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KR970066579A - Current detection device with toroidal coil - Google Patents

Current detection device with toroidal coil Download PDF

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Publication number
KR970066579A
KR970066579A KR1019970012072A KR19970012072A KR970066579A KR 970066579 A KR970066579 A KR 970066579A KR 1019970012072 A KR1019970012072 A KR 1019970012072A KR 19970012072 A KR19970012072 A KR 19970012072A KR 970066579 A KR970066579 A KR 970066579A
Authority
KR
South Korea
Prior art keywords
current
coil
detecting
electronic circuit
conductor
Prior art date
Application number
KR1019970012072A
Other languages
Korean (ko)
Inventor
마사히로 쯔카모토
Original Assignee
이시다 도시로
나나 일렉트로닉스 가부시끼가이샤
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 이시다 도시로, 나나 일렉트로닉스 가부시끼가이샤 filed Critical 이시다 도시로
Publication of KR970066579A publication Critical patent/KR970066579A/en

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Classifications

    • 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
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/34—Constructional details, e.g. resonators, specially adapted to MR
    • G01R33/34046—Volume type coils, e.g. bird-cage coils; Quadrature bird-cage coils; Circularly polarised coils
    • G01R33/34053—Solenoid coils; Toroidal coils

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Transformers For Measuring Instruments (AREA)
  • Measurement Of Current Or Voltage (AREA)

Abstract

전류 검출 장치가 측정할 회로로부터 절연된 상태에서 피측정 전류를 운송하는 도체를 통해 흐르는 전류를 검출하는 전류 검출 장치가 개시되어 있다. 상기 전류 검출 장치는 피측정 전류를 운송하는 도체를 통해 흐르는 전류를 검출하는 코일과 상기 전류를 검출하는 코일에 연결되고, 검출된 전류를 처리 및 측정하여 출력신호로서 전압 신호를 발생하는 전자 회로를 포함한다.A current detection device is disclosed which detects a current flowing through a conductor carrying a current under measurement in a state insulated from the circuit to be measured by the current detection device. The current detection device includes an electronic circuit connected to a coil for detecting a current flowing through a conductor carrying a current to be measured and a coil for detecting the current, and processing and measuring the detected current to generate a voltage signal as an output signal. Include.

Description

토로이달 코일을 갖는 전류 검출 장치Current detection device with toroidal coil

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제4a도는 본 발명에 따른 전류 검출 장치의 제2실시예의 구조를 나타낸 사시도이다.4A is a perspective view showing the structure of a second embodiment of a current detection device according to the present invention.

Claims (5)

피측정 전류를 전송하는 도체 내에 흐르는 전류를 검출하기 위한 코일; 및 상기 전류 검출 코일에 연결되며, 검출된 전류를 처리 및 측정하여 출력 신호로서 전압 신호를 발생시키는 전자 회로를 구비하는 것을 특징으로 하는 전류 검출 장치.A coil for detecting a current flowing in the conductor that transmits the current to be measured; And an electronic circuit connected to the current detecting coil, the electronic circuit processing and measuring the detected current to generate a voltage signal as an output signal. 제1항에 있어서, 상기 전류 검출 코일은 에어-코어 토로이달 코일인 것을 특징으로 하는 전류 측정 장치.The current measuring device of claim 1, wherein the current detecting coil is an air-core toroidal coil. 제1항에 있어서, 상기 전류 검출 코일은 로고스키 코일인 것을 특징으로 하는 전류 측정 장치.The current measuring device of claim 1, wherein the current detecting coil is a Rogowski coil. 피측정 전류를 전송하는 도체 내에 흐르는 전류에 의해 발생되는 유도 자기장을 검출하여 전류 신호를 발생하는 코일; 상기 전류 검출 코일에 연결되며, 검출된 전류를 처리 및 측정하여 출력 신호로서 전압 신호를 발생시키는 전자 회로; 외부 디스플레이 장치에 상기 전압 신호를 출력시키기 위한 출력 단자들; 및 상기 전류 검출 코일, 전자 회로 및 출력 단자들을 내장하며, 상기 도체를 삽입하기 위해 상기 도체를 통해 연장하는 관통홀을 가지는 케이스르 구비하는 것을 특징으로 하는 전류 측정 장치.A coil for generating a current signal by detecting an induced magnetic field generated by a current flowing in a conductor transmitting a current to be measured; An electronic circuit coupled to the current detection coil, for processing and measuring the detected current to generate a voltage signal as an output signal; Output terminals for outputting the voltage signal to an external display device; And a case incorporating the current detecting coil, the electronic circuit, and the output terminals, the case having a through hole extending through the conductor to insert the conductor. 제4항에 있어서, 상기 전류 검출 코일은 토로이달 코일인 것을 특징으로 하는 전류 측정 장치.5. The current measuring device of claim 4, wherein the current detecting coil is a toroidal coil. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019970012072A 1996-03-12 1997-04-01 Current detection device with toroidal coil KR970066579A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1996001631U JP3028890U (en) 1996-03-12 1996-03-12 Current detector with toroidal coil
JP96-1631 1996-03-12

Publications (1)

Publication Number Publication Date
KR970066579A true KR970066579A (en) 1997-10-13

Family

ID=65989150

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019970012072A KR970066579A (en) 1996-03-12 1997-04-01 Current detection device with toroidal coil

Country Status (2)

Country Link
JP (1) JP3028890U (en)
KR (1) KR970066579A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110036708A (en) * 2008-06-19 2011-04-08 에이비비 테크놀로지 아게 A combined electrical measurement device
KR20150030463A (en) * 2013-09-12 2015-03-20 엘지이노텍 주식회사 Micro electro mechanical systems current sensor
KR101885325B1 (en) * 2018-02-13 2018-09-10 고해영 Short turn detector and short turn detection method
KR101885333B1 (en) * 2018-02-13 2018-09-10 고해영 Short turn detector and short turn detection method
KR20200025340A (en) * 2018-08-30 2020-03-10 대한민국(국방부 공군참모총장) Eddy Current Testing Device For Aircraft Fuselage Skin Crack Detection

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2980592A1 (en) * 2014-07-30 2016-02-03 General Electric Company Sensor devices and methods for use in sensing current through a conductor
WO2017221354A1 (en) 2016-06-22 2017-12-28 三菱電機株式会社 Radio communication device, radio station device, apparatus control method, and apparatus control program

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110036708A (en) * 2008-06-19 2011-04-08 에이비비 테크놀로지 아게 A combined electrical measurement device
KR20150030463A (en) * 2013-09-12 2015-03-20 엘지이노텍 주식회사 Micro electro mechanical systems current sensor
KR101885325B1 (en) * 2018-02-13 2018-09-10 고해영 Short turn detector and short turn detection method
KR101885333B1 (en) * 2018-02-13 2018-09-10 고해영 Short turn detector and short turn detection method
KR20200025340A (en) * 2018-08-30 2020-03-10 대한민국(국방부 공군참모총장) Eddy Current Testing Device For Aircraft Fuselage Skin Crack Detection

Also Published As

Publication number Publication date
JP3028890U (en) 1996-09-13

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E902 Notification of reason for refusal
E601 Decision to refuse application