GB2238635B - Electrical power sources - Google Patents

Electrical power sources

Info

Publication number
GB2238635B
GB2238635B GB8926774A GB8926774A GB2238635B GB 2238635 B GB2238635 B GB 2238635B GB 8926774 A GB8926774 A GB 8926774A GB 8926774 A GB8926774 A GB 8926774A GB 2238635 B GB2238635 B GB 2238635B
Authority
GB
United Kingdom
Prior art keywords
electrical power
power sources
sources
electrical
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.)
Expired - Fee Related
Application number
GB8926774A
Other versions
GB8926774D0 (en
GB2238635A (en
Inventor
Toshihiko Yamashita
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.)
UNIQEY
Original Assignee
UNIQEY
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 UNIQEY filed Critical UNIQEY
Priority to GB8926774A priority Critical patent/GB2238635B/en
Publication of GB8926774D0 publication Critical patent/GB8926774D0/en
Priority to DE9016271U priority patent/DE9016271U1/en
Publication of GB2238635A publication Critical patent/GB2238635A/en
Application granted granted Critical
Publication of GB2238635B publication Critical patent/GB2238635B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M7/00—Conversion of AC power input into DC power output; Conversion of DC power input into AC power output
    • H02M7/02—Conversion of AC power input into DC power output without possibility of reversal
    • H02M7/04—Conversion of AC power input into DC power output without possibility of reversal by static converters
    • H02M7/12—Conversion of AC power input into DC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/21—Conversion of AC power input into DC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M7/217—Conversion of AC power input into DC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • 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

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)
  • Dc-Dc Converters (AREA)
  • Rectifiers (AREA)
GB8926774A 1989-11-27 1989-11-27 Electrical power sources Expired - Fee Related GB2238635B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB8926774A GB2238635B (en) 1989-11-27 1989-11-27 Electrical power sources
DE9016271U DE9016271U1 (en) 1989-11-27 1990-11-27 Electrical voltage source

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8926774A GB2238635B (en) 1989-11-27 1989-11-27 Electrical power sources

Publications (3)

Publication Number Publication Date
GB8926774D0 GB8926774D0 (en) 1990-01-17
GB2238635A GB2238635A (en) 1991-06-05
GB2238635B true GB2238635B (en) 1993-09-22

Family

ID=10666977

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8926774A Expired - Fee Related GB2238635B (en) 1989-11-27 1989-11-27 Electrical power sources

Country Status (2)

Country Link
DE (1) DE9016271U1 (en)
GB (1) GB2238635B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021155989A1 (en) 2020-02-06 2021-08-12 Sma Solar Technology Ag Method for supplying a dc load, energy conversion system and electrolysis system

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2280050A (en) * 1993-07-16 1995-01-18 Andis Co Voltage regulator for a hand-held appliance
DE10031191A1 (en) * 2000-06-27 2002-01-17 Infineon Technologies Ag Power supply unit, e.g. for discharge lamp, includes controlled semiconductors and capacity supplying current as function of output potential from more than one input potential
TWI430556B (en) * 2011-02-11 2014-03-11 Optromax Electronics Co Ltd Power converter

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1255846A (en) * 1968-03-13 1971-12-01 Westinghouse Electric Corp Ac/dc regulated power supply
GB1476699A (en) * 1974-12-24 1977-06-16 Matsushita Electric Ind Co Ltd Power supply system
US4712171A (en) * 1985-03-15 1987-12-08 Uniqey (Hong Kong) Limited Electrical power source

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1255846A (en) * 1968-03-13 1971-12-01 Westinghouse Electric Corp Ac/dc regulated power supply
GB1476699A (en) * 1974-12-24 1977-06-16 Matsushita Electric Ind Co Ltd Power supply system
US4712171A (en) * 1985-03-15 1987-12-08 Uniqey (Hong Kong) Limited Electrical power source

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021155989A1 (en) 2020-02-06 2021-08-12 Sma Solar Technology Ag Method for supplying a dc load, energy conversion system and electrolysis system

Also Published As

Publication number Publication date
GB8926774D0 (en) 1990-01-17
GB2238635A (en) 1991-06-05
DE9016271U1 (en) 1991-04-25

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Legal Events

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

Effective date: 19991127