CN102878776A - Refrigerator and control method thereof - Google Patents
Refrigerator and control method thereof Download PDFInfo
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- CN102878776A CN102878776A CN2012104138613A CN201210413861A CN102878776A CN 102878776 A CN102878776 A CN 102878776A CN 2012104138613 A CN2012104138613 A CN 2012104138613A CN 201210413861 A CN201210413861 A CN 201210413861A CN 102878776 A CN102878776 A CN 102878776A
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Abstract
The invention provides a control method of a refrigerator. The control method comprises the following steps: collecting the current environment temperature at which the refrigerator is located; judging whether a first temperature space of the current environment temperature is the same as the temperature space of a second temperature space of the environment temperature previously collected; if the temperature difference is less than or equal to a preset temperature, then retaining a constant operation mode of the refrigerator; and if the temperature difference is not greater than the preset temperature, changing the operation mode corresponding to the first temperature of the operation mode of the refrigerator, wherein the starting up point temperature and outage point temperature of the refrigerator are different in different operation modes. The control method provided by the embodiment of the invention avoids the ceaseless conversion of the start-stop machine point temperature of the refrigerator when the ring temperature ceaselessly fluctuates at two temperature spaces from the left to the right, thereby realizing accuracy and stable control temperature of the refrigerator. The invention also provides the refrigerator.
Description
Technical field
The present invention relates to technical field of refrigeration equipment, particularly a kind of control method of refrigerator and refrigerator.
Background technology
For refrigerator, the stable control of temperature is to improve one of important leverage of performance and quality.Temperature control and the ring temperature of refrigerator have very large relation, and at present, temperature control is the method that adopts the by stages to electric control refrigerator mostly to ring, and each corresponding interval startup-shutdown point side-play amount is different.So in the ordinary course of things, can realize the stable control of temperature.
But in each interval critical point, the small skew of ring temperature will cause startup-shutdown point very significantly to fluctuate.For example, 21 ℃＜=ring temperature＜28 ℃ of startup-shutdown points corresponding to refrigerating chamber be+4 ℃ /+2 ℃, and the 28 ℃＜=startup-shutdown point that encircles temperature＜35 ℃ of correspondences is+5 ℃ /+3 ℃, encircle warm when 28 ℃ of left and right sides minor fluctuations corresponding startup-shutdown point deviation about 1 degree centigrade is just arranged.So when the ring temperature fluctuateed about 28 ℃, the deviation about 1 ℃ will appear in refrigerator startup-shutdown point, namely when the ring temperature ceaselessly fluctuates about 28 ℃, cause the not stall of the startup-shutdown point temperature of refrigerator to change, thereby affect the temperature control of refrigerator.
Summary of the invention
The present invention one of is intended to solve the problems of the technologies described above at least or provides at least a kind of useful commerce to select.For this reason, one object of the present invention is to propose a kind of control method of refrigerator of the stable control that can realize more accurately temperature.Another object of the present invention is to provide a kind of refrigerator.
To achieve these goals, first aspect present invention embodiment has proposed a kind of control method of refrigerator, may further comprise the steps: the current environmental temperature that gathers the residing environment of refrigerator; Second temperature range at the environment temperature place whether the first temperature range of judging described current environmental temperature place gathers with the last time is that same temperature is interval; If not, further judge then whether the temperature difference between the extreme value of described current environmental temperature and described the second temperature range is less than or equal to predetermined temperature; If the described temperature difference is less than or equal to described predetermined temperature, then keep the mode of operation of described refrigerator constant; And if the described temperature difference is greater than described predetermined temperature, the mode of operation that then changes described refrigerator is mode of operation corresponding to the first temperature range, and wherein, in different mode of operations, the starting point temperature of refrigeration for refrigerator is different with the break point temperature.
Control method according to the refrigerator of the embodiment of the invention; avoided causing startup-shutdown point temperature significantly to shake when the ring temperature two temperature range critical point place minor variations; thereby better by temperature stabilization control compressor; the work of the temperature control loads such as heater; namely avoid the not stall of the startup-shutdown point temperature of refrigerator when the ring temperature ceaselessly fluctuates about two temperature range critical points to change; thereby realize accurate, the stable control to the temperature of refrigerator, strengthened the performance of refrigerator.
In addition, the control method of refrigerator according to the above embodiment of the present invention can also have following additional technical characterictic:
Further, judge that the step whether the temperature difference between the extreme value of described current environmental temperature and described the second temperature range is less than or equal to predetermined temperature comprises: judge whether described current environmental temperature is higher than the ceiling temperature of described the second temperature range; If described current environmental temperature is higher than described ceiling temperature, then whether the temperature difference between more described current environmental temperature and the described ceiling temperature is less than or equal to described predetermined temperature; And if described current environmental temperature is less than described ceiling temperature, then whether the temperature difference between the lower limit temperature of more described current environmental temperature and described the second temperature range is less than or equal to described predetermined temperature.。
Further, the division of described temperature range is set by the technical staff.
Further, described predetermined temperature is positioned between [0.5,1.5] ℃.
Second aspect present invention embodiment provides a kind of refrigerator, comprising: casing is limited with a chamber in the described casing; The door body, described door body is installed in and is used for opening and closing described chamber on the described casing; The ring temperature sensor is for the environment temperature that gathers the residing environment of refrigerator; Controller; described controller is used for judging that second temperature range at the environment temperature place whether first temperature range at the current environmental temperature place of described ring temperature sensor collection gathers with the last time is that same temperature is interval; and judging whether the temperature difference between the extreme value of further judging described current environmental temperature and described the second temperature range when interval for same temperature is less than or equal to predetermined temperature; and when being less than or equal to described predetermined temperature, the described temperature difference keep the mode of operation of described refrigerator constant; otherwise the mode of operation that changes described refrigerator is mode of operation corresponding to the first temperature range; wherein; in different mode of operations, the starting point temperature of refrigeration for refrigerator is different with the break point temperature.
Refrigerator according to the embodiment of the invention; avoided causing startup-shutdown point temperature significantly to shake when the ring temperature two temperature range critical point place minor variations; thereby better by temperature stabilization control compressor; the work of the temperature control loads such as heater; namely avoid the not stall of the startup-shutdown point temperature of refrigerator when the ring temperature ceaselessly fluctuates about two temperature range critical points to change; thereby realize accurate, the stable control to the temperature of refrigerator, strengthened the performance of refrigerator.
In addition, refrigerator according to the above embodiment of the present invention can also have following additional technical characterictic:
Further, described controller is used for: judge whether described current environmental temperature is higher than the ceiling temperature of described the second temperature range; If described current environmental temperature is higher than described ceiling temperature, then whether the temperature difference between more described current environmental temperature and the described ceiling temperature is less than or equal to described predetermined temperature; And if described current environmental temperature is less than described ceiling temperature, then whether the temperature difference between the lower limit temperature of more described current environmental temperature and described the second temperature range is less than or equal to described predetermined temperature.
Further, the division of described temperature range is set by the technical staff.
Further, described predetermined temperature is positioned between [0.5,1.5] ℃.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
Fig. 1 is the flow chart of the control method of refrigerator according to an embodiment of the invention.
The specific embodiment
The below describes embodiments of the invention in detail, and the example of described embodiment is shown in the drawings, and wherein identical or similar label represents identical or similar element or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment that is described with reference to the drawings, only be used for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, term " " center "; " vertically "; " laterally "; " on "; D score; " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only be for convenience of description the present invention and simplified characterization, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second " only are used for describing purpose, and can not be interpreted as indication or hint relative importance.
In description of the invention, need to prove that unless clear and definite regulation and restriction are arranged in addition, term " installation ", " linking to each other ", " connection " should be done broad understanding, for example, can be to be fixedly connected with, also can be to removably connect, or connect integratedly; Can be mechanical connection, also can be to be electrically connected; Can be directly to link to each other, also can indirectly link to each other by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand above-mentioned term concrete meaning in the present invention.
Below with reference to control method and the refrigerator of accompanying drawing description according to the refrigerator of the embodiment of the invention.
The control method of the refrigerator of the embodiment of the invention may further comprise the steps: the current environmental temperature that gathers the residing environment of refrigerator; Second temperature range at the environment temperature place whether the first temperature range of judging the current environmental temperature place gathers with the last time is that same temperature is interval; If not, judge further then whether the temperature difference between the extreme value of current environmental temperature and the second temperature range is less than or equal to predetermined temperature; If the temperature difference is less than or equal to predetermined temperature, then keep the mode of operation of refrigerator constant; And if the temperature difference is greater than predetermined temperature, the mode of operation that then changes refrigerator is mode of operation corresponding to the first temperature range, and wherein, in different mode of operations, the starting point temperature of refrigeration for refrigerator is different with the break point temperature.
Particularly, as shown in Figure 1, the control method of refrigerator according to an embodiment of the invention may further comprise the steps:
Step S101, beginning.Be that refrigerator is in open state.
Step S102, temperature collection.Particularly, behind the plugged, refrigerator gathers the temperature of residing environment, is provided with the ring temperature sensor in the refrigerator, gathers the current environmental temperature of the residing environment of refrigerator by the ring temperature sensor.Certainly, embodiments of the invention are not limited to this, also can gather environment temperature by alternate manner, such as electronic thermometer etc.
Step S103, warm area is judged.Particularly, when ring after warm collector collects the current environmental temperature of refrigerator environment of living in, second temperature range at the environment temperature place whether the first temperature range of judging the current environmental temperature place collects with the last time is the same temperature interval.Further, the division of described the first temperature range and the second temperature range is set by the technical staff, for example, and when refrigerator is produced, the division of the warm area of being set by the technical staff, such as, since 0 degree, the 0-5 degree is a warm area, the 6-10 degree is another subregion, certainly, the division of initial value and interval width is set by the technical staff, can be multiple zoned format.The current ring temperature of the warm collector collection of hypothesis ring is 6 degrees centigrade in the present embodiment, and the front ring temperature that once gathers is 5 degrees centigrade, can judge that then the environment temperature of twice collection is not as in the same temperature interval, i.e. temperature range that is arranged in the 0-5 degree, another is arranged in the temperature range of 6-10 degree, in this example, the first temperature range is the temperature range of 6-10 degree as can be known, and the second temperature range is the temperature range of 0-5 degree.
Step S104 judges whether warm area changes, and by the example that is exemplified as among the above-mentioned steps S103, warm area has changed as can be known.
S105 judges whether the temperature difference is less than or equal to predetermined temperature.Concrete, interval if the first temperature range and the second temperature range are not same temperature, judge then whether its temperature difference is less than or equal to predetermined temperature.
Particularly, if it is interval that the first temperature range and the second temperature range are not same temperature, judge further then whether the temperature difference between the extreme value of warm and the second temperature range of current ring is less than or equal to predetermined temperature, in this example, predetermined temperature is positioned between [0.5,1.5] ℃.Be understandable that predetermined temperature can be positioned at but be not limited to: between [0.5,1.5] ℃, for example, can correspondingly set interval larger or smaller that this predetermined temperature is positioned at according to temperature inversion speed of locality etc.For example, when current environmental temperature is 6 ℃, the second temperature range is 0-5 ℃, therefore, the difference between 6 ℃ and 5 ℃ is positioned between [0.5,1.5] ℃, therefore, can judge that the temperature difference between the extreme value of current environmental temperature and the second temperature range is less than or equal to predetermined temperature.In one embodiment of the invention, judge that the step whether the temperature difference between the extreme value of current environmental temperature and the second temperature range is less than or equal to predetermined temperature comprises:
1, judges whether current environmental temperature is higher than the ceiling temperature of the second temperature range.
If 2 current environmental temperature are higher than ceiling temperature, then relatively whether the temperature difference between current environmental temperature and the ceiling temperature is less than or equal to predetermined temperature.
If 3 current environmental temperature are less than ceiling temperature, then relatively whether the temperature difference between the lower limit temperature of current environmental temperature and the second temperature range is less than or equal to predetermined temperature.
If it is interval that 4 first temperature ranges and the second temperature range are same temperature, then finish all operations.
S106 keeps the warm area of last time constant.Particularly, if judge that the temperature difference is less than or equal to predetermined temperature, then keep the warm area of last time constant, namely keep the second warm area constant, the mode of operation of refrigerator remains unchanged.If judge the temperature difference greater than predetermined temperature, the mode of operation that then changes refrigerator is mode of operation corresponding to the first warm area.Wherein, in different mode of operations, different with the break point temperature to the starting point temperature of refrigeration for refrigerator.Thus; avoid two and encircled the problem that the critical value minor variations causes startup-shutdown point significantly to shake between warm areas; the temperature that for example detected before 1 minute is 5 degree; the temperature that detects after 1 minute is 6 degree; the temperature that detected after 1 minute is 5 degree; so always 5 the degree and 6 the degree between checker; in control method in the past; the startup-shutdown point temperature of startup-shutdown is thereupon fluctuation change always; affected refrigerator temperature control; and embodiments of the invention; when the ring temperature changes in predetermined temperature range; when namely being less than or equal to predetermined temperature; the refrigerator work pattern remains unchanged; for example; the temperature that detected before 1 minute is 5 degree; the temperature that detects after 1 minute is 6 degree; the temperature that detected after 1 minute is 5 degree; although the ring temperature is checker between 5 degree and 6 degree; but the startup-shutdown point of refrigerator is temperature-resistant, avoids Temp. control method to temperature controlled back and forth fluctuation, makes the temperature control of refrigerator more stable; prevent from the situation that startup-shutdown point is significantly shaken occurring in each critical point of refrigerator warm area, improve the accuracy of temperature control of refrigerator and the performance of refrigerator.
S107 finishes.Be that refrigerator is in stopped status.
Control method according to the refrigerator of the embodiment of the invention; avoided causing startup-shutdown point temperature significantly to shake when the ring temperature two temperature range critical point place minor variations; thereby better by temperature stabilization control compressor; the work of the temperature control loads such as heater; namely avoid the not stall of the startup-shutdown point temperature of refrigerator when the ring temperature ceaselessly fluctuates about two temperature range critical points to change; thereby realize accurate, the stable control to the temperature of refrigerator, strengthened the performance of refrigerator.
Further embodiment of the present invention has proposed a kind of refrigerator, comprises casing, door body, ring temperature sensor and controller.
Particularly, be limited with a chamber in the casing; The door body is installed in and is used for opening and closing described chamber on the casing; The ring temperature sensor is used for gathering the environment temperature of the residing environment of refrigerator; Controller be used for to judge that second temperature range at the environment temperature place whether first temperature range at the current environmental temperature place of ring temperature sensor collection gathers with the last time is that same temperature is interval; Further, the division of the first temperature range and the second temperature range is set by the technical staff, for example, when refrigerator is produced, the division of the warm area of being set by the technical staff, such as, since 0 degree, the 0-5 degree is a warm area, the 6-10 degree is another subregion, and certainly, the division of subregion is set by the technical staff, can for multiple zoned format, be not limited only to this.In the present embodiment for example current the first temperature range be the subregion of 0-5 degree, the second temperature range is the subregion of 6-10 degree, then the first temperature range and the second temperature range are not that same temperature is interval.
Judging whether the temperature difference between the extreme value of further judging current environmental temperature and the second temperature range when interval for same temperature is less than or equal to predetermined temperature, further, described predetermined temperature is positioned between [0.5,1.5] ℃.Be understandable that; predetermined temperature can be positioned at but be not limited to: [0.5; 1.5] ℃ between; particularly; predetermined temperature is set; avoided two and encircled the problem that the critical value minor variations causes startup-shutdown point significantly to shake between warm areas, the temperature that for example detected before 1 minute is 5 degree, and the temperature of detection is 6 degree after 1 minute; the temperature that detected after 1 minute is 5 degree; so always 5 the degree and 6 the degree between checker, in control method in the past, startup-shutdown also thereupon the fluctuation; affected refrigerator temperature control; and being provided with now predetermined temperature, this situation just can not appear, when the ring temperature changes in predetermined temperature range; when namely being less than or equal to predetermined temperature; the refrigerator work pattern remains unchanged, and can control better refrigerator temperature like this, prevents from the situation that startup-shutdown point is significantly shaken occurring in each critical point of refrigerator warm area.
Be less than or equal to described predetermined temperature if judge the described temperature difference, then keep the warm area of last time constant, namely keep the second warm area constant, the mode of operation of refrigerator remains unchanged.
Further, controller is used for judging whether current environmental temperature is higher than the ceiling temperature of the second temperature range; If current environmental temperature is higher than the ceiling temperature of the second temperature range, then relatively whether the temperature difference between current environmental temperature and the ceiling temperature is less than or equal to predetermined temperature; And if current environmental temperature is less than ceiling temperature, then relatively whether the temperature difference between the lower limit temperature of current environmental temperature and the second temperature range is less than or equal to predetermined temperature.
When the temperature difference is less than or equal to predetermined temperature, keep the mode of operation of refrigerator constant, otherwise the mode of operation of change refrigerator is mode of operation corresponding to the first temperature range.
Refrigerator according to the embodiment of the invention; avoided causing startup-shutdown point temperature significantly to shake when the ring temperature two temperature range critical point place minor variations; thereby better by temperature stabilization control compressor; the work of the temperature control loads such as heater; namely avoid the not stall of the startup-shutdown point temperature of refrigerator when the ring temperature ceaselessly fluctuates about two temperature range critical points to change; thereby realize accurate, the stable control to the temperature of refrigerator, strengthened the performance of refrigerator.
In the description of this specification, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or the example in conjunction with specific features, structure, material or the characteristics of this embodiment or example description.In this manual, the schematic statement of above-mentioned term not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or characteristics can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple variation, modification, replacement and modification to these embodiment in the situation that does not break away from principle of the present invention and aim, scope of the present invention is by claim and be equal to and limit.
Claims (8)
1. the control method of a refrigerator is characterized in that, may further comprise the steps:
Gather the current environmental temperature of the residing environment of refrigerator;
Second temperature range at the environment temperature place whether the first temperature range of judging described current environmental temperature place gathers with the last time is that same temperature is interval;
If not, further judge then whether the temperature difference between the extreme value of described current environmental temperature and described the second temperature range is less than or equal to predetermined temperature;
If the described temperature difference is less than or equal to described predetermined temperature, then keep the mode of operation of described refrigerator constant; And
If it is mode of operation corresponding to the first temperature range that the described temperature difference, then changes the mode of operation of described refrigerator greater than described predetermined temperature, wherein, in different mode of operations, the starting point temperature of refrigeration for refrigerator is different with the break point temperature.
2. method according to claim 1 is characterized in that, judges that the step whether the temperature difference between the extreme value of described current environmental temperature and described the second temperature range is less than or equal to predetermined temperature comprises:
Judge whether described current environmental temperature is higher than the ceiling temperature of described the second temperature range;
If described current environmental temperature is higher than described ceiling temperature, then whether the temperature difference between more described current environmental temperature and the described ceiling temperature is less than or equal to described predetermined temperature; And
If described current environmental temperature is less than described ceiling temperature, then whether the temperature difference between the lower limit temperature of more described current environmental temperature and described the second temperature range is less than or equal to described predetermined temperature.
3. method according to claim 1 is characterized in that, wherein, the division of temperature range is set by the technical staff.
4. method according to claim 1 is characterized in that, described predetermined temperature is positioned between [0.5,1.5] ℃.
5. a refrigerator is characterized in that, comprising:
Casing is limited with a chamber in the described casing;
The door body, described door body is installed in and is used for opening and closing described chamber on the described casing;
The ring temperature sensor is for the environment temperature that gathers the residing environment of refrigerator; And
Controller; described controller is used for judging that second temperature range at the environment temperature place whether first temperature range at the current environmental temperature place of described ring temperature sensor collection gathers with the last time is that same temperature is interval; and judging whether the temperature difference between the extreme value of further judging described current environmental temperature and described the second temperature range when interval for same temperature is less than or equal to predetermined temperature; and when being less than or equal to described predetermined temperature, the described temperature difference keep the mode of operation of described refrigerator constant; otherwise the mode of operation that changes described refrigerator is mode of operation corresponding to the first temperature range; wherein; in different mode of operations, the starting point temperature of refrigeration for refrigerator is different with the break point temperature.
6. refrigerator according to claim 5 is characterized in that, described controller is used for:
Judge whether described current environmental temperature is higher than the ceiling temperature of described the second temperature range;
If described current environmental temperature is higher than described ceiling temperature, then whether the temperature difference between more described current environmental temperature and the described ceiling temperature is less than or equal to described predetermined temperature; And
If described current environmental temperature is less than described ceiling temperature, then whether the temperature difference between the lower limit temperature of more described current environmental temperature and described the second temperature range is less than or equal to described predetermined temperature.
7. refrigerator according to claim 5 is characterized in that, wherein, the division of temperature range is set by the technical staff.
8. refrigerator according to claim 5 is characterized in that, described predetermined temperature is positioned between [0.5,1.5] ℃.
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| CN103175376A (en) * | 2013-03-29 | 2013-06-26 | 合肥美的荣事达电冰箱有限公司 | Self-adaption on-off control method for refrigerator compartments |
| CN104296493A (en) * | 2014-10-11 | 2015-01-21 | 海信容声(广东)冷柜有限公司 | Wide climatic zone energy-saving refrigerator |
| WO2015006973A1 (en) * | 2013-07-19 | 2015-01-22 | 海信容声(广东)冰箱有限公司 | Refrigerator temperature control method using approach parameter |
| CN104634064A (en) * | 2015-03-13 | 2015-05-20 | 合肥美的电冰箱有限公司 | Refrigeration control method, refrigeration control device and refrigerator |
| CN104833054A (en) * | 2015-05-07 | 2015-08-12 | 珠海格力电器股份有限公司 | Control method of air conditioner and air conditioner |
| CN105605875A (en) * | 2016-02-01 | 2016-05-25 | 合肥美的电冰箱有限公司 | Control method and system of electronic freezing refrigerator |
| CN109307401A (en) * | 2017-07-28 | 2019-02-05 | 合肥美的电冰箱有限公司 | Refrigeration for refrigerator amount control method, device and refrigerator |
| CN110296560A (en) * | 2019-06-12 | 2019-10-01 | 合肥美的电冰箱有限公司 | A kind of freezer compressor startup-shutdown temperature spot control method, device and refrigerator |
| CN112665299A (en) * | 2020-12-11 | 2021-04-16 | 珠海格力电器股份有限公司 | Refrigeration control method and device of refrigerator, controller and refrigerator |
| CN113915889A (en) * | 2021-04-29 | 2022-01-11 | 海信（山东）冰箱有限公司 | Refrigerator and control method thereof |
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| CN103175376A (en) * | 2013-03-29 | 2013-06-26 | 合肥美的荣事达电冰箱有限公司 | Self-adaption on-off control method for refrigerator compartments |
| WO2015006973A1 (en) * | 2013-07-19 | 2015-01-22 | 海信容声(广东)冰箱有限公司 | Refrigerator temperature control method using approach parameter |
| CN104296493B (en) * | 2014-10-11 | 2016-09-21 | 海信容声(广东)冷柜有限公司 | A kind of wide climate zone energy-saving freezer |
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| CN105605875B (en) * | 2016-02-01 | 2018-06-22 | 合肥美的电冰箱有限公司 | A kind of control method and system of electronics deep freezer |
| CN109307401A (en) * | 2017-07-28 | 2019-02-05 | 合肥美的电冰箱有限公司 | Refrigeration for refrigerator amount control method, device and refrigerator |
| CN109307401B (en) * | 2017-07-28 | 2020-08-04 | 合肥美的电冰箱有限公司 | Refrigerator refrigerating capacity control method and device and refrigerator |
| CN110296560A (en) * | 2019-06-12 | 2019-10-01 | 合肥美的电冰箱有限公司 | A kind of freezer compressor startup-shutdown temperature spot control method, device and refrigerator |
| CN110296560B (en) * | 2019-06-12 | 2021-09-03 | 合肥美的电冰箱有限公司 | Method and device for controlling starting and stopping temperature points of refrigerator compressor and refrigerator |
| CN112665299A (en) * | 2020-12-11 | 2021-04-16 | 珠海格力电器股份有限公司 | Refrigeration control method and device of refrigerator, controller and refrigerator |
| CN112665299B (en) * | 2020-12-11 | 2022-07-01 | 珠海格力电器股份有限公司 | Refrigeration control method and device of refrigerator, controller and refrigerator |
| CN113915889A (en) * | 2021-04-29 | 2022-01-11 | 海信（山东）冰箱有限公司 | Refrigerator and control method thereof |
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