CN200941556Y - Neutral point non-linear voltage limiting earthing device - Google Patents
Neutral point non-linear voltage limiting earthing device Download PDFInfo
- Publication number
- CN200941556Y CN200941556Y CN 200620071344 CN200620071344U CN200941556Y CN 200941556 Y CN200941556 Y CN 200941556Y CN 200620071344 CN200620071344 CN 200620071344 CN 200620071344 U CN200620071344 U CN 200620071344U CN 200941556 Y CN200941556 Y CN 200941556Y
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- Prior art keywords
- neutral point
- current
- pressure limiting
- linear pressure
- earthing device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000007935 neutral effect Effects 0.000 title claims abstract description 38
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 38
- 239000011787 zinc oxide Substances 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 11
- 229960001296 zinc oxide Drugs 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000000523 sample Substances 0.000 claims description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 abstract 3
- 239000011701 zinc Substances 0.000 abstract 3
- 229910052725 zinc Inorganic materials 0.000 abstract 3
- 230000004224 protection Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000003534 oscillatory effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 208000011580 syndromic disease Diseases 0.000 description 1
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Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200620071344 CN200941556Y (en) | 2006-05-12 | 2006-05-12 | Neutral point non-linear voltage limiting earthing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200620071344 CN200941556Y (en) | 2006-05-12 | 2006-05-12 | Neutral point non-linear voltage limiting earthing device |
Publications (1)
Publication Number | Publication Date |
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CN200941556Y true CN200941556Y (en) | 2007-08-29 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 200620071344 Expired - Fee Related CN200941556Y (en) | 2006-05-12 | 2006-05-12 | Neutral point non-linear voltage limiting earthing device |
Country Status (1)
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CN (1) | CN200941556Y (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103124063A (en) * | 2012-07-13 | 2013-05-29 | 中电普瑞科技有限公司 | Arrester overvoltage protection device with variable voltage ratio and implementation method |
CN106443145A (en) * | 2016-08-30 | 2017-02-22 | 国网陕西省电力公司经济技术研究院 | Method for suppressing ferro-resonance by grounding of neutral point through ZnO non-linear resistor in power distribution network |
CN110416987A (en) * | 2019-07-08 | 2019-11-05 | 国网天津市电力公司电力科学研究院 | Voltage transformer overvoltage inhibiting apparatus based on sensitive characteristic |
-
2006
- 2006-05-12 CN CN 200620071344 patent/CN200941556Y/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103124063A (en) * | 2012-07-13 | 2013-05-29 | 中电普瑞科技有限公司 | Arrester overvoltage protection device with variable voltage ratio and implementation method |
CN103124063B (en) * | 2012-07-13 | 2015-05-13 | 中电普瑞科技有限公司 | Arrester overvoltage protection device with variable voltage ratio and implementation method |
CN106443145A (en) * | 2016-08-30 | 2017-02-22 | 国网陕西省电力公司经济技术研究院 | Method for suppressing ferro-resonance by grounding of neutral point through ZnO non-linear resistor in power distribution network |
CN106443145B (en) * | 2016-08-30 | 2018-11-30 | 国网陕西省电力公司经济技术研究院 | Power network neutral point is grounded the method for inhibiting ferromagnetic resonance through Zno varistor |
CN110416987A (en) * | 2019-07-08 | 2019-11-05 | 国网天津市电力公司电力科学研究院 | Voltage transformer overvoltage inhibiting apparatus based on sensitive characteristic |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: ANHUI SAIPU ELECTRIC CO., LTD Free format text: FORMER OWNER: LI YAN Effective date: 20100504 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 230088 ROOM 409, TIANYIGUOJI BUSINESS CENTER, NO.669, CHANGJIANG WEST ROAD,HEFEI CITY, ANHUI PROVINCE TO: 238335 YAOGOU INDUSTRIAL DISTRICT, WUWEI COUNTY, CHAOHU CITY, ANHUI PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20100504 Address after: 238335 Yao Gou Industrial Zone, Chaohu, Anhui, Wuwei County Patentee after: Anhui Saipu Electric Co., Ltd. Address before: 409, Tian Yi International Business Center, room 669, 230088 West Changjiang Road, Anhui, Hefei Patentee before: Li Yan |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070829 Termination date: 20120512 |