CN106443154B - Current and voltage proportional transformation and sampling device - Google Patents
Current and voltage proportional transformation and sampling device Download PDFInfo
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- CN106443154B CN106443154B CN201610846685.0A CN201610846685A CN106443154B CN 106443154 B CN106443154 B CN 106443154B CN 201610846685 A CN201610846685 A CN 201610846685A CN 106443154 B CN106443154 B CN 106443154B
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- 238000005070 sampling Methods 0.000 title claims abstract description 63
- 230000009466 transformation Effects 0.000 title description 3
- 238000004804 winding Methods 0.000 claims abstract description 142
- 238000004891 communication Methods 0.000 claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims abstract description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 28
- 238000001514 detection method Methods 0.000 claims description 20
- 230000005284 excitation Effects 0.000 claims description 6
- 238000012360 testing method Methods 0.000 claims description 4
- CAKRAHQRJGUPIG-UHFFFAOYSA-M sodium;[4-azaniumyl-1-hydroxy-1-[hydroxy(oxido)phosphoryl]butyl]-hydroxyphosphinate Chemical compound [Na+].NCCCC(O)(P(O)(O)=O)P(O)([O-])=O CAKRAHQRJGUPIG-UHFFFAOYSA-M 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 8
- 238000009795 derivation Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000012549 training Methods 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 238000013500 data storage Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
- G01R19/2506—Arrangements for conditioning or analysing measured signals, e.g. for indicating peak values ; Details concerning sampling, digitizing or waveform capturing
- G01R19/2509—Details concerning sampling, digitizing or waveform capturing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/08—Circuits for altering the measuring range
- G01R15/09—Autoranging circuits
Abstract
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Claims (6)
Priority Applications (1)
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CN201610846685.0A CN106443154B (en) | 2016-09-23 | 2016-09-23 | Current and voltage proportional transformation and sampling device |
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CN201610846685.0A CN106443154B (en) | 2016-09-23 | 2016-09-23 | Current and voltage proportional transformation and sampling device |
Publications (2)
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CN106443154A CN106443154A (en) | 2017-02-22 |
CN106443154B true CN106443154B (en) | 2020-02-28 |
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CN201610846685.0A Active CN106443154B (en) | 2016-09-23 | 2016-09-23 | Current and voltage proportional transformation and sampling device |
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CN (1) | CN106443154B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109065343A (en) * | 2018-07-10 | 2018-12-21 | 中国电力科学研究院有限公司 | A kind of high-pressure double-stage voltage transformer |
CN115453176B (en) * | 2022-11-07 | 2023-03-24 | 南方电网数字电网研究院有限公司 | Sensitivity-switchable current mutual inductance device and current detection device |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20110035244A (en) * | 2009-09-30 | 2011-04-06 | 한국철도기술연구원 | Method for transmission line parameter measument of electric railway |
CN102914678A (en) * | 2011-09-26 | 2013-02-06 | 北京航天时代光电科技有限公司 | Tank-type tri-phase optical voltage transformer |
CN202837468U (en) * | 2012-11-05 | 2013-03-27 | 广州南方电力集团科技发展有限公司 | Multi-point earth fault monitor of master iron core |
CN205039036U (en) * | 2015-09-25 | 2016-02-17 | 国家电网公司 | Wide -range current transformer |
CN206258511U (en) * | 2016-09-23 | 2017-06-16 | 国网江西省电力公司电力科学研究院 | A kind of electric current, voltage ratio conversion and sampling apparatus |
-
2016
- 2016-09-23 CN CN201610846685.0A patent/CN106443154B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20110035244A (en) * | 2009-09-30 | 2011-04-06 | 한국철도기술연구원 | Method for transmission line parameter measument of electric railway |
CN102914678A (en) * | 2011-09-26 | 2013-02-06 | 北京航天时代光电科技有限公司 | Tank-type tri-phase optical voltage transformer |
CN202837468U (en) * | 2012-11-05 | 2013-03-27 | 广州南方电力集团科技发展有限公司 | Multi-point earth fault monitor of master iron core |
CN205039036U (en) * | 2015-09-25 | 2016-02-17 | 国家电网公司 | Wide -range current transformer |
CN206258511U (en) * | 2016-09-23 | 2017-06-16 | 国网江西省电力公司电力科学研究院 | A kind of electric current, voltage ratio conversion and sampling apparatus |
Non-Patent Citations (1)
Title |
---|
隔离变压器和双绕组变压器在建筑电气中的应用;王厚余;《低压电器》;20040930;第13-16页 * |
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Inventor after: Jin Shaoping Inventor after: Chen Chen Inventor after: Luo Li Inventor after: Xie Chaohui Inventor after: Lin Fenghao Inventor after: Yu Weimin Inventor after: Liu Jian Inventor after: Li Dongjiang Inventor after: Guo Quanhui Inventor after: Li Min Inventor after: Deng Wuping Inventor after: Wang Xun Inventor after: Wu Yu Inventor after: Yang Aichao Inventor before: Jin Shaoping Inventor before: Luo Li Inventor before: Xie Chaohui Inventor before: Lin Fenghao Inventor before: Yu Weimin Inventor before: Liu Jian Inventor before: Li Dongjiang Inventor before: Li Min Inventor before: Deng Wuping Inventor before: Wang Xun Inventor before: Wu Yu Inventor before: Yang Aichao Inventor before: Chen Chen |
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