KR900014895A - 정전기 미터 - Google Patents
정전기 미터 Download PDFInfo
- Publication number
- KR900014895A KR900014895A KR1019900002632A KR900002632A KR900014895A KR 900014895 A KR900014895 A KR 900014895A KR 1019900002632 A KR1019900002632 A KR 1019900002632A KR 900002632 A KR900002632 A KR 900002632A KR 900014895 A KR900014895 A KR 900014895A
- Authority
- KR
- South Korea
- Prior art keywords
- electrostatic meter
- reference voltage
- meter according
- electrostatic
- voltage
- Prior art date
Links
- 230000005611 electricity Effects 0.000 title claims 2
- 230000003068 static effect Effects 0.000 title claims 2
- 238000004804 winding Methods 0.000 claims 3
- 238000011156 evaluation Methods 0.000 claims 2
- 238000005265 energy consumption Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R13/00—Arrangements for displaying electric variables or waveforms
- G01R13/20—Cathode-ray oscilloscopes
- G01R13/22—Circuits therefor
- G01R13/34—Circuits for representing a single waveform by sampling, e.g. for very high frequencies
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measurement Of Current Or Voltage (AREA)
- Elimination Of Static Electricity (AREA)
- Measurement Of Resistance Or Impedance (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polymerisation Methods In General (AREA)
- Medicinal Preparation (AREA)
- Transformers For Measuring Instruments (AREA)
- Measurement Of Unknown Time Intervals (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Electroluminescent Light Sources (AREA)
- Control Of El Displays (AREA)
- Luminescent Compositions (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Abstract
내용 없음.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 정전기 미터의 본 발명에서 필수적인 부분의 제1실시예 블럭도를 도시한 도면,
제2도는 제1도 블럭도의 세부변형을 도시한 도면,
제3도는 제2도 실시예를 다소 상세히 도시한 도면.
Claims (12)
- 자기변류기를 포함하는 측정부분과 평가부분을 갖는 전기에너지 소모를 측정하기 위한 정전기 미터(static electricity meter)에 있어서, 공기갭을 갖는 그리고 부하가 걸리지 않은 형태의 개방된 변류기(3)가 제공되며, 적분상태(6, 13)가 전술한 변류기의 하류에 연결됨을 특징으로 하는 정전기 미터.
- 제1항에 있어서, 평가부분(2)이 마이크로 컴퓨터(7)이고, 측정부분(1)의 출력신호 스케일 차원(scale dimensioning)이 적분상태(6, 13)의 특정시간상수를 참작하여 수행됨을 특징으로하는 정전기 미터.
- 제2항에 있어서, 규정된 시간에 걸쳐 적분상태(6, 13)에 가해진 규정된 기준전압에 의해 획득된 측정부분(1)의 출력신호에 대한 기준크기가 평가부분(2)내에 저장되고, 전술한 스케일 차원에 대한 계수인자가 기준크기와 동작중에 획득된 눈금계산크기 사이의 비로부터 유도될 수 있음을 특징으로 하는 정전기 미터.
- 제3항에 있어서, 적분상태가 연산증폭기를 갖는 한 이상적인 적분기(6)에 의해 수행됨을 특징으로 하는 정전기 미터.
- 제3항에 있어서, 적분상태가 RC소자, 바람직하게는 저역통과필터(13)에 의해 형성됨을 특징으로 하는 정전기 미터.
- 제5항에 있어서, 눈금계산작업을 위해 저역통과필터(13)가 한 이상적인 적분기로 고정될 수 있음을 특징으로 하는 정전기 미터.
- 제3항 내지 제6항중 어느 한항에 있어서, 눈금계산크기가 기준크기의 결정에서와 같은 규정된 시간동안 같은 규정된 기준전압(UR)을 적용시키므로서 결정됨을 특징으로 하는 정전기 미터.
- 제7항에 있어서, 기준전압이 직류전압(UR)에 의해 형성됨을 특징으로 하는 정전기 미터.
- 제7항에 있어서, 기준전압이 교대전압(UR″)에 의해 형성되며, 출력신호의 유효값과 정류된 평균값(UM)이 측정부분(1)의 출력에서 측정됨을 특징으로 하는 정전기 미터.
- 제3항 내지 제6항중 어느 한항에 있어서, 변류기(3)가 선형리액턴스 코일(4)에 의해 형성되고, 부하전류(I)가 동리액턴스 코일을 통해 흐르고 한 보조권선(5)이 전술한 리액턴스 코일로 할당되며, 보조권선내에서 유도된 전압이 적분상태(6, 13)의 입력신호를 형성시킴을 특징으로 하는 정전기 미터.
- 제5항 또는 제10항에 있어서, 보조권선(5)이 높은 크기의 저항(19)으로 부하가 걸림을 특징으로 하는 정전기 미터.
- 제7항에 있어서, 기준전압(UR″)이 마이크로 컴퓨터(7)의 상류에 연결된 아날로그/디지탈 변환기(8)기준 직류전압에 의해 형성되며, 이때의 기준전압이 적분단계의 입력으로 음과 양이 교대로 적용됨을 특징으로 하는 정전기 미터.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH00839/88-6 | 1989-03-07 | ||
CH83989 | 1989-03-07 | ||
CH03973/89-3 | 1989-11-03 | ||
CH397389A CH680537A5 (en) | 1989-11-03 | 1989-11-03 | Static electricity meter independent of frequency |
Publications (1)
Publication Number | Publication Date |
---|---|
KR900014895A true KR900014895A (ko) | 1990-10-25 |
Family
ID=25685854
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019900002632A KR900014895A (ko) | 1989-03-07 | 1990-02-28 | 정전기 미터 |
Country Status (17)
Country | Link |
---|---|
US (1) | US5128611A (ko) |
EP (1) | EP0386604B1 (ko) |
JP (1) | JPH02254369A (ko) |
KR (1) | KR900014895A (ko) |
CN (1) | CN1023662C (ko) |
AT (1) | ATE115290T1 (ko) |
AU (1) | AU640914B2 (ko) |
CA (1) | CA2010568A1 (ko) |
CZ (1) | CZ281530B6 (ko) |
DE (1) | DE59007894D1 (ko) |
DK (1) | DK0386604T3 (ko) |
ES (1) | ES2064505T3 (ko) |
FI (1) | FI901141A0 (ko) |
GR (1) | GR3015310T3 (ko) |
NZ (1) | NZ232791A (ko) |
PT (1) | PT93354B (ko) |
YU (1) | YU47218B (ko) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU634722B2 (en) * | 1989-07-04 | 1993-03-04 | Georgey Katrib | Digital measurement of A.C. active and reactive values using half-cycle integration technique |
US5485393A (en) * | 1990-08-30 | 1996-01-16 | Metricom, Inc. | Method and apparatus for measuring electrical parameters using a differentiating current sensor and a digital integrator |
CH681492A5 (ko) * | 1991-01-09 | 1993-03-31 | Zellweger Uster Ag | |
US5196784A (en) * | 1991-03-18 | 1993-03-23 | Hughes Aircraft Company | Isolated current monitoring circuit for measuring direct and high duty factor currents |
CH682860A5 (en) * | 1991-12-13 | 1993-11-30 | Zellweger Uster Ag | Transducers Static electricity meters. |
US5742153A (en) * | 1992-08-18 | 1998-04-21 | Basic Measuring Instruments | Coasting power supply for AC power system waveform measuring instrument |
ES2103173B1 (es) * | 1994-03-29 | 1998-04-01 | Infrarrojo Y Microelectronica | Sensor digital de corriente autocalibrado. |
US5696441A (en) * | 1994-05-13 | 1997-12-09 | Distribution Control Systems, Inc. | Linear alternating current interface for electronic meters |
US6226600B1 (en) * | 1998-08-03 | 2001-05-01 | Rodenberg, Iii Ernest A. | Programmable electricity consumption monitor |
US6388435B1 (en) * | 1998-12-31 | 2002-05-14 | General Electric Company | Methods and apparatus for voltage measurement |
GB9918539D0 (en) * | 1999-08-06 | 1999-10-06 | Sentec Ltd | Planar current transformer |
DE10112304C1 (de) * | 2001-03-14 | 2002-07-18 | Siemens Ag | Messwert-Erfassung- und -Verarbeitungseinheit für kleine Messsignale |
EP1379012A1 (en) * | 2002-07-03 | 2004-01-07 | Aydin Özalp | Integrated and automated water, gas and electricity meter reading via power line carrier |
SI21582A (sl) * | 2003-07-15 | 2005-02-28 | Iskraemeco | Števec električne energije |
US7043380B2 (en) * | 2003-09-16 | 2006-05-09 | Rodenberg Iii Ernest Adolph | Programmable electricity consumption monitoring system and method |
US7362086B2 (en) * | 2005-12-19 | 2008-04-22 | Silicon Laboratories Inc. | Integrated current sensor |
US7397234B2 (en) | 2005-12-19 | 2008-07-08 | Silicon Laboratories Inc. | Current sensor with reset circuit |
US7679162B2 (en) * | 2005-12-19 | 2010-03-16 | Silicon Laboratories Inc. | Integrated current sensor package |
US7638999B2 (en) * | 2006-04-07 | 2009-12-29 | Cooper Technologies Company | Protective relay device, system and methods for Rogowski coil sensors |
US7990132B2 (en) * | 2006-06-30 | 2011-08-02 | Silicon Laboratories Inc. | Current sensor including an integrated circuit die including a first and second coil |
US7564233B2 (en) | 2006-11-06 | 2009-07-21 | Cooper Technologies Company | Shielded Rogowski coil assembly and methods |
US7821251B2 (en) * | 2006-12-12 | 2010-10-26 | Silicon Laboratories Inc. | Current sensor |
US7917251B2 (en) * | 2007-09-05 | 2011-03-29 | Consolidated Edison Company Of New York, Inc. | Metering system and method of operation |
US7728578B2 (en) * | 2008-05-15 | 2010-06-01 | Silicon Laboratories Inc. | Method and apparatus for high current measurement |
US8756029B2 (en) * | 2011-01-21 | 2014-06-17 | Schneider Electric USA, Inc. | Non-linearity calibration using an internal source in an intelligent electronic device |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3226641A (en) * | 1961-12-05 | 1965-12-28 | Gen Electric | Electronic type converter for producting a d.c. signal proportional to watt input |
US3546565A (en) * | 1968-10-29 | 1970-12-08 | Sangamo Electric Co | Compensation of input direct current component in a current transformer |
US3775683A (en) * | 1972-05-10 | 1973-11-27 | K Barta | Electrical power measuring device |
DE2650633A1 (de) * | 1976-11-05 | 1978-05-11 | Friedl Richard | Elektronische multiplizierschaltung mit digitaler steuerung einer der eingangsgroessen insbesondere fuer die bestimmung der elektrischen leistung und energie |
DE2757595A1 (de) * | 1976-12-29 | 1978-07-13 | Gen Electric | Elektronischer zaehler zum messen des energieverbrauches |
US4182983A (en) * | 1978-07-11 | 1980-01-08 | Westinghouse Electric Corp. | Electronic AC electric energy measuring circuit |
US4413230A (en) * | 1978-07-11 | 1983-11-01 | Westinghouse Electric Corp. | Electric energy meter having a mutual inductance current transducer |
US4368424A (en) * | 1978-07-11 | 1983-01-11 | Westinghouse Electric Corp. | Mutual inductance current transducer for AC electric energy meters |
US4459546A (en) * | 1980-11-03 | 1984-07-10 | Rockwell International Corporation | Electronic kilowatthour meter |
GB2133594A (en) * | 1982-12-24 | 1984-07-25 | Leslie Taylor | Electrical power consumption costing device |
US4578639A (en) * | 1984-03-02 | 1986-03-25 | Westinghouse Electric Corp. | Metering system for measuring parameters of high AC electric energy flowing in an electric conductor |
GB8426822D0 (en) * | 1984-10-23 | 1984-11-28 | Day S | Static electricity meter |
CH673714A5 (ko) * | 1985-05-02 | 1990-03-30 | Zellweger Uster Ag | |
FR2603992B1 (fr) * | 1986-09-16 | 1988-10-28 | Alsthom | Dispositif pour l'acquisition numerique d'un courant electrique alternatif issu d'un transformateur de courant a tore magnetique saturable |
US4859937A (en) * | 1987-07-07 | 1989-08-22 | General Electric Company | Pulse width modulator in an electronic watt-hour meter with up and down integration for error correction |
-
1990
- 1990-02-12 YU YU26890A patent/YU47218B/sh unknown
- 1990-02-21 CA CA002010568A patent/CA2010568A1/en not_active Abandoned
- 1990-02-27 JP JP2044691A patent/JPH02254369A/ja active Pending
- 1990-02-28 ES ES90103884T patent/ES2064505T3/es not_active Expired - Lifetime
- 1990-02-28 DE DE59007894T patent/DE59007894D1/de not_active Expired - Fee Related
- 1990-02-28 EP EP90103884A patent/EP0386604B1/de not_active Expired - Lifetime
- 1990-02-28 AU AU50569/90A patent/AU640914B2/en not_active Ceased
- 1990-02-28 KR KR1019900002632A patent/KR900014895A/ko not_active Application Discontinuation
- 1990-02-28 AT AT90103884T patent/ATE115290T1/de not_active IP Right Cessation
- 1990-02-28 DK DK90103884.4T patent/DK0386604T3/da active
- 1990-03-01 CZ CS90982A patent/CZ281530B6/cs unknown
- 1990-03-05 NZ NZ232791A patent/NZ232791A/xx unknown
- 1990-03-06 PT PT93354A patent/PT93354B/pt not_active IP Right Cessation
- 1990-03-07 CN CN90101211A patent/CN1023662C/zh not_active Expired - Fee Related
- 1990-03-07 US US07/489,506 patent/US5128611A/en not_active Expired - Fee Related
- 1990-03-07 FI FI901141A patent/FI901141A0/fi not_active IP Right Cessation
-
1995
- 1995-03-03 GR GR950400488T patent/GR3015310T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
CN1045457A (zh) | 1990-09-19 |
YU26890A (sh) | 1994-01-20 |
ES2064505T3 (es) | 1995-02-01 |
ATE115290T1 (de) | 1994-12-15 |
EP0386604B1 (de) | 1994-12-07 |
AU5056990A (en) | 1990-09-13 |
JPH02254369A (ja) | 1990-10-15 |
GR3015310T3 (en) | 1995-06-30 |
CZ98290A3 (en) | 1996-08-14 |
AU640914B2 (en) | 1993-09-09 |
PT93354A (pt) | 1990-11-07 |
EP0386604A2 (de) | 1990-09-12 |
DK0386604T3 (da) | 1995-02-27 |
CZ281530B6 (cs) | 1996-10-16 |
FI901141A0 (fi) | 1990-03-07 |
EP0386604A3 (de) | 1991-07-24 |
DE59007894D1 (de) | 1995-01-19 |
YU47218B (sh) | 1995-01-31 |
CN1023662C (zh) | 1994-02-02 |
CA2010568A1 (en) | 1990-09-07 |
PT93354B (pt) | 1996-04-30 |
NZ232791A (en) | 1992-11-25 |
US5128611A (en) | 1992-07-07 |
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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 |