IT1002293B - Circuito di comando a rapporto di tempo variabile controllato - Google Patents

Circuito di comando a rapporto di tempo variabile controllato

Info

Publication number
IT1002293B
IT1002293B IT32190/73A IT3219073A IT1002293B IT 1002293 B IT1002293 B IT 1002293B IT 32190/73 A IT32190/73 A IT 32190/73A IT 3219073 A IT3219073 A IT 3219073A IT 1002293 B IT1002293 B IT 1002293B
Authority
IT
Italy
Prior art keywords
control circuit
controlled variable
variable time
time ratio
ratio
Prior art date
Application number
IT32190/73A
Other languages
English (en)
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Application granted granted Critical
Publication of IT1002293B publication Critical patent/IT1002293B/it

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/08—Duration or width modulation ; Duty cycle modulation
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S388/00—Electricity: motor control systems
    • Y10S388/907—Specific control circuit element or device
    • Y10S388/917—Thyristor or scr
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S388/00—Electricity: motor control systems
    • Y10S388/907—Specific control circuit element or device
    • Y10S388/917—Thyristor or scr
    • Y10S388/92—Chopper
IT32190/73A 1972-12-29 1973-12-27 Circuito di comando a rapporto di tempo variabile controllato IT1002293B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00319526A US3803472A (en) 1972-12-29 1972-12-29 Controlled variable time ratio control circuit

Publications (1)

Publication Number Publication Date
IT1002293B true IT1002293B (it) 1976-05-20

Family

ID=23242613

Family Applications (1)

Application Number Title Priority Date Filing Date
IT32190/73A IT1002293B (it) 1972-12-29 1973-12-27 Circuito di comando a rapporto di tempo variabile controllato

Country Status (6)

Country Link
US (1) US3803472A (it)
JP (1) JPS4999255A (it)
AU (1) AU6117173A (it)
DE (1) DE2347859A1 (it)
FR (1) FR2212698B3 (it)
IT (1) IT1002293B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3854076A (en) * 1973-11-19 1974-12-10 Gen Electric Dual level plugging circuit
US3890549A (en) * 1974-04-01 1975-06-17 Gen Electric Pulse control system power circuit
US3927357A (en) * 1974-04-01 1975-12-16 Gen Electric Electric vehicle power circuit
JPS519213A (en) * 1974-07-11 1976-01-24 Nippon Electric Co Dendokino kaitensuseigyosochi
IN147639B (it) * 1977-02-11 1980-05-10 Cableform Ltd
US4284934A (en) * 1978-02-08 1981-08-18 Hitachi, Ltd. Motor control apparatus with an improved thyristor chopper circuit
US4219071A (en) * 1978-05-26 1980-08-26 Wabco Westinghouse S.P.A. Air-conditioning system for railroad vehicles
US4284936A (en) * 1979-05-02 1981-08-18 General Electric Company Chopper type propulsion system with low speed electrical braking capability for traction vehicles
JPS56155423A (en) * 1980-04-02 1981-12-01 Sharp Corp Control system for electric power converter
JPS61121770A (ja) * 1984-11-16 1986-06-09 Hitachi Ltd チヨツパゲ−ト制御方式
EP0281944B1 (en) * 1987-03-13 1992-09-02 Borg-Warner Automotive, Inc. Pulse width modulation technique for a valve in a continuously variable transmission
DE19931824B4 (de) * 1999-07-08 2012-03-15 Robert Bosch Gmbh Verfahren und Vorrichtung zur Ausgabe eines pulsweitenmodulierten Signals

Also Published As

Publication number Publication date
DE2347859A1 (de) 1974-07-04
FR2212698B3 (it) 1976-10-22
US3803472A (en) 1974-04-09
AU6117173A (en) 1975-04-10
FR2212698A1 (it) 1974-07-26
JPS4999255A (it) 1974-09-19

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