KR900019329A - Driving circuit of 3-phase brushless DC motor - Google Patents

Driving circuit of 3-phase brushless DC motor Download PDF

Info

Publication number
KR900019329A
KR900019329A KR1019890006848A KR890006848A KR900019329A KR 900019329 A KR900019329 A KR 900019329A KR 1019890006848 A KR1019890006848 A KR 1019890006848A KR 890006848 A KR890006848 A KR 890006848A KR 900019329 A KR900019329 A KR 900019329A
Authority
KR
South Korea
Prior art keywords
signal
phase switching
phase
switching signal
section
Prior art date
Application number
KR1019890006848A
Other languages
Korean (ko)
Inventor
강대륜
Original Assignee
서주인
삼성전기 주식회사
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 서주인, 삼성전기 주식회사 filed Critical 서주인
Priority to KR1019890006848A priority Critical patent/KR900019329A/en
Publication of KR900019329A publication Critical patent/KR900019329A/en

Links

Landscapes

  • Control Of Motors That Do Not Use Commutators (AREA)

Abstract

내용 없음No content

Description

3상 브러시리스 직류모터의 구동회로Driving circuit of 3-phase brushless DC motor

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 블록회로도, 제2도는 본 발명의 구동회로 일실시예.1 is a block circuit diagram of the present invention, Figure 2 is a drive circuit of the present invention one embodiment.

Claims (4)

직류모터의 구동회로에 있어서, 상기 555타이머(7)와 저항소자 및 콘덴서 소자로 구성되는 타이머회로부(40)와, 상기 스위치(SW1)와 전압 및 주파수 콘버터(V/FC) 회로(8)의 출력을 입력하는 기동용 3상 절환신호 발생부(9)로 구성되는 자기기동 회로부(20)와, 상기 3상 고정자 코일(2)과 회전자 마그네트(3)를 포함하는 기구물구조부(60)와, 상기 기구물 구조부(60)의 3상 신호가 입력되는 파형정형 및 비교기 회로부(11)로 구성된 필터(70)와 상기 필터(70)의 신호가 입력된 역기전력을 이용한 3상 절환신호 발생부(10)로 구성된 3상 절환신호 발생회로부(50)와, 상기 필터(70)의 신호가 입력된 역기전력을 이용한 3상 절환신호 발생부(10)로 구성된 3상 절환신호발생회로부(50)와, 상기 자기기동회로부(20)의 출력신호(Sn, Sv, Sw)와 3상 절환신호 발생회로부(50)의 출력신호(EMF-u, EMF-v, EMF-w)와 타이머회로부(40)의 출력신호가 스위칭 선택되는 신호 선택 회로부(30)와, 상기 신호선택 회로부(30)에서 선택된 3상 신호가 앰프(5)에서 증폭되어 상 절환스위칭로직(4)과 트랜지스터 인버터(1)에서 구성되는 모터구동부(80)와;로 구성되는 3상 브러시리스 D.C모터의 구동회로.In the drive circuit of the DC motor, the timer circuit portion 40 composed of the 555 timer 7, a resistance element and a condenser element, the switch SW1 and the voltage and frequency converter (V / FC) circuit 8 A magnetic starting circuit section 20 composed of a starting three-phase switching signal generating section 9 for inputting an output, a mechanical structure section 60 including the three-phase stator coils 2 and a rotor magnet 3; A three-phase switching signal generator 10 using a filter 70 including a waveform shaping and comparator circuit 11 into which a three-phase signal of the structure structure unit 60 is input and a counter electromotive force into which the signal of the filter 70 is input A three-phase switching signal generation circuit section 50 consisting of a three-phase switching signal generation section 50 consisting of a three-phase switching signal generation section 10 using a back EMF input signal of the filter 70, and Output signals (Sn, Sv, Sw) of the magnetic starting circuit section 20 and output signals (EMF-u, EM of the three-phase switching signal generation circuit section 50) The signal selection circuit section 30 in which the output signals of Fv, EMF-w) and the timer circuit section 40 are switched and the three-phase signal selected by the signal selection circuit section 30 are amplified by the amplifier 5 to switch the phase switching. And a motor driving unit (80) constituted by logic (4) and transistor inverter (1). 제1항에 있어서, 타이머(7)는 트리거신호(7)가 입력되어 오프일때는 "L"신호이고, 온일때는 "H"신호를 노우드로 출력되게 구성시킨 3상 브러시리즈 직류 모터의 구동회로.2. The drive circuit according to claim 1, wherein the timer (7) is a "L" signal when the trigger signal (7) is input and turned off, and a "H" signal when the trigger signal (7) is turned on. in. 제1항에 있어서, 기동용 3상 절환 신호 발생부(9)의 출력신호와 역기전력에 의한 3상 절환 신호 발생부(10)의 출력신호는 3상 절환신호 선택부(6)에 의하여 상호 각각의 상(phase)간에 시간지연을 두어 모터의 회전 동작이 연속적으로 이루게 구성한 3상 브러시리스 직류모터와 구동회로.The output signal of the start-up three-phase switching signal generator 9 and the output signal of the three-phase switching signal generator 10 by the counter electromotive force are respectively mutually controlled by the three-phase switching signal selector 6. Three-phase brushless DC motor and drive circuit configured to continuously rotate the motor by delaying time between phases. 제1항에 있어서, 전압 및 주파수 콘버터회로(8)는 스위치(SW1)가 온일 때 신호입력단(b)인 신호파형이 구형파 상절환 신호발생 시점에서 콘덴서가 충전을 시작하며 일정한 시간후에 충전이 완료되어, 이 출력이 클록신호로 출력단(c)으로 출력되게 구성시킨 3상 브러시리스 직류모터의 구동회로.The voltage and frequency converter circuit (8) is characterized in that the capacitor starts charging when the signal waveform of the signal input terminal (b) when the switch SW1 is turned on when the square wave phase switching signal is generated, and the charging is completed after a certain time. And a three-phase brushless DC motor configured to output this output to the output terminal c as a clock signal. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890006848A 1989-05-20 1989-05-20 Driving circuit of 3-phase brushless DC motor KR900019329A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019890006848A KR900019329A (en) 1989-05-20 1989-05-20 Driving circuit of 3-phase brushless DC motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890006848A KR900019329A (en) 1989-05-20 1989-05-20 Driving circuit of 3-phase brushless DC motor

Publications (1)

Publication Number Publication Date
KR900019329A true KR900019329A (en) 1990-12-24

Family

ID=67840844

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890006848A KR900019329A (en) 1989-05-20 1989-05-20 Driving circuit of 3-phase brushless DC motor

Country Status (1)

Country Link
KR (1) KR900019329A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100383637B1 (en) * 1995-08-26 2003-07-18 삼성전자주식회사 Snubber circuit of disk drive

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100383637B1 (en) * 1995-08-26 2003-07-18 삼성전자주식회사 Snubber circuit of disk drive

Similar Documents

Publication Publication Date Title
EP0210047A3 (en) Motor control and operation
KR100288770B1 (en) Rectifier Circuit for Sensorless Three-Phase Bieldi Motors
JPH01234090A (en) Start rotation control method for dc brushless motor
CA2159781A1 (en) Apparatus for Starting a Switched Reluctance Motor
KR100210080B1 (en) Speed control apparatus of a switched reluctance motor
JPH01107680A (en) Driver circuit for oscillatory wave motor
KR900019329A (en) Driving circuit of 3-phase brushless DC motor
JP3015588B2 (en) Current generation circuit for commutatorless motor
JP3578698B2 (en) Brushless DC motor drive
JP3236318B2 (en) Operation control device for DC motor
JP2653586B2 (en) Brushless DC motor
SU292588A1 (en) Contactless DC motor
RU93039140A (en) DEVICE FOR REGULATING THE ROTATION FREQUENCY OF AN ASYNCHRONOUS MOTOR
SU1580517A1 (en) Multimotor electric drive
SU1746483A1 (en) Device for control over motor with variable reactance
KR0116880Y1 (en) A puise driving circuit of polyphase motor
JPH03235691A (en) Controller for dc brushless motor
CA2151067A1 (en) Current Decay Control in Switched Reluctance Motor
SU1695483A1 (en) Asynchronous electric drive
JPS61214794A (en) Variable speed motor
SU1690158A1 (en) Multimotor ac electric drive
SU1657419A1 (en) Electric traction drive of transport vehicle
JP2551834B2 (en) Brushless motor rotation control method
RU96123029A (en) DC ELECTRIC MOTOR CONTROL DEVICE
SU1140215A1 (en) Synchronous d.c.drive

Legal Events

Date Code Title Description
WITN Withdrawal due to no request for examination