DE69429220D1 - Leistungsberechnungsvorrichtung - Google Patents
LeistungsberechnungsvorrichtungInfo
- Publication number
- DE69429220D1 DE69429220D1 DE69429220T DE69429220T DE69429220D1 DE 69429220 D1 DE69429220 D1 DE 69429220D1 DE 69429220 T DE69429220 T DE 69429220T DE 69429220 T DE69429220 T DE 69429220T DE 69429220 D1 DE69429220 D1 DE 69429220D1
- Authority
- DE
- Germany
- Prior art keywords
- calculation device
- power calculation
- power
- calculation
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/08—Arrangements for measuring electric power or power factor by using galvanomagnetic-effect devices, e.g. Hall-effect devices
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Magnetic Variables (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
- Measurement Of Current Or Voltage (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP05179501A JP3142994B2 (ja) | 1993-07-21 | 1993-07-21 | 電力演算装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69429220D1 true DE69429220D1 (de) | 2002-01-10 |
DE69429220T2 DE69429220T2 (de) | 2002-06-27 |
Family
ID=16066925
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69429220T Expired - Fee Related DE69429220T2 (de) | 1993-07-21 | 1994-07-18 | Leistungsberechnungsvorrichtung |
Country Status (6)
Country | Link |
---|---|
US (1) | US5497077A (de) |
EP (1) | EP0635726B1 (de) |
JP (1) | JP3142994B2 (de) |
KR (1) | KR0137088B1 (de) |
DE (1) | DE69429220T2 (de) |
TW (1) | TW240294B (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9505314D0 (en) * | 1995-03-16 | 1995-05-03 | Trontelj Janez | Electricity measurement apparatus |
DE19638393C1 (de) * | 1996-09-19 | 1997-12-11 | Siemens Ag | Schaltungsanordnung zur Widerstands- und Leckmessung sowie deren Verwendung |
JPH11352157A (ja) * | 1998-06-11 | 1999-12-24 | Yazaki Corp | 電源電圧検出方法及びその装置 |
US7541800B2 (en) * | 2007-07-16 | 2009-06-02 | General Electric Company | Methods and systems for detecting DC influence in a current sensor |
CN101458277B (zh) * | 2009-01-13 | 2011-02-09 | 中国计量科学研究院 | 三相电能测量装置 |
JP5285585B2 (ja) * | 2009-12-02 | 2013-09-11 | セイコーインスツル株式会社 | 磁気センサ装置 |
KR101145637B1 (ko) * | 2010-06-23 | 2012-05-23 | 현대자동차주식회사 | 전압변환기의 진단장치 및 방법 |
JP5865108B2 (ja) * | 2012-02-16 | 2016-02-17 | セイコーインスツル株式会社 | 磁気センサ装置 |
US8988063B2 (en) * | 2012-04-10 | 2015-03-24 | Maxim Integrated Products, Inc. | System and method for current measurement in the presence of high common mode voltages |
JP2017161475A (ja) * | 2016-03-11 | 2017-09-14 | 株式会社東芝 | 半導体装置および磁気センサ |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2749784A1 (de) * | 1977-03-18 | 1978-09-21 | Tokyo Shibaura Electric Co | Multiplizierschaltung, insbesondere fuer wattstundenzaehler |
CH651671A5 (de) * | 1980-12-24 | 1985-09-30 | Landis & Gyr Ag | Anordnung zur messung elektrischer leistung oder energie. |
EP0232451B1 (de) * | 1986-02-10 | 1990-03-14 | LGZ LANDIS & GYR ZUG AG | Verfahren und Einrichtung zur Umwandlung eines elektrischen Signals in eine proportionale Frequenz |
CH673160A5 (de) * | 1986-02-10 | 1990-02-15 | Landis & Gyr Ag | |
JPH0726978B2 (ja) * | 1988-09-22 | 1995-03-29 | 東洋通信機株式会社 | 電流センサ回路 |
EP0438637A1 (de) * | 1990-01-24 | 1991-07-31 | Landis & Gyr Business Support AG | Verfahren und Anordnung zur Ermittlung eines Effektivwertes Ieff eines mit Hilfe eines Hallelementes und einer Verstärkeranordnung zu messenden Stromes |
JP3002310B2 (ja) * | 1991-11-21 | 2000-01-24 | 株式会社東芝 | 電力量計 |
JP3011559B2 (ja) * | 1992-12-11 | 2000-02-21 | 株式会社東芝 | 電力乗算回路 |
-
1993
- 1993-07-21 JP JP05179501A patent/JP3142994B2/ja not_active Expired - Fee Related
-
1994
- 1994-07-07 TW TW083106207A patent/TW240294B/zh active
- 1994-07-18 DE DE69429220T patent/DE69429220T2/de not_active Expired - Fee Related
- 1994-07-18 EP EP94111163A patent/EP0635726B1/de not_active Expired - Lifetime
- 1994-07-20 KR KR1019940017524A patent/KR0137088B1/ko not_active IP Right Cessation
- 1994-07-21 US US08/278,311 patent/US5497077A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5497077A (en) | 1996-03-05 |
KR950003946A (ko) | 1995-02-17 |
JP3142994B2 (ja) | 2001-03-07 |
DE69429220T2 (de) | 2002-06-27 |
EP0635726A3 (de) | 1995-09-27 |
EP0635726A2 (de) | 1995-01-25 |
EP0635726B1 (de) | 2001-11-28 |
KR0137088B1 (ko) | 1998-06-01 |
JPH0735788A (ja) | 1995-02-07 |
TW240294B (de) | 1995-02-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) | ||
8339 | Ceased/non-payment of the annual fee |