CN105978152A - Automatic closed loop joint debugging method for telecontrol equipment and regulation and control main station of intelligent substation - Google Patents
Automatic closed loop joint debugging method for telecontrol equipment and regulation and control main station of intelligent substation Download PDFInfo
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- CN105978152A CN105978152A CN201610448002.6A CN201610448002A CN105978152A CN 105978152 A CN105978152 A CN 105978152A CN 201610448002 A CN201610448002 A CN 201610448002A CN 105978152 A CN105978152 A CN 105978152A
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- 238000012795 verification Methods 0.000 claims description 9
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- 238000012550 audit Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 description 8
- 238000004891 communication Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 4
- 238000012216 screening Methods 0.000 description 2
- 238000013479 data entry Methods 0.000 description 1
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- 238000007667 floating Methods 0.000 description 1
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- H02J13/0013—
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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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
- Y04S10/16—Electric power substations
Abstract
The invention relates to an automatic closed loop joint debugging method for telecontrol equipment and a regulation and control main station of an intelligent substation. According to the automatic closed loop joint debugging method, The correctly-debugged SCD configuration files from the monitoring background of the substation and the EXCEL model files issued by the regulation and control main station are taken as the standard basis data source; data source simulation generation software based on the existing IEC61850 protocol is adopted for simulating the operations of sending the telemetry and telecontrol data of the substation to the telecontrol equipment, obtaining messages which are sent to the regulation and control center from the telecontrol equipment, performing analyzing, comparing and the like on the messages, and realizing telemetry and telecontrol automatic closed loop joint debugging; and meanwhile, the software automatically simulates the operations of sending down the telecontrol instruction from the regulation and control center to the telecontrol equipment, obtaining the telecontrol data which is sent down to the substation from the telecontrol equipment, performing analyzing, comparing and the like on the messages, and realizing telecontrol automatic closed loop joint debugging. According to the automatic closed loop joint debugging method, the purpose of joint debugging of the telecontrol equipment and the regulation and control main station can be fulfilled without requiring power failure of primary and secondary equipment; the accuracy can achieve 100%; the time saving rate can reach greater than 95%; and therefore, the working efficiency is greatly improved, and the reliable and safe operation of the power grid can be ensured.
Description
Technical field
The present invention relates to power system automation technology field, the method especially relating to a kind of intelligent substation telemechanical apparatus based on IEC61850 stipulations and the automated closed-loop joint debugging of regulation and control main website.
Background technology
Along with the Premium Features of the unattended strengthened research of intelligent substation and regulation and control main website promote, regulation and control main website be not simply responsible for the supervision task of traditional switch tool position and Line Flow, but has undertaken the monitor task such as the supervision of all secondary equipment health state of transformer station, a secondary device remote control operation.The telemechanical apparatus of transformer station plays, in regulation and control main website, the transfer effect formed a connecting link, it is that station equipment regulates and controls, with a distant place, the bridge that main website is connected, the interior remote measure and communication data that see off on telemechanical apparatus are handed to an on-the-spot secondary device carry out practical operation to regulation and control main website, the guidance command data that the main website of reception regulation and control simultaneously is assigned.
Existing intelligent substation telemechanical apparatus and regulation and control main website joint debugging technical scheme are carried out after supervisory control of substation backstage is correct with on-the-spot one or two equipment joint debuggings, and content includes remote measurement, remote signalling, remote control (being called for short " three is distant ", lower same) joint debugging.Telemechanical apparatus with the remote measure and communication joint debugging process of regulation and control main website is: utilize special test equipment that substation secondary device is carried out dosage test, monitoring backstage can receive corresponding remote measure and communication data, these data will also pass through and deliver on telemechanical apparatus and regulate and control main website simultaneously, if monitoring backstage and regulation and control main website data consistent, test result is correct, all tests correct then joint debugging when all remote measure and communication data and terminates.Telemechanical apparatus with the remote measure and communication joint debugging process of regulation and control main website is: distant place regulation and control main website issues the remote manipulation order of on-the-spot one or two equipment, through telemechanical apparatus forward command, remote field secondary device or primary equipment, if the regulation and control remotely-controlled object that issues of main website and remote control content is actual with scene is consistent, then think that remote control is correct, terminate when all remote controls perform the most correct then joint debugging.
The major defect that prior art exists has:
1) work efficiency is extremely low.Transformer station's telemechanical apparatus and the joint debugging of regulation and control main website are still manual method, both number of devices many (telemechanical apparatus 2, regulation and control main website at least 4), repeat joint debugging (at least 4 times) often, internal information amount of standing huge (1 500kV intelligent substation there are about 10,000 a plurality of information), manually utilizing Special debugging instrument dosage test speed slow, work efficiency joint debugging accuracy extremely inefficient, artificial is the highest.
2) Operation of Electric Systems reliability is affected.Owing to artificial joint debugging accuracy is the highest, often result in the matters of aggravation sending mistake on remote measure and communication, also have the major accident causing a distant place to control by mistake or refusing to control transforming plant primary equipment.
3) security risk is high.Using traditional Special debugging instrument that manually utilizes to carry out dosage test method, need to carry out isolating the secondary circuits such as electric current, voltage, tripping operation, power supply, in process of the test, security risk is high.
4) grid power blackout is directly contributed.Remote control united test uses a secondary device method in direct remote control station, causes transformer station one secondary device to have a power failure.
Summary of the invention
A kind of method that it is an object of the invention to provide intelligent substation telemechanical apparatus and the automated closed-loop joint debugging of regulation and control main website, the method can complete telemechanical apparatus and regulation and control main website joint debugging purpose without being had a power failure by a secondary device, accuracy is up to 100%, and saving of time rate reaches more than 95%.Work efficiency is not only greatly improved, and guarantees the reliable and secure operation of electrical network.
For achieving the above object, a kind of method that the technical scheme is that intelligent substation telemechanical apparatus and the automated closed-loop joint debugging of regulation and control main website, comprise the steps,
S1: transformer station's automated closed-loop joint debugging system is provided, described transformer station automated closed-loop joint debugging system is connected to telemechanical apparatus station level end, and ensureing that telemechanical apparatus disconnects with A/B net in station, described transformer station automated closed-loop joint debugging system is also through switch and telemechanical apparatus and regulation and control main website common network；
S2: transformer station's automated closed-loop joint debugging system introducing regulation and control main website EXCEL model file and monitoring system of electric substation SCD file, with in the EXCEL three distant entitled guiding of remote signalling, carry out closed loop joint debugging one by one；
S3: according to one of them the remote signalling title in EXCEL, the remote signalling entry corresponding to transformer station's automated closed-loop joint debugging system Automatic-searching SCD file；
S4: generated software by data sources based on IEC61850 stipulations simulation and import SCD file, trigger and send on the digital simulation of this remote signalling entry；
S5: the remote signalling entry data sent in simulation is forwarded to main website through telemechanical apparatus period and numerical value thereof；
S6: regulation and control main website receives telemechanical apparatus period and numerical value thereof, triggers the visual change information title of regulation and control person and numerical value thereof；
S7: regulation and control main website exploitation information returns program, and name of the information and the numerical value thereof of change are returned to transformer station's automated closed-loop joint debugging system；
S8: transformer station's automated closed-loop joint debugging system is according to the remote signalling title of triggered SCD file and numerical value thereof, contrast regulates and controls name of the information and the numerical value thereof that main website is returned, if title is consistent and numerical value is consistent, then it is assumed that remote signalling verification is correct, and re-start next remote signalling audit process；Otherwise, screen this mistake remote signalling, after checking that amendment telemechanical apparatus or regulation and control main website configure, carry out automated closed-loop joint debugging again to checking incorrect remote signalling, until complete check is correct；
S9: complete telemechanical apparatus and the correct verification of regulation and control main website configuration.
In an embodiment of the present invention, also including three distant middle remote measurements are carried out joint debugging, its joint debugging method is identical with the joint debugging method of step S2 to S8 remote signalling.
In an embodiment of the present invention, also include three distant middle remote controls are carried out joint debugging, its joint debugging method is identical with the joint debugging method of step S2 to S8 remote signalling, difference is that the joint debugging of remote control is in regulation and control main website end closed loop, guidance command is sent by the simulation of regulation and control main website, after transformer station's automated closed-loop joint debugging system receives order, return guidance command object and command context.
Compared to prior art, the method have the advantages that
(1) it is greatly improved work efficiency.The accuracy of this technology is up to 100%, and saving of time rate reaches more than 95%；Thus ensured power grid security reliability service；(2) avoid primary equipment to have a power failure or out of service can the completing of relay protection is debugged, be greatly improved operation of power networks reliability；(3) security risk of joint debugging process is avoided；This technology to carry out isolating the secondary circuits such as electric current, voltage, tripping operation, and utilizes Special debugging instrument to test.
Accompanying drawing explanation
Fig. 1 is telemechanical apparatus and the regulation and control main website closed loop joint debugging network structure block diagram of the intelligent substation that the present invention uses.
Fig. 2 is transformer station of the present invention automated closed-loop remote signalling joint debugging main flow chart.
Detailed description of the invention
Below in conjunction with the accompanying drawings, technical scheme is specifically described.
A kind of intelligent substation telemechanical apparatus of the present invention and the method for regulation and control main website automated closed-loop joint debugging, comprise the steps,
S1: transformer station's automated closed-loop joint debugging system is provided, described transformer station automated closed-loop joint debugging system is connected to telemechanical apparatus station level end, and ensureing that telemechanical apparatus disconnects with A/B net in station, described transformer station automated closed-loop joint debugging system is also through switch and telemechanical apparatus and regulation and control main website common network；
S2: transformer station's automated closed-loop joint debugging system introducing regulation and control main website EXCEL model file and monitoring system of electric substation SCD file, with in the EXCEL three distant entitled guiding of remote signalling, carry out closed loop joint debugging one by one；
S3: according to one of them the remote signalling title in EXCEL, the remote signalling entry corresponding to transformer station's automated closed-loop joint debugging system Automatic-searching SCD file；
S4: generated software by data sources based on IEC61850 stipulations simulation and import SCD file, trigger and send on the digital simulation of this remote signalling entry；
S5: the remote signalling entry data sent in simulation is forwarded to main website through telemechanical apparatus period and numerical value thereof；
S6: regulation and control main website receives telemechanical apparatus period and numerical value thereof, triggers the visual change information title of regulation and control person and numerical value thereof；
S7: regulation and control main website exploitation information returns program, and name of the information and the numerical value thereof of change are returned to transformer station's automated closed-loop joint debugging system；
S8: transformer station's automated closed-loop joint debugging system is according to the remote signalling title of triggered SCD file and numerical value thereof, contrast regulates and controls name of the information and the numerical value thereof that main website is returned, if title is consistent and numerical value is consistent, then it is assumed that remote signalling verification is correct, and re-start next remote signalling audit process；Otherwise, screen this mistake remote signalling, after checking that amendment telemechanical apparatus or regulation and control main website configure, carry out automated closed-loop joint debugging again to checking incorrect remote signalling, until complete check is correct；
S9: complete telemechanical apparatus and the correct verification of regulation and control main website configuration.
Also including three distant middle remote measurements are carried out joint debugging, its joint debugging method is identical with the joint debugging method of remote signalling.
Also include three distant middle remote controls are carried out joint debugging, its joint debugging method is identical with the joint debugging method of remote signalling, difference is that the joint debugging of remote control is in regulation and control main website end closed loop, guidance command is sent by the simulation of regulation and control main website, after transformer station's automated closed-loop joint debugging system receives order, return guidance command object and command context.
Below for the present invention implement process.
The telemechanical apparatus of the intelligent substation of the present invention is illustrated as shown in Figure 1 with regulating and controlling main website closed loop joint debugging network structure.It is connected to station level A/B net in telemechanical apparatus station, outside telemechanical apparatus station, is connected to main website through dispatch data net.This project automated closed-loop joint debugging system server side is connected to telemechanical apparatus station level end (needing telemechanical apparatus to disconnect) with A/B net in station, and the other end is through switch and telemechanical apparatus and regulation and control main website common network.
The precondition of the present invention is that supervisory control of substation backstage is carried out after on-the-spot one or two equipment joint debuggings correctly, and the supervisory control of substation backstage SCD configuration file that joint debugging is correct the most is just data source.The present invention utilizes the simulation of existing data sources based on IEC61850 stipulations to generate software, import the SCD file of transformer station, according to the data entries that the screening of " three is distant " title is to be checked, carried out and station level communication by network, simulated field one secondary device IED packet sending and receiving, reaches station level telemechanical apparatus, distant place regulation and control main website etc. are carried out " three is distant " debugging purpose.Data sources based on IEC61850 stipulations simulation generation software achieves and substitutes operating substation field one or two facility information in the way of software, for checking transformer station's telemechanical apparatus and " three is distant " information of regulation and control main website.
The present invention is according to the developing thought of " model, Uniform Name ", it is achieved monitoring system of electric substation is different with regulation and control main website two to be run in system model in concordance nominally.In the EXCEL model file of regulation and control main website, title is directly derived by " three is distant " title in monitoring system of electric substation SCD file and is extracted, the title of regulation and control main website is sent on screening is required, this title does not makes any changes, and in SCD file, " three is distant " title is just the same.The telemechanical point table of telemechanical apparatus is that its most crucial content has period, " three is distant " title and numerical value thereof for the form with regulation and control main website agreement " three is distant " information content.From the point of view of artificial joint debugging method, the content that joint debugging is checked is " three is distant " title and numerical value thereof, and period is internal agreement between telemechanical apparatus and regulation and control main website, can verify whether period configures correctly by automated closed-loop joint debugging.Then, institute of the present invention joint debugging to be actual " three the is distant " title of substation field and numerical value thereof the most consistent with " three the is distant " title represented after regulation and control main website reception and numerical value thereof.
Such as Fig. 2, intelligent substation telemechanical apparatus proposed by the invention is embodied as technological means as follows (as a example by remote signalling joint debugging) with regulating and controlling main website automated closed-loop joint debugging:
(1) transformer station's automated closed-loop joint debugging system introducing regulation and control main website EXCEL model file, with the entitled guiding of remote signalling of " three is distant " in EXCEL, carries out closed loop joint debugging one by one.
(2) the remote signalling entry according to some the remote signalling title in EXCEL, corresponding to automated closed-loop joint debugging system Automatic-searching SCD file.
(3) generated software by data sources based on IEC61850 stipulations simulation and import SCD file, trigger and send on the digital simulation of this remote signalling entry.
(4) the remote signalling entry data sent in simulation is forwarded to main website through telemechanical apparatus period and numerical value thereof.
(5) regulation and control main website receives telemechanical apparatus period and numerical value thereof, triggers the visual change information title of regulation and control person and numerical value thereof.
(6) regulation and control main website exploitation information returns program, and name of the information and the numerical value thereof of change are returned to transformer station's automated closed-loop joint debugging system.
(7) transformer station's automated closed-loop joint debugging system is according to triggered SCD file this remote signalling title and numerical value thereof, contrast regulates and controls name of the information and the numerical value thereof that main website is returned, if title is consistent and numerical value is consistent, then think that remote signalling verification is correct, thus verify that telemechanical apparatus and the configuration of regulation and control main website are correct.
(8) so circulating, the remote signalling complete check " three is distant " is complete one by one.
(9) if there being some remote signalling verification incorrect, then unification screens inconsistent remote signalling, after checking that amendment telemechanical apparatus or regulation and control main website configure, these incorrect remote signalling of verification is carried out automated closed-loop joint debugging again, until complete check is correct.
The joint debugging method of remote measurement is the same with remote signalling, except for the difference that remote signalling can only assignment 0 or 1, and remote measurement can be with one floating number of assignment.
The joint debugging of remote control, in regulation and control main website end closed loop, is sent guidance command by the simulation of regulation and control main website, after transformer station's automated closed-loop joint debugging system receives order, returns guidance command object and command context.Whole joint debugging method is the same with remote signalling, does not repeats.
It is above presently preferred embodiments of the present invention, all changes made according to technical solution of the present invention, when produced function is without departing from the scope of technical solution of the present invention, belong to protection scope of the present invention.
Claims (3)
1. an intelligent substation telemechanical apparatus and the method regulating and controlling main website automated closed-loop joint debugging, it is characterised in that: comprise the steps,
S1: transformer station's automated closed-loop joint debugging system is provided, described transformer station automated closed-loop joint debugging system is connected to telemechanical apparatus station level end, and ensureing that telemechanical apparatus disconnects with A/B net in station, described transformer station automated closed-loop joint debugging system is also through switch and telemechanical apparatus and regulation and control main website common network；
S2: transformer station's automated closed-loop joint debugging system introducing regulation and control main website EXCEL model file and monitoring system of electric substation SCD file, with in the EXCEL three distant entitled guiding of remote signalling, carry out closed loop joint debugging one by one；
S3: according to one of them the remote signalling title in EXCEL, the remote signalling entry corresponding to transformer station's automated closed-loop joint debugging system Automatic-searching SCD file；
S4: generated software by data sources based on IEC61850 stipulations simulation and import SCD file, trigger and send on the digital simulation of this remote signalling entry；
S5: the remote signalling entry data sent in simulation is forwarded to main website through telemechanical apparatus period and numerical value thereof；
S6: regulation and control main website receives telemechanical apparatus period and numerical value thereof, triggers the visual change information title of regulation and control person and numerical value thereof；
S7: regulation and control main website exploitation information returns program, and name of the information and the numerical value thereof of change are returned to transformer station's automated closed-loop joint debugging system；
S8: transformer station's automated closed-loop joint debugging system is according to the remote signalling title of triggered SCD file and numerical value thereof, contrast regulates and controls name of the information and the numerical value thereof that main website is returned, if title is consistent and numerical value is consistent, then it is assumed that remote signalling verification is correct, and re-start next remote signalling audit process；Otherwise, screen this mistake remote signalling, after checking that amendment telemechanical apparatus or regulation and control main website configure, carry out automated closed-loop joint debugging again to checking incorrect remote signalling, until complete check is correct；
S9: complete telemechanical apparatus and the correct verification of regulation and control main website configuration.
A kind of intelligent substation telemechanical apparatus the most according to claim 1 and the method regulating and controlling main website automated closed-loop joint debugging, it is characterised in that: also including three distant middle remote measurements are carried out joint debugging, its joint debugging method is identical with the joint debugging method of step S2 to S8 remote signalling.
A kind of intelligent substation telemechanical apparatus the most according to claim 1 and the method regulating and controlling main website automated closed-loop joint debugging, it is characterized in that: also include three distant middle remote controls are carried out joint debugging, its joint debugging method is identical with the joint debugging method of step S2 to S8 remote signalling, difference is that the joint debugging of remote control is in regulation and control main website end closed loop, guidance command is sent by the simulation of regulation and control main website, after transformer station's automated closed-loop joint debugging system receives order, return guidance command object and command context.
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