DE69026162D1 - Messsystem für elektrische Leistung - Google Patents
Messsystem für elektrische LeistungInfo
- Publication number
- DE69026162D1 DE69026162D1 DE69026162T DE69026162T DE69026162D1 DE 69026162 D1 DE69026162 D1 DE 69026162D1 DE 69026162 T DE69026162 T DE 69026162T DE 69026162 T DE69026162 T DE 69026162T DE 69026162 D1 DE69026162 D1 DE 69026162D1
- Authority
- DE
- Germany
- Prior art keywords
- electrical power
- measuring system
- measuring
- electrical
- power
- 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
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
- G01R19/257—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques using analogue/digital converters of the type with comparison of different reference values with the value of voltage or current, e.g. using step-by-step method
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Analogue/Digital Conversion (AREA)
- Measurement Of Current Or Voltage (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/394,054 US4980634A (en) | 1989-08-15 | 1989-08-15 | Electric power measuring system |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69026162D1 true DE69026162D1 (de) | 1996-05-02 |
DE69026162T2 DE69026162T2 (de) | 1996-09-05 |
Family
ID=23557365
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69026162T Expired - Fee Related DE69026162T2 (de) | 1989-08-15 | 1990-08-10 | Messsystem für elektrische Leistung |
Country Status (4)
Country | Link |
---|---|
US (1) | US4980634A (de) |
EP (1) | EP0413271B1 (de) |
JP (1) | JPH03118483A (de) |
DE (1) | DE69026162T2 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5151866A (en) * | 1990-03-30 | 1992-09-29 | The Dow Chemical Company | High speed power analyzer |
US5212441A (en) * | 1992-02-25 | 1993-05-18 | Basic Measuring Instruments, Inc. | Harmonic-adjusted power factor meter |
US5298859A (en) * | 1992-02-25 | 1994-03-29 | Basic Measuring Instruments | Harmonic-adjusted watt-hour meter |
US5341089A (en) * | 1992-03-27 | 1994-08-23 | Tandy Corporation | Voltage to decibel converter having partial table lookup |
US5347464A (en) * | 1992-09-22 | 1994-09-13 | Basic Measuring Instruments | High-pass filter for enhancing the resolution of AC power line harmonic measurements |
JP3080207B2 (ja) * | 1993-01-06 | 2000-08-21 | 三菱電機株式会社 | 電子式電力量計 |
US5706214A (en) * | 1995-03-29 | 1998-01-06 | Eaton Corporation | Calibration of microcomputer-based metering apparatus |
DE69520562T2 (de) * | 1995-05-15 | 2001-07-12 | Stmicroelectronics S.R.L., Agrate Brianza | Quadratischer Digital-Analogumsetzer |
US5808902A (en) * | 1996-05-23 | 1998-09-15 | Basic Measuring Instruments | Power quality transducer for use with supervisory control systems |
US6198313B1 (en) * | 1998-05-20 | 2001-03-06 | Analog Devices Inc | Infinite sample-and-hold circuit |
US8907658B2 (en) | 2012-04-19 | 2014-12-09 | Kohler, Inc. | System and method of measuring power produced by a power source |
CN102778604B (zh) * | 2012-06-16 | 2016-03-23 | 中国电信股份有限公司泰州分公司 | 一种基站电流精确采集传输单元及传输的实现方法 |
US9335353B2 (en) | 2013-02-21 | 2016-05-10 | General Electric Company | Electric power consumption measuring mechanism |
DE102015112852B4 (de) | 2015-08-05 | 2021-11-18 | Lantiq Beteiligungs-GmbH & Co. KG | Wägeverfahren mit nichtlinearer Charakteristik |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4556870A (en) * | 1977-04-07 | 1985-12-03 | Analog Devices, Incorporated | A-To-d converter of the successive-approximation type |
US4255707A (en) * | 1979-08-07 | 1981-03-10 | Westinghouse Electric Corp. | Electrical energy meter |
DE3364304D1 (en) * | 1982-02-25 | 1986-08-07 | Scientific Columbus Inc | Multi-function electricity metering method |
US4794369A (en) * | 1982-02-25 | 1988-12-27 | Scientific Columbus, Inc. | Multi-function electricity metering transducer |
US4594576A (en) * | 1983-06-24 | 1986-06-10 | Matsushita Electric Industrial Company, Limited | Circuit arrangement for A/D and/or D/A conversion with nonlinear D/A conversion |
US4716361A (en) * | 1984-11-05 | 1987-12-29 | John Fluke Mfg. Co., Inc. | Capacitance measuring method and apparatus |
US4628257A (en) * | 1984-11-26 | 1986-12-09 | Canadian Patents And Development Limited | Wattmeter |
-
1989
- 1989-08-15 US US07/394,054 patent/US4980634A/en not_active Expired - Lifetime
-
1990
- 1990-08-10 EP EP90115392A patent/EP0413271B1/de not_active Expired - Lifetime
- 1990-08-10 DE DE69026162T patent/DE69026162T2/de not_active Expired - Fee Related
- 1990-08-15 JP JP2215655A patent/JPH03118483A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPH03118483A (ja) | 1991-05-21 |
EP0413271A3 (en) | 1992-01-08 |
US4980634A (en) | 1990-12-25 |
DE69026162T2 (de) | 1996-09-05 |
EP0413271B1 (de) | 1996-03-27 |
EP0413271A2 (de) | 1991-02-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |