JPS50104678A - - Google Patents
Info
- Publication number
- JPS50104678A JPS50104678A JP50007169A JP716975A JPS50104678A JP S50104678 A JPS50104678 A JP S50104678A JP 50007169 A JP50007169 A JP 50007169A JP 716975 A JP716975 A JP 716975A JP S50104678 A JPS50104678 A JP S50104678A
- Authority
- JP
- Japan
- 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.)
- Pending
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
- G01R15/22—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-emitting devices, e.g. LED, optocouplers
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4415—Cables for special applications
- G02B6/4416—Heterogeneous cables
- G02B6/4417—High voltage aspects, e.g. in cladding
- G02B6/442—Insulators
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- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US43414774A | 1974-01-17 | 1974-01-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS50104678A true JPS50104678A (enrdf_load_stackoverflow) | 1975-08-18 |
Family
ID=23723005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50007169A Pending JPS50104678A (enrdf_load_stackoverflow) | 1974-01-17 | 1975-01-17 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS50104678A (enrdf_load_stackoverflow) |
| DE (1) | DE2501405A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2258633A1 (enrdf_load_stackoverflow) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2331029A1 (fr) * | 1975-11-05 | 1977-06-03 | Aerospatiale | Dispositif de mesure de l'intensite du courant electrique dans un conducteur |
| AU4414579A (en) * | 1978-02-22 | 1979-08-30 | General Electric Company Limited, The | Carrier domain current transducer |
| FR2518266A1 (fr) * | 1981-12-15 | 1983-06-17 | Telemecanique Electrique | Dispositif de mesure du courant qui circule dans un conducteur |
| FR2537285A2 (fr) * | 1981-12-15 | 1984-06-08 | Telemecanique Electrique | Dispositif de mesure de courant qui circule dans un conducteur |
| EP0089275B1 (fr) * | 1982-03-12 | 1986-05-28 | Thomson-Csf | Dispositif interferométrique de mesure de courant électrique à fibres optique |
| FR2523312A1 (fr) * | 1982-03-12 | 1983-09-16 | Thomson Csf | Dispositif interferometrique de mesure de courant electrique a fibre optique |
| CH671639A5 (enrdf_load_stackoverflow) * | 1986-10-24 | 1989-09-15 | Bbc Brown Boveri & Cie | |
| DE3712190A1 (de) * | 1987-04-10 | 1988-10-27 | Bbc Brown Boveri & Cie | Elektrischer wandler |
| DE4133508C1 (en) * | 1991-01-23 | 1992-06-17 | Abb Patent Gmbh, 6800 Mannheim, De | High voltage measurement transducer for gas insulated HV switchgear - has coil in recess of internal conductor having transmission circuit for conversion of digitised electrical signal to light signal |
| DE19854436A1 (de) * | 1998-11-25 | 2000-06-15 | Siemens Ag | Einrichtung zum Messen eines in einem Leiter fließenden elektrischen Stromes |
| GB2416851A (en) * | 2004-07-30 | 2006-02-08 | Polymeters Response Internat L | Remote and isolated measurement of current on a high voltage line by radio or infra-red transmission |
| WO2020194011A1 (en) * | 2019-03-22 | 2020-10-01 | Sandip Shah | Current transformer with optic fiber mode electronic circuit |
-
1975
- 1975-01-15 DE DE19752501405 patent/DE2501405A1/de active Pending
- 1975-01-17 JP JP50007169A patent/JPS50104678A/ja active Pending
- 1975-01-17 FR FR7501531A patent/FR2258633A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2258633A1 (en) | 1975-08-18 |
| DE2501405A1 (de) | 1975-07-24 |
| FR2258633B3 (enrdf_load_stackoverflow) | 1977-10-14 |