IT946880B - Sistemi di controllo della veloci ta per motori ad induzione - Google Patents

Sistemi di controllo della veloci ta per motori ad induzione

Info

Publication number
IT946880B
IT946880B IT1975672A IT1975672A IT946880B IT 946880 B IT946880 B IT 946880B IT 1975672 A IT1975672 A IT 1975672A IT 1975672 A IT1975672 A IT 1975672A IT 946880 B IT946880 B IT 946880B
Authority
IT
Italy
Prior art keywords
speed control
control systems
induction motors
motors
induction
Prior art date
Application number
IT1975672A
Other languages
English (en)
Original Assignee
Scragg & Sons
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 Scragg & Sons filed Critical Scragg & Sons
Application granted granted Critical
Publication of IT946880B publication Critical patent/IT946880B/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
    • 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
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
    • H02P23/28—Controlling the motor by varying the switching frequency of switches connected to a DC supply and the motor phases
    • 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
    • H02P27/047—V/F converter, wherein the voltage is controlled proportionally with the frequency

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Ac Motors In General (AREA)
  • Control Of Multiple Motors (AREA)
IT1975672A 1971-01-27 1972-01-24 Sistemi di controllo della veloci ta per motori ad induzione IT946880B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB325171 1971-01-27

Publications (1)

Publication Number Publication Date
IT946880B true IT946880B (it) 1973-05-21

Family

ID=9754812

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1975672A IT946880B (it) 1971-01-27 1972-01-24 Sistemi di controllo della veloci ta per motori ad induzione

Country Status (9)

Country Link
JP (1) JPS5047125A (it)
CA (1) CA934001A (it)
CH (1) CH551105A (it)
DE (1) DE2203487B2 (it)
FR (1) FR2124731A5 (it)
GB (1) GB1338644A (it)
IL (1) IL38533A (it)
IT (1) IT946880B (it)
NL (1) NL7201137A (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2743605C2 (de) * 1977-09-28 1982-03-25 URANIT, Uran-Isotopentrennungs-Gesellschaft mbH, 5170 Jülich Verfahren und Schaltungsanordnung zum Bestimmen der Ummagnetisierungsarbeit des Läufers eines Hysteresemotors
DE3273469D1 (en) * 1982-08-31 1986-10-30 Telemecanique Electrique Method and device for measuring the slip of a motor
FR2546683B1 (fr) * 1983-05-24 1985-07-26 Telemecanique Electrique Procede de regulation de l'alimentation des moteurs electriques et dispositif de mise en oeuvre du procede
CN1833834A (zh) 2005-03-18 2006-09-20 德昌电机股份有限公司 用于理发器的驱动电路
GB2425413A (en) * 2005-04-23 2006-10-25 Johnson Electric Sa Drive circuit for a hair clipper achieving constant speed

Also Published As

Publication number Publication date
JPS5047125A (it) 1975-04-26
DE2203487A1 (de) 1972-12-21
AU3774272A (en) 1973-07-12
FR2124731A5 (it) 1972-09-22
DE2203487B2 (de) 1977-04-14
CA934001A (en) 1973-09-18
IL38533A (en) 1974-11-29
IL38533A0 (en) 1972-03-28
GB1338644A (en) 1973-11-28
NL7201137A (it) 1972-07-31
CH551105A (de) 1974-06-28

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