DE3882634D1 - Unterbrechungsfreie stromversorgung. - Google Patents
Unterbrechungsfreie stromversorgung.Info
- Publication number
- DE3882634D1 DE3882634D1 DE8888308333T DE3882634T DE3882634D1 DE 3882634 D1 DE3882634 D1 DE 3882634D1 DE 8888308333 T DE8888308333 T DE 8888308333T DE 3882634 T DE3882634 T DE 3882634T DE 3882634 D1 DE3882634 D1 DE 3882634D1
- Authority
- DE
- Germany
- Prior art keywords
- energy source
- switch
- primary energy
- power flow
- input
- Prior art date
- 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.)
- Expired - Fee Related
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
-
- 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
- H02J9/062—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 AC powered loads
Landscapes
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Stand-By Power Supply Arrangements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/099,041 US4763014A (en) | 1987-09-21 | 1987-09-21 | Backup protection switch to prevent reverse power flow in a UPS |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3882634D1 true DE3882634D1 (de) | 1993-09-02 |
DE3882634T2 DE3882634T2 (de) | 1993-11-11 |
Family
ID=22272253
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE88308333T Expired - Fee Related DE3882634T2 (de) | 1987-09-21 | 1988-09-09 | Unterbrechungsfreie Stromversorgung. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4763014A (de) |
EP (1) | EP0309124B1 (de) |
JP (1) | JPH0199445A (de) |
KR (1) | KR890005947A (de) |
AT (1) | ATE92216T1 (de) |
AU (1) | AU585758B2 (de) |
CA (1) | CA1304447C (de) |
DE (1) | DE3882634T2 (de) |
ES (1) | ES2041805T3 (de) |
Families Citing this family (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2614737B1 (fr) * | 1987-04-29 | 1989-06-09 | Cit Alcatel | Alimentation en energie electrique continue secourue avec une signalisation de l'etat de secours par inversion de polarite |
IT1215487B (it) * | 1987-05-14 | 1990-02-14 | Italtel Spa | Circuito per inibire ritorni di tensione e corrente sulla rete di distribuzione dell'energia elettrica, in una stazione di energia del tipo ad invertitori. |
US4876624A (en) * | 1988-07-13 | 1989-10-24 | Westinghouse Electric Corp. | Apparatus for detecting unsymmetrical bipolar waveforms |
JPH0233863A (ja) * | 1988-07-25 | 1990-02-05 | Fuji Electric Corp Res & Dev Ltd | 電池の回生保護装置 |
FR2658672B1 (fr) * | 1990-02-19 | 1992-06-19 | Serras Paulet Edouard | Procede et dispositif d'alimentation et de protection d'un appareil electronique, en particulier d'un appareil informatique. |
US5168436A (en) * | 1990-09-26 | 1992-12-01 | Allied-Signal Inc. | Uninterruptible power supply |
US5315533A (en) * | 1991-05-17 | 1994-05-24 | Best Power Technology, Inc. | Back-up uninterruptible power system |
JPH05137267A (ja) * | 1991-11-12 | 1993-06-01 | Dia Semikon Syst Kk | 電源装置 |
WO1993014549A1 (fr) * | 1992-01-14 | 1993-07-22 | Paul Janin | Systeme de conversion d'energie electrique dans un vehicule electrique |
FR2686199A1 (fr) * | 1992-01-14 | 1993-07-16 | Bailly Daniel | Systeme de conversion d'energie electrique. |
US5592074A (en) * | 1992-06-26 | 1997-01-07 | Canon Kabushiki Kaisha | Battery power supply system |
DE4226458A1 (de) * | 1992-08-10 | 1994-02-17 | Siemens Ag | Schaltungsanordnung |
US5739595A (en) * | 1992-10-28 | 1998-04-14 | Alpha Technologies, Inc. | Apparatus and methods for generating an AC power signal for cable tv distribution systems |
US5642002A (en) * | 1993-10-29 | 1997-06-24 | Alpha Technologies | Apparatus and methods for generating uninterruptible AC power signals |
US5402059A (en) * | 1994-02-08 | 1995-03-28 | Ford Motor Company | Switching power supply operating at little or no load |
US5532525A (en) * | 1994-06-02 | 1996-07-02 | Albar, Inc. | Congeneration power system |
US5579197A (en) * | 1995-01-24 | 1996-11-26 | Best Power Technology, Incorporated | Backup power system and method |
US5602462A (en) * | 1995-02-21 | 1997-02-11 | Best Power Technology, Incorporated | Uninterruptible power system |
CA2168520C (en) * | 1995-02-22 | 2003-04-08 | Fereydoun Mekanik | Inverter/charger circuit for uninterruptible power supplies |
KR0149584B1 (ko) * | 1995-10-18 | 1999-04-15 | 김광호 | 전원전압 공급회로 |
US5784268A (en) * | 1996-09-20 | 1998-07-21 | General Signal Corporation | Inverter control for support of power factor corrected loads |
US5790391A (en) * | 1996-11-29 | 1998-08-04 | General Signal Corporation | Standby power system |
FR2791144B1 (fr) * | 1999-03-19 | 2001-11-30 | Sextant Avionique | Dispositif de surveillance de la circulation d'un courant sensiblement continu dans une charge et procede pour la mise en oeuvre de ce dispositif |
JP3452885B2 (ja) * | 2000-09-28 | 2003-10-06 | 株式会社エヌ・ティ・ティ・データ | 電流調整装置 |
US6646848B2 (en) * | 2001-01-31 | 2003-11-11 | Matsushita Electric Industrial Co., Ltd. | Switching power supply apparatus |
SG122964A1 (en) * | 2004-11-22 | 2006-06-29 | Inventio Ag | Integrity testsing of isolation means in an uninterruptible power supply |
EP1659415B1 (de) | 2004-11-22 | 2019-07-24 | Inventio AG | Integritätstest der Isolierungsmittel in einer unterbrechungsfreien Stromversorgung |
US20060126240A1 (en) * | 2004-12-10 | 2006-06-15 | Xantrex International | AC power backfeed protection based on voltage |
US7564148B2 (en) * | 2005-02-04 | 2009-07-21 | Libert Corporation | UPS having a dual-use boost converter |
TWI332746B (en) * | 2006-04-17 | 2010-11-01 | Delta Electronics Inc | Low cost, low power loss ups device |
KR100805632B1 (ko) * | 2006-08-24 | 2008-02-20 | 주식회사 케이티 | Ups 독립제어 고속절환장치, 이를 이용한전원공급시스템 및 그 독립제어 고속절환방법 |
US7622912B1 (en) * | 2008-06-10 | 2009-11-24 | Sunpower Corporation | Method for enabling monitoring of power consumption |
US8575779B2 (en) * | 2010-02-18 | 2013-11-05 | Alpha Technologies Inc. | Ferroresonant transformer for use in uninterruptible power supplies |
US9312726B2 (en) | 2011-01-23 | 2016-04-12 | Alpha Technologies Inc. | Uninterruptible power supplies for use in a distributed network |
CA2825483C (en) | 2011-01-23 | 2019-11-12 | Alpha Technologies Inc. | Switching systems and methods for use in uninterruptible power supplies |
US20130049843A1 (en) * | 2011-08-26 | 2013-02-28 | Mari Curbelo Alvaro Jorge | Reverse conduction mode self turn-off gate driver |
US9234916B2 (en) | 2012-05-11 | 2016-01-12 | Alpha Technologies Inc. | Status monitoring cables for generators |
WO2014015211A2 (en) * | 2012-07-20 | 2014-01-23 | Active Power, Inc. | Apparatus and methods for backfeed detection in and control of uninterruptible power systems |
US10224742B2 (en) | 2015-01-18 | 2019-03-05 | Powerpath Technologies Incorporated | High efficiency uninterruptible power supply with near loss-less ultrafast electromechanical switching |
JP6406146B2 (ja) * | 2015-07-21 | 2018-10-17 | 住友電気工業株式会社 | 電源装置 |
MX2018002967A (es) | 2015-09-13 | 2018-06-11 | Alpha Tech Inc | Sistemas y metodos de control de potencia. |
US10381867B1 (en) | 2015-10-16 | 2019-08-13 | Alpha Technologeis Services, Inc. | Ferroresonant transformer systems and methods with selectable input and output voltages for use in uninterruptible power supplies |
EP3652604A4 (de) | 2017-07-14 | 2021-03-17 | Alpha Technologies Services, Inc. | Spannungsgeregelte wechselstromversorgungssysteme und -verfahren |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1765270B2 (de) * | 1968-04-26 | 1972-07-27 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren zum unterbrechungsfreien umschalten eines verbrauchers von einem stromversorgungsaggregat auf ein bereitschaftsnetz oder ersatzaggregat |
US3614461A (en) * | 1969-08-11 | 1971-10-19 | Gen Electric Canada | Circuit for keeping the frequency of an inverter synchronized with the frequency of another source |
CH497805A (de) * | 1969-10-09 | 1970-10-15 | Agie Ag Ind Elektronik | 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 |
US3971957A (en) * | 1975-05-30 | 1976-07-27 | Hase A M | Electrical load transfer control system |
US4104539A (en) * | 1976-04-05 | 1978-08-01 | Hase A M | Parallel redundant and load sharing regulated AC system |
FR2513031B1 (fr) * | 1981-09-17 | 1986-01-24 | Fontaine Ets Pierre | Perfectionnements apportes aux procedes et aux dispositifs d'alimentation electrique alternative d'une charge, sans discontinuite du signal alternatif |
US4400624A (en) * | 1982-04-29 | 1983-08-23 | Bell Telephone Laboratories, Incorporated | Uninterruptible power supplies |
JPS6043094A (ja) * | 1983-08-17 | 1985-03-07 | Mitsubishi Electric Corp | エレベ−タの故障時運転装置 |
US4598330A (en) * | 1984-10-31 | 1986-07-01 | International Business Machines Corporation | High power direct current switching circuit |
US4673825A (en) * | 1985-02-15 | 1987-06-16 | Exide Electronics Corporation | Uninterruptible power supply with isolated bypass winding |
-
1987
- 1987-09-21 US US07/099,041 patent/US4763014A/en not_active Expired - Lifetime
-
1988
- 1988-09-09 AT AT88308333T patent/ATE92216T1/de not_active IP Right Cessation
- 1988-09-09 ES ES198888308333T patent/ES2041805T3/es not_active Expired - Lifetime
- 1988-09-09 EP EP88308333A patent/EP0309124B1/de not_active Expired - Lifetime
- 1988-09-09 DE DE88308333T patent/DE3882634T2/de not_active Expired - Fee Related
- 1988-09-20 KR KR1019880012148A patent/KR890005947A/ko not_active Application Discontinuation
- 1988-09-20 AU AU22416/88A patent/AU585758B2/en not_active Ceased
- 1988-09-20 CA CA000577864A patent/CA1304447C/en not_active Expired - Fee Related
- 1988-09-21 JP JP63235096A patent/JPH0199445A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
AU585758B2 (en) | 1989-06-22 |
CA1304447C (en) | 1992-06-30 |
US4763014A (en) | 1988-08-09 |
AU2241688A (en) | 1989-03-23 |
EP0309124B1 (de) | 1993-07-28 |
ATE92216T1 (de) | 1993-08-15 |
KR890005947A (ko) | 1989-05-17 |
JPH0199445A (ja) | 1989-04-18 |
EP0309124A2 (de) | 1989-03-29 |
DE3882634T2 (de) | 1993-11-11 |
ES2041805T3 (es) | 1993-12-01 |
EP0309124A3 (en) | 1990-02-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Free format text: BLUMBACH, KRAMER & PARTNER, 65193 WIESBADEN |
|
8339 | Ceased/non-payment of the annual fee |