IT1212754B - SQUARE WAVE SPEED CONTROL WITH PULSE MODULATION AND REGULATION OF THE EFFECTIVE VOLTAGE VALUE FOR ASYNCHRONOUS THREE-PHASE MOTOR. - Google Patents

SQUARE WAVE SPEED CONTROL WITH PULSE MODULATION AND REGULATION OF THE EFFECTIVE VOLTAGE VALUE FOR ASYNCHRONOUS THREE-PHASE MOTOR.

Info

Publication number
IT1212754B
IT1212754B IT8321731A IT2173183A IT1212754B IT 1212754 B IT1212754 B IT 1212754B IT 8321731 A IT8321731 A IT 8321731A IT 2173183 A IT2173183 A IT 2173183A IT 1212754 B IT1212754 B IT 1212754B
Authority
IT
Italy
Prior art keywords
asynchronous
regulation
voltage value
speed control
square wave
Prior art date
Application number
IT8321731A
Other languages
Italian (it)
Other versions
IT8321731A0 (en
Inventor
Stefano Nacchi
Original Assignee
Ates Componenti Elettron
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 Ates Componenti Elettron filed Critical Ates Componenti Elettron
Priority to IT8321731A priority Critical patent/IT1212754B/en
Publication of IT8321731A0 publication Critical patent/IT8321731A0/en
Priority to GB08413856A priority patent/GB2142194B/en
Priority to DE19843420948 priority patent/DE3420948A1/en
Application granted granted Critical
Publication of IT1212754B publication Critical patent/IT1212754B/en

Links

Classifications

    • 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
    • H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
    • H02P27/04—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage
    • H02P27/06—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters
    • H02P27/08—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using dc to ac converters or inverters with pulse width modulation
    • 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
    • H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
    • H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
    • H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M7/505—Conversion of dc power input into ac 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 thyratron or thyristor type requiring extinguishing means
    • H02M7/515—Conversion of dc power input into ac 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 thyratron or thyristor type requiring extinguishing means using semiconductor devices only
    • H02M7/525—Conversion of dc power input into ac 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 thyratron or thyristor type requiring extinguishing means using semiconductor devices only with automatic control of output waveform or frequency
    • H02M7/527—Conversion of dc power input into ac 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 thyratron or thyristor type requiring extinguishing means using semiconductor devices only with automatic control of output waveform or frequency by pulse width modulation
    • 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
    • H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
    • H02P29/50—Reduction of harmonics
IT8321731A 1983-06-22 1983-06-22 SQUARE WAVE SPEED CONTROL WITH PULSE MODULATION AND REGULATION OF THE EFFECTIVE VOLTAGE VALUE FOR ASYNCHRONOUS THREE-PHASE MOTOR. IT1212754B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT8321731A IT1212754B (en) 1983-06-22 1983-06-22 SQUARE WAVE SPEED CONTROL WITH PULSE MODULATION AND REGULATION OF THE EFFECTIVE VOLTAGE VALUE FOR ASYNCHRONOUS THREE-PHASE MOTOR.
GB08413856A GB2142194B (en) 1983-06-22 1984-05-31 Speed control with pulse modulation and regulation of the voltage effective value for three-phase asynchronous motor
DE19843420948 DE3420948A1 (en) 1983-06-22 1984-06-05 RECTANGULAR SHAFT SPEED CONTROL WITH PULSE MODULATION AND REGULATION OF THE EFFECTIVE VOLTAGE VALUE FOR A THREE-PHASE ASYNCHRONOUS MOTOR

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8321731A IT1212754B (en) 1983-06-22 1983-06-22 SQUARE WAVE SPEED CONTROL WITH PULSE MODULATION AND REGULATION OF THE EFFECTIVE VOLTAGE VALUE FOR ASYNCHRONOUS THREE-PHASE MOTOR.

Publications (2)

Publication Number Publication Date
IT8321731A0 IT8321731A0 (en) 1983-06-22
IT1212754B true IT1212754B (en) 1989-11-30

Family

ID=11186061

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8321731A IT1212754B (en) 1983-06-22 1983-06-22 SQUARE WAVE SPEED CONTROL WITH PULSE MODULATION AND REGULATION OF THE EFFECTIVE VOLTAGE VALUE FOR ASYNCHRONOUS THREE-PHASE MOTOR.

Country Status (3)

Country Link
DE (1) DE3420948A1 (en)
GB (1) GB2142194B (en)
IT (1) IT1212754B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4763059A (en) * 1987-06-23 1988-08-09 General Electric Company Method and apparatus for induction motor drive
IT1271195B (en) * 1994-06-24 1997-05-27 Finmeccanica Spa SWITCHING TECHNIQUE FROM SINE-TO-SQUARE MODULATION FOR THREE-PHASE MOTOR SUPPLY BY INVERTER AND RELATED SWITCHING SYSTEM
DE19519369A1 (en) * 1995-05-26 1996-11-28 Philips Patentverwaltung Circuit arrangement for feeding a load

Also Published As

Publication number Publication date
GB2142194B (en) 1987-02-11
DE3420948A1 (en) 1985-01-03
GB8413856D0 (en) 1984-07-04
IT8321731A0 (en) 1983-06-22
GB2142194A (en) 1985-01-09

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970628