WO2020063310A1 - 一种衣物处理装置的控制方法及衣物处理装置 - Google Patents

一种衣物处理装置的控制方法及衣物处理装置 Download PDF

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Publication number
WO2020063310A1
WO2020063310A1 PCT/CN2019/104899 CN2019104899W WO2020063310A1 WO 2020063310 A1 WO2020063310 A1 WO 2020063310A1 CN 2019104899 W CN2019104899 W CN 2019104899W WO 2020063310 A1 WO2020063310 A1 WO 2020063310A1
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WO
WIPO (PCT)
Prior art keywords
drying
air
controlling
drying zone
laundry
Prior art date
Application number
PCT/CN2019/104899
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English (en)
French (fr)
Chinese (zh)
Inventor
李文伟
吴军
潘光辉
王光锋
王育宝
赵志龙
Original Assignee
青岛海尔滚筒洗衣机有限公司
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.)
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Application filed by 青岛海尔滚筒洗衣机有限公司 filed Critical 青岛海尔滚筒洗衣机有限公司
Priority to JP2021517359A priority Critical patent/JP7198917B2/ja
Publication of WO2020063310A1 publication Critical patent/WO2020063310A1/zh

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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F29/00—Combinations of a washing machine with other separate apparatus in a common frame or the like, e.g. with rinsing apparatus
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F58/00—Domestic laundry dryers
    • D06F58/32—Control of operations performed in domestic laundry dryers 
    • D06F58/34—Control of operations performed in domestic laundry dryers  characterised by the purpose or target of the control
    • D06F58/36—Control of operational steps, e.g. for optimisation or improvement of operational steps depending on the condition of the laundry
    • D06F58/38—Control of operational steps, e.g. for optimisation or improvement of operational steps depending on the condition of the laundry of drying, e.g. to achieve the target humidity

Definitions

  • the invention belongs to the technical field of a laundry treatment device, and in particular, relates to a control method of a laundry treatment device and a laundry treatment device.
  • a drying control method is needed to adapt to the function of simultaneous drying of multiple cylinders, improve the heat utilization rate, shorten the drying time, and improve the drying efficiency.
  • the technical problem to be solved by the present invention is to overcome the shortcomings of the prior art, and provide a control method and a clothes processing device for a clothes processing device.
  • the laundry processing device includes a plurality of drying areas for laundry that share a same heat exchange system.
  • the plurality of drying areas start drying at the same time, and each drying area is calculated according to the ambient temperature and load.
  • the required initial power provides heat to each drying area in a certain proportion according to the initial power.
  • a laundry drying area of the laundry processing device is provided with a weighing structure for determining the size of the load, and each drying area is calculated according to the ambient temperature and the weighing value.
  • the required power according to the obtained power, adjusts the heat provided to each drying zone in a certain proportion.
  • the laundry processing apparatus in the method for controlling a laundry processing apparatus, is provided with a power database corresponding to the ambient temperature and the weighing value, and the corresponding relationship between the power and the ambient temperature and the weighing value is :
  • the power is P
  • the weighing value of the drying area is G
  • the ambient temperature increases and the values of K i and B j become smaller.
  • multiple laundry drying zones of the laundry processing apparatus share the same air duct, and the air outlet of the air duct is provided with a plurality of laundry drying zones.
  • the air inlets are connected to the openings respectively, and a drivable valve with a controlled opening degree is provided at the opening.
  • the opening degree of the draught valve is controlled according to the initial power required for each laundry drying area to adjust the amount of hot air entering each drying area.
  • the laundry processing apparatus in the method for controlling a laundry processing apparatus, includes a first drying zone and a second drying zone, and the weighing value of the first drying zone is G1, and the second The weighing value of the drying zone is G2, the correction coefficient of the first drying zone is M1, and the correction coefficient of the second drying zone is M2, which corresponds to the simultaneous drying of the first drying zone and the second drying zone.
  • the reference opening degree of the air divider valve is C
  • the initial opening degree of the air divider valve is D
  • D (M1 * G1 / M2 * G2) * C, where C is the drying efficiency under the same load obtained from experiments. Opening value of the diverter valve at the highest.
  • the opening degree of the air distribution valve is adjusted according to the temperature of the first drying area and the second drying area, and the opening degree of the air distribution valve is equal to the first
  • the correspondence between the temperatures of the drying zone and the second drying zone is preset in the control unit of the laundry processing apparatus.
  • the opening degree of the air divider valve is adjusted according to the temperature of the air outlet of the first drying zone and the second drying zone.
  • the rising speed is faster than that of the other drying area, and the opening of the air divider valve toward the drying area with rapid heating becomes smaller.
  • the temperature of the air outlet of the first drying zone is T1
  • the temperature of the air outlet of the second drying zone is T2
  • the difference between T1 and T2 preset by the laundry treatment device and the opening degree of the air dividing valve is obtained and adjusted.
  • the heat exchange system is a heat pump system or a heating pipe water cooling system, calculates the power required for each drying zone, and controls the output compressor speed or heating The power of the tube regulates the power of the drying zone.
  • the heat exchange system is a heat pump system.
  • the heat pump includes an evaporator, a compressor, and a condenser. When the temperature at the air outlet of the drying zone and the evaporator, When the temperature difference between the parts of the condenser is greater than the set value, it is judged that the drying is completed.
  • Another object of the present invention is to provide a laundry processing apparatus using the method for controlling a laundry processing apparatus according to any one of the above.
  • the present invention has the following beneficial effects compared with the prior art:
  • the control method of the clothes treatment device of the present invention is applicable to a state where multiple drying zones are running at the same time, fully utilizing the heat provided by the heat exchange system, improving the heat utilization rate, shortening the drying time, improving the drying efficiency, and saving energy consumption. .
  • FIG. 1 is a schematic flowchart of a method for controlling a clothes treating apparatus according to the present invention.
  • the laundry processing device includes a plurality of drying areas for laundry that share a same heat exchange system.
  • the plurality of drying areas start drying at the same time, and each drying area is calculated according to the ambient temperature and load.
  • the required initial power provides heat to each drying area in a certain proportion according to the initial power.
  • a laundry drying area of the laundry processing device is provided with a weighing structure for determining the size of the load, and each drying area is calculated according to the ambient temperature and the weighing value.
  • the required power according to the obtained power, adjusts the heat provided to each drying zone in a certain proportion.
  • the laundry processing apparatus in the method for controlling a laundry processing apparatus, is provided with a power database corresponding to the ambient temperature and the weighing value, and the corresponding relationship between the power and the ambient temperature and the weighing value is :
  • the power is P
  • the weighing value of the drying area is G
  • the ambient temperature increases and the values of K i and B j become smaller.
  • multiple laundry drying zones of the laundry processing apparatus share the same air duct, and the air outlet of the air duct is provided with a plurality of laundry drying zones.
  • the air inlets are connected to the openings respectively, and a drivable valve with a controlled opening degree is provided at the opening.
  • the opening degree of the draught valve is controlled according to the initial power required for each laundry drying area to adjust the amount of hot air entering each drying area.
  • the laundry processing apparatus in the method for controlling a laundry processing apparatus, includes a first drying zone and a second drying zone, and the weighing value of the first drying zone is G1, and the second The weighing value of the drying zone is G2, the correction coefficient of the first drying zone is M1, and the correction coefficient of the second drying zone is M2, which corresponds to the simultaneous drying of the first drying zone and the second drying zone.
  • the reference opening degree of the air divider valve is C
  • the initial opening degree of the air divider valve is D
  • D (M1 * G1 / M2 * G2) * C, where C is the drying efficiency under the same load obtained from experiments. Opening value of the diverter valve at the highest.
  • the opening degree of the air distribution valve is adjusted according to the temperature of the first drying area and the second drying area, and the opening degree of the air distribution valve is equal to the first
  • the correspondence between the temperatures of the drying zone and the second drying zone is preset in the control unit of the laundry processing apparatus.
  • the opening degree of the air divider valve is adjusted according to the temperature of the air outlet of the first drying zone and the second drying zone.
  • the rising speed is faster than that of the other drying area, and the opening of the air divider valve toward the drying area with rapid heating becomes smaller.
  • the temperature of the air outlet of the first drying zone is T1
  • the temperature of the air outlet of the second drying zone is T2
  • the difference between T1 and T2 preset by the laundry treatment device and the opening degree of the air dividing valve is obtained and adjusted.
  • the heat exchange system is a heat pump system or a heating pipe water cooling system, calculates the power required for each drying zone, and controls the output compressor speed or heating The power of the tube regulates the power of the drying zone.
  • the heat exchange system is a heat pump system.
  • the heat pump includes an evaporator, a compressor, and a condenser. When the temperature difference between the parts of the condenser is greater than the set value, it is judged that the drying is completed.
  • Another object of the present invention is to provide a laundry processing apparatus using the method for controlling a laundry processing apparatus according to any one of the above.
  • the present invention has the following beneficial effects compared with the prior art:
  • the control method of the clothes treatment device of the present invention is applicable to a state where multiple drying zones are running at the same time, fully utilizing the heat provided by the heat exchange system, improving the heat utilization rate, shortening the drying time, improving the drying efficiency, and saving energy consumption. .
  • This embodiment further defines or optimizes Embodiment 1.
  • the laundry processing device includes a plurality of drying areas for laundry that share a same heat exchange system.
  • the plurality of drying areas start drying at the same time, and each drying area is calculated according to the ambient temperature and load.
  • the required initial power provides heat to each drying area in a certain proportion according to the initial power.
  • a laundry drying area of the laundry processing device is provided with a weighing structure for determining the size of the load, and each drying area is calculated according to the ambient temperature and the weighing value.
  • the required power according to the obtained power, adjusts the heat provided to each drying zone in a certain proportion.
  • the detection method of the ambient temperature is: directly detect the ambient temperature through the ambient temperature sensor, or indirectly judge through the temperature sensor of the compressor system.
  • the temperature sensor of the compressor system is used to make an indirect determination, and the ambient temperature is obtained through a comprehensive analysis of the compressor exhaust temperature and the condenser outlet temperature, thereby avoiding the need to specifically install the outside of the clothes treatment device because of the need to detect the external ambient temperature.
  • the temperature sensor simplifies the space occupied.
  • the laundry processing apparatus in the method for controlling a laundry processing apparatus, is provided with a power database corresponding to the ambient temperature and the weighing value, and the corresponding relationship between the power and the ambient temperature and the weighing value is :
  • the power is P
  • the weighing value of the drying area is G
  • the gears corresponding to the ambient temperature are divided into a low gear environment, a medium temperature environment, and a high temperature environment.
  • the power database includes sub databases corresponding to the low temperature environment, the medium temperature environment, and the high temperature environment.
  • multiple laundry drying zones of the laundry processing apparatus share the same air duct, and the air outlet of the air duct is provided with a plurality of laundry drying zones. Openings that communicate with the air inlets.
  • the air inlets of the air ducts are provided with openings that communicate with the air outlets of multiple clothes drying areas.
  • the outlets of the air ducts and the openings at the air inlets are provided with controllable opening degrees.
  • the air valve controls the opening degree of the air distribution valve according to the initial power required for each laundry drying area to adjust the amount of hot air entering each drying area or the air volume entering the air duct from the drying area.
  • the laundry processing apparatus includes a first drying zone and a second drying zone, and a weighing value of the first drying zone is G1 and a weighing value of the second drying zone is G2.
  • the correction coefficient of the first drying zone is M1 '
  • the correction coefficient of the second drying zone is M2'.
  • the reference opening degree of the air distribution valve corresponding to the simultaneous drying of the first drying zone and the second drying zone.
  • C ', the initial opening of the air divider valve is D'
  • D (M1 '* G1 / M2' * G2) * C ', where C' is the highest drying efficiency under the same load obtained from experiments Opening value of the air divider at the time.
  • a stepping motor is used to control the opening degree of the air distribution valve, so as to facilitate flexible adjustment according to the drying conditions of each drying zone in real time.
  • the present invention has the following beneficial effects compared with the prior art:
  • the control method of the clothes treatment device of the present invention is applicable to a state where multiple drying zones are running at the same time, fully utilizing the heat provided by the heat exchange system, improving the heat utilization rate, shortening the drying time, improving the drying efficiency, and saving energy consumption. .
  • This embodiment further defines or optimizes Embodiment 1 or Embodiment 2.
  • the laundry processing apparatus includes two laundry drying zones that share the same heat exchange system, and the drying zones start drying at the same time, which specifically includes the following steps:
  • step S6 Determine whether any drying area meets the drying conditions, and if not, perform step S4;
  • the corresponding constants have different values of K i and B j at different ambient temperatures.
  • step S5 the opening degree of the air dividing valve is adjusted according to the temperature of the air outlets of the first drying zone and the second drying zone.
  • the air dividing valve is controlled. The opening towards the fast-heating drying zone becomes smaller.
  • the opening degree of the air dividing valve is adjusted according to the following method: the temperature of the air outlet of the first drying zone is T1, the temperature of the air outlet of the second drying zone is T2, and the clothes processing device presets The correspondence between the difference between T1 and T2 and the opening degree of the air divider valve is obtained based on the difference between T1 and T2 and adjusted.
  • the present invention has the following beneficial effects compared with the prior art:
  • the control method of the clothes treatment device of the present invention is applicable to a state where multiple drying zones are running at the same time, fully utilizing the heat provided by the heat exchange system, improving the heat utilization rate, shortening the drying time, improving the drying efficiency, and saving energy .
  • This embodiment further defines, optimizes, or replaces the solutions of Embodiments 1-3, and the solutions of the embodiments can be used in combination.
  • the method for controlling a clothes processing apparatus includes a step of determining whether a certain drying area is dried, and the method for determining the drying is:
  • Step A The temperature at the air outlet is collected every X seconds. When the number of consecutive occurrences of a temperature value is detected as N, the temperature value is recorded as the equilibrium temperature value TempA1 within the current time;
  • Step B Obtain the relationship between the equilibrium temperature value TempA and the equilibrium difference value ⁇ T stored in the laundry processing device, and obtain the equilibrium difference value ⁇ T1 corresponding to the equilibrium temperature value TempA1 within the current time;
  • Step C Continue heating, and detect and calculate the difference between the temperature at the air outlet and the equilibrium temperature value TempA1 in real time. When the difference is greater than or equal to the equilibrium difference ⁇ T1, the laundry is judged to be dry.
  • step A it is further provided:
  • Step A1 Perform drying tests on different loads to obtain drying temperature and time curves under each load;
  • Step A2 Calculate the equilibrium temperature value TempA and the end temperature value T corresponding to each load according to the drying temperature and time curve;
  • step A after the step A and before the step B, it is further provided:
  • Step A4 Continue to collect the temperature at the air outlet. If it is detected that a certain temperature value appears more frequently than the previous TempA1, the temperature value is recorded as TempA1 again.
  • step A if TempA1 is not obtained within a set period of time, the temperature value that occurs the most in this period of time is recorded as TempA1.
  • the value of X is adjusted according to models with different structures, and the value range is: 1 ⁇ X ⁇ 30.
  • the value of N is adjusted according to different load types and load weights, and its value range is: 3 ⁇ N ⁇ 15.
  • step A for a large load, when the number of consecutive occurrences of a certain temperature value is detected as N, the temperature value is recorded as the current equilibrium temperature value TempA1; for a small load, when a certain occurrence of a temperature value is detected continuously When the number of times is Na, the temperature value is recorded as the current equilibrium temperature value TempA1; where a is the test constant.
  • the relationship between the equilibrium temperature value TempA and the equilibrium difference value ⁇ T is: when 40 ° C ⁇ TempA ⁇ 42 ° C, ⁇ T is 24 ° C; when 43 ° C ⁇ TempA ⁇ At 46 ° C, ⁇ T is 21 ° C; when 47 ° C ⁇ TempA ⁇ 50 ° C, ⁇ T is 16 ° C.
  • a temperature sensor is installed at the air outlet of the drying area of the laundry processing device, and is used to detect the air temperature in the drying area.
  • This embodiment provides a clothes treatment device, including a heat pump system, multiple clothes drying zones, and an air duct for supplying hot air to the drying zone.
  • the heat pump system includes an evaporator, a compressor, and a condenser, and a heat exchange medium is evaporated during the evaporation.
  • the circulating circuit formed by the compressor, the compressor and the condenser communicates in order to heat the air flowing through the air duct.
  • the laundry treatment device includes an outer cylinder, an air duct, and an inner cylinder provided in the outer cylinder.
  • the air inlet and the air outlet of the air duct are respectively connected to the rear and front of the outer cylinder.
  • the air duct and the outer cylinder form a closed circuit.
  • the evaporator is located at the air inlet of the air duct and is used to condense the air flowing through the air duct.
  • the condenser is located in the air duct between the fan and the evaporator and is used to heat the air flowing through the air duct. air.
  • the air outlet of the air duct is provided with openings respectively communicating with the air inlets of the multiple laundry drying areas.
  • the opening is provided with a controllable opening and closing air divider valve.
  • the air outlet is provided with openings which are respectively communicated with the air outlets of the plurality of clothes drying areas, and the opening is provided with a controllable opening and closing air distribution valve.
  • the laundry processing device is a clothes dryer with two drums, a washing machine with a clothes drying function, or an integrated washing and drying machine.
  • the laundry processing device is a laundry drying cabinet with two or more drying areas, or a combined laundry processing device with a drying cabinet and a washing machine with a drying function, or other laundry processing devices with a drying function Device for combination of clothes processing structures.
  • Temperature sensors are installed at the air inlet and air outlet of each drying area to detect the air inlet temperature and air outlet temperature of the drying area.
  • the above-mentioned laundry processing apparatus adopts any one of the methods for controlling a laundry processing apparatus according to the present invention.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Control Of Washing Machine And Dryer (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)
PCT/CN2019/104899 2018-09-29 2019-09-09 一种衣物处理装置的控制方法及衣物处理装置 WO2020063310A1 (zh)

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JP2021517359A JP7198917B2 (ja) 2018-09-29 2019-09-09 衣類処理装置の制御方法及び衣類処理装置

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CN201811150652.8A CN110965296B (zh) 2018-09-29 2018-09-29 一种衣物处理装置的控制方法及衣物处理装置
CN201811150652.8 2018-09-29

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CN113584838A (zh) * 2020-04-30 2021-11-02 云米互联科技(广东)有限公司 基于晾衣的送风控制方法、送风装置及存储介质

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CN114000329B (zh) * 2021-11-15 2022-09-13 珠海格力电器股份有限公司 一种智能控制干衣方法及干衣机

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JPS54159767A (en) * 1978-06-07 1979-12-17 Matsushita Electric Ind Co Ltd Cloth dryer
US20060248659A1 (en) * 2004-12-30 2006-11-09 Lg Electronics Inc. Laundry device and method thereof
CN102859063A (zh) * 2010-04-28 2013-01-02 Lg电子株式会社 干燥机的控制方法
CN107541894A (zh) * 2016-06-27 2018-01-05 青岛海尔洗衣机有限公司 一种洗干一体机
CN108265490A (zh) * 2017-01-02 2018-07-10 三星电子株式会社 衣物干燥装置

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JPS54159767A (en) * 1978-06-07 1979-12-17 Matsushita Electric Ind Co Ltd Cloth dryer
US20060248659A1 (en) * 2004-12-30 2006-11-09 Lg Electronics Inc. Laundry device and method thereof
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CN107541894A (zh) * 2016-06-27 2018-01-05 青岛海尔洗衣机有限公司 一种洗干一体机
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CN113584838A (zh) * 2020-04-30 2021-11-02 云米互联科技(广东)有限公司 基于晾衣的送风控制方法、送风装置及存储介质
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