KR950006111A - Motor drive control method of washing machine - Google Patents

Motor drive control method of washing machine Download PDF

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Publication number
KR950006111A
KR950006111A KR1019930017151A KR930017151A KR950006111A KR 950006111 A KR950006111 A KR 950006111A KR 1019930017151 A KR1019930017151 A KR 1019930017151A KR 930017151 A KR930017151 A KR 930017151A KR 950006111 A KR950006111 A KR 950006111A
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South Korea
Prior art keywords
motor
rotation speed
control time
control method
rotational speed
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KR1019930017151A
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Korean (ko)
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KR0168091B1 (en
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장도식
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김광호
삼성전자 주식회사
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Priority to KR1019930017151A priority Critical patent/KR0168091B1/en
Publication of KR950006111A publication Critical patent/KR950006111A/en
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Publication of KR0168091B1 publication Critical patent/KR0168091B1/en

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Abstract

본 발명은 전자동 세탁기의 모터에 인가되는 전원전압내지는 세탁물의 무게에 상관없이 모터의 회전수를 일정하게 유지시키고 소음을 줄여서 세탁을 행할 수 있는 세탁기의 모터 구동제어방법에 관한것으로써 초기에 모터를 일정시간 구동시킨 후 오프시킨 상태에서 관성에 의한 구동회전수를 감지하고, 모터제어용 전압폭 제어시간(Tx)을 설정하는 제1스텝과, 세탁운전명령에 따라 모터의 구동을 온·오프 반복시키면서 전류를 검출하고, 모터의 회전수를 검출하는 제2스텝과, 검출된 회전수와 설정된 최적회전수와 비교결과에 따라 상기 전압폭 제어시간(Tx)을 가변시키면서 모터를 구동하는 제3스텝으로 이루어진 것을 특징으로 하는 세탁기의 모터구동제어방법으로 이루어진 것을 특징으로 한다.The present invention relates to a motor drive control method of a washing machine that can perform washing by keeping the number of revolutions of the motor constant and reducing the noise regardless of the weight of the laundry applied to the motor of the automatic washing machine. After driving for a predetermined time, the first step of detecting the drive rotational speed by inertia in the state of turning off, and setting the voltage control time Tx for motor control, and repeating the driving of the motor according to the washing operation command, the current And a second step of detecting the rotational speed of the motor, and a third step of driving the motor while varying the voltage width control time Tx according to the detected rotational speed and the set optimum rotational speed and the comparison result. Characterized in that the motor drive control method of the washing machine characterized in that the.

Description

세탁기의 모터구동제어방법Motor drive control method of washing machine

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

제1도는 본 발명의 일실시예에 있어서 전자동세탁기의 종단면도,1 is a longitudinal sectional view of a fully automatic washing machine in one embodiment of the present invention,

제2도는 본 발명의 일실시예에 있어서 세탁기의 제어회로의 구성도,2 is a block diagram of a control circuit of a washing machine in an embodiment of the present invention,

제3도는 본 발명의 일실시예에 있어서 세탁기의 모터 구동제어방법을 설명하기 위한 플로우챠트,3 is a flowchart illustrating a motor driving control method of a washing machine according to an embodiment of the present invention;

제4도는 종래 및 본 발명에 적용되는 모터의 전류파형도로써, (a)파형발생수단에서의 120Hz 펄스파형도이고, (b)도는 전원전압파형도이고, (c)모터구동제어 신호파형도이고, (d)도는 본발명에 적용되는 모터의 전류 파형도,4 is a current waveform diagram of a motor applied to the prior art and the present invention, (a) a 120 Hz pulse waveform diagram in the waveform generating means, (b) is a power voltage waveform diagram, and (c) a motor drive control signal waveform diagram. (D) is a current waveform diagram of a motor applied to the present invention,

제5도는 본 발명과 종래예에 적용되는 모터의 동작전류를 비교한 소비전력의 절감률을 설명하기 위한 파형도로써, (a)종래 및 본 발명의 전류파형도이고, (b)모터구동제어 신호파형도이고, (c)파형발생수단에서의 120Hz의 펄스파형도.5 is a waveform diagram for explaining the reduction rate of power consumption comparing the operating current of a motor applied to the present invention and the conventional example, (a) the current waveform diagram of the conventional and the present invention, (b) motor drive control Signal waveform, (c) pulse waveform of 120 Hz in the waveform generating means.

Claims (7)

초기에 모터를 일정시간 구동시킨 후 오프시킨 상태에서 관성에 의한 구동회전수를 감지하고, 모터제어용 전압폭 제어시간(Tx)을 설정하는 제1스템과, 세탁운전명령에 따라 모터의 구동을 온·오프 반복시키면서 전류를 검출하고, 모터의 회전수를 검출하는 제2스텝과, 검출된 회전수와 설정된 최적회전수와의 비교결과에 따라 상기 전압폭 제어시간(Tx)을 가변시키면서 모터를 구동하는 제3스텝으로 이루어진 것을 특징으로 하는 세탁기의 모터 구동제어방법.Initially, after driving the motor for a certain period of time, the drive rotation speed is detected by inertia, and the first system for setting the motor control voltage width control time (Tx) is turned on and the motor is driven according to the washing operation command. The motor is driven while varying the voltage width control time Tx according to a result of comparing the detected rotational speed with the set optimal rotational speed and the second step of detecting current while repeating off and detecting the rotational speed of the motor. The motor drive control method of the washing machine characterized in that the third step. 제1항에 있어서, 상기 전압폭 제어시간(Tx)은 투입된 세탁물을 예정된 회전수로 회전시키는 전압인 것을 특징으로 하는 세탁기의 모터구동제어방법.The method of claim 1, wherein the voltage width control time (Tx) is a voltage for rotating the laundry to a predetermined number of revolutions. 제1항에 있어서, 상기 모터의 회전수는 모터에 인가되는 전압을 오프시킨 상태에서 감지되는 것을 특징으로 하는 세탁기의 모터구동제어방법.The method of claim 1, wherein the rotation speed of the motor is sensed in a state in which a voltage applied to the motor is turned off. 제1항에 있어서, 상기 검출된 회전수가 설정된 회전수보다 많을 경우에는 모터가 설정된 회전수로 회전하도록 전압폭 제어시간(Tx)을 증가시키는 것을 특징으로 하는 세탁기의 모터구동제어방법.The motor drive control method according to claim 1, wherein the voltage width control time (Tx) is increased so that the motor rotates at the set rotation speed when the detected rotation speed is greater than the set rotation speed. 제1항에 있어서, 상기 검출된 회전수가 설정된 회전수보다 적을 경우에는 모터가 설정된 회전수로 회전하도록 전압폭 제어시간(Tx)을 감소시키는 것을 특징으로 하는 세탁기의 모터구동제어방법.The motor drive control method according to claim 1, wherein the voltage width control time (Tx) is reduced so that the motor rotates at the set rotation speed when the detected rotation speed is less than the set rotation speed. 제1항에 있어서, 상기 전압폭 제어시간(Tx)은 모터의 회전수를 가변시키기 위해서 미세제어시간(T2)에 의해 증감되는 것을 특징으로 하는 세탁기의 모터구동제어방법.2. The motor drive control method according to claim 1, wherein the voltage width control time (Tx) is increased or decreased by a fine control time (T 2 ) in order to change the rotation speed of the motor. 제6항에 있어서, 상기 미세제어시간(T2)은 마이크로컴퓨터에 설정저장되어 있는 것을 특징으로 하는 세탁기의 모터구동제어방법.7. The method of claim 6, wherein the fine control time T 2 is set and stored in a microcomputer. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930017151A 1993-08-31 1993-08-31 Motor diriving control method of a washing machine KR0168091B1 (en)

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KR1019930017151A KR0168091B1 (en) 1993-08-31 1993-08-31 Motor diriving control method of a washing machine

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Application Number Priority Date Filing Date Title
KR1019930017151A KR0168091B1 (en) 1993-08-31 1993-08-31 Motor diriving control method of a washing machine

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KR950006111A true KR950006111A (en) 1995-03-20
KR0168091B1 KR0168091B1 (en) 1999-04-15

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040046079A (en) * 2002-11-26 2004-06-05 엘지전자 주식회사 Method for controlling duty of washing machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040046079A (en) * 2002-11-26 2004-06-05 엘지전자 주식회사 Method for controlling duty of washing machine

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