IT970205B - Sistema elettrico di controllo a regolazione di tensione - Google Patents

Sistema elettrico di controllo a regolazione di tensione

Info

Publication number
IT970205B
IT970205B IT31280/72A IT3128072A IT970205B IT 970205 B IT970205 B IT 970205B IT 31280/72 A IT31280/72 A IT 31280/72A IT 3128072 A IT3128072 A IT 3128072A IT 970205 B IT970205 B IT 970205B
Authority
IT
Italy
Prior art keywords
control system
voltage regulation
electric voltage
regulation control
electric
Prior art date
Application number
IT31280/72A
Other languages
English (en)
Original Assignee
Robertshaw Controls Co
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 Robertshaw Controls Co filed Critical Robertshaw Controls Co
Application granted granted Critical
Publication of IT970205B publication Critical patent/IT970205B/it

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 
    • G05F1/12—Regulating voltage or current  wherein the variable actually regulated by the final control device is AC
    • G05F1/40—Regulating voltage or current  wherein the variable actually regulated by the final control device is AC using discharge tubes or semiconductor devices as final control devices
    • G05F1/44—Regulating voltage or current  wherein the variable actually regulated by the final control device is AC using discharge tubes or semiconductor devices as final control devices semiconductor devices only
    • G05F1/45—Regulating voltage or current  wherein the variable actually regulated by the final control device is AC using discharge tubes or semiconductor devices as final control devices semiconductor devices only being controlled rectifiers in series with the load
    • G05F1/455—Regulating voltage or current  wherein the variable actually regulated by the final control device is AC using discharge tubes or semiconductor devices as final control devices semiconductor devices only being controlled rectifiers in series with the load with phase control
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1906—Control of temperature characterised by the use of electric means using an analogue comparing device
    • G05D23/1909—Control of temperature characterised by the use of electric means using an analogue comparing device whose output amplitude can only take two discrete values
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
    • 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
    • H02M1/00—Details of apparatus for conversion
    • H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
    • H02M1/081—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters wherein the phase of the control voltage is adjustable with reference to the AC source

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Electromagnetism (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Power Conversion In General (AREA)
  • Control Of Resistance Heating (AREA)
  • Control Of Electrical Variables (AREA)
IT31280/72A 1971-11-05 1972-11-03 Sistema elettrico di controllo a regolazione di tensione IT970205B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US19600971A 1971-11-05 1971-11-05

Publications (1)

Publication Number Publication Date
IT970205B true IT970205B (it) 1974-04-10

Family

ID=22723754

Family Applications (1)

Application Number Title Priority Date Filing Date
IT31280/72A IT970205B (it) 1971-11-05 1972-11-03 Sistema elettrico di controllo a regolazione di tensione

Country Status (6)

Country Link
US (1) US3783369A (it)
JP (1) JPS4854461A (it)
FR (1) FR2160020A5 (it)
GB (1) GB1405495A (it)
IT (1) IT970205B (it)
NL (1) NL7214881A (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4055296A (en) * 1976-03-25 1977-10-25 Buck Robert J Electronic temperature control system for thermostatic control
US4102389A (en) * 1976-10-15 1978-07-25 Borg-Warner Corporation Heat pump control system
US4390793A (en) * 1981-02-23 1983-06-28 International Telephone And Telegraph Corporation Electronic liquid level control apparatus
CN116610169B (zh) * 2023-07-19 2023-10-20 四川公路桥梁建设集团有限公司 一种目标对象智能化养护系统及方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3211214A (en) * 1963-10-02 1965-10-12 Robertshaw Controls Co Temperature control circuit
US3488757A (en) * 1965-09-03 1970-01-06 Delta Design Inc Comparator with bridge for sensing and affecting conditions
US3489881A (en) * 1967-12-07 1970-01-13 Robertshaw Controls Co Bridge circuit temperature control system
US3543840A (en) * 1968-11-04 1970-12-01 Robertshaw Controls Co Heat coupled control system

Also Published As

Publication number Publication date
FR2160020A5 (it) 1973-06-22
US3783369A (en) 1974-01-01
NL7214881A (it) 1973-05-08
JPS4854461A (it) 1973-07-31
GB1405495A (en) 1975-09-10

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