CN107388723A - A kind of progress control method of frequency-conversion freezer or refrigerator - Google Patents
A kind of progress control method of frequency-conversion freezer or refrigerator Download PDFInfo
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- CN107388723A CN107388723A CN201710838907.9A CN201710838907A CN107388723A CN 107388723 A CN107388723 A CN 107388723A CN 201710838907 A CN201710838907 A CN 201710838907A CN 107388723 A CN107388723 A CN 107388723A
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- 238000000034 method Methods 0.000 title claims abstract description 32
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 25
- 238000005057 refrigeration Methods 0.000 claims abstract description 29
- 230000005059 dormancy Effects 0.000 claims abstract description 8
- 238000001816 cooling Methods 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 238000001704 evaporation Methods 0.000 claims 1
- 230000008020 evaporation Effects 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000006978 adaptation Effects 0.000 abstract 1
- 238000005457 optimization Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/003—Arrangement or mounting of control or safety devices for movable devices
-
- 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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/022—Compressor control arrangements
-
- 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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/12—Sound
-
- 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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/26—Problems to be solved characterised by the startup of the refrigeration cycle
-
- 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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/02—Compressor control
- F25B2600/025—Compressor control by controlling speed
- F25B2600/0251—Compressor control by controlling speed with on-off operation
-
- 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
- F25D2600/00—Control issues
- F25D2600/06—Controlling according to a predetermined profile
Abstract
The invention discloses a kind of frequency-conversion freezer or the progress control method of refrigerator, it is related to technical field of refrigeration equipment, including forms refrigerating circuit and realize the compressor of refrigerating function, condenser, evaporator and be arranged at evaporator compartment or the temperature sensor and condenser fan of refrigeration compartment.The present invention is when refrigerator is electric on first, control method performs the compressor slow-speed of revolution precooling stage, precooling is carried out to refrigerator-freezer or refrigerator compartment, and enter normal refrigeration control after terminating in the precooling stage, ensure refrigerator-freezer or refrigerator and can normally start at different ambient temperatures, steady operation and the refrigeration requirement for quickly realizing compartment lower temperature, not chaser during operation；Integrated environment temperature and evaporator compartment or refrigeration compartment temperature are controlled to compressor, compressor is run with adaptation condition and are rationally carried out shutdown dormancy, reduce noise of refrigerator and overall energy consumption, improve user's use feeling；Control method logic is simple, and it is small that control program writes difficulty.
Description
Technical field
The present invention relates to technical field of refrigeration equipment, and in particular to a kind of operation controlling party for frequency-conversion freezer or refrigerator
Method.
Background technology
Refrigerator and refrigerator-freezer are the refrigeration plant for keeping constant low temperature, are that one kind common in life is eaten for low-temperature preservation
The electrical equipment of thing or other articles, it is widely used in life, industrial circle.With the fast development of social economy, big volume refrigerator
The main flow of refrigerator and refrigerator-freezer product is increasingly becoming with refrigerator-freezer, is used widely with the advantage that its amount of storage is big, freezing performance is good.
At present, large-capacity refrigerator and refrigerator-freezer typically use 2 invariable frequency compressors of working medium, under high circumstance temperature service condition, pressure
The cold that contracting machine provides is not big enough, and COP is relatively low.Therefore existing big volume refrigerator-freezer and refrigerator are only applicable to SN/N/ST climate types,
The scope of application is smaller, and energy efficiency index is generally three-level, level Four, can reach two level on a small quantity, and overall energy consumption is higher.Meanwhile high circumstance temperature
Under the conditions of, big volume refrigerator-freezer and Temperature drop in refrigerator speed are slower, and temperature is unable to reach the temperature of setting sometimes, and compressor is constantly in
Running status, operation noise is big, and power consumption is big, has a strong impact on the use feeling of user.
The content of the invention
The present invention is precisely in order to avoid the weak point present in above-mentioned prior art, there is provided a kind of frequency-conversion freezer or ice
The progress control method of case.
The present invention adopts the following technical scheme that to solve technical problem：A kind of operation controlling party of frequency-conversion freezer or refrigerator
Method, frequency-conversion freezer or refrigerator include forming refrigerating circuit and realize the compressor of refrigerating function, condenser, evaporator and be arranged at
Evaporator compartment or the temperature sensor of refrigeration compartment and, progress control method comprises the following steps：
S1, refrigerator are upper first electric, into the upper electric operation phase, more than compressor electric running speed N0Run very first time t0
After shut down and terminated the upper electric operation phase, realize the precooling of refrigerator compartment；
S2, compressor terminated the upper electric operation phase, into the dormant stage, and in dormancy tsAfter time, it is again started up entering
It is normal to freeze the stage first；
Make t=0 and start with t timing, compressor is with rotating speed N0Run the second time t1Afterwards, temperature sensor detection obtains
The initial temperature T of evaporator compartment or refrigeration compartmentf：
If Tf10 DEG C of ＜, compressor is with rotating speed N=SnOperation, and behind withOperation, until N=Smax；
If Tf>=10 DEG C, compressor continues with rotating speed N0Operation, t reaches longest run time t at runtime2Afterwards, with turn
Fast N=SnOperation, and behind withOperation, until N=Smax；
Temperature sensor is monitored and obtained in real time to the temperature of evaporator compartment or refrigeration compartment in the normal refrigeration stage first
Real time temperature T is taken, as T ＜ T0During-Δ T, compressor is stopped, and terminates normal freeze the stage first；
Wherein, SnTake and be more than N0Minimum preset rotation speed, t3For unit interval time,For no more thanIt is maximum whole
Number, T0For the preset temperature that freezes, Δ T is allowable temperature difference；
S3, after the completion of the normal refrigeration stage first, into normal cooling stages, temperature sensor is to evaporator compartment or system
The temperature of cold compartment monitors and obtains real time temperature T in real time, as T ＞ T0+ Δ T, compressor start, and according to environment temperature TiWith
Corresponding preset rotation speed SiOperation；
S4, normal cooling stages, if T >=10 DEG C, compressor is with rotating speed N0Operation, make t=0 and start with t timing, transporting
The row time, t reached longest run time t2Afterwards, with rotating speed N=SnOperation, and behind withOperation, until N=Smax；
As T ＜ T0During-Δ T, compressor is stopped and performs step S3.
Wherein, chronomere takes min, and Speed unit takes rpm, and temperature unit takes DEG C.
Further, preset rotation speed SiWith environment temperature TiMeet following corresponding relation, wherein 0 ＜ i ＜ 6 and be integer；
Work as TiAt≤15 DEG C, i=1, S1=1800rpm,
As 15 DEG C of ＜ TiAt≤25 DEG C, i=2, S2=2700rpm,
As 25 DEG C of ＜ TiAt≤35 DEG C, i=3, S2=3300rpm,
As 35 DEG C of ＜ TiAt≤38 DEG C, i=4, S2=3600rpm,
As 38 DEG C of ＜ TiAt≤43 DEG C, i=5, S2=3990rpm,
Work as TiDuring 43 DEG C of ＞, preset rotation speed Smax=4200rpm.
Further, frequency-conversion freezer or refrigerator are also equipped with condenser fan, as environment temperature TiAt >=35 DEG C, compressor stops
After machine, condenser fan is reruned and is stopped after 2min~3min.
Further, upper electric running speed N0Take 2400rpm~3300rpm, the first pre-coo time t0Take 25min~
35min。
Further, normal the second time of the stage t first that freezes1Take 10min~20min.
Further, dormancy time tsTake 5min~10min.
Further, longest run time t2Take 55min~75min, unit gap time t3Take 3min~5min.
Further, allowable temperature difference DELTA T takes 2 DEG C~4 DEG C.
The invention provides a kind of frequency-conversion freezer or the progress control method of refrigerator, have the advantages that：
1st, when refrigerator is electric on first, control method performs the compressor slow-speed of revolution precooling stage, to refrigerator-freezer or refrigerator compartment
Precooling is carried out, and enters normal refrigeration control after terminating in the precooling stage, it is ensured that refrigerator-freezer or refrigerator are equal at different ambient temperatures
Can normally it start, steady operation and the refrigeration requirement for quickly realizing compartment lower temperature, not chaser during operation；
2nd, integrated environment temperature and evaporator compartment or refrigeration compartment temperature are controlled to compressor, make compressor with suitable
Answer operating mode to run and rationally carry out shutdown dormancy, reduce noise of refrigerator and overall energy consumption, improve user's use feeling；
3rd, control method logic is simple, and it is small that control program writes difficulty.
Brief description of the drawings
Fig. 1 is the control flow chart of the present invention.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention,
Technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is the present invention one
Divide embodiment, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making
The every other embodiment obtained under the premise of creative work, belongs to the scope of protection of the invention.
A kind of progress control method of frequency-conversion freezer or refrigerator, frequency-conversion freezer or refrigerator include forming refrigerating circuit and realizing
The compressor of refrigerating function, condenser, evaporator and the temperature sensor and the condensation that are arranged at evaporator compartment or refrigeration compartment
Fan, its progress control method comprise the following steps：
S1, refrigerator are upper first electric, into the upper electric operation phase, more than compressor electric running speed N0Run very first time t0
After shut down and terminated the upper electric operation phase, realize the precooling of refrigerator compartment；
Wherein, upper electricity refers to refrigerator power-off more than connecing electricity again after 5min to refrigerator first.
S2, compressor Shu Shang electricity operation phase, into the dormant stage, and in dormancy tsAfter time, it is again started up entering just
Often freeze the stage first；
Make t=0 and start with t timing, compressor is with rotating speed N0Run the second time t1Afterwards, temperature sensor detection obtains
The initial temperature T of evaporator compartment or refrigeration compartmentf：
If Tf10 DEG C of ＜, compressor is with rotating speed N=SnOperation, and behind withOperation, until N=Smax；
If Tf>=10 DEG C, compressor continues with rotating speed N0Operation, t reaches longest run time t at runtime2Afterwards, with turn
Fast N=SnOperation, and behind withOperation, until N=Smax；
Temperature sensor is monitored and obtained in real time to the temperature of evaporator compartment or refrigeration compartment in the normal refrigeration stage first
Real time temperature T is taken, as T ＜ T0During-Δ T, compressor is stopped, and terminates normal freeze the stage first；
Wherein, SnTake and be more than N0Minimum preset rotation speed, t3For unit interval time,For no more thanIt is maximum whole
Number, T0For the preset temperature that freezes, Δ T is allowable temperature difference；
S3, after the completion of the normal refrigeration stage first, into normal cooling stages, temperature sensor is to evaporator compartment or system
The temperature of cold compartment monitors and obtains real time temperature T in real time, as T ＞ T0+ Δ T, compressor start, and according to environment temperature TiWith
Corresponding preset rotation speed SiOperation；
S4, normal cooling stages, if T >=10 DEG C, compressor is with rotating speed N0Operation, make t=0 and start with t timing, transporting
The row time, t reached longest run time t2Afterwards, with rotating speed N=SnOperation, and behind withOperation, until N=Smax；
As T ＜ T0During-Δ T, compressor is stopped and performs step S3.
Wherein, chronomere takes min, and Speed unit takes rpm, and temperature unit takes DEG C.
Preferably, preset rotation speed SiWith environment temperature TiMeet following corresponding relation, wherein 0 ＜ i ＜ 6 and be integer；
Work as TiAt≤15 DEG C, i=1, S1=1800rpm,
As 15 DEG C of ＜ TiAt≤25 DEG C, i=2, S2=2700rpm,
As 25 DEG C of ＜ TiAt≤35 DEG C, i=3, S2=3300rpm,
As 35 DEG C of ＜ TiAt≤38 DEG C, i=4, S2=3600rpm,
As 38 DEG C of ＜ TiAt≤43 DEG C, i=5, S2=3990rpm,
Work as TiDuring 43 DEG C of ＞, preset rotation speed Smax=4200rpm.
Preferably, frequency-conversion freezer or refrigerator are also equipped with condenser fan, as environment temperature TiAt >=35 DEG C, compressor shutdown
Afterwards, condenser fan is reruned and is stopped after 2min~3min.
Preferably, upper electric running speed N0Take 2400rpm~3300rpm, the first pre-coo time t0Take 25min~35min.
Preferably, normal the second time of the stage t first that freezes1Take 10min~20min.
Preferably, dormancy time tsTake 5min~10min.
Preferably, longest run time t2Take 55min~75min, unit gap time t3Take 3min~5min.
Preferably, allowable temperature difference DELTA T takes 2 DEG C~4 DEG C.
In actual moving process, under condenser fan effect, wind is flowed into by air inlet, to condenser condense simultaneously sweeping
Compressor condenses to compressor, and to ensure compressor under the conditions of high circumstance temperature (38 DEG C), cooling effect is optimal.Controlled with operation
Method processed is operated, and ensures the stable operation of compressor.
Upper electric running speed N0Take 2400rpm~3300rpm, very first time t025min~35min is taken, the rotating speed is conventional
The running speed of invariable frequency compressor, it can be ensured that compressor is normal, reliably starts.Run time is set in 30min or so, can be with
Preferably meets the needs of refrigerator-freezer or refrigerator are in production test performance verification.
For normal refrigeration when the stage starts shooting again first, compressor is with N0Run the second time t2, the second time t2Take 15min
~25min, the setting primarily to the big volume refrigerator or cabinet under the conditions of meeting the especially high circumstance temperature of different circumstance temperatures in frequency conversion
Reliability service under control condition.
Frequency-conversion freezer or refrigerator the preset rotation speed SiDepending on circumstance temperature, different circumstance temperature T correspond to different Si, it is ensured that no
Under the conditions of circumstance temperature, compressor can normal operation.Under the conditions of high circumstance temperature, T climate types, it may insure using the operation of high rotating speed
Faster, reliability is higher for big volume refrigerator-freezer or Temperature drop in refrigerator speed.
When circumstance temperature T >=35 DEG C, condenser fan and compressor while startup optimization, after machine to be compressed is shut down, condenser fan
Rerun and shut down after 2min~3min.Under the conditions of high circumstance temperature, pressure is big in refrigeration system, and delivery temperature is non-with case temperature
Chang Gao, the quality of compressor radiating treatment is directly connected to refrigerator-freezer or whether refrigerator operation is reliable.Under the conditions of high circumstance temperature, such as 43
The big volume refrigerator or refrigerator-freezer, compression case temperature run under DEG C circumstance temperature can reach 100 DEG C, such as not in time to compressor
Housing is cooled, and will result directly in the shortening of compressor service life.After machine to be compressed is shut down, condenser fan motor reruns
Shut down after 2min~3min, compressor housing can be greatly reduced with internal temperature, and it is next can to effectively improve compressor
Performance during secondary startup optimization.
Compressor longest run time t2, afterwards at interval of t3, carry out the lifting of a rotating speed, t2Take 55min~
75min, t33min~5min is taken, this setting allows for refrigerator-freezer or refrigerator under conditions of shutdown, in compartment temperature sensor
It is higher compared with compartment actual temperature to be placed around the temperature that the higher food of temperature can cause temperature sensor to detect, therefore by most
Long running time t2Setting, it is ensured that refrigerator-freezer or refrigeration for refrigerator compartment reach design temperature within a short period of time, further improve
The freeze preservation performance of refrigerator-freezer or refrigerator.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Other identical element also be present in process, method, article or equipment including the key element.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
The present invention is described in detail, it will be understood by those within the art that：It still can be to foregoing each implementation
Technical scheme described in example is modified, or carries out equivalent substitution to which part technical characteristic；And these modification or
Replace, the essence of appropriate technical solution is departed from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (9)
1. the progress control method of a kind of frequency-conversion freezer or refrigerator, the frequency-conversion freezer or refrigerator include being formed refrigerating circuit and real
The compressor of existing refrigerating function, condenser, evaporator and evaporator compartment or the temperature sensor of refrigeration compartment are arranged at, it is special
Sign is that the progress control method comprises the following steps：
S1, refrigerator are upper first electric, into the upper electric operation phase, more than compressor electric running speed N0Run very first time t0After stop
Machine simultaneously terminated the upper electric operation phase, realized the precooling of refrigerator compartment；
S2, compressor terminated the upper electric operation phase, into the dormant stage, and in dormancy tsAfter time, it is again started up entering normal system
The cold stage first；
Make t=0 and start with t timing, compressor is with rotating speed N0Run the second time t1Afterwards, temperature sensor detection obtains evaporation
The initial temperature T of device compartment or refrigeration compartmentf：
If Tf10 DEG C of ＜, compressor is with rotating speed N=SnOperation, and behind withOperation, until N=Smax；
If Tf>=10 DEG C, compressor continues with rotating speed N0Operation, t reaches longest run time t at runtime2Afterwards, with rotating speed N
=SnOperation, and behind withOperation, until N=Smax；
Temperature sensor monitors and obtains reality in real time to the temperature of evaporator compartment or refrigeration compartment in the normal refrigeration stage first
Shi Wendu T, as T ＜ T0During-Δ T, compressor is stopped, and terminates normal freeze the stage first；
Wherein, SnTake and be more than N0Minimum preset rotation speed, t3For unit interval time,For no more thanMaximum integer, T0For
Freeze preset temperature, and Δ T is allowable temperature difference；
S3, after the completion of the normal refrigeration stage first, into normal cooling stages, temperature sensor is evaporator compartment or refrigeration
The temperature of room monitors and obtains real time temperature T in real time, as T ＞ T0+ Δ T, compressor start, and according to environment temperature TiWith corresponding
Preset rotation speed SiOperation；
S4, normal cooling stages, if T >=10 DEG C, compressor is with rotating speed N0Operation, make t=0 and start with t timing, operationally
Between t reach longest run time t2Afterwards, with rotating speed N=SnOperation, and behind withOperation, until N=Smax；Work as T
＜ T0During-Δ T, compressor is stopped and performs step S3.
2. the progress control method of a kind of frequency-conversion freezer according to claim 1 or refrigerator, it is characterised in that：Wherein, when
Between unit take min, Speed unit takes rpm, and temperature unit takes DEG C.
3. the progress control method of a kind of frequency-conversion freezer according to claim 1 or refrigerator, it is characterised in that：It is described default
Rotating speed SiWith the environment temperature TiMeet following corresponding relation, wherein 0 ＜ i ＜ 6 and be integer；
Work as TiAt≤15 DEG C, i=1, S1=1800rpm,
As 15 DEG C of ＜ TiAt≤25 DEG C, i=2, S2=2700rpm,
As 25 DEG C of ＜ TiAt≤35 DEG C, i=3, S2=3300rpm,
As 35 DEG C of ＜ TiAt≤38 DEG C, i=4, S2=3600rpm,
As 38 DEG C of ＜ TiAt≤43 DEG C, i=5, S2=3990rpm,
Work as TiDuring 43 DEG C of ＞, preset rotation speed Smax=4200rpm.
4. the progress control method of a kind of frequency-conversion freezer according to claim 2 or refrigerator, it is characterised in that：The frequency conversion
Refrigerator-freezer or refrigerator are also equipped with condenser fan, as environment temperature TiAt >=35 DEG C, after the compressor shutdown, condenser fan is transported again
It is stopped after row 2min~3min.
5. the progress control method of a kind of frequency-conversion freezer according to claim 1 or refrigerator, it is characterised in that：The upper electricity
Running speed N0Take 2400rpm~3300rpm, the first pre-coo time t0Take 25min~35min.
6. the progress control method of a kind of frequency-conversion freezer according to claim 1 or refrigerator, it is characterised in that：It is described normal
Freeze the second time of stage t first1Take 10min~20min.
7. the progress control method of a kind of frequency-conversion freezer according to claim 1 or refrigerator, it is characterised in that：The dormancy
Time tsTake 5min~10min.
8. the progress control method of a kind of frequency-conversion freezer according to claim 1 or refrigerator, it is characterised in that：It is described most long
Run time t2Take 55min~75min, unit gap time t3Take 3min~5min.
9. the progress control method of a kind of frequency-conversion freezer according to claim 1 or refrigerator, it is characterised in that：It is described allowable
Temperature gap Δ T takes 2 DEG C~4 DEG C.
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| CN201710838907.9A CN107388723B (en) | 2017-09-18 | 2017-09-18 | Operation control method of variable-frequency refrigerator or freezer |
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| CN201710838907.9A CN107388723B (en) | 2017-09-18 | 2017-09-18 | Operation control method of variable-frequency refrigerator or freezer |
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| CN107388723B CN107388723B (en) | 2019-12-27 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108180697A (en) * | 2018-01-03 | 2018-06-19 | 南京创维家用电器有限公司 | A kind of freezer compressor control method |
| CN108195132A (en) * | 2017-12-28 | 2018-06-22 | Tcl家用电器（合肥）有限公司 | The direct-cooled frequency conversion refrigerator of single system, refrigeration control system and refrigeration control method |
| CN108759290A (en) * | 2018-06-07 | 2018-11-06 | 长虹美菱股份有限公司 | A kind of frequency conversion refrigerator compressor frequency control method |
| CN111076493A (en) * | 2019-12-03 | 2020-04-28 | 海信（山东）冰箱有限公司 | Refrigerator operation mode control method and refrigerator |
| CN112665300A (en) * | 2020-12-11 | 2021-04-16 | 珠海格力电器股份有限公司 | Control method, device and equipment for compressor of inverter refrigerator and inverter refrigerator |
| CN113531932A (en) * | 2021-03-22 | 2021-10-22 | 青岛海尔特种电冰柜有限公司 | Binary mixed working medium refrigerating system, refrigerating cabinet and control method of refrigerating cabinet |
| CN113758116A (en) * | 2021-09-30 | 2021-12-07 | 珠海格力电器股份有限公司 | Refrigeration control method and device after defrosting of refrigerator, controller and refrigerator |
| CN113983755A (en) * | 2021-10-15 | 2022-01-28 | 创维电器股份有限公司 | Refrigerator control method using variable frequency compressor |
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