GB0519101D0 - Methods and apparatus for constant-current regulation - Google Patents

Methods and apparatus for constant-current regulation

Info

Publication number
GB0519101D0
GB0519101D0 GBGB0519101.0A GB0519101A GB0519101D0 GB 0519101 D0 GB0519101 D0 GB 0519101D0 GB 0519101 A GB0519101 A GB 0519101A GB 0519101 D0 GB0519101 D0 GB 0519101D0
Authority
GB
United Kingdom
Prior art keywords
constant
methods
current regulation
regulation
current
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.)
Ceased
Application number
GBGB0519101.0A
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.)
TRANSCOIL LIMITED
Original Assignee
AIRFIELD SIGNS AND MARKINGS LT
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 AIRFIELD SIGNS AND MARKINGS LT filed Critical AIRFIELD SIGNS AND MARKINGS LT
Priority to GBGB0519101.0A priority Critical patent/GB0519101D0/en
Publication of GB0519101D0 publication Critical patent/GB0519101D0/en
Priority to PCT/GB2006/003477 priority patent/WO2007034165A1/en
Priority to GB0618426A priority patent/GB2430277B/en
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
    • H05B39/04—Controlling
    • 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
    • G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is ac
    • G05F1/14—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using tap transformers or tap changing inductors as final control devices
    • 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
    • G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is ac
    • G05F1/14—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using tap transformers or tap changing inductors as final control devices
    • G05F1/16—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using tap transformers or tap changing inductors as final control devices combined with discharge tubes or semiconductor devices
    • G05F1/20—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using tap transformers or tap changing inductors as final control devices combined with discharge tubes or semiconductor devices semiconductor devices only
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P13/00—Arrangements for controlling transformers, reactors or choke coils, for the purpose of obtaining a desired output
    • H02P13/06—Arrangements for controlling transformers, reactors or choke coils, for the purpose of obtaining a desired output by tap-changing; by rearranging interconnections of windings

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)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
GBGB0519101.0A 2005-09-19 2005-09-19 Methods and apparatus for constant-current regulation Ceased GB0519101D0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GBGB0519101.0A GB0519101D0 (en) 2005-09-19 2005-09-19 Methods and apparatus for constant-current regulation
PCT/GB2006/003477 WO2007034165A1 (en) 2005-09-19 2006-09-19 Methods and apparatus for constant-current regulation
GB0618426A GB2430277B (en) 2005-09-19 2006-09-19 Methods and apparatus for constant-current regulation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0519101.0A GB0519101D0 (en) 2005-09-19 2005-09-19 Methods and apparatus for constant-current regulation

Publications (1)

Publication Number Publication Date
GB0519101D0 true GB0519101D0 (en) 2005-10-26

Family

ID=35249039

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB0519101.0A Ceased GB0519101D0 (en) 2005-09-19 2005-09-19 Methods and apparatus for constant-current regulation
GB0618426A Expired - Fee Related GB2430277B (en) 2005-09-19 2006-09-19 Methods and apparatus for constant-current regulation

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0618426A Expired - Fee Related GB2430277B (en) 2005-09-19 2006-09-19 Methods and apparatus for constant-current regulation

Country Status (2)

Country Link
GB (2) GB0519101D0 (en)
WO (1) WO2007034165A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9554444B2 (en) 2012-12-17 2017-01-24 OV20 Systems Device and method for retrofitting or converting or adapting series circuits

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58175813A (en) * 1982-04-09 1983-10-15 Toshiba Corp On-load tap changer
SU1412909A1 (en) * 1986-08-15 1988-07-30 Предприятие П/Я А-7359 Method of selecting resistance welding duty
US5289110A (en) * 1992-10-14 1994-02-22 Cooper Industries Input current responsive, tap changing transformer system
WO1995017707A1 (en) * 1993-12-23 1995-06-29 Siemens Aktiengesellschaft Current stabiliser with step-up transformer
US20050030192A1 (en) * 2003-08-08 2005-02-10 Weaver James T. Power supply for LED airfield lighting
GB2406977A (en) * 2003-10-04 2005-04-13 Alstom Airfield lighting system

Also Published As

Publication number Publication date
GB2430277A (en) 2007-03-21
GB2430277B (en) 2007-10-17
GB0618426D0 (en) 2006-11-01
WO2007034165A1 (en) 2007-03-29

Similar Documents

Publication Publication Date Title
GB0613500D0 (en) Apparatus and Methods
HK1116716A1 (en) Pressurized-training apparatus and control method for the same
GB0501688D0 (en) Method and apparatus
GB0506186D0 (en) Apparatus and method
EP2020911A4 (en) Continuous positioning apparatus and methods
GB0621488D0 (en) Apparatus and method
GB0526501D0 (en) Method and Apparatus
GB0611868D0 (en) Method and apparatus
GB0605136D0 (en) Apparatus and method
GB2438094B (en) Apparatus and method
GB0513613D0 (en) Apparatus and method
GB0508695D0 (en) Apparatus and method
GB0511702D0 (en) Heating apparatus and method
IL176625A0 (en) Coating methods and apparatus
GB0517531D0 (en) Method and apparatus
GB0509526D0 (en) Method and apparatus
GB0504469D0 (en) Method and apparatus
GB2430277B (en) Methods and apparatus for constant-current regulation
GB0509450D0 (en) Method and apparatus
GB0502053D0 (en) Moving lighting effect and apparatus and method therefor
GB0518591D0 (en) Apparatus and method for photo-treatment
GB0501704D0 (en) Apparatus and methods
GB0520538D0 (en) Apparatus and method
GB0524513D0 (en) Apparatus and method
GB0503320D0 (en) Method and apparatus

Legal Events

Date Code Title Description
COOA Change in applicant's name or ownership of the application

Owner name: TRANSCOIL LIMITED

Free format text: FORMER APPLICANT(S): AIRFIELD SIGNS AND MARKINGS LIMITED

AT Applications terminated before publication under section 16(1)