CN202384838U - Secondary system real-time simulation testing platform for total station of intelligent transformer substation - Google Patents

Secondary system real-time simulation testing platform for total station of intelligent transformer substation Download PDF

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Publication number
CN202384838U
CN202384838U CN 201120518842 CN201120518842U CN202384838U CN 202384838 U CN202384838 U CN 202384838U CN 201120518842 CN201120518842 CN 201120518842 CN 201120518842 U CN201120518842 U CN 201120518842U CN 202384838 U CN202384838 U CN 202384838U
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CN
China
Prior art keywords
real
test
transformer station
time
clock
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CN 201120518842
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Chinese (zh)
Inventor
张延鹏
于同伟
杨飞
张武洋
王天
吴志琪
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东北电力科学研究院有限公司
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Priority to CN 201120518842 priority Critical patent/CN202384838U/en
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Publication of CN202384838U publication Critical patent/CN202384838U/en

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    • Y02E60/723
    • YGENERAL 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS 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
    • Y04S10/00Systems supporting electrical power generation, transmission or distribution
    • Y04S10/16Electric power substations

Abstract

The utility model belongs to the technical field of intelligent transformer substations and in particular relates to a secondary system real-time simulation testing platform for a total station of an intelligent transformer substation. All secondary device in the transformer substation are connected with a real time digital system (DTDS) current system real-time simulator through analog quantity output special interference device, and a network testing system and a clock synchronous testing system are simultaneously connected with all secondary devices in the transformer substation. The secondary system real-time simulation testing platform can achieves access of a secondary system of the total station of the intelligent transformer substation, can simultaneously perform synchronous test on clocks of all secondary device of the total station, discontinuously tests network flow of station control layers and process layers, can comprehensively test and check novel secondary devices and techniques adopted by the intelligent transformer substation and can guarantee reliable running after the transformer substation is put into operation.

Description

The intelligent substation electrical secondary system real-time simulation test platform of standing entirely

Technical field

The utility model belongs to the intelligent substation technical field, relates in particular to a kind of intelligent substation electrical secondary system real-time simulation test platform of standing entirely, and it can satisfy the stand full access of electrical secondary system of transformer station, and full station electrical secondary system is carried out the real-time simulation test.

Background technology

At present, the paces of intelligent substation engineering construction are obviously faster than the development of detection system.Still not corresponding at present country and industry standard are carried out standard, and domestic part intelligent substation has carried out dynamic simulation test before building Installation and Debugging at the scene.Completed intelligent substation dynamic simulation test is subject to testing equipment and research technique, and the test of transformer station is had certain limitation.Show that mainly the quantity that is subject to testing equipment intermediate power amplifier and collector can't make an experiment to full station scale, also have to full station clock synchronously and the network traffics aspect can't carry out testing performance index.Result of the test lacks effectively with reference to property, causes on-the-spot Installation and Debugging frequently to encounter problems, and has a strong impact on the duration and the quality of project.

Summary of the invention

Can't realize the experimental scale of standing entirely in order to overcome existing dynamic simulation test system aspect the intelligent substation; And in the deficiency of full station clock test method synchronously and aspect the network traffics, the utility model provides a kind of intelligent substation electrical secondary system real-time simulation test platform of standing entirely.It can satisfy the stand full access of electrical secondary system of intelligent substation, can test full station secondary device clock synchronization simultaneously, and can uninterruptedly test process layer, station level network traffics.

The utility model solves the technical scheme that its technical problem adopted:

A kind of intelligent substation electrical secondary system real-time simulation test platform of standing entirely; Be to be linked to each other with RTDS current system real-time simulator through analog quantity output special purpose interface device by each secondary device in the transformer station, each secondary device is connected in network test system and clock synchronization test macro while and the transformer station.

Be provided with GPS master clock in high precision clock source and the transformer station in the described clock synchronization test macro.

Described high precision clock is provided with the high accuracy rubidium clock in the source, the high accuracy rubidium clock to the time mode comprise PPS, PPM, DC B sign indicating number, light B sign indicating number, IEEE1588; Each secondary device is compared synchronously in high precision clock source and the transformer station, draws all secondary device synchronous errors.

In the described transformer station GPS master clock and high precision clock source all pass through antenna and gps satellite clock to the time; The GPS master clock passes through the interior setting network in station to each secondary device time service in the transformer station in the transformer station simultaneously; Each secondary device flows to the high precision clock source with self synchronizing signal in the transformer station, is accomplished the synchronous error of each secondary device in the transformer station by the high precision clock source and measures.

Described network test system carries out continual test through the switch snmp protocol to each secondary device in the transformer station; All the process layers and the station level network switch all are connected into data/address bus in the network test system; And unlatching snmp protocol; Simultaneously the Instruction Network Test System Platform supervisor is connected with data/address bus, each port flow of switch is carried out real-time, continual test by the Instruction Network Test System Platform supervisor.

The beneficial effect of the utility model is, realizes the stand full access of electrical secondary system of intelligent substation, simultaneously the clock synchronization of full station secondary device tested, and station level and process layer network flow are uninterruptedly tested.Should be with carrying out comprehensive test check to new-type secondary equipment and technology that intelligent substation is adopted, guarantee transformer station's reliability service afterwards that puts into operation.

Description of drawings

Fig. 1 is the utility model intelligent substation analog quantity cut-in method of standing entirely;

Fig. 2 is the full station clock synchronous detecting method of the utility model;

Fig. 3 is the utility model network flow test method of standing entirely;

Fig. 4 is the utility model structural representation.

Among the figure: 1.RTDS current system real-time simulator, 2. analog quantity output special purpose interface device, 3. merge cells, 4. intelligent substation process layer network; 5.GPS satellite clock, 6. GPS master clock in the transformer station, 7. each secondary device in the transformer station; 8. high precision clock source, 9. switch, 10. data/address bus; 11. the Instruction Network Test System Platform supervisor, 12. clock synchronization test macros, 13. network test systems.

Below in conjunction with accompanying drawing and embodiment the utility model is further specified.

Embodiment

As shown in Figure 4, Fig. 4 is the utility model structural representation.The utility model is a kind of intelligent substation electrical secondary system real-time simulation test platform of standing entirely; It is to be linked to each other with RTDS current system real-time simulator 1 through analog quantity output special purpose interface device 2 by each secondary device in the transformer station 7, and each secondary device 7 is connected in network test system 13 and 12 whiles of clock synchronization test macro and the transformer station.

As shown in Figure 1, Fig. 1 is the utility model intelligent substation analog quantity cut-in method of standing entirely.RTDS (real time digital simulator) current system real-time simulator is RTDS current system real-time simulator 1 output-10V~10V ac small signal; Link to each other with analog quantity output special purpose interface device 2; Through analog quantity output special purpose interface device 2 ac small signal is converted into FT3 format digital amount message; Flow to RTDS (real time digital simulator) current system real-time simulator merge cells 3; Merge cells 3 is converted into IEC61850-9-2 format standard message with FT3 form message, flows to intelligent substation process layer network 4, thereby has realized the stand full access of analog quantity of intelligent substation.

The method of utilizing this utility model to test is:

RTDS current system real-time simulator 1 output-10V~10V ac small signal; Through analog quantity output special purpose interface device 2 ac small signal is converted into FT3 format digital amount message; Flow to intelligent substation merge cells 3; Intelligent substation merge cells 3 is converted into IEC61850-9-2 format standard message with FT3 form message, flows to intelligent substation process layer network 4, the access of electrical secondary system analog quantity thereby the realization intelligent substation is stood entirely.

As shown in Figure 2, Fig. 2 is the full station clock synchronous detecting method of the utility model.In clock synchronization test macro 12, be provided with GPS master clock 6 in high precision clock source 8 and the transformer station.

The high precision clock source 8 of being introduced in GPS master clock 6 and the clock synchronization test macro 12 in the intelligent substation is when all passing through 5 pairs on antenna and gps satellite clock.Each secondary device 7 is compared synchronously in high precision clock source 8 and the transformer station, draws all secondary device synchronous errors.Be provided with the high accuracy rubidium clock in the high precision clock source 8; Compare with GPS device in the pilot system and to have higher clock accuracy; The high accuracy rubidium clock more various to the time mode comprise PPS, PPM, DC B sign indicating number, light B sign indicating number, IEEE1588 etc. to the time mode, can satisfy all dynamic simulation test demands of intelligent substation synchronization aspects.GPS master clock 6 passes through the interior setting network in station to each secondary device 7 time service in the transformer station in the station simultaneously; Each secondary device 7 flows to high precision clock source 8 with self synchronizing signal in the transformer station; Each secondary device 7 is compared synchronously in high precision clock source 8 and the transformer station; Draw all secondary device synchronous errors, promptly accomplish the synchronous error of each secondary device 7 in the transformer station and measure.

As shown in Figure 3, Fig. 3 is the utility model network flow test method of standing entirely.Described network test system 13 carries out continual test through the switch snmp protocol to each secondary device 7 in the transformer station; All the process layers and the station level network switch 9 all are connected into data/address bus 10 in the network test system 13; Through building the network traffics test platform; And unlatching snmp protocol; Simultaneously Instruction Network Test System Platform supervisor 11 is connected with data/address bus 10, carries out real-time, continual test by 11 pairs of switches of Instruction Network Test System Platform supervisor, 9 each port flow.Test the time does not influence the carrying out of other pilot projects, can be recorded in the variation of other tests network traffics when carrying out dynamically.

Claims (5)

1. intelligent substation electrical secondary system real-time simulation test platform of standing entirely; It is characterized in that: each secondary device (7) links to each other with RTDS current system real-time simulator (1) through analog quantity output special purpose interface device (2) in the transformer station, and each secondary device (7) is connected in network test system (13) and clock synchronization test macro (12) while and the transformer station.
2. the intelligent substation according to claim 1 electrical secondary system real-time simulation test platform of standing entirely is characterized in that: be provided with GPS master clock (6) in high precision clock source (8) and the transformer station in the described clock synchronization test macro (12).
3. the intelligent substation according to claim 2 electrical secondary system real-time simulation test platform of standing entirely; It is characterized in that: be provided with the high accuracy rubidium clock in the described high precision clock source (8), the high accuracy rubidium clock to the time mode comprise PPS, PPM, DC B sign indicating number, light B sign indicating number, IEEE1588; Each secondary device (7) is compared synchronously in high precision clock source (8) and the transformer station, draws all secondary device synchronous errors.
4. the intelligent substation according to claim 2 electrical secondary system real-time simulation test platform of standing entirely is characterized in that: in the described transformer station GPS master clock (6) and high precision clock source (8) all pass through antenna and gps satellite clock (5) to the time; GPS master clock (6) passes through the interior setting network in station to each secondary device (7) time service in the transformer station in the transformer station simultaneously; Each secondary device (7) flows to high precision clock source (8) with self synchronizing signal in the transformer station, is accomplished the synchronous error measurement of each secondary device (7) in the transformer station by high precision clock source (8).
5. the intelligent substation according to claim 1 electrical secondary system real-time simulation test platform of standing entirely is characterized in that: described network test system (13) carries out continual test through the switch snmp protocol to each secondary device (7) in the transformer station; All the process layers and the station level network switch (9) all are connected into data/address bus (10) in the network test system (13); And unlatching snmp protocol; Simultaneously Instruction Network Test System Platform supervisor (11) is connected with data/address bus (10), each port flow of switch (9) is carried out real-time, continual test by Instruction Network Test System Platform supervisor (11).
CN 201120518842 2011-12-13 2011-12-13 Secondary system real-time simulation testing platform for total station of intelligent transformer substation CN202384838U (en)

Priority Applications (1)

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CN 201120518842 CN202384838U (en) 2011-12-13 2011-12-13 Secondary system real-time simulation testing platform for total station of intelligent transformer substation

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102937685A (en) * 2012-12-11 2013-02-20 上海市电力公司 Real-time simulation technique-based integrated testing platform for substation
CN103076520A (en) * 2012-12-28 2013-05-01 中国电力科学研究院 Dynamic analogue simulation detection platform and analogue simulation method for secondary system of intelligent substation
CN103267906A (en) * 2013-04-18 2013-08-28 国家电网公司 Comprehensive automatic transformer substation snow slide testing device based on time synchronization system
CN103308808A (en) * 2013-06-20 2013-09-18 国家电网公司 System and method for testing secondary device of intelligent substation automatically
CN103344850A (en) * 2013-06-20 2013-10-09 国家电网公司 System and method of intelligent substation automatic testing based on test formwork technology
CN104166399A (en) * 2014-09-05 2014-11-26 国家电网公司 Moving die simulation test system and method for intelligent substation protection device

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102937685A (en) * 2012-12-11 2013-02-20 上海市电力公司 Real-time simulation technique-based integrated testing platform for substation
CN103076520A (en) * 2012-12-28 2013-05-01 中国电力科学研究院 Dynamic analogue simulation detection platform and analogue simulation method for secondary system of intelligent substation
CN103267906A (en) * 2013-04-18 2013-08-28 国家电网公司 Comprehensive automatic transformer substation snow slide testing device based on time synchronization system
CN103267906B (en) * 2013-04-18 2015-06-17 国家电网公司 Comprehensive automatic transformer substation snow slide testing device based on time synchronization system
CN103308808A (en) * 2013-06-20 2013-09-18 国家电网公司 System and method for testing secondary device of intelligent substation automatically
CN103344850A (en) * 2013-06-20 2013-10-09 国家电网公司 System and method of intelligent substation automatic testing based on test formwork technology
CN104166399A (en) * 2014-09-05 2014-11-26 国家电网公司 Moving die simulation test system and method for intelligent substation protection device

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C14 Grant of patent or utility model
TR01 Transfer of patent right

Effective date of registration: 20121009

Address after: Heping District, Siping City of Shenyang province Liaoning 110006 Street No. 39

Patentee after: Northeast Electric Power Research Institute Co., Ltd.

Patentee after: Liaoning Electric Power Co., Ltd.Electric Power Science Research Institute

Patentee after: State Grid Corporation of China

Address before: Heping District, Siping City of Shenyang province Liaoning 110006 Street No. 39

Patentee before: Northeast Electric Power Research Institute Co., Ltd.

ASS Succession or assignment of patent right

Owner name: INSTITUTE OF ELECTRIC POWER SCIENCES, LIAONING ELE

Effective date: 20121009

C41 Transfer of patent application or patent right or utility model