KR890015022U - Motor speed control circuit - Google Patents

Motor speed control circuit

Info

Publication number
KR890015022U
KR890015022U KR2019870024636U KR870024636U KR890015022U KR 890015022 U KR890015022 U KR 890015022U KR 2019870024636 U KR2019870024636 U KR 2019870024636U KR 870024636 U KR870024636 U KR 870024636U KR 890015022 U KR890015022 U KR 890015022U
Authority
KR
South Korea
Prior art keywords
control circuit
speed control
motor speed
motor
circuit
Prior art date
Application number
KR2019870024636U
Other languages
Korean (ko)
Other versions
KR900009640Y1 (en
Inventor
정동준
Original Assignee
주식회사 금성사
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 주식회사 금성사 filed Critical 주식회사 금성사
Priority to KR2019870024636U priority Critical patent/KR900009640Y1/en
Publication of KR890015022U publication Critical patent/KR890015022U/en
Application granted granted Critical
Publication of KR900009640Y1 publication Critical patent/KR900009640Y1/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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Ac Motors In General (AREA)
KR2019870024636U 1987-12-31 1987-12-31 Arrangement for speed regulation of electric motor KR900009640Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019870024636U KR900009640Y1 (en) 1987-12-31 1987-12-31 Arrangement for speed regulation of electric motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019870024636U KR900009640Y1 (en) 1987-12-31 1987-12-31 Arrangement for speed regulation of electric motor

Publications (2)

Publication Number Publication Date
KR890015022U true KR890015022U (en) 1989-08-11
KR900009640Y1 KR900009640Y1 (en) 1990-10-15

Family

ID=19271371

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870024636U KR900009640Y1 (en) 1987-12-31 1987-12-31 Arrangement for speed regulation of electric motor

Country Status (1)

Country Link
KR (1) KR900009640Y1 (en)

Also Published As

Publication number Publication date
KR900009640Y1 (en) 1990-10-15

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 20020926

Year of fee payment: 13

EXPY Expiration of term