CN104315797B - Refrigerator temperature-controlled process and device - Google Patents

Refrigerator temperature-controlled process and device Download PDF

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Publication number
CN104315797B
CN104315797B CN201410577284.0A CN201410577284A CN104315797B CN 104315797 B CN104315797 B CN 104315797B CN 201410577284 A CN201410577284 A CN 201410577284A CN 104315797 B CN104315797 B CN 104315797B
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China
Prior art keywords
refrigerator
temperature
freezing pattern
quick
preset
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CN104315797A (en
Inventor
李扬
张华伟
庆增武
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Hefei Hualing Co Ltd
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Hefei Hualing Co Ltd
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00Arrangement or mounting of control or safety devices
    • F25D29/003Arrangement or mounting of control or safety devices for movable devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00Arrangement or mounting of control or safety devices
    • F25D29/005Mounting of control devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2600/00Control issues
    • F25D2600/06Controlling according to a predetermined profile
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2700/00Means for sensing or measuring; Sensors therefor
    • F25D2700/12Sensors measuring the inside temperature

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

Abstract

The invention discloses a kind of refrigerator temperature-controlled process, this refrigerator temperature-controlled process includes: under refrigerator conventional freezing pattern, obtains the temperature value within refrigerator at interval of preset time period;When the temperature value T1 of current detection is more than variations in temperature threshold value with the temperature profile value detected within current preset time period, then controls compressor and operate with the first preset speed, so that described refrigerator enters quick-freezing pattern;Under quick-freezing pattern, when the running status of described refrigerator reaches the prerequisite exiting described quick-freezing pattern, controlling described compressor to operate with the second preset speed, make described refrigerator recover conventional freezing pattern, described second preset speed is less than described first preset speed.The invention also discloses a kind of refrigerator temperature control equipment.Present invention achieves refrigerator and can enter or exit quick-freezing pattern automatically according to the change of temperature, it is not necessary to manual operation, very convenient, and also can be with saves energy and extend compressor service life.

Description

Refrigerator temperature-controlled process and device
Technical field
The present invention relates to refrigerator and control technical field, particularly relate to a kind of refrigerator temperature-controlled process and device.
Background technology
At present, the quick-freezing function of refrigerator is all manually operated opening and closing.Typically putting into greatly During amount food, need to open quick-freezing pattern, to protect food, and when temperature is reduced to uniform temperature again Need to exit quick-freezing pattern, to prevent food freezing, so very inconvenient, and when user forgets When being turned on or off the quick-freezing pattern of refrigerator, compressor will be made to be constantly in operation, not only cause Waste of energy, and affect the service life of compressor.
Foregoing is only used for auxiliary and understands technical scheme, does not represent and recognizes that foregoing is Prior art.
Summary of the invention
Present invention is primarily targeted at the existing refrigerator of solution can only rely on manual operation to switch conventional freezing The technical problem of pattern/quick-freezing pattern.
For achieving the above object, the present invention provides a kind of refrigerator temperature-controlled process, described refrigerator temperature control Method processed includes:
Under refrigerator conventional freezing pattern, obtain the temperature value within refrigerator at interval of preset time period;
When the temperature value T1 of current detection is big with the temperature profile value detected within current preset time period When variations in temperature threshold value, then control compressor and operate with the first preset speed, so that described refrigerator enters Quick-freezing pattern;
Under quick-freezing pattern, when the running status of described refrigerator reaches to exit the preset bar of described quick-freezing pattern During part, control described compressor and operate with the second preset speed, make described refrigerator recover conventional freezing pattern, Described second preset speed is less than described first preset speed.
Preferably, described under quick-freezing pattern, when the running status of described refrigerator reaches to exit described quick-freezing During the prerequisite of pattern, control described compressor and operate with the second preset speed, make described refrigerator recover Conventional freezing pattern, described second preset speed includes less than described first preset speed:
Under quick-freezing pattern, detection current temperature value T2 within refrigerator in real time;
When described Current Temperatures T2 is less than the first preset temperature value, control described compressor with described second Preset speed operates, and makes described refrigerator recover conventional freezing pattern.
Preferably, described under quick-freezing pattern, when the running status of described refrigerator reaches to exit described quick-freezing During the prerequisite of pattern, control described compressor and operate with the second preset speed, make described refrigerator recover Conventional freezing pattern, described second preset speed includes less than described first preset speed:
Under quick-freezing pattern, it is judged that whether refrigerator enters the persistent period tc of quick-freezing pattern more than Preset Time t1;
When described refrigerator enters the persistent period tc of quick-freezing pattern more than preset time t 1, control described pressure Contracting machine, with described second preset speed operating, makes described refrigerator recover conventional freezing pattern.
Preferably, described first preset temperature value is less than the temperature set under described refrigerator conventional freezing pattern Value.
Preferably, described temperature profile value includes the minimum temperature detected within current preset time period The difference of value.
Preferably, described temperature profile value includes each temperature value detected within current preset time period Meansigma methods.
Additionally, for achieving the above object, the present invention further provides a kind of refrigerator temperature control equipment, institute State refrigerator temperature control equipment to include:
First temperature acquisition module, under refrigerator conventional freezing pattern, obtains at interval of preset time period Take the temperature value within refrigerator;
First mode selects module, for the temperature value T1 when current detection and apart from current preset time period When interior detected temperature profile value is more than variations in temperature threshold value, then control compressor with the first preset speed Operating, so that described refrigerator enters quick-freezing pattern;
Second mode selection module, under quick-freezing pattern, when the running status of described refrigerator reaches to move back When going out the prerequisite of described quick-freezing pattern, control described compressor and operate with the second preset speed, make institute Stating refrigerator and recover conventional freezing pattern, described second preset speed is less than described first preset speed.
Preferably, described second mode selection module includes:
Temperature detecting unit, under quick-freezing pattern, detects current temperature value T2 within refrigerator in real time;
First performance element, for when described Current Temperatures T2 is less than the first preset temperature value, controlling institute State compressor to operate with described second preset speed, make described refrigerator recover conventional freezing pattern.
Preferably, described second mode selection module includes:
Timing judging unit, under quick-freezing pattern, it is judged that refrigerator enters the persistent period of quick-freezing pattern Whether tc is more than preset time t 1;
Second performance element, for entering the persistent period tc of quick-freezing pattern more than when presetting when described refrigerator Between t1 time, control described compressor with described second preset speed operating, make described refrigerator recover conventional cold Freeze pattern.
Preferably, described first preset temperature value is less than the temperature set under described refrigerator conventional freezing pattern Value.
Preferably, described temperature profile value includes the minimum temperature detected within current preset time period The difference of value.
Preferably, described temperature profile value includes each temperature value detected within current preset time period Meansigma methods.
The present invention, by under refrigerator conventional freezing pattern, obtains within refrigerator at interval of preset time period Temperature value;Temperature value T1 and the temperature profile detected within current preset time period when current detection When value is more than variations in temperature threshold value, then controls compressor and operate with the first preset speed, so that described refrigerator Enter quick-freezing pattern;Under quick-freezing pattern, when the running status of described refrigerator reaches to exit described quick-freezing mould During the prerequisite of formula, control described compressor and operate with the second preset speed, make described refrigerator often recover Rule frozen mode, described second preset speed is less than described first preset speed, and thus, the present invention realizes Refrigerator can enter or exit quick-freezing pattern automatically according to the change of temperature, it is not necessary to manual operation, Very convenient, and also can be with saves energy and extend compressor service life.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of refrigerator temperature-controlled process preferred embodiment of the present invention;
Fig. 2 is a refinement flow process signal of step S30 in refrigerator temperature-controlled process preferred embodiment of the present invention Figure;
Fig. 3 is that in refrigerator temperature-controlled process preferred embodiment of the present invention, another refinement flow process of step S30 is shown It is intended to;
Fig. 4 is the structural representation of refrigerator temperature control equipment preferred embodiment of the present invention;
Fig. 5 is the structural representation of the present invention the second mode selection module one embodiment;
Fig. 6 is the structural representation of the present invention another embodiment of the second mode selection module.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, do referring to the drawings further Explanation.
Detailed description of the invention
Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not used to limit Determine the present invention.
With reference to the schematic flow sheet that Fig. 1, Fig. 1 are refrigerator temperature-controlled process one embodiment of the present invention;Such as Fig. 1 Shown in, the present embodiment refrigerator temperature-controlled process comprises the following steps:
Step S10, under refrigerator conventional freezing pattern, obtain the temperature within refrigerator at interval of preset time period Angle value.
Refrigerator, owing to wanting permanent chilled food, prevents food spoilage, typically can be with conventional freezing mode constant Run.And after opening refrigerator or being placed into more food, the temperature within refrigerator just has back Rise, in the present embodiment by detection refrigerator internal temperature, judge the most opened refrigerator of refrigerator or It is placed into more food.Wherein, preset time period can be interval 1S, 2s, it is also possible to be many seconds or Person is 1 minute, can sets itself according to actual needs.
Step S20, judge the temperature value T1 of current detection and detected within current preset time period Whether temperature profile value is more than variations in temperature threshold value;The most then perform step S21;If it is not, then perform step Rapid S22.
It is understood that when refrigerator was not turned on or did not put food into, with the mould that routine is cold Formula run time, temperature can be more constant, the temperature value T1 of current detection with within current preset time period When the temperature profile value detected is more than variations in temperature threshold value, then it represents that refrigerator temperature has a liter High variation, this Time, it may be possible to opened refrigerator or be placed into more food, cause the rise of refrigerator internal temperature.
Wherein, refrigerator normal temperature value under normal freeze in temperature profile value can be certain period of time And the upper limit of undulating value or lower limit.
In one embodiment, described temperature profile value includes being detected within current preset time period The difference of low temperature value.The lowest temperature angle value detected within current preset time period is cold with refrigerator routine Freeze the temperature run under pattern basically identical, calculate the most again between Current Temperatures and this lowest temperature angle value According to the size of this difference, difference, may determine that whether refrigerator has and rises again more greatly, if in temperature just risen again Often in excursion, then continuing to keep conventional freezing mode operation, exceeding normal variation scope if risen again, Then control refrigerator admission velocity module.
Or in another embodiment, described temperature profile value includes being examined within current preset time period The meansigma methods of each temperature value surveyed.Refrigerator is under conventional freezing pattern, and temperature has fluctuation unavoidably, one In the fixed time period, this temperature fluctuation is that some medium temperature point changes up and down within this time period, This medium temperature point is exactly the meansigma methods of each temperature value, so exceedes meansigma methods when refrigerator internal temperature During the upper limit, show that refrigerator may put into food, need to open frozen mode.
Step S21, control compressor operate with the first preset speed, so that described refrigerator enters quick-freezing pattern;
This first preset speed is the maximum operational speed of compressor, naturally it is also possible to be maximum with compressor The speed that rotating speed is close.The maximum operational speed of such as compressor is 3000 revs/min, then can time compress Machine is with 3000 revs/min of constant operations, it is also possible to be to run with the speed between 2800-3000 rev/min.
Step S22, keep described refrigerator run conventional freezing pattern;
When the temperature value T1 of current detection is little with the temperature profile value detected within current preset time period In or equal to variations in temperature threshold value time, show that present mode of operation meets the temperature requirements within refrigerator, Without opening quick-freezing pattern.
Step S30, under quick-freezing pattern, when the running status of described refrigerator reaches to exit described quick-freezing pattern Prerequisite time, control described compressor and operate with the second preset speed, make described refrigerator recover routine Frozen mode, described second preset speed is less than described first preset speed.
This second preset speed can be that zero velocity, i.e. compressor shut down, and this second preset speed is also Can be that compressor operates with a relatively low constant speed, such as 1000 revs/min.Wherein, cold It can be according to the quick-freezing time or according to refrigerator temperature that cabinet exits the prerequisite of quick-freezing pattern.
In one embodiment, with reference to Fig. 2, described step S30 includes:
Step S3a1, under quick-freezing pattern, in real time detection current temperature value T2 within refrigerator;
Step S3a2, when described Current Temperatures T2 less than the first preset temperature value time, control described compressor With the second preset speed operating, described refrigerator is made to recover conventional freezing pattern.
The present embodiment, is under quick-freezing pattern, and current temperature value T2 within refrigerator and first are preset temperature Angle value compares.The temperature set under wherein the first preset temperature value can be refrigerator conventional freezing pattern Value, naturally it is also possible to be the value lower than the temperature value set under refrigerator conventional freezing pattern, preferred one In embodiment, described first preset temperature value is lower by 5 than the temperature value set under described refrigerator conventional freezing pattern Degree Celsius.
It is understood that when described Current Temperatures T2 is less than the first preset temperature value, then show refrigerator Internal temperature has dropped down to the temperature of demand under conventional freezing pattern, it is not necessary to lower the temperature again.Now, may be used With the described compressor of control with described second preset speed operating, described refrigerator is made to recover conventional freezing pattern.
Or, in another embodiment, described step S30 includes:
Step S3b1, under quick-freezing pattern, it is judged that refrigerator enter quick-freezing pattern persistent period tc the biggest In preset time t 1;The most then perform step S3b11;If it is not, then perform step S3b12.
Described step S3b11, control described compressor with described second preset speed operating, make described refrigerator Recover conventional freezing pattern.
Described step S3b12, keep described refrigerator run conventional freezing pattern.
The present embodiment, is under quick-freezing pattern, and the time that refrigerator enters quick-freezing pattern carries out timing.When When described refrigerator enters the persistent period tc of quick-freezing pattern more than preset time t 1, then show elapsed time t1 After can ensure that the temperature within refrigerator has dropped down to the temperature of demand under conventional freezing pattern, it is not necessary to carry out again Cooling.Operate with described second preset speed at this point it is possible to control described compressor, make described refrigerator extensive Multiple conventional freezing pattern.Preset time t 1 can the most artificially be arranged, such as, could be arranged to 48 little Time, naturally it is also possible to it is set to other times.
The inventive method, by under refrigerator conventional freezing pattern, obtains in refrigerator at interval of preset time period The temperature value in portion;Temperature value T1 and the temperature detected within current preset time period when current detection When eigenvalue is more than variations in temperature threshold value, then controls compressor and operate with the first preset speed, so that described Refrigerator enters quick-freezing pattern;Under quick-freezing pattern, when the running status of described refrigerator reaches to exit described speed When freezing the prerequisite of pattern, control described compressor and operate with the second preset speed, make described refrigerator extensive Multiple conventional freezing pattern, described second preset speed is less than described first preset speed, thus, the present invention Achieve refrigerator and can enter or exit quick-freezing pattern automatically according to the change of temperature, it is not necessary to manually grasp Make, very convenient, and also can be with saves energy and extend compressor service life.
Accordingly, the present invention also provides for a kind of refrigerator temperature control equipment, is the present invention with reference to Fig. 4, Fig. 4 The structural representation of refrigerator temperature control equipment one embodiment;As shown in Figure 4, described refrigerator temperature controls Device includes:
Temperature acquisition module 10, under refrigerator conventional freezing pattern, obtains at interval of preset time period Temperature value within refrigerator.
Refrigerator, owing to wanting permanent chilled food, prevents food spoilage, typically can be with conventional freezing mode constant Run.And after opening refrigerator or being placed into more food, the temperature within refrigerator just has back Rise, in the present embodiment by detection refrigerator internal temperature, judge the most opened refrigerator of refrigerator or It is placed into more food.Wherein, preset time period can be interval 1S, 2s, it is also possible to be many seconds or Person is 1 minute, can sets itself according to actual needs.
First mode selects module 20, for the temperature value T1 when current detection and apart from current preset time When the temperature profile value detected in Duan is more than variations in temperature threshold value, then control compressor with the first preset speed Degree operating, so that described refrigerator enters quick-freezing pattern.
It is understood that when refrigerator was not turned on or did not put food into, with the mould that routine is cold Formula run time, temperature can be more constant, the temperature value T1 of current detection with within current preset time period When the temperature profile value detected is more than variations in temperature threshold value, then it represents that refrigerator temperature has a liter High variation, this Time, it may be possible to opened refrigerator or be placed into more food, cause the rise of refrigerator internal temperature. When current detection temperature value T1 and the temperature profile value that detected within current preset time period less than or When person is equal to variations in temperature threshold value, show that present mode of operation meets the temperature requirements within refrigerator, it is not necessary to Open quick-freezing pattern.Wherein, this first preset speed is the maximum operational speed of compressor, the most also may be used To be the speed close with compressor maximum (top) speed.The maximum operational speed of such as compressor is 3000 turns/ Minute, then can time compressor with 3000 revs/min of constant operations, it is also possible to be with 2800-3000 turn/ Speed between minute is run.
Wherein, refrigerator normal temperature value under normal freeze in temperature profile value can be certain period of time And the upper limit of undulating value or lower limit.
In one embodiment, described temperature profile value includes being detected within current preset time period The difference of low temperature value.The lowest temperature angle value detected within current preset time period is cold with refrigerator routine Freeze the temperature run under pattern basically identical, calculate the most again between Current Temperatures and this lowest temperature angle value According to the size of this difference, difference, may determine that whether refrigerator has and rises again more greatly, if in temperature just risen again Often in excursion, then continuing to keep conventional freezing mode operation, exceeding normal variation scope if risen again, Then control refrigerator admission velocity module.
Or in another embodiment, described temperature profile value includes being examined within current preset time period The meansigma methods of each temperature value surveyed.Refrigerator is under conventional freezing pattern, and temperature has fluctuation unavoidably, one In the fixed time period, this temperature fluctuation is that some medium temperature point changes up and down within this time period, This medium temperature point is exactly the meansigma methods of each temperature value, so exceedes meansigma methods when refrigerator internal temperature During the upper limit, show that refrigerator may put into food, need to open frozen mode.
Second mode selection module 30, under quick-freezing pattern, when the running status of described refrigerator reaches When exiting the prerequisite of described quick-freezing pattern, control described compressor and operate with the second preset speed, make Described refrigerator recovers conventional freezing pattern, and described second preset speed is less than described first preset speed.
This second preset speed can be that zero velocity, i.e. compressor shut down, and this second preset speed is also Can be that compressor operates with a relatively low constant speed, such as 1000 revs/min.Wherein, cold It can be according to the quick-freezing time or according to refrigerator temperature that cabinet exits the prerequisite of quick-freezing pattern.
In one embodiment, with reference to Fig. 5, described second mode selection module 30 includes:
Temperature detecting unit 31, under quick-freezing pattern, detects the current temperature value within refrigerator in real time T2;
First performance element 32, for when described Current Temperatures T2 is less than the first preset temperature value, controlling Described compressor, with described second preset speed operating, makes described refrigerator recover conventional freezing pattern.
The present embodiment, is by temperature detecting unit 31 under quick-freezing pattern, by the current temperature within refrigerator Angle value T2 and the first preset temperature value compare.Wherein the first preset temperature value can be that refrigerator routine is cold Freeze the temperature value set under pattern, naturally it is also possible to be than the temperature value set under refrigerator conventional freezing pattern Lower value, in a preferred embodiment, described first preset temperature value is than described refrigerator conventional freezing mould The temperature value set under formula is low 5 degrees Celsius.
It is understood that when described Current Temperatures T2 is less than the first preset temperature value, then show refrigerator Internal temperature has dropped down to the temperature of demand under conventional freezing pattern, it is not necessary to lower the temperature again.Now, logical Cross the first performance element 32 can control described compressor with described second preset speed operating, make described cold Cabinet recovers conventional freezing pattern.
Or, in another embodiment, with reference to Fig. 6, described second mode selection module 30 includes:
Timing judging unit 301, under quick-freezing pattern, it is judged that when refrigerator enters quick-freezing pattern lasting Between tc whether more than preset time t 1;The most then proceed to described second performance element 302.
Described second performance element 302, controls described compressor and operates with described second preset speed, make institute State refrigerator and recover conventional freezing pattern.
The present embodiment, is by timing judging unit 301 under quick-freezing pattern, and refrigerator is entered quick-freezing mould The time of formula carries out timing.When described refrigerator enters the persistent period tc of quick-freezing pattern more than preset time t 1 Time, then can ensure that the temperature within refrigerator to have dropped down under conventional freezing pattern after showing elapsed time t1 needs The temperature asked, it is not necessary to lower the temperature again.Now, described pressure can be controlled by the second performance element 302 Contracting machine, with described second preset speed operating, makes described refrigerator recover conventional freezing pattern.Preset time t 1 Can the most artificially arrange, such as, could be arranged to 48 hours, naturally it is also possible to when being set to other Between.
Apparatus of the present invention by temperature acquisition module 10 under refrigerator conventional freezing pattern, at interval of time default Between section obtain temperature value within refrigerator;And selected module 20 at the temperature value of current detection by first mode When T1 is more than variations in temperature threshold value with the temperature profile value detected within current preset time period, then control Compressor processed operates with the first preset speed, so that described refrigerator enters quick-freezing pattern;Then by second Mode selection module 30 is under quick-freezing pattern, when the running status of described refrigerator reaches to exit described quick-freezing mould During the prerequisite of formula, control described compressor and operate with the second preset speed, make described refrigerator often recover Rule frozen mode, described second preset speed is less than described first preset speed, and thus, the present invention realizes Refrigerator can enter or exit quick-freezing pattern automatically according to the change of temperature, it is not necessary to manual operation, Very convenient, and also can be with saves energy and extend compressor service life.
The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.More than by The description of embodiment, those skilled in the art is it can be understood that can to above-described embodiment method The mode adding required general hardware platform by software realizes, naturally it is also possible to by hardware, but very In the case of Duo, the former is more preferably embodiment.Based on such understanding, technical scheme essence On the part that in other words prior art contributed can embody with the form of software product, this meter Calculation machine software product is stored in a storage medium (such as ROM/RAM, magnetic disc, CD), including Some instructions are with so that a station terminal equipment (can be mobile phone, computer, server, or network Equipment etc.) perform the method described in each embodiment of the present invention.
These are only the preferred embodiments of the present invention, not thereby limit the scope of the claims of the present invention, every Utilize equivalent structure or equivalence flow process conversion that description of the invention and accompanying drawing content made, or directly or Connect and be used in other relevant technical fields, be the most in like manner included in the scope of patent protection of the present invention.

Claims (8)

1. a refrigerator temperature-controlled process, it is characterised in that described refrigerator temperature-controlled process includes:
Under refrigerator conventional freezing pattern, obtain the temperature value within refrigerator at interval of preset time period;
When the temperature value T1 of current detection and the difference of the temperature profile value detected within current preset time period are more than variations in temperature threshold value, then control compressor and operate with the first preset speed, so that described refrigerator enters quick-freezing pattern;
Under quick-freezing pattern, when the running status of described refrigerator reaches the prerequisite exiting described quick-freezing pattern, controlling described compressor to operate with the second preset speed, make described refrigerator recover conventional freezing pattern, described second preset speed is less than described first preset speed;
Wherein, described temperature profile value includes the lowest temperature angle value detected within current preset time period;Or, described temperature profile value includes the meansigma methods of each temperature value detected within current preset time period.
2. refrigerator temperature-controlled process as claimed in claim 1, described under quick-freezing pattern, when the running status of described refrigerator reaches the prerequisite exiting described quick-freezing pattern, control described compressor to operate with the second preset speed, making described refrigerator recover conventional freezing pattern, described second preset speed includes less than described first preset speed:
Under quick-freezing pattern, detection current temperature value T2 within refrigerator in real time;
When described Current Temperatures T2 is less than the first preset temperature value, controls described compressor and operate with described second preset speed, make described refrigerator recover conventional freezing pattern.
3. refrigerator temperature-controlled process as claimed in claim 1, described under quick-freezing pattern, when the running status of described refrigerator reaches the prerequisite exiting described quick-freezing pattern, control described compressor to operate with the second preset speed, making described refrigerator recover conventional freezing pattern, described second preset speed includes less than described first preset speed:
Under quick-freezing pattern, it is judged that whether refrigerator enters the persistent period tc of quick-freezing pattern more than preset time t 1;
When described refrigerator enters the persistent period tc of quick-freezing pattern more than preset time t 1, control described compressor and operate with described second preset speed, make described refrigerator recover conventional freezing pattern.
4. refrigerator temperature-controlled process as claimed in claim 2, it is characterised in that described first preset temperature value is less than the temperature value set under described refrigerator conventional freezing pattern.
5. a refrigerator temperature control equipment, it is characterised in that described refrigerator temperature control equipment includes:
Temperature acquisition module, under refrigerator conventional freezing pattern, obtains the temperature value within refrigerator at interval of preset time period;
First mode selects module, for when the difference of the temperature value T1 of current detection with the temperature profile value detected within current preset time period is more than variations in temperature threshold value, then control compressor to operate with the first preset speed, so that described refrigerator enters quick-freezing pattern;
Second mode selection module, for under quick-freezing pattern, when the running status of described refrigerator reaches the prerequisite exiting described quick-freezing pattern, control described compressor to operate with the second preset speed, making described refrigerator recover conventional freezing pattern, described second preset speed is less than described first preset speed;
Wherein, described temperature profile value includes the lowest temperature angle value detected within current preset time period;Or, described temperature profile value includes the meansigma methods of each temperature value detected within current preset time period.
6. the refrigerator temperature control equipment stated such as claim 5, described second mode selection module includes:
Temperature detecting unit, under quick-freezing pattern, detects current temperature value T2 within refrigerator in real time;
First performance element, for when described Current Temperatures T2 is less than the first preset temperature value, controls described compressor and operates with described second preset speed, make described refrigerator recover conventional freezing pattern.
7. refrigerator temperature control equipment as claimed in claim 5, described second mode selection module includes:
Timing judging unit, under quick-freezing pattern, it is judged that whether refrigerator enters the persistent period tc of quick-freezing pattern more than preset time t 1;
Second performance element, for when the persistent period tc of described refrigerator entrance quick-freezing pattern is more than preset time t 1, controlling described compressor and operate with described second preset speed, make described refrigerator recover conventional freezing pattern.
8. refrigerator temperature control equipment as claimed in claim 6, it is characterised in that described first preset temperature value is less than the temperature value set under described refrigerator conventional freezing pattern.
CN201410577284.0A 2014-10-24 2014-10-24 Refrigerator temperature-controlled process and device Active CN104315797B (en)

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