KR100966450B1 - 비접촉식 전류 측정 장치 - Google Patents
비접촉식 전류 측정 장치 Download PDFInfo
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- KR100966450B1 KR100966450B1 KR1020080033371A KR20080033371A KR100966450B1 KR 100966450 B1 KR100966450 B1 KR 100966450B1 KR 1020080033371 A KR1020080033371 A KR 1020080033371A KR 20080033371 A KR20080033371 A KR 20080033371A KR 100966450 B1 KR100966450 B1 KR 100966450B1
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- current
- coil
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- measuring device
- current measuring
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- 238000005259 measurement Methods 0.000 claims abstract description 31
- 239000004020 conductor Substances 0.000 claims abstract description 27
- 238000005266 casting Methods 0.000 claims description 7
- 238000004804 winding Methods 0.000 claims description 7
- 238000010292 electrical insulation Methods 0.000 claims description 3
- 230000003321 amplification Effects 0.000 claims description 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 2
- 235000015041 whisky Nutrition 0.000 abstract description 13
- 238000010586 diagram Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000004907 flux Effects 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 230000035699 permeability Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
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- 229920006395 saturated elastomer Polymers 0.000 description 3
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- 230000000593 degrading effect Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
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- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001681 protective 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
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/20—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices
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- 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
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
- G01R15/181—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using coils without a magnetic core, e.g. Rogowski coils
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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
- G01R19/0092—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring current only
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
- G01R22/06—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Abstract
Description
Claims (3)
- 비접촉식 전류 측정 장치에 있어서,전류 측정 대상 자체 또는 전류 측정 대상에 접속된 전기적 도체의 주위에 접촉되지 않게 설치되어, 상기 전류 측정 대상에 흐르는 전류에 비례하는 전압신호를 출력하는 로고우스키 코일; 및상기 로고우스키 코일이 출력하는 전압신호를 증폭시킬 수 있도록, 상기 로고우스키 코일의 내부를 다중으로 관통하도록 상기 로고우스키 코일의 주위에 다중 권선되는 상기 전류 측정 대상 자체 또는 전류 측정 대상에 접속된 전기적 도체를 포함하여 구성되는 것을 특징으로 하는 비접촉식 전류 측정 장치.
- 제1항에 있어서,상기 로고우스키 코일은 외부의 노이즈(noise)에 대한 차폐를 위해서 전기적 절연재 내에 주조하여 내장되는 것을 특징으로 하는 비접촉식 전류 측정 장치.
- 제1항에 있어서,상기 로고우스키 코일의 출력전압의 증폭 비는 전류 측정 대상 자체 또는 전류 측정 대상에 접속된 상기 전류 측정 대상의 전기적 도체의 다중 권선 수에 따라 결정되는 것을 특징으로 하는 비접촉식 전류 측정 장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080033371A KR100966450B1 (ko) | 2008-04-10 | 2008-04-10 | 비접촉식 전류 측정 장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080033371A KR100966450B1 (ko) | 2008-04-10 | 2008-04-10 | 비접촉식 전류 측정 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090107863A KR20090107863A (ko) | 2009-10-14 |
KR100966450B1 true KR100966450B1 (ko) | 2010-06-28 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020080033371A Active KR100966450B1 (ko) | 2008-04-10 | 2008-04-10 | 비접촉식 전류 측정 장치 |
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KR (1) | KR100966450B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210044462A (ko) | 2019-10-15 | 2021-04-23 | 주식회사 온 | 전류측정장치 및 이를 포함하는 가스절연개폐장치 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2420849B1 (en) | 2010-08-20 | 2019-10-23 | General Electric Technology GmbH | Rogowski coil assembly |
GB201013957D0 (en) * | 2010-08-20 | 2010-10-06 | Trw Ltd | Measurement circuit |
CN116754820B (zh) * | 2023-08-24 | 2023-10-24 | 冰零智能科技(常州)有限公司 | 一种电流检测系统及其检测方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000147023A (ja) | 1998-11-11 | 2000-05-26 | Nippon Telegr & Teleph Corp <Ntt> | 感度調整機能付き大口径電流プローブ |
JP2003075475A (ja) | 2001-09-03 | 2003-03-12 | Yokogawa Electric Corp | 交流電流センサ |
KR20070045606A (ko) * | 2005-10-27 | 2007-05-02 | 한국표준과학연구원 | 공심코어를 사용한 교류전류 센서 |
JP2007163228A (ja) | 2005-12-12 | 2007-06-28 | Nissin Electric Co Ltd | ロゴスキーコイル、ロゴスキーコイル生産方法、及び、電流計測装置 |
-
2008
- 2008-04-10 KR KR1020080033371A patent/KR100966450B1/ko active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000147023A (ja) | 1998-11-11 | 2000-05-26 | Nippon Telegr & Teleph Corp <Ntt> | 感度調整機能付き大口径電流プローブ |
JP2003075475A (ja) | 2001-09-03 | 2003-03-12 | Yokogawa Electric Corp | 交流電流センサ |
KR20070045606A (ko) * | 2005-10-27 | 2007-05-02 | 한국표준과학연구원 | 공심코어를 사용한 교류전류 센서 |
JP2007163228A (ja) | 2005-12-12 | 2007-06-28 | Nissin Electric Co Ltd | ロゴスキーコイル、ロゴスキーコイル生産方法、及び、電流計測装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210044462A (ko) | 2019-10-15 | 2021-04-23 | 주식회사 온 | 전류측정장치 및 이를 포함하는 가스절연개폐장치 |
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Publication number | Publication date |
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KR20090107863A (ko) | 2009-10-14 |
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