CA1006917A - Current transformer with active load termination for providing, inter alla, phase angle alteration - Google Patents
Current transformer with active load termination for providing, inter alla, phase angle alterationInfo
- Publication number
- CA1006917A CA1006917A CA195,897A CA195897A CA1006917A CA 1006917 A CA1006917 A CA 1006917A CA 195897 A CA195897 A CA 195897A CA 1006917 A CA1006917 A CA 1006917A
- Authority
- CA
- Canada
- Prior art keywords
- providing
- current transformer
- phase angle
- active load
- load termination
- 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
- 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
- G01R15/183—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using transformers with a magnetic core
-
- 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)
- Amplifiers (AREA)
- Emergency Protection Circuit Devices (AREA)
- Transformers For Measuring Instruments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00346412A US3815012A (en) | 1973-03-30 | 1973-03-30 | Current transformer with active load termination for providing, inter alia, phase angle alteration |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1006917A true CA1006917A (en) | 1977-03-15 |
Family
ID=23359265
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA195,897A Expired CA1006917A (en) | 1973-03-30 | 1974-03-25 | Current transformer with active load termination for providing, inter alla, phase angle alteration |
Country Status (5)
Country | Link |
---|---|
US (1) | US3815012A (xx) |
JP (1) | JPS5027029A (xx) |
CA (1) | CA1006917A (xx) |
CH (1) | CH577231A5 (xx) |
DE (1) | DE2413364A1 (xx) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS509530A (xx) * | 1973-05-31 | 1975-01-31 | ||
US3881149A (en) * | 1973-08-23 | 1975-04-29 | Lorain Prod Corp | Compensated transformer circuit |
GB1504054A (en) * | 1975-05-31 | 1978-03-15 | Searle T | Electrical isolaters |
US4032836A (en) * | 1975-11-28 | 1977-06-28 | The Gillette Company | Transformer circuit |
DE2627031A1 (de) * | 1976-06-16 | 1977-12-29 | Siemens Ag | Stromwandler fuer elektronische messgeraete |
JPS5538612Y2 (xx) * | 1976-07-30 | 1980-09-09 | ||
US4198595A (en) * | 1978-09-05 | 1980-04-15 | General Electric Company | Apparatus and method of phase shift compensation of an active terminated current transformer |
US4492919A (en) * | 1982-04-12 | 1985-01-08 | General Electric Company | Current sensors |
DE3323905A1 (de) * | 1983-07-02 | 1985-01-10 | ANT Nachrichtentechnik GmbH, 7150 Backnang | Schaltungsanordnung zum erfassen eines stromes in stromversorgungsgeraeten |
DE19919602A1 (de) * | 1999-04-29 | 2000-11-30 | Vacuumschmelze Gmbh | Stromsensor nach dem Kompensationsprinzip |
US20040240892A1 (en) * | 2003-05-27 | 2004-12-02 | Abidin Cindra W. | Method and apparatus for detecting interruption of an input signal |
ES2329073T3 (es) * | 2005-02-22 | 2009-11-20 | Trench Switzerland Ag | Convertidor de corriente toroidal con circuito de compesacion de fase. |
US8212570B1 (en) * | 2008-05-09 | 2012-07-03 | Welding Technology Corporation | Amplifier circuit for a current transformer |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3268830A (en) * | 1963-08-13 | 1966-08-23 | Sam P Ragsdale | Operational amplifier gain control circuit utilizing non-linear devices |
US3492602A (en) * | 1966-12-15 | 1970-01-27 | Hughes Aircraft Co | Pulse width coupler for converting voltage from one level to another |
US3633122A (en) * | 1968-11-25 | 1972-01-04 | Bell Telephone Labor Inc | Active all-pass network |
US3564411A (en) * | 1969-03-18 | 1971-02-16 | Bell Telephone Labor Inc | Pulse detection by means of pattern recognition |
US3733538A (en) * | 1972-03-28 | 1973-05-15 | Westinghouse Electric Corp | Apparatus for limiting instantaneous inverter current |
-
1973
- 1973-03-30 US US00346412A patent/US3815012A/en not_active Expired - Lifetime
-
1974
- 1974-03-20 DE DE2413364A patent/DE2413364A1/de active Pending
- 1974-03-25 CH CH412674A patent/CH577231A5/xx not_active IP Right Cessation
- 1974-03-25 CA CA195,897A patent/CA1006917A/en not_active Expired
- 1974-03-29 JP JP49034774A patent/JPS5027029A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS5027029A (xx) | 1975-03-20 |
US3815012A (en) | 1974-06-04 |
CH577231A5 (xx) | 1976-06-30 |
DE2413364A1 (de) | 1974-10-17 |
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