CN101976886A - Distributed data collection partitioning mutual backup method for power dispatching automation system - Google Patents
Distributed data collection partitioning mutual backup method for power dispatching automation system Download PDFInfo
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- CN101976886A CN101976886A CN 201010524217 CN201010524217A CN101976886A CN 101976886 A CN101976886 A CN 101976886A CN 201010524217 CN201010524217 CN 201010524217 CN 201010524217 A CN201010524217 A CN 201010524217A CN 101976886 A CN101976886 A CN 101976886A
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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
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- 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
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Abstract
The invention relates to a distributed data collection partitioning mutual backup method for a power dispatching automation system, which comprises the following steps of: (1) partitioning a data acquisition part in a wide area range in a power dispatching automation system, wherein each data acquisition area transmits the data of the local area to other data acquisition areas by a dispatching data network when processing a data acquisition task in the local area; (2) during normal running, only processing and transmitting the data of the local area to an SCADA (Supervisory Control And Data Acquisition) application by each data acquisition area and using the data transmitted from other areas just as heat backup processing without transmitting the data to the SCADA application; and (3) when the data collection area is sectionalized from other areas, if transmitted communication is normal, converting the transmitted communication from a backup state into an on-duty state, and after the transmitted data is processed, transmitting the data to the SCADA application, thereby ensuring the integrity of real-time data of all independent running parts after the system is sectionalized.
Description
Technical field
The present invention relates to a kind of operation method of electric power scheduling automatization system data acquisition, be used to improve the reliability and the integrality of distributed data acquisition, belong to technical field of power dispatching automation.
Background technology
The data acquisition modes that dispatch automated system is traditional is that intrasystem front server more than two or two concentrates on a ground, be in standby each other running status between each front server, every front server all has the ability that can handle all communication tasks.But continuous development along with scale of power, amount of information is increasing, the performance requirement of every front server is just more and more higher, and along with trans-regional system integration and the standby requirement of long-distance disaster get more and more, if still adopt traditional centralized data acquisition modes then the dispatch automated systems of cover more than needing to set up, and then realize the exchange of data and share with other method, will increase user's system maintenance difficulty so greatly, and every function of system can not meet the demands fully also.The distributed data acquisition technology well solves these problems, but can occur the incomplete problem of each independent operating part real time data after the distributed system off-the-line again.
Summary of the invention
For solving the deficiency of existing dispatch automated system distributed data acquisition mode, the objective of the invention is to effectively solve the problem that distributed scheduling automated system each independent operating part when system splitting can't collect all real time datas, make each off-the-line part can collect all real time datas, guarantee the normal operation of SCADA function.
The mutual Preparation Method of a kind of electric power scheduling automatization system distributed data acquisition subregion is characterized in that: may further comprise the steps:
(1) a plurality of data acquisitions zone at first is set according to actual needs in the database of electric power scheduling automatization system, each data acquisition zone is provided with a plurality of data acquisition servers and a plurality of data acquisition communication apparatus, a plurality of data acquisition restorers are hot each other being equipped with when operation, guarantee data acquisition and processing reliable, complete sum is efficient, and data acquisition server is responsible for each data acquisition communication apparatus of initialization;
(2) according to the configuration of step (1), at first from the electric power scheduling automatization system database, read in the data acquisition area information under certain data acquisition server, corresponding according to this data acquisition area information initialization then data acquisition communication apparatus with this data acquisition server, communication link is set up at the factory station of initialized data acquisition communication apparatus and notebook data pickup area, handle these factory's relevant measuring point information real time datas in station, then these real time datas are sent to SCADA, send real time data to other one or more data acquisitions zones simultaneously;
(3) when whole electric power scheduling automatization system normally carries out paired running, be used as standby processing from the real time data that other data acquisition zones are brought, be not sent to SCADA and handle again; When the electric power scheduling automatization system off-the-line is moved, just become state on duty by stand-by state automatically from the data acquisition zone of off-the-line by the real time data that sends over, be sent to SCADA then and handle again, guarantee the integrality and the real-time of this off-the-line area data; After the electric power scheduling automatization system system returned to the paired running state from the off-the-line running status, the real time data that forwards from other data acquisition zones can revert to stand-by state again automatically.
Transmit real time data mutually by the data dispatching net between the above-mentioned different data acquisition zone.
Among the present invention, when electric power scheduling automatization system carries out normal synchronous operation, the real time data that other a large amount of data acquisition zones forward is just as standby, therefore can not have any impact to system itself, the load of the data acquisition server in the data acquisition zone of can too much increase not being responsible for receiving, and the data of transmitting to other data acquisition zones can be carried out online increase and deletion easily, can not produce any influence to other forwarding data in the process of increase and deletion forwarding data.
Therefore, distributed data acquisition server in the electric power scheduling automatization system of the present invention no longer is the data that can only handle in the notebook data pickup area, but under the situation of off-the-line, also can handle the data in other data acquisition zones, the present invention does simple expansion with the distributed data acquisition zone in the dispatch automated system, but adopt the mode of transmitting real time data each other by other networks (as the data dispatching net), make the subsystem in the data acquisition zone of each electric power scheduling automatization system all possess the ability of gathering total data, but do not increase corresponding data acquisition communication apparatus and data acquisition server again, when reducing investment outlay, guaranteed the reliable and efficient of data processing again.
Major technology point of the present invention is:
(1) in the electric power scheduling automatization system of wide-area distribution type, data are captured in carry out the subregion in the wide scope and be provided with, in the data acquisition task of each data acquisition zone in handling own zone, also the data with the one's respective area are forwarded to other data acquisition zones by the data dispatching net;
(2) when electric power scheduling automatization system normally moves, the SCADA application only is sent to after the data processing with the one's respective area in each data acquisition zone, and the data that other data acquisition zones forward are only handled as stand-by heat, are not sent to SCADA and use;
(3) after certain data acquisition zone and other regional off-the-lines, if it is normal to transmit communication, then this is transmitted communication and transfer state on duty to by stand-by state, reception is transmitted the data acquisition zone of data and is used the integrality of the real time data of each independent operating part after the assurance system splitting with being sent to SCADA after these forwarding data processing.
The beneficial effect that the present invention reached is: the user can build a distributed integral system according to existing communication channel resource distribution situation, simultaneously in order to take precautions against the risk of distributed system off-the-line, need not increase investment again communication channel is set up to each data acquisition subregion in all factory stations, directly utilizing existing communication resources just to finish subregion is equipped with mutually, what be convenient to the user dailyly uses and manages, and has also improved the disaster tolerance ability of system.
Description of drawings
Fig. 1 is the mutual Preparation Method schematic diagram of electric power scheduling automatization system distributed data acquisition subregion;
Fig. 2 is the mutual Preparation Method schematic diagram of electric power scheduling automatization system distributed data acquisition subregion under the off-the-line situation.
Embodiment
Below in conjunction with accompanying drawing the present invention is done further detailed introduction.
Fig. 1 is the mutual Preparation Method schematic diagram of electric power scheduling automatization system distributed data acquisition subregion; Fig. 2 is the mutual Preparation Method schematic diagram of electric power scheduling automatization system distributed data acquisition subregion under the off-the-line situation.
A plurality of data acquisitions zone at first is set in the database of electric power scheduling automatization system according to actual needs, each data acquisition zone is provided with a plurality of data acquisition servers and a plurality of data acquisition communication apparatus, a plurality of data acquisition restorers are hot each other being equipped with when operation, guarantee data acquisition and processing reliable, complete sum is efficient, and data acquisition server is responsible for each data acquisition communication apparatus of initialization.
From the database of electric power scheduling automatization system, read in the data acquisition area information under this advance data acquisition server then, and then according to the data acquisition communication apparatus under the information initializing notebook data pickup area in this data acquisition zone, and the factory station of data acquisition communication apparatus and notebook data pickup area set up communication link, the notebook data pickup area is only handled and these factory's relevant measuring point information and orders in station, and the various states at these measuring points of real-time judge, communication and factory station.
As shown in Figure 1, two data acquisition servers of the A in data acquisition I district, B are only handled two communication channels at A factory station, two communication channels at two data acquisition servers of the A in data acquisition II district, B treatments B factory station, two data acquisition servers of the A in data acquisition III district, B are only handled two communication channels at C factory station.Simultaneously, the real time data of the data acquisition server in data acquisition I district and III district after with A factory and C factory and office reason sends to the data acquisition server in data acquisition II district by the data dispatching net, at this moment, data acquisition I district, II district and III district are in the paired running state, therefore only the real time data at factory station is sent to SCADA and uses under will be separately, and the real time data of A factory that receive in data acquisition II district forwards from data acquisition I district and III district and C factory is only as standby processing, be not sent to SCADA and use, this process can not increase the load of the data acquisition server in data acquisition II district.
When the situation of off-the-line has taken place in electric power scheduling automatization system, as shown in Figure 2, the network in data acquisition I district and data acquisition II district and III district interrupts, if do not adopt the mutual Preparation Method of subregion, two zones in the II district of off-the-line and III district all can not have complete real time data so, and after adopting the mutual Preparation Method of subregion, data acquisition II district finds and data acquisition I district off-the-line, just automatically the real time data of the A factory that data acquisition I district is forwarded by the data dispatching net transfers state on duty to from stand-by state, and give SCADA with it and use, thereby guaranteed the integrality of the real time data of one's respective area.
When system returns to the paired running state under the off-the-line state, as shown in Figure 1, data acquisition this moment II district finds and data acquisition I district paired running, then the real time data of the A factory that automatically data acquisition I district is forwarded by the data dispatching net transfers stand-by state to from state on duty, and stop to give SCADA application with it, continue to give SCADA with the real time data of A factory and use by data acquisition I district.
We know, in the data acquisition task of each data acquisition zone in handling own zone, also the data with the one's respective area are forwarded to other data acquisition zones by the data dispatching net, therefore, data forwarding mode between the above-mentioned data acquisition zone is an example just, also can be that data acquisition II district and III district forward the data to data acquisition I district or other are more regional, perhaps data acquisition I district and II district are forwarded to data acquisition III district and other zones with data sync, in actual mechanical process, data can be transmitted with any one compound mode each other in each data acquisition zone, to guarantee wherein a certain data acquisition zone under the situation of off-the-line, other data acquisition zones can both obtain complete real time data.In addition, in any data pickup area, in order to guarantee the reliability of data acquisition, generally all adopt a plurality of data acquisition servers, the various data that the mutual clearing house of meeting needs between a plurality of data acquisition servers during normal the operation, monitor the running status of other machines mutually, finish all data acquisition tasks of notebook data pickup area jointly, when any data acquisition server fault, data acquisition task on it can be automatically assigned on the remaining other machines, is equipped with task mutually even an only remaining advance data acquisition server also can be finished all the data acquisition tasks and the subregion of notebook data pickup area.
The foregoing description does not limit the present invention in any form, and all employings are equal to the technical scheme that mode obtained of replacement or equivalent transformation, all drop in protection scope of the present invention.
Claims (2)
1. mutual Preparation Method of electric power scheduling automatization system distributed data acquisition subregion is characterized in that: may further comprise the steps:
(1) a plurality of data acquisitions zone at first is set according to actual needs in the database of electric power scheduling automatization system, each data acquisition zone is provided with a plurality of data acquisition servers and a plurality of data acquisition communication apparatus, a plurality of data acquisition restorers are hot each other being equipped with when operation, and data acquisition server is responsible for each data acquisition communication apparatus of initialization;
(2) according to the configuration of step (1), at first from the electric power scheduling automatization system database, read in the data acquisition area information under certain data acquisition server, corresponding according to this data acquisition area information initialization then data acquisition communication apparatus with this data acquisition server, communication link is set up at the factory station of initialized data acquisition communication apparatus and notebook data pickup area, handle these factory's relevant measuring point information real time datas in station, then these real time datas are sent to SCADA, send real time data to other one or more data acquisitions zones simultaneously;
(3) when whole electric power scheduling automatization system normally carries out paired running, be used as standby processing from the real time data that other data acquisition zones are brought, be not sent to SCADA and handle again; When the electric power scheduling automatization system off-the-line is moved, just become state on duty by stand-by state automatically from the data acquisition zone of off-the-line by the real time data that sends over, be sent to SCADA then and handle again; After the electric power scheduling automatization system system returned to the paired running state from the off-the-line running status, the real time data that forwards from other data acquisition zones can revert to stand-by state again automatically.
2. the mutual Preparation Method of electric power scheduling automatization system distributed data acquisition subregion according to claim 1 is characterized in that: transmit real time data mutually by the data dispatching net between the described different data acquisition zone.
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| CN102508709A (en) * | 2011-11-30 | 2012-06-20 | 国电南瑞科技股份有限公司 | Distributed-cache-based acquisition task scheduling method in purchase, supply and selling integrated electric energy acquiring and monitoring system |
| CN102682414A (en) * | 2011-02-23 | 2012-09-19 | 株式会社东芝 | Medical-information management system and medical-information management method |
| CN102710020A (en) * | 2012-06-12 | 2012-10-03 | 中国电力科学研究院 | Service bus-based real time data wide-area interaction method of scheduling integration system |
| CN105277855A (en) * | 2015-11-19 | 2016-01-27 | 国电南瑞科技股份有限公司 | A method for power grid fault characteristic data remote sharing among scheduling control systems |
| CN106787205A (en) * | 2017-01-10 | 2017-05-31 | 国电南瑞科技股份有限公司 | Data acquisition mutual Preparation Method on demand between a kind of isomorphism electric power scheduling automatization system |
| CN108595699A (en) * | 2018-05-09 | 2018-09-28 | 国电南瑞科技股份有限公司 | The Stream Processing method of wide-area distribution type data in electric power scheduling automatization system |
| CN113253643A (en) * | 2021-05-12 | 2021-08-13 | 南瑞集团有限公司 | Master-slave mode control method and management system based on D5000 master-slave mode control system |
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| CN105277855A (en) * | 2015-11-19 | 2016-01-27 | 国电南瑞科技股份有限公司 | A method for power grid fault characteristic data remote sharing among scheduling control systems |
| CN105277855B (en) * | 2015-11-19 | 2018-10-09 | 国电南瑞科技股份有限公司 | A kind of shared method of grid faults characteristics remote data between Dispatching Control System |
| CN106787205A (en) * | 2017-01-10 | 2017-05-31 | 国电南瑞科技股份有限公司 | Data acquisition mutual Preparation Method on demand between a kind of isomorphism electric power scheduling automatization system |
| CN106787205B (en) * | 2017-01-10 | 2019-05-28 | 国电南瑞科技股份有限公司 | Data acquire mutual Preparation Method on demand between a kind of isomorphism electric power scheduling automatization system |
| CN108595699A (en) * | 2018-05-09 | 2018-09-28 | 国电南瑞科技股份有限公司 | The Stream Processing method of wide-area distribution type data in electric power scheduling automatization system |
| CN113253643A (en) * | 2021-05-12 | 2021-08-13 | 南瑞集团有限公司 | Master-slave mode control method and management system based on D5000 master-slave mode control system |
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