CN103066561A - Relay protective equipment based on chip - Google Patents
Relay protective equipment based on chip Download PDFInfo
- Publication number
- CN103066561A CN103066561A CN2012105872252A CN201210587225A CN103066561A CN 103066561 A CN103066561 A CN 103066561A CN 2012105872252 A CN2012105872252 A CN 2012105872252A CN 201210587225 A CN201210587225 A CN 201210587225A CN 103066561 A CN103066561 A CN 103066561A
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- protection
- chip module
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- communication chip
- relay
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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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
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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
- Y04S10/20—Systems supporting electrical power generation, transmission or distribution using protection elements, arrangements or systems
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- Emergency Protection Circuit Devices (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention provides relay protective equipment based on a chip. The relay protective equipment is composed of following modules including a protective chip module and a communication chip module. The protective chip module is connected with the communication chip module through an interior bus, wherein the protective chip module integrates a commonly-used relay protective logic module, and can expand a logic function through an interior programmable module, and commonly-used logic and algorithm of the protective chip module are achieved by adopting of hardware. The communication chip module integrates a commonly-used communication protocol processing module and can expand a communication function through the interior programmable module, and commonly-used coding and decoding are achieved by adopting of the hardware. Functions, such as a giving protective motion event and constant value modification are supported. The relay protective equipment based on the chip reduces the amount of used general elements, improves reliability of a device, and is beneficial to reducing whole construction and maintenance cost of a transformer substation.
Description
Technical field
The invention belongs to the relaying protection field, specifically relate to a kind of relay protection device based on chip.
Background technology
Existing relay protection device is bulky, and the protection at a cover interval needs 2 ~ 3 screen cabinets to arrange, takies many spaces; Power consumption is high, and general device power consumption all at tens ~ upper hectowatt, has increased the loss of transformer station; Stability is general, installs that inner integrated circuit board quantity is many, the chip model is numerous, and it is inconvenient to safeguard.
In conjunction with above-mentioned analysis, traditional relay protection equipment is unfavorable for the site layout, needs to consume more cable, energy.And employing is based on the relay protection device of chip technology; be based upon on the very large scale integration technology basis; defencive function, exterior I/O function all are integrated on the chip, reduce to greatest extent relay protection device volume, power consumption, be very suitable for the intelligent substation site and install.In addition, adopt integrated chip after, reduced the quantity of integrated circuit board, chip, reduce the potential faults that components and parts bring.Simultaneously because the reduction of power consumption can adopt the optical fiber energy supply to substitute traditional cable feature.Simplify Secondary Design, reduction material, the energy resource consumption of whole transformer station.Be adapted to the target requirement in conjunction with New Generation of Intelligent transformer station " system height is integrated, and topology layout is reasonable, equips advanced and applicablely, and the regulation and control one is supported in the economical and energy saving environmental protection ".
Summary of the invention
For overcoming above-mentioned traditional shortcoming; the invention provides a kind of relay protection device method for designing based on chip; can effectively simplify the substation secondary design; improve integrated level, the reduction secondary device hidden failure rate of relay protection device; reduce transformer substation construction material, energy loss; reduce the secondary device manufacturing cost, adapt to site and arrange, further reduce transformer station's holistic cost.
For achieving the above object, the invention provides a kind of relay protection device based on chip, described relay protection device comprises protection chip module, communication chip module;
Link to each other by internal bus between protection chip module and the communication chip module, adopt CAN network service;
Relaying protection fixed logic module, programmed logical module are integrated in described protection chip module, and programmed logical module adopts FLAH or SLICE pattern, supports programming to realize unconventional distance protection, unconventional differential protection FPGA (Field Programmable Gate Array);
Relaying protection quick filter, Sudden Changing Rate calculate and algorithms most in use, adopt the hard wired fixed mode of integrated circuit ASIC to realize, are integrated in protection chip inside modules, and wherein said algorithms most in use comprises all-round Fourier algorithm, sampled value difference scheduling algorithm;
The input/output interface IOB of described communication chip module is external merge cells, intelligent terminal and monitoring system of electric substation respectively, gather voltage, the current signal of protected equipment by described merge cells, by control signals such as intelligent terminal collection and protected device-dependent switch position signal and the corresponding tripping operation/combined floodgates of output, described monitoring system of electric substation collection protection action event, check described relay protection device definite value, the electric current that wherein gathers, voltage sample data fit IEC61850-9-2 agreement regulation;
The communication chip module changes message, protection action message information with the mutual decoded sampling message of protection chip module, switching value; Described merge cells and intelligent terminal send voltage, current signal and switch position signal to the communication chip module according to agreements such as IEC61850, the communication chip module is responsible for the decoding of data, and data communication device is crossed internal bus and sent the protection chip module to after will decoding; Described communication chip module receives the breaker tripping and closing instruction that the protection chip module sends, and responsible coding sends to the intelligent terminal closing loop; Described communication chip module is responsible for sending the protection action event on described monitoring system of electric substation, and the responsivesubstation supervisory control system is checked the functions such as protection definite value, and responsible corresponding information stream encryption, decoding.In the optimal technical scheme provided by the invention, the conventional fixed logic of relaying protection adopts hard wired fixed mode to realize, is integrated in the protection chip.
In the second optimal technical scheme provided by the invention, the relaying protection algorithms most in use adopts hard wired fixed mode to realize, is integrated in the protection chip.
In the 3rd optimal technical scheme provided by the invention, sample information stream encryption, decoding adopt hard wired fixed mode to realize, are integrated in communication chip.
In the 4th optimal technical scheme provided by the invention, tripping operation information flow coding, decoding adopt hard wired fixed mode to realize, are integrated in communication chip.
In the 5th optimal technical scheme provided by the invention, the information flows such as relaying protection action event stream, definite value coding, decoding adopt hard wired fixed mode to realize, are integrated in communication chip.
Compared with the prior art; a kind of relay protection device based on chip provided by the invention; can improve integrated level, the reduction secondary device hidden failure rate of relay protection device; reduce transformer substation construction material, energy loss; reduce the secondary device manufacturing cost; adapt to site and arrange, further reduce transformer station's holistic cost.
Description of drawings
Fig. 1 is the relay protection device schematic diagram based on chip.
Embodiment
Below in conjunction with accompanying drawing technical scheme of the present invention is described in further details.
As shown in Figure 1 based on the relay protection device schematic diagram of chip.
Described relay protection device comprises protection chip module, communication chip module.Adopt internal bus to link to each other between each module.Wherein protect the chip module integration relaying protection logic module commonly used to be arranged, also can by internal programmable module expansion logic function, commonly use filtering, the realization of algorithm employing hardware.Relaying protection commonly use the protection modules such as overcurrent, overvoltage, distance adopt hardware modes integrated with the protection chip internal, Fu Shi filtering commonly used, Sudden Changing Rate calculate and also adopt hardware to realize, promote the protection response performance.The protection chip module greatly reduces the programing work amount of relay protection device; adopt hardware to realize logic, the algorithm of maturation; reduced the hidden danger that artificial programming error causes; protective relaying device is realized simple, realizes general defencive function only need to each logic module of inside carry out with or etc. logical combination.Simultaneously, protection chip module programmable module supports the software of new principle, new algorithm to realize having certain autgmentability.
The input/output interface IOB of described communication chip module is external merge cells, intelligent terminal and monitoring system of electric substation respectively; gather voltage, the current signal of protected equipment by described merge cells; by control signals such as intelligent terminal collection and protected device-dependent switch position signal and the corresponding tripping operation/combined floodgates of output; described monitoring system of electric substation collection protection action event; check described relay protection device definite value, the electric current that wherein gathers, voltage sample data fit IEC61850-9-2 agreement regulation.The communication chip module changes message, protection action message information with the mutual decoded sampling message of protection chip module, switching value; Described merge cells and intelligent terminal send voltage, current signal and switch position signal to the communication chip module according to agreements such as IEC61850, the communication chip module is responsible for the decoding of data, and data communication device is crossed internal bus and sent the protection chip module to after will decoding; Described communication chip module receives the breaker tripping and closing instruction that the protection chip module sends, and responsible coding sends to the intelligent terminal closing loop; Described communication chip module is responsible for sending the protection action event on described monitoring system of electric substation, and the responsivesubstation supervisory control system is checked the functions such as protection definite value, and responsible corresponding information stream encryption, decoding.
What need statement is that content of the present invention and embodiment are intended to prove the practical application of technical scheme provided by the present invention, should not be construed as the restriction to protection range of the present invention.Those skilled in the art can do various modifications, be equal to and replace or improve inspired by the spirit and principles of the present invention.But these changes or modification are all in the protection range that application is awaited the reply.
Claims (4)
1. relay protection device based on chip, described relay protection device comprise protection chip module, communication chip module;
Link to each other by internal bus between protection chip module and the communication chip module, adopt CAN network service;
Relaying protection fixed logic module, programmed logical module are integrated in described protection chip module, and programmed logical module adopts FLAH or SLICE pattern, supports programming to realize unconventional distance protection, unconventional differential protection FPGA (Field Programmable Gate Array);
Relaying protection quick filter, Sudden Changing Rate calculate and algorithms most in use, adopt the hard wired fixed mode of integrated circuit ASIC to realize, are integrated in protection chip inside modules, and wherein said algorithms most in use comprises all-round Fourier algorithm, sampled value difference scheduling algorithm;
The input/output interface IOB of described communication chip module is external merge cells, intelligent terminal and monitoring system of electric substation respectively, gather voltage, the current signal of protected equipment by described merge cells, by control signals such as intelligent terminal collection and protected device-dependent switch position signal and the corresponding tripping operation/combined floodgates of output, described monitoring system of electric substation collection protection action event, check described relay protection device definite value, the electric current that wherein gathers, voltage sample data fit IEC61850-9-2 agreement regulation;
The communication chip module changes message, protection action message information with the mutual decoded sampling message of protection chip module, switching value; Described merge cells and intelligent terminal send voltage, current signal and switch position signal to the communication chip module according to agreements such as IEC61850, the communication chip module is responsible for the decoding of data, and data communication device is crossed internal bus and sent the protection chip module to after will decoding; Described communication chip module receives the breaker tripping and closing instruction that the protection chip module sends, and responsible coding sends to the intelligent terminal closing loop; Described communication chip module is responsible for sending the protection action event on described monitoring system of electric substation, and the responsivesubstation supervisory control system is checked the functions such as protection definite value, and responsible corresponding information stream encryption, decoding.
2. relay protection device according to claim 1, it is characterized in that: the relaying protection fixed logic comprises the fixed logics such as overcurrent protection, overvoltage protection, conventional mho distance protection, conventional distance measuring type distance protection, conventional biased differential protection.
3. relay protection device according to claim 1 is characterized in that: signals collecting, tripping operation information output adopt hard wired fixed mode to realize, are integrated in the communication chip module.
4. relay protection device according to claim 1 is characterized in that protecting the uploading of action event, fixed value modification information processing to adopt hard wired fixed mode to realize, is integrated in the communication chip module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210587225.2A CN103066561B (en) | 2012-12-28 | 2012-12-28 | A kind of relay protection device based on chip |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210587225.2A CN103066561B (en) | 2012-12-28 | 2012-12-28 | A kind of relay protection device based on chip |
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| CN103066561A true CN103066561A (en) | 2013-04-24 |
| CN103066561B CN103066561B (en) | 2015-10-28 |
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| CN201210587225.2A Expired - Fee Related CN103066561B (en) | 2012-12-28 | 2012-12-28 | A kind of relay protection device based on chip |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103607180A (en) * | 2013-11-27 | 2014-02-26 | 东南大学 | Rapid filtering method for conversion of multiple digital source sampling frequencies in photoelectric transformer |
| CN106685739A (en) * | 2017-02-24 | 2017-05-17 | 许继电气股份有限公司 | Mobile operation-and-maintenance terminal, relay protection management unit and monitoring system |
| CN113258926A (en) * | 2021-06-18 | 2021-08-13 | 南方电网数字电网研究院有限公司 | Nano relay based on integrated circuit |
| CN114039336A (en) * | 2021-10-21 | 2022-02-11 | 贵州电网有限责任公司 | Integrated relay, control method and relay protection device |
| WO2023273404A1 (en) * | 2021-07-01 | 2023-01-05 | 南方电网数字电网研究院有限公司 | Chip-level software/hardware co-operative relay protection apparatus |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101431230A (en) * | 2008-12-17 | 2009-05-13 | 中国南方电网有限责任公司 | Transforming plant integrated protection system based on IEC61850 |
| EP2432133A1 (en) * | 2010-09-19 | 2012-03-21 | ABB Technology AG | Utility communication method and system |
-
2012
- 2012-12-28 CN CN201210587225.2A patent/CN103066561B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101431230A (en) * | 2008-12-17 | 2009-05-13 | 中国南方电网有限责任公司 | Transforming plant integrated protection system based on IEC61850 |
| EP2432133A1 (en) * | 2010-09-19 | 2012-03-21 | ABB Technology AG | Utility communication method and system |
Non-Patent Citations (1)
| Title |
|---|
| 姚东晓等: "《基于IEC61850的变电站间隔层保护监控设备硬件设计框架》", 《电网技术》, vol. 32, no. 13, 31 July 2008 (2008-07-31), pages 84 - 88 * |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103607180A (en) * | 2013-11-27 | 2014-02-26 | 东南大学 | Rapid filtering method for conversion of multiple digital source sampling frequencies in photoelectric transformer |
| CN106685739A (en) * | 2017-02-24 | 2017-05-17 | 许继电气股份有限公司 | Mobile operation-and-maintenance terminal, relay protection management unit and monitoring system |
| CN113258926A (en) * | 2021-06-18 | 2021-08-13 | 南方电网数字电网研究院有限公司 | Nano relay based on integrated circuit |
| CN113258926B (en) * | 2021-06-18 | 2021-10-22 | 南方电网数字电网研究院有限公司 | Nano relay based on integrated circuit |
| WO2022262331A1 (en) * | 2021-06-18 | 2022-12-22 | 南方电网数字电网研究院有限公司 | Integrated circuit-based nano-relay |
| WO2023273404A1 (en) * | 2021-07-01 | 2023-01-05 | 南方电网数字电网研究院有限公司 | Chip-level software/hardware co-operative relay protection apparatus |
| US11973338B2 (en) | 2021-07-01 | 2024-04-30 | Digital Grid Res. Inst., China Southern Pwr. Grid | Chip-level software and hardware cooperative relay protection device |
| CN114039336A (en) * | 2021-10-21 | 2022-02-11 | 贵州电网有限责任公司 | Integrated relay, control method and relay protection device |
| CN114039336B (en) * | 2021-10-21 | 2023-09-19 | 贵州电网有限责任公司 | Integrated relay, control method and relay protection device |
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| CN103066561B (en) | 2015-10-28 |
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Granted publication date: 20151028 Termination date: 20161228 |