GB1372092A - Speed control systems for electric motors - Google Patents

Speed control systems for electric motors

Info

Publication number
GB1372092A
GB1372092A GB4681471A GB4681471A GB1372092A GB 1372092 A GB1372092 A GB 1372092A GB 4681471 A GB4681471 A GB 4681471A GB 4681471 A GB4681471 A GB 4681471A GB 1372092 A GB1372092 A GB 1372092A
Authority
GB
United Kingdom
Prior art keywords
signal
voltage
whose
rotor
ignition
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB4681471A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telemecanique SA
Original Assignee
La Telemecanique Electrique SA
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 La Telemecanique Electrique SA filed Critical La Telemecanique Electrique SA
Publication of GB1372092A publication Critical patent/GB1372092A/en
Expired legal-status Critical Current

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
    • H02P25/00—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
    • H02P25/16—Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the circuit arrangement or by the kind of wiring
    • H02P25/24—Variable impedance in stator or rotor circuit
    • H02P25/26—Variable impedance in stator or rotor circuit with arrangements for controlling secondary impedance

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Eletrric Generators (AREA)
  • Control Of Ac Motors In General (AREA)
GB4681471A 1970-10-07 1971-10-07 Speed control systems for electric motors Expired GB1372092A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7036219A FR2109216A5 (it) 1970-10-07 1970-10-07

Publications (1)

Publication Number Publication Date
GB1372092A true GB1372092A (en) 1974-10-30

Family

ID=9062418

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4681471A Expired GB1372092A (en) 1970-10-07 1971-10-07 Speed control systems for electric motors

Country Status (13)

Country Link
JP (1) JPS5526678B1 (it)
BE (1) BE773367A (it)
BR (1) BR7106644D0 (it)
CA (1) CA968843A (it)
CH (1) CH545037A (it)
DK (1) DK132146C (it)
ES (1) ES395817A1 (it)
FR (1) FR2109216A5 (it)
GB (1) GB1372092A (it)
IT (1) IT938977B (it)
NL (2) NL171112B (it)
NO (1) NO131527B (it)
SE (1) SE384356B (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8207699B2 (en) 2009-07-08 2012-06-26 Innosave Ltd. Method and apparatus for AC motor control

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2426356A1 (fr) * 1978-05-19 1979-12-14 Kuznetsov Jury Procede de commande d'un moteur asynchrone a rotor bobine et dispositif pour la mise en oeuvre dudit procede
FR2445654A1 (fr) * 1978-12-29 1980-07-25 Telemecanique Electrique Dispositif de commande reglable de l'amorcage de semiconducteurs et son application au reglage fin de la vitesse d'un moteur asynchrone polyphase a rotor bobine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8207699B2 (en) 2009-07-08 2012-06-26 Innosave Ltd. Method and apparatus for AC motor control

Also Published As

Publication number Publication date
DK132146B (da) 1975-10-27
BR7106644D0 (pt) 1973-01-09
IT938977B (it) 1973-02-10
CH545037A (fr) 1973-11-30
NL171112B (nl) 1982-09-01
NL171112C (nl)
CA968843A (en) 1975-06-03
JPS5526678B1 (it) 1980-07-15
DE2150117A1 (de) 1972-04-13
SE384356B (sv) 1976-05-03
NL7113675A (it) 1972-04-11
DE2150117B2 (de) 1976-05-20
DK132146C (da) 1976-03-29
ES395817A1 (es) 1973-11-16
FR2109216A5 (it) 1972-05-26
BE773367A (fr) 1972-01-17
NO131527B (it) 1975-03-03

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee