CH627882A5 - Current-limiting unit for an AC device, and use of the unit in a power transmission system - Google Patents
Current-limiting unit for an AC device, and use of the unit in a power transmission system Download PDFInfo
- Publication number
- CH627882A5 CH627882A5 CH52576A CH52576A CH627882A5 CH 627882 A5 CH627882 A5 CH 627882A5 CH 52576 A CH52576 A CH 52576A CH 52576 A CH52576 A CH 52576A CH 627882 A5 CH627882 A5 CH 627882A5
- Authority
- CH
- Switzerland
- Prior art keywords
- winding
- unit according
- current
- superconducting
- bias
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 title claims description 8
- 238000004804 winding Methods 0.000 claims description 68
- 230000008859 change Effects 0.000 claims description 18
- 229920006395 saturated elastomer Polymers 0.000 claims description 5
- 230000001419 dependent effect Effects 0.000 claims description 2
- 230000001939 inductive effect Effects 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 13
- 230000004907 flux Effects 0.000 description 7
- 230000010355 oscillation Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 239000013598 vector Substances 0.000 description 2
- 108700028369 Alleles Proteins 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
- G05F3/02—Regulating voltage or current
- G05F3/04—Regulating voltage or current wherein the variable is AC
- G05F3/06—Regulating voltage or current wherein the variable is AC using combinations of saturated and unsaturated inductive devices, e.g. combined with resonant circuit
-
- 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
- H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
- H01F27/38—Auxiliary core members; Auxiliary coils or windings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
- H02H9/021—Current limitation using saturable reactors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
- H01F2029/143—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias with control winding for generating magnetic bias
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Emergency Protection Circuit Devices (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2027/75A GB1540581A (en) | 1975-01-17 | 1975-01-17 | Current limiting arrangements |
| GB248175 | 1975-01-20 | ||
| GB4062875 | 1975-10-03 | ||
| GB4062975 | 1975-10-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH627882A5 true CH627882A5 (en) | 1982-01-29 |
Family
ID=27447199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH52576A CH627882A5 (en) | 1975-01-17 | 1976-01-16 | Current-limiting unit for an AC device, and use of the unit in a power transmission system |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5197747A (enExample) |
| AR (1) | AR209139A1 (enExample) |
| AU (1) | AU503589B2 (enExample) |
| CH (1) | CH627882A5 (enExample) |
| DE (1) | DE2601575A1 (enExample) |
| FR (1) | FR2298135A1 (enExample) |
| SE (1) | SE424675B (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5119059A (en) * | 1990-09-04 | 1992-06-02 | International Business Machines Corporation | Combined differential and common mode choke for a power supply |
| EP2387122A1 (en) * | 2008-04-03 | 2011-11-16 | Zenergy Power Pty Ltd | A fault current limiter |
| DE102008028139A1 (de) * | 2008-06-13 | 2009-12-17 | Zenergy Power Gmbh | Verfahren für die Elektrizitätsnetzverwaltung und Einrichtung hierfür |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH83037A (de) * | 1919-02-08 | 1920-04-01 | Bbc Brown Boveri & Cie | Verfahren zur Strombegrenzung bei Wechselstromverbrauchern |
| NL293271A (enExample) * | 1962-05-25 | 1900-01-01 | ||
| GB1105444A (en) * | 1965-05-03 | 1968-03-06 | Licentia Gmbh | Improvements relating to the protection of alternating current networks from the effects of excess current |
-
1976
- 1976-01-15 SE SE7600375A patent/SE424675B/xx unknown
- 1976-01-15 AU AU10322/76A patent/AU503589B2/en not_active Expired
- 1976-01-16 AR AR261944A patent/AR209139A1/es active
- 1976-01-16 CH CH52576A patent/CH627882A5/de not_active IP Right Cessation
- 1976-01-16 DE DE19762601575 patent/DE2601575A1/de not_active Withdrawn
- 1976-01-17 JP JP51004542A patent/JPS5197747A/ja active Pending
- 1976-01-19 FR FR7601249A patent/FR2298135A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| SE7600375L (sv) | 1976-07-18 |
| AU1032276A (en) | 1977-07-21 |
| AU503589B2 (en) | 1979-09-13 |
| FR2298135B1 (enExample) | 1981-12-31 |
| FR2298135A1 (fr) | 1976-08-13 |
| DE2601575A1 (de) | 1976-07-22 |
| SE424675B (sv) | 1982-08-02 |
| AR209139A1 (es) | 1977-03-31 |
| JPS5197747A (enExample) | 1976-08-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |