CN105699820A - Intelligent optical digital relay protection tester - Google Patents
Intelligent optical digital relay protection tester Download PDFInfo
- Publication number
- CN105699820A CN105699820A CN201610180579.3A CN201610180579A CN105699820A CN 105699820 A CN105699820 A CN 105699820A CN 201610180579 A CN201610180579 A CN 201610180579A CN 105699820 A CN105699820 A CN 105699820A
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- China
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- module
- relay protection
- switching value
- circuit plate
- optical digital
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
The invention discloses an intelligent optical digital relay protection tester which comprises the components of a power supply board, a relay protection testing mainboard, an optical fiber interface circuit board, a switching value input circuit board, a switching value and small signal output circuit board and a communication board. The power supply input end of the relay protection testing mainboard is connected with the power output end of the power supply board through a power supply line. The communication end of the relay protection testing mainboard is connected with the communication board through a netting twine. The relay protection testing mainboard is connected with the optical fiber interface circuit board, the switching value input circuit board and the switching value and small signal output circuit board through wiring. The intelligent optical digital relay protection tester has advantages of modular design and simple structure.
Description
Technical field
The present invention relates to a kind of intelligent optical digital relay protection tester。
Background technology
High speed development along with national economy, all trades and professions are increasing to the demand of electric power, the quality (stability, continuity and adjoint service) that power supply department provides supply of electric power requires also more and more higher, the automatic improving of generating, power transformation and distribution system is put into bigger by power system for a long time。Protective relaying device is one of most important secondary device of power system, is the guarantee of safe operation of power system。Domestic and international numerous examples proves, relates to the large scale system accident that power failure range is wider, mostly has direct or indirect relation with the incorrect operation of protective relaying device。Therefore, reasonably arrange relay protection constant value, improve relay protection running management level, be the essential condition ensureing electric power netting safe running。
Owing to the information feedback amount of tradition transformer station is little, fault message is difficult to Macro or mass analysis, wiring complexity is loaded down with trivial details, and have the problems such as security risk for on-the-spot test operations staff, and in these years the developing rapidly of information, communication and network technology, people have begun to these shortcomings attempting utilizing optical communication to overcome tradition transformer station, in addition country's support energetically to digital transformer substation, the light digitization that transformer station includes power system is made necessarily to become trend, for this change, necessarily lead to corresponding product and match。
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art; a kind of intelligent optical digital relay protection tester is provided; carry out modularized design, be mainly made up of power panel, relay protection test mainboard, fiber optic interface circuits plate, switching value input circuit plate, switching value and seven parts such as small-signal output circuit plate and communication board。
It is an object of the invention to be achieved through the following technical solutions: a kind of intelligent optical digital relay protection tester, including power panel, relay protection test mainboard, fiber optic interface circuits plate, switching value input circuit plate, switching value and small-signal output circuit plate and communication board, the power input of described relay protection test mainboard is connected with the power output end of power panel by power line, the communication ends of described relay protection test mainboard is connected with communication board by netting twine, described relay protection test mainboard is by winding displacement and fiber optic interface circuits plate, switching value input circuit plate and switching value and small-signal output circuit plate connect。
Further, described relay protection test mainboard includes DSP module, FPGA module, FLASH module, RAM module, HPI interface module and PHY module, wherein, DSP module is connected with FPGA module by HPI interface module, FPGA module is connected with FLASH module and fiber optic interface circuits plate, DSP module is connected with RAM module, FPGA module is also by PHY module and communication board, switching value output module on switching value input circuit plate and switching value and small-signal output circuit plate connects, DSP module is connected with the small-signal output module in switching value and small-signal output circuit plate。
Further, described switching value input circuit plate including switch value input interface module, this switch value input interface module passes sequentially through incoming level modular converter and photoelectric isolation module and is connected with the FPGA module of relay protection test mainboard。
Further, described power panel including 220V alternating current power supply input module, filtration module and control input module, wherein, 220V alternating current power supply input module, filtration module and control input module are sequentially connected to the power input of relay protection test mainboard。
Further, described fiber optic interface circuits plate includes optical fiber ST interface and B code interface。
Further, described communication board includes RJ45 mixed-media network modules mixed-media, GPS module and debugging interface module。
The invention has the beneficial effects as follows: the present invention proposes a kind of intelligent optical digital relay protection tester; carry out modularized design; mainly it is made up of power panel, relay protection test mainboard, fiber optic interface circuits plate, switching value input circuit plate, switching value and seven parts such as small-signal output circuit plate and communication board, simple in construction。
Accompanying drawing explanation
Fig. 1 is the circuit block diagram of tester of the present invention。
Detailed description of the invention
Below in conjunction with accompanying drawing, technical scheme is described in further detail, but protection scope of the present invention is not limited to the following stated。
As shown in Figure 1, This embodiment describes a kind of intelligent optical digital relay protection tester, including power panel, relay protection test mainboard, fiber optic interface circuits plate, switching value input circuit plate, switching value and small-signal output circuit plate and communication board, the power input of described relay protection test mainboard is connected with the power output end of power panel by power line, the communication ends of described relay protection test mainboard is connected with communication board by netting twine, described relay protection test mainboard is by winding displacement and fiber optic interface circuits plate, switching value input circuit plate and switching value and small-signal output circuit plate connect。
Further, described relay protection test mainboard includes DSP module, FPGA module, FLASH module, RAM module, HPI interface module and PHY module, wherein, DSP module is connected with FPGA module by HPI interface module, FPGA module is connected with FLASH module and fiber optic interface circuits plate, DSP module is connected with RAM module, FPGA module is also by PHY module and communication board, switching value output module on switching value input circuit plate and switching value and small-signal output circuit plate connects, DSP module is connected with the small-signal output module in switching value and small-signal output circuit plate。Further, DSP module is connected with small-signal output module by D/A converter module and second-order filter module。
Further, described switching value input circuit plate including switch value input interface module, this switch value input interface module passes sequentially through incoming level modular converter and photoelectric isolation module and is connected with the FPGA module of relay protection test mainboard。
Further, described power panel including 220V alternating current power supply input module, filtration module and control input module, wherein, 220V alternating current power supply input module, filtration module and control input module are sequentially connected to the power input of relay protection test mainboard。
Further, described fiber optic interface circuits plate includes optical fiber ST interface and B code interface。
Further, described communication board includes RJ45 mixed-media network modules mixed-media, GPS module and debugging interface module。
In tester of the present invention, power panel receives 220v alternating current, and the unidirectional current of output 5v and positive and negative 12v, for other module for power supply；Communication board supports TCP/IP, accepts the instruction of external PC, also the result data of relay protection test mainboard is consigned to external PC, carries out both-way communication with PC；FPGA module is responsible for the packing etc. of the process of agreement, the conversion of form and information；Fiber optic interface circuits plate externally exports optical signal receiving after the correct level signal of FPGA module, on the contrary, also can convert the optical signal received by outside to level signal and give FPGA module；DSP module only and carries out both-way communication between FPGA module, receive the instruction from FPGA module, and send instructions under FPGA module, DSP module unilaterally receives from outside On-off signal signal simultaneously, one-sided externally output switch amount output signal and digital signal level, digital signal level therein consigns to D/A converter module；D/A converter module is receiving after the digital quantity of DSP module, is responsible for converting analog quantity the name externally output with small-signal to。
In the present invention, DSP module can be selected for TMS320F2812 chip, and RAM module can be selected for IS6lLV51216-8 chip, and switching value output module can be selected for ZP-1050 device, and switching input module can be selected for ZP-1052 device。
The intelligent optical digital relay protection tester according to the present invention is described in an illustrative manner above with reference to accompanying drawing。But; skilled artisan would appreciate that; for the intelligent optical digital relay protection tester that the invention described above is proposed; various improvement can also be made on without departing from the basis of present invention; or wherein portion of techniques feature is carried out equivalent replacement; all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention。Therefore, protection scope of the present invention should be determined by the content of appending claims。
Claims (6)
1. intelligent optical digital relay protection tester; it is characterized in that: include power panel, relay protection test mainboard, fiber optic interface circuits plate, switching value input circuit plate, switching value and small-signal output circuit plate and communication board; the power input of described relay protection test mainboard is connected with the power output end of power panel by power line; the communication ends of described relay protection test mainboard is connected with communication board by netting twine, and described relay protection test mainboard is connected with fiber optic interface circuits plate, switching value input circuit plate and switching value and small-signal output circuit plate by winding displacement。
2. intelligent optical digital relay protection tester according to claim 1, it is characterized in that: described relay protection test mainboard includes DSP module, FPGA module, FLASH module, RAM module, HPI interface module and PHY module, wherein, DSP module is connected with FPGA module by HPI interface module, FPGA module is connected with FLASH module and fiber optic interface circuits plate, DSP module is connected with RAM module, FPGA module is also by PHY module and communication board, switching value output module on switching value input circuit plate and switching value and small-signal output circuit plate connects, DSP module is connected with the small-signal output module in switching value and small-signal output circuit plate。
3. intelligent optical digital relay protection tester according to claim 2; it is characterized in that: include switch value input interface module on described switching value input circuit plate, this switch value input interface module passes sequentially through incoming level modular converter and photoelectric isolation module and is connected with the FPGA module of relay protection test mainboard。
4. intelligent optical digital relay protection tester according to claim 1; it is characterized in that: described power panel includes 220V alternating current power supply input module, filtration module and control input module; wherein, 220V alternating current power supply input module, filtration module and control input module are sequentially connected to the power input of relay protection test mainboard。
5. intelligent optical digital relay protection tester according to claim 1, it is characterised in that: described fiber optic interface circuits plate includes optical fiber ST interface and B code interface。
6. intelligent optical digital relay protection tester according to claim 1, it is characterised in that: described communication board includes RJ45 mixed-media network modules mixed-media, GPS module and debugging interface module。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610180579.3A CN105699820A (en) | 2016-03-28 | 2016-03-28 | Intelligent optical digital relay protection tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610180579.3A CN105699820A (en) | 2016-03-28 | 2016-03-28 | Intelligent optical digital relay protection tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105699820A true CN105699820A (en) | 2016-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610180579.3A Pending CN105699820A (en) | 2016-03-28 | 2016-03-28 | Intelligent optical digital relay protection tester |
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| CN (1) | CN105699820A (en) |
Citations (11)
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|---|---|---|---|---|
| CN201887538U (en) * | 2010-05-11 | 2011-06-29 | 北京亿旗创新科技发展有限公司 | Network intelligent type relay protector based on ADSP BF518 |
| CN103675557A (en) * | 2013-12-27 | 2014-03-26 | 哈尔滨理大晟源科技开发有限公司 | Microprocessor-based relay protection testing device |
| CN103713214A (en) * | 2013-12-24 | 2014-04-09 | 国家电网公司 | Intelligent transformer station relay protection closed loop test system |
| CN203643533U (en) * | 2013-12-19 | 2014-06-11 | 陕西银河网电科技有限公司 | Microcomputer type relay protection tester |
| CN203894351U (en) * | 2014-06-09 | 2014-10-22 | 武汉凯默电气有限公司 | Hand-held relay protection testing device for intelligent transformer station |
| CN204065685U (en) * | 2014-08-28 | 2014-12-31 | 国家电网公司 | A kind of light digital relay protection tester time response verifying attachment |
| CN204086414U (en) * | 2014-07-15 | 2015-01-07 | 扬州福德嘉电气有限公司 | Novel intelligent microcomputer protective relay proving installation |
| CN204832372U (en) * | 2015-06-09 | 2015-12-02 | 苏州市华安普电力工程有限公司 | Computer relay protection tester |
| CN105403793A (en) * | 2015-12-11 | 2016-03-16 | 国网四川省电力公司阿坝供电公司 | Automatic transformer station digital relay protection tester |
| CN205105000U (en) * | 2015-11-20 | 2016-03-23 | 成都南瑞科能电气自动化有限公司 | Digital relay protection observes and controls and intelligent terminal integrated device |
| CN205539266U (en) * | 2016-03-28 | 2016-08-31 | 成都天进仪器有限公司 | Intelligence light digital relay protection tester |
-
2016
- 2016-03-28 CN CN201610180579.3A patent/CN105699820A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201887538U (en) * | 2010-05-11 | 2011-06-29 | 北京亿旗创新科技发展有限公司 | Network intelligent type relay protector based on ADSP BF518 |
| CN203643533U (en) * | 2013-12-19 | 2014-06-11 | 陕西银河网电科技有限公司 | Microcomputer type relay protection tester |
| CN103713214A (en) * | 2013-12-24 | 2014-04-09 | 国家电网公司 | Intelligent transformer station relay protection closed loop test system |
| CN103675557A (en) * | 2013-12-27 | 2014-03-26 | 哈尔滨理大晟源科技开发有限公司 | Microprocessor-based relay protection testing device |
| CN203894351U (en) * | 2014-06-09 | 2014-10-22 | 武汉凯默电气有限公司 | Hand-held relay protection testing device for intelligent transformer station |
| CN204086414U (en) * | 2014-07-15 | 2015-01-07 | 扬州福德嘉电气有限公司 | Novel intelligent microcomputer protective relay proving installation |
| CN204065685U (en) * | 2014-08-28 | 2014-12-31 | 国家电网公司 | A kind of light digital relay protection tester time response verifying attachment |
| CN204832372U (en) * | 2015-06-09 | 2015-12-02 | 苏州市华安普电力工程有限公司 | Computer relay protection tester |
| CN205105000U (en) * | 2015-11-20 | 2016-03-23 | 成都南瑞科能电气自动化有限公司 | Digital relay protection observes and controls and intelligent terminal integrated device |
| CN105403793A (en) * | 2015-12-11 | 2016-03-16 | 国网四川省电力公司阿坝供电公司 | Automatic transformer station digital relay protection tester |
| CN205539266U (en) * | 2016-03-28 | 2016-08-31 | 成都天进仪器有限公司 | Intelligence light digital relay protection tester |
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Application publication date: 20160622 |
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| RJ01 | Rejection of invention patent application after publication |