CN102590603B - Through flow sampling method of check protection device - Google Patents
Through flow sampling method of check protection device Download PDFInfo
- Publication number
- CN102590603B CN102590603B CN201210038369.2A CN201210038369A CN102590603B CN 102590603 B CN102590603 B CN 102590603B CN 201210038369 A CN201210038369 A CN 201210038369A CN 102590603 B CN102590603 B CN 102590603B
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- current
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- flow sampling
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- relay
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- 238000005070 sampling Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000012360 testing method Methods 0.000 claims abstract description 25
- 230000001681 protective effect Effects 0.000 claims description 4
- 230000001419 dependent effect Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 238000002474 experimental method Methods 0.000 claims description 3
- 230000001012 protector Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000009466 transformation Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201210038369.2A CN102590603B (en) | 2012-02-15 | 2012-02-15 | Through flow sampling method of check protection device |
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CN201210038369.2A CN102590603B (en) | 2012-02-15 | 2012-02-15 | Through flow sampling method of check protection device |
Publications (2)
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CN102590603A CN102590603A (en) | 2012-07-18 |
CN102590603B true CN102590603B (en) | 2014-07-02 |
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CN201210038369.2A Expired - Fee Related CN102590603B (en) | 2012-02-15 | 2012-02-15 | Through flow sampling method of check protection device |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103344859B (en) * | 2013-06-29 | 2016-06-22 | 国家电网公司 | A kind of AC sampling loop test method |
CN105842490A (en) * | 2016-05-25 | 2016-08-10 | 国家电网公司 | Anti-damaged apparatus for relay protection terminal strip |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101482602A (en) * | 2008-11-25 | 2009-07-15 | 甘肃电力科学研究院 | Detection analysis system of relay-protection tester |
CN201312117Y (en) * | 2008-12-03 | 2009-09-16 | 徐成飞 | Neutral point flexible resistor grounding running device for electric network |
CN101557102A (en) * | 2009-05-15 | 2009-10-14 | 江苏省电力公司金湖县供电公司 | General-purpose simulation device for microcomputer protection |
CN101629975A (en) * | 2009-04-27 | 2010-01-20 | 成都纵横测控技术有限公司 | Relay contact-voltage measuring and conditioning circuit and measuring method |
CN101661090A (en) * | 2009-09-23 | 2010-03-03 | 河南省电力公司商丘供电公司 | Through-flow tester of neutral point current transformer of transformer |
CN201518052U (en) * | 2009-10-26 | 2010-06-30 | 江西省电力科学研究院 | Portable all-digital relay protection transient closed-loop tester |
US7884597B2 (en) * | 2008-03-29 | 2011-02-08 | Hubert Ostmeier | Apparatus for testing a protective measuring or metering device as a constituent part of a high or medium voltage installation, more specifically of a utility protective relay, of a generator protective device, of a current meter, or of other protective, measuring or metering electrical devices in a high or medium voltage installation |
CN201740862U (en) * | 2010-05-20 | 2011-02-09 | 江西省电力科学研究院 | Portable three-phase voltage transformer intelligent calibrating device |
CN102298131A (en) * | 2011-05-19 | 2011-12-28 | 国网电力科学研究院 | Method and apparatus for measuring harmonic characteristic of current transformer |
-
2012
- 2012-02-15 CN CN201210038369.2A patent/CN102590603B/en not_active Expired - Fee Related
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7884597B2 (en) * | 2008-03-29 | 2011-02-08 | Hubert Ostmeier | Apparatus for testing a protective measuring or metering device as a constituent part of a high or medium voltage installation, more specifically of a utility protective relay, of a generator protective device, of a current meter, or of other protective, measuring or metering electrical devices in a high or medium voltage installation |
CN101482602A (en) * | 2008-11-25 | 2009-07-15 | 甘肃电力科学研究院 | Detection analysis system of relay-protection tester |
CN201312117Y (en) * | 2008-12-03 | 2009-09-16 | 徐成飞 | Neutral point flexible resistor grounding running device for electric network |
CN101629975A (en) * | 2009-04-27 | 2010-01-20 | 成都纵横测控技术有限公司 | Relay contact-voltage measuring and conditioning circuit and measuring method |
CN101557102A (en) * | 2009-05-15 | 2009-10-14 | 江苏省电力公司金湖县供电公司 | General-purpose simulation device for microcomputer protection |
CN101661090A (en) * | 2009-09-23 | 2010-03-03 | 河南省电力公司商丘供电公司 | Through-flow tester of neutral point current transformer of transformer |
CN201518052U (en) * | 2009-10-26 | 2010-06-30 | 江西省电力科学研究院 | Portable all-digital relay protection transient closed-loop tester |
CN201740862U (en) * | 2010-05-20 | 2011-02-09 | 江西省电力科学研究院 | Portable three-phase voltage transformer intelligent calibrating device |
CN102298131A (en) * | 2011-05-19 | 2011-12-28 | 国网电力科学研究院 | Method and apparatus for measuring harmonic characteristic of current transformer |
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CN102590603A (en) | 2012-07-18 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: JIANGSU ELECTRIC POWER CO. STATE ELECTRIC NET CROP Effective date: 20121102 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20121102 Address after: 221006 Jiefang North Road, Jiangsu, Xuzhou, No. 20 Applicant after: Xuzhou Power Supply Company of Jiangsu Electric Power Company Applicant after: Jiangsu Electric Power Company Applicant after: State Grid Corporation of China Address before: 221006 Jiefang North Road, Jiangsu, Xuzhou, No. 20 Applicant before: Xuzhou Power Supply Company of Jiangsu Electric Power Company |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20160215 |
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CF01 | Termination of patent right due to non-payment of annual fee |