KR930026649U - Induction motor speed control device - Google Patents

Induction motor speed control device

Info

Publication number
KR930026649U
KR930026649U KR2019920009145U KR920009145U KR930026649U KR 930026649 U KR930026649 U KR 930026649U KR 2019920009145 U KR2019920009145 U KR 2019920009145U KR 920009145 U KR920009145 U KR 920009145U KR 930026649 U KR930026649 U KR 930026649U
Authority
KR
South Korea
Prior art keywords
control device
speed control
motor speed
induction motor
induction
Prior art date
Application number
KR2019920009145U
Other languages
Korean (ko)
Other versions
KR0123121Y1 (en
Inventor
장남익
Original Assignee
삼성전자주식회사
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 삼성전자주식회사 filed Critical 삼성전자주식회사
Priority to KR2019920009145U priority Critical patent/KR0123121Y1/en
Publication of KR930026649U publication Critical patent/KR930026649U/en
Application granted granted Critical
Publication of KR0123121Y1 publication Critical patent/KR0123121Y1/en

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
    • 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
    • H02P13/00—Arrangements for controlling transformers, reactors or choke coils, for the purpose of obtaining a desired output
    • H02P13/06—Arrangements for controlling transformers, reactors or choke coils, for the purpose of obtaining a desired output by tap-changing; by rearranging interconnections of windings
    • 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
    • H02P2207/00—Indexing scheme relating to controlling arrangements characterised by the type of motor
    • H02P2207/01—Asynchronous machines
    • 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
    • H02P2209/00—Indexing scheme relating to controlling arrangements characterised by the waveform of the supplied voltage or current
    • H02P2209/09—PWM with fixed limited number of pulses per period
    • 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
    • Y10S388/912—Pulse or frequency counter

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Ac Motors In General (AREA)
KR2019920009145U 1992-05-26 1992-05-26 Speed control apparatus of an induction motor KR0123121Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019920009145U KR0123121Y1 (en) 1992-05-26 1992-05-26 Speed control apparatus of an induction motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019920009145U KR0123121Y1 (en) 1992-05-26 1992-05-26 Speed control apparatus of an induction motor

Publications (2)

Publication Number Publication Date
KR930026649U true KR930026649U (en) 1993-12-28
KR0123121Y1 KR0123121Y1 (en) 1998-12-15

Family

ID=19333761

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019920009145U KR0123121Y1 (en) 1992-05-26 1992-05-26 Speed control apparatus of an induction motor

Country Status (1)

Country Link
KR (1) KR0123121Y1 (en)

Also Published As

Publication number Publication date
KR0123121Y1 (en) 1998-12-15

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Legal Events

Date Code Title Description
A201 Request for examination
N231 Notification of change of applicant
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 20070404

Year of fee payment: 10

EXPY Expiration of term