind of, apply to the general program of cleaning demand in all kinds of service source systems and creation data center. Because the data extracted from source system all have different degrees of inconsistency, therefore can be checked by using dependency rule With the improvement quality of data.Further, since the cleaning rule and handling process of many service source systems are essentially identical, therefore should incite somebody to action Crucial cleaning function is designed as general purpose function (the cleaning demand for meeting different business source system by running parameter) to carry Its high reusability；
3. data conversion：
Switch process is responsible for extracting source system out data and being operated or amplified.Flow path switch is that data are entering production The link modified for the last time before data center；
4. data load：
Loading flow is responsible for loading data into final data structure, and these structures are probably dimension table, it is also possible to True table or transaction table etc..Key component in load step is surrogate pipeline, and surrogate pipeline is mainly used in loading Natural key is substituted for surrogate in the tables of data of completion.In surrogate pipeline, the major key of dimension table is still protected with external key Stay, but for lifting system performance, after completing loading and terminating, some constraintss will be removed and only retain nature key Carry out.
Embodiment 4：As shown in Figure 1 and Figure 2, described early warning analysis construction, occur in Main Basiss power system operating mode Load and user distribution change carry out computing, obtain weak spot present in current electric grid, and notify user, and its early warning flow is such as Under：Power system operating mode is selected first, when running first, can be directly entered neutral net increment operation, the wind that will be detected Danger carries out early warning issue；Enter normal monitoring flow afterwards, as the method for operation is constant, hold mode monitoring, such as change, Entering neutral net increment operation；After neutral net increment operation, see whether to reach Alert Standard, such as reach early warning mark Warning information transmission will definitely be carried out, and early warning content is subjected to early warning record；It can be changed when not reaching Alert Standard such as point New record.

Claims (1)

  1. A kind of 1. power networks risk prewarning analysis system, it is characterised in that the system by homepage, comprehensive analysis, operating analysis,
    Safety analysis, data maintenance, rights management composition, and pass through operation of power networks unified data model, power networks risk pipe Reason system, early warning analysis construction run and implemented, and the constituted mode of the system is：
    1. homepage：Show to user the general status in current operation of power networks with intuitive way, main presentation power network is current Minimax load, the load on main power plant's same day, user's ratio of 110KV and 22KV transformer stations and load proportion；
    2. comprehensive analysis：The information analysis of each device node of whole power system operating mode is shown, including：
    A. the method for operation and customer analysis, the method for operation of current electric grid is shown with tree；
    User clicks on a certain device node of tree, checks the detailed operation information of the equipment；
    B. circuit analysis, it is index classification to user's ratio of whole circuits, load proportion, working capacity using voltage, is divided Analysis；
    C. transformer station analyzes, and is index classification to user's ratio of substation line, load proportion, working capacity using voltage, enters Row analysis；
    3. operating analysis：By the method for operation and user, the distribution situation of load, it is overall that foundation quickly understands whole operation of power networks Situation, the mutual search between displaying circuit and electricity consumer, support fuzzy query, user are fast by inputting the information to be retrieved Speed positioning, including：
    A. user's query analysis, there is provided any bar circuit where the fast positioning user, the specific power supply of the user is checked after click Path；
    B. circuit query is analyzed, there is provided quickly understands the number of users of circuit of interest, the tool of the line user is checked after click Body classification distribution situation；
    C. classification analysis is used, the situation of each node is shown according to user's focus difference；
    4. safety analysis：To electric power safety incident classification carry out early warning analysis, outage analysis, crash analysis, including：
    A. electric power netting safe running is analyzed, and is analyzed for the circuit having a power failure in current power system operating mode, prediction and warning power network Latent defect situation；
    B. operation of power networks crash analysis, classification analysis is carried out to history accident；
    5. data maintenance：Device relationships of the pin after newly added equipment or transformer station's reconstruction are safeguarded, can set equipment in existing Equipment link information, and line upkeep management, for safeguarding different device line information, change the device type of circuit And voltage class, all customer informations under circuit are also listed, the additions and deletions for carrying out customer information change and looked into, to occurring not in data Accurate information, only need to carry out simple certain operations at data maintenance interface can correct at once；
    6. rights management：The control of authority and role-security administrative mechanism are carried out with the mode of permission group, rights management will Keeper is developed, the theme and menu being used to specify in institute's access system of each user, its authority is independent, it is ensured that is The security of system；
    Described operation of power networks unified data model：Be will produce, scheduling, the big independent operation systems of marketing three carry out relation comb Reason, designs a set of relational model, production equipment information, dispatching running way, marketing user data is formed incidence relation, meets Linkage analysis requirement, ensures effective storage of data, efficiently available, and Data safeguard is carried out for system Construction；
    Described power networks risk management system is drawn into row data model by ETL and generated, including：
    1. data pick-up：
    Extraction step is responsible for extracting the data needed for creation data center from data source, due in each data source Data and its quality are different, therefore are required for the respective independent extraction flow of foundation for each data source, and its purpose exists In data are extracted out from data source and send by one group of general-purpose interface cleaning and switch process in data pick-up framework to；
    2. data cleansing：
    Data cleansing flow be responsible for data are cleaned and confirmed, be allowed to the data standard required by creation data center with Quality is consistent；
    The design partition of data cleansing flow is two classes：One kind is the Special cleaning program write for specific transactions source system, And it is another kind of, the general program of cleaning demand in all kinds of service source systems and creation data center is applied to, due to from source All there is different degrees of inconsistency in the data that system extracts, therefore check by using dependency rule and improve data matter Amount；
    Further, since the cleaning rule and handling process of many service source systems are essentially identical, therefore should be by the cleaning of key Functional Design is that general purpose function meets the cleaning demand of different business source system to improve its reusability by running parameter；
    3. data conversion：
    Switch process is responsible for extracting source system out data and being operated or amplified；
    Flow path switch is the link that data are modified for the last time before creation data center is entered；
    4. data load：
    Loading flow is responsible for loading data into final data structure, and these structures are dimension tables, are also the fact that table or thing Business table；
    Key component in load step is surrogate pipeline, and surrogate pipeline is mainly used in loading in the tables of data completed Natural key is substituted for surrogate；
    In surrogate pipeline, the major key of dimension table is still retained with external key, but for lifting system performance, is completed After loading terminates, some constraintss will be removed and only retain the progress of nature key；
    Described early warning analysis construction, the load occurred in Main Basiss power system operating mode and user distribution change are transported Calculate, obtain weak spot present in current electric grid, and notify user, its early warning flow is as follows：Power system operating mode is selected first, When running first, neutral net increment operation can be directly entered, the risk detected is subjected to early warning issue；Enter afterwards just Normal monitoring flow, as the method for operation is constant, hold mode monitoring, such as change, entering neutral net increment operation；Through After neutral net increment operation, see whether to reach Alert Standard, such as reach the transmission of Alert Standard row warning information, and by early warning Content carries out early warning record；Analysis record is changed when not reaching Alert Standard such as.
CN201210273768.7A 2012-07-25 2012-07-25 A kind of power networks risk prewarning analysis system Expired - Fee Related CN103578039B (en)

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US10325155B2 (en) 2016-04-19 2019-06-18 Rockwell Automation Technologies, Inc. Analyzing video streams in an industrial environment to identify potential problems and select recipients for a display of video streams related to the potential problems
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