KR890007054A - 회전자축 전압을 이용한 발전기 코어 모니터 - Google Patents

회전자축 전압을 이용한 발전기 코어 모니터 Download PDF

Info

Publication number
KR890007054A
KR890007054A KR1019880014168A KR880014168A KR890007054A KR 890007054 A KR890007054 A KR 890007054A KR 1019880014168 A KR1019880014168 A KR 1019880014168A KR 880014168 A KR880014168 A KR 880014168A KR 890007054 A KR890007054 A KR 890007054A
Authority
KR
South Korea
Prior art keywords
voltage
core monitor
generator
difference
frame
Prior art date
Application number
KR1019880014168A
Other languages
English (en)
Korean (ko)
Inventor
찰스 밀러 로버트
트워도칠립 미첼
Original Assignee
엠.피.린치
웨스팅 하우스 일렉트릭 코오포레이숀
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 엠.피.린치, 웨스팅 하우스 일렉트릭 코오포레이숀 filed Critical 엠.피.린치
Publication of KR890007054A publication Critical patent/KR890007054A/ko

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Electric Motors In General (AREA)
KR1019880014168A 1987-10-29 1988-10-29 회전자축 전압을 이용한 발전기 코어 모니터 KR890007054A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11432887A 1987-10-29 1987-10-29
US114328 1987-10-29

Publications (1)

Publication Number Publication Date
KR890007054A true KR890007054A (ko) 1989-06-17

Family

ID=22354583

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880014168A KR890007054A (ko) 1987-10-29 1988-10-29 회전자축 전압을 이용한 발전기 코어 모니터

Country Status (5)

Country Link
JP (1) JPH01144343A (it)
KR (1) KR890007054A (it)
CN (1) CN1013152B (it)
ES (1) ES2011180A6 (it)
IT (1) IT1225879B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10126168A1 (de) * 2001-05-30 2002-12-05 Kostal Leopold Gmbh & Co Kg Verfahren zum Bestimmen der Frequenz der im Ankerstromsignal eines kommutierten Gleichstrommotors enthaltenen Stromrippel
CN105388377A (zh) * 2015-11-09 2016-03-09 北京信息科技大学 旧电机定子铁心老化测试装置
JP2020521977A (ja) * 2017-06-05 2020-07-27 カッツフォース インコーポレイテッドＣｕｔｓｆｏｒｔｈ，Ｉｎｃ． 接地装置用のモニタリングシステム
CN112630650A (zh) * 2020-11-11 2021-04-09 苏州热工研究院有限公司 发电机轴电压采集装置及系统

Also Published As

Publication number Publication date
ES2011180A6 (es) 1989-12-16
IT8841700A0 (it) 1988-10-28
JPH01144343A (ja) 1989-06-06
IT1225879B (it) 1990-12-07
CN1013152B (zh) 1991-07-10
CN1035179A (zh) 1989-08-30

Similar Documents

Publication Publication Date Title
BE892241A (fr) Circuit de calcul rapide de la transformee de fourier discrete d'un signal, destine notamment a un appareil de controle par courants de foucault.
BR9305806A (pt) Sistema e processo de medição das caracteristicas de linha de comunicações e sistema para detectar resenca de dispositivo não-linear em linha de comunicação
KR890007054A (ko) 회전자축 전압을 이용한 발전기 코어 모니터
KR840001336A (ko) 이온 농도계
DE69113968T2 (de) Messbrücke für Referenzspannung für Gerät zur Überwachung und Messung der Isolation eines elektrischen Gleichspannungsnetzes.
IT7822519A0 (it) Dispositivo di prova per indicare una tensione elettrica e,o la sua polarita', nonche' il passaggio di corrente in un conduttore elettrico.
KR890007591A (ko) 상관 검출 방식
ATE37608T1 (de) Verfahren und vorrichtung zum feststellen der beladung von aktivkohlefiltern.
NL7808039A (nl) Schakeling voor detectie van een uit onbalans resul- terende gelijkspanning.
KR840005942A (ko) 전류 감지 회로
JPS5679229A (en) Leakage detector for conduit
JPS564066A (en) Water-tree detection method of rubber/plastic insulated power cable
JPS55125424A (en) Device for watching temperature of rotor of rotary electric machine
JPS5692422A (en) Detecting device for oscillation of turbine-driven generator
KR840007201A (ko) 마커신호 검출회로
JPS5583818A (en) Level detector
KR970024622A (ko) 주파수샘플링방법
KR920014205A (ko) 특정날짜 경보회로
KR920001378A (ko) 흑연표식부의 통전현상을 이용한 전극접촉식 정보판독방법
JPS531013A (en) Sound source equipment of electronic musical instrument
JPS6310202U (it)
JPS51151590A (en) Detection coil to search a crack using a whirling electric current
JPS57165759A (en) Detecting devie for dew condensation-frosting
JPS5443032A (en) Recording paper detector
Smeliakov Digital measuring equipment for infralow frequencies

Legal Events

Date Code Title Description
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid