CN103822436A - Refrigerator and control method thereof - Google Patents
Refrigerator and control method thereof Download PDFInfo
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- CN103822436A CN103822436A CN201410111503.6A CN201410111503A CN103822436A CN 103822436 A CN103822436 A CN 103822436A CN 201410111503 A CN201410111503 A CN 201410111503A CN 103822436 A CN103822436 A CN 103822436A
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Abstract
The invention provides a control method of a refrigerator. The control method comprises the step of controlling a fixed frequency compressor, namely, controlling the starting interval of the compressor to be larger than a first preset time, controlling other loads of the refrigerator to be started by delaying a second preset time when the compressor is started, adjusting the operational cycle of the compressor according to environmental temperature, and controlling the compressor to halt when the continuous operation time of the compressor reaches a third preset time. According to the control method of the refrigerator, energy consumption of the compressor can be effectively reduced, and the service life of the compressor is prolonged. The invention further 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
At present, build development energy-conservation, national strategy along with country advocates, household electric appliances are a dark horse, and carry out one after another energy-conservation Huimin activity, and many moneys energy-conserving product is issued successively.On the other hand, low-carbon energy-saving has become Europe and North America and global trend, imports and exports standard and also clearly states, thereby as refrigerator product, also have to developing schedule on Energy Conservation at household electrical appliances.But make a general survey of whole refrigerator industry, for compressor, properties of product are also uneven, no matter determine compressor or the frequency-changeable compressor of frequency, no matter traditional mechanical refrigerator or electric control refrigerator, control method when different refrigerator enterprise is used is also variant, how maximum performance properties of product, adopt which kind of control method to optimize the most, be worth special item.
With regard to main flow instantly for regard to the compressor of refrigerator industry, analytic product cost performance, more or less there is following shortcoming in most of main flow compressor: power consumption is large, staring torque is large, noise is large, uniformity direction is uneven.
Summary of the invention
The present invention is intended at least one of solve the problems of the technologies described above.
For this reason, one object of the present invention is to propose a kind of control method of refrigerator.The method can effectively reduce energy consumption of compressor and extend compressor service life.
Another object of the present invention is to propose a kind of refrigerator.
To achieve these goals, the embodiment of first aspect present invention has proposed a kind of control method of refrigerator, comprising: invariable frequency compressor control step: control compressor start interval and be greater than the first Preset Time; When other that control described refrigerator loads on described compressor start, time delay the second Preset Time starts; Adjust the cycle of operation of described compressor according to environment temperature; In the time of described compressor continuous operating time to the three Preset Time, control described compressor shutdown.
In addition, can also there is following additional technical characterictic according to the control method of the refrigerator of the embodiment of the present invention:
In some instances, also comprise: frequency-changeable compressor control step: according to the specifications parameter of described frequency-changeable compressor, use characteristic rotating speed is to avoid rotating speed corresponding between stagnant regions; In the 4th Preset Time after the each energising of described frequency-changeable compressor, control the rotating speed of described frequency-changeable compressor not higher than the first preset rotation speed; According to the design temperature of environment temperature and refrigerator, the rotating speed while adjusting described compressor start; When the compartment temperature of described refrigerator is during higher than design temperature preset temperature, promote the rotating speed of described compressor; Control described compressor and on each rotating speed, move at least the five Preset Time.
In some instances, also comprise: compressor is selected step: according to the specifications parameter of compressor, described compressor is made a service test; According to result of the test, refrigerator is selected to supporting compressor.
In some instances, the specifications parameter of described compressor comprises: refrigerant type, compressor electric motor number of pole-pairs amount, phase inductance, average moment, every extremely every phase magnetic flux, counter electromotive force and power.
In some instances, describedly according to the specifications parameter of compressor, described compressor is made a service test, comprise: analog compression machine operating condition,, condensation temperature illusory from startability, operating ambient temperature, working relative humidity, case temperature characteristic and exhaust performance make a service test to described compressor.
According to the control method of the refrigerator of the embodiment of the present invention, control in conjunction with press characteristic, thereby make refrigerator there is safety, reliable, low noise, energy-conservation operation characteristic, also can improve the service life of refrigerator simultaneously.In addition, the method is simply efficient, is convenient to promote the use of, when bringing economic benefit for product, also for quality improving contributes.Particularly, the method is not only optimized compressor operating control method, select at the compressor of refrigerator, be embodied as refrigerator and make to measure the compressor of coupling according to compressor performance, thereby promote the operation optimization of compressor from hardware, so that refrigerator has safety, reliable, low noise, energy-conservation operation characteristic.
The embodiment of second aspect present invention discloses a kind of refrigerator, comprising: casing, is limited with a chamber in described casing; Door body, described door body is arranged on described casing to open and close described casing; Refrigeration system; Controller; described controller is in the time that compressor is invariable frequency compressor: control compressor start interval and be greater than the first Preset Time; when other that control described refrigerator loads on described compressor start, time delay the second Preset Time starts; and adjust cycle of operation of described compressor according to environment temperature; and in the time of described compressor continuous operating time to the three Preset Time, control described compressor shutdown.
In addition, refrigerator according to the above embodiment of the present invention can also have following additional technical characterictic:
In some instances, described controller is also in the time that described compressor is frequency-changeable compressor, according to the specifications parameter of described frequency-changeable compressor, use characteristic rotating speed is to avoid rotating speed corresponding between stagnant regions, in the 4th Preset Time after the each energising of described frequency-changeable compressor, control the rotating speed of described frequency-changeable compressor not higher than the first preset rotation speed, and according to the design temperature of environment temperature and refrigerator, rotating speed while adjusting described compressor start, and when the compartment temperature of described refrigerator is during higher than design temperature preset temperature, promote the rotating speed of described compressor, and control described compressor and on each rotating speed, move at least the five Preset Time.
In some instances, the compressor of described refrigerator is according to the specifications parameter of compressor, described compressor to be made a service test and mated.
In some instances, the specifications parameter of described compressor comprises: refrigerant type, compressor electric motor number of pole-pairs amount, phase inductance, average moment, every extremely every phase magnetic flux, counter electromotive force and power.
In some instances, describedly according to the specifications parameter of compressor, described compressor is made a service test, comprise: analog compression machine operating condition,, condensation temperature illusory from startability, operating ambient temperature, working relative humidity, case temperature characteristic and exhaust performance make a service test to described compressor.
According to the refrigerator of the embodiment of the present invention, control in conjunction with press characteristic, thereby make refrigerator there is safety, reliable, low noise, energy-conservation operation characteristic, also can improve the service life of refrigerator simultaneously.Particularly, this refrigerator is not only optimized compressor operating from controlling, select at the compressor of refrigerator, be embodied as refrigerator and make to measure the compressor of coupling according to compressor performance, thereby promote the operation optimization of compressor from hardware, so that refrigerator has safety, reliable, low noise, energy-conservation operation characteristic.
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.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage accompanying drawing below combination is understood becoming the description of embodiment obviously and easily, wherein:
Fig. 1 is the flow chart of the control method of refrigerator according to an embodiment of the invention;
Fig. 2 is the development process figure of invariable frequency compressor refrigerator in the control method of refrigerator according to an embodiment of the invention; And
Fig. 3 is the development process figure of frequency-changeable compressor refrigerator in the control method of refrigerator according to an embodiment of the invention.
The specific embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, only 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 ", " longitudinally ", " 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 the present invention for convenience of description 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 " be only for describing object, and can not be interpreted as indication or hint relative importance.
In description of the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be also electrical connection; Can be to be directly connected, also can indirectly be connected 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.
With reference to description and accompanying drawing below, these and other aspects of embodiments of the invention will be known.In these descriptions and accompanying drawing, specifically disclose some specific implementations in embodiments of the invention, represent some modes of the principle of implementing embodiments of the invention, but should be appreciated that the scope of embodiments of the invention is not limited.On the contrary, embodiments of the invention comprise all changes, modification and the equivalent within the scope of spirit and the intension that falls into additional claims.
Describe according to the control method of the refrigerator of the embodiment of the present invention and refrigerator below in conjunction with accompanying drawing.
Fig. 1 is the flow chart of the control method of refrigerator according to an embodiment of the invention.As shown in Figure 1, the control method of refrigerator, comprises the steps: according to an embodiment of the invention
Step S101: invariable frequency compressor control step: control compressor start interval and be greater than the first Preset Time;
Step S102: when other of control refrigerator loads on compressor start, time delay the second Preset Time starts.
Step S103: the cycle of operation of adjusting compressor according to environment temperature.
Step S104: in the time of compressor continuous operating time to the three Preset Time, control compressor shutdown.
In the time that compressor is frequency-changeable compressor, the method also comprises: frequency-changeable compressor control step: according to the specifications parameter of described frequency-changeable compressor, use characteristic rotating speed is to avoid rotating speed corresponding between stagnant regions; In the 4th Preset Time after the each energising of described frequency-changeable compressor, control the rotating speed of described frequency-changeable compressor not higher than the first preset rotation speed; According to the design temperature of environment temperature and refrigerator, the rotating speed while adjusting described compressor start; When the compartment temperature of described refrigerator is during higher than design temperature preset temperature, promote the rotating speed of described compressor; Control described compressor and on each rotating speed, move at least the five Preset Time.
Above-mentioned is the description of carrying out from the control aspect to compressor, to reduce the energy consumption of compressor, in addition, the method for the embodiment of the present invention also provides for different refrigerators, select the compressor matching as far as possible, further to reduce the energy consumption of compressor.For example: the method also comprises: compressor is selected step: according to the specifications parameter of compressor, compressor is made a service test; According to result of the test, refrigerator is selected to supporting compressor.Wherein, the specifications parameter of compressor comprises: refrigerant type, compressor electric motor number of pole-pairs amount, phase inductance, average moment, every extremely every phase magnetic flux, counter electromotive force and power.
In above-mentioned example, according to the specifications parameter of compressor, compressor is made a service test, comprise: analog compression machine operating condition,, condensation temperature illusory from startability, operating ambient temperature, working relative humidity, case temperature characteristic and exhaust performance make a service test to described compressor.
Below in conjunction with accompanying drawing 2 and accompanying drawing 3, the method for the embodiment of the present invention is further described.The method is in order to solve low, the ultra high efficiency of compressor noise, super energy-conservation need to treat both principal and secondary aspect of disease at present from not catching up with, and on the one hand understanding under the prerequisite of compressor critical performance parameters, in conjunction with refrigerator product feature, exploitation is applicable to the compressor of refrigerator; On the other hand, in the time using compressor, fully select the points for attention such as suitable gear in conjunction with compressor parameter, for electric-controlled intelligent refrigerator, Optimization Software control method, makes compressor operating in performance optimum state.
First, compressor performance promotes.Considering compressor is the kernel component of refrigerator, and only has the handling characteristics in conjunction with refrigerator product, develop more targetedly a or a series of possess representational, ultra high efficiency, super energy-conservation, low noise, the compressor that cost performance is high, could in fierce market competition, occupy advantage, thereby design is fixed frequently and frequency-changeable compressor respectively, takes into full account following factor: 1. cold-producing medium is selected (preferentially using R600a), 2. press motor number of pole-pairs, 3. phase inductance, 4. average moment, 5. every extremely every phase magnetic flux, 6. counter electromotive force, 7. cold and power characteristic.Repeatedly carry out performance test in conjunction with complete machine, simulate various operating modes, from startability, operating ambient temperature, working relative humidity circulation, condensation temperature, case temperature characteristic, exhaust performance, noise properties etc., optimal design customized development a series of high-efficient compressors.Secondly, invariable frequency compressor control method is optimized.When project development, design with development process as shown in Figure 2.
For mechanical type conventional refrigerator, in the time of coupling invariable frequency compressor, the compressor characteristics parameter first providing in conjunction with producer, and the mass data obtained of previous experiments, in the time of design temperature controller, timer, take into full account press characteristic, select optimized parameter to develop.
In the time of design electric-controlled intelligent refrigerator, in conjunction with complete machine feature, design refrigerating circuit, when the refrigeration systems such as design evaporimeter, condenser, muffler, make System Operation most effective, finally again by Optimization Software control method, make press operation reach nearest effect.
Press control method is as shown in table 1:
Table 1: invariable frequency compressor control method
Again, in the time of exploitation frequency conversion intelligent refrigerator, control method optimization.When design intelligent frequency-conversion refrigerator, in conjunction with compressor efficiency and cold, appropriate design refrigeration system, for the difference of direct-cooled system and air cooling system, adjust evaporation structure, size and cooling cycle system, guarantee that refrigerating circuit smoothness, refrigerating efficiency are high, good heat insulating, noise be low.
When exploitation, can develop according to development process as shown in Figure 3.
For frequency conversion refrigerator exploration project, must more passes injection molding machine rotary speed property, cold relation, appropriate design refrigeration system, makes refrigerating efficiency the highest, simultaneously choice and optimization frequency conversion algorithm, make refrigerator more various environment all can bring into play efficient performance, rationally control compressor noise simultaneously.In the time controlling, except using the cited control technology point of upper table 1, for VFC characteristic, this control method is as shown in table 2:
Table 2: frequency-changeable compressor control method
According to the control method of the refrigerator of the embodiment of the present invention, control in conjunction with press characteristic, thereby make refrigerator there is safety, reliable, low noise, energy-conservation operation characteristic, also can improve the service life of refrigerator simultaneously.In addition, the method is simply efficient, is convenient to promote the use of, when bringing economic benefit for product, also for quality improving contributes.Particularly, the method is not only optimized compressor operating control method, select at the compressor of refrigerator, be embodied as refrigerator and make to measure the compressor of coupling according to compressor performance, thereby promote the operation optimization of compressor from hardware, so that refrigerator has safety, reliable, low noise, energy-conservation operation characteristic.
Further embodiment of the present invention provides a kind of refrigerator, comprising: casing, is limited with a chamber in described casing.Door body, described door body is arranged on described casing to open and close described casing.Refrigeration system.Controller; described controller is in the time that compressor is invariable frequency compressor: control compressor start interval and be greater than the first Preset Time; when other that control described refrigerator loads on described compressor start, time delay the second Preset Time starts; and adjust cycle of operation of described compressor according to environment temperature; and in the time of described compressor continuous operating time to the three Preset Time, control described compressor shutdown.
Further, controller is also in the time that described compressor is frequency-changeable compressor, according to the specifications parameter of described frequency-changeable compressor, use characteristic rotating speed is to avoid rotating speed corresponding between stagnant regions, in the 4th Preset Time after the each energising of described frequency-changeable compressor, control the rotating speed of described frequency-changeable compressor not higher than the first preset rotation speed, and according to the design temperature of environment temperature and refrigerator, rotating speed while adjusting described compressor start, and when the compartment temperature of described refrigerator is during higher than design temperature preset temperature, promote the rotating speed of described compressor, and control described compressor and on each rotating speed, move at least the five Preset Time.
In one embodiment of the invention, the compressor of refrigerator is according to the specifications parameter of compressor, described compressor to be made a service test and mated, wherein, the specifications parameter of compressor comprises: refrigerant type, compressor electric motor number of pole-pairs amount, phase inductance, average moment, every extremely every phase magnetic flux, counter electromotive force and power.Further, according to the specifications parameter of compressor, described compressor is made a service test, comprise: analog compression machine operating condition,, condensation temperature illusory from startability, operating ambient temperature, working relative humidity, case temperature characteristic and exhaust performance make a service test to described compressor.
According to the refrigerator of the embodiment of the present invention, control in conjunction with press characteristic, thereby make refrigerator there is safety, reliable, low noise, energy-conservation operation characteristic, also can improve the service life of refrigerator simultaneously.Particularly, this refrigerator is not only optimized compressor operating from controlling, select at the compressor of refrigerator, be embodied as refrigerator and make to measure the compressor of coupling according to compressor performance, thereby promote the operation optimization of compressor from hardware, so that refrigerator has safety, reliable, low noise, energy-conservation operation characteristic.
In the description of this description, 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 example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination 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: in the situation that not departing from principle of the present invention and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is by claim and be equal to and limit.
Claims (10)
1. a control method for refrigerator, is characterized in that, comprising:
Invariable frequency compressor control step: control compressor start interval and be greater than the first Preset Time;
When other that control described refrigerator loads on described compressor start, time delay the second Preset Time starts;
Adjust the cycle of operation of described compressor according to environment temperature;
In the time of described compressor continuous operating time to the three Preset Time, control described compressor shutdown.
2. the control method of refrigerator according to claim 1, is characterized in that, also comprises:
Frequency-changeable compressor control step: according to the specifications parameter of described frequency-changeable compressor, use characteristic rotating speed is to avoid rotating speed corresponding between stagnant regions;
In the 4th Preset Time after the each energising of described frequency-changeable compressor, control the rotating speed of described frequency-changeable compressor not higher than the first preset rotation speed;
According to the design temperature of environment temperature and refrigerator, the rotating speed while adjusting described compressor start;
When the compartment temperature of described refrigerator is during higher than design temperature preset temperature, promote the rotating speed of described compressor;
Control described compressor and on each rotating speed, move at least the five Preset Time.
3. the control method of refrigerator according to claim 1 and 2, is characterized in that, also comprises:
Compressor is selected step: according to the specifications parameter of compressor, described compressor is made a service test;
According to result of the test, refrigerator is selected to supporting compressor.
4. the control method of refrigerator according to claim 3, is characterized in that, the specifications parameter of described compressor comprises: refrigerant type, compressor electric motor number of pole-pairs amount, phase inductance, average moment, every extremely every phase magnetic flux, counter electromotive force and power.
5. the control method of refrigerator according to claim 3, is characterized in that, describedly according to the specifications parameter of compressor, described compressor is made a service test, and comprising:
Analog compression machine operating condition,, condensation temperature illusory from startability, operating ambient temperature, working relative humidity, case temperature characteristic and exhaust performance make a service test to described compressor.
6. a refrigerator, is characterized in that, comprising:
Casing, is limited with a chamber in described casing;
Door body, described door body is arranged on described casing to open and close described casing;
Refrigeration system;
Controller; described controller is in the time that compressor is invariable frequency compressor: control compressor start interval and be greater than the first Preset Time; when other that control described refrigerator loads on described compressor start, time delay the second Preset Time starts; and adjust cycle of operation of described compressor according to environment temperature; and in the time of described compressor continuous operating time to the three Preset Time, control described compressor shutdown.
7. refrigerator according to claim 6, it is characterized in that, described controller is also in the time that described compressor is frequency-changeable compressor, according to the specifications parameter of described frequency-changeable compressor, use characteristic rotating speed is to avoid rotating speed corresponding between stagnant regions, in the 4th Preset Time after the each energising of described frequency-changeable compressor, control the rotating speed of described frequency-changeable compressor not higher than the first preset rotation speed, and according to the design temperature of environment temperature and refrigerator, rotating speed while adjusting described compressor start, and when the compartment temperature of described refrigerator is during higher than design temperature preset temperature, promote the rotating speed of described compressor, and control described compressor and on each rotating speed, move at least the five Preset Time.
8. according to the refrigerator described in claim 6 or 7, it is characterized in that, the compressor of described refrigerator is according to the specifications parameter of compressor, described compressor to be made a service test and mated.
9. refrigerator according to claim 8, is characterized in that, the specifications parameter of described compressor comprises: refrigerant type, compressor electric motor number of pole-pairs amount, phase inductance, average moment, every extremely every phase magnetic flux, counter electromotive force and power.
10. refrigerator according to claim 8, it is characterized in that, describedly according to the specifications parameter of compressor, described compressor is made a service test, comprise: analog compression machine operating condition,, condensation temperature illusory from startability, operating ambient temperature, working relative humidity, case temperature characteristic and exhaust performance make a service test to described compressor.
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| CN107606871A (en) * | 2017-10-12 | 2018-01-19 | 南京创维电器研究院有限公司 | A kind of control method of frequency conversion refrigerator, device and frequency conversion refrigerator |
| WO2018108117A1 (en) * | 2016-12-14 | 2018-06-21 | 青岛海尔股份有限公司 | Refrigerator for improving stability of linear compressor, and control method therefor |
| WO2018108118A1 (en) * | 2016-12-14 | 2018-06-21 | 青岛海尔股份有限公司 | Refrigerator for improving stability of linear compressor, and control method therefor |
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| CN110953775A (en) * | 2019-11-21 | 2020-04-03 | 海信（山东）冰箱有限公司 | Refrigeration equipment and refrigeration equipment control method |
| 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 |
| CN112682989A (en) * | 2020-12-29 | 2021-04-20 | 珠海格力电器股份有限公司 | Compressor rotating speed control method, device and equipment and refrigerator |
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| CN110953775A (en) * | 2019-11-21 | 2020-04-03 | 海信（山东）冰箱有限公司 | Refrigeration equipment and refrigeration equipment control method |
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| 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 |
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| CN112682989B (en) * | 2020-12-29 | 2021-12-03 | 珠海格力电器股份有限公司 | Compressor rotating speed control method, device and equipment and refrigerator |
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