CN108286867A - Improve the control method and refrigerator of refrigerator evaporability - Google Patents
Improve the control method and refrigerator of refrigerator evaporability Download PDFInfo
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- CN108286867A CN108286867A CN201711480828.1A CN201711480828A CN108286867A CN 108286867 A CN108286867 A CN 108286867A CN 201711480828 A CN201711480828 A CN 201711480828A CN 108286867 A CN108286867 A CN 108286867A
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- time
- refrigerator
- preset time
- rotating speed
- evaporating dish
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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
-
- 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
- F25B49/027—Condenser control arrangements
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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
- F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
- F25D21/04—Preventing the formation of frost or condensate
-
- 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
-
- 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
- F25D21/14—Collecting or removing condensed and defrost water; Drip trays
-
- 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
- F25B2600/01—Timing
-
- 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
- F25B2600/11—Fan speed control
- F25B2600/111—Fan speed control of condenser fans
-
- 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
- F25B2700/00—Sensing or detecting of parameters; Sensors therefor
- F25B2700/02—Humidity
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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
- F25D2321/00—Details or arrangements for defrosting; Preventing frosting; Removing condensed or defrost water, not provided for in other groups of this subclass
- F25D2321/14—Collecting condense or defrost water; Removing condense or defrost water
- F25D2321/141—Removal by evaporation
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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
- F25D2600/00—Control issues
- F25D2600/02—Timing
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Removal Of Water From Condensation And Defrosting (AREA)
Abstract
The present invention provides a kind of control method and refrigerator improving refrigerator evaporability, refrigerator includes compressor, the condenser being connect with compressor, for accelerating the condensation fan that condenser radiates and the evaporating dish being set to below condenser;Wherein, control method includes:When compressor is switched on, condensation fan is run with the first rotating speed;When compressor shuts down, condensation fan less than the second rotating speed of the first rotating speed to run preset time, to improve the evaporability of evaporating dish.The control method of the raising refrigerator evaporability of the present invention, after compressor shutdown, condensation fan is still run, and a period of time is continued to run with lower rotating speed, stop again later, accelerate the air flowing above evaporating dish by the rotation of condensation fan, improves the evaporability of water in evaporating dish, ensure that the water in evaporating dish is not excessive;Meanwhile the arrangement of heating coil can be saved, avoid a series of problem that heating coil is brought.
Description
Technical field
The present invention relates to family's electro-technical fields, more particularly to the control method and refrigerator for improving refrigerator evaporability.
Background technology
Refrigerator in the process of running due in case cold and hot exchange will produce condensed water, and refrigerator periodicity defrost will produce
Defrosting water, so generally all setting evaporating dish is used for collecting condensed water and defrosting water refrigerator.In the prior art, evaporating dish is generally put
It sets in press cabin, arranges that heating coil, the exhaust pipe of heating coil one end connect compressor, the other end connect ice in evaporating dish
The condenser pipe arrival end of case, heating coil are integrally immersed in the water of evaporating dish, to utilize the high temperature to circulate in heating coil
Refrigerant gas heats water.
However, in order to ensure evaporability, heating coil will accomplish that enough length just can guarantee the defrost in evaporating dish
Water does not overflow, and the space in press cabin is limited, and the increase of heating coil length can bring the problem of occupying larger space, inconvenient
In the installation of the other component of refrigerator;And the heat exchange amount of the heating coil of finite length is small, and evaporation rate is difficult to meet use
It is required that.
Invention content
In view of the above problems, it is an object of the present invention to provide one kind to overcome the above problem or solve at least partly
The certainly control method and refrigerator of the raising refrigerator evaporability of the above problem.
A further object of the present invention is to improve refrigerator evaporability and promote the comprehensive performance of refrigerator.
According to an aspect of the present invention, the present invention provides a kind of control method improving refrigerator evaporability, refrigerators
It the condenser that is connect including compressor, with compressor, the condensation fan for accelerating condenser to radiate and is set under condenser
The evaporating dish of side;Wherein, control method includes:
When compressor is switched on, condensation fan is run with the first rotating speed;
When compressor shuts down, condensation fan less than the second rotating speed of the first rotating speed to run preset time, to improve evaporation
The evaporability of ware.
Optionally, the second rotating speed is the 50%~80% of the first rotating speed.
Optionally, preset time is determining and/or when according to the refrigerator defrost according to the external environment humidity where refrigerator
Between average time for being spaced it is determining and/or determined according to the water level in the evaporating dish.
Optionally, the step of determining the preset time according to the external environment humidity where the refrigerator specifically includes:
Detect the external environment humidity where the refrigerator;
If external environment humidity is less than the first default ambient humidity, when condensation fan is default with the second rotating speed operation first
Between;
If external environment humidity is more than the first default ambient humidity and is less than the second default ambient humidity, condensation fan is with the
Two rotating speeds run the second preset time;
If external environment humidity is more than the second default ambient humidity, when condensation fan is default with the second rotating speed operation third
Between;
First preset time is less than the second preset time, and the second preset time is less than third preset time.
Optionally, the step of determining the preset time according to the average time of the refrigerator defrost time interval is specifically wrapped
It includes:
Defrost time point of the refrigerator before current time is obtained, the average time of refrigerator defrost time interval is calculated;
If average time was more than for the first default average time, condensation fan runs the 4th preset time with the second rotating speed;
If average time was more than for the second default average time and was less than for the first default average time, condensation fan is with second turn
Speed the 5th preset time of operation;
If average time was less than or equal to for the second default average time, when condensation fan is default with the second rotating speed operation the 6th
Between;
4th preset time is less than the 5th preset time, and the 5th preset time is less than the 6th preset time.
Optionally, the step of determining the preset time according to the water level in the evaporating dish specifically includes:
Detect the water level in evaporating dish;
If the water level in evaporating dish is less than preset low water level line, condensation fan runs the 7th preset time with the second rotating speed;
If the water level in evaporating dish, between preset low water level line and preset high water level line, condensation fan is transported with the second rotating speed
The 8th preset time of row;
If the water level in evaporating dish is higher than preset high water level line, when condensation fan is default with the second rotating speed operation the 9th
Between;
7th preset time is less than the 8th preset time, and the 8th preset time is less than the 9th preset time.
Optionally, the step of determining the preset time according to the water level in the evaporating dish specifically includes:
Detect the water level in evaporating dish;
If water level gradually rises in evaporating dish, increase preset time;
If water level continuously decreases in evaporating dish, preset time is reduced.
According to a further aspect of the present invention, a kind of refrigerator is additionally provided, including:
Compressor, the condensation fan for accelerating condenser heat dissipation, is set to condenser at the condenser being connect with compressor
The evaporating dish and controller of lower section;
Controller is configured to when compressor is switched on, and control condensation fan is run with the first rotating speed;
Controller is additionally configured to when compressor shuts down, and control condensation fan less than the second rotating speed of the first rotating speed to run
Preset time, to improve the evaporability of evaporating dish.
Optionally, refrigerator further includes:
Humidity sensor, the external environment humidity being configured to where detection refrigerator;
Controller is additionally configured to determine preset time according to external environment humidity.
Optionally, controller is additionally configured to obtain defrost time point of the refrigerator before current time, calculates refrigerator defrost
The average time of time interval, and preset time is determined according to the average time of refrigerator defrost time interval.
Optionally, refrigerator further includes:
Water level sensor, the water level being configured in detection evaporating dish;
Controller is additionally configured to determine preset time according to the water level in evaporating dish.
Optionally, refrigerator further includes:
Water level sensor, the water level being configured in detection evaporating dish;
Controller is additionally configured to gradually rising in evaporating dish water level, increases preset time;The water level in evaporating dish
It continuously decreases, reduces preset time.
The control method of the raising refrigerator evaporability of the present invention, after compressor shutdown, condensation fan is still run,
And a period of time is continued to run with lower rotating speed, stop again later, accelerates above evaporating dish by the rotation of condensation fan
Air flows, and improves the evaporability of water in evaporating dish, ensures that the water in evaporating dish is not excessive;Meanwhile heating dish can be saved
The arrangement of pipe avoids a series of problem that heating coil is brought.
Further, the control method of raising refrigerator evaporability of the invention, after compressor shutdown, condensation fan operation
Time according to external environment humidity determine, and/or according to the average time of refrigerator defrost time interval determine and/or root
It determines according to the water level in evaporating dish, it is possible thereby to determine the right times that condensation fan is run with the second rotating speed, is evaporated being promoted
While ability, guarantee defrosting water be not excessive, the power consumption of condensation fan is reduced.
According to the following detailed description of specific embodiments of the present invention in conjunction with the accompanying drawings, those skilled in the art will be brighter
The above and other objects, advantages and features of the present invention.
Description of the drawings
Some specific embodiments that the invention will be described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical reference numeral denotes same or similar component or part in attached drawing.It should be appreciated by those skilled in the art that these
What attached drawing was not necessarily drawn to scale.In attached drawing:
Fig. 1 is the schematic diagram of refrigerator according to an embodiment of the invention;
Fig. 2 is the schematic diagram of refrigerator in accordance with another embodiment of the present invention;
Fig. 3 is the schematic diagram according to the refrigerator of further embodiment of the present invention;
Fig. 4 is the flow chart of the control method according to an embodiment of the invention for improving refrigerator evaporability;
Fig. 5 is the flow chart of the control method of according to embodiments of the present invention 1 raising refrigerator evaporability;
Fig. 6 is the flow chart of the control method of according to embodiments of the present invention 2 raising refrigerator evaporability;And
Fig. 7 is the flow chart of the control method of according to embodiments of the present invention 3 raising refrigerator evaporability.
Specific implementation mode
The present embodiment provides firstly a kind of refrigerator, and Fig. 1 is the schematic knot of refrigerator according to an embodiment of the invention
Composition.
Refrigerator may include babinet in general manner, and the storing compartment and setting that at least one open front is defined in babinet exist
The door body of storing compartment is used to open or closed on front side of storing compartment, and the periphery of storing compartment is coated with cabinet shell, babinet
It is filled with thermal insulation material, such as foaming agent between shell and storing compartment, scatters and disappears to avoid cold.Storing compartment is usually more
It is a, such as refrigerating chamber, freezing chamber, temperature-changing chamber.The quantity and function of specific storing compartment can be matched according to advance demand
It sets.
Refrigerator can be direct cooling refrigerator or air cooling type refrigerator, and compression-type refrigeration cycle can be used to be used as low-temperature receiver.
Cooling cycle system generality may include compressor 10, condenser 20, capillary 50 and evaporator 30 etc..Refrigerant is in evaporator
In 30 with low temperature directly or indirectly with storing compartment occur heat exchange, absorb storing compartment heat and gasification, generation it is low
Pressure steam is sucked by compressor 10, is discharged with high pressure after the compression of compressor 10, the high-pressure gaseous refrigerant that compressor 10 is discharged
Highly pressurised liquid is condensed by the cooling water or air cooling of room temperature into condenser 20, highly pressurised liquid flows through the section of capillary 50
Stream, becomes the gas-fluid two-phase mixture of low-pressure low-temperature, into evaporator 30, liquid refrigerant therein evaporates in evaporator 30
Refrigeration, the low-pressure steam of generation are sucked by compressor 10 again, so in cycles, are constantly recycled, are realized continuing for refrigerator
Refrigeration.
Refrigerator may also include device for drying and filtering 40, and device for drying and filtering 40 is connected between condenser 20 and capillary 50, use
Residual moisture in the sundries and absorbent refrigeration system of filtering refrigeration system prevents that ice is stifled.Due to refrigerator door body with
It often will produce condensed water at door frame contact, dew removing tube 60 can be also set in usual refrigerator, dew removing tube 60 is generally arranged at doorframe
Interlayer in, one end connect condenser 20 output end, the other end pass through device for drying and filtering 40 and capillary 50 connection evaporation
Device 30 heats refrigerator doorframe with the waste heat using 20 refrigerant after cooling of condensed device, to prevent from condensing.
For air cooling type refrigerator, evaporation fan 70 is additionally provided in refrigerator, evaporation fan 70 is configured to promote through evaporator
The air of 30 coolings flows to storing compartment, to convey cold to storing compartment, adjusts the temperature of storing compartment.
For ease of the heat dissipation of compressor 10 and condenser 20, usually, refrigerator further includes condensation fan 80, condensation fan 80
It is configured to the outside for promoting the air through exchanging heat with condenser 20 to flow to refrigerator, to accelerate the heat dissipation of condenser 20.
Refrigerator in the process of running due in case cold and hot exchange will produce condensed water, and the evaporator 30 of refrigerator is periodically
Defrost will produce defrosting water, and generally all setting evaporating dish 90 is used for collecting condensed water and defrosting water refrigerator.Usually, evaporating dish 90
It is set to the lower part of condenser 20.To improve evaporability, heating coil 100, heating coil 100 can be also arranged in evaporating dish 90
The exhaust pipe of one end connect compressor 10,20 arrival end of condenser of another termination refrigerator, heating coil 100 is whole to be immersed in steaming
In the water for sending out ware 90, to be heated to water using the high temperature refrigerant gas to circulate in heating coil 100.
However, due to the limitation of 100 length of heating coil, heat exchange amount is small, and the evaporation rate of water is difficult to full in evaporating dish 90
Sufficient requirement.For this purpose, the refrigerator of the present embodiment further includes controller.Controller is configured to when compressor 10 is switched on, control
Condensation fan 80 is run with the first rotating speed;Controller is additionally configured to when compressor 10 shuts down, and control condensation fan 80 is to be less than
Second rotating speed of the first rotating speed runs preset time.In other words, when refrigeration for refrigerator, compressor 10 is switched on, and controller control is cold
Solidifying wind turbine 80 is run with the first rotating speed, to ensure the heat dissipation of condenser 20;When the temperature of storing compartment reaches the temperature of setting, no
When needing refrigeration, compressor 10 is closed, at this point, the rotating speed of adjustment condensation fan 80 so that condensation fan 80 is to be less than first turn
Second rotating speed of speed continues to run with a period of time, to accelerate the air of 90 top of evaporating dish to flow, improves water in evaporating dish 90
Evaporability.
In the prior art, condensation fan 80 only rotates in 10 operational process of compressor, for ensureing dissipating for condenser 20
Heat, while compressor 10 is shut down, condensation fan 80 shuts down.And the refrigerator of the present embodiment, when compressor 10 shuts down, control
Device control condensation fan 80 processed still runs a period of time with relatively low rotating speed, to which the steaming of water in evaporating dish 90 can be improved
Hair ability ensures that the water in evaporating dish 90 does not overflow.
Second rotating speed is less than the first rotating speed, and specifically the second rotating speed can be the 50%~80% of the first rotating speed, condensation fan
80 are run with the second rotating speed, accelerate the evaporation of water in evaporating dish 90, and noise is relatively low.
In one of the present embodiment embodiment, refrigerator can retain the heating coil 100 being arranged in evaporating dish 90,
During refrigeration for refrigerator, the high temperature refrigerant gas that heating coil 100 circulates heats water, and condensation fan 80 is cold in acceleration
While condenser 20 radiates, accelerate the evaporation of water in evaporating dish 90.Refrigerator stops after refrigeration (closing of compressor 10), condensation fan
80 operating improves the evaporation rate of water in evaporating dish 90.
In the another embodiment of the present embodiment, cancel the heating coil 100 of refrigerator, after refrigerator stops refrigeration, condensation
The operating of wind turbine 80 improves the evaporation rate of water in evaporating dish 90.
Fig. 2 is the schematic diagram of refrigerator in accordance with another embodiment of the present invention.In this embodiment, refrigerator may be used also
Including humidity sensor 110, humidity sensor 110 is configured to the external environment humidity where detection refrigerator, and controller also configures
To determine preset time according to external environment humidity, namely it is to determine the time that condensation fan 80 is run with the second rotating speed.
Specifically, in the present embodiment, controller is configured to be less than the first default environmental wet angle value in external ambient humidity
When, control condensation fan 80 runs the first preset time with the second rotating speed;It is more than the first default environmental wet in external ambient humidity
Angle value and less than the second default ambient humidity when, control condensation fan 80 with the second rotating speed run the second preset time;In outside
When ambient humidity is more than the second default ambient humidity, control condensation fan 80 runs third preset time with the second rotating speed.Wherein
The first preset time be less than the second preset time, the second preset time be less than third preset time.
The humidity of external environment residing for refrigerator is higher, and the evaporation rate of water is slower, according to the humidity size of external environment
Determine the preset time that condensation fan 80 is run with the second rotating speed, after can rationally determining that compressor 10 is shut down, condensation fan 80
The time continued to run with, avoid the time that condensation fan 80 is run with the second rotating speed too short and can not be in time by water in evaporating dish 90
Evaporation, while avoiding condensation fan 80 long and increase power consumption with the second rotating speed run time.Condensating wind is thereby determined that
The reasonable time that machine 80 is run with the second rotating speed avoids evaporating to which the water in evaporating dish 90 to be evaporated fully, in time
Hypervolia in ware 90 and overflow.
First default environmental wet angle value may be set to 50% relative humidity, and the second default ambient humidity may be set to 75%
Relative humidity, the first preset time may be set to 10 minutes, and the second preset time may be set to 20 minutes, third preset time
It may be set to 30 minutes.The concrete numerical value of the above parameter is for example, when implementing, and above-mentioned parameter can be according to specifically answering
It is adjusted flexibly with environment and use demand.
In one of present invention embodiment, controller may be additionally configured to obtain change of the refrigerator before current time
White time point calculates the average time of refrigerator defrost time interval, and is determined according to the average time of refrigerator defrost time interval
The preset time that condensation fan 80 is run with the second rotating speed.
Specifically, in the present embodiment, controller is configured to be more than first in the average time of refrigerator defrost time interval
When default average time, control condensation fan 80 runs the 4th preset time with the second rotating speed;In refrigerator defrost time interval
When average time was more than for the second default average time and was less than for the first default average time, control condensation fan 80 is with the second rotating speed
Run the 5th preset time;When the average time of refrigerator defrost time interval being less than or equal to for the second default average time, control
Condensation fan 80 processed runs the 6th preset time with the second rotating speed.Wherein, the 4th preset time is less than the 5th preset time, and the
Five preset times are less than the 6th preset time.
The average time of refrigerator defrost time interval refer to current time before multiple defrost interval average time, example
Such as, the average time at defrost interval three times before calculating determines condensation fan 80 with the operation of the second rotating speed according to the length of the time
Preset time.The interval of refrigerator defrost is shorter, and the defrost water flowed into evaporating dish 90 is more, and the water level in evaporating dish 90 overflows
The risk gone out is higher.According to the average time at refrigerator defrost interval determine condensation fan 80 with the second rotating speed run it is default when
Between, after can rationally determining that compressor 10 is shut down, condensation fan 80 continues to run with the time, avoids condensation fan 80 with second turn
Speed operation time it is too short and can not in time by the evaporation of water in evaporating dish 90, while avoid condensation fan 80 with the second rotating speed transport
Row overlong time and increase power consumption.The reasonable time that condensation fan 80 is run with the second rotating speed is thereby determined that, to steam
Water in hair ware 90 carries out fully, evaporate in time, avoiding the hypervolia in evaporating dish 90 and excessive, while can avoid condensation
Wind turbine 80 is long and increase power consumption with the second rotating speed run time.
First default average time may be set to 40 hours, and the second default average time may be set to 20 hours, and the 4th is pre-
If the time may be set to 10 minutes, the 5th preset time may be set to 20 minutes, and the 5th preset time may be set to 30 minutes.With
The concrete numerical value of upper parameter be for example, implement when, above-mentioned parameter can according to concrete application environment and use need
It asks and is adjusted flexibly.
In one of present invention embodiment, when controller can be configured to according to external environment humidity and refrigerator defrost
Between average time for being spaced determine preset time.Specifically, the preset time that controller can will be determined according to external environment humidity
It is compared with the preset time determined according to the average time of refrigerator defrost time interval, is determined when according to external environment humidity
Preset time with determined according to the average time of refrigerator defrost time interval preset time difference when, with determining larger
The time that preset time is run as condensation fan 80 with the second rotating speed.Thus after more reasonably determining the shutdown of compressor 10,
The time that condensation fan 80 is continued to run with the second rotating speed.
Fig. 3 is according to the schematic diagram of the refrigerator of further embodiment of the present invention, and in this embodiment, refrigerator can wrap
Water level sensor 120 is included, water level sensor 120 is configured to detect the water level in evaporating dish 90 in real time.Controller is configured to basis
Water level in evaporating dish 90 determines preset time.Specifically, one low water line of default settings and a high-water line, controller
When being configured to the water level in evaporating dish 90 less than preset low water level line, control condensation fan 80 is pre- with the second rotating speed operation the 7th
If the time;When water level in evaporating dish 90 is between preset low water level line and preset high water level line, control condensation fan 80 with
Second rotating speed runs the 8th preset time;When water level in evaporating dish 90 is higher than preset high water level line, condensation fan 80 is controlled
The 9th preset time is run with the second rotating speed.Wherein, the 7th preset time is less than the 8th preset time, and the 8th preset time is small
In the 9th preset time.
When the water level in evaporating dish 90 is less than preset low water level line, it is confirmed as safety level, it is cold when compressor 10 is shut down
Solidifying wind turbine 80 stops after continuing to run with the 7th preset time with the second rotating speed, for example, operation stops after ten minutes, due to evaporating dish
Water level in 90 is in safety level, can suitably shorten the time that condensation fan 80 is run with the second rotating speed.When in evaporating dish 90
Water level between preset low water level line and preset high water level line when, be confirmed as general water level, after compressor 10 is shut down, condensation
Wind turbine 80 stops after continuing to run with the 8th preset time with the second rotating speed, for example, operation stops after twenty minutes, due to evaporating dish 90
In water level be in the state of general water level, can suitably increase the time that condensation fan 80 is run with the second rotating speed.Work as evaporating dish
When water level in 90 is more than preset high water level line, it is confirmed as warning line, after compressor 10 is shut down, condensation fan 80 is with second turn
Speed stops after continuing to run with the 9th preset time, for example, operation stops after 30 minutes, since the water level in evaporating dish 90 is in police
Water level is guarded against, the time that condensation fan 80 is run with the second rotating speed should be increased, accelerates the evaporation of water in evaporating dish 90, avoids water spill-over
Go out.
In one of the present embodiment embodiment, controller may be additionally configured to the water level in evaporating dish 90 and gradually rise
Gao Shi increases preset time;When water level continuously decreases in evaporating dish 90, reduce preset time, with to condenser 20 with second
The time of rotating speed operation adjusts into Mobile state, to according to the actual change situation of water level determine more suitable condenser 20 after
The time of reforwarding row avoids condenser 20 from being run with the second rotating speed while the water in ensureing evaporating dish 90 evaporates in time
Overlong time or various problems that are too short and bringing.
Based on the refrigerator of any of the above-described embodiment, the present invention also provides a kind of controlling parties improving refrigerator evaporability
Method, as shown in figure 4, the control method includes:
S402, when compressor 10 is switched on, condensation fan 80 is run with the first rotating speed;
When refrigeration for refrigerator, compressor 10 is opened, and condensation fan 80 is run with the first rotating speed, ensures the heat dissipation of condenser 20.
S404, compressor 10 shut down when, condensation fan 80 with less than the second rotating speed of the first rotating speed run preset time, with
Improve the evaporability of evaporating dish 90.
After the storing compartment of refrigerator is reduced to certain temperature, when refrigerator need not freeze again, compressor 10 is closed, cold at this time
Solidifying wind turbine 80 is adjusted to stop again after running a period of time (preset time) less than the second rotating speed of the first rotating speed, to accelerate
The air flowing of 90 top of evaporating dish, improves the evaporability of water in evaporating dish 90.
In the prior art, condensation fan 80 only rotates in 10 operational process of compressor, for ensureing dissipating for condenser 20
Heat, while compressor 10 is shut down, condensation fan 80 shuts down.And the refrigerator of the present embodiment, it is cold when compressor 10 shuts down
Solidifying wind turbine 80 still runs a period of time with relatively low rotating speed, to improve the evaporability of water in evaporating dish 90, ensures to steam
Water in hair ware 90 does not overflow.
Second rotating speed is less than the first rotating speed, and specifically the second rotating speed can be the 50%~80% of the first rotating speed, condensation fan
80 are run with the second rotating speed, accelerate the evaporation of water in evaporating dish 90, and noise is relatively low.
The preset time that condensation fan 80 is run with the second rotating speed can according to the external environment humidity where refrigerator determine and/
Or it is determined according to the average time determination of refrigerator defrost time interval and/or according to the water level in evaporating dish 90.
The preset time that condensation fan 80 is run with the second rotating speed can be determined according to any one in above-mentioned three or root
It is determining or according to three determinations in above-mentioned three according to any two in above-mentioned three.When condensation fan 80 is transported with the second rotating speed
When capable preset time is determined according to any two in above-mentioned three, if the preset time that any two determines is different, with
The time that determining larger preset time is run as condensation fan 80 with the second rotating speed.When condensation fan 80 is with the second rotating speed
When the preset time of operation is determining according to three in above-mentioned three, if there are arbitrary two in the preset time that above three determines
Time that is a or when three different, being run using determining maximum preset time as condensation fan 80 with the second rotating speed.By
This is more reasonably determined after compressor 10 shuts down, time that condensation fan 80 is continued to run with the second rotating speed.
In one of the present embodiment embodiment, preset time that condensation fan 80 is run with the second rotating speed according to
External environment humidity where refrigerator determines.Since the humidity of the external environment residing for refrigerator is higher, the evaporation rate of water is slower,
The preset time that condensation fan 80 is run with the second rotating speed is determined according to the humidity size of external environment, can rationally determine compression
After machine 10 is shut down, the time that condensation fan 80 continues to run with, avoid the time that condensation fan 80 is run with the second rotating speed too short and
Can not in time by the evaporation of water in evaporating dish 90, while avoid condensation fan 80 with the second rotating speed run time it is long and increase consume
Electricity.Thereby determined that the reasonable time that condensation fan 80 is run with the second rotating speed, to by evaporating dish 90 water fully and
When be evaporated, avoid hypervolia in evaporating dish 90 and overflow.
Specifically, the step of determining preset time according to the external environment humidity where refrigerator specifically includes:
If external environment humidity is less than the first default ambient humidity, when condensation fan 80 is default with the second rotating speed operation first
Between;
If external environment humidity be more than the first default ambient humidity and be less than the second default ambient humidity, condensation fan 80 with
Second rotating speed runs the second preset time;
If external environment humidity is more than the second default ambient humidity, when condensation fan 80 is default with the second rotating speed operation third
Between.
Wherein, the first preset time is less than the second preset time, and the second preset time is less than third preset time.
First default environmental wet angle value may be set to 50% relative humidity, and the second default ambient humidity may be set to 75%
Relative humidity, the first preset time may be set to 10 minutes, and the second preset time may be set to 20 minutes, third preset time
It may be set to 30 minutes.The concrete numerical value of the above parameter is for example, when implementing, and above-mentioned parameter can be according to specifically answering
It is adjusted flexibly with environment and use demand.
In one of the present embodiment embodiment, preset time that condensation fan 80 is run with the second rotating speed according to
The average time of refrigerator defrost time interval determines.Since the interval of refrigerator defrost is shorter, the defrosting water in evaporating dish 90 is flowed into
Amount is more, and the risk that the water level in evaporating dish 90 overflows is higher.Condensation fan is determined according to the average time at refrigerator defrost interval
80 preset times run with the second rotating speed, after can rationally determining that compressor 10 is shut down, when continuing to run with of condensation fan 80
Between, avoid the time that condensation fan 80 is run with the second rotating speed too short and can not be in time by the evaporation of water in evaporating dish 90, simultaneously
Avoid condensation fan 80 long and increase power consumption with the second rotating speed run time.Thereby determine that condensation fan 80 with second turn
The reasonable time of speed operation avoids the water in evaporating dish 90 to evaporate fully, in time the water in evaporating dish 90
It is excessive and excessive, while it is long and increase power consumption with the second rotating speed run time to can avoid condensation fan 80.
The step of determining preset time according to the average time of refrigerator defrost time interval specifically includes:
At defrost time point before obtaining refrigerator at the moment, calculate the average time of refrigerator defrost time interval;
If average time was more than for the first default average time, condensation fan 80 runs the 4th preset time with the second rotating speed;
If average time was more than for the second default average time and was less than for the first default average time, condensation fan 80 is with second
Rotating speed runs the 5th preset time;
If average time was less than or equal to for the second default average time, condensation fan 80 is default with the second rotating speed operation the 6th
Time.
Wherein, the 4th preset time is less than the 5th preset time, and the 5th preset time is less than the 6th preset time.
The average time of refrigerator defrost time interval refer to current time before multiple defrost interval average time, example
Such as, the average time at defrost interval three times before calculating determines condensation fan 80 with the operation of the second rotating speed according to the length of the time
Preset time.
First default average time may be set to 40 hours, and the second default average time may be set to 20 hours, and the 4th is pre-
If the time may be set to 10 minutes, the 5th preset time may be set to 20 minutes, and the 5th preset time may be set to 30 minutes.With
The concrete numerical value of upper parameter be for example, implement when, above-mentioned parameter can according to concrete application environment and use need
It asks and is adjusted flexibly.
In one of the present embodiment embodiment, preset time that condensation fan 80 is run with the second rotating speed according to
The step of water level in evaporating dish 90 determines, preset time is determined according to the water level in evaporating dish 90 specifically includes:
Detect the water level in evaporating dish 90;
If the water level in evaporating dish 90 is less than low water line, condensation fan 80 runs the 7th preset time with the second rotating speed;
If the water level in evaporating dish 90, between low water line and high-water line, condensation fan 80 is with the second rotating speed operation the
Eight preset times;
If the water level in evaporating dish 90 is higher than high-water line, when condensation fan 80 is default with the second rotating speed operation the 9th
Between.
Wherein, the 7th preset time is less than the 8th preset time, and the 8th preset time is less than the 9th preset time.
When the water level in evaporating dish 90 is less than preset low water level line, it is confirmed as safety level, it is cold when compressor 10 is shut down
Solidifying wind turbine 80 stops after continuing to run with the 7th preset time with the second rotating speed, for example, operation stops after ten minutes, due to evaporating dish
Water level in 90 is in safety level, can suitably shorten the time that condensation fan 80 is run with the second rotating speed.When in evaporating dish 90
Water level between preset low water level line and preset high water level line when, be confirmed as general water level, after compressor 10 is shut down, condensation
Wind turbine 80 stops after continuing to run with the 8th preset time with the second rotating speed, for example, operation stops after twenty minutes, due to evaporating dish 90
In water level be in the state of general water level, can suitably increase the time that condensation fan 80 is run with the second rotating speed.Work as evaporating dish
When water level in 90 is more than preset high water level line, it is confirmed as warning line, after compressor 10 is shut down, condensation fan 80 is with second turn
Speed stops after continuing to run with the 9th preset time, for example, operation stops after 30 minutes, since the water level in evaporating dish 90 is in police
Water level is guarded against, the time that condensation fan 80 is run with the second rotating speed should be increased, accelerates the evaporation of water in evaporating dish 90, avoids water spill-over
Go out.
In one of the present embodiment embodiment, preset time that condensation fan 80 is run with the second rotating speed according to
The step of water level in evaporating dish 90 determines, preset time is determined according to the water level in evaporating dish 90 specifically includes:
Detect the water level in evaporating dish 90;
When water level gradually rises in evaporating dish 90, increase preset time;
When water level continuously decreases in evaporating dish 90, preset time is reduced.
The time run with the second rotating speed to condenser 20 according to the variation tendency of water level in evaporating dish 90 is into Mobile state tune
It is whole, to determine the time that more suitable condenser 20 continues to run with according to the actual change situation of water level, ensureing to evaporate
While water in ware 90 evaporates in time, the overlong time that avoids condenser 20 from being run with the second rotating speed or too short and bring each
Kind problem.
For ease of the control method for improving refrigerator evaporability of the present invention is more clearly understood, following exemplary is given
Go out wherein three specific embodiments in the control method of the raising refrigerator evaporability of the present invention.
Embodiment 1
Fig. 5 is the flow chart of the control method of according to embodiments of the present invention 1 raising refrigerator evaporability, as shown in figure 5,
Control method includes:
S502, judges whether compressor 10 is switched on, if so, step S504 is executed, if it is not, executing step S506;
S504, condensation fan 80 are run with the first rotating speed;
S506 detects the external environment humidity μ where refrigerator, if external environment humidity μ≤50%RH, executes step
S508;If external environment humidity 50%RH < μ < 75%RH, step S510 is executed;If external environment humidity μ >=75%RH, holds
Row step S512;
S508, condensation fan 80 are run 10 minutes with the second rotating speed;
S510, condensation fan 80 are run 20 minutes with the second rotating speed;
S512, condensation fan 80 are run 30 minutes with the second rotating speed.
Wherein, RH indicates relative humidity.
Embodiment 2
Fig. 6 is the flow chart of the control method of according to embodiments of the present invention 2 raising refrigerator evaporability, as shown in fig. 6,
Control method includes:
S602, judges whether compressor 10 is switched on, if so, step S604 is executed, if it is not, executing step S606;
S604, condensation fan 80 are run with the first rotating speed;
S606 obtains first three the defrost time point of refrigerator before current time, calculates three defrost time intervals
Average time T execute step S608 if T >=40 hour;If 20 hours < T < 40 hours, step S610 is executed;If T≤20
Hour, execute step S612;
S608, condensation fan 80 are run 10 minutes with the second rotating speed;
S610, condensation fan 80 are run 20 minutes with the second rotating speed;
S612, condensation fan 80 are run 30 minutes with the second rotating speed.
Embodiment 3
Fig. 7 is the flow chart of the control method of according to embodiments of the present invention 3 raising refrigerator evaporability, as shown in fig. 7,
Control method includes:
S702, judges whether compressor 10 is switched on, if so, step S704 is executed, if it is not, executing step S706;
S704, condensation fan 80 are run with the first rotating speed;
S706 detects the water level L in evaporating dish 90, if the water level L in evaporating dish 90 is less than preset low water level LIt is low(L <
LIt is low), execute step S708;If the water level L in evaporating dish 90 is in preset low water level line and preset high water level line LIt is highBetween (LIt is low≤L
≤LIt is high), execute step S710;If the water level L in evaporating dish 90 is higher than preset high water level (L > LIt is high), execute step S712;
S708, condensation fan 80 are run 10 minutes with the second rotating speed;
S710, condensation fan 80 are run 20 minutes with the second rotating speed;
S712, condensation fan 80 are run 30 minutes with the second rotating speed.
The control method of the raising refrigerator evaporability of the present embodiment, after compressor 10 shuts down, condensation fan 80 is still
Operation, and a period of time is continued to run with the rotating speed less than 80 normal operation of condensation fan, stop again later, by condensation fan
80 rotation improves the air flowing of 90 top of evaporating dish, improves the evaporability of evaporating dish 90, ensures that defrosting water is not excessive.
In existing scheme, heating coil 100 is arranged in evaporating dish 90, the water in evaporating dish 90 is added by heating tube
Heat, however, heating coil 100 generally using copper pipe or has the steel pipe of stronger anti-corrosion capability, and surface uses heat-shrinkable T bush
Cladding or surface form special corrosion-inhibiting coating, and cost is higher, and heating coil 100 was waited in actual shipment, production and assembly
Also it is easy to happen the phenomenon that local erosion resistant coating is destroyed in journey, is not avoided that the wind for being caused leakage of refrigerant by defrost aqueous corrosion
Danger.In addition, the heat exchange amount of the heating coil 100 of finite length is small, evaporation rate is difficult to meet requirement.
In the present embodiment, after compressor 10 shuts down, condensation fan 80 still continues to run with a period of time with the second rotating speed, adds
The block evaporation rate of water, without arranging heating coil 100 in evaporating dish 90, you can meet evaporation demand, ensure evaporating dish
While water in 90 is not excessive, the above problem generated because arranging heating coil 100 in evaporating dish 90 is avoided.
Further, the control method of the raising refrigerator evaporability of the present embodiment, the time root that condensation fan 80 is run
It determines according to external environment humidity, and/or is determined according to the average time of refrigerator defrost time interval, and/or according to evaporating dish 90
In water level determine, it is possible thereby to determine the right times that runs with the second rotating speed of condensation fan 80, promoting evaporability, guarantor
While card defrosting water is not excessive, the power consumption of condensation fan 80 is reduced.
So far, although those skilled in the art will appreciate that present invention has been shown and described in detail herein multiple shows
Example property embodiment still without departing from the spirit and scope of the present invention, still can according to the present disclosure directly
Determine or derive many other variations or modifications consistent with the principles of the invention.Therefore, the scope of the present invention is understood that and recognizes
It is set to and covers other all these variations or modifications.
Claims (12)
1. a kind of control method improving refrigerator evaporability, the refrigerator includes compressor, it is cold to be connect with the compressor
Condenser, the condensation fan for accelerating the condenser heat dissipation and the evaporating dish being set to below the condenser;Wherein, described
Control method includes:
When the compressor booting, the condensation fan is run with the first rotating speed;
When compressor shutdown, the condensation fan to run preset time less than the second rotating speed of first rotating speed, with
Improve the evaporability of the evaporating dish.
2. control method according to claim 1, wherein
Second rotating speed is the 50%~80% of first rotating speed.
3. control method according to claim 1, wherein
The preset time is determining and/or according between the refrigerator defrost time according to the external environment humidity where the refrigerator
Every average time it is determining and/or determined according to the water level in the evaporating dish.
4. control method according to claim 3, the external environment humidity where the refrigerator determines described default
The step of time, specifically includes:
Detect the external environment humidity where the refrigerator;
If the external environment humidity is less than the first default ambient humidity, the condensation fan runs first with second rotating speed
Preset time;
If the external environment humidity is more than the described first default ambient humidity and is less than the second default ambient humidity, the condensation
Wind turbine runs the second preset time with second rotating speed;
If the external environment humidity is more than the described second default ambient humidity, the condensation fan is run with second rotating speed
Third preset time;
First preset time is less than second preset time, when second preset time is default less than the third
Between.
5. control method according to claim 3, according to the determination of the average time of the refrigerator defrost time interval
The step of preset time, specifically includes:
Defrost time point of the refrigerator before current time is obtained, the mean time of the refrigerator defrost time interval is calculated
Between;
If the average time was more than for the first default average time, the condensation fan is default with second rotating speed operation the 4th
Time;
If the average time was more than for the second default average time and is less than the described first default average time, the condensation fan
The 5th preset time is run with second rotating speed;
If the average time was less than or equal to for the described second default average time, the condensation fan is transported with second rotating speed
The 6th preset time of row;
4th preset time be less than the 5th preset time, and the 5th preset time be less than the described 6th it is default when
Between.
6. control method according to claim 3 determines the step of the preset time according to the water level in the evaporating dish
Suddenly it specifically includes:
Detect the water level in the evaporating dish;
If the water level in the evaporating dish is less than preset low water level line, the condensation fan is pre- with second rotating speed operation the 7th
If the time;
If the water level in the evaporating dish is between the preset low water level line and preset high water level line, the condensation fan is with institute
It states the second rotating speed and runs the 8th preset time;
If the water level in the evaporating dish is higher than the preset high water level line, the condensation fan is run with second rotating speed
9th preset time;
7th preset time be less than the 8th preset time, and the 8th preset time be less than the described 9th it is default when
Between.
7. control method according to claim 3 determines the step of the preset time according to the water level in the evaporating dish
Suddenly it specifically includes:
Detect the water level in the evaporating dish;
If water level gradually rises in the evaporating dish, increase the preset time;
If water level continuously decreases in the evaporating dish, the preset time is reduced.
8. a kind of refrigerator, including:
Compressor, the condensation fan for accelerating the condenser heat dissipation, is set to institute at the condenser being connect with the compressor
State the evaporating dish and controller below condenser;
The controller is configured to, when the compressor is switched on, control the condensation fan and run with the first rotating speed;
The controller is additionally configured to, when the compressor shuts down, control the condensation fan with less than first rotating speed
Second rotating speed runs preset time, to improve the evaporability of the evaporating dish.
9. refrigerator according to claim 8, further includes:
Humidity sensor is configured to detect the external environment humidity where the refrigerator;
The controller is additionally configured to determine the preset time according to the external environment humidity.
10. refrigerator according to claim 8, wherein
The controller is additionally configured to obtain defrost time point of the refrigerator before current time, calculates the refrigerator defrost
The average time of time interval, and the preset time is determined according to the average time of the refrigerator defrost time interval.
11. refrigerator according to claim 8, further includes:
Water level sensor is configured to detect the water level in the evaporating dish;
The controller is additionally configured to determine the preset time according to the water level in the evaporating dish.
12. refrigerator according to claim 8, further includes:
Water level sensor is configured to detect the water level in the evaporating dish;
When the controller is additionally configured to that water level gradually rises in the evaporating dish, increase the preset time;In the steaming
When water level continuously decreases in hair ware, the preset time is reduced.
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CN201711480828.1A CN108286867A (en) | 2017-12-29 | 2017-12-29 | Improve the control method and refrigerator of refrigerator evaporability |
PCT/CN2018/125057 WO2019129243A1 (en) | 2017-12-29 | 2018-12-28 | Control method for improving evaporation capacity of refrigerator, and refrigerator |
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CN201711480828.1A CN108286867A (en) | 2017-12-29 | 2017-12-29 | Improve the control method and refrigerator of refrigerator evaporability |
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Cited By (5)
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WO2019129243A1 (en) * | 2017-12-29 | 2019-07-04 | 青岛海尔股份有限公司 | Control method for improving evaporation capacity of refrigerator, and refrigerator |
CN112484373A (en) * | 2020-11-30 | 2021-03-12 | 青岛海尔电冰箱有限公司 | Water storage and heat dissipation device for refrigerator and refrigerator |
CN112867900A (en) * | 2018-10-22 | 2021-05-28 | Bsh家用电器有限公司 | Evaporation arrangement for a refrigeration device |
CN113915817A (en) * | 2021-01-04 | 2022-01-11 | 海信(山东)冰箱有限公司 | Refrigerator with a door |
WO2024007763A1 (en) * | 2022-07-04 | 2024-01-11 | 青岛海尔电冰箱有限公司 | Refrigeration equipment and control method thereof |
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