SE376998B - - Google Patents
Info
- Publication number
- SE376998B SE376998B SE7200901A SE90172A SE376998B SE 376998 B SE376998 B SE 376998B SE 7200901 A SE7200901 A SE 7200901A SE 90172 A SE90172 A SE 90172A SE 376998 B SE376998 B SE 376998B
- Authority
- SE
- Sweden
Links
Classifications
-
- 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
- H01F29/02—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings
- H01F29/04—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings having provision for tap-changing without interrupting the load current
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
- H01H9/541—Contacts shunted by semiconductor devices
- H01H9/542—Contacts shunted by static switch means
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Electrical Variables (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Electronic Switches (AREA)
- Power Conversion In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712104075 DE2104075C3 (en) | 1971-01-29 | Procedure and arrangement for load switching in step transformers with anti-parallel connected thyristors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE376998B true SE376998B (en) | 1975-06-16 |
Family
ID=5797207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7200901A SE376998B (en) | 1971-01-29 | 1972-01-27 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3710232A (en) |
| AT (1) | AT315970B (en) |
| FR (1) | FR2124921A5 (en) |
| NO (1) | NO132566C (en) |
| SE (1) | SE376998B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7595614B2 (en) * | 2007-12-07 | 2009-09-29 | Pennsylvania Transformer Technology, Inc. | Load tap changer |
| CN101430966B (en) * | 2008-08-21 | 2011-02-16 | 上海华明电力设备制造有限公司 | Thyristor direct switching on-load tap-changer |
| CN105161274A (en) * | 2015-09-30 | 2015-12-16 | 胡群荣 | Transformer on-load voltage regulation method based on thyristor non-arc switch |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1538030B1 (en) * | 1966-03-05 | 1970-06-04 | Reinhausen Maschf Scheubeck | Arrangement and procedure for load switching in step transformers |
| DE1563280B2 (en) * | 1966-04-16 | 1971-04-01 | Maschinenfabrik Reinhausen Gebruder Scheu beck KG, 8400 Regensburg | ARRANGEMENT FOR CHANGING THE LOAD IN STEPPED TRANSFORMERS WITH ANTI-PARALLELLY SWITCHED THYRISTORS |
-
1972
- 1972-01-21 US US00219706A patent/US3710232A/en not_active Expired - Lifetime
- 1972-01-27 AT AT64672A patent/AT315970B/en not_active IP Right Cessation
- 1972-01-27 SE SE7200901A patent/SE376998B/xx unknown
- 1972-01-28 NO NO216/72A patent/NO132566C/no unknown
- 1972-01-28 FR FR7202935A patent/FR2124921A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2104075B2 (en) | 1974-07-04 |
| NO132566B (en) | 1975-08-18 |
| FR2124921A5 (en) | 1972-09-22 |
| US3710232A (en) | 1973-01-09 |
| DE2104075A1 (en) | 1972-08-03 |
| NO132566C (en) | 1975-11-26 |
| AT315970B (en) | 1974-06-25 |