CN103066561B - A kind of relay protection device based on chip - Google Patents
A kind of relay protection device based on chip Download PDFInfo
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- CN103066561B CN103066561B CN201210587225.2A CN201210587225A CN103066561B CN 103066561 B CN103066561 B CN 103066561B CN 201210587225 A CN201210587225 A CN 201210587225A CN 103066561 B CN103066561 B CN 103066561B
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- module
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- communication chip
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- relay protection
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- 238000004891 communication Methods 0.000 claims abstract description 34
- 238000012986 modification Methods 0.000 claims abstract 2
- 230000004048 modification Effects 0.000 claims abstract 2
- 238000012544 monitoring process Methods 0.000 claims description 9
- 230000008859 change Effects 0.000 claims description 3
- 230000001419 dependent effect Effects 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims description 3
- 230000033228 biological regulation Effects 0.000 claims description 2
- 230000010365 information processing Effects 0.000 claims 1
- 230000010354 integration Effects 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract 1
- 238000012423 maintenance Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 239000004035 construction material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
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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
-
- 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
-
- 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
Landscapes
- Emergency Protection Circuit Devices (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The invention provides a kind of relay protection device based on chip, relay protection device forms by with lower module: protect IC module, communication chip module.Internal bus is adopted to be connected between each module.Wherein protect IC module integration has conventional relay protection logic module and by internal programmable module expansion logic function, commonly uses logic, algorithm adopts hardware implementing.Communication chip module integration has conventional communication protocol processing module, and by internal programmable module expanding communication function, conventional coding, decoding adopt hardware implementing.Support is sent the functions such as protection act event, fixed value modification.Employing, based on the relay protection device of chip, reduces the quantity that universal elements use, improves the reliability of device, is conducive to reducing transformer station's entirety construction, maintenance cost.
Description
Technical field
The invention belongs to relay 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 set of 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, adds the loss of transformer station; Stability is general, and the inner board quantity of device is many, chip model is numerous, safeguards inconvenience.
In conjunction with above-mentioned analysis, traditional relay protection equipment is unfavorable for that site is arranged, needs to consume more cable, energy.And adopt the relay protection device based on chip technology; be based upon on very large scale integration technology basis; defencive function, exterior I/O function are all integrated on chip, reduce relay protection device volume, power consumption to greatest extent, be very suitable for intelligent substation site and install.In addition, after adopting integrated chip, decrease the quantity of board, chip, reduce the potential faults that components and parts bring.Simultaneously because the reduction of power consumption, optical fiber energy supply can be adopted to substitute traditional cable feature.Simplify the Secondary Design of whole transformer station, reduce material, energy resource consumption.Be adapted in conjunction with New Generation of Intelligent transformer station " system height is integrated, and topology layout is reasonable, equips advanced and applicable, economical and energy saving environmental protection, supports regulation and control one " target requirement.
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; effectively can simplify substation secondary design; improve the integrated level of relay protection device, reduce secondary device hidden failure rate; reduce transformer substation construction material, energy loss; reduce secondary device manufacturing cost, adapt to site and arrange, reduce transformer station's holistic cost further.
For achieving the above object, the invention provides a kind of relay protection device based on chip, described relay protection device comprises protect IC module, communication chip module;
Be connected by internal bus between protect IC module and communication chip module, adopt CAN network communication;
Relaying protection fixed logic module, programmed logical module are integrated in described protect IC module, and programmed logical module adopts FLAH or SLICE pattern, supports the unconventional distance protection of programming realization, unconventional differential protection FPGA (Field Programmable Gate Array);
Relaying protection quick filter, Sudden Changing Rate calculate and algorithms most in use, and adopt the hard wired fixed mode of integrated circuit ASIC to realize, be integrated in protect IC inside modules, wherein said algorithms most in use comprises all-round Fourier algorithm, sampled value difference scheduling algorithm;
Input/output interface IOB external merge cells, intelligent terminal and the monitoring system of electric substation respectively of described communication chip module, voltage, the current signal of protected equipment is gathered by described merge cells, by intelligent terminal collection to protected device-dependent switch position signal and export the control signals such as corresponding tripping operation/combined floodgate, described monitoring system of electric substation gathers protection act event, check described relay protection device definite value, the electric current wherein gathered, voltage sample data fit IEC61850-9-2 agreement specify;
Communication chip module and the mutual decoded sampling message of protect IC module, switching value change message, protection act message information; Described merge cells and intelligent terminal send voltage, current signal and switch position signal to communication chip module according to agreements such as IEC61850, the decoding of communication chip module in charge data, and send decoded data to protect IC module by internal bus; Described communication chip module receives the breaker tripping and closing instruction that protect IC module sends, and responsible coding sends to intelligent terminal closing loop; Described communication chip module in charge send protection act event on described monitoring system of electric substation, and responsivesubstation supervisory control system checks the functions such as protection definite value, and is responsible for corresponding information stream encryption, decoding.In optimal technical scheme provided by the invention, the conventional fixed logic of relaying protection adopts hard wired fixed mode to realize, and is integrated in protect IC.
In second optimal technical scheme provided by the invention, relaying protection algorithms most in use adopts hard wired fixed mode to realize, and is integrated in protect IC.
In 3rd optimal technical scheme provided by the invention, sample information stream encryption, decoding adopt hard wired fixed mode to realize, and are integrated in communication chip.
In 4th optimal technical scheme provided by the invention, tripping operation information flow coding, decoding adopt hard wired fixed mode to realize, and are integrated in communication chip.
In 5th optimal technical scheme provided by the invention, the information flow codings such as relaying protection action event stream, definite value, decoding adopt hard wired fixed mode to realize, and are integrated in communication chip.
Compared with the prior art; a kind of relay protection device based on chip provided by the invention; the integrated level of relay protection device can be improved, reduce secondary device hidden failure rate; reduce transformer substation construction material, energy loss; reduce secondary device manufacturing cost; adapt to site arrange, reduce transformer station's holistic cost further.
Accompanying drawing explanation
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 protect IC module, communication chip module.Internal bus is adopted to be connected between each module.Wherein protect IC module integration has conventional relay protection logic module and by internal programmable module expansion logic function, commonly uses filtering, algorithm adopts hardware implementing.Relaying protection is commonly used the protection modules such as overcurrent, overvoltage, distance and is adopted hardware mode integrated inner with protect IC, and conventional Fourtier integral, Sudden Changing Rate calculate and also adopt hardware implementing, promote protection response performance.Protect IC module greatly reduces the programing work amount of relay protection device; the logic of maturation, algorithm are adopted hardware implementing; decrease the hidden danger that artificial programming error causes; protective relaying device realizes simple, realize general defencive function only need to each logic module in inside carry out with or etc. logical combination.Meanwhile, protect IC module programmable module supports the software simulating of new principle, new algorithm, has certain autgmentability.
Input/output interface IOB external merge cells, intelligent terminal and the monitoring system of electric substation respectively of described communication chip module; voltage, the current signal of protected equipment is gathered by described merge cells; by intelligent terminal collection to protected device-dependent switch position signal and export the control signals such as corresponding tripping operation/combined floodgate; described monitoring system of electric substation gathers protection act event; check described relay protection device definite value, the electric current wherein gathered, voltage sample data fit IEC61850-9-2 agreement specify.Communication chip module and the mutual decoded sampling message of protect IC module, switching value change message, protection act message information; Described merge cells and intelligent terminal send voltage, current signal and switch position signal to communication chip module according to agreements such as IEC61850, the decoding of communication chip module in charge data, and send decoded data to protect IC module by internal bus; Described communication chip module receives the breaker tripping and closing instruction that protect IC module sends, and responsible coding sends to intelligent terminal closing loop; Described communication chip module in charge send protection act event on described monitoring system of electric substation, and responsivesubstation supervisory control system checks the functions such as protection definite value, and is responsible for corresponding information stream encryption, decoding.
It is to be understood that content of the present invention and embodiment are intended to the practical application proving technical scheme provided by the present invention, should not be construed as limiting the scope of the present invention.Those skilled in the art inspired by the spirit and principles of the present invention, can do various amendment, equivalent replacement or improve.But these changes or amendment are all in the protection range that application is awaited the reply.
Claims (4)
1., based on a relay protection device for chip, described relay protection device comprises protect IC module, communication chip module;
Be connected by internal bus between protect IC module and communication chip module, adopt CAN network communication;
Relaying protection fixed logic module, programmed logical module are integrated in described protect IC module, and programmed logical module adopts FLASH or SLICE pattern, supports the unconventional distance protection of programming realization, unconventional differential protection FPGA (Field Programmable Gate Array);
Relaying protection quick filter, Sudden Changing Rate calculate and algorithms most in use, and adopt the hard wired fixed mode of integrated circuit ASIC to realize, be integrated in protect IC inside modules, wherein said algorithms most in use comprises all-round Fourier algorithm, sampled value difference algorithm;
Input/output interface IOB external merge cells, intelligent terminal and the monitoring system of electric substation respectively of described communication chip module, voltage, the current signal of protected equipment is gathered by described merge cells, by intelligent terminal collection to protected device-dependent switch position signal and export corresponding tripping operation/energization control signal, described monitoring system of electric substation gathers protection act event, check described relay protection device definite value, the electric current wherein gathered, voltage signal meet IEC61850-9-2 agreement regulation;
Communication chip module and the mutual decoded sampling message of protect IC module, switching value change message, protection act message information; Described merge cells and intelligent terminal send voltage, current signal and switch position signal to communication chip module according to IEC61850 agreement, the decoding of communication chip module in charge data, and send decoded data to protect IC module by internal bus; Described communication chip module receives the breaker tripping and closing instruction that protect IC module sends, and responsible coding sends to intelligent terminal closing loop; Described communication chip module in charge send protection act event on described monitoring system of electric substation, and responsivesubstation supervisory control system checks protection definite value function, and is responsible for corresponding information stream encryption, decoding.
2. relay protection device according to claim 1, is characterized in that: relaying protection fixed logic comprises overcurrent protection, overvoltage protection, conventional mho distance protection, conventional distance measuring type distance protection, conventional biased differential protection fixed logic.
3. relay protection device according to claim 1, is characterized in that: signals collecting, tripping operation information export and adopts hard wired fixed mode to realize, and are integrated in communication chip module.
4. relay protection device according to claim 1, is characterized in that the uploading of protection act event, fixed value modification information processing adopts hard wired fixed mode to realize, be integrated in 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 |
Applications Claiming Priority (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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| Publication Number | Publication Date |
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| CN103066561A CN103066561A (en) | 2013-04-24 |
| CN103066561B true 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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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103607180B (en) * | 2013-11-27 | 2016-06-29 | 东南大学 | The fast filtering method of multiple digital source sampling rate conversion in photo-electricity mutual-inductor |
| 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 |
| 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 |
| CN113258546B (en) * | 2021-07-01 | 2021-10-22 | 南方电网数字电网研究院有限公司 | Chip-level software and hardware cooperative 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 |
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 |
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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 |
|---|---|---|---|---|
| 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》.2008,第32卷(第13期),第84-88页. * |
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| CN103066561A (en) | 2013-04-24 |
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