CN104501526A - Refrigerator as well as compressor control method and compressor control device of refrigerator - Google Patents
Refrigerator as well as compressor control method and compressor control device of refrigerator Download PDFInfo
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- CN104501526A CN104501526A CN201410853864.8A CN201410853864A CN104501526A CN 104501526 A CN104501526 A CN 104501526A CN 201410853864 A CN201410853864 A CN 201410853864A CN 104501526 A CN104501526 A CN 104501526A
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- temperature
- refrigerating chamber
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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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
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- General Engineering & Computer Science (AREA)
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- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses a compressor control method of a refrigerator. The compressor control method comprises the steps of obtaining the current cold storage chamber temperature, the current variable-temperature chamber temperature and the current freezing chamber temperature of the refrigerator, obtaining the initial cold storage chamber temperature, the initial variable-temperature chamber temperature and the initial freezing chamber temperature of the refrigerator when the refrigerator receives a refrigerating request, determining the changed temperature of the cold storage chamber, the changed temperature of the variable-temperature chamber and the changed temperature of the freezing chamber according to the current cold storage chamber temperature, the current variable-temperature chamber temperature and the current freezing chamber temperature, and the initial cold storage chamber temperature, the initial variable-temperature chamber temperature and the initial freezing chamber temperature, respectively, if the changed temperature of the cold storage chamber, the changed temperature of the variable-temperature chamber and the changed temperature of the freezing chamber are within a preset range, obtaining the duration of the changed temperature of the cold storage chamber, the changed temperature of the variable-temperature chamber and the changed temperature of the freezing chamber, and regulating the voltage of the compressor according to the duration. The compressor control method of the refrigerator is capable of effectively improving the efficiency of the compressor and reducing the energy consumption. The invention also discloses a compressor control device of the refrigerator and a refrigerator comprising the device.
Description
Technical field
The present invention relates to household electrical appliance technical field, particularly a kind of compressor control method of refrigerator, a kind of compressor control device of refrigerator and a kind of refrigerator.
Background technology
At present, the input voltage of correlation technique to compressor of refrigerator does not regulate, namely when refrigerator load large (such as putting into abundance of food) time, compressor operates according to normal voltage 220V, and when refrigerator load little (such as not putting into food) or stable operation, compressor still runs according to normal voltage 220V, thus causes the waste of compressor efficiency, affects refrigerator whole power consumption.
Summary of the invention
Object of the present invention is intended to solve one of above-mentioned technical problem at least to a certain extent.
For this reason, one object of the present invention is the compressor control method proposing a kind of refrigerator, and the voltage of compressor control method to compressor of this refrigerator adjusts, and improves the efficiency of compressor, reduces the whole power consumption of refrigerator.
Another object of the present invention is the compressor control device proposing a kind of refrigerator.
Another object of the present invention is to propose a kind of refrigerator.
For achieving the above object, one aspect of the present invention embodiment proposes a kind of compressor control method of refrigerator, and the compressor control method of this refrigerator comprises the following steps: obtain the current temperature of refrigerating chamber of refrigerator, current temperature-changing chamber temperature and current freezer temperature respectively; Obtain described refrigerator respectively and receive initial temperature of refrigerating chamber when refrigeration is asked, initial temperature-changing chamber temperature and initial freezer temperature; Respectively according to described current temperature of refrigerating chamber, described current temperature-changing chamber temperature and described current freezer temperature and described initial temperature of refrigerating chamber, described initial temperature-changing chamber temperature and described initial freezer temperature determination refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature; If described refrigerating chamber transformation temperature, described temperature-changing chamber transformation temperature and described refrigerating chamber transformation temperature are within preset range, then obtain the duration of described refrigerating chamber transformation temperature, described temperature-changing chamber transformation temperature and described refrigerating chamber transformation temperature further; And adjust according to the voltage of described duration to compressor.
The compressor control method of the refrigerator that the embodiment of the present invention proposes, obtaining the current temperature of refrigerating chamber of refrigerator respectively, current temperature-changing chamber temperature and current freezer temperature, obtain refrigerator respectively and receive the initial temperature of refrigerating chamber freezed when asking, after initial temperature-changing chamber temperature and initial freezer temperature, and then respectively according to current temperature of refrigerating chamber, current temperature-changing chamber temperature and current freezer temperature, and initial temperature of refrigerating chamber, initial temperature-changing chamber temperature and initial freezer temperature determination refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature, if and refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature are within preset range, then obtain refrigerating chamber transformation temperature further, the duration of temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature, finally adjust according to the voltage of duration to compressor.The compressor control method of this refrigerator, by the voltage of adjustment compressor, realizes the efficiency improving compressor, and greatly reduces the whole power consumption of refrigerator.
Further, in one embodiment of the invention, described respectively according to described current temperature of refrigerating chamber, described current temperature-changing chamber temperature and described current freezer temperature, and described initial temperature of refrigerating chamber, described initial temperature-changing chamber temperature and described initial freezer temperature determination refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature specifically comprise: using the difference of described current temperature of refrigerating chamber and described initial temperature of refrigerating chamber as described refrigerating chamber transformation temperature, using the difference of described current temperature-changing chamber temperature and described initial temperature-changing chamber temperature as described temperature-changing chamber transformation temperature, using the difference of described current freezer temperature and described initial freezer temperature as described refrigerating chamber transformation temperature.
Further, in one embodiment of the invention, if described refrigerating chamber transformation temperature and described temperature-changing chamber transformation temperature are less than the first predetermined threshold value, and described refrigerating chamber transformation temperature is less than the second predetermined threshold value, then judge that described refrigerating chamber transformation temperature, described temperature-changing chamber transformation temperature and described refrigerating chamber transformation temperature are within preset range, wherein, described second predetermined threshold value is greater than described first predetermined threshold value.
Further, in one embodiment of the invention, described adjustment according to the voltage of described duration to compressor specifically comprises: if the described duration is less than the first preset time threshold, then keep the voltage of described compressor to run with 220V; If the described duration is more than or equal to described first preset time threshold and is less than the second preset time threshold, then the voltage controlling described compressor runs with the first predeterminated voltage, and described first predeterminated voltage is less than described 220V; If the described duration is more than or equal to described second preset time threshold, then the voltage controlling described compressor runs with the second predeterminated voltage, and described second predeterminated voltage is less than described first predeterminated voltage.
Further, in one embodiment of the invention, described first predeterminated voltage is 210V, and described second predeterminated voltage is 200V.
For achieving the above object, the present invention on the other hand embodiment also proposed a kind of compressor control device of refrigerator, the compressor control device of this refrigerator comprises: Current Temperatures acquisition module, for obtaining the current temperature of refrigerating chamber of refrigerator, current temperature-changing chamber temperature and current freezer temperature respectively; Initial temperature acquisition module, receives initial temperature of refrigerating chamber when refrigeration is asked, initial temperature-changing chamber temperature and initial freezer temperature for obtaining described refrigerator respectively; Transformation temperature determination module, for respectively according to described current temperature of refrigerating chamber, described current temperature-changing chamber temperature and described current freezer temperature and described initial temperature of refrigerating chamber, described initial temperature-changing chamber temperature and described initial freezer temperature determination refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature; Duration acquisition module, if described refrigerating chamber transformation temperature, described temperature-changing chamber transformation temperature and described refrigerating chamber transformation temperature are within preset range, then described duration acquisition module obtains the duration of described refrigerating chamber transformation temperature, described temperature-changing chamber transformation temperature and described refrigerating chamber transformation temperature further; And voltage regulator module, for adjusting according to the voltage of described duration to compressor.
The compressor control device of the refrigerator that the embodiment of the present invention proposes, the current temperature of refrigerating chamber of refrigerator is obtained respectively at Current Temperatures acquisition module, current temperature-changing chamber temperature and current freezer temperature, obtain refrigerator respectively with initial temperature acquisition module and receive the initial temperature of refrigerating chamber freezed when asking, after initial temperature-changing chamber temperature and initial freezer temperature, and then transformation temperature determination module is respectively according to current temperature of refrigerating chamber, current temperature-changing chamber temperature and current freezer temperature, and initial temperature of refrigerating chamber, initial temperature-changing chamber temperature and initial freezer temperature determination refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature, if and refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature are within preset range, then duration acquisition module obtains refrigerating chamber transformation temperature further, the duration of temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature, last voltage regulator module adjusts according to the voltage of duration to compressor.The compressor control device of this refrigerator, by the voltage of adjustment compressor, effectively improves the efficiency of compressor, and greatly reduces the whole power consumption of refrigerator.
Further, in one embodiment of the invention, described transformation temperature determination module specifically for: using the difference of described current temperature of refrigerating chamber and described initial temperature of refrigerating chamber as described refrigerating chamber transformation temperature, using the difference of described current temperature-changing chamber temperature and described initial temperature-changing chamber temperature as described temperature-changing chamber transformation temperature, using the difference of described current freezer temperature and described initial freezer temperature as described refrigerating chamber transformation temperature.
Further, in one embodiment of the invention, if described refrigerating chamber transformation temperature and described temperature-changing chamber transformation temperature are less than the first predetermined threshold value, and described refrigerating chamber transformation temperature is less than the second predetermined threshold value, then described duration acquisition module judges that described refrigerating chamber transformation temperature, described temperature-changing chamber transformation temperature and described refrigerating chamber transformation temperature are within preset range, wherein, described second predetermined threshold value is greater than described first predetermined threshold value.
Further, in one embodiment of the invention, if the described duration is less than the first preset time threshold, then described voltage regulator module keeps the voltage of described compressor to run with 220V; If the described duration is more than or equal to described first preset time threshold and is less than the second preset time threshold, then the voltage that described voltage regulator module controls described compressor runs with the first predeterminated voltage, and described first predeterminated voltage is less than described 220V; If the described duration is more than or equal to described second preset time threshold, then the voltage that described voltage regulator module controls described compressor runs with the second predeterminated voltage, and described second predeterminated voltage is less than described first predeterminated voltage.
Further, in one embodiment of the invention, described first predeterminated voltage is 210V, and described second predeterminated voltage is 200V.
For achieving the above object, further aspect of the present invention embodiment also proposed a kind of refrigerator, and this refrigerator comprises the compressor control device of described refrigerator.
The refrigerator that the embodiment of the present invention proposes, is adjusted by the voltage of compressor control device to compressor of refrigerator, thus effectively improves the efficiency of compressor, and greatly reduce the whole power consumption of refrigerator.
The aspect that the present invention adds and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
The present invention above-mentioned and/or additional aspect and advantage will become obvious and easy understand from the following description of the accompanying drawings of embodiments, wherein:
Fig. 1 is the flow chart of the compressor control method of refrigerator according to the embodiment of the present invention;
Fig. 2 is the flow chart of the compressor control method of refrigerator according to the present invention's specific embodiment; And
Fig. 3 is the block diagram of the compressor control device of refrigerator according to the embodiment of the present invention.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
Disclosing hereafter provides many different embodiments or example is used for realizing different structure of the present invention.Of the present invention open in order to simplify, hereinafter the parts of specific examples and setting are described.Certainly, they are only example, and object does not lie in restriction the present invention.In addition, the present invention can in different example repeat reference numerals and/or letter.This repetition is to simplify and clearly object, itself does not indicate the relation between discussed various embodiment and/or setting.In addition, the various specific technique that the invention provides and the example of material, but those of ordinary skill in the art can recognize the property of can be applicable to of other techniques and/or the use of other materials.In addition, fisrt feature described below second feature it " on " structure can comprise the embodiment that the first and second features are formed as directly contact, also can comprise other feature and be formed in embodiment between the first and second features, such first and second features may not be direct contacts.
In describing the invention, it should be noted that, unless otherwise prescribed and limit, term " installation ", " being connected ", " connection " should be interpreted broadly, such as, can be mechanical connection or electrical connection, also can be the connection of two element internals, can be directly be connected, also indirectly can be connected by intermediary, for the ordinary skill in the art, the concrete meaning of above-mentioned term can be understood as the case may be.
The compressor control method of refrigerator, the compressor control device of refrigerator and the refrigerator that propose according to the embodiment of the present invention are described with reference to the accompanying drawings.
As shown in Figure 1, the compressor control method of the refrigerator of the embodiment of the present invention comprises the following steps:
When refrigeration for refrigerator runs, enter step S1 and step S2.
S1, obtains the current temperature of refrigerating chamber of refrigerator, current temperature-changing chamber temperature and current freezer temperature respectively.
S2, obtains refrigerator respectively and receives initial temperature of refrigerating chamber when refrigeration is asked, initial temperature-changing chamber temperature and initial freezer temperature.
S3, respectively according to current temperature of refrigerating chamber, current temperature-changing chamber temperature and current freezer temperature and initial temperature of refrigerating chamber, initial temperature-changing chamber temperature and initial freezer temperature determination refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature.
Further, in one embodiment of the invention, specifically can comprise according to current temperature of refrigerating chamber, current temperature-changing chamber temperature and current freezer temperature and initial temperature of refrigerating chamber, initial temperature-changing chamber temperature and initial freezer temperature determination refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature and step S3 respectively:
Using the difference of current temperature of refrigerating chamber and initial temperature of refrigerating chamber as refrigerating chamber transformation temperature, using the difference of current temperature-changing chamber temperature and initial temperature-changing chamber temperature as temperature-changing chamber transformation temperature, using the difference of current freezer temperature and initial freezer temperature as refrigerating chamber transformation temperature.
S4, if refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature are within preset range, then obtains the duration of refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature further.
Further, in one embodiment of the invention, if refrigerating chamber transformation temperature and temperature-changing chamber transformation temperature are less than the first predetermined threshold value, and refrigerating chamber transformation temperature is less than the second predetermined threshold value, then can judge that refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature are within preset range, wherein, the second predetermined threshold value is greater than the first predetermined threshold value.Particularly, in one embodiment of the invention, the first predetermined threshold value can be 2 °, and the second predetermined threshold value can be 4 °.
S5, adjusts according to the voltage of duration to compressor.
Particularly, in one embodiment of the invention, the voltage of compressor can be the input voltage of compressor.Further, in one embodiment of the invention, according to the duration adjustment is carried out to the voltage of compressor and step S5 specifically can comprise: if the duration be less than the first preset time threshold, think that refrigerator is in just steady operational status under this state, then keep the voltage of compressor to run with 220V.If the duration is more than or equal to the first preset time threshold and be less than the second preset time threshold, think that refrigerator is in basicly stable running status under this state, then the voltage controlling compressor runs with the first predeterminated voltage, and the first predeterminated voltage is less than 220V.If the duration is more than or equal to the second preset time threshold, think that refrigerator is in steady operational status under this state, then the voltage controlling compressor runs with the second predeterminated voltage, and the second predeterminated voltage is less than the first predeterminated voltage.Particularly, in one embodiment of the invention, the first predeterminated voltage can be 210V, and the second predeterminated voltage can be 200V, and the first preset time threshold can be 60min, and the second preset time threshold can be 180min.
By the control of the above-mentioned voltage to compressor, make when refrigerator is in basicly stable running status or steady operational status (such as without switch gate action or put into without food), now the load of refrigerator is less, input voltage to the first predeterminated voltage of corresponding suitable reduction compressor runs or the second predeterminated voltage, the input current of compressor can not only be reduced, and then reduction power consumption, also can reduce the copper loss of compressor simultaneously, effectively improve the operating efficiency of compressor to a certain extent, the energy consumption of the low refrigerator of a step-down of going forward side by side.
Further, in one particular embodiment of the present invention, as shown in Figure 2, the compressor control method of refrigerator comprises the following steps:
S21, the temperature signal of collecting temperature sensor.
Wherein, the temperature signal of the temperature sensor gathered comprises the current temperature of refrigerating chamber of refrigerator, current temperature-changing chamber temperature, current freezer temperature, and refrigerator receives initial temperature of refrigerating chamber when refrigeration is asked, initial temperature-changing chamber temperature, initial freezer temperature.
S22, judges whether │ Tr-Trk │≤2 DEG C and │ Ts-Tsk │≤2 DEG C and │ Tf-Tfk │≤4 DEG C.
If so, step S23, step S25 and step S27 is entered.If not, step S24 is entered.Wherein, Tr is current temperature of refrigerating chamber, and Trk is initial temperature of refrigerating chamber, and Ts is current temperature-changing chamber temperature, and Tsk is initial temperature-changing chamber temperature, and Tf is current freezer temperature, and Tfk is initial freezer temperature.
S23, judges whether │ Tr-Trk │≤2 DEG C and the duration of │ Ts-Tsk │≤2 DEG C and │ Tf-Tfk │≤4 DEG C is less than 60min.
If so, step S24 is entered.
S24, keeps compressor to run with the input voltage of 220V.
S25, judges whether │ Tr-Trk │≤2 DEG C and the duration of │ Ts-Tsk │≤2 DEG C and │ Tf-Tfk │≤4 DEG C is more than or equal to 60min and is less than 180min.
If so, step S26 is entered.
S26, adjustment compressor runs with the input voltage of 210V.
S27, judges whether │ Tr-Trk │≤2 DEG C and the duration of │ Ts-Tsk │≤2 DEG C and │ Tf-Tfk │≤4 DEG C is more than or equal to 180min.
If so, step S28 is entered.
S28, adjustment compressor runs with the input voltage of 200V.
The compressor control method of above-mentioned refrigerator can be applied to three system refrigerators, but it should be noted that, the compressor control method of above-mentioned refrigerator can also be applied to single system refrigerator and dual system refrigerator.Wherein, when being applied to single system refrigerator, step S1 can obtain the current temperature of refrigerating chamber of refrigerator, and step S2 can obtain initial temperature of refrigerating chamber when refrigerator receives refrigeration request, and then similar step S3 to S5 carries out processing the voltage realized compressor and adjusts.When being applied to dual system refrigerator, step S1 can obtain the current temperature of refrigerating chamber of refrigerator and current freezer temperature, step S2 can obtain initial temperature of refrigerating chamber when refrigerator receives refrigeration request and initial freezer temperature, and then similar step S3 to S5 carries out processing the voltage realized compressor and adjusts.
The compressor control method of the refrigerator that the embodiment of the present invention proposes, obtaining the current temperature of refrigerating chamber of refrigerator respectively, current temperature-changing chamber temperature and current freezer temperature, obtain refrigerator respectively and receive the initial temperature of refrigerating chamber freezed when asking, after initial temperature-changing chamber temperature and initial freezer temperature, and then respectively according to current temperature of refrigerating chamber, current temperature-changing chamber temperature and current freezer temperature, and initial temperature of refrigerating chamber, initial temperature-changing chamber temperature and initial freezer temperature determination refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature, if and refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature are within preset range, then obtain refrigerating chamber transformation temperature further, the duration of temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature, finally adjust according to the voltage of duration to compressor.The compressor control method of this refrigerator, by the voltage of adjustment compressor, is optimized and is improve the operating efficiency of compressor, and greatly reduce the whole power consumption of refrigerator.
The present invention on the other hand embodiment also proposed a kind of compressor control device of refrigerator, as shown in Figure 3, the compressor control device of this refrigerator comprises: Current Temperatures acquisition module 10, initial temperature acquisition module 20, transformation temperature determination module 30, duration acquisition module 40 and voltage regulator module 50.Wherein, Current Temperatures acquisition module 10 is for obtaining the current temperature of refrigerating chamber of refrigerator, current temperature-changing chamber temperature and current freezer temperature respectively.Initial temperature acquisition module 20 receives initial temperature of refrigerating chamber when refrigeration is asked, initial temperature-changing chamber temperature and initial freezer temperature for obtaining refrigerator respectively.Transformation temperature determination module 30 is for respectively according to current temperature of refrigerating chamber, current temperature-changing chamber temperature and current freezer temperature and initial temperature of refrigerating chamber, initial temperature-changing chamber temperature and initial freezer temperature determination refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature.If refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature are within preset range, then duration acquisition module 40 obtains the duration of refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature further.Voltage regulator module 50 is for adjusting according to the voltage of duration to compressor.
Further, in one embodiment of the invention, transformation temperature determination module 30 specifically may be used for: using the difference of current temperature of refrigerating chamber and initial temperature of refrigerating chamber as refrigerating chamber transformation temperature, using the difference of current temperature-changing chamber temperature and initial temperature-changing chamber temperature as temperature-changing chamber transformation temperature, and using the difference of current freezer temperature and initial freezer temperature as refrigerating chamber transformation temperature.
Further, in one embodiment of the invention, if refrigerating chamber transformation temperature and temperature-changing chamber transformation temperature are less than the first predetermined threshold value, and refrigerating chamber transformation temperature is less than the second predetermined threshold value, then duration acquisition module 40 judges that refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature are within preset range, wherein, the second predetermined threshold value is greater than the first predetermined threshold value.Particularly, in one embodiment of the invention, the first predetermined threshold value can be 2 °, and the second predetermined threshold value can be 4 °.
Particularly, in one embodiment of the invention, the voltage of compressor can be the input voltage of compressor.Further, in one embodiment of the invention, if the duration is less than the first preset time threshold, voltage regulator module 50 thinks that refrigerator is in just steady operational status under this state, then voltage regulator module 50 keeps the voltage of compressor to run with 220V.If the duration is more than or equal to the first preset time threshold and be less than the second preset time threshold, voltage regulator module 50 thinks that refrigerator is in basicly stable running status under this state, the voltage that then voltage regulator module 50 controls compressor runs with the first predeterminated voltage, and the first predeterminated voltage is less than 220V.If the duration is more than or equal to the second preset time threshold, voltage regulator module 50 thinks that refrigerator is in steady operational status under this state, the voltage that then voltage regulator module 50 controls compressor runs with the second predeterminated voltage, and the second predeterminated voltage is less than the first predeterminated voltage.Particularly, in one embodiment of the invention, the first predeterminated voltage can be 210V, and the second predeterminated voltage can be 200V, and the first preset time threshold can be 60min, and the second preset time threshold can be 180min.
By the control of the above-mentioned voltage to compressor, make when refrigerator is in basicly stable running status or steady operational status (such as without switch gate action or put into without food), now the load of refrigerator is less, input voltage to the first predeterminated voltage that relevant voltage adjusting module 50 suitably reduces compressor runs or the second predeterminated voltage, the input current of compressor can not only be reduced, and then reduction power consumption, also can reduce the copper loss of compressor simultaneously, effectively improve the operating efficiency of compressor to a certain extent, the energy consumption of the low refrigerator of a step-down of going forward side by side.
The compressor control device of above-mentioned refrigerator can be applied to three system refrigerators, but it should be noted that, the compressor control device of above-mentioned refrigerator can also be applied to single system refrigerator and dual system refrigerator.Wherein, when being applied to single system refrigerator, Current Temperatures acquisition module 10 can obtain the current temperature of refrigerating chamber of refrigerator, initial temperature acquisition module 20 can obtain refrigerator and receive the initial temperature of refrigerating chamber freezed when asking, and then transformation temperature determination module 30, duration acquisition module 40 and voltage regulator module 50 carries out similar process to realize adjusting the voltage of compressor.When being applied to dual system refrigerator, Current Temperatures acquisition module 10 can obtain the current temperature of refrigerating chamber of refrigerator and current freezer temperature, initial temperature acquisition module 20 can obtain refrigerator receive refrigeration request time initial temperature of refrigerating chamber and initial freezer temperature, and then transformation temperature determination module 30, duration acquisition module 40 and voltage regulator module 50 carry out similar process with realize the voltage of compressor is adjusted.
The compressor control device of the refrigerator that the embodiment of the present invention proposes, the current temperature of refrigerating chamber of refrigerator is obtained respectively at Current Temperatures acquisition module, current temperature-changing chamber temperature and current freezer temperature, obtain refrigerator respectively with initial temperature acquisition module and receive the initial temperature of refrigerating chamber freezed when asking, after initial temperature-changing chamber temperature and initial freezer temperature, and then transformation temperature determination module is respectively according to current temperature of refrigerating chamber, current temperature-changing chamber temperature and current freezer temperature, and initial temperature of refrigerating chamber, initial temperature-changing chamber temperature and initial freezer temperature determination refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature, if and refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature are within preset range, then duration acquisition module obtains refrigerating chamber transformation temperature further, the duration of temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature, last voltage regulator module adjusts according to the voltage of duration to compressor.The compressor control device of this refrigerator, by the voltage of adjustment compressor, is optimized and is improve the operating efficiency of compressor, and greatly reduce the whole power consumption of refrigerator.
In addition, further aspect of the present invention embodiment also proposed a kind of refrigerator, the compressor control device of the refrigerator that this refrigerator comprises.
The refrigerator that the embodiment of the present invention proposes, is adjusted by the voltage of compressor control device to compressor of refrigerator, thus effectively improves the efficiency of compressor, and greatly reduce the whole power consumption of refrigerator.
Describe and can be understood in flow chart or in this any process otherwise described or method, represent and comprise one or more for realizing the module of the code of the executable instruction of the step of specific logical function or process, fragment or part, and the scope of the preferred embodiment of the present invention comprises other realization, wherein can not according to order that is shown or that discuss, comprise according to involved function by the mode while of basic or by contrary order, carry out n-back test, this should understand by embodiments of the invention person of ordinary skill in the field.
In flow charts represent or in this logic otherwise described and/or step, such as, the sequencing list of the executable instruction for realizing logic function can be considered to, may be embodied in any computer-readable medium, for instruction execution system, device or equipment (as computer based system, comprise the system of processor or other can from instruction execution system, device or equipment instruction fetch and perform the system of instruction) use, or to use in conjunction with these instruction execution systems, device or equipment.With regard to this description, " computer-readable medium " can be anyly can to comprise, store, communicate, propagate or transmission procedure for instruction execution system, device or equipment or the device that uses in conjunction with these instruction execution systems, device or equipment.The example more specifically (non-exhaustive list) of computer-readable medium comprises following: the electrical connection section (electronic installation) with one or more wiring, portable computer diskette box (magnetic device), random access memory (RAM), read-only storage (ROM), erasablely edit read-only storage (EPROM or flash memory), fiber device, and portable optic disk read-only storage (CDROM).In addition, computer-readable medium can be even paper or other suitable media that can print described program thereon, because can such as by carrying out optical scanner to paper or other media, then carry out editing, decipher or carry out process with other suitable methods if desired and electronically obtain described program, be then stored in computer storage.
Should be appreciated that each several part of the present invention can realize with hardware, software, firmware or their combination.In the above-described embodiment, multiple step or method can with to store in memory and the software performed by suitable instruction execution system or firmware realize.Such as, if realized with hardware, the same in another embodiment, can realize by any one in following technology well known in the art or their combination: the discrete logic with the logic gates for realizing logic function to data-signal, there is the special IC of suitable combinational logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA) etc.
Those skilled in the art are appreciated that realizing all or part of step that above-described embodiment method carries is that the hardware that can carry out instruction relevant by program completes, described program can be stored in a kind of computer-readable recording medium, this program perform time, step comprising embodiment of the method one or a combination set of.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing module, also can be that the independent physics of unit exists, also can be integrated in a module by two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, and the form of software function module also can be adopted to realize.If described integrated module using the form of software function module realize and as independently production marketing or use time, also can be stored in a computer read/write memory medium.
The above-mentioned storage medium mentioned can be read-only storage, disk or CD etc.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments without departing from the principles and spirit of the present invention, scope of the present invention is by claims and equivalency thereof.
Claims (11)
1. a compressor control method for refrigerator, is characterized in that, comprises the following steps:
Obtain the current temperature of refrigerating chamber of refrigerator, current temperature-changing chamber temperature and current freezer temperature respectively;
Obtain described refrigerator respectively and receive initial temperature of refrigerating chamber when refrigeration is asked, initial temperature-changing chamber temperature and initial freezer temperature;
Respectively according to described current temperature of refrigerating chamber, described current temperature-changing chamber temperature and described current freezer temperature and described initial temperature of refrigerating chamber, described initial temperature-changing chamber temperature and described initial freezer temperature determination refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature;
If described refrigerating chamber transformation temperature, described temperature-changing chamber transformation temperature and described refrigerating chamber transformation temperature are within preset range, then obtain the duration of described refrigerating chamber transformation temperature, described temperature-changing chamber transformation temperature and described refrigerating chamber transformation temperature further; And
Adjust according to the voltage of described duration to compressor.
2. the compressor control method of refrigerator as claimed in claim 1, it is characterized in that, describedly specifically to comprise according to described current temperature of refrigerating chamber, described current temperature-changing chamber temperature and described current freezer temperature and described initial temperature of refrigerating chamber, described initial temperature-changing chamber temperature and described initial freezer temperature determination refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature respectively:
Using the difference of described current temperature of refrigerating chamber and described initial temperature of refrigerating chamber as described refrigerating chamber transformation temperature, using the difference of described current temperature-changing chamber temperature and described initial temperature-changing chamber temperature as described temperature-changing chamber transformation temperature, using the difference of described current freezer temperature and described initial freezer temperature as described refrigerating chamber transformation temperature.
3. the compressor control method of refrigerator as claimed in claim 1 or 2, it is characterized in that, if described refrigerating chamber transformation temperature and described temperature-changing chamber transformation temperature are less than the first predetermined threshold value, and described refrigerating chamber transformation temperature is less than the second predetermined threshold value, then judge that described refrigerating chamber transformation temperature, described temperature-changing chamber transformation temperature and described refrigerating chamber transformation temperature are within preset range, wherein, described second predetermined threshold value is greater than described first predetermined threshold value.
4. the compressor control method of refrigerator as claimed in claim 1, it is characterized in that, described adjustment according to the voltage of described duration to compressor specifically comprises:
If the described duration is less than the first preset time threshold, then the voltage of described compressor is kept to run with 220V;
If the described duration is more than or equal to described first preset time threshold and is less than the second preset time threshold, then the voltage controlling described compressor runs with the first predeterminated voltage, and described first predeterminated voltage is less than described 220V;
If the described duration is more than or equal to described second preset time threshold, then the voltage controlling described compressor runs with the second predeterminated voltage, and described second predeterminated voltage is less than described first predeterminated voltage.
5. the compressor control method of refrigerator as claimed in claim 4, it is characterized in that, described first predeterminated voltage is 210V, and described second predeterminated voltage is 200V.
6. a compressor control device for refrigerator, is characterized in that, comprising:
Current Temperatures acquisition module, for obtaining the current temperature of refrigerating chamber of refrigerator, current temperature-changing chamber temperature and current freezer temperature respectively;
Initial temperature acquisition module, receives initial temperature of refrigerating chamber when refrigeration is asked, initial temperature-changing chamber temperature and initial freezer temperature for obtaining described refrigerator respectively;
Transformation temperature determination module, for respectively according to described current temperature of refrigerating chamber, described current temperature-changing chamber temperature and described current freezer temperature and described initial temperature of refrigerating chamber, described initial temperature-changing chamber temperature and described initial freezer temperature determination refrigerating chamber transformation temperature, temperature-changing chamber transformation temperature and refrigerating chamber transformation temperature;
Duration acquisition module, if described refrigerating chamber transformation temperature, described temperature-changing chamber transformation temperature and described refrigerating chamber transformation temperature are within preset range, then described duration acquisition module obtains the duration of described refrigerating chamber transformation temperature, described temperature-changing chamber transformation temperature and described refrigerating chamber transformation temperature further; And
Voltage regulator module, for adjusting according to the voltage of described duration to compressor.
7. the compressor control device of refrigerator as claimed in claim 6, is characterized in that, described transformation temperature determination module specifically for:
Using the difference of described current temperature of refrigerating chamber and described initial temperature of refrigerating chamber as described refrigerating chamber transformation temperature, using the difference of described current temperature-changing chamber temperature and described initial temperature-changing chamber temperature as described temperature-changing chamber transformation temperature, using the difference of described current freezer temperature and described initial freezer temperature as described refrigerating chamber transformation temperature.
8. the compressor control device of refrigerator as claimed in claims 6 or 7, it is characterized in that, if described refrigerating chamber transformation temperature and described temperature-changing chamber transformation temperature are less than the first predetermined threshold value, and described refrigerating chamber transformation temperature is less than the second predetermined threshold value, then described duration acquisition module judges that described refrigerating chamber transformation temperature, described temperature-changing chamber transformation temperature and described refrigerating chamber transformation temperature are within preset range, wherein, described second predetermined threshold value is greater than described first predetermined threshold value.
9. the compressor control device of refrigerator as claimed in claim 6, is characterized in that,
If the described duration is less than the first preset time threshold, then described voltage regulator module keeps the voltage of described compressor to run with 220V;
If the described duration is more than or equal to described first preset time threshold and is less than the second preset time threshold, then the voltage that described voltage regulator module controls described compressor runs with the first predeterminated voltage, and described first predeterminated voltage is less than described 220V;
If the described duration is more than or equal to described second preset time threshold, then the voltage that described voltage regulator module controls described compressor runs with the second predeterminated voltage, and described second predeterminated voltage is less than described first predeterminated voltage.
10. the compressor control device of refrigerator as claimed in claim 9, it is characterized in that, described first predeterminated voltage is 210V, and described second predeterminated voltage is 200V.
11. 1 kinds of refrigerators, is characterized in that, comprise the compressor control device of the refrigerator according to any one of claim 6-10.
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