WO2018145619A1 - Refrigerator control method and refrigerator - Google Patents

Refrigerator control method and refrigerator Download PDF

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Publication number
WO2018145619A1
WO2018145619A1 PCT/CN2018/075354 CN2018075354W WO2018145619A1 WO 2018145619 A1 WO2018145619 A1 WO 2018145619A1 CN 2018075354 W CN2018075354 W CN 2018075354W WO 2018145619 A1 WO2018145619 A1 WO 2018145619A1
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Prior art keywords
damper
compartment
refrigeration unit
temperature
working
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PCT/CN2018/075354
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French (fr)
Chinese (zh)
Inventor
付东晓
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青岛海尔股份有限公司
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Publication of WO2018145619A1 publication Critical patent/WO2018145619A1/en

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices
    • F25D29/005—Mounting of control devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2600/00—Control issues
    • F25D2600/02—Timing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2700/00—Means for sensing or measuring; Sensors therefor
    • F25D2700/12—Sensors measuring the inside temperature
    • F25D2700/123—Sensors measuring the inside temperature more than one sensor measuring the inside temperature in a compartment

Definitions

  • the invention relates to a control method of a refrigerator and a refrigerator.
  • An object of the present invention is to provide a method for controlling a refrigerator and a refrigerator to solve the problem that the existing refrigerator cannot accurately control the temperature of the refrigerator compartment.
  • the present invention provides a control method of a refrigerator, and the control method of the refrigerator includes the following steps:
  • S1 Providing a refrigerator, the refrigerator comprising a first compartment, a second compartment, a first air passage connecting the first compartment, and a second air duct connecting the second compartment, for using the first air duct And a second air duct providing a cooling capacity, a first damper between the first compartment and the first air duct, and a second damper between the second compartment and the second air duct, respectively disposed in the first compartment a first temperature sensor and a second temperature sensor for detecting the temperature of the first compartment and the second compartment, and a control unit for controlling the switches of the first damper and the second damper
  • the opening and the power of the refrigeration unit the first compartment has a first cooling state, and the first compartment is in a first cooling state, the preset temperature is a first temperature T 01 , and the second compartment has a second cooling state, and the second compartment is in the second cooling state, the preset temperature is the second temperature T 02 ;
  • step S2 the first temperature sensor detects the temperature T 1 of the first compartment, and if the detected temperature is higher than the first temperature T 01 , the second temperature sensor detects the temperature T 2 of the second compartment, if the detection The obtained temperature is higher than the second temperature T 02 to proceed to step S3, otherwise proceeds to step S4;
  • step S3 detecting whether the refrigeration unit is working, if the refrigeration unit is working, proceeds to step S3a, if the refrigeration unit is not working, proceeds to step S3b;
  • S3a increasing the working power of the refrigeration unit and working for a period of time. At this time, the temperature T 1 of the first compartment and the temperature T 2 of the second compartment are detected. If T 1 ⁇ T 01 , T 2 ⁇ T 02 , the first is closed. a damper and a second damper, controlling the refrigeration unit to stop working;
  • S3b opening the first damper and the second damper, controlling the refrigeration unit to work for a period of time, at this time detecting the temperature T 1 of the first compartment and the temperature T 2 of the second compartment, if T 1 ⁇ T 01 , T 2 ⁇ T 02 , closing the first damper and the second damper to control the cooling unit to stop working;
  • step S4 detecting whether the refrigeration unit is working, if the refrigeration unit is working, proceeds to step S4a, if the refrigeration unit is not working, proceeds to step S4b;
  • S4a reducing the opening degree of the second damper and/or increasing the opening degree of the first damper, and improving the working power of the refrigeration unit to control the working of the refrigeration unit for a period of time, if T 1 ⁇ T 01 , reducing the working power of the refrigeration unit, Increasing the opening of the second damper and/or decreasing the opening of the first damper;
  • the step S3a further comprises the steps of: increasing the operating power of the refrigeration unit and operating for a period of time, at which time detecting the temperature T 1 of the first compartment and the temperature T 2 of the second compartment, if T 1 ⁇ T 01 , T 2 > T 02 , the first damper is closed, and the refrigeration unit is controlled to continue to operate for a period of time until T 2 ⁇ T 02 , the first damper and the second damper are closed, and the refrigeration unit is controlled to stop working.
  • the step S3b further comprises the steps of: opening the first damper and the second damper to control the refrigeration unit to operate for a period of time, at which time detecting the temperature T 1 of the first compartment and the temperature of the second compartment T 2 , if T 1 ⁇ T 01 , T 2 > T 02 , closing the first damper, controlling the refrigeration unit to continue working for a period of time until T 2 ⁇ T 02 , closing the first damper and the second damper, controlling the refrigeration unit stop working.
  • the step S4a further includes the steps of: reducing the opening degree of the second damper and/or increasing the opening degree of the first damper, and increasing the working power of the refrigeration unit to control the refrigeration unit to work for a period of time, If T 1 >T 01 , further reduce the opening degree of the second damper and/or increase the opening degree of the first damper, and increase the working power of the refrigeration unit to control the refrigeration unit to work for a period of time until T 1 ⁇ T 01 , minus The small refrigeration unit operates at a power that increases the opening of the second damper and/or reduces the opening of the first damper.
  • the step S4b further includes the steps of: opening the first damper, controlling the refrigeration unit to operate for a period of time, at which time the first temperature sensor detects the temperature T 1 of the first compartment, if T 1 > T 01 , the control refrigeration unit continues to work for a period of time until T 1 ⁇ T 01 , the first damper is closed, and the refrigeration unit stops working.
  • the first compartment further has a third cooling state in which the temperature is lower than the first cooling state, and when the first compartment is changed from the first cooling state to the third cooling state, the first compartment is increased.
  • the opening of a damper is not limited to the first cooling state.
  • the present invention also provides a refrigerator which is a refrigerator using the control method of the above refrigerator.
  • the beneficial effects of the invention are: by changing the working state of the refrigeration unit and the switching and opening degree of the first damper and the second damper, the temperature of the refrigerator compartment can be accurately controlled when the temperature rises or the cooling state changes. Fast cooling.
  • FIG. 1 is a flow chart showing a method of controlling a refrigerator of the present invention.
  • the refrigerator of the present invention includes a first compartment, a second compartment, a first air passage connecting the first compartment, and a second air duct connecting the second compartment.
  • a wind tunnel and a second air duct provide a cooling unit, a first damper between the first compartment and the first duct, and a second damper between the second compartment and the second duct, respectively a first temperature sensor and a second temperature sensor and a control unit for detecting the temperature of the first compartment and the second compartment in the first compartment and the second compartment.
  • the control unit is configured to control the switching and opening degrees of the first damper and the second damper and the power of the refrigeration unit.
  • the refrigerator realizes precise control of the temperature of the first compartment and the second compartment of the refrigerator by controlling the power of the refrigeration unit and the opening degree of the first damper and the second damper.
  • the control method of the specific refrigerator includes the following steps:
  • the first compartment has a first cooling state, and the first compartment is in a first cooling state, the preset temperature is a first temperature T 01 , and the second compartment has a second cooling state, and The preset temperature is the second temperature T 02 when the second chamber is in the second cooling state.
  • the first temperature sensor detects the temperature T 1 of the first compartment, and if the detected temperature is higher than the first temperature T 01 , the second temperature sensor detects the temperature T 2 of the second compartment, if the detection The obtained temperature is higher than the second temperature T 02 to proceed to step S3, otherwise to step S4.
  • step S3 It is detected whether the refrigeration unit is working. If the refrigeration unit is in operation, the process proceeds to step S3a, and if the refrigeration unit is not operated, the process proceeds to step S3b.
  • S3a increasing the operating power of the refrigeration unit and operating for a period of time, wherein the first temperature sensor detects the temperature T 1 of the first compartment and the second temperature sensor detects the temperature T 2 of the second compartment, if T 1 ⁇ T 01 , T 2 ⁇ T 02 , closing the first damper and the second damper to control the refrigeration unit to stop working; if T 1 ⁇ T 01 , T 2 > T 02 , closing the first damper, controlling the refrigeration unit to continue Working for a period of time until T 2 ⁇ T 02 , closing the first damper and the second damper to control the refrigeration unit to stop working.
  • the first damper in addition to increasing the operating power of the refrigeration unit, may be appropriately adjusted according to the difference between the temperature of the first compartment and the second compartment compared to the first temperature and the second temperature. And the opening of the second damper to ensure a relatively stable decrease in the temperature of the first compartment and the second compartment.
  • S3b opening the first damper and the second damper to control the refrigeration unit to operate for a period of time, at which time the first temperature sensor detects the temperature T 1 of the first compartment and the second temperature sensor detects the temperature T of the second compartment 2 , if T 1 ⁇ T 01 , T 2 ⁇ T 02 , close the first damper and the second damper to control the refrigeration unit to stop working; if T 1 ⁇ T 01 , T 2 > T 02 , close the first damper, The control refrigeration unit continues to operate for a period of time until T 2 ⁇ T 02 , closing the first damper and the second damper to control the refrigeration unit to stop working.
  • step S4 Detecting whether the refrigeration unit is operating. If the refrigeration unit is operating, the process proceeds to step S4a, and if the refrigeration unit is not operating, the process proceeds to step S4b.
  • S4a reducing the opening degree of the second damper and/or increasing the opening degree of the first damper, increasing the working power of the refrigeration unit, controlling the refrigeration unit to work for a period of time, and if T 1 ⁇ T 01 , reducing the working power of the refrigeration unit, Increasing the opening degree of the second damper and/or decreasing the opening degree of the first damper; if T 1 >T 01 , further reducing the opening degree of the second damper and/or increasing the opening degree of the first damper, increasing the refrigeration unit After the working power, the refrigeration unit is controlled to operate for a period of time until T 1 ⁇ T 01 , the cooling unit operating power is reduced, the opening of the second damper is increased, and/or the opening of the first damper is decreased.
  • the temperature of the first compartment rises and the temperature of the second compartment does not change, merely increasing the opening of the first damper may cause insufficient cooling of the second compartment, and merely increasing the power of the refrigeration unit will result in the second compartment.
  • the temperature suddenly drops. Therefore, in this embodiment, it is first necessary to increase the power of the refrigeration unit, and secondly, adjust the opening degrees of the first damper and the second damper to further reduce the first compartment on the basis of ensuring that the cooling condition of the second compartment is unchanged.
  • the temperature is such that the temperature of the first compartment reaches the preset temperature as soon as possible to achieve rapid cooling of the first compartment.
  • S4b opening the first damper, controlling the refrigeration unit to work for a period of time, at which time the first temperature sensor detects the temperature T 1 of the first compartment, and if T 1 ⁇ T 01 , closing the first damper, the refrigeration unit Stop working; if T 1 >T 01 , control the refrigeration unit to continue working for a period of time until T 1 ⁇ T 01 , close the first damper, and the refrigeration unit stops working.
  • the refrigerator of the present invention can also adjust the cooling type of the first compartment or the second compartment by adjusting the size of the first damper or the second damper, as follows:
  • the first compartment further has a third cooling state in which the temperature is lower than the first cooling state, and when the first compartment is changed from the first cooling state to the third cooling state, the opening degree of the first damper is increased, Corresponding needs to change the power of the refrigeration unit and the opening of the second damper.
  • the first cooling state of the first compartment is a refrigerated state
  • the third refrigerating state is a soft freezing state
  • the second refrigerating state of the second compartment is a frozen state
  • the second compartment is further It has a soft frozen state and a refrigerated state.
  • the first damper and the second damper work in coordination.
  • the first compartment is changed from the refrigerating state to the soft freezing state as an example.
  • the opening degree of the first damper needs to be increased. If the first compartment does not reach the temperature of the soft freezing state after a period of time, the first damper may be further increased. The opening degree, if the opening degree of the first damper has reached a maximum value, the power of the refrigeration unit can be increased and the opening degree of the second damper can be reduced.
  • the refrigerator of the embodiment may further be provided with a heating device in the first air passage and/or the second air passage, so that when the cooling compartment is changed from the high cooling state to the low cooling state, the corresponding heating device can be turned on.
  • the cooling compartment can reach the corresponding cooling state as soon as possible.
  • the heating device is disposed in the first air passage and/or the second air passage instead of inside the refrigerating compartment to prevent the heating device from scalding the user.
  • the control method of the refrigerator and the refrigerator of the invention can change the working state of the refrigeration unit and the opening and closing degree of the first damper and the second damper, so that the temperature of the refrigerator compartment can be accurately adjusted when the temperature rises or the cooling state changes. Control and fast cooling.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)

Abstract

A refrigerator and a control method therefor, the refrigerator comprising a first chamber, a second chamber, a first air duct, a second air duct, a refrigeration unit, a first air door, a second air door, a first temperature sensor, a second temperature sensor and a control unit. The control unit is used for controlling the on/off and opening of the first air door and the second air door as well as the power of the refrigeration unit, thus achieving accurate control and rapid cooling of the temperature when the temperature of the refrigerator chambers is increased or the refrigeration state changes.

Description

冰箱的控制方法及冰箱Refrigerator control method and refrigerator
本申请要求了申请日为2017年02月08日，申请号为201710072172.3，发明名称为“冰箱的控制方法及冰箱”的中国专利申请的优先权，其全部内容通过引用结合在本申请中。The present application claims the priority of the Japanese Patent Application Serial No. JP-A------------
技术领域Technical field
本发明涉及一种冰箱的控制方法及冰箱。The invention relates to a control method of a refrigerator and a refrigerator.
背景技术Background technique
现有冰箱通过改变制冷***的功率改变间室温度的高低，而风门仅具有打开和关闭两种动作，无法实现对温度的精确控制。另外，风门的面积大小限制了冰箱间室的快速制冷。Existing refrigerators change the temperature of the compartment by changing the power of the refrigeration system, and the damper has only two actions of opening and closing, and precise control of temperature cannot be achieved. In addition, the size of the damper limits the rapid cooling of the refrigerator compartment.
有鉴于此，有必要对现有的冰箱的控制方法及冰箱予以改进，以解决上述问题。In view of this, it is necessary to improve the control method of the existing refrigerator and the refrigerator to solve the above problems.
发明内容Summary of the invention
本发明的目的在于提供一种冰箱的控制方法及冰箱，以解决现有冰箱无法对冰箱间室进行精确控温的问题。An object of the present invention is to provide a method for controlling a refrigerator and a refrigerator to solve the problem that the existing refrigerator cannot accurately control the temperature of the refrigerator compartment.
为实现上述目的，本发明提供了一种冰箱的控制方法，所述冰箱的控制方法包括如下步骤：In order to achieve the above object, the present invention provides a control method of a refrigerator, and the control method of the refrigerator includes the following steps:
S1：提供一种冰箱，所述冰箱包括第一间室、第二间室、连通第 一间室的第一风道、连通第二间室的第二风道、用以向第一风道和第二风道提供冷量的制冷单元、第一间室和第一风道之间的第一风门、第二间室和第二风道之间的第二风门、分别设置在第一间室和第二间室内用以检测第一间室和第二间室温度的第一温度传感器和第二温度传感器、控制单元，所述控制单元用以控制第一风门和第二风门的开关和开度及制冷单元的功率，所述第一间室具有第一制冷状态，且所述第一间室处于第一制冷状态时预设温度为第一温度T 01，所述第二间室具有第二制冷状态，且所述第二间室处于第二制冷状态时预设温度为第二温度T 02； S1: Providing a refrigerator, the refrigerator comprising a first compartment, a second compartment, a first air passage connecting the first compartment, and a second air duct connecting the second compartment, for using the first air duct And a second air duct providing a cooling capacity, a first damper between the first compartment and the first air duct, and a second damper between the second compartment and the second air duct, respectively disposed in the first compartment a first temperature sensor and a second temperature sensor for detecting the temperature of the first compartment and the second compartment, and a control unit for controlling the switches of the first damper and the second damper The opening and the power of the refrigeration unit, the first compartment has a first cooling state, and the first compartment is in a first cooling state, the preset temperature is a first temperature T 01 , and the second compartment has a second cooling state, and the second compartment is in the second cooling state, the preset temperature is the second temperature T 02 ;
S2：所述第一温度传感器检测第一间室的温度T 1，若检测得到的温度高于第一温度T 01，则所述第二温度传感器检测第二间室的温度T 2，若检测得到的温度高于第二温度T 02则进入步骤S3，否则进入步骤S4； S2: the first temperature sensor detects the temperature T 1 of the first compartment, and if the detected temperature is higher than the first temperature T 01 , the second temperature sensor detects the temperature T 2 of the second compartment, if the detection The obtained temperature is higher than the second temperature T 02 to proceed to step S3, otherwise proceeds to step S4;
S3：检测制冷单元是否工作，若制冷单元工作，进入步骤S3a，若制冷单元未工作，进入步骤S3b；S3: detecting whether the refrigeration unit is working, if the refrigeration unit is working, proceeds to step S3a, if the refrigeration unit is not working, proceeds to step S3b;
S3a：提高制冷单元的工作功率，并工作一段时间，此时检测第一间室的温度T 1和第二间室的温度T 2，若T 1≤T 01，T 2≤T 02，关闭第一风门和第二风门，控制所述制冷单元停止工作； S3a: increasing the working power of the refrigeration unit and working for a period of time. At this time, the temperature T 1 of the first compartment and the temperature T 2 of the second compartment are detected. If T 1 ≤ T 01 , T 2 ≤ T 02 , the first is closed. a damper and a second damper, controlling the refrigeration unit to stop working;
S3b：打开第一风门和第二风门，控制制冷单元工作一段时间，此时检测第一间室的温度T 1和第二间室的温度T 2，若T 1≤T 01，T 2≤T 02，关闭第一风门和第二风门，控制所述制冷单元停止工作； S3b: opening the first damper and the second damper, controlling the refrigeration unit to work for a period of time, at this time detecting the temperature T 1 of the first compartment and the temperature T 2 of the second compartment, if T 1 ≤ T 01 , T 2 ≤ T 02 , closing the first damper and the second damper to control the cooling unit to stop working;
S4：检测制冷单元是否工作，若制冷单元工作，进入步骤S4a， 若制冷单元未工作，进入步骤S4b；S4: detecting whether the refrigeration unit is working, if the refrigeration unit is working, proceeds to step S4a, if the refrigeration unit is not working, proceeds to step S4b;
S4a：减小第二风门的开度和/或增加第一风门的开度，提高制冷单元工作功率后控制所述制冷单元工作一段时间，若T 1≤T 01，减小制冷单元工作功率，增大第二风门的开度和/或减小第一风门的开度； S4a: reducing the opening degree of the second damper and/or increasing the opening degree of the first damper, and improving the working power of the refrigeration unit to control the working of the refrigeration unit for a period of time, if T 1 ≤ T 01 , reducing the working power of the refrigeration unit, Increasing the opening of the second damper and/or decreasing the opening of the first damper;
S4b：打开第一风门，控制所述制冷单元工作一段时间，此时所述第一温度传感器检测第一间室的温度T 1，若T 1≤T 01，关闭第一风门，所述制冷单元停止工作。 S4b: opening the first damper, controlling the refrigeration unit to work for a period of time, at which time the first temperature sensor detects the temperature T 1 of the first compartment, and if T 1 ≤ T 01 , closing the first damper, the refrigeration unit stop working.
作为本发明的进一步改进，所述步骤S3a进一步包括如下步骤：提高制冷单元的工作功率，并工作一段时间，此时检测第一间室的温度T 1和第二间室的温度T 2，若T 1≤T 01，T 2>T 02，关闭第一风门，控制制冷单元继续工作一段时间，直到T 2≤T 02，关闭第一风门和第二风门，控制所述制冷单元停止工作。 As a further improvement of the present invention, the step S3a further comprises the steps of: increasing the operating power of the refrigeration unit and operating for a period of time, at which time detecting the temperature T 1 of the first compartment and the temperature T 2 of the second compartment, if T 1 ≤ T 01 , T 2 > T 02 , the first damper is closed, and the refrigeration unit is controlled to continue to operate for a period of time until T 2 ≤ T 02 , the first damper and the second damper are closed, and the refrigeration unit is controlled to stop working.
作为本发明的进一步改进，所述步骤S3b进一步包括如下步骤：打开第一风门和第二风门，控制制冷单元工作一段时间，此时检测第一间室的温度T 1和第二间室的温度T 2，若T 1≤T 01，T 2>T 02，关闭第一风门，控制制冷单元继续工作一段时间，直到T 2≤T 02，关闭第一风门和第二风门，控制所述制冷单元停止工作。 As a further improvement of the present invention, the step S3b further comprises the steps of: opening the first damper and the second damper to control the refrigeration unit to operate for a period of time, at which time detecting the temperature T 1 of the first compartment and the temperature of the second compartment T 2 , if T 1 ≤ T 01 , T 2 > T 02 , closing the first damper, controlling the refrigeration unit to continue working for a period of time until T 2 ≤ T 02 , closing the first damper and the second damper, controlling the refrigeration unit stop working.
作为本发明的进一步改进，所述步骤S4a进一步包括如下步骤：减小第二风门的开度和/或增加第一风门的开度，增加制冷单元工作功率后控制所述制冷单元工作一段时间，若T 1>T 01，进一步减小第二风门的开度和/或增加第一风门的开度，增加制冷单元工作功率后控制所述制冷单元工作一段时间，直到T 1≤T 01，减小制冷单元工作功率， 增大第二风门的开度和/或减小第一风门的开度。 As a further improvement of the present invention, the step S4a further includes the steps of: reducing the opening degree of the second damper and/or increasing the opening degree of the first damper, and increasing the working power of the refrigeration unit to control the refrigeration unit to work for a period of time, If T 1 >T 01 , further reduce the opening degree of the second damper and/or increase the opening degree of the first damper, and increase the working power of the refrigeration unit to control the refrigeration unit to work for a period of time until T 1 ≤T 01 , minus The small refrigeration unit operates at a power that increases the opening of the second damper and/or reduces the opening of the first damper.
作为本发明的进一步改进，所述步骤S4b进一步包括如下步骤：打开第一风门，控制所述制冷单元工作一段时间，此时所述第一温度传感器检测第一间室的温度T 1，若T 1>T 01，则控制制冷单元继续工作一段时间，直到T 1≤T 01，关闭第一风门，所述制冷单元停止工作。 As a further improvement of the present invention, the step S4b further includes the steps of: opening the first damper, controlling the refrigeration unit to operate for a period of time, at which time the first temperature sensor detects the temperature T 1 of the first compartment, if T 1 > T 01 , the control refrigeration unit continues to work for a period of time until T 1 ≤ T 01 , the first damper is closed, and the refrigeration unit stops working.
作为本发明的进一步改进，所述第一间室还具有温度低于第一制冷状态的第三制冷状态，当所述第一间室由第一制冷状态转变为第三制冷状态时，增加第一风门的开度。As a further improvement of the present invention, the first compartment further has a third cooling state in which the temperature is lower than the first cooling state, and when the first compartment is changed from the first cooling state to the third cooling state, the first compartment is increased. The opening of a damper.
本发明还提供一种冰箱，所述冰箱为使用上述冰箱的控制方法的冰箱。The present invention also provides a refrigerator which is a refrigerator using the control method of the above refrigerator.
本发明的有益效果是：通过改变制冷单元的工作状态及第一风门和第二风门的开关和开度，实现冰箱间室在温度升高或者制冷状态转变时，可以对温度进行精确的控制及快速制冷。The beneficial effects of the invention are: by changing the working state of the refrigeration unit and the switching and opening degree of the first damper and the second damper, the temperature of the refrigerator compartment can be accurately controlled when the temperature rises or the cooling state changes. Fast cooling.
附图说明DRAWINGS
图1是本发明冰箱的控制方法的流程图。BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a flow chart showing a method of controlling a refrigerator of the present invention.
具体实施方式detailed description
为了使本发明的目的、技术方案和优点更加清楚，下面结合附图和具体实施例对本发明进行详细描述。The present invention will be described in detail below with reference to the drawings and specific embodiments.
如图1至图1所示，本发明的冰箱包括第一间室、第二间室、连通第一间室的第一风道、连通第二间室的第二风道、用以向第 一风道和第二风道提供冷量的制冷单元、第一间室和第一风道之间的第一风门、第二间室和第二风道之间的第二风门、分别设置在第一间室和第二间室内用以检测第一间室和第二间室温度的第一温度传感器和第二温度传感器、控制单元。As shown in FIG. 1 to FIG. 1 , the refrigerator of the present invention includes a first compartment, a second compartment, a first air passage connecting the first compartment, and a second air duct connecting the second compartment. a wind tunnel and a second air duct provide a cooling unit, a first damper between the first compartment and the first duct, and a second damper between the second compartment and the second duct, respectively a first temperature sensor and a second temperature sensor and a control unit for detecting the temperature of the first compartment and the second compartment in the first compartment and the second compartment.
所述控制单元用以控制第一风门和第二风门的开关和开度及制冷单元的功率。所述冰箱通过控制制冷单元的功率及第一风门和第二风门的开度，实现对冰箱的第一间室和第二间室的温度的精确控制，具体冰箱的控制方法包括如下步骤：The control unit is configured to control the switching and opening degrees of the first damper and the second damper and the power of the refrigeration unit. The refrigerator realizes precise control of the temperature of the first compartment and the second compartment of the refrigerator by controlling the power of the refrigeration unit and the opening degree of the first damper and the second damper. The control method of the specific refrigerator includes the following steps:
S1：所述第一间室具有第一制冷状态，且所述第一间室处于第一制冷状态时预设温度为第一温度T 01，所述第二间室具有第二制冷状态，且所述第二间室处于第二制冷状态时预设温度为第二温度T 02。 S1: the first compartment has a first cooling state, and the first compartment is in a first cooling state, the preset temperature is a first temperature T 01 , and the second compartment has a second cooling state, and The preset temperature is the second temperature T 02 when the second chamber is in the second cooling state.
S2：所述第一温度传感器检测第一间室的温度T 1，若检测得到的温度高于第一温度T 01，则所述第二温度传感器检测第二间室的温度T 2，若检测得到的温度高于第二温度T 02则进入步骤S3，否则进入步骤S4。 S2: the first temperature sensor detects the temperature T 1 of the first compartment, and if the detected temperature is higher than the first temperature T 01 , the second temperature sensor detects the temperature T 2 of the second compartment, if the detection The obtained temperature is higher than the second temperature T 02 to proceed to step S3, otherwise to step S4.
S3：检测制冷单元是否工作，若制冷单元工作，进入步骤S3a，若制冷单元未工作，进入步骤S3b。S3: It is detected whether the refrigeration unit is working. If the refrigeration unit is in operation, the process proceeds to step S3a, and if the refrigeration unit is not operated, the process proceeds to step S3b.
S3a：提高制冷单元的工作功率，并工作一段时间，此时所述第一温度传感器检测第一间室的温度T 1和所述第二温度传感器检测第二间室的温度T 2，若T 1≤T 01，T 2≤T 02，关闭第一风门和第二风门，控制所述制冷单元停止工作；若T 1≤T 01，T 2>T 02，关闭第一风门，控制制冷单元继续工作一段时间，直到T 2≤T 02，关闭第一风门和第二风门， 控制所述制冷单元停止工作。当然，在其他实施例中，除了提高制冷单元的工作功率，也可根据检测第一间室和第二间室的温度相较第一温度和第二温度的差值，适当的调整第一风门和第二风门的开度，以保证第一间室和第二间室的温度相对稳定的降低。 S3a: increasing the operating power of the refrigeration unit and operating for a period of time, wherein the first temperature sensor detects the temperature T 1 of the first compartment and the second temperature sensor detects the temperature T 2 of the second compartment, if T 1 ≤ T 01 , T 2 ≤ T 02 , closing the first damper and the second damper to control the refrigeration unit to stop working; if T 1 ≤ T 01 , T 2 > T 02 , closing the first damper, controlling the refrigeration unit to continue Working for a period of time until T 2 ≤ T 02 , closing the first damper and the second damper to control the refrigeration unit to stop working. Of course, in other embodiments, in addition to increasing the operating power of the refrigeration unit, the first damper may be appropriately adjusted according to the difference between the temperature of the first compartment and the second compartment compared to the first temperature and the second temperature. And the opening of the second damper to ensure a relatively stable decrease in the temperature of the first compartment and the second compartment.
S3b：打开第一风门和第二风门，控制制冷单元工作一段时间，此时所述第一温度传感器检测第一间室的温度T 1和所述第二温度传感器检测第二间室的温度T 2，若T 1≤T 01，T 2≤T 02，关闭第一风门和第二风门，控制所述制冷单元停止工作；若T 1≤T 01，T 2>T 02，关闭第一风门，控制制冷单元继续工作一段时间，直到T 2≤T 02，关闭第一风门和第二风门，控制所述制冷单元停止工作。 S3b: opening the first damper and the second damper to control the refrigeration unit to operate for a period of time, at which time the first temperature sensor detects the temperature T 1 of the first compartment and the second temperature sensor detects the temperature T of the second compartment 2 , if T 1 ≤ T 01 , T 2 ≤ T 02 , close the first damper and the second damper to control the refrigeration unit to stop working; if T 1 ≤ T 01 , T 2 > T 02 , close the first damper, The control refrigeration unit continues to operate for a period of time until T 2 ≤ T 02 , closing the first damper and the second damper to control the refrigeration unit to stop working.
S4：检测制冷单元是否工作，若制冷单元工作，进入步骤S4a，若制冷单元未工作，进入步骤S4b。S4: Detecting whether the refrigeration unit is operating. If the refrigeration unit is operating, the process proceeds to step S4a, and if the refrigeration unit is not operating, the process proceeds to step S4b.
S4a：减小第二风门的开度和/或增加第一风门的开度，增加制冷单元工作功率后控制所述制冷单元工作一段时间，若T 1≤T 01，减小制冷单元工作功率，增大第二风门的开度和/或减小第一风门的开度；若T 1>T 01，进一步减小第二风门的开度和/或增加第一风门的开度，增加制冷单元工作功率后控制所述制冷单元工作一段时间，直到T 1≤T 01，减小制冷单元工作功率，增大第二风门的开度和/或减小第一风门的开度。 S4a: reducing the opening degree of the second damper and/or increasing the opening degree of the first damper, increasing the working power of the refrigeration unit, controlling the refrigeration unit to work for a period of time, and if T 1 ≤ T 01 , reducing the working power of the refrigeration unit, Increasing the opening degree of the second damper and/or decreasing the opening degree of the first damper; if T 1 >T 01 , further reducing the opening degree of the second damper and/or increasing the opening degree of the first damper, increasing the refrigeration unit After the working power, the refrigeration unit is controlled to operate for a period of time until T 1 ≤ T 01 , the cooling unit operating power is reduced, the opening of the second damper is increased, and/or the opening of the first damper is decreased.
若第一间室温度升高，第二间室温度不变，仅仅增加第一风门的开度可能造成第二间室制冷不够的问题，而仅仅增加制冷单元的功率将会造成第二间室温度突然降低。故本实施例，首先需要增加制冷单 元的功率，其次对应的调整第一风门和第二风门的开度，以在保证第二间室制冷条件不变的基础上，进一步降低第一间室的温度，使第一间室的温度尽快达到预设温度，实现对第一间室的快速制冷。If the temperature of the first compartment rises and the temperature of the second compartment does not change, merely increasing the opening of the first damper may cause insufficient cooling of the second compartment, and merely increasing the power of the refrigeration unit will result in the second compartment. The temperature suddenly drops. Therefore, in this embodiment, it is first necessary to increase the power of the refrigeration unit, and secondly, adjust the opening degrees of the first damper and the second damper to further reduce the first compartment on the basis of ensuring that the cooling condition of the second compartment is unchanged. The temperature is such that the temperature of the first compartment reaches the preset temperature as soon as possible to achieve rapid cooling of the first compartment.
S4b：打开第一风门，控制所述制冷单元工作一段时间，此时所述第一温度传感器检测第一间室的温度T 1，若T 1≤T 01，关闭第一风门，所述制冷单元停止工作；若T 1>T 01，则控制制冷单元继续工作一段时间，直到T 1≤T 01，关闭第一风门，所述制冷单元停止工作。 S4b: opening the first damper, controlling the refrigeration unit to work for a period of time, at which time the first temperature sensor detects the temperature T 1 of the first compartment, and if T 1 ≤ T 01 , closing the first damper, the refrigeration unit Stop working; if T 1 >T 01 , control the refrigeration unit to continue working for a period of time until T 1 ≤ T 01 , close the first damper, and the refrigeration unit stops working.
本发明的冰箱还可以通过调整第一风门或第二风门的大小，从而调整第一间室或第二间室的制冷类型，具体如下：The refrigerator of the present invention can also adjust the cooling type of the first compartment or the second compartment by adjusting the size of the first damper or the second damper, as follows:
所述第一间室还具有温度低于第一制冷状态的第三制冷状态，当所述第一间室由第一制冷状态转变为第三制冷状态时，增加第一风门的开度，相对应的需要改变制冷单元的功率及第二风门的开度。The first compartment further has a third cooling state in which the temperature is lower than the first cooling state, and when the first compartment is changed from the first cooling state to the third cooling state, the opening degree of the first damper is increased, Corresponding needs to change the power of the refrigeration unit and the opening of the second damper.
本实施例中，所述第一间室的第一制冷状态为冷藏状态，第三制冷状态为软冷冻状态；第二间室的第二制冷状态为冷冻状态，所述第二间室还可有软冷冻状态和冷藏状态。In this embodiment, the first cooling state of the first compartment is a refrigerated state, the third refrigerating state is a soft freezing state, the second refrigerating state of the second compartment is a frozen state, and the second compartment is further It has a soft frozen state and a refrigerated state.
当制冷间室在不同制冷状态之间转换时，第一风门和第二风门协调工作，本实施例以第一间室由冷藏状态转为软冷冻状态为例进行说明。When the refrigerating compartment is switched between different cooling states, the first damper and the second damper work in coordination. In this embodiment, the first compartment is changed from the refrigerating state to the soft freezing state as an example.
当第一间室由冷藏状态转为软冷冻状态时，首先需要增加第一风门的开度，若一段时间以后，第一间室未达到软冷冻状态的 温度时，可进一步增加第一风门的开度，若第一风门的开度已达最大值，此时可以提高制冷单元的功率并减小第二风门的开度。When the first compartment is changed from the refrigerating state to the soft freezing state, firstly, the opening degree of the first damper needs to be increased. If the first compartment does not reach the temperature of the soft freezing state after a period of time, the first damper may be further increased. The opening degree, if the opening degree of the first damper has reached a maximum value, the power of the refrigeration unit can be increased and the opening degree of the second damper can be reduced.
另外，本实施例的冰箱还可在第一风道和/或第二风道内设置加热装置，如此，在制冷间室由高制冷状态转为低制冷状态时，可开启对应的加热装置，使制冷间室可以尽快达到对应的制冷状态。将加热装置设置在第一风道和/或第二风道内，而不是在制冷间室内部，是为了防止加热装置烫伤用户。In addition, the refrigerator of the embodiment may further be provided with a heating device in the first air passage and/or the second air passage, so that when the cooling compartment is changed from the high cooling state to the low cooling state, the corresponding heating device can be turned on. The cooling compartment can reach the corresponding cooling state as soon as possible. The heating device is disposed in the first air passage and/or the second air passage instead of inside the refrigerating compartment to prevent the heating device from scalding the user.
本发明的冰箱的控制方法及冰箱，通过改变制冷单元的工作状态及第一风门和第二风门的开关和开度，实现冰箱间室在温度升高或者制冷状态转变时，可以对温度进行精确的控制及快速制冷。The control method of the refrigerator and the refrigerator of the invention can change the working state of the refrigeration unit and the opening and closing degree of the first damper and the second damper, so that the temperature of the refrigerator compartment can be accurately adjusted when the temperature rises or the cooling state changes. Control and fast cooling.
以上实施例仅用以说明本发明的技术方案而非限制，尽管参照较佳实施例对本发明进行了详细说明，本领域的普通技术人员应当理解，可以对本发明的技术方案进行修改或者等同替换，而不脱离本发明技术方案的精神和范围。The above embodiments are only used to illustrate the technical solutions of the present invention, and the present invention is not limited thereto. Although the present invention is described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention may be modified or substituted. Without departing from the spirit and scope of the technical solutions of the present invention.

Claims (7)

  1. 一种冰箱的控制方法，其特征在于，所述冰箱的控制方法包括如下步骤：A method for controlling a refrigerator, characterized in that the control method of the refrigerator comprises the following steps:
    S1：提供一种冰箱，所述冰箱包括第一间室、第二间室、连通第一间室的第一风道、连通第二间室的第二风道、用以向第一风道和第二风道提供冷量的制冷单元、第一间室和第一风道之间的第一风门、第二间室和第二风道之间的第二风门、分别设置在第一间室和第二间室内用以检测第一间室和第二间室温度的第一温度传感器和第二温度传感器、控制单元，所述控制单元用以控制第一风门和第二风门的开关和开度及制冷单元的功率，所述第一间室具有第一制冷状态，且所述第一间室处于第一制冷状态时预设温度为第一温度T 01，所述第二间室具有第二制冷状态，且所述第二间室处于第二制冷状态时预设温度为第二温度T 02； S1: Providing a refrigerator, the refrigerator comprising a first compartment, a second compartment, a first air passage connecting the first compartment, and a second air duct connecting the second compartment, for using the first air duct And a second air duct providing a cooling capacity, a first damper between the first compartment and the first air duct, and a second damper between the second compartment and the second air duct, respectively disposed in the first compartment a first temperature sensor and a second temperature sensor for detecting the temperature of the first compartment and the second compartment, and a control unit for controlling the switches of the first damper and the second damper The opening and the power of the refrigeration unit, the first compartment has a first cooling state, and the first compartment is in a first cooling state, the preset temperature is a first temperature T 01 , and the second compartment has a second cooling state, and the second compartment is in the second cooling state, the preset temperature is the second temperature T 02 ;
    S2：所述第一温度传感器检测第一间室的温度T 1，若检测得到的温度高于第一温度T 01，则所述第二温度传感器检测第二间室的温度T 2，若检测得到的温度高于第二温度T 02则进入步骤S3，否则进入步骤S4； S2: the first temperature sensor detects the temperature T 1 of the first compartment, and if the detected temperature is higher than the first temperature T 01 , the second temperature sensor detects the temperature T 2 of the second compartment, if the detection The obtained temperature is higher than the second temperature T 02 to proceed to step S3, otherwise proceeds to step S4;
    S3：检测制冷单元是否工作，若制冷单元工作，进入步骤S3a，若制冷单元未工作，进入步骤S3b；S3: detecting whether the refrigeration unit is working, if the refrigeration unit is working, proceeds to step S3a, if the refrigeration unit is not working, proceeds to step S3b;
    S3a：提高制冷单元的工作功率，并工作一段时间，此时检测第一间室的温度T 1和第二间室的温度T 2，若T 1≤T 01，T 2≤T 02，关闭第 一风门和第二风门，控制所述制冷单元停止工作； S3a: increasing the working power of the refrigeration unit and working for a period of time. At this time, the temperature T 1 of the first compartment and the temperature T 2 of the second compartment are detected. If T 1 ≤ T 01 , T 2 ≤ T 02 , the first is closed. a damper and a second damper, controlling the refrigeration unit to stop working;
    S3b：打开第一风门和第二风门，控制制冷单元工作一段时间，此时检测第一间室的温度T 1和第二间室的温度T 2，若T 1≤T 01，T 2≤T 02，关闭第一风门和第二风门，控制所述制冷单元停止工作； S3b: opening the first damper and the second damper, controlling the refrigeration unit to work for a period of time, at this time detecting the temperature T 1 of the first compartment and the temperature T 2 of the second compartment, if T 1 ≤ T 01 , T 2 ≤ T 02 , closing the first damper and the second damper to control the cooling unit to stop working;
    S4：检测制冷单元是否工作，若制冷单元工作，进入步骤S4a，若制冷单元未工作，进入步骤S4b；S4: detecting whether the refrigeration unit is working, if the refrigeration unit is working, proceeds to step S4a, if the refrigeration unit is not working, proceeds to step S4b;
    S4a：减小第二风门的开度和/或增加第一风门的开度，提高制冷单元工作功率后控制所述制冷单元工作一段时间，若T 1≤T 01，减小制冷单元工作功率，增大第二风门的开度和/或减小第一风门的开度； S4a: reducing the opening degree of the second damper and/or increasing the opening degree of the first damper, and improving the working power of the refrigeration unit to control the working of the refrigeration unit for a period of time, if T 1 ≤ T 01 , reducing the working power of the refrigeration unit, Increasing the opening of the second damper and/or decreasing the opening of the first damper;
    S4b：打开第一风门，控制所述制冷单元工作一段时间，此时所述第一温度传感器检测第一间室的温度T 1，若T 1≤T 01，关闭第一风门，所述制冷单元停止工作。 S4b: opening the first damper, controlling the refrigeration unit to work for a period of time, at which time the first temperature sensor detects the temperature T 1 of the first compartment, and if T 1 ≤ T 01 , closing the first damper, the refrigeration unit stop working.
  2. 根据权利要求1所述的冰箱的控制方法，其特征在于：所述步骤S3a进一步包括如下步骤：提高制冷单元的工作功率，并工作一段时间，此时检测第一间室的温度T 1和第二间室的温度T 2，若T 1≤T 01，T 2>T 02，关闭第一风门，控制制冷单元继续工作一段时间，直到T 2≤T 02，关闭第一风门和第二风门，控制所述制冷单元停止工作。 The control method of the refrigerator according to claim 1, wherein the step S3a further comprises the steps of: increasing the operating power of the refrigeration unit and operating for a period of time, wherein the temperature T 1 and the first chamber are detected. The temperature T 2 of the two compartments, if T 1 ≤ T 01 , T 2 > T 02 , close the first damper, control the refrigeration unit to continue working for a period of time until T 2 ≤ T 02 , close the first damper and the second damper, Controlling the refrigeration unit to stop working.
  3. 根据权利要求1所述的冰箱的控制方法，其特征在于：所述步骤S3b进一步包括如下步骤：打开第一风门和第二风门，控制制冷单元工作一段时间，此时检测第一间室的温度T 1和第二间室的温度T 2，若T 1≤T 01，T 2>T 02，关闭第一风门，控制制冷单元继续工作一段时间，直到T 2≤T 02，关闭第一风门和第二风门，控制所述制冷单元停止工作。 The control method of the refrigerator according to claim 1, wherein the step S3b further comprises the steps of: opening the first damper and the second damper, controlling the refrigeration unit to operate for a period of time, and detecting the temperature of the first compartment at this time. T 1 and the temperature of the second compartment T 2 , if T 1 ≤ T 01 , T 2 > T 02 , close the first damper, control the refrigeration unit to continue to work for a period of time until T 2 ≤ T 02 , close the first damper and The second damper controls the refrigeration unit to stop working.
  4. 根据权利要求1所述的冰箱的控制方法，其特征在于：所述步骤S4a进一步包括如下步骤：减小第二风门的开度和/或增加第一风门的开度，增加制冷单元工作功率后控制所述制冷单元工作一段时间，若T 1>T 01，进一步减小第二风门的开度和/或增加第一风门的开度，增加制冷单元工作功率后控制所述制冷单元工作一段时间，直到T 1≤T 01，减小制冷单元工作功率，增大第二风门的开度和/或减小第一风门的开度。 The control method of the refrigerator according to claim 1, wherein the step S4a further comprises the steps of: reducing the opening degree of the second damper and/or increasing the opening degree of the first damper to increase the working power of the refrigeration unit; Controlling the refrigeration unit to work for a period of time, if T 1 >T 01 , further reducing the opening degree of the second damper and/or increasing the opening degree of the first damper, and increasing the working power of the refrigeration unit to control the refrigeration unit to work for a period of time Until T 1 ≤ T 01 , the operating power of the refrigeration unit is reduced, the opening of the second damper is increased, and/or the opening of the first damper is decreased.
  5. 根据权利要求1所述的冰箱的控制方法，其特征在于：所述步骤S4b进一步包括如下步骤：打开第一风门，控制所述制冷单元工作一段时间，此时所述第一温度传感器检测第一间室的温度T 1，若T 1>T 01，则控制制冷单元继续工作一段时间，直到T 1≤T 01，关闭第一风门，所述制冷单元停止工作。 The control method of the refrigerator according to claim 1, wherein the step S4b further comprises the steps of: opening the first damper, controlling the refrigeration unit to operate for a period of time, and at the time, the first temperature sensor detects the first The temperature T 1 of the compartment, if T 1 > T 01 , controls the refrigeration unit to continue to operate for a period of time until T 1 ≤ T 01 , closing the first damper, and the refrigeration unit stops working.
  6. 根据权利要求1所述的冰箱的控制方法，其特征在于：所述第一间室还具有温度低于第一制冷状态的第三制冷状态，当所述第一间室由第一制冷状态转变为第三制冷状态时，增加第一风门的开度。The control method of the refrigerator according to claim 1, wherein the first compartment further has a third cooling state in which the temperature is lower than the first cooling state, and when the first compartment is changed from the first cooling state When it is in the third cooling state, the opening degree of the first damper is increased.
  7. 一种冰箱，其特征在于：所述冰箱为使用如权利要求1所述的冰箱的控制方法的冰箱。A refrigerator characterized in that the refrigerator is a refrigerator using the control method of the refrigerator according to claim 1.
PCT/CN2018/075354 2017-02-08 2018-02-06 Refrigerator control method and refrigerator WO2018145619A1 (en)

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