SE339721B - - Google Patents
Info
- Publication number
- SE339721B SE339721B SE1075868A SE1075868A SE339721B SE 339721 B SE339721 B SE 339721B SE 1075868 A SE1075868 A SE 1075868A SE 1075868 A SE1075868 A SE 1075868A SE 339721 B SE339721 B SE 339721B
- Authority
- SE
- Sweden
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/18—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using conversion of DC into AC, e.g. with choppers
- G01R19/20—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using conversion of DC into AC, e.g. with choppers using transductors, i.e. a magnetic core transducer the saturation of which is cyclically reversed by an AC source on the secondary side
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/42—Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils
- H01F27/422—Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils for instrument transformers
- H01F27/427—Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils for instrument transformers for current transformers
-
- 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
- H01F38/32—Circuit arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transformers For Measuring Instruments (AREA)
- Coils Or Transformers For Communication (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH351668A CH487486A (de) | 1968-03-07 | 1968-03-07 | Schaltungsanordnung für einen Stromwandler mit Luftspalt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE339721B true SE339721B (xx) | 1971-10-18 |
Family
ID=4257669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE1075868A SE339721B (xx) | 1968-03-07 | 1968-08-09 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS4827967B1 (xx) |
| BE (1) | BE729556A (xx) |
| CH (1) | CH487486A (xx) |
| DE (1) | DE1803520A1 (xx) |
| SE (1) | SE339721B (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2095175B1 (xx) * | 1970-06-15 | 1975-07-04 | Electricite De France | |
| DE19537354B4 (de) * | 1995-10-06 | 2004-03-18 | Siemens Ag | Verfahren und Vorrichtung zur Bestimmung eines Stromwertes eines digital geregelten Leistungsteils |
-
1968
- 1968-03-07 CH CH351668A patent/CH487486A/de not_active IP Right Cessation
- 1968-08-09 SE SE1075868A patent/SE339721B/xx unknown
- 1968-10-14 DE DE19681803520 patent/DE1803520A1/de active Pending
-
1969
- 1969-03-07 BE BE729556D patent/BE729556A/xx unknown
- 1969-03-07 JP JP44017433A patent/JPS4827967B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| BE729556A (xx) | 1969-09-08 |
| CH487486A (de) | 1970-03-15 |
| DE1803520A1 (de) | 1969-10-16 |
| JPS4827967B1 (xx) | 1973-08-28 |