BR8400484A - Gerador de pulsos pwm - Google Patents

Gerador de pulsos pwm

Info

Publication number
BR8400484A
BR8400484A BR8400484A BR8400484A BR8400484A BR 8400484 A BR8400484 A BR 8400484A BR 8400484 A BR8400484 A BR 8400484A BR 8400484 A BR8400484 A BR 8400484A BR 8400484 A BR8400484 A BR 8400484A
Authority
BR
Brazil
Prior art keywords
pulse generator
pwm pulse
pwm
generator
pulse
Prior art date
Application number
BR8400484A
Other languages
English (en)
Inventor
Noboru Azusawa
Hisayoshi Shiraishi
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of BR8400484A publication Critical patent/BR8400484A/pt

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
    • 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
    • H02P21/00—Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation
    • H02P21/06—Rotor flux based control involving the use of rotor position or rotor speed sensors
    • H02P21/08—Indirect field-oriented control; Rotor flux feed-forward control
    • H02P21/09—Field phase angle calculation based on rotor voltage equation by adding slip frequency and speed proportional frequency
BR8400484A 1983-02-04 1984-02-03 Gerador de pulsos pwm BR8400484A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58016039A JPH0667205B2 (ja) 1983-02-04 1983-02-04 Ｐｗｍパルス発生装置

Publications (1)

Publication Number Publication Date
BR8400484A true BR8400484A (pt) 1984-09-11

Family

ID=11905436

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8400484A BR8400484A (pt) 1983-02-04 1984-02-03 Gerador de pulsos pwm

Country Status (5)

Country Link
US (1) US4628475A (pt)
JP (1) JPH0667205B2 (pt)
KR (1) KR920000835B1 (pt)
BR (1) BR8400484A (pt)
DE (1) DE3403802A1 (pt)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0628520B2 (ja) * 1984-03-21 1994-04-13 株式会社日立製作所 Ｐｗｍパルス発生装置
DE3782613T2 (de) * 1986-11-14 1993-03-25 Toshiba Kawasaki Kk Hilfsantriebsgeraet fuer eine turbine.
JPH07118956B2 (ja) * 1987-02-17 1995-12-18 株式会社明電舎 ベクトル制御装置
US5123080A (en) * 1987-03-20 1992-06-16 Ranco Incorporated Of Delaware Compressor drive system
DE3812314C2 (de) * 1987-04-13 1994-05-11 Hitachi Ltd Steuerverfahren für einen Asynchronmotor
JPH01152928A (ja) * 1987-12-09 1989-06-15 Toshiba Corp 電力変換装置の制御装置
US4904919A (en) * 1988-06-21 1990-02-27 Allen-Bradley Company, Inc. Dual mode control of a PWM motor drive for current limiting
JPH0785524B2 (ja) * 1988-12-28 1995-09-13 パイオニア株式会社 パルス幅変調増幅回路
FR2644307A1 (fr) * 1989-03-13 1990-09-14 Renault Systeme de commande en couple d'un moteur asynchrone
US4987358A (en) * 1989-04-21 1991-01-22 Branam Timothy R Electronic torque switch
JPH03139192A (ja) * 1989-10-23 1991-06-13 Mitsubishi Electric Corp 電動機制御装置
US5032771A (en) * 1990-08-09 1991-07-16 Allen-Bradley Company, Inc. Slip control based on sensing voltage fed to an induction motor
US5126642A (en) * 1991-01-31 1992-06-30 Ranco Incorporated Of Delaware Variable speed motor control
DE4111226A1 (de) * 1991-04-08 1992-10-15 Asea Brown Boveri Verfahren zur steuerung elektrischer ventile eines stromrichters
US5156005A (en) * 1991-05-24 1992-10-20 Sunpower, Inc. Control of stirling cooler displacement by pulse width modulation of drive motor voltage
DE4335857A1 (de) * 1993-10-21 1995-04-27 Abb Management Ag Stromrichterschaltungsanordnung und Verfahren zur Ansteuerung derselben
US5844397A (en) * 1994-04-29 1998-12-01 Reda Pump Downhole pumping system with variable speed pulse width modulated inverter coupled to electrical motor via non-gap transformer
JP3233005B2 (ja) * 1996-03-01 2001-11-26 株式会社日立製作所 Ｐｗｍ制御装置
US5909098A (en) * 1996-05-02 1999-06-01 Reda Pump Downhole pumping system with variable speed pulse-width modulated inverter coupled to electrical motor via non-gap transformer
US5959430A (en) * 1997-03-07 1999-09-28 Kabushiki Kaisha Toshiba Power conversion system
JP4576739B2 (ja) * 2001-04-02 2010-11-10 パナソニック電工株式会社 ポンプ用モータ駆動制御装置
JP3660638B2 (ja) * 2002-03-27 2005-06-15 株式会社東芝 クロック抽出回路
US7049771B2 (en) * 2004-01-27 2006-05-23 Nippon Yusoki Co., Ltd. Multi-phase carrier signal generator and multi-phase carrier signal generation method
US7049778B2 (en) * 2004-02-09 2006-05-23 Nippon Yusoki Co., Ltd. Inverter control apparatus and inverter control method
US6985018B2 (en) * 2004-03-29 2006-01-10 Bei Sensors & Systems Company, Inc. Programmable, multi-turn, pulse width modulation circuit for a non-contact angular position sensor
US8355465B2 (en) * 2004-11-10 2013-01-15 Sige Semiconductor (Europe) Limited Driver circuit for driving a power amplifier
CN1848683B (zh) * 2005-04-15 2010-05-05 鸿富锦精密工业（深圳）有限公司 三角波发生器及包含它的脉宽调制信号发生电路
TWI404324B (zh) * 2008-05-15 2013-08-01 Delta Electronics Inc 馬達控制裝置及其控制方法
JP5446627B2 (ja) * 2009-09-08 2014-03-19 株式会社安川電機 エレベータの制御装置及びその制御方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3509445A (en) * 1967-01-16 1970-04-28 Lear Siegler Inc Pulse width modulated power amplifier
DE1941312B2 (de) * 1969-08-14 1972-11-23 Siemens AG, 1000 Berlin u. 8000 München Verfahren und einrichtung zur steuerung von asynchronmaschinen
US3824437A (en) * 1969-08-14 1974-07-16 Siemens Ag Method for controlling asynchronous machines
JPS5111125A (en) 1974-07-19 1976-01-29 Yaskawa Denki Seisakusho Kk Judokino seigyosochi
US4047083A (en) * 1976-03-08 1977-09-06 General Electric Company Adjustable speed A-C motor drive with smooth transition between operational modes and with reduced harmonic distortion
NL7604119A (nl) * 1976-04-20 1976-12-31 Philips Nv Schakeling voor het opwekken van een in impuls- breedte gemoduleerd signaal.
US4099109A (en) * 1976-10-01 1978-07-04 Westinghouse Electric Corp. Digital apparatus for synthesizing pulse width modulated waveforms and digital pulse width modulated control system
US4140980A (en) * 1978-02-24 1979-02-20 Rockwell International Corporation Compensation circuit for trailing edge distortion of pulse-width modulated signal
NL7805232A (nl) * 1978-05-16 1979-11-20 Philips Nv Werkwijze voor het reduceren van interferentiekomponenten in een frequentiegemoduleerd signaal en inrichting voor het uitvoeren van deze werkwijze.
JPS56101379A (en) * 1980-01-11 1981-08-13 Hitachi Ltd Controlling method and apparatus for pulse width modulating inverter
JPS5833998A (ja) * 1981-08-21 1983-02-28 Hitachi Ltd パルス幅変調インバ−タによる誘導電動機の制御方式
US4382275A (en) * 1981-12-07 1983-05-03 Sundstrand Corporation PWM Inverter circuit
JPS58103875A (ja) * 1981-12-15 1983-06-21 Hitachi Ltd パルス幅変調インバータの出力電圧制御装置
US4524335A (en) * 1982-03-13 1985-06-18 Nippon Gakki Seizo Kabushiki Kaisha Pulse-width modulation circuit with carrier signal frequency control
JPH01112576A (ja) * 1987-10-26 1989-05-01 Mitsubishi Electric Corp 光学式情報記録再生装置

Also Published As

Publication number Publication date
JPS59144396A (ja) 1984-08-18
DE3403802C2 (pt) 1992-04-09
JPH0667205B2 (ja) 1994-08-24
KR920000835B1 (ko) 1992-01-30
KR840008089A (ko) 1984-12-12
DE3403802A1 (de) 1984-08-16
US4628475A (en) 1986-12-09

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 03/02/99