PH26790A - Electronic meter digital phase compensation - Google Patents
Electronic meter digital phase compensation Download PDFInfo
- Publication number
- PH26790A PH26790A PH39638A PH39638A PH26790A PH 26790 A PH26790 A PH 26790A PH 39638 A PH39638 A PH 39638A PH 39638 A PH39638 A PH 39638A PH 26790 A PH26790 A PH 26790A
- Authority
- PH
- Philippines
- Prior art keywords
- signal
- voltage
- current
- timing
- analog
- Prior art date
Links
- 238000005070 sampling Methods 0.000 claims description 16
- 238000002955 isolation Methods 0.000 claims description 15
- 238000005265 energy consumption Methods 0.000 claims 4
- 230000010363 phase shift Effects 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000003111 delayed effect Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000001934 delay Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000013078 crystal Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/30—Dynamo-electric motor meters
- G01R11/32—Watt-hour meters
-
- 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)
- Measurement Of Current Or Voltage (AREA)
- Measuring Phase Differences (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US27917888A | 1988-12-02 | 1988-12-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PH26790A true PH26790A (en) | 1992-10-13 |
Family
ID=23067959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PH39638A PH26790A (en) | 1988-12-02 | 1989-12-08 | Electronic meter digital phase compensation |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0377282B1 (ko) |
| JP (1) | JP3045739B2 (ko) |
| KR (1) | KR0134770B1 (ko) |
| BR (1) | BR8906150A (ko) |
| DE (1) | DE68920984T2 (ko) |
| IL (1) | IL92412A0 (ko) |
| MX (1) | MX172069B (ko) |
| PH (1) | PH26790A (ko) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5122735A (en) * | 1990-06-14 | 1992-06-16 | Transdata, Inc. | Digital power metering |
| DE9213457U1 (ko) * | 1992-10-08 | 1993-01-28 | Abb Metrawatt Gmbh, 8500 Nuernberg, De | |
| DE19639410A1 (de) * | 1996-09-25 | 1998-04-02 | Siemens Ag | Meßeinrichtung für elektrische Leistung |
| DE10361664B4 (de) * | 2003-12-30 | 2009-08-13 | Austriamicrosystems Ag | Energiezähleranordnung |
| DE102004010707B4 (de) | 2004-03-04 | 2013-08-22 | Austriamicrosystems Ag | Energiezähleranordnung und Verfahren zum Kalibrieren |
| JP5100446B2 (ja) * | 2008-02-28 | 2012-12-19 | 東光東芝メーターシステムズ株式会社 | 電力量計 |
| TWI399564B (zh) * | 2011-01-14 | 2013-06-21 | Finetek Co Ltd | Phase difference correcting method of the power meter |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2550282C2 (de) * | 1975-11-08 | 1983-09-01 | Brown, Boveri & Cie Ag, 6800 Mannheim | Leistungs- und Arbeitsmeßverfahren |
| CA1290400C (en) * | 1987-04-24 | 1991-10-08 | Scott H. Hammond | Digital power metering |
-
1989
- 1989-11-23 IL IL92412A patent/IL92412A0/xx unknown
- 1989-11-28 DE DE68920984T patent/DE68920984T2/de not_active Expired - Lifetime
- 1989-11-28 EP EP89312320A patent/EP0377282B1/en not_active Expired - Lifetime
- 1989-12-01 MX MX018558A patent/MX172069B/es unknown
- 1989-12-02 KR KR1019890017955A patent/KR0134770B1/ko not_active IP Right Cessation
- 1989-12-02 JP JP1314111A patent/JP3045739B2/ja not_active Expired - Lifetime
- 1989-12-04 BR BR898906150A patent/BR8906150A/pt not_active IP Right Cessation
- 1989-12-08 PH PH39638A patent/PH26790A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP0377282B1 (en) | 1995-02-01 |
| JPH02189471A (ja) | 1990-07-25 |
| DE68920984T2 (de) | 1995-07-06 |
| DE68920984D1 (de) | 1995-03-16 |
| KR0134770B1 (ko) | 1998-04-30 |
| BR8906150A (pt) | 1990-07-31 |
| MX172069B (es) | 1993-12-01 |
| KR900010399A (ko) | 1990-07-07 |
| EP0377282A1 (en) | 1990-07-11 |
| IL92412A0 (en) | 1990-07-26 |
| JP3045739B2 (ja) | 2000-05-29 |
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