CN105546920B - Refrigerator and its adaptive defrosting control method - Google Patents
Refrigerator and its adaptive defrosting control method Download PDFInfo
- Publication number
- CN105546920B CN105546920B CN201511031317.2A CN201511031317A CN105546920B CN 105546920 B CN105546920 B CN 105546920B CN 201511031317 A CN201511031317 A CN 201511031317A CN 105546920 B CN105546920 B CN 105546920B
- Authority
- CN
- China
- Prior art keywords
- defrost
- time
- refrigerator
- preset value
- interval time
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/06—Removing frost
- F25D21/08—Removing frost by electric heating
-
- 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
- F25D29/003—Arrangement or mounting of control or safety devices for movable devices
Abstract
Present invention discloses a kind of refrigerator and its adaptive defrosting control method, the reality including the interval time current defrost gap periods using defrosting control device monitoring defrost adds up opening time；Compare interval time and the maximum defrost interval time preset value of defrost, start defrost if the interval time of defrost is greater than or equal to maximum defrost interval time preset value, otherwise the default accumulative opening time kT of relatively practical accumulative opening time and current defrost gap periodsiIf practical accumulative opening time is greater than or equal to default accumulative opening time kTi, start defrost and monitor the time ht of defrost start and ending；After defrost, compare ht and defrost time preset value hT, to obtain the default accumulative opening time kT of next defrost gap periodsi+1。
Description
Technical field
The invention belongs to technical field of refrigeration equipment, and in particular to refrigerator and its adaptive defrosting control method.
Background technique
There are many methods for the control of wind cooling refrigerator defrost, and for example, by using set time defrost, this method cannot be in conjunction with practical
It is changed；Or according to refrigerator environment humidity and environment temperature, by adding up door opening times and opening time to certain predetermined value
Defrost afterwards, this method may cause the defrost in the case where frosting degree is insufficient, increase energy consumption.
Summary of the invention
It is an object of the invention to solve the prior art to adjust the defrost period according to the case where actual use refrigerator
The problem of.
For achieving the above object, the present invention provides a kind of adaptive defrosting control method of refrigerator, comprising:
The reality of S1, the interval time for monitoring defrost and current defrost gap periods add up opening time；
S2, the interval time for comparing defrost and maximum defrost interval time preset value, if the interval time of defrost is greater than
Or it is equal to maximum defrost interval time preset value, S4 is entered step, S3 is otherwise entered step；
S3, the accumulative opening time of reality of the current defrost gap periods of comparison and the default of current defrost gap periods add up
Opening time kTiIf the reality, which adds up opening time, is greater than or equal to the default accumulative opening time kTi, enter step
S4, otherwise return step S1；
S4, starting defrost, and monitor the time ht of defrost start and ending；
After S5, defrost, compare ht and default defrost time preset value hT, to obtain the pre- of next defrost gap periods
If accumulative opening time kTi+1；
Wherein, i is positive integer.
As the further improvement of an embodiment of the present invention, in step S5, if ht > hT, shorten kTi+1So that kTi+1<
kTi；If ht < hT, extend kTi+1So that kTi+1>kTi；If ht=hT, kT is maintainedi+1So that kTi+1=kTi。
As the further improvement of an embodiment of the present invention, next defrost gap periods are calculated according to the following formula
Default accumulative opening time kTi+1:
kTi+1 =kTi+ a(hT-ht)
Wherein, a is constant.
As the further improvement of an embodiment of the present invention, kT1For preset value, first defrost period after refrigerator is powered
With the preset value kT1For default accumulative opening time.
As the further improvement of an embodiment of the present invention, step S3 further includes the interval time of the defrost
With minimum defrost interval time preset value, if the interval time of the defrost, to be greater than the minimum defrost interval time default
Value, enters step S4, otherwise return step S1.
To achieve the above object, an embodiment of the present invention provides a kind of adaptive defrosting control device of refrigerator, including
Controller, the controller execute the control method of any description above.
As the further improvement of an embodiment of the present invention, defrosting control device includes timer, timer monitoringization
The interval time of frost, the reality of current defrost gap periods add up the time of opening time and defrost start and ending.
As the further improvement of an embodiment of the present invention, controller is embedded in maximum defrost interval time preset value, most
Small defrost interval time preset value, default defrost time value.
As the further improvement of an embodiment of the present invention, controller is embedded in preset value kT1, preset value kT1It is logical for refrigerator
The default accumulative opening time in first defrost period after electricity.
To achieve the above object, an embodiment of the present invention provides a kind of refrigerator, controls defrost using above-mentioned control method.
Compared with prior art, the present invention adjusts next defrost gap periods according to the defrost duration in each defrost period
Duration, more specifically, the accumulative enabling duration in next defrost period is adjusted, to adapt the defrost frequency of refrigerator to user
Practical operation situation, defrosting control is more accurate and intelligent, achievees the effect that energy conservation, fresh-keeping.
Detailed description of the invention
Fig. 1 is the flow chart of adaptive one embodiment of defrosting control method of refrigerator of the present invention；
Fig. 2 is the flow chart of another embodiment of the adaptive defrosting control method of refrigerator of the present invention.
Specific embodiment
Below with reference to specific embodiment shown in the drawings, the present invention will be described in detail.But these embodiments are simultaneously
The present invention is not limited, structure that those skilled in the art are made according to these embodiments, method or functionally
Transformation is included within the scope of protection of the present invention.
According to one embodiment of present invention, refrigerator can be air-cooled frost-free refrigerator, including cabinet, door body, air duct, blower,
Evaporator, compensating heating device, temperature sensor, timer and controller.
Cabinet includes freezing chamber and refrigerating chamber.
Door body is pivotably mounted on cabinet to open or close freezing chamber and refrigerating chamber.
Air duct is located in cabinet and has the first wind passage mouth being connected to freezing chamber and the second air duct being connected to refrigerating chamber
Mouthful.Blower is located in air duct, and the cold air for generating evaporator is sent into corresponding compartment.
Compensating heating device is set in cabinet, for heating up to compartment.Preferably, compensating heating device is compensation heating
Silk.
Timer is at least one, monitors the interval time jt of refrigerator defrost, and the reality of defrost gap periods is accumulative to open the door
Time kt and refrigerator defrost time ht.Specifically, jt refers to the time terminated from previous defrost to timer time；Kt refers in the past
Secondary defrost terminates the accumulative opening time to timer time；Ht refers to that defrost in a defrost period starts to the time of end.
The maximum defrost interval time T of default refrigeratormax, minimum defrost interval time Tmin, default accumulative opening time kT1
With default defrost time hT.The preset value is constant, can be embedded in controller by program.Preset value can pass through the side of experiment
Method determines that, when the model of refrigerator is fixed, corresponding preset value is fixed.
Fig. 1 is the exemplary flow chart of the adaptive defrosting control method one of refrigerator of the present invention.The defrosting control of refrigerator includes:
S1: timer monitors the interval time jt of refrigerator defrost and the reality of defrost gap periods adds up opening time kt.
S2: controller compares the interval time jt and maximum defrost interval time T of refrigerator defrostmax.If jt >=Tmax,
Controller starts defrost.
If jt < Tmax, then controller compares in the gap periods of current refrigerator defrost, practical accumulative opening time kt
With the default accumulative opening time kT of the defrost gap periodsi(i is positive integer).
S3: if kt >=kTi, controller starts defrost, otherwise, return step S1.
S4: starting defrost includes the following steps:
Starting blower preheats evaporator；
Controller controls compensating heating device by temperature-adjusting potentiometer and starts to work；
Temperature sensor detects compartment temperature, terminates defrost after reaching preset temperature；
The time ht of timer monitoring defrost start and ending.
After completing defrost, following steps are carried out:
S5: controller compares ht and default defrost time hT.If ht > hT, shorten the default accumulative enabling in next period
Time kTi+1, correspondingly, shorten the defrost interval duration in next period；If ht < hT, extend the default tired of next period
Count opening time kTi+1, correspondingly, extend the defrost interval duration in next period；If ht=hT, next period is maintained
Default accumulative opening time kTi+1With the default accumulative opening time kT in this periodiUnanimously, correspondingly, the change in next period is maintained
Frost interval duration.Specifically, kTi+1 =kTi+ a(hT-ht), a is constant, the constant be positive number and with refrigerator volume, environment temperature
The correlations such as degree.
Meanwhile refrigerator enters next defrost gap periods, repeats step S1.
Wherein, in step S3, to prevent the frequent defrost of refrigerator, jt and minimum defrost interval time T can also be comparedmin.Such as
Fruit kt >=kTi and jt > Tmin, 4 are entered step, otherwise, return step S1.
It is understood that in the default accumulative opening time kT of a defrost gap periodsiIn, i represents the period.In ice
Case is powered before operation, kT1It is embedded in control program.First defrost period is with fixed value kT1When to preset accumulative open the door
Between, and determine that the default of next period adds up opening time kT according to the method for the present invention after defrost2, so recycle.
With reference to Fig. 2, in the another example of the present invention, the defrosting control of refrigerator includes:
The accumulative opening time kt of reality of S1 ', the current defrost gap periods of monitoring；
S2 ', the accumulative opening time kt of reality of more current defrost gap periods and presetting for current defrost gap periods
Accumulative opening time kTiIf practical accumulative opening time is greater than or equal to the default accumulative opening time kTi, enter step
S3 ', otherwise, return step S1 '；
S3 ', starting defrost, and monitor the time ht of defrost start and ending；
After S4 ', defrost, compare ht and defrost time preset value hT, to obtain the default of next defrost gap periods
Accumulative opening time kTi+1。
kTi+1The same previous embodiment of calculation method.
Further, the interval time jt of defrost is also monitored, and between step S1 ' and S2 ', when comparing the interval of defrost
Between jt and maximum defrost interval time preset value Tmax, minimum defrost interval time preset value Tmin.If Tmin<jt<Tmax, execute
The step S2 ' otherwise compares whether jt is greater than or equal to Tmax.If it is, being directly entered step S3 ', otherwise, it is meant that
jt<Tmin, then return step S1 '.
The difference of the embodiment and embodiment illustrated in fig. 1 is the sequence of judgment step.
In this way, the duration of next defrost gap periods can be adjusted, more specifically according to the defrost duration in each defrost period
Ground, adjusts the accumulative enabling duration in next defrost period, to adapt the defrost frequency of refrigerator to the practical operation feelings of user
Condition, defrosting control is more accurate and intelligent, achievees the effect that energy saving, fresh-keeping.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book
With the other embodiments of understanding.
The series of detailed descriptions listed above only for feasible embodiment of the invention specifically
Protection scope bright, that they are not intended to limit the invention, it is all without departing from equivalent implementations made by technical spirit of the present invention
Or change should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of adaptive defrosting control method of refrigerator characterized by comprising
The reality of S1, the interval time for monitoring defrost and current defrost gap periods add up opening time；
S2, the interval time for comparing defrost and maximum defrost interval time preset value, if the interval time of defrost is greater than or waits
In maximum defrost interval time preset value, S4 is entered step, S3 is otherwise entered step；
The default accumulative enabling of S3, the accumulative opening time of reality of the current defrost gap periods of comparison and current defrost gap periods
Time kTiIf the reality, which adds up opening time, is greater than or equal to the default accumulative opening time kTi, S4 is entered step,
Otherwise return step S1；
S4, starting defrost, and monitor the time ht of defrost start and ending；
After S5, defrost, compare ht and default defrost time preset value hT, is calculated between next defrost according to the following formula
The default accumulative opening time kT of phase every other weeki+1:
kTi+1 =kTi+ a(hT-ht)
Wherein, a is constant, and i is positive integer.
Wherein, step S3 further includes the interval time of the defrost and minimum defrost interval time preset value, if described
The interval time of defrost is greater than the minimum defrost interval time preset value, enters step S4, otherwise return step S1.
2. the adaptive defrosting control method of refrigerator according to claim 1, which is characterized in that in step S5, if ht >
HT shortens kTi+1So that kTi+1<kTi；If ht < hT, extend kTi+1So that kTi+1>kTi；If ht=hT, kT is maintainedi+1With
Make kTi+1=kTi。
3. the adaptive defrosting control method of refrigerator according to claim 1, which is characterized in that kT1For preset value, refrigerator leads to
First defrost period is after electricity with the preset value kT1For default accumulative opening time.
4. a kind of adaptive defrosting control device of refrigerator, which is characterized in that including controller, the controller perform claim is wanted
Seek any the method for 1-3.
5. the adaptive defrosting control device of refrigerator according to claim 4, which is characterized in that it further include timer, meter
When device monitoring interval time of defrost, current defrost gap periods reality add up opening time and defrost start and ending
Time.
6. the adaptive defrosting control device of refrigerator according to claim 4, which is characterized in that the controller insertion is most
Big defrost interval time preset value, minimum defrost interval time preset value, default defrost time value.
7. the adaptive defrosting control device of refrigerator according to claim 4, which is characterized in that the controller insertion is pre-
If value kT1, the preset value kT1The default accumulative opening time in first defrost period after being powered for refrigerator.
8. a kind of refrigerator, which is characterized in that the refrigerator controls defrost using any the method for claim 1-3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511031317.2A CN105546920B (en) | 2015-12-31 | 2015-12-31 | Refrigerator and its adaptive defrosting control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511031317.2A CN105546920B (en) | 2015-12-31 | 2015-12-31 | Refrigerator and its adaptive defrosting control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105546920A CN105546920A (en) | 2016-05-04 |
| CN105546920B true CN105546920B (en) | 2019-01-18 |
Family
ID=55826294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511031317.2A Active CN105546920B (en) | 2015-12-31 | 2015-12-31 | Refrigerator and its adaptive defrosting control method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105546920B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1178315A (en) * | 1996-09-30 | 1998-04-08 | 大宇电子株式会社 | Method for controlling fan of refrigerator |
| KR100885450B1 (en) * | 2007-07-12 | 2009-02-24 | 엘지전자 주식회사 | A control method of refrigerator |
| CN101793454A (en) * | 2010-03-10 | 2010-08-04 | 合肥美菱股份有限公司 | Intelligent defrosting control method of refrigerator |
| CN101957116A (en) * | 2009-07-17 | 2011-01-26 | 海尔集团公司 | Method for controlling defrosting of refrigerator |
| CN102748917A (en) * | 2012-07-18 | 2012-10-24 | 合肥美菱股份有限公司 | Defrosting control method for inverter refrigerator |
| CN104833167A (en) * | 2015-02-27 | 2015-08-12 | 河南新飞电器有限公司 | Air cooling refrigerator defrosting method |
-
2015
- 2015-12-31 CN CN201511031317.2A patent/CN105546920B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1178315A (en) * | 1996-09-30 | 1998-04-08 | 大宇电子株式会社 | Method for controlling fan of refrigerator |
| KR100885450B1 (en) * | 2007-07-12 | 2009-02-24 | 엘지전자 주식회사 | A control method of refrigerator |
| CN101957116A (en) * | 2009-07-17 | 2011-01-26 | 海尔集团公司 | Method for controlling defrosting of refrigerator |
| CN101793454A (en) * | 2010-03-10 | 2010-08-04 | 合肥美菱股份有限公司 | Intelligent defrosting control method of refrigerator |
| CN102748917A (en) * | 2012-07-18 | 2012-10-24 | 合肥美菱股份有限公司 | Defrosting control method for inverter refrigerator |
| CN104833167A (en) * | 2015-02-27 | 2015-08-12 | 河南新飞电器有限公司 | Air cooling refrigerator defrosting method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105546920A (en) | 2016-05-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105466149B (en) | Refrigerator and its adaptive defrosting control method | |
| CN107062771B (en) | Defrosting control method and wind cooling refrigerator | |
| CN103335469B (en) | The control method of wind cooling refrigerator and wind cooling refrigerator | |
| CN104930645B (en) | Method and air-conditioning for controlling air-conditioner defrosting | |
| CN103983082B (en) | A kind of intelligent quick-frozen control method of refrigerator | |
| CN108151433B (en) | Temperature control method, temperature control device, refrigeration equipment and readable storage medium | |
| CN107044756B (en) | The anti-freeze control method of air door and refrigerator | |
| CN112460905B (en) | Refrigerator return air defrosting control method and device and air-cooled refrigerator | |
| CN104482716B (en) | Defrosting control method for refrigerator and refrigerator | |
| CN103982976A (en) | Air conditioner defrosting control method and air conditioner | |
| CN103471344B (en) | The control method of wind cooling refrigerator and wind cooling refrigerator | |
| CN104949436A (en) | Refrigerator defrosting control method and control system and refrigerator | |
| CN104266452B (en) | The control method of wind cooling refrigerator and the control device of wind cooling refrigerator | |
| CN105783385B (en) | A kind of cold compartment of refrigerator defrosting method, defrosting system and refrigerator | |
| CN105823297A (en) | Refrigeration-to-freezing control method and control system for double-fan refrigerator and double-fan refrigerator | |
| CN106766535B (en) | A kind of control method of refrigerator | |
| CN106766349B (en) | The control method of semiconductor cooling device | |
| CN105352262B (en) | Wind cooling refrigerator and its cryoprotection control method | |
| CN110986326A (en) | Air conditioner and control method thereof | |
| CN109654799A (en) | A kind of defrosting of direct cooling refrigerator function control method | |
| WO2009061031A2 (en) | Control method for a refrigerator | |
| WO2010089191A3 (en) | Refrigeration device, in particular household refrigeration device, and method for controlling a refrigeration device | |
| CN105546920B (en) | Refrigerator and its adaptive defrosting control method | |
| WO2019085844A1 (en) | Control method and control system for refrigerator having two air doors driven by one source | |
| CN205860621U (en) | Refrigerator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |