KR940020052A - Air conditioner and operation control method - Google Patents

Air conditioner and operation control method Download PDF

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Publication number
KR940020052A
KR940020052A KR1019930002585A KR930002585A KR940020052A KR 940020052 A KR940020052 A KR 940020052A KR 1019930002585 A KR1019930002585 A KR 1019930002585A KR 930002585 A KR930002585 A KR 930002585A KR 940020052 A KR940020052 A KR 940020052A
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KR
South Korea
Prior art keywords
indoor
period
person
setting
fan motor
Prior art date
Application number
KR1019930002585A
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Korean (ko)
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KR0125742B1 (en
Inventor
강윤석
Original Assignee
김광호
삼성전자 주식회사
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Priority to KR1019930002585A priority Critical patent/KR0125742B1/en
Publication of KR940020052A publication Critical patent/KR940020052A/en
Application granted granted Critical
Publication of KR0125742B1 publication Critical patent/KR0125742B1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/65—Electronic processing for selecting an operating mode
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/46—Improving electric energy efficiency or saving
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/56—Remote control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • F24F11/755—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity for cyclical variation of air flow rate or air velocity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/20—Humidity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2120/00—Control inputs relating to users or occupants
    • F24F2120/10—Occupancy
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2221/00—Details or features not otherwise provided for
    • F24F2221/02—Details or features not otherwise provided for combined with lighting fixtures

Abstract

본 발명은 냉방/난방/제습 겸용으로 사용되며 분리형인 공기조화기에 관한 것으로 특히, 투광형 사람감지 센서와, 수광형 사람감지센서, 조도감지수단, 실내기측 마이크로컴퓨터, 실외기측 마이크로컴퓨터, 원격제어신호송신수단, 실내팬모터 및 압축기구동회로로 이루어져서 사용자가 학습중 졸 경우 그 조는 것을 감지하여 사용자를 환기시켜줌으로써 사용자의 학습능률 혹은 작업능률을 향상시킬 수 있고, 사용자가 장시간 출타중이거나 수면중일 경우에는 실내기와 실외기 및 조명기구의 동작을 정지하여 에너지를 절약할 수 있는 매우 뛰어난 효과가 있는 공기조화기 및 그 운전제어방법에 관한 것이다.The present invention relates to an air conditioner that is used as a cooling / heating / dehumidifying combination and is a separate type air conditioner. It consists of signal transmission means, indoor fan motor and compressor driving circuit, and it can improve user's learning efficiency or work efficiency by ventilating the user by detecting the sleep when the user is asleep during learning. The present invention relates to an air conditioner having a very excellent effect of saving energy by stopping the operation of an indoor unit and an outdoor unit and a lighting device, and a method of controlling the operation thereof.

Description

공기조화기 및 운전제어방법Air conditioner and operation control method

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

제 1도는 본 발명의 일실시에에 의한 공기조화기의 블록도,1 is a block diagram of an air conditioner according to an embodiment of the present invention,

제 3도는 본 발명의 일실시에에 의한 공기조화기의 운전제어방법의 플로우챠트.3 is a flowchart of an operation control method of an air conditioner according to an embodiment of the present invention.

Claims (10)

키입력부와, 습도센서와, 온도센서와, 실내열교환기온도센서와, 적외선 수신부와, 버저와, 표시부와, 루버제어모터와, 실내팬모터와 실내팬과 제 1 인터페이스수단 및, 제 2 인터페이스수단을 구비한 실내기와 ; 압축기와, 압축기 전류센서와, 실외팬모터와, 실외팬과, 실외열교환기온도센서와, 드라이버와, 상기 드라이버에 의해 밸브의 방향이 각각 제어되느 4웨이밸브 및 2웨이밸브를 구비한 실외기로 이루어진 공기조화기에 있어서 ; 사용자의 조작명령이 입력되는 원격제어신호송신수단과 ; 상기 원격제어신호송신수단으로부터 출력되는 사용자의 조작명령신호를 수신하여 실내기를 제어하는 실내기측 마이크로컴퓨터와 ; 상기 실내기측 마이크로컴퓨터와 신호를 송수신하면서 실외기를 제어하는 실외기측 마이크로컴퓨터와; 실내의 설정영역(A)에 사람이 존재하는가를 감시하는 투광형 사람감시센서 및 수광형 사람감지센서와 ; 상기 투광형 사람감지센서 및 수광형 사람감지센서로부터 출력되는 사람감지신호를 입력받아서 그 감지신호를 상기 실내기측 마이크로컴퓨터로 출력하며, 상기 실내의 설정영역(A)에 사람이 제 2 설정기간(T2)동안 존재하지 않을 경우 상기 실내기측 마이크로컴퓨터로부터 출력되는 조도제어신호를 입력받아서 조도를 약하게 하라는 조도제어신호를 출력하고 상기 실내의 설정영역(A)에 사람이 상기 제 2 설정기간(T2)보다 긴 기간인 제 3 설정기간(T3) 동안 존재하지 않을 경우 상기 실내기측 마이크로 컴퓨터로부터 출력되는 조도제어신호를 입력받아서 조명전원차단신호를 출력하는 사람감지 및 조도제어 마이크로 컴퓨터와 ; 상기 사람감지 및 조도제어 마이크로컴퓨터로부터 출력되는 조도제어신호를 입력받아서 실내의 조도를 제어하는 조도제어수단과 ; 상기 실내의 설정영역(A)에 사람이 상기 제 2 설정기간 (T2)보다 짧은 기간인 제 1 설정기간(T1) 동안 존재하지 않을 경우 상기 실내기측 마이크로컴퓨터로부터 출력되는 구동신호를 입력받아서 상기 실내팬모터를 정상속도보다 빠른속도로 회전시키고, 상기 실내의 설정영역(A)에 사람이 상기 제2설정기간(T2) 동안 존재하지 않을 경우 상기 실내기측 마이크로컴퓨터로부터 출력되는 동작정지신호를 입력받아서 상기 실내팬모터를 동작정지시키는 실내팬모터 구동회로와 ; 상기 실내의 설정영역(A)에 사람이 상기 제 2 설정기간(T2)동안 존재하지 않을 경우 상기 실외기측 마이크로컴퓨터로부터 출력되는 동작정지신호를 입력받아서 상기 압축기 및 상기 실외팬모터를 각각 동작정지시키는 압축기 구동회로 및 실외팬 모터구동회로와 ; 상기 실내의 설정영역(A)에 사람이 상기 제 1 설정기간(T1)동안 존재하지 않을 경우 상기 실내기측 마이크로컴퓨터로부터 출력되는 동작신호를 입력받아서 구동신호를 출력하며 사람이 상기 제 2 설정기간(T2) 동안 존재하지 않을 경우 상기 실내기측 마이크로 컴퓨터로부터 출력되는 동작정지신호를 입력받아서 구동정지신호를 출력하는 구동회로 및 ; 상기 구동회로로부터 출력되는 구동신호를 입력받아서 사람의 기본을 환시키는 향을 발산하고 상기 구동회로로부터 출력되는 구동정지신호를 입력받아서 상기 향의 발산을 중지하는 발향수단으로 이루어진 것을 특징으로 하는 공기조화기.Key input unit, humidity sensor, temperature sensor, indoor heat exchanger temperature sensor, infrared receiver, buzzer, display unit, louver control motor, indoor fan motor, indoor fan, first interface means, second interface An indoor unit provided with means; An outdoor unit having a compressor, a compressor current sensor, an outdoor fan motor, an outdoor fan, an outdoor heat exchanger temperature sensor, a driver, and a four-way valve and a two-way valve whose direction of the valve is controlled by the driver. In the air conditioner which consists of; Remote control signal transmission means for inputting a user's operation command; An indoor unit side microcomputer configured to control an indoor unit by receiving a user's operation command signal output from the remote control signal transmission means; An outdoor unit-side microcomputer for controlling the outdoor unit while transmitting and receiving signals with the indoor unit-side microcomputer; A light transmitting type human monitoring sensor and a light receiving type human detecting sensor for monitoring whether a person exists in the indoor setting area A; Receives a human detection signal output from the light-transmitting person sensor and the light-receiving person detection sensor and outputs the detection signal to the indoor unit-side microcomputer. If it does not exist during T2), the illuminance control signal is inputted to receive the illuminance control signal outputted from the indoor unit side microcomputer to weaken the illuminance, and the human is in the set area A of the room. A person detection and illumination control microcomputer which receives an illumination control signal output from the indoor unit side microcomputer and outputs an illumination power cutoff signal when it does not exist during the third set period T3 which is a longer period; Illuminance control means for controlling the illuminance of the room by receiving an illuminance control signal output from the human detection and illuminance control microcomputer; If a person is not present in the indoor setting area A during the first setting period T1, which is shorter than the second setting period T2, the driving signal output from the indoor unit-side microcomputer is input to the indoor setting area A. When the fan motor is rotated at a speed faster than the normal speed, and a person is not present in the setting area A of the room during the second setting period T2, the operation stop signal output from the indoor unit side microcomputer is received. An indoor fan motor driving circuit for stopping the indoor fan motor; When a person does not exist in the indoor setting area A during the second setting period T2, the compressor and the outdoor fan motor are stopped by receiving an operation stop signal output from the outdoor computer side microcomputer. Compressor drive circuit and outdoor fan motor drive circuit; If a person does not exist in the indoor setting area A during the first setting period T1, a driving signal is output by receiving an operation signal output from the indoor unit side microcomputer, and the person outputs a driving signal. A driving circuit which receives an operation stop signal output from the indoor unit side microcomputer and outputs a driving stop signal when it does not exist during T2); Air conditioning means for receiving the drive signal output from the drive circuit to emit a scent to illuminate the basic of the person and receiving the drive stop signal output from the drive circuit to stop the divergence of the scent group. 제1항에 있어서, 상기 원격제어신호송신수단은; 사용자의 상기 조작명령이 입력되는 키입력부와; 실내온도센서와; 실내습도센서와; 상기 키입력부로부터 출력되는 상기 사용자의 조작명령신호와, 상기 실내온도센서로부터 출력되는 실내온도신호 및, 상기 실내습도센서로부터 출력되는 실내습도신호를 수신하는 원격제어신호송신 마이크로컴퓨터와; 상기 원격제어신호송신 마이크로컴퓨터로부터 출력되는 조작명령신호를 입력받아서 이 조작명령신호를 적외선신호로 변환하여 상기 실내기의 적외선수신부로 출력하는 적외선신호송신회로 및; 상기 원격제어신호송신 마이크로컴퓨터로부터 출력되는 표시신호를 입력받아서 상기 실내 온도센서가 감지한 실내온도와, 상기 실내습도센서가 감지한 실내습도를 표시하는 액정표시부로 이루어진 것을 특징으로 하는 공기조화기.The remote control signal transmission means according to claim 1; A key input unit for inputting the user's operation command; An indoor temperature sensor; An indoor humidity sensor; A remote control signal transmission microcomputer for receiving the user's operation command signal output from the key input unit, an indoor temperature signal output from the indoor temperature sensor, and an indoor humidity signal output from the indoor humidity sensor; An infrared signal transmission circuit for receiving an operation command signal output from the remote control signal transmission microcomputer, converting the operation command signal into an infrared signal, and outputting the operation command signal to an infrared receiver of the indoor unit; And a liquid crystal display unit for receiving a display signal output from the remote control signal transmission microcomputer and displaying an indoor temperature detected by the indoor temperature sensor and an indoor humidity detected by the indoor humidity sensor. 제2항에 있어서, 상기 키입력부에는 사용자의 학습감지 및 수면감지 명령이 입력되는 학습감지 및 수면감지버튼이 구비된 것을 특징으로 하는 공기조화기.The air conditioner according to claim 2, wherein the key input unit comprises a learning detection and sleep detection button for inputting a learning detection and a sleep detection command of the user. 제1항에 있어서, 상기 조도제어수단은; 상기 사람감지 및 조도제어 마이크로컴퓨터로부터 출력되는 조도제어신호를 입력받아서 이 조도제어신호의 크기에 상응하는 크기의 전압을 출력하는 조도제어회로와; 상기 조도제어회로로부터 출력되는 전압을 입력받아서 이 전압의 크기에 상응하는 밝기로 빛을 발산하는 램프 및; 실내의 조도를 감지하여 상기 사람감지 및 조도제어 마이크로컴퓨터(62)에 조도감지신호를 출력하는 조도센서로 이루어진 것을 특징으로 하는 공기조화기.According to claim 1, The illuminance control means; An illuminance control circuit which receives an illuminance control signal output from the human sensing and illuminance control microcomputer and outputs a voltage having a magnitude corresponding to the magnitude of the illuminance control signal; A lamp which receives a voltage output from the illuminance control circuit and emits light at a brightness corresponding to the magnitude of the voltage; And an illuminance sensor configured to detect an illuminance in the room and output an illuminance detection signal to the human detection and illuminance control microcomputer 62. 공기조화기의 운전제어방법에 있어서, 압축기와 실내팬모터 및 실외팬모터가 정상동작하는 정상동작스텝과 ; 실내의 설정영역(A)에 사람이 없는 기간(T)이 제 2 설정기간(T1)보다 큰가를 판별하는 제 1 설정기간 판별스텝과 ; 상기 제 1 설정기간 판별스텝에서 상기 실내의 설정영역(A)에 사람이 없는 기간(T)이 상기 제 1 설정기간(T1)보다 크다고 판별하였을 경우 사용자의 주위를 환기시키기 위하여, 발향수단을 동작시키고 상기 실내팬모터의 속도을 증가시키는 주위환기스텝과 ; 상기 실내의 설정영역에 사람이 없는 기간(T)이 상기 제 1 설정기간(T1)보다 긴 기간인 제 2 설정기간(T2)보다 큰가를 판별하는 제 2 설정기간판별스텝과 ; 상기 제 2 설정기간판별스텝에서 상기 실내의 설정영역(A)에 사람이 업슨 기간(T)이 상기 제 2 설정기간(T2)보다 크다고 판별하였을 경우 사용자가 수면상태로 있다고 판단하여, 조도를 줄이고 압축기와 실외팬터와 상기 발향수단 및 상김 실내팬모터를 오프하는 제 1 동작정지스텝과 ; 상기 실내의 설정영역(A)에 사람이 없는 기간(T)이 상기 제 2 설정기간(T2) 보다 긴 기간인 제 3 설정기간(T3)보다 큰가를 판별하는 제3설정기간판별스텝과 ; 상기 제 3 설정기간판별스텝에서 상기 실내의 설정영역(A)에 사람이 없는 기간(T)이 상기 제 3 설정기간(T3)보다 크다고 판별하였을 경우 사용자가 수면상태를 지속하고 있다고 판단하여, 램프를 오프하고 상기 압축기와 실외팬모터, 발향수단, 실내팬모터의 오프상태를 유지하는 제 2 동작정지스텝으로 이루어진 것을 특징으로 하는 공기조화기의 운전제어방법.An operation control method of an air conditioner, comprising: a normal operation step in which a compressor, an indoor fan motor, and an outdoor fan motor operate normally; A first setting period determination step of judging whether the period T without people in the indoor setting area A is greater than the second setting period T1; In the first setting period determination step, when it is determined that the period T without human being in the setting area A of the room is larger than the first setting period T1, the smell diffusion means is operated to ventilate the surroundings of the user. An ambient ventilation step for increasing the speed of the indoor fan motor; A second setting period judging step of judging whether the period T without human in the setting area of the room is larger than the second setting period T2 which is a period longer than the first setting period T1; In the second setting period judging step, when the person determines that the upson period T is larger than the second setting period T2 in the indoor setting area A, the user determines that the user is in a sleeping state, thereby reducing the illuminance. A first operation stop step of turning off a compressor, an outdoor pan, the said scent means, and the indoor fan motor; A third set period judging step of judging whether or not the period T without a person in the indoor set area A is greater than the third set period T3, which is a period longer than the second set period T2; In the third setting period discrimination step, when it is determined that the period (T) where there is no person in the setting area (A) of the room is larger than the third setting period (T3), it is determined that the user is in a sleep state, and the lamp The operation control method of the air conditioner comprising a second operation stop step of turning off the compressor and the outdoor fan motor, the smell diffusion means, the indoor fan motor. 제5항에 있어서, 제2설정기간판별스텝에서, 상기 실내의 설정영역에 사람이 없는 기간(T)이 상기 제2설정기간(T2)보다 크지 않다고 판별하였을 경우에는, 상기 실내의 설정영역(A)에 사람이 나타났는지 판별하는 제1사람출현판별스텝이 진행된 다음; 상기 제1사람출현판별스텝에서 상기 실내의 설정영역(A)에 사람이 나타났다고 판별하였을 경우 상기 압축기와 실내팬모터 및 실외팬모터를 정상동작시키는 상기 정상동작스텝으로 진행하는 것을 특징으로 하는 공기조화기의 운전제어방법.6. The method according to claim 5, wherein in the second setting period discrimination step, when it is determined that the period T without people in the setting area of the room is not larger than the second setting period T2, After the first person appearance discrimination step of determining whether a person has appeared in A); If it is determined that the person appeared in the setting area (A) of the room in the first person identification step, the air conditioning, characterized in that to proceed to the normal operation step for operating the compressor, the indoor fan motor and the outdoor fan motor normally Operation control method of machine. 제6항에 있어서, 상기 제1사람출현판별스텝에서, 상기 실내의 설정영역(A)에 사람이 나타나지 않았다고 판별하였을 경우, 상기 실내의 설정영역(A)에 사람이 없는 기간(T)이 상기 제2설정기간(T2)보다 큰가를 판별하는 상기 제2설정기간판별스텝으로 진행하는 것을 특징으로 하는 공기조화기의 운전제어방법.7. The period T according to claim 6, wherein when it is determined in the first person appearance discrimination step that no person appears in the indoor setting area A, the period T of no people in the indoor setting area A is determined. The operation control method of the air conditioner, characterized by proceeding to said second setting period discrimination step of determining whether it is larger than a second setting period (T2). 제5항에 있어서, 제3설정기간판별스텝에서, 상기 실내의 설정영역(A)에 사람이 없는 기간(T)이 상기 제3설정기간(T3)보다 크지 않다고 판별하였을 경우에는, 상기 실내의 설정영역(A)에 사람이 나타났는지 판별하는 제2사람출현판별스텝이 진행된 다음; 상기 제2사람출현판별스텝에서 상기 실내의 설정영역(A)에 사람이 나타났다고 판별하였을 경우 상기 압축기와 실내팬모터 및 실외팬모터를 정상동작시키는 상기 정상동작스텝으로 진행하는 것을 특징으로 하는 공기조화기의 운전제어방법.6. The method according to claim 5, wherein in the third setting period discrimination step, when it is determined that the period T without people in the setting area A of the room is not larger than the third setting period T3, A second person appearance discrimination step of determining whether a person appears in the setting area A is performed; If it is determined that the person appears in the setting area (A) of the room in the second human appearance discrimination step, the air conditioning, characterized in that to proceed to the normal operation step for operating the compressor, the indoor fan motor and the outdoor fan motor normally Operation control method of machine. 제8항에 있어서, 상기 제2사람출현판별스텝에서, 상기 실내의 설정영역(A)에 사람이 나타나지 않았다고 판별하였을 경우, 상기 실내의 설정영역(A)에 사람이 없는 기간(T)이 상기 제3설정기간(T3)보다 큰가를 판별하는 상기 제3설정기간판별스텝으로 진행하는 것을 특징으로 하는 공기조화기의 운전제어방법.The period T of claim 8, wherein when it is determined in the second human appearance discrimination step that no person appears in the indoor setting area A, the period T of no people in the indoor setting area A is determined. The operation control method of the air conditioner, characterized by proceeding to the third set period discriminating step of determining whether or not greater than the third set period (T3). 제5항에 있어서, 상기 제1설정기간판별스텝에서, 상기 실내의 설정영역(A)에 사람이 없는 기간(T)이 상기 제1설정기간(T1)보다 크지 않다고 판별하였을 경우, 상기 압축기와 실내팬모터 및 실외팬모터를 정상동작시키는 상기 정상동작스텝으로 진행하는 것을 특징으로 하는 공기조화기의 운전제어방법.The compressor and the compressor as claimed in claim 5, wherein in the first predetermined period discrimination step, when it is determined that the period T without people in the indoor setting area A is not greater than the first predetermined period T1. An operation control method of an air conditioner, characterized by proceeding to the normal operation step of operating the indoor fan motor and the outdoor fan motor. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930002585A 1993-02-24 1993-02-24 Apparatus controlling airconditioner and method therefor KR0125742B1 (en)

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Cited By (2)

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Publication number Priority date Publication date Assignee Title
WO2011034302A3 (en) * 2009-09-21 2011-07-07 Lg Electronics Inc. Air conditioner and method for controlling the same
KR101139451B1 (en) * 2005-11-18 2012-04-30 엘지전자 주식회사 Air-conditioner and Controlling Method for the same

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KR101009637B1 (en) * 2008-12-30 2011-01-19 린나이코리아 주식회사 Sleep operating control method of a heat recovery ventilator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101139451B1 (en) * 2005-11-18 2012-04-30 엘지전자 주식회사 Air-conditioner and Controlling Method for the same
WO2011034302A3 (en) * 2009-09-21 2011-07-07 Lg Electronics Inc. Air conditioner and method for controlling the same

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