IT8049231A0 - Perfezionamento nei sistemi di con trollo della velocita' di motori elettrici - Google Patents

Perfezionamento nei sistemi di con trollo della velocita' di motori elettrici

Info

Publication number
IT8049231A0
IT8049231A0 IT8049231A IT4923180A IT8049231A0 IT 8049231 A0 IT8049231 A0 IT 8049231A0 IT 8049231 A IT8049231 A IT 8049231A IT 4923180 A IT4923180 A IT 4923180A IT 8049231 A0 IT8049231 A0 IT 8049231A0
Authority
IT
Italy
Prior art keywords
improvement
electric motor
speed control
control systems
motor speed
Prior art date
Application number
IT8049231A
Other languages
English (en)
Other versions
IT1129025B (it
Inventor
Ryuichiro Iwai
Original Assignee
Matsushita Electric Ind Co 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
Priority claimed from JP8953079A external-priority patent/JPS5615182A/ja
Priority claimed from JP13747379A external-priority patent/JPS5662086A/ja
Application filed by Matsushita Electric Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Publication of IT8049231A0 publication Critical patent/IT8049231A0/it
Application granted granted Critical
Publication of IT1129025B publication Critical patent/IT1129025B/it

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
    • H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
    • H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
    • H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power
    • H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
    • H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
    • H02P7/285—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only
    • H02P7/292—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using static converters, e.g. AC to DC
    • H02P7/293—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using static converters, e.g. AC to DC using phase control
    • 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
    • Y10S388/90—Specific system operational feature
    • Y10S388/903—Protective, e.g. voltage or current limit
    • 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
    • Y10S388/915—Sawtooth or ramp waveform generator
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Direct Current Motors (AREA)
  • Control Of Eletrric Generators (AREA)
IT49231/80A 1979-07-13 1980-07-11 Perfezionamento nei sistemi di controllo della velocita' di motori elettrici IT1129025B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8953079A JPS5615182A (en) 1979-07-13 1979-07-13 Speed control circuit for motor
JP13747379A JPS5662086A (en) 1979-10-23 1979-10-23 Controlling circuit for speed of direct current motor

Publications (2)

Publication Number Publication Date
IT8049231A0 true IT8049231A0 (it) 1980-07-11
IT1129025B IT1129025B (it) 1986-06-04

Family

ID=26430950

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49231/80A IT1129025B (it) 1979-07-13 1980-07-11 Perfezionamento nei sistemi di controllo della velocita' di motori elettrici

Country Status (4)

Country Link
US (1) US4303874A (it)
DE (1) DE3025995C2 (it)
IT (1) IT1129025B (it)
YU (1) YU179680A (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4387325A (en) * 1981-04-15 1983-06-07 Invacare Corporation Electric wheelchair with speed control circuit
US4634941A (en) * 1981-04-15 1987-01-06 Invacare Corporation Electric wheelchair with improved control circuit
ZA847740B (en) * 1983-10-12 1985-05-29 Byrne & Davidson Ind Ltd Obstruction detection means
DE3445135C2 (de) * 1984-12-11 1986-12-04 Elektronik-Geräte GmbH, 7600 Offenburg Schaltungsanordnung zur gleichrichterlosen, thyristorgesteuerten Drehzahlregelung eines Kleinspannungs-Gleichstrommotors für den Betrieb an Wechselspannung
US4748389A (en) * 1985-02-18 1988-05-31 Matsushita Electric Industrial Co., Ltd. Motor speed control apparatus
US5268623A (en) * 1985-03-05 1993-12-07 Papst Licensing Gmbh D.c. motor with a current-limiting arrangement
US4905300A (en) * 1987-05-21 1990-02-27 Black & Decker Inc. Motor control and power systems and methods of operation thereof
FR2642583B1 (fr) * 1989-01-27 1991-04-12 Thomson Csf Procede et circuit d'asservissement de la vitesse d'un moteur a courant continu a la tension de commande du moteur
US5664048A (en) * 1990-11-14 1997-09-02 Abbott Laboratories Speed control circuit for a DC motor
US5270624A (en) * 1992-05-28 1993-12-14 Lautzenhiser John L Apparatus and method for enhancing torque of power wheelchair
US5406468A (en) * 1993-09-02 1995-04-11 Motorola, Inc. Method for minimizing output transient responses in a power supply
US20070080656A1 (en) * 2005-10-11 2007-04-12 Sunrise Medical Hhg Inc. Wheelchair with motor speed and torque control

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1077760B (de) * 1955-04-27 1960-03-17 Licentia Gmbh Anordnung zur Begrenzung der von Tachomaschinen erzeugten Rueckfuehrungsspannung bei Regeleinrichtungen
US3373331A (en) * 1965-02-23 1968-03-12 Power Engineering Inc D.c. motor control circuit
US3488756A (en) * 1967-01-09 1970-01-06 Potter Instrument Co Inc Speed control system for a low inertia d.c. motor
US3621355A (en) * 1970-03-30 1971-11-16 Gen Electric Double half wave motor control
US3697844A (en) * 1970-07-28 1972-10-10 Gen Electric Full wave dc motor control
US3781620A (en) * 1971-02-01 1973-12-25 Union Carbide Corp Full wave governor control system
DE2131864A1 (de) * 1971-06-26 1972-12-28 Mauthe Gmbh Friedr Schaltungsanordnung zur Drehzahlregelung eines fremderregten Gleichstrommotors,insbesondere eines permanentmagneterregten Gleichstrommotors

Also Published As

Publication number Publication date
DE3025995C2 (de) 1985-02-28
DE3025995A1 (de) 1981-02-12
IT1129025B (it) 1986-06-04
US4303874A (en) 1981-12-01
YU179680A (en) 1983-09-30

Similar Documents

Publication Publication Date Title
GB2039095B (en) Electric motors speed regulation
MX149010A (es) Mejoras en sistema para controlar la velocidad de un motor electrico
GB2042811B (en) Electric motor speed controller
IT8148646A0 (it) Impianto di comando di velocita'per motori sincroni
IT7949163A0 (it) Perfezionamento nei sistemi di motori elettrici a riluttanza variabile
IT8049231A0 (it) Perfezionamento nei sistemi di con trollo della velocita' di motori elettrici
IT1080404B (it) Perfezionamento nei sistemi di controllo di sicurezza della velocita' di automobili
IT8348931A0 (it) Perfezionamento nei controller per motori ad induzione
IL62065A0 (en) Motor speed control system
IT7949162A0 (it) Perfezionamento nei sistemi di motori elettrici a riluttanza variabile
IT1137854B (it) Commutatore per l'impiego in motori elettrici
IT1128935B (it) Sistema regolatore di velocita per motori elettrici ad induzione
GB2041585B (en) Motor control system incorporating speed limiting
MX151949A (es) Mejoras en motor electrico
IT8220218A0 (it) Stabilizzatore elettonico di velocita per motori in corrente continua.
IT8248701A0 (it) Perfezionamento nei dispositivi di regolazione della velocita' di motori di veicoli
IT8121811V0 (it) Dispositivo per la variazione della velocita' nei motori elettrici asincroni.
IT1063680B (it) Perfezionamenti introdotti nei sistemi idraulici regolatori della velocita nei motori
GB2083302B (en) Variable speed electric motor drive system
GB8432610D0 (en) Variable speed motor control system
ZA813797B (en) Motor speed control system
PL115940B2 (en) Electric motor speed control system
IT1110242B (it) Perfezionamenti nei o relativi ai motori elettrici
IT8221837V0 (it) Dispositivo per la variazione della velocita' nei motori asincroni.
JPS52129914A (en) Ac motor speed controlling system

Legal Events

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

Effective date: 19970730