FR2555318B1 - Systeme et procede de mesure de la puissance electrique transportee par une ligne, dispositif de compensation de decalage et modulateur par un tel systeme de production de signaux numeriques et dispositif de reglage de la relation de phase de signaux - Google Patents
Systeme et procede de mesure de la puissance electrique transportee par une ligne, dispositif de compensation de decalage et modulateur par un tel systeme de production de signaux numeriques et dispositif de reglage de la relation de phase de signauxInfo
- Publication number
- FR2555318B1 FR2555318B1 FR848412196A FR8412196A FR2555318B1 FR 2555318 B1 FR2555318 B1 FR 2555318B1 FR 848412196 A FR848412196 A FR 848412196A FR 8412196 A FR8412196 A FR 8412196A FR 2555318 B1 FR2555318 B1 FR 2555318B1
- Authority
- FR
- France
- Prior art keywords
- modulator
- measuring
- adjusting
- electrical power
- line
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Analogue/Digital Conversion (AREA)
- Amplifiers (AREA)
- Measurement Of Current Or Voltage (AREA)
- Amplitude Modulation (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/518,820 US4542354A (en) | 1983-08-01 | 1983-08-01 | Delta-sigma pulse modulator with offset compensation |
US06/518,832 US4573037A (en) | 1983-08-01 | 1983-08-01 | Analog-to digital converter and method |
US53655883A | 1983-09-27 | 1983-09-27 | |
US06/543,095 US4709375A (en) | 1983-09-27 | 1983-10-18 | Digital phase selection system for signal multipliers |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2555318A1 FR2555318A1 (fr) | 1985-05-24 |
FR2555318B1 true FR2555318B1 (fr) | 1989-03-03 |
Family
ID=27504546
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR848412196A Expired FR2555318B1 (fr) | 1983-08-01 | 1984-08-01 | Systeme et procede de mesure de la puissance electrique transportee par une ligne, dispositif de compensation de decalage et modulateur par un tel systeme de production de signaux numeriques et dispositif de reglage de la relation de phase de signaux |
FR8500036A Withdrawn FR2555381A1 (fr) | 1983-08-01 | 1985-01-03 | Systeme de production de signaux numeriques proportionnels a des parametres choisis d'un signal d'entree |
FR8500037A Withdrawn FR2555382A1 (fr) | 1983-08-01 | 1985-01-03 | Modulateur pour convertir un signal d'entree en un train d'impulsions |
FR8500035A Withdrawn FR2555379A1 (fr) | 1983-08-01 | 1985-01-03 | Dispositif de reglage de la phase de deux signaux entre eux dans un systeme de multiplication de ceux-ci |
Family Applications After (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8500036A Withdrawn FR2555381A1 (fr) | 1983-08-01 | 1985-01-03 | Systeme de production de signaux numeriques proportionnels a des parametres choisis d'un signal d'entree |
FR8500037A Withdrawn FR2555382A1 (fr) | 1983-08-01 | 1985-01-03 | Modulateur pour convertir un signal d'entree en un train d'impulsions |
FR8500035A Withdrawn FR2555379A1 (fr) | 1983-08-01 | 1985-01-03 | Dispositif de reglage de la phase de deux signaux entre eux dans un systeme de multiplication de ceux-ci |
Country Status (9)
Country | Link |
---|---|
CA (1) | CA1253968A (ko) |
CH (1) | CH672847A5 (ko) |
DE (5) | DE3448185C2 (ko) |
FR (4) | FR2555318B1 (ko) |
GB (5) | GB2154329B (ko) |
IT (1) | IT1176528B (ko) |
NL (1) | NL8420205A (ko) |
SE (5) | SE452516B (ko) |
WO (1) | WO1985000711A1 (ko) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0240102A3 (en) * | 1986-03-31 | 1988-07-27 | Robinton Products Inc. | Power meter having self-test function |
DE3772501D1 (de) * | 1986-09-19 | 1991-10-02 | Siemens Ag | Elektronischer elektrizitaetszaehler. |
US4951052A (en) * | 1989-07-10 | 1990-08-21 | General Electric Company | Correction of systematic error in an oversampled analog-to-digital converter |
US5200752A (en) * | 1991-07-18 | 1993-04-06 | Hewlett-Packard Company | Integrating analog to digital converter run-up method and system |
DE9406292U1 (de) * | 1993-12-09 | 1994-06-16 | Siemens AG, 80333 München | Klemmenblock für ein elektrisches Gerät |
DE19630605A1 (de) * | 1996-07-29 | 1998-02-05 | Tech Gmbh Antriebstechnik Und | Multiplikationsschaltung für Leistungs-Meßgerät |
EP0942271A1 (en) * | 1998-03-10 | 1999-09-15 | Oxford Instruments (Uk) Limited | Improvements in resistance thermometry |
DE19938779B4 (de) * | 1999-08-16 | 2007-06-21 | Siemens Ag | Schaltung und Verfahren zur Bestimmung des Offsetfehlers bei einer offsetfehlerbehafteten Messung des Spulenstroms eines elektromagnetischen Stellgerätes |
Family Cites Families (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3070786A (en) * | 1958-08-21 | 1962-12-25 | Thompson Ramo Wooldridge Inc | Drift compensating circuits |
DE1207436B (de) * | 1964-06-03 | 1965-12-23 | Standard Elektrik Lorenz Ag | Nichtlineares Codier- bzw. Decodier-System |
US3461406A (en) * | 1966-07-05 | 1969-08-12 | Motorola Inc | Delta modulator using operational integration |
US3470471A (en) * | 1968-05-31 | 1969-09-30 | Canadian Patents Dev | Polarity coincidence correlation method and apparatus for measuring electrical energy |
US3895376A (en) * | 1971-10-26 | 1975-07-15 | Iwatsu Electric Co Ltd | Dual slope integrating analog to digital converter |
US3794917A (en) * | 1972-03-09 | 1974-02-26 | Esterline Corp | Electronic watt transducer |
US3859654A (en) * | 1972-10-11 | 1975-01-07 | Ibm | Analog to digital converter for electrical signals |
GB1373581A (en) * | 1973-01-05 | 1974-11-13 | Hunter R D | Wattmeters |
US3875508A (en) * | 1973-09-07 | 1975-04-01 | Gen Electric | Metering electrical energy (kWh) in single phase systems |
DE2348667B2 (de) * | 1973-09-27 | 1975-08-14 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Elektronischer kWh-Zähler |
US3914591A (en) * | 1974-04-19 | 1975-10-21 | Bell Telephone Labor Inc | Analog electronic multiplier |
US3942110A (en) * | 1974-05-08 | 1976-03-02 | General Electric Company | Analog to pulse rate converter |
US3955138A (en) * | 1974-11-06 | 1976-05-04 | General Electric Company | Electronic energy consumption meter with input transformer having single resistance terminated secondary winding coupled to C-MOS switches driven by pulse width modulated control signals |
US4009475A (en) * | 1974-12-05 | 1977-02-22 | Hybrid Systems Corporation | Delta-sigma converter and decoder |
US3975682A (en) * | 1974-12-13 | 1976-08-17 | Esterline Corporation | Watt/watthour transducer and integrator and current sources therefor |
US4217545A (en) * | 1975-06-20 | 1980-08-12 | Nihon Denki Keiki Kenteisho | Electronic type polyphase electric energy meter |
US4031532A (en) * | 1975-12-29 | 1977-06-21 | First David J | Voltage to frequency converter |
US4083043A (en) * | 1976-02-18 | 1978-04-04 | Trw Inc. | High speed monolithic a/d converter utilizing strobe comparator |
JPS535678A (en) * | 1976-07-03 | 1978-01-19 | Shoei Denki Kk | Device for measuring active and reactive components of aac current or power |
US4298984A (en) * | 1976-10-06 | 1981-11-03 | Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of National Defence | Method and apparatus for improving error rate on radio teletype circuits |
DE2656975C3 (de) * | 1976-12-16 | 1979-09-27 | Te Ka De Felten & Guilleaume Fernmeldeanlagen Gmbh, 8500 Nuernberg | Verfahren zur Übertragung von modulierten Datensignalen mittels adaptiver Deltamodulation |
DE2747385C2 (de) * | 1977-10-21 | 1983-12-29 | Siemens AG, 1000 Berlin und 8000 München | Elektronischer Wechselstromzähler |
SE7810662L (sv) | 1978-01-24 | 1979-07-25 | Zolotenko Vladimir A | Anordning for nollnivakorrigerande forsterkning av en pulsspenning |
US4291409A (en) * | 1978-06-20 | 1981-09-22 | The Mitre Corporation | Spread spectrum communications method and apparatus |
JPS581388B2 (ja) * | 1978-07-06 | 1983-01-11 | 株式会社東芝 | 電力量計 |
US4182983A (en) * | 1978-07-11 | 1980-01-08 | Westinghouse Electric Corp. | Electronic AC electric energy measuring circuit |
US4203071A (en) * | 1978-08-08 | 1980-05-13 | The Charles Stark Draper Laboratory, Inc. | Pseudo-random-number-code-detection and tracking system |
DE2846598A1 (de) * | 1978-10-26 | 1980-04-30 | Stepper & Co | Time-division-multiplizierer insbesondere zur messung der elektrischen leistung und energie |
US4217546A (en) * | 1978-12-11 | 1980-08-12 | General Electric Company | Electronic energy consumption meter and system with automatic error correction |
JPS5948571B2 (ja) * | 1979-01-29 | 1984-11-27 | タケダ理研工業株式会社 | アナログデジタル変換装置 |
US4275349A (en) * | 1979-05-11 | 1981-06-23 | Westinghouse Electric Corp. | Watt and var transducer |
US4291300A (en) * | 1979-11-01 | 1981-09-22 | Burroughs Corporation | Tracking analog-to-digital converter for AC signals |
US4322687A (en) * | 1980-05-19 | 1982-03-30 | Bell Telephone Laboratories, Incorporated | Operational amplifier with improved offset correction |
US4463311A (en) * | 1980-05-29 | 1984-07-31 | Tokyo Shibaura Denki Kabushiki Kaisha | Electronic electric-energy meter |
JPS571972A (en) * | 1980-06-04 | 1982-01-07 | Toshiba Corp | Electronic type electric energy meter |
CA1199070A (en) * | 1980-10-06 | 1986-01-07 | Prentice G. Moore | Electronic watt/var transducer |
DE3110119A1 (de) * | 1981-03-16 | 1982-09-23 | EM Elektro-Mechanik GmbH, 5620 Velbert | Energierichtungsanzeiger |
US4495463A (en) * | 1982-02-24 | 1985-01-22 | General Electric Company | Electronic watt and/or watthour measuring circuit having active load terminated current sensor for sensing current and providing automatic zero-offset of current sensor DC offset error potentials |
US4485353A (en) | 1982-05-28 | 1984-11-27 | Rca Corporation | PLL Oscillator synchronizing system with matrix for phase correction |
-
1984
- 1984-07-24 DE DE3448185A patent/DE3448185C2/de not_active Expired
- 1984-07-24 WO PCT/US1984/001149 patent/WO1985000711A1/en active Application Filing
- 1984-07-24 DE DE19843490349 patent/DE3490349T1/de not_active Ceased
- 1984-07-24 GB GB08507289A patent/GB2154329B/en not_active Expired
- 1984-07-24 DE DE3448182A patent/DE3448182C2/de not_active Expired
- 1984-07-24 DE DE3448184A patent/DE3448184C2/de not_active Expired
- 1984-07-24 DE DE3448183A patent/DE3448183C2/de not_active Expired
- 1984-07-24 NL NL8420205A patent/NL8420205A/nl unknown
- 1984-07-31 CA CA000460125A patent/CA1253968A/en not_active Expired
- 1984-08-01 IT IT22167/84A patent/IT1176528B/it active
- 1984-08-01 FR FR848412196A patent/FR2555318B1/fr not_active Expired
-
1985
- 1985-01-03 FR FR8500036A patent/FR2555381A1/fr not_active Withdrawn
- 1985-01-03 FR FR8500037A patent/FR2555382A1/fr not_active Withdrawn
- 1985-01-03 FR FR8500035A patent/FR2555379A1/fr not_active Withdrawn
- 1985-04-01 SE SE8501603A patent/SE452516B/sv not_active IP Right Cessation
- 1985-07-24 CH CH1393/85A patent/CH672847A5/de not_active IP Right Cessation
- 1985-10-16 SE SE8504814A patent/SE8504814L/ not_active Application Discontinuation
- 1985-10-16 SE SE8504815A patent/SE8504815D0/xx not_active Application Discontinuation
- 1985-10-16 SE SE8504816A patent/SE8504816L/ not_active Application Discontinuation
- 1985-10-16 SE SE8504813A patent/SE453129B/sv not_active IP Right Cessation
-
1986
- 1986-08-22 GB GB08620428A patent/GB2178177B/en not_active Expired
- 1986-08-22 GB GB08620426A patent/GB2178545B/en not_active Expired
- 1986-08-22 GB GB08620429A patent/GB2178261B/en not_active Expired
- 1986-08-22 GB GB08620427A patent/GB2178260B/en not_active Expired
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |