ZA704367B - Method and apparatus for the uninterrupted switching of at least one alternating-current consumer of a voltage supply source or current supply source - Google Patents
Method and apparatus for the uninterrupted switching of at least one alternating-current consumer of a voltage supply source or current supply sourceInfo
- Publication number
- ZA704367B ZA704367B ZA704367A ZA704367A ZA704367B ZA 704367 B ZA704367 B ZA 704367B ZA 704367 A ZA704367 A ZA 704367A ZA 704367 A ZA704367 A ZA 704367A ZA 704367 B ZA704367 B ZA 704367B
- Authority
- ZA
- South Africa
- Prior art keywords
- supply source
- current
- alternating
- uninterrupted switching
- voltage supply
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/50—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to the appearance of abnormal wave forms, e.g. ac in dc installations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/068—Electronic means for switching from one power supply to another power supply, e.g. to avoid parallel connection
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Supply And Distribution Of Alternating Current (AREA)
- Rectifiers (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Control Of Electrical Variables (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1521269A CH497805A (de) | 1969-10-09 | 1969-10-09 | Verfahren und Vorrichtung zum schnellen Umschalten mindestens eines Wechselstromverbrauchers von einer Spannungsquelle oder Stromquelle auf eine andere Spannungsquelle oder Stromquelle beim Auftreten eines Fehlers in der mit dem Verbraucher verbundenen Quelle |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA704367B true ZA704367B (en) | 1971-03-31 |
Family
ID=4407284
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA704367A ZA704367B (en) | 1969-10-09 | 1970-06-25 | Method and apparatus for the uninterrupted switching of at least one alternating-current consumer of a voltage supply source or current supply source |
Country Status (4)
Country | Link |
---|---|
US (1) | US3662182A (de) |
CH (1) | CH497805A (de) |
DE (1) | DE2025743C3 (de) |
ZA (1) | ZA704367B (de) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE788488A (fr) * | 1971-09-07 | 1973-01-02 | Ericsson Telefon Ab L M | Dispositif d'alimentation sans interruption d'une charge par deux ou plusieurs sources de courant alternatif |
US3808452A (en) * | 1973-06-04 | 1974-04-30 | Gte Automatic Electric Lab Inc | Power supply system having redundant d. c. power supplies |
CH584474A5 (de) * | 1975-03-25 | 1977-01-31 | Agie Ag Ind Elektronik | |
US4065676A (en) * | 1976-06-02 | 1977-12-27 | Honeywell Inc. | Battery backup for AC powered DC supply |
US4087697A (en) * | 1976-10-01 | 1978-05-02 | Esb Incorporated | Rapid power transfer system |
FR2469053A1 (fr) * | 1979-10-26 | 1981-05-08 | Cit Alcatel | Dispositif de telealimentation d'un equipement d'une ligne de transmission |
LU82801A1 (fr) * | 1980-09-25 | 1982-05-10 | Electr & Electron Const | Procede de detection de perturbations d'une tension electrique alternative provoquant la commutation de l'utilisation vers une autre source de courant |
FR2502859B1 (fr) * | 1981-03-27 | 1985-11-22 | Travaux Electr Ste Gle | Procede et dispositif pour commander un contacteur statique ultra-rapide pour source alternative de secours |
DE3563404D1 (en) * | 1984-11-23 | 1988-07-21 | Siemens Ag | Electric short circuit monitoring device for speed-controlled three phase current motors, including their leads |
US4763014A (en) * | 1987-09-21 | 1988-08-09 | American Telephone And Telegraph Company, At&T Bell Laboratories | Backup protection switch to prevent reverse power flow in a UPS |
US4763013A (en) * | 1987-09-21 | 1988-08-09 | American Telephone And Telegraph Company, At&T Bell Laboratories | Backup protection switch to prevent reverse power flow in a UPS |
US5229651A (en) * | 1989-09-08 | 1993-07-20 | Best Power Technology, Inc. | Method and apparatus for line power monitoring for uninterruptible power supplies |
US5386147A (en) * | 1991-04-01 | 1995-01-31 | Leland Electrosystems Inc. | Aerospace power control system for monitoring and reliably transferring power buses |
US6051893A (en) * | 1998-10-29 | 2000-04-18 | Mitsubishi Denki Kabushiki Kaisha | Electric power supply system for load |
US6172432B1 (en) | 1999-06-18 | 2001-01-09 | Gen-Tran Corporation | Automatic transfer switch |
JP3676638B2 (ja) * | 2000-01-07 | 2005-07-27 | 東芝三菱電機産業システム株式会社 | 電源系統切り替え装置および切り替え方法 |
US6630753B2 (en) * | 2001-10-29 | 2003-10-07 | International Business Machines Corporation | Low cost redundant AC to DC power supply |
US7368836B2 (en) * | 2005-03-31 | 2008-05-06 | Power Distribution, Inc. | Volt-second synchronization for magnetic loads |
CN101232202B (zh) * | 2007-01-22 | 2012-03-28 | 鸿富锦精密工业(深圳)有限公司 | 双电源切换开关装置 |
KR101079900B1 (ko) * | 2007-10-31 | 2011-11-04 | 주식회사 케이티 | 선택스위치 장치, 이를 이용한 전원공급장치 및 그 스위칭 방법 |
JP5962639B2 (ja) * | 2013-12-04 | 2016-08-03 | 株式会社デンソー | 交流電源切替装置 |
KR101590698B1 (ko) | 2014-03-31 | 2016-02-01 | 엘지전자 주식회사 | 전원 판단 장치 |
JP2015198547A (ja) * | 2014-04-03 | 2015-11-09 | 株式会社新愛知電機製作所 | ハイブリッド形電源切替装置 |
ES2582679B1 (es) * | 2015-03-11 | 2017-07-13 | Elecgy Solutions S.L | Sistema de conmutación suave entre circuitos de alimentación, independientes, de una carga común |
US10049830B2 (en) * | 2015-06-26 | 2018-08-14 | Amazon Technologies, Inc. | Relay architecture for transferring from redundant power sources |
RU2612394C1 (ru) * | 2015-11-25 | 2017-03-09 | Федеральное государственное казенное военное образовательное учреждение высшего профессионального образования "Военная академия Ракетных войск стратегического назначения имени Петра Великого" Министерства обороны Российской Федерации | Устройство автоматического включения резервного источника |
KR101878553B1 (ko) * | 2016-07-01 | 2018-07-13 | 엘지전자 주식회사 | 전자 기기의 입력 전원 관리 방법 및 장치 |
RU2692085C1 (ru) * | 2018-05-08 | 2019-06-21 | Федеральное государственное казенное военное образовательное учреждение высшего образования "Военная академия Ракетных войск стратегического назначения имени Петра Великого" МО РФ | Устройство автоматического включения резерва |
DE102020216396B3 (de) * | 2020-12-21 | 2022-05-12 | Siemens Aktiengesellschaft | Schutzschaltgerät und Verfahren |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3337742A (en) * | 1965-04-20 | 1967-08-22 | William H Baehr | Power supply monitor and bus transfer switch |
-
1969
- 1969-10-09 CH CH1521269A patent/CH497805A/de not_active IP Right Cessation
-
1970
- 1970-05-26 DE DE2025743A patent/DE2025743C3/de not_active Expired
- 1970-06-25 ZA ZA704367A patent/ZA704367B/xx unknown
- 1970-07-20 US US3662182D patent/US3662182A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CH497805A (de) | 1970-10-15 |
DE2025743C3 (de) | 1974-01-03 |
DE2025743A1 (de) | 1971-04-22 |
US3662182A (en) | 1972-05-09 |
DE2025743B2 (de) | 1973-06-07 |
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