CN105928314B - Fan control method of a refrigerator, a refrigerator and a refrigerator fan control means - Google Patents

Fan control method of a refrigerator, a refrigerator and a refrigerator fan control means Download PDF

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Publication number
CN105928314B
CN105928314B CN201610251592.3A CN201610251592A CN105928314B CN 105928314 B CN105928314 B CN 105928314B CN 201610251592 A CN201610251592 A CN 201610251592A CN 105928314 B CN105928314 B CN 105928314B
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fan
refrigerator
control
according
pressure difference
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CN201610251592.3A
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Chinese (zh)
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CN105928314A (en
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王宝阳
杜士云
曾礼
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合肥美的电冰箱有限公司
美的集团股份有限公司
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B40/00Technologies aiming at improving the efficiency of home appliances
    • Y02B40/30Technologies aiming at improving the efficiency of home appliances relating to refrigerators or freezers
    • Y02B40/32Motor speed control of compressors or fans

Abstract

本发明提供了种冰箱风机控制方法、冰箱风机控制装置和冰箱,其中,所述冰箱风机控制方法包括:监测与冰箱的间室连通的风道的出风口与回风口的压强差;根据所述压强差,对向所述间室送风的风机的转速进行控制。 The present invention provides a method for controlling the fan types refrigerator, a refrigerator and a refrigerator fan control means, wherein said refrigerator fan control method comprising: monitoring with a refrigerator compartment air path communicating between the outlet and return air pressure differential; according to the pressure difference, the rotational speed of the blower chamber between the blower to be controlled. 通过本发明的技术方案,可以实现对间室内温度的精确控制,从而满足用户的实际使用需求。 By aspect of the present invention, accurate control of the indoor temperature to meet the actual needs of the user.

Description

冰箱风机控制方法、冰箱风机控制装置和冰箱 Fan control method of a refrigerator, a refrigerator and a refrigerator fan control means

技术领域 FIELD

[0001]本发明涉及家用电器技术领域,具体而言,涉及一种冰箱风机控制方法、一种冰箱风机控制装置和一种冰箱。 [0001] The present invention relates to the technical field of household appliances, in particular, to a method of controlling a refrigerator fan, a refrigerator is a refrigerator apparatus, and fan control.

背景技术 Background technique

[0002]目前,对冰箱的风机转速进行控制的方案具体如下:若接收到风机的开机请求,则控制风机开始运行,在风机运行时,根据冰箱所在的当前环境温度控制风机的转速。 [0002] Currently, the program for controlling the fan speed of the refrigerator as follows: upon receiving the request to turn on the fan, the fan is running, the control, the fan is running, according to the current ambient temperature of the refrigerator where the control of the fan speed. 但是, 由于冰箱的间室内的负载情况不同,间室的制冷需求也是不同的,因此,上述方案并未考虑冰箱的间室内的实际负载情况,导致了对间室内温度控制时不够准确。 However, due to differences between the interior of the refrigerator load, compartment cooling demand is also different, so the program does not consider the actual indoor load the refrigerator, resulting in inaccurate temperature control of indoor.

[0003]因此,如何提高对冰箱间室温度控制的准确性成为亟待解决的技术问题。 [0003] Therefore, how to improve the accuracy of the refrigerator compartment temperature control between the technical problems to be solved.

发明内容 SUMMARY

[0004]本发明旨在至少解决现有技术或相关技术中存在的技术问题之一。 [0004] The present invention aims to solve technical problems of the prior art or at least the relevant art that one.

[0005]为此,本发明的一个目的在于提出了一种冰箱风机控制方法。 [0005] It is therefore an object of the present invention to provide a method of controlling a refrigerator fan.

[0006] 本发明的另一个目的在于提出了一种冰箱风机控制装置。 [0006] Another object of the present invention is to provide a refrigerator fan control means.

[0007] 本发明的又一个目的在于提出了一种冰箱。 [0007] Yet another object of the present invention is to propose a refrigerator.

[0008]为实现上述至少一个目的,根据本发明的第一方面的实施例,提出了一种冰箱风机控制方法,包括:监测与冰箱的间室连通的风道的出风口与回风口的压强差;根据所述压强差,对向所述间室送风的风机的转速进行控制。 [0008] To achieve the above at least one object, according to an embodiment of the first aspect of the present invention there is provided a refrigerator fan control method, comprising: monitoring with a refrigerator compartment air path communicating between the outlet and the return air pressure difference; according to the pressure difference, the rotational speed of the blower chamber between the blower to be controlled.

[0009]根据本发明实施例的冰箱风机控制方法,由于冰箱的间室内的负载越多,与间室连通的风道的出风口与回风口的压强差就越大,因此,通过对风道的出风口与回风口的压强差进行监测,以根据压强差对风机的转速进行控制,从而实现对间室内温度的精确控制, 进而满足用户的实际使用需求。 [0009] The fan control method of a refrigerator of the embodiment of the present invention, since the more indoor load of the refrigerator, the air duct between the outlet chamber and the greater the difference between the return air pressure, and therefore, through the air duct the outlet pressure differential monitoring and return air, to control the fan speed according to the pressure difference, to achieve an accurate control of the indoor temperature, and thus meet the actual needs of the user.

[0010] 根据本发明的上述实施例的冰箱风机控制方法,还可以具有以下技术特征: [0010] The refrigerator fan control method of the above embodiments of the present invention may also have the following technical characteristics:

[0011]根据本发明的一个实施例,所述根据所述压强差,对向所述间室送风的风机的转速进行控制的步骤,具体包括:根据所述压强差,确定所述风机的工作电压;控制所述风机以所述工作电压运行,以对所述风机的转速进行控制。 [0011] According to one embodiment of the present invention, the rotational rate of the blower fan to the chamber between the step of controlling pressure according to the difference specifically comprises: according to the pressure difference, the wind turbine is determined operating voltage; controlling the operating voltage of the blower to run at a rotational speed of the fan is controlled.

[0012] 根据本发明实施例的冰箱风机控制方法,由于风机的转速随着电压的增大而增大,因此,通过对风机的工作电压进行控制来实现对风机的转速的控制,从而实现对间室的精确控温。 [0012] The fan control method of a refrigerator of the embodiment of the present invention, since the fan speed is increased with increasing voltage, and therefore, by controlling the operating voltage of the fan to achieve control of the fan speed, thereby to achieve precise temperature control between rooms.

[0013] 根据本发明的一个实施例,所述根据所述压强差,确定所述风机的工作电压的步骤,具体包括:在多个预设压强差范围中获取所述压强差所在的目标压强差范围;将所述目标压强差范围对应的电压作为所述工作电压。 [0013] According to one embodiment of the present invention, the basis of the pressure difference, the step of determining the operating voltage of the blower, comprises: a plurality of predetermined pressure difference in the range of obtaining a target pressure of the pressure differential is located difference range; range of the target pressure difference as a voltage corresponding to the operating voltage.

[0014] 根据本发明实施例的冰箱风机控制方法,通过预先设置有多个预设压强差范围, 若风道的出风口与回风口的压强差处于多个预设压强差范围中的目标压强差范围时,控制风机以目标压强差范围对应的电压运行,从而实现了根据压强差对风机的转速进行控制。 [0014] The refrigerator fan control method of an embodiment of the present invention, by presetting a plurality of predetermined pressure difference range, if the outlet duct pressure differential in the return air pressure in a plurality of predetermined target pressure difference range when the tolerance range, the control range of the fan corresponding to the target pressure differential operating voltage, thereby achieving a control of the fan speed according to the pressure difference.

[0015] 根据本发明的一个实施例,所述根据所述压强差,对向所述间室送风的风机的转速进行控制的步骤之前,包括:将所述冰箱当前所在的环境温度与预设温度进行比较;当所述环境温度小于所述预设温度时,根据所述压强差对所述风机的转速进行控制;当所述环境温度大于或等于所述预设温度时,控制所述风机以预设转速运行。 [0015] According to one embodiment of the present invention, the basis of the pressure difference, prior to the rotation speed of the blower fan chamber between said step of controlling, comprising: a current location of the refrigerator and ambient temperature pre set temperature; when the ambient temperature is less than the preset temperature, controlling the rotational speed of the fan based on said pressure differential; when the ambient temperature is greater than or equal to the preset temperature, controlling the fans run at a preset speed.

[0016] 根据本发明实施例的冰箱风机控制方法,若冰箱当前所在的环境温度大于预设温度,说明冰箱当前所在的环境温度过高,则直接控制风机以预设转速运行,从而避免环境温度过高给间室的温度造成比较大的影响。 [0016] The refrigerator fan control method of an embodiment of the present invention, a refrigerator is currently located if the ambient temperature is greater than a predetermined temperature, indicating that the refrigerator is currently located high ambient temperature, the direct control of the fan at a preset rotational speed, ambient temperature so as to avoid too high resulting in a relatively large impact on the temperature of the compartment.

[0017] 根据本发明的一个实施例,所述将所述冰箱当前所在的环境温度与预设温度进行比较的步骤之前,还包括:判断是否接收到控制所述风机开机的请求;若接收到控制所述风机开机的请求,则将所述环境温度与所述预设温度进行比较。 [0017] According to a previous embodiment of the present invention, the current location of the refrigerator to ambient temperature with a preset temperature of the step of comparing, further comprising: determining whether a power control request to said fan; if received the fan power control request, then the ambient temperature is compared with the preset temperature.

[0018] 根据本发明实施例的冰箱风机控制方法,如果风机未运行,说明间室的温度比较均衡,不需要控制风机运行来对间室温度进行调节;如果接收到控制风机开机的请求,即风机运行,将环境温度与预设温度进行比较来对风机的转速进行控制,避免了无论在何种情况下都执行上述方案,进一步地实现了对间室温度的精确控制。 [0018] The fan control method of a refrigerator of the embodiment of the present invention, if the fan is not running, the temperature of the compartment described more balanced, necessary to control the operation of the fan to be adjusted between room temperature; if the received power control request of the fan, i.e., fan operation, the ambient temperature and the preset temperature are compared to control the fan speed, to avoid the above-described embodiment is executed regardless of the circumstances in which, further to achieve accurate control of the temperature of the compartment.

[0019] 根据本发明的第二方面的实施例,提出了一种冰箱风机控制装置,包括:监测单元,用于监测与冰箱的间室连通的风道的出风口与回风口的压强差;第一控制单元,用于根据所述压强差,对向所述间室送风的风机的转速进行控制。 [0019] According to an embodiment of the second aspect of the present invention there is provided a refrigerator fan control apparatus, comprising: a monitoring unit, and a return air outlet duct of the pressure differential monitoring and communicating the refrigerator compartment; a first control unit according to the pressure difference, the rotational speed of the blower chamber between the blower to be controlled.

[0020] 根据本发明实施例的冰箱风机控制装置,由于冰箱的间室内的负载越多,与间室连通的风道的出风口与回风口的压强差就越大,因此,通过对风道的出风口与回风口的压强差进行监测,以根据压强差对风机的转速进行控制,从而实现对间室内温度的精确控制, 进而满足用户的实际使用需求。 [0020] The control device of the refrigerator according to embodiments of the present invention, the fan, since more room between the load of the refrigerator, the air duct between the outlet chamber and the pressure differential the greater the return air, and therefore, through the air duct the outlet pressure differential monitoring and return air, to control the fan speed according to the pressure difference, to achieve an accurate control of the indoor temperature, and thus meet the actual needs of the user.

[0021] 根据本发明的一个实施例,所述第一控制单元包括:确定子单元,用于根据所述压强差,确定所述风机的工作电压;控制子单元,用于控制所述风机以所述工作电压运行,以对所述风机的转速进行控制。 [0021] According to one embodiment of the present invention, the first control unit comprises: a determining sub-unit, according to the pressure difference for determining the operating voltage of the fan; control sub-unit, for controlling the blower to the operating voltage operates to control the rotational speed of the fan.

[0022] 根据本发明实施例的冰箱风机控制装置,由于风机的转速随着电压的增大而增大,因此,通过对风机的工作电压进行控制来实现对风机的转速的控制,从而实现对间室的精确控温。 [0022] The refrigerator according to an embodiment of the present invention, the fan control apparatus, since the fan speed is increased with increasing voltage, and therefore, by controlling the operating voltage of the fan to achieve control of the fan speed, thereby to achieve precise temperature control between rooms.

[0023] 根据本发明的一个实施例,所述确定子单元具体用于,在多个预设压强差范围中获取所述压强差所在的目标压强差范围,将所述目标压强差范围对应的电压作为所述工作电压。 [0023] According to one embodiment of the present invention, the determining sub-unit is configured to, in a plurality of predetermined pressure difference in the range of the target pressure difference acquired in a range where the pressure differential, corresponding to the target range of pressure differential voltage as the operating voltage.

[0024] 根据本发明实施例的冰箱风机控制装置,通过预先设置有多个预设压强差范围, 若风道的出风口与回风口的压强差处于多个预设压强差范围中的目标压强差范围时,控制风机以目标压强差范围对应的电压运行,从而实现了根据压强差对风机的转速进行控制。 [0024] The refrigerator according to an embodiment of the present invention, the fan control means, provided in advance with a plurality of predetermined pressure difference range, if the pressure difference between the outlet duct and the return air pressure in a plurality of predetermined target pressure difference range when the tolerance range, the control range of the fan corresponding to the target pressure differential operating voltage, thereby achieving a control of the fan speed according to the pressure difference.

[0025] 根据本发明的一个实施例,还包括:比较单元,用于将所述冰箱当前所在的环境温度与预设温度进行比较;所述第一控制单元具体用于,当所述环境温度小于所述预设温度时,根据所述压强差对所述风机的转速进行控制;第二控制单元,用于当所述环境温度大于或等于所述预设温度时,控制所述风机以预设转速运行。 [0025] According to one embodiment of the present invention, further comprising: a comparing unit, for the ambient temperature of the refrigerator is currently located is compared with a preset temperature; the first control unit is configured to, when the ambient temperature is when less than the preset temperature, according to the pressure difference of the rotational speed control of the fan; and a second control means for, when the ambient temperature is greater than or equal to the preset temperature, controlling the wind turbine to pre set speed operation.

[0026] 根据本发明实施例的冰箱风机控制装置,若冰箱当前所在的环境温度大于预设温度,说明冰箱当前所在的环境温度过高,则直接控制风机以预设转速运行,从而避免环境温度过高给间室的温度造成比较大的影响。 [0026] The refrigerator according to an embodiment of the present invention, the fan control apparatus, when the ambient temperature of the refrigerator is currently located is greater than a predetermined temperature, indicating that the refrigerator is currently located high ambient temperature, the direct control of the fan at a preset rotational speed, ambient temperature so as to avoid too high resulting in a relatively large impact on the temperature of the compartment.

[0027] 根据本发明的一个实施例,还包括:判断单元,用于判断是否接收到控制所述风机开机的请求;所述比较单元具体用于,若接收到控制所述风机开机的请求,则将所述环境温度与所述预设温度进行比较。 [0027] According to one embodiment of the present invention, further comprising: determining means for determining whether a request to control the fan power; a comparison unit configured to, when receiving said fan power control request, then the ambient temperature and the preset temperature are compared.

[0028] 根据本发明实施例的冰箱风机控制装置,如果风机未运行,说明间室的温度比较均衡,不需要控制风机运行来对间室温度进行调节;如果接收到控制风机开机的请求,即风机运行,将环境温度与预设温度进行比较来对风机的转速进行控制,避免了无论在何种情况下都执行上述方案,进一步地实现了对间室温度的精确控制。 [0028] The refrigerator according to an embodiment of the present invention, the fan control means, if the fan is not running, the temperature of the compartment described more balanced, necessary to control the operation of the fan to be adjusted between room temperature; if the received power control request of the fan, i.e., fan operation, the ambient temperature and the preset temperature are compared to control the fan speed, to avoid the above-described embodiment is executed regardless of the circumstances in which, further to achieve accurate control of the temperature of the compartment.

[0029] 根据本发明的第三方面的实施例,提出了一种冰箱,包括上述技术方案中任一项所述的冰箱风机控制装置,因此,该冰箱具有和上述技术方案中任一项所述的冰箱风机控制装置相同的技术效果,在此不再赘述。 [0029] According to an embodiment of the third aspect of the present invention there is provided a refrigerator, comprising a refrigerator fan control device according to any one aspect, therefore, the refrigerator having the above-described technical solutions and any one of the means the same technical effect refrigerator fan control described later, are not repeated here.

[0030] 本发明的附加方面和优点将在下面的描述中部分给出,部分将从下面的描述中变得明显,或通过本发明的实践了解到。 [0030] Additional aspects and advantages of the invention will be set forth in part in the description which follows, from the following description in part be apparent from, or learned by practice of the present invention.

附图说明 BRIEF DESCRIPTION

[0031] 本发明的上述和/或附加的方面和优点从结合下面附图对实施例的描述中将变得明显和容易理解,其中: [0031] The foregoing and / or other aspects and advantages of the invention will be described with reference to embodiments in conjunction with the embodiments become apparent and more readily appreciated below, wherein:

[0032] 图1示出了根据本发明的一个实施例的冰箱风机控制方法的示意流程图; [0032] FIG. 1 shows a schematic flowchart of a method of controlling a refrigerator fan embodiment of the present invention;

[0033]图2示出了根据本发明的另一个实施例的冰箱风机控制方法的示意流程图; [0033] FIG. 2 shows a schematic flow diagram of another method of controlling the refrigerator according to the present invention, the fan of the embodiment;

[0034]图3示出了根据本发明的实施例的冰箱风机控制装置的示意框图; [0034] FIG 3 illustrates a schematic block diagram of a control apparatus of a refrigerator according to an embodiment of the turbine of the present invention;

[0035]图4示出了根据本发明的实施例的冰箱的示意框图。 [0035] FIG. 4 shows a schematic block diagram of a refrigerator according to an embodiment of the present invention.

具体实施方式 Detailed ways

[0036] 为了能够更清楚地理解本发明的上述目的、特征和优点,下面结合附图和具体实施方式对本发明进行进一步的详细描述。 [0036] In order to more clearly understand the present invention the above object, features and advantages, the following specific embodiments and accompanying drawings further detailed description of the invention. 需要说明的是,在不冲突的情况下,本申请的实施例及实施例中的特征可以相互组合。 Incidentally, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

[0037]在下面的描述中阐述了很多具体细节以便于充分理解本发明,但是,本发明还可以采用其他不同于在此描述的其他方式来实施,因此,本发明的保护范围并不受下面公开的具体实施例的限制。 [0037] numerous specific details are set forth in the following description in order to provide a thorough understanding of the present invention, however, the present invention may also be in other ways other than described in the embodiment to use, therefore, the scope of the present invention is not limited by the following limiting embodiment of the disclosed specific embodiments.

[0038]图1示出了根据本发明的一个实施例的冰箱风机控制方法的示意流程图。 [0038] FIG. 1 shows a schematic flowchart of a refrigerator fan control method of an embodiment of the present invention.

[0039]如图1所示,根据本发明的一个实施例的冰箱风机控制方法,包括: [0039] 1, the fan control method of a refrigerator according to an embodiment of the present invention, comprising:

[0040]步骤102,监测与冰箱的间室连通的风道的出风口与回风口的压强差。 [0040] Step 102, the outlet monitoring and refrigerator compartment air duct in communication with the return air pressure difference. 例如,在风道的出风口和回风口分别设置压强传感器,通过压强传感器检测出风口和回风口处的压强,以计算出出风口与回风口的压强差。 For example, provided at the air outlet duct and the return air pressure sensor, respectively, detected by the pressure sensor and the outlet of the outlet back pressure, the pressure differential to calculate the air and return air.

[0041] 步骤104,根据压强差,对向间室送风的风机的转速进行控制。 [0041] Step 104, according to the pressure difference between the rotational speed of the blower fan chamber is controlled.

[0042]根据本发明实施例的冰箱风机控制方法,由于冰箱的间室内的负载越多,与间室连通的风道的出风口与回风口的压强差就越大,因此,通过对风道的出风口与回风口的压强差进行监测,以根据压强差对风机的转速进行控制,从而实现对间室内温度的精确控制, 进而满足用户的实际使用需求。 [0042] The fan control method of a refrigerator of the embodiment of the present invention, since the more indoor load of the refrigerator, the air duct between the outlet chamber and the greater the difference between the return air pressure, and therefore, through the air duct the outlet pressure differential monitoring and return air, to control the fan speed according to the pressure difference, to achieve an accurate control of the indoor temperature, and thus meet the actual needs of the user.

[0043] 根据本发明的上述实施例的冰箱风机控制方法,还可以具有以下技术特征: [0043] The refrigerator fan control method of the above embodiments of the present invention may also have the following technical characteristics:

[0044] 根据本发明的一个实施例,步骤104具体包括:根据压强差,确定风机的工作电压; 控制风机以工作电压运行,以对风机的转速进行控制。 [0044] According to one embodiment of the present invention, step 104 includes: in accordance with the pressure difference, determines the operating voltage of the fan; the operating voltage to control the fan operates to control the speed of the fan.

[0045] 根据本发明实施例的冰箱风机控制方法,由于风机的转速随着电压的增大而增大,因此,通过对风机的工作电压进行控制来实现对风机的转速的控制,从而实现对间室的精确控温。 [0045] The fan control method of a refrigerator according to an embodiment of the present invention, since the fan speed is increased with increasing voltage, and therefore, by controlling the operating voltage of the fan to achieve control of the fan speed, thereby to achieve precise temperature control between rooms.

[0046] 下面通过两个实施例来详细说明本发明的技术方案: [0046] Next to describe the technical solutions of the present invention in detail by two embodiments:

[0047] 实施例一:在多个预设压强差范围中获取风道的出风口与回风口的压强差所在的目标压强差范围;将目标压强差范围对应的电压作为工作电压。 [0047] Example a: a plurality of predetermined pressure difference in the range of acquired target duct pressure difference range air and return air pressure difference resides; voltage corresponding to the target differential pressure as an operating voltage range. 在上述实施例中,通过预先设置有多个预设压强差范围,若风道的出风口与回风口的压强差处于多个预设压强差范围中的目标压强差范围时,控制风机以目标压强差范围对应的电压运行,从而实现了根据压强差对风机的转速进行控制。 In the embodiment described above, by presetting a plurality of predetermined pressure difference range, if the outlet duct and the return air pressure differential in a plurality of predetermined pressure difference in the range of a target pressure difference range, the target control the fan pressure difference range corresponding to the operating voltage, thereby achieving a control of the fan speed according to the pressure difference.

[0048] 例如,多个预设压强差范围包括:小于4Pa的第一压强差范围,大于或等于4Pa且小于或等于8Pa的第二压强差范围,大于8Pa的第三压强差范围,其中,第一压强差范围对应8.4V,在风机的电压为8 • 4V时,风机的转速为1910rpm (rpm指每分钟转数,即Revolutions Per Minute);第二压强差范围对应9.8V,在风机的电压为9.8V时,风机的转速为2422rpm; 第三压强差范围对应11.2V,在风机的电压为11.2V时,风机的转速为2671rpm。 [0048] For example, a plurality of predetermined pressure difference range comprises: a first differential pressure range is less than 4Pa is greater than or equal to and less than or equal to 4Pa difference range 8Pa second pressure is greater than the third pressure difference range 8Pa, wherein corresponding to the first pressure difference range 8.4V, the voltage of the fan 8 • 4V, fan speed of 1910rpm (rpm means revolutions per minute, i.e. revolutions per minute); a second pressure differential corresponding to 9.8V range, the fan a voltage of 9.8V, the fan speed of 2422rpm; third differential pressure range corresponding 11.2V, the voltage when the fan is 11.2V, the fan speed of 2671rpm. 若风道的出风口与回风口的压强差是3Pa,即风道的出风口与回风口的压强差在第一压强差范围,则控制风机的电压为8.4V,即控制风机的转速为1910rpm。 If the duct outlet and the back pressure differential is 3Pa outlet, i.e. duct outlet and return air pressure difference between the pressure differential in the first range, the fan is controlled to the voltage 8.4V, i.e., to control the fan speed 1910rpm .

[0049]实施例二:设置多个预设压强差与电压的对应关系,在多个预设压强差中选择出与风道的出风口与回风口的压强差的差值最小的目标压强差,将目标压强差对应的电压作为风机的工作电压,从而控制风机以该工作电压运行。 [0049] Example II: a plurality of preset pressure difference between the voltage corresponding relation between the preset differential pressure in a plurality of selected and the outlet duct and the return air pressure differential of the difference between the minimum target pressure difference , corresponding to the pressure difference between the target voltage as the operating voltage of the fan, thereby controlling the operation of the fan to the operating voltage.

[0050]例如,多个预设压强差包括:2 • 5Pa、4Pa、5 • 2Pa、6 • 6Pa,上述多个预设压强差分别对应8.狀、9_8¥、11_2¥、12¥,在风机的电压为8_4¥时,风机的转速为1910印111,在风机的电压为9.8V时,风机的转速为2422rpm,在风机的电压为11.2V时,风机的转速为2671rpm,在风机的电压为12V时,风机的转速为2911rpm。 [0050] For example, a plurality of predetermined pressure differential comprises: 2 • 5Pa, 4Pa, 5 • 2Pa, 6 • 6Pa, a plurality of the above-described predetermined pressure difference corresponding 8-shaped, 9_8 ¥, 11_2 ¥, 12 ¥, in voltage of 8_4 ¥ fan, the fan speed is 1910 111 printed, at a voltage of 9.8V fan, fan speed of 2422rpm, when the voltage is 11.2V fan, fan speed of 2671rpm, the voltage of the fan is 12V, the fan speed of 2911rpm. 若风道的出风口与回风口的压强差是3Pa,即风道的出风口与回风口的压强差与2 • 5Pa的差值最小,则控制风机的电压为8.4V,即控制风机的转速为1910rpm。 If the duct outlet and the back pressure differential is 3Pa outlet, i.e. duct voltage difference between the return air and the air pressure difference between the 2 • 5Pa minimum, the fan is 8.4V, the control, i.e. control of the fan speed as 1910rpm. 当有两个预设压强差与风道的出风口与回风口的压强差的差值最小,则选择偏小的预设压强差对应的电压作为风机的工作电压。 When there are two preset pressure difference between the outlet duct and the return air pressure difference between the smallest difference is selected small voltage corresponding to a preset differential pressure as an operating voltage of the fan. 当然,也可以选择偏大的预设压强差对应的电压作为风机的工作电压。 Of course, you can also select too large a pressure difference corresponding to a preset voltage as an operating voltage of the fan.

[0051]根据本发明的一个实施例,步骤104之前,包括:将冰箱当前所在的环境温度与预设温度进行比较;当环境温度小于预设温度时,根据压强差对风机的转速进行控制;当环境温度大于或等于预设温度时,控制风机以预设转速运行。 [0051] The previous one embodiment, the step 104 of the present embodiment of the invention, comprising: a current location of the refrigerator temperature with a preset temperature; when the ambient temperature is less than the preset temperature, the fan speed is controlled according to the pressure difference; when the ambient temperature is greater than or equal to the preset temperature, controlling the fan at a preset rotational speed.

[0052]根据本发明实施例的冰箱风机控制方法,若冰箱当前所在的环境温度大于预设温度,说明冰箱当前所在的环境温度过高,则直接控制风机以预设转速运行,从而避免环境温度过高给间室的温度造成比较大的影响。 [0052] The fan control method of the refrigerator according to an embodiment of the present invention, a refrigerator is currently located if the ambient temperature is greater than a predetermined temperature, indicating that the refrigerator is currently located high ambient temperature, the direct control of the fan at a preset rotational speed, ambient temperature so as to avoid too high resulting in a relatively large impact on the temperature of the compartment.

[0053]根据本发明的一个实施例,将冰箱当前所在的环境温度与预设温度进行比较的步骤之前,还包括:判断是否接收到控制风机开机的请求;若接收到控制风机开机的请求,则将环境温度与预设温度进行比较。 Before [0053] According to one embodiment of the present invention, the refrigerator with the ambient temperature where the current preset temperature step of comparing, further comprising: determining whether a request to control the fan power; if receiving a request to control the fan power, then the ambient temperature with a preset temperature.

[0054]根据本发明实施例的冰箱风机控制方法,如果风机未运行,说明间室的温度比较均衡,不需要控制风机运行来对间室温度进行调节;如果接收到控制风机开机的请求,即风机运行,将环境温度与预设温度进行比较来对风机的转速进行控制,避免了无论在何种情况下都执行上述方案,进一步地实现了对间室温度的精确控制。 [0054] The fan control method of a refrigerator of the embodiment of the present invention, if the fan is not running, the temperature of the compartment described more balanced, necessary to control the operation of the fan to be adjusted between room temperature; if the received power control request of the fan, i.e., fan operation, the ambient temperature and the preset temperature are compared to control the fan speed, to avoid the above-described embodiment is executed regardless of the circumstances in which, further to achieve accurate control of the temperature of the compartment.

[0055]图2示出了根据本发明的另一个实施例的冰箱风机控制方法的示意流程图。 [0055] FIG. 2 shows a schematic flow diagram of the fan control method of a refrigerator according to another embodiment of the present invention.

[0056]如图2所示,根据本发明的另一个实施例的冰箱风机控制方法,包括: [0056] 2, the fan control method of the refrigerator according to another embodiment of the present invention, comprising:

[0057]步骤202,接收控制风机开机的请求。 [0057] Step 202, the reception control fan boot request.

[0058]步骤204,判断冰箱当前所在的环境温度是否大于预设温度(例如,预设温度是35 °C),在判断结果为是时,进入步骤206,否则,进入步骤208。 [0058] Step 204, it is determined whether or not the refrigerator is currently located is greater than a predetermined ambient temperature (e.g., preset temperature is 35 ° C), the determination result is YES, the process proceeds to step 206, otherwise, proceeds to step 208.

[0059]步骤206,当冰箱当前所在的环境温度大于预设温度,控制风机以电压11.2V运行。 [0059] Step 206, when the refrigerator where the ambient temperature is greater than the current preset temperature, controlling fan operation voltage to 11.2V. [0060] 步骤208,获取压强差AP所在的范围,压强差AP指与间室连通的风道的出风口与回风口的压强差,具体地,在风道的出风口与回风口分别放置有压强传感器,通过压强传感器检测出风口与回风口处的压强,以计算出出风口与回风口的压强差。 [0060] Step 208, acquiring range pressure difference AP is located, the pressure difference AP means the outlet duct communicates with the inter-chamber and the return air pressure difference, in particular, is placed in the air duct outlet and return air, respectively, pressure sensor detects the pressure at the outlet and return air through the pressure sensor, to calculate the difference between the pressure of the air and return air.

[0061] 步骤210,若AP<2Pa (例如,Pa = 1.2帕斯卡),则控制风机以电压8.4V运行。 [0061] Step 210, when the AP <2Pa (e.g., Pa = 1.2 Pascal), to control the fan operating voltage 8.4V.

[0062] 步骤212,若2Pa彡AP〈4Pa,则控制风机以电压9.8V运行。 [0062] Step 212, if 2Pa San AP <4Pa, to control the fan operating voltage 9.8V.

[0063] 步骤214,若AP彡4Pa,则控制风机以电压11.2V运行。 [0063] Step 214, when the AP San 4Pa, fan operation, the control voltage to 11.2V.

[0064] 在上述方案中,在冰箱的间室中放入不同的负载,能根据压强传感器监控到与间室连通的风道的出风口与回风口的压强,并反馈到主控板,通过主控板计算出风口与回风口的压强差,将对应的控制指令发送到风机,控制风机转速,从而达到精确温控的目的,这样既能根据用户的实际使用情况进行精确制冷,同时又能节省能耗。 [0064] In the above embodiment, the load into a different compartment in the refrigerator, the air path to monitor the communication between the chamber according to the pressure sensor and the outlet pressure of the return air, and fed back to the control board, by MPU calculates the difference between the pressure outlet and return air, and transmits the corresponding control command to the fan, fan speed control, so as to achieve the purpose of precise temperature control, not only can precise cooling users based on actual usage, while save energy.

[0065]图3示出了根据本发明的实施例的冰箱风机控制装置的示意框图。 [0065] FIG 3 illustrates a schematic block diagram of a control apparatus of a refrigerator according to an embodiment of the turbine of the present invention.

[0066] 如图3所示,根据本发明的实施例的冰箱风机控制装置300,包括:监测单元302和第一控制单元304,其中,监测单元302用于监测与冰箱的间室连通的风道的出风口与回风口的压强差;第一控制单元304,用于根据压强差,对向间室送风的风机的转速进行控制。 [0066] As shown, the control means 300 of the refrigerator according to an embodiment of the present invention, the fan 3, comprising: a monitoring unit 302 and the first control unit 304, wherein the monitoring unit 302 for monitoring the refrigerator compartment to communicate wind the pressure difference and the outlet passage of the return air; a first control unit 304, according to a pressure difference between the rotational speed of the blower fan chamber is controlled. [0067] 根据本发明实施例的冰箱风机控制装置300,由于冰箱的间室内的负载越多,与间室连通的风道的出风口与回风口的压强差就越大,因此,通过对风道的出风口与回风口的压强差进行监测,以根据压强差对风机的转速进行控制,从而实现对间室内温度的精确控制,进而满足用户的实际使用需求。 [0067] The control apparatus 300 according to an embodiment of the refrigerator of the present invention, the fan, since more room between the load of the refrigerator, and the outlet duct communicating between the chamber and the pressure differential the greater the return air, and therefore, by wind channel outlet pressure differential monitoring and return air, to control the fan speed according to the pressure difference, to achieve an accurate control of the indoor temperature, and thus meet the actual needs of the user.

[0068] 根据本发明的一个实施例,第一控制单兀304包括:确定子单兀3042,用于根据压强差,确定风机的工作电压;控制子单元3044,用于控制风机以工作电压运行,以对风机的转速进行控制。 [0068] According to one embodiment of the present invention, the first control unit 304 comprises Wu: Wu determining sub-unit 3042, according to the pressure difference for determining the operating voltage of the fan; control sub-unit 3044 for controlling the operation of the fan to the operating voltage to control the rotational speed of the fan.

[0069] 根据本发明实施例的冰箱风机控制装置300,由于风机的转速随着电压的增大而增大,因此,通过对风机的工作电压进行控制来实现对风机的转速的控制,从而实现对间室的精确控温。 [0069] The control means 300 of the refrigerator according to an embodiment of the present invention the fan, since the fan speed is increased with increasing voltage, thus to achieve control of the fan speed by controlling the operating voltage of the fan, in order to achieve precise temperature control of the compartment.

[0070] 根据本发明的一个实施例,确定子单兀3〇42具体用于,在多个预设压强差范围中获取压强差所在的目标压强差范围,将目标压强差范围对应的电压作为工作电压。 [0070] According to an embodiment of the present invention, the determining subunit Wu 3〇42 particular for a plurality of predetermined pressure difference in the range of a target pressure difference acquired in the range where the difference in pressure, the target pressure difference as a voltage corresponding to a range Operating Voltage.

[0071] 根据本发明实施例的冰箱风机控制装置300,通过预先设置有多个预设压强差范围,若风道的出风口与回风口的压强差处于多个预设压强差范围中的目标压强差范围时, 控制风机以目标压强差范围对应的电压运行,从而实现了根据压强差对风机的转速进行控制。 [0071] The control means 300 of the refrigerator according to the present embodiment of the invention, the fan, is provided in advance with a plurality of predetermined pressure difference range, if the outlet duct and the return air pressure differential in a plurality of predetermined target pressure difference range when the pressure difference range, the fan control range corresponding to the target pressure differential operating voltage, thereby achieving a control of the fan speed according to the pressure difference.

[0072]根据本发明的一个实施例,还包括:比较单元306,用于将冰箱当前所在的环境温度与预设温度进行比较;第一控制单元304具体用于,当环境温度小于预设温度时,根据压强差对风机的转速进行控制;第二控制单元308,用于当环境温度大于或等于预设温度时, 控制风机以预设转速运行。 [0072] According to one embodiment of the present invention, further comprising: a comparison unit 306 for the current location of the refrigerator temperature with a preset temperature; a first control unit 304 is configured to, when the ambient temperature is less than a predetermined temperature when the fan speed is controlled according to a pressure difference; second control unit 308 for when the ambient temperature is greater than or equal to the preset temperature, controlling the fan at a preset rotational speed.

[0073]根据本发明实施例的冰箱风机控制装置300,若冰箱当前所在的环境温度大于预设温度,说明冰箱当前所在的环境温度过高,则直接控制风机以预设转速运行,从而避免环境温度过高给间室的温度造成比较大的影响。 [0073] Control of the refrigerator according to an embodiment of the present invention the fan device 300 is currently located if the refrigerator temperature is greater than a predetermined ambient temperature, indicating that the refrigerator is currently located high ambient temperature, the direct control of the fan at a preset rotational speed, thereby avoiding environmental high temperature caused a relatively large impact on the temperature of the compartment.

[0074] 根据本发明的一个实施例,还包括:判断单元310,用于判断是否接收到控制风机开机的请求;比较单元306具体用于,若接收到控制风机开机的请求,则将环境温度与预设温度进行比较。 [0074] According to an embodiment of the present invention, further comprising: a determination unit 310 for determining whether a request to control the fan power; comparing unit 306 is specifically configured to control the fan power when receiving a request, then the ambient temperature compared with a preset temperature.

[0075] 根据本发明实施例的冰箱风机控制装置300,如果风机未运行,说明间室的温度比较均衡,不需要控制风机运行来对间室温度进行调节;如果接收到控制风机开机的请求,即风机运行,将环境温度与预设温度进行比较来对风机的转速进行控制,避免了无论在何种情况下都执行上述方案,进一步地实现了对间室温度的精确控制。 [0075] Control of the refrigerator according to an embodiment of the present invention the fan device 300, if the fan is not running, the temperature of the compartment described more balanced, necessary to control the operation of the fan to be adjusted between room temperature; If a request to control the fan power, That fan operation, the ambient temperature and the preset temperature are compared to control the fan speed, to avoid the above-described embodiment is executed regardless of the circumstances in which, further to achieve accurate control of the temperature of the compartment.

[0076] 图4示出了根据本发明的实施例的冰箱的示意框图。 [0076] FIG. 4 shows a schematic block diagram of a refrigerator according to an embodiment of the present invention.

[0077] 如图4所示,根据本发明的实施例的冰箱400,包括上述技术方案中任一项的冰箱风机控制装置300,因此,该冰箱400具有和上述技术方案中任一项的冰箱风机控制装置300 相同的技术效果,在此不再赘述。 [0077] As shown, a refrigerator 400 according to an embodiment of the present invention, a refrigerator fan comprising the above technical solution according to any one of the control device 3004, thus, the refrigerator 400 and the refrigerator having the above-mentioned technical solutions according to any one of the same technical effect of wind turbine control device 300, are not repeated here.

[0078] 以上结合附图详细说明了本发明的技术方案,通过本发明的技术方案,可以实现对间室内温度的精确控制,从而满足用户的实际使用需求。 Technical details of the invention [0078] above in connection with the accompanying drawings aspect of the present invention, accurate control of the indoor temperature to meet the actual needs of the user.

[0079] 在本发明中,术语“第一”、“第二”仅用于描述的目的,而不能理解为指示或暗示相对重要性;术语“多个”表示两个或两个以上;术语“相连”、“连接”等均应做广义理解,例如, 可以是固定连接,也可以是可拆卸连接,或一体地连接;可以是直接相连,也可以通过中间媒介间接相连。 [0079] In the present invention, the terms "first", "second" are used only for the purpose of description, and not intended to indicate or imply relative importance; the term "plurality" means two or more; term "coupled", "connected" and the like should be broadly understood, for example, may be a fixed connection, the connection may be detachable or integrally connected; may be directly connected, can also be connected indirectly through an intermediary. 对于本领域的普通技术人员而言,可以根据具体情况理解上述术语在本发明中的具体含义。 Those of ordinary skill in the art, to be understood that the specific meanings in the present invention depending on the circumstances.

[0080] 以上仅为本发明的优选实施例而已,并不用于限制本发明,对于本领域的技术人员来说,本发明可以有各种更改和变化。 [0080] The above is merely illustrate the preferred embodiments of the present invention, not intended to limit the present invention, those skilled in the art, the present invention may have various changes and variations. 凡在本发明的精神和原则之内,所作的任何修改、 等同替换、改进等,均应包含在本发明的保护范围之内。 Any modification within the spirit and principle of the present invention, made, equivalent substitutions, improvements, etc., should be included within the scope of the present invention.

Claims (7)

1. 一种冰箱风机控制方法,其特征在于,包括: 监测与冰箱的间室连通的风道的出风口与回风口的压强差; 根据所述压强差,对向所述间室送风的风机的转速进行控制; 所述根据所述压强差,对向所述间室送风的风机的转速进行控制的步骤,具体包括: 根据所述压强差,确定所述风机的工作电压; 控制所述风机以所述工作电压运行,以对所述风机的转速进行控制; 所述根据所述压强差,对向所述间室送风的风机的转速进行控制的步骤之前,包括: 将所述冰箱当前所在的环境温度与预设温度进行比较; 当所述环境温度小于所述预设温度时,根据所述压强差对所述风机的转速进行控制; 当所述环境温度大于或等于所述预设温度时,控制所述风机以预设转速运行。 A refrigerator fan control method comprising: monitoring a duct communicating with the refrigerator compartment of an air pressure differential in the return air; according to the pressure difference of the air blowing into the compartment fan speed control; the pressure according to the difference between the rotational speed of the blower to said chamber fan step of controlling comprises: based on said pressure difference, determines the operating voltage of the fan; controlling the said operating voltage to said blower operates to control the rotational speed of the fan; prior to the pressure according to the difference of the rotational speed of the air blowing fan to the chamber between the step of controlling is performed, comprising: the refrigerator where the current ambient temperature with a preset temperature; when the ambient temperature is less than the preset temperature, controlling the rotational speed of the fan based on said pressure difference; when the ambient temperature is greater than or equal to the when the preset temperature, controlling the fan at a preset rotational speed.
2. 根据权利要求1所述的冰箱风机控制方法,其特征在于,所述根据所述压强差,确定所述风机的工作电压的步骤,具体包括: 在多个预设压强差范围中获取所述压强差所在的目标压强差范围; 将所述目标压强差范围对应的电压作为所述工作电压。 The fan control method of the refrigerator according to claim 1, wherein said pressure difference according to the step of operating voltage of the blower is determined, comprises: a plurality of predetermined pressure difference in the range of the acquired said target differential pressure range where the pressure difference; a voltage corresponding to the target range of pressure differential as the operating voltage.
3. 根据权利要求1所述的冰箱风机控制方法,其特征在于,所述将所述冰箱当前所在的环境温度与预设温度进行比较的步骤之前,还包括: 判断是否接收到控制所述风机开机的请求; 若接收到控制所述风机开机的请求,则将所述环境温度与所述预设温度进行比较。 The refrigerator fan control method according to claim 1, characterized in that, the current location of the refrigerator to ambient temperature and the preset temperature before the step of comparing, further comprising: determining whether the received control fan boot request; if the fan receives power control request, then the ambient temperature and the preset temperature are compared.
4. 一种冰箱风机控制装置,其特征在于,包括: 监测单元,用于监测与冰箱的间室连通的风道的出风口与回风口的压强差; 第一控制单元,用于根据所述压强差,对向所述间室送风的风机的转速进行控制; 所述第一控制单元包括: 确定子单元,用于根据所述压强差,确定所述风机的工作电压; 控制子单元,用于控制所述风机以所述工作电压运行,以对所述风机的转速进行控制; 还包括: 比较单元,用于将所述冰箱当前所在的环境温度与预设温度进行比较; 所述第一控制单元具体用于,当所述环境温度小于所述预设温度时,根据所述压强差对所述风机的转速进行控制; 第二控制单元,用于当所述环境温度大于或等于所述预设温度时,控制所述风机以预设转速运行。 A refrigerator fan control apparatus comprising: a monitoring unit for monitoring air duct communicating with the refrigerator compartment return air and the outlet pressure differential; a first control means, according to the pressure difference, the rotational speed of the blower chamber between the blower to be controlled; the first control unit comprises: a determining sub-unit, according to the pressure difference for determining the operating voltage of the blower; control sub-unit, for controlling the operating voltage of the blower to run at a rotational speed of the fan is controlled; further comprising: a comparison unit, the refrigerator is currently located for comparing the ambient temperature with a preset temperature; the first a control unit configured to, when the ambient temperature is less than the preset temperature, controlled according to the pressure difference of the fan speed; second control means for, when the ambient temperature is greater than or equal to when said preset temperature, controlling the fan at a preset rotational speed.
5. 根据权利要求4所述的冰箱风机控制装置,其特征在于,所述确定子单元具体用于, 在多个预设压强差范围中获取所述压强差所在的目标压强差范围,将所述目标压强差范围对应的电压作为所述工作电压。 The refrigerator fan control apparatus according to claim 4, wherein the determining sub-unit is configured to, in a plurality of predetermined pressure difference in the range of the target pressure difference acquiring range where the differential pressure, The said pressure difference range corresponding to the target voltage as the operating voltage.
6. 根据权利要求4所述的冰箱风机控制装置,其特征在于,还包括: 判断单元,用于判断是否接收到控制所述风机开机的请求; 所述比较单元具体用于,若接收到控制所述风机开机的请求,则将所述环境温度与所述预设温度进行比较。 The refrigerator fan control apparatus according to claim 4, characterized in that, further comprising: determining means for determining whether a request to control the fan power; a comparison unit configured to, when receiving the control the blower boot request, then the ambient temperature is compared with the preset temperature.
7. 一种冰箱,其特征在于,包括:如权利要求4至6中任一项所述的冰箱风机控制装置。 7. A refrigerator comprising: a refrigerator fan according to any one of claims 4 to 6, control apparatus as claimed in claim.
CN201610251592.3A 2016-04-20 2016-04-20 Fan control method of a refrigerator, a refrigerator and a refrigerator fan control means CN105928314B (en)

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CN106895642A (en) * 2017-02-15 2017-06-27 合肥美的电冰箱有限公司 Air-cooled refrigerator and cold storage air supply amount control method thereof

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