EP0159000A3
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1986-10-22
Method and apparatus for controlling pwm inverters
GB2215147B
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1992-03-18
Apparatus and method for controlling pwm-controlled voltage type inverter
GB8630349D0
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1987-01-28
Inverter control apparatus
GB8705961D0
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1987-04-15
Controlling three-phase inverter
EP0195358A3
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1989-06-07
Low voltage control circuit
GB8528568D0
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1985-12-24
Electric power inverter
DE3461584D1
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1987-01-15
Method and circuit arrangement for controlling an alternating current or a three-phase motor
GB2184908B
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1989-10-18
Voltage limiting circuit
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1989-06-21
Control voltage generating circuit
IL91092A0
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1990-03-19
Pwm inverter control method and circuit
GB2199202B
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1990-08-08
Electric power regulator snubber circuit
PL254157A1
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1987-01-12
Three-phase internally commutated voltage inverter control method and circuit
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1988-09-28
Inverter control circuit
GB8706211D0
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1987-04-23
Controlling voltage of inverter
PL249119A1
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1986-02-11
Method of controlling a three-phase current inverter and circuit therefor
GB8520105D0
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1985-09-18
Electric control circuit
GB8518590D0
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1985-08-29
Maintaining voltage between two points in circuit
PL256406A1
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1987-07-27
Method of and thyristorized circuit for controlling dc motors
PL262278A1
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1988-08-04
Electronic circuit of voltage controlled three-phase rectifier
BG47048A3
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1990-04-16
circuit for change in direction of direct current drives
PL275791A1
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1990-05-14
A three-phase voltage inverter of groupped series commutation
KR890001727Y1
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1989-04-07
Electric power inverter
PL255020A1
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1987-02-23
Circuit for maintaining constant maximum voltage value of a commutation capacitor in a thyristorized inverter
ZA863390B
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1987-02-25
Method and apparatus for controlling electric motors
HUT42209A
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1987-06-29
Method and circuit arrangement for the control of electric motor, preferably of elevator motor