BR9401248A - Aparelho e método para detectar uma corrente - Google Patents
Aparelho e método para detectar uma correnteInfo
- Publication number
- BR9401248A BR9401248A BR9401248A BR9401248A BR9401248A BR 9401248 A BR9401248 A BR 9401248A BR 9401248 A BR9401248 A BR 9401248A BR 9401248 A BR9401248 A BR 9401248A BR 9401248 A BR9401248 A BR 9401248A
- Authority
- BR
- Brazil
- Prior art keywords
- detecting
- current
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/22—Instruments transformers for single phase ac
- H01F38/28—Current transformers
- H01F38/30—Constructions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
- Measurement Of Current Or Voltage (AREA)
- Transformers For Measuring Instruments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US4390393A | 1993-04-07 | 1993-04-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9401248A true BR9401248A (pt) | 1994-11-01 |
Family
ID=21929499
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9401248A BR9401248A (pt) | 1993-04-07 | 1994-03-23 | Aparelho e método para detectar uma corrente |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0627630A3 (pt) |
JP (1) | JPH0792197A (pt) |
CN (1) | CN1095162A (pt) |
BR (1) | BR9401248A (pt) |
CA (1) | CA2120451A1 (pt) |
FI (1) | FI941579A (pt) |
TW (1) | TW230238B (pt) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6023160A (en) | 1994-12-19 | 2000-02-08 | General Electric Company | Electrical metering system having an electrical meter and an external current sensor |
KR100877413B1 (ko) | 2007-06-04 | 2009-01-07 | 엘지전자 주식회사 | 백라이트 유닛 및 이를 구비하는 액정 표시장치 |
US8005632B2 (en) * | 2007-11-07 | 2011-08-23 | GM Global Technology Operations LLC | Method and apparatus for detecting faults in a current sensing device |
DE102010004223B4 (de) * | 2010-01-08 | 2013-12-05 | Vacuumschmelze Gmbh & Co. Kg | Verfahren zum Herstellen einer Stromerfassungseinrichtung |
US8975889B2 (en) * | 2011-01-24 | 2015-03-10 | Infineon Technologies Ag | Current difference sensors, systems and methods |
US8907658B2 (en) * | 2012-04-19 | 2014-12-09 | Kohler, Inc. | System and method of measuring power produced by a power source |
DE102019213449A1 (de) * | 2019-09-04 | 2021-03-04 | Volkswagen Aktiengesellschaft | Überwachungsvorrichtung, Kraftfahrzeug und Verfahren zur Überwachung einer Masseanbindung eines Motorblocks mit einer Karosserie eines Kraftfahrzeugs |
GB2594915B (en) | 2020-03-16 | 2022-10-26 | Ultra Electronics Ltd | Detecting delamination in a laminated structure |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3140544A1 (de) * | 1981-10-13 | 1983-04-21 | Richard Dr.-Ing. 3300 Braunschweig Friedl | Aktiver stromsensor mit primaerer reduzierwicklung |
CH660537A5 (de) * | 1983-03-02 | 1987-04-30 | Landis & Gyr Ag | Messwandler zum messen eines stromes. |
US5107204A (en) * | 1986-12-22 | 1992-04-21 | General Electric Company | Low temperature coefficient shunt for current measurement |
AU627742B2 (en) * | 1988-10-18 | 1992-09-03 | General Electric Company | Current sensors |
US5066904A (en) * | 1988-10-18 | 1991-11-19 | General Electric Company | Coaxial current sensors |
US5027059A (en) * | 1989-08-24 | 1991-06-25 | Schlumberger Industries, Inc. | Differential current shunt |
-
1994
- 1994-03-22 TW TW83102499A patent/TW230238B/zh active
- 1994-03-23 BR BR9401248A patent/BR9401248A/pt not_active Application Discontinuation
- 1994-03-29 EP EP94302247A patent/EP0627630A3/en not_active Withdrawn
- 1994-03-31 CA CA 2120451 patent/CA2120451A1/en not_active Abandoned
- 1994-04-06 FI FI941579A patent/FI941579A/fi not_active Application Discontinuation
- 1994-04-07 JP JP6068833A patent/JPH0792197A/ja not_active Withdrawn
- 1994-04-07 CN CN 94104492 patent/CN1095162A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0627630A2 (en) | 1994-12-07 |
CN1095162A (zh) | 1994-11-16 |
FI941579A (fi) | 1994-10-08 |
TW230238B (en) | 1994-09-11 |
CA2120451A1 (en) | 1994-10-08 |
JPH0792197A (ja) | 1995-04-07 |
FI941579A0 (fi) | 1994-04-06 |
EP0627630A3 (en) | 1995-08-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FA10 | Dismissal: dismissal - article 33 of industrial property law | ||
HKFN | Application deemed withdrawn (deleted) | ||
FA7 | Application deemed withdrawn (art. 18 par. 1 of law 5772/71) - being contrary to morals, good customs and public security, order and health |