GB8922379D0 - Apparatus for parallel operation of triport uninterruptable power source devices - Google Patents

Apparatus for parallel operation of triport uninterruptable power source devices

Info

Publication number
GB8922379D0
GB8922379D0 GB898922379A GB8922379A GB8922379D0 GB 8922379 D0 GB8922379 D0 GB 8922379D0 GB 898922379 A GB898922379 A GB 898922379A GB 8922379 A GB8922379 A GB 8922379A GB 8922379 D0 GB8922379 D0 GB 8922379D0
Authority
GB
United Kingdom
Prior art keywords
triport
power source
parallel operation
source devices
uninterruptable power
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.)
Granted
Application number
GB898922379A
Other versions
GB2224895A (en
GB2224895B (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nishimu Electronics Industries Co Inc
Original Assignee
Nishimu Electronics Industries Co Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nishimu Electronics Industries Co Inc filed Critical Nishimu Electronics Industries Co Inc
Publication of GB8922379D0 publication Critical patent/GB8922379D0/en
Publication of GB2224895A publication Critical patent/GB2224895A/en
Application granted granted Critical
Publication of GB2224895B publication Critical patent/GB2224895B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current
    • G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
    • G05F1/62—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using bucking or boosting dc sources
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current
    • G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
    • G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
    • G05F1/59—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices including plural semiconductor devices as final control devices for a single load
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20—End-user application control systems
GB8922379A 1988-10-25 1989-10-04 Apparatus for parallel operation of triport uninterruptable power source devices Expired - Fee Related GB2224895B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63269227A JP2849598B2 (en) 1988-10-25 1988-10-25 Parallel operation of tri-port uninterruptible power supply

Publications (3)

Publication Number Publication Date
GB8922379D0 true GB8922379D0 (en) 1989-11-22
GB2224895A GB2224895A (en) 1990-05-16
GB2224895B GB2224895B (en) 1993-05-19

Family

ID=17469433

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8922379A Expired - Fee Related GB2224895B (en) 1988-10-25 1989-10-04 Apparatus for parallel operation of triport uninterruptable power source devices

Country Status (6)

Country Link
JP (1) JP2849598B2 (en)
AU (1) AU607639B2 (en)
CA (1) CA1319412C (en)
DE (1) DE3935564A1 (en)
FR (1) FR2638299B1 (en)
GB (1) GB2224895B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2738139B2 (en) * 1990-09-07 1998-04-08 富士電機株式会社 Synchronous command switching device for parallel commercial synchronous CVCF power supply
CA2454723C (en) * 2001-07-23 2010-07-20 Northern Power Systems, Inc. Control system for a power converter and method of controlling operation of a power converter prior application information
DE102006027716B3 (en) 2006-06-15 2008-01-24 Lenze Drive Systems Gmbh Control with inverters with low switching losses
WO2008133733A1 (en) * 2007-04-27 2008-11-06 Liebert Corporation Method and apparatus for synchronization of actions in a parallel ups system using a serial communications bus
JP5706739B2 (en) * 2011-04-01 2015-04-22 東芝三菱電機産業システム株式会社 Power conversion system
US11128164B1 (en) 2020-03-11 2021-09-21 Schneider Electric It Corporation Fault condition detection system and method

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3675037A (en) * 1971-06-01 1972-07-04 Bell Telephone Labor Inc Technique for synchronous parallel operation of static inverters
US4010381A (en) * 1975-04-24 1977-03-01 Bell Telephone Laboratories, Incorporated No-break ac power supply
DE2539991C2 (en) * 1975-09-05 1982-06-03 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Inverter transformer
US4099066A (en) * 1976-08-17 1978-07-04 Beggs William C Pulse generating system with high energy electrical pulse transformer and method of generating pulses
JPS5421137U (en) * 1977-07-15 1979-02-10
DE2904786C2 (en) * 1979-02-08 1981-02-19 Siemens Ag, 1000 Berlin Und 8000 Muenchen Process for regulating inverters in parallel operation and circuit arrangements for carrying out the process
JPS5883525A (en) * 1981-11-10 1983-05-19 ニシム電子工業株式会社 Ac no-break power source
US4475047A (en) * 1982-04-29 1984-10-02 At&T Bell Laboratories Uninterruptible power supplies
JPS59175347A (en) * 1983-03-24 1984-10-04 ニシム電子工業株式会社 Ac no-break power source
US4673825A (en) * 1985-02-15 1987-06-16 Exide Electronics Corporation Uninterruptible power supply with isolated bypass winding
FR2581488A1 (en) * 1985-05-03 1986-11-07 Travaux Electr Ste Gle IMPROVEMENT TO ALTERNATIVE CURRENT POWER THAT CAN NOT BE INTERRUPTED
IT1185262B (en) * 1985-07-16 1987-11-04 Italtel Spa CIRCUIT PROVISION FOR THE SYNCHRONIZATION OF A POWER SUPPLY UNIT COMPLEX
JP2909820B2 (en) * 1985-09-25 1999-06-23 ニシム電子工業株式会社 Load starting method using AC uninterruptible power supply
JPS62268366A (en) * 1986-04-29 1987-11-20 モジユラ−・パワ−　コ−ポレ−シヨン Electronic power source

Also Published As

Publication number Publication date
FR2638299A1 (en) 1990-04-27
JP2849598B2 (en) 1999-01-20
DE3935564A1 (en) 1990-04-26
AU607639B2 (en) 1991-03-07
JPH02119541A (en) 1990-05-07
GB2224895A (en) 1990-05-16
GB2224895B (en) 1993-05-19
CA1319412C (en) 1993-06-22
AU4242989A (en) 1990-05-31
FR2638299B1 (en) 1994-03-25

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20001004