KR960012686A - Sensorless motor starting method and device - Google Patents

Sensorless motor starting method and device Download PDF

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Publication number
KR960012686A
KR960012686A KR1019940023244A KR19940023244A KR960012686A KR 960012686 A KR960012686 A KR 960012686A KR 1019940023244 A KR1019940023244 A KR 1019940023244A KR 19940023244 A KR19940023244 A KR 19940023244A KR 960012686 A KR960012686 A KR 960012686A
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KR
South Korea
Prior art keywords
motor
pulse
pulse signals
detection signal
starting
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Application number
KR1019940023244A
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Korean (ko)
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KR0164778B1 (en
Inventor
이동진
Original Assignee
김광호
삼성전자 주식회사
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Priority to KR1019940023244A priority Critical patent/KR0164778B1/en
Publication of KR960012686A publication Critical patent/KR960012686A/en
Application granted granted Critical
Publication of KR0164778B1 publication Critical patent/KR0164778B1/en

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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
    • H02P6/00—Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
    • H02P6/20—Arrangements for starting
    • 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)

Abstract

1. 청구범위에 기재된 발명이 속한 기술분야; 센서레스 모터의 제어분야이다.1. the technical field to which the invention described in the claims belongs; It is the control field of sensorless motor.

2. 발명이 해결하려고 하는 기술적 과제; 모터의 초기기동을 안정하게 하고 최적으로 제어하는 방법을 제공하는 것이다.2. The technical problem to be solved by the invention; It is to provide a method to stabilize and optimally control the initial startup of the motor.

3. 발명의 해결방법의 요지; 모터내에서 구동코일에 감싸여진 고정전기자에 로터마그네트의 해당 자극위치가 대향되도록 하기 위해 소정 갯수의 상에 따르는 펄스 신호들을 일정하게 인가하고 상기 모터가 최대의 토크를 받을 수 있게 상기 펄스 신호들을 소정 단계별 시간 감소적으로 인가하고 상기 구동코일을 공통접속단으로 부터 제공된 센터신호와 상기펄스 신호들이 전류 증폭된 신호들을 각기 비교하여 상기 모터의 회전에 따른 펄스파형에 대한 엣지 검출신호에 생성하고 그 생성된 검출 신호를 기준으로 상기 모타의 정상적인 구동에 제어하는 것을 특징으로 한다.3. Summary of the Solution of the Invention; In order to face the corresponding magnetic pole position of the rotor magnet to the fixed armature wrapped in the drive coil in the motor, the pulse signals are continuously applied to a predetermined number of phases, and the pulse signals are set so that the motor can receive the maximum torque. Applying stepwise time-reduced and comparing the drive coil with the center signal provided from the common connection and the current signal amplified by the pulse signals are generated in the edge detection signal for the pulse waveform according to the rotation of the motor and the generation And controlling the normal driving of the motor based on the detected detection signal.

4. 발명의 중요한 용도; 광 디스크 시스템의 스핀들 모터 제어에 사용할 수 있다.4. Significant use of the invention; It can be used to control spindle motors in optical disc systems.

Description

센서레스 모터의 기동 방법 및 그 장치Sensorless motor starting method and device

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 종래의 센서레스 모터의 기동 루틴을 보여주는 플로우차트,1 is a flowchart showing a startup routine of a conventional sensorless motor,

제2도는 본 발명에 따른 센서레스 모터의 기동 루틴을 나타내는 플로우차트,2 is a flowchart showing a start routine of a sensorless motor according to the present invention;

제4도는 본 발명의 센서레스 모터의 기동장치를 보여주는 블럭도.4 is a block diagram showing a starting device of a sensorless motor of the present invention.

Claims (4)

센서레스 모터의 기동방법에 있어서, 상기 모터의 상을 인식하기 위해 초기위상을 선정해서 인가하고 기동에 필요한 최대 토크를 상기 모터에 가하기 위해 엣지 검출신호에 따르는 기동 펄스를 단계별로 인가하는 것을 특징으로 하는 방법.A method of starting a sensorless motor, characterized in that the initial phase is selected and applied to recognize the phase of the motor, and a start pulse according to an edge detection signal is applied step by step to apply the maximum torque required for starting to the motor. How to. 제1항에 있어서, 상기 기동펄스의 인가는 기동펄스 스텝별로 시 가변의 주기로 생성하여 초기 기동토크를 조절하는 것을 특징으로 하는 방법.The method of claim 1, wherein the application of the starting pulse is performed at a time-variable period for each starting pulse step to adjust the initial starting torque. 센서레스 모터의 제어방법에 있어서, 모터내에서 구동코일에 감싸여진 고정전기자에 로터 마그네트의 해당 자극위치가 대향되도록 하기 위해 소정 갯수의 상에 따르는 펄스신호들을 일정하게 인가하는 단계와 상기 모터가 최대의 토크를 받을 수 있게 상기 펄스신호들을 소정단계별 시간 감소적으로 인가하는 단계와 상기구동코일의 공통접속단으로 부터 제공되는 센터신호와 상기 펄스신호들이 전류 증폭된 신호들을 각기 비교하여 상기 모터의 회전에 따른 펄스파형에 대한 엣지 검출신호를 생성하고 그 생성된 검출신호를 기준으로 상기 모터의 정상적인 구동을 제어하는 단계를 가짐을 특징으로 하는 방법.A method of controlling a sensorless motor, the method comprising: constantly applying pulse signals following a predetermined number of phases so that a corresponding magnetic pole position of a rotor magnet is opposed to a fixed armature wrapped in a drive coil in the motor and the motor is at a maximum; Applying the pulse signals in a predetermined time-decreasing manner to receive torque of the motor, and comparing the center signal provided from the common connection terminal of the driving coil with the signals amplified by the pulse signals, respectively, to rotate the motor. And generating an edge detection signal for the pulse waveform and controlling the normal driving of the motor based on the generated detection signal. 센세레스 모터의 제어방법에 있어서; 상기 모터내의 구동코일에 감싸여진 고정 전기자에 로터 마그네트의 해당 자극위치가 대향되도록 하기 위해 소정 갯수의 상에 따르는 펄스신호들을 일정하게 인가하는 수단과; 상기 모터가 최대의 토크를 받을 수 있게 상기 펄스신호들을 소정 단계별 시간 감소적으로 인가하는 수단과; 상기 구동코일의 공통접속단으로 부터 제공되는 센터신호와 상기 펄스신호들이 전류 증폭된 신호들을 각기 비교하여 상기 모터의 회전에 따른 펄스파형에 대한 엣지검출신호를 생성하는 수단과; 상기 생성된 검출신호를 기준으로 상기 모타의 정상적인 구동을 제어하는 수단을 포함하는 것을 특징으로 하는 장치.In the control method of the sensing motor; Means for constantly applying pulse signals conforming to a predetermined number of phases so that a corresponding magnetic pole position of the rotor magnet is opposed to a fixed armature wrapped in a drive coil in the motor; Means for applying the pulse signals decrementally in predetermined steps so that the motor can receive the maximum torque; Means for generating an edge detection signal for the pulse waveform according to the rotation of the motor by comparing the center signal provided from the common connection terminal of the driving coil with the signals amplified by the current of the pulse signals; And means for controlling the normal driving of the motor based on the generated detection signal. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940023244A 1994-09-14 1994-09-14 A starting method and its apparatus of a sensorless motor KR0164778B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019940023244A KR0164778B1 (en) 1994-09-14 1994-09-14 A starting method and its apparatus of a sensorless motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940023244A KR0164778B1 (en) 1994-09-14 1994-09-14 A starting method and its apparatus of a sensorless motor

Publications (2)

Publication Number Publication Date
KR960012686A true KR960012686A (en) 1996-04-20
KR0164778B1 KR0164778B1 (en) 1999-04-15

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KR0164778B1 (en) 1999-04-15

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