CN103354388B - Multi-service linked electric power operation instruction issuing method - Google Patents
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Abstract
The invention relates to electrical network analysis and anti-error processing of an electric power scheduling instruction and especially relates to a multi-service linked electric power operation instruction issuing method. Before executing remote control operation to the power grid, an anti-error analysis and load flow calculation model is used to substitute the analysis and calculation of a human brain and ratification of many parties are obtained through operation monitoring, video monitoring and other modes so that a behavior constraint of the operation is formed. The integration analysis and the anti-error processing can be effectively performed on the electric power scheduling instruction. A comprehensive and safe guarantee is provided for security and accuracy of power-grid remote control. Burden of operation personnel is mitigated. The remote control operation is safe and reliable so that harm to the power grid caused by misoperation is avoided.
Description
Technical field
The present invention relates to a kind of electrical network analysis of power scheduling instruction, anti-error process, the electric power operation instruction issuing method of particularly a kind of many service interlocks.
Background technology
In existing electric power system SCADA system, all there is distant control function, can carry out to various power scheduling instructions that remote control is assigned, straighforward operation.But, effective electrical network analysis is not passed through in this kind of power scheduling instruction, the anti-error process of more leisure opinion, therefore this distant control function lacks the guarantee of fail safe and accuracy, dispatching and monitoring personnel are made to have psychological burden when carrying out straighforward operation, but along with the development of electrical network, automaticity is also more and more higher, the management and running of electrical network are also developing to intelligent direction, electrical network straighforward operation is very general and necessary, straighforward operation seems a simple behavior act, if but generation misoperation brings huge harm by electrical network, although cause SCADA system to have distant control function, still continuing to use the most traditional mode to during power grid control, operate to scene, and the distant control function of SCADA system cannot effectively be played, then further cause the problem of actual operation poor efficiency and stable operation, hinder electrical network intelligent development.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art part, and propose one and can effectively power scheduling instruction comprehensively be analyzed, anti-error process, the electric power operation instruction issuing method of many service interlocks that fail safe and accuracy for electrical network Long-distance Control provide safeguard.
The present invention is achieved through the following channels:
The electric power operation instruction issuing method of many service interlocks, its main points are, comprise the steps:
A kind of electric power scheduling automatization system is provided, it establishes the power grid topology model based on CIM61970; This dispatch automated system includes power equipment real-time acquisition system and power system operation protocol data system simultaneously;
There is provided the electrical network be connected with electric power scheduling automatization system anti-error analysis process system, it includes control operation man-machine interface, automatically triggers anti-error analysis module, tidal current analysis computing module and anti-error analysis correction verification module, the anti-error analysis module of automatic triggering is connected with tidal current analysis computing module, and the two is all connected with anti-error analysis correction verification module, anti-error analysis correction verification module is then connected with control operation man-machine interface by network communication;
Control operation man-machine interface is chosen the equipment that will operate in the power grid topology model of electric power scheduling automatization system, and transmission remote manipulation instruction and check command trigger anti-error analysis module and tidal current analysis computing module to automatic, wherein,
First the anti-error analysis module of automatic triggering operates front power network topology and flow state according to operational order and from the current real-time data computational analysis that power equipment real-time acquisition system obtains, according to operational order, the rear state of operation is adjusted in operating equipment simulation further, power network topology after computational analysis operation and flow state, then power network topology before and after operation and flow state are compared, extract because this operation is to the change of the electric parameters that electrical network brings and the delta data of topological electrical island, send anti-error analysis correction verification module to
The electric parameters such as each equipment of electrical network before tidal current analysis computing module calculates operation according to operational order and after simulated operation is meritorious, idle, voltage, electric current, utilize the comparison of the calculation of tidal current electric parameters before and after operation, acquisition operates the delta data brought electric network swim, and compare with the out-of-limit limit value in each device parameter, calculate the overload because this operation brings, the out-of-limit information of equipment, and send anti-error analysis correction verification module to;
The data that anti-error analysis correction verification module obtains according to the anti-error analysis module of automatic triggering and tidal current analysis computing module, compare with power system operation protocol data system, judge whether operation violates power system operation code, if violate power system operation code, then judge that this operational order is that misoperation instruction rower of going forward side by side shows, if do not violate power system operation code, then judge that this operational order is as allowing instruction, rower of going forward side by side shows;
Checking data and the operational order indicated are sent it back control operation man-machine interface by network communication, if operational order is misoperation, then by control operation man-machine interface terminating operation; If checking data and operational order for allowing instruction, are then sent on monitoring machine by operational order;
The operational order of checking data and sign is compared judgement by monitoring machine, if the two is not identical, then and terminating operation, and return the anti-error analysis process system of electrical network, if the two conforms to, then operational order is sent to video monitoring system,
Video monitoring system carries out position calculation according to the equipment of specifying in operational order, then the angle corresponding with the operating equipment preset with the camera that designated equipment is associated and focal length is selected, automatically by associated field camera alignment function equipment, and feed back ready information to electric power scheduling automatization system
Send straighforward operation order to the measure and control device of transformer station by electric power scheduling automatization system, complete actual operation by the measure and control device of transformer station;
After operation terminates, the real-time running data of each equipment of this equipment of power equipment real-time acquisition system Real-time Collection and corresponding line, and send to the anti-error analysis process system of electrical network, analyzed as follows by anti-error analysis correction verification module: the variable quantity that should reach according to straighforward operation equipment of real-time running data and former calculating is compared, whether automatic discrimination reaches operation object state, if so, then the command set that operating and remote controlling sends is that system judges to operate completion status.
Electric power scheduling automatization system of the present invention also referred to as power dispatching automation EMS system,
The present invention is to before the actual execution of electrical network straighforward operation, the analytical calculation of the brain of people is replaced by anti-error analysis and power flow algorithm, and by operation monitoring, obtain and in many ways approve, define and judge from preoperative analysis, observe until the object after operation judges the behavior restraint of a series of operation to monitoring during operation, real provide a comprehensive safety guarantee for electrical network remote control, alleviate the burden of operating personnel, make straighforward operation more safe and reliable, avoid the harm that misoperation brings electrical network.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of the electric power operation instruction issuing method of many service interlocks of the present invention;
Below in conjunction with accompanying drawing, the present invention is described further.
Embodiment
Most preferred embodiment:
With reference to accompanying drawing 1, the electric power operation instruction issuing method of many service interlocks, comprises the steps:
Precondition:
(1) power grid topology model based on CIM61970 has been established in current power dispatching automation EMS system;
(2) the power equipment real-time acquisition system in current power dispatching automation EMS system has possessed each Real-time Collection amount of power equipment.
Concrete implementation step and flow process:
1, on EMS primary connection figure, the equipment that will operate is selected at interface,
2, remote control check command is sent;
3, after receiving remote control check command, network communication is utilized guidance command to be issued anti-error analysis module and Load flow calculation module.
The anti-error analysis module of automatic triggering and Load flow calculation module carry out anti-error analysis to this operation, its method is, first power network topology and flow state before computational analysis operation, rear state is operated inner automatically operating equipment simulation being adjusted to of program, power network topology and flow state after computational analysis operation, and topological sum flow state before and after operation is compared, extract because this operation is to the change of the electric parameters that electrical network brings and the change of topological electrical island, utilize changing content, draw anti-error analysis conclusion.
Utilize flow calculation program module, the electric parameters such as each equipment of electrical network before and after operation is meritorious, idle, voltage, electric current can be calculated, utilize the comparison of the calculation of tidal current electric parameters before and after operation, the impact operating and electric network swim is brought can be drawn, and compare with the out-of-limit limit value in each device parameter, calculate the overload because this operation brings, the out-of-limit information of equipment.Described Load flow calculation is algorithm classical in electric power system, under calculating certain electric network state, and each power equipment power, voltage, electric current.
Utilize anti-error analysis checking routine module, utilize the power system operation code of sequencing, judge whether operation violates power system operation code, the operation of abuse is then misoperation.
Such as: 1513 disconnecting links are pulled open in remote control, by calculating the electric load of the band by this disconnecting link, because power system operation code forbids on-load drawing disconnecting link, be therefore judged as quiescing.
Utilize the analysis of this step program, draw check results, and result utilized network communication automatically to beam back in the man-machine interface at operator place.
4, operate man-machine interface and receive check results information, check results will be shown in dialog box, and by voice broadcast, operating personnel can be seen, can hear again that operation brings affect information.
If 5 perform for forbidding, then terminating operation;
If 6 for reminding operation;
If operator presses " permission " button, then carry out the 8th step; If operator presses " forbidding " button, then terminating operation.
If 7 for allowing operation;
8, operational order is sent on monitoring machine;
9, guard machine personnel and can see check analysis information simultaneously, and guard:
If operator presses " permission " button, then carry out the tenth step;
If operator presses " refusal " button, then terminating operation.
10, operation information is dealt into video monitoring system by system automatically, and video monitoring system selects camera and angle corresponding to the operating equipment that presets and focal length, automatically by associated field camera alignment function equipment automatically according to the equipment sent.
11, send actual straighforward operation order, to the measure and control device of transformer station, complete actual operation by the measure and control device of transformer station.
12, field apparatus whether action to put in place differentiation:
After sending guidance command, whether equipment is real has carried out action according to guidance command, now still unknown, and whether really operating equipment operation puts in place, is the problem of electric power system relation, because whether this is misoperation by directly affecting subsequent operation.
1) can whether action puts in place by the collection capacity system automatic discrimination equipment of SCADA system;
Such as: pull open switch, switch position signal was " conjunction " originally, after switch motion, position signalling strain is " dividing ", simultaneously, switch power and the strain of current acquisition value are 0, when these signals and collection capacity change, pass through network communication mode, to automatically be sent to anti-error Analysis Service module, when anti-error analysis module receives signal and the collection capacity of change, the variable quantity that should reach according to straighforward operation equipment is compared, automatic discrimination, whether reach operation object state, namely action puts in place, now, the command set sent by operating and remote controlling is that system judges to operate completion status, and eject dialog box prompting operating personnel, people is for checking again, before artificial confirmation, householder method below can be utilized to confirm.
2) state that puts in place of operating equipment is manually checked by Video Remote;
For confirming that the whether real action of equipment puts in place further, because system in preceding step has driven camera to targeted by this equipment, can manually be reaffirmed by video.
Meet the 12 step condition, operating personnel can click ACK button in prompting confirmation operation puts dialog box in place, represent this straighforward operation device action and put in place, can carry out the straighforward operation of next equipment.
It is same as the prior art that the present invention does not state part.
Claims (1)
1. the electric power operation instruction issuing method of many service interlocks, is characterized in that, comprise the steps:
A kind of electric power scheduling automatization system is provided, it establishes the power grid topology model based on CIM61970; This dispatch automated system includes power equipment real-time acquisition system and power system operation protocol data system simultaneously;
There is provided the electrical network be connected with electric power scheduling automatization system anti-error analysis process system, it includes control operation man-machine interface, automatically triggers anti-error analysis module, tidal current analysis computing module and anti-error analysis correction verification module, the anti-error analysis module of automatic triggering is connected with tidal current analysis computing module, and the two is all connected with anti-error analysis correction verification module, anti-error analysis correction verification module is then connected with control operation man-machine interface by network communication;
Control operation man-machine interface is chosen the equipment that will operate in the power grid topology model of electric power scheduling automatization system, and transmission remote manipulation instruction and check command trigger anti-error analysis module and tidal current analysis computing module to automatic, wherein,
First the anti-error analysis module of automatic triggering operates front power network topology and flow state according to operational order and from the current real-time data computational analysis that power equipment real-time acquisition system obtains, according to operational order, the rear state of operation is adjusted in operating equipment simulation further, power network topology after computational analysis operation and flow state, then power network topology before and after operation and flow state are compared, extract because this operation is to the change of the electric parameters that electrical network brings and the delta data of topological electrical island, send anti-error analysis correction verification module to
The each equipment of electrical network before tidal current analysis computing module calculates operation according to operational order and after simulated operation is gained merit, the electric parameters of idle, voltage, electric current, utilize the comparison of the calculation of tidal current electric parameters before and after operation, acquisition operates the delta data brought electric network swim, and compare with the out-of-limit limit value in each device parameter, calculate the overload because this operation brings, the out-of-limit information of equipment, and send anti-error analysis correction verification module to;
The data that anti-error analysis correction verification module obtains according to the anti-error analysis module of automatic triggering and tidal current analysis computing module, compare with power system operation protocol data system, judge whether operation violates power system operation code, if violate power system operation code, then judge that this operational order is that misoperation instruction rower of going forward side by side shows, if do not violate power system operation code, then judge that this operational order is as allowing instruction, rower of going forward side by side shows;
Checking data and the operational order indicated are sent it back control operation man-machine interface by network communication, if operational order is misoperation, then by control operation man-machine interface terminating operation; If checking data and operational order for allowing instruction, are then sent on monitoring machine by operational order;
The operational order of checking data and sign is compared judgement by monitoring machine, if the two is not identical, then and terminating operation, and return the anti-error analysis process system of electrical network, if the two conforms to, then operational order is sent to video monitoring system,
Video monitoring system carries out position calculation according to the equipment of specifying in operational order, then the angle corresponding with the operating equipment preset with the camera that designated equipment is associated and focal length is selected, automatically by associated field camera alignment function equipment, and feed back ready information to electric power scheduling automatization system
Send straighforward operation order to the measure and control device of transformer station by electric power scheduling automatization system, complete actual operation by the measure and control device of transformer station;
After operation terminates, the real-time running data of each equipment of this equipment of power equipment real-time acquisition system Real-time Collection and corresponding line, and send to the anti-error analysis process system of electrical network, analyzed as follows by anti-error analysis correction verification module: the variable quantity that should reach according to straighforward operation equipment of real-time running data and former calculating is compared, whether automatic discrimination reaches operation object state, if so, then the command set that operating and remote controlling sends is that system judges to operate completion status.
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| CN106022608A (en) * | 2016-05-19 | 2016-10-12 | 国电南瑞科技股份有限公司 | Remote operation safety control method considering state of power grid equipment |
| CN106059074A (en) * | 2016-06-09 | 2016-10-26 | 重庆三峡学院 | Power dispatching management system |
| CN109193642A (en) * | 2018-10-15 | 2019-01-11 | 深圳供电局有限公司 | A kind of power scheduling network is issued an order method and system |
| CN110391912B (en) * | 2019-07-26 | 2022-05-24 | 南方电网科学研究院有限责任公司 | Distributed evaluation decision method and system based on secret sharing mechanism |
| CN113222429B (en) * | 2021-05-20 | 2022-11-29 | 国网山东省电力公司潍坊供电公司 | Power grid power consumption demand supervision method based on geographic information consistency verification |
| CN113708278B (en) * | 2021-08-30 | 2024-05-24 | 长园共创电力安全技术股份有限公司 | Anti-misoperation dynamic verification method and system for transformer substation |
| CN115394069B (en) * | 2022-07-29 | 2024-04-09 | 上海合壹未来文化科技有限公司 | Multi-equipment linkage remote control system, method, equipment and storage medium |
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