CN105648723B - Washing machine and furnace drying method - Google Patents
Washing machine and furnace drying method Download PDFInfo
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- CN105648723B CN105648723B CN201410642309.0A CN201410642309A CN105648723B CN 105648723 B CN105648723 B CN 105648723B CN 201410642309 A CN201410642309 A CN 201410642309A CN 105648723 B CN105648723 B CN 105648723B
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Abstract
The present invention relates to washing machine and furnace drying methods.Specifically, the present invention provides a kind of washing machines, have heat pump drying system and control module.Particularly, the compressor of heat pump drying system is frequency-changeable compressor；Control module and compression mechatronics, it is configured to when the temperature for the air-flow that heat pump drying system blows out rises to preset first drying temperature, control makes compressor change running frequency, so that the temperature for the air-flow that heat pump drying system blows out is maintained at preset first drying temperature.In addition, the present invention also provides a kind of furnace drying methods for the washing machine.Washing machine and furnace drying method of the present invention are because the temperature for the air-flow that heat pump drying system can be made to blow out is maintained at preset first drying temperature; prevent the gas flow temperature of blowout excessively high; clothing is caused to damage; to be effectively protected clothing; and it is oven-dried clothing under the first drying temperature, significantly improve the efficiency of drying clothing.
Description
Technical field
The present invention relates to washing machine fields, more particularly to a kind of washing machine and furnace drying method.
Background technique
With the promotion of people's quality of life, the food and clothing of people, which lives row, more better choices.Wherein, people
" wearing " has more selections, not only shows that there are the selections of a variety of styles, more shows the varied of clothing material.By
Certain specification must be followed in the design of apparel modeling and color, therefore, material design in current dress designing increasingly
Abundant, the status occupied is also more and more important.In clothes big world, clothing material is multifarious, makes rapid progress.For example, system
Make the clothes worn in formal social life, preferably selects pure cotton, pure wool, pure silk, pure gunny products.Increasingly with clothing material
It is abundant, it is more and more valuable, the protection of clothing is also become more and more important, such as to the guarantor of clothing in the washing process of clothing
Shield, the protection to the protection of clothing in the drying course of clothing, especially to sensitive fabrics such as wool, cashmere and silk classes.
Since common drying procedure is easy to cause the deformation of sensitive fabrics and damage when drying sensitive fabrics, then in drying clothing
During object, how to prevent from forming pomegranate wrinkle in garment surface, burning clothing or makes clothing thermal deformation, expand washing machine and dry clothing
The type of object is those skilled in the art's technical problem urgently to be resolved.
Summary of the invention
One purpose of first aspect present invention is intended to overcome at least one defect of existing washing machine, provides one kind and exists
The washing machine of clothing is protected during drying clothing, to expand the type of washing machine drying clothing.
One of first aspect present invention is further objective is that the efficiency of drying clothing will be improved.
Another of first aspect present invention is further objective is that make to detect the gas that heat pump drying system blows out as far as possible
It is accurate to flow temperature.
Another of first aspect present invention is further objective is that can judge the heat pump drying system of detection washing machine
Whether the temperature sensor of the temperature of the air-flow blowed out is in normal condition, is oven-dried clothing and in time discovery failure with protection
Temperature sensor.
One purpose of second aspect of the present invention is to provide for a kind of furnace drying method for above-mentioned washing machine.
According to the first aspect of the invention, the present invention provides a kind of washing machines, with heat pump drying system and control
Module.Particularly, the compressor of the heat pump drying system is frequency-changeable compressor；The control module is electrically connected with the compressor
It connects, is configured to when the temperature for the air-flow that the heat pump drying system blows out rises to preset first drying temperature, control makes
The compressor changes running frequency, so that the temperature for the air-flow that the heat pump drying system blows out is maintained at described preset
First drying temperature.
Optionally, the control module is configured to: when receiving compressor open command, control makes the compressor
It is run with first frequency；When the temperature for the air-flow that the heat pump drying system blows out rises to preset second drying temperature,
Control runs the compressor with second frequency；Wherein second drying temperature is less than first drying temperature；It is described
Second frequency is less than the first frequency
Optionally, the temperature that the control module is configured to the air-flow blowed out when the heat pump drying system rises to pre-
If the second drying temperature when, control run the compressor with second frequency, wherein second drying temperature be less than institute
State the first drying temperature.
Optionally, the value range of first drying temperature is 40 DEG C~60 DEG C.
Optionally, the value range of first drying temperature is 45 DEG C~55 DEG C.
Optionally, the washing machine further include: humidity sensor is configured to detect the gas of the heat pump drying system sucking
The humidity of stream；And
The control module is also electrically connected with the humidity sensor, when the air-flow of heat pump drying system sucking
Humidity closes the heat pump drying system when being reduced to preset first humidity value.
Optionally, the value range of moisture content corresponding with the value range of first humidity value be 10%~
25%.
Optionally, the value range of moisture content corresponding with the value range of first humidity value be 12%~
20%.
Optionally, the control module be configured to when the heat pump drying system sucking air-flow humidity be reduced to it is pre-
If the second humidity value when, control makes the compressor change running frequency, so that the gas that the heat pump drying system blows out
The temperature of stream declines according to preset fall off rate, and second humidity value is higher than first humidity value.
Optionally, the temperature that the control module is configured to work as the air-flow that the heat pump drying system blows out declines in advance
If when temperature gap, control makes the compressor change running frequency, so that the air-flow that the heat pump drying system blows out
Temperature is maintained at the temperature after decline.
According to the second aspect of the invention, the present invention provides a kind of furnace drying method for any of the above-described kind of washing machine,
Comprising:
Open the frequency-changeable compressor of the heat pump drying system of the washing machine；
The temperature for the air-flow that heat pump drying system described in real-time detection blows out；
When the temperature for the air-flow that the heat pump drying system blows out rises to preset first drying temperature, control makes institute
It states frequency-changeable compressor and changes running frequency, so that the temperature for the air-flow that the heat pump drying system blows out is maintained at described default
The first drying temperature.
Optionally, the furnace drying method further include: in the frequency-changeable compressor for the heat pump drying system for opening the washing machine
When, control runs the frequency-changeable compressor with first frequency；In the frequency conversion pressure for the heat pump drying system for opening the washing machine
After contracting machine, when the temperature for the air-flow that the heat pump drying system blows out rises to preset second drying temperature, control makes institute
It states frequency-changeable compressor to run with second frequency, wherein second drying temperature is less than first drying temperature.
Optionally, the value range of first drying temperature is 40 DEG C~60 DEG C.
Optionally, the value range of first drying temperature is 45 DEG C~55 DEG C.
Optionally, after opening the frequency-changeable compressor of heat pump drying system of the washing machine, further includes:
The humidity of the air-flow of the sucking of heat pump drying system described in real-time detection；
The heat is closed when the humidity of the air-flow of heat pump drying system sucking is reduced to preset first humidity value
Pump drying system.
Optionally, the value range of moisture content corresponding with the value range of first humidity value be 10%~
25%.
Optionally, the value range of moisture content corresponding with the value range of first humidity value be 12%~
20%.
Optionally, after opening the frequency-changeable compressor of heat pump drying system of the washing machine, further includes:
The humidity of the air-flow of the sucking of heat pump drying system described in real-time detection；
When the humidity of the air-flow of heat pump drying system sucking is reduced to preset second humidity value, control makes described
Frequency-changeable compressor changes running frequency, so that the temperature for the air-flow that the heat pump drying system blows out is according to preset lower reduction of speed
Rate decline.
Optionally, the furnace drying method further include: when the temperature decline for the air-flow that the heat pump drying system blows out is pre-
If when temperature gap, control makes the compressor change running frequency, so that the air-flow that the heat pump drying system blows out
Temperature is maintained at the temperature after decline.
Washing machine and furnace drying method of the present invention are because the temperature for the air-flow that heat pump drying system can be made to blow out is maintained at pre-
If the first drying temperature, prevent blowout gas flow temperature it is excessively high, clothing is caused to damage, to be effectively protected clothing, and is made
Clothing is oven-dried under the first drying temperature, significantly improves the efficiency of drying clothing.
Further, due to using frequency-changeable compressor in washing machine and furnace drying method of the invention, condenser can be made to generate
Heat do not interrupt, further increase drying efficiency.
Further, due in washing machine and furnace drying method of the invention according to heat pump drying system sucking air-flow it is wet
Degree judges whether clothing is oven-dried, and can prevent clothing from leading to clothing shrinking deformation by excessively drying.
Further, due in washing machine and furnace drying method of the invention, when heat pump drying system sucking air-flow it is wet
When degree is reduced to preset second humidity value, the temperature for the air-flow for blowing out heat pump drying system is according to preset fall off rate
Decline, to reduce with the moisture on clothing, drying temperature should be reduced, so as to preferably protect clothing.
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.
Detailed description of the invention
Some specific embodiments of the present invention is described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical appended drawing reference denotes same or similar part 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 washing machine according to an embodiment of the invention；
Fig. 2 is the schematic flow chart of the furnace drying method of washing machine according to an embodiment of the invention.
Specific embodiment
Fig. 1 is the schematic diagram of washing machine according to an embodiment of the invention, and wherein arrow indicates air-flow in figure
Flow direction in heat pump drying system.The embodiment of the invention provides a kind of washing machines.The washing machine has heat pump drying
System 20 and cylindric washer and control module (not shown).Heat pump drying system 20 is under unified central planning to be set to: from cylindric washer sucking and clothing
Air-flow after object heat exchange removes at least partly moisture in air-flow, and the air-flow for removing at least partly moisture is heated and blown
It send and flows back in cylindric washer, to carry out heat exchange with clothing.Specifically, which may include compressor 21, condensation
Device 22 and throttling set and evaporator 23.Particularly, evaporator 23 and condenser 22 are successively set along the flow direction of air-flow
It sets in the drying air duct of heat pump drying system 20.Evaporator 23 is configured to remove at least partly water in the air-flow for flowing through it
Point, condenser 22 is configured to heat the air-flow for flowing through it.Heat pump drying system also has blower 24, and fan blade is installed on
It dries in air duct, is configured to the intake-gas out of cylindric washer, and gas after treatment is blowed and flows back to cylindric washer.
Particularly, the compressor 21 of heat pump drying system 20 is frequency-changeable compressor.Control module is electrically connected with the compressor 21
It connects, is configured to when the temperature for the air-flow that heat pump drying system 20 blows out rises to preset first drying temperature, control makes to press
Contracting machine 21 changes running frequency, so that the temperature for the air-flow that heat pump drying system 20 blows out is maintained at preset first drying temperature
Degree.For example, can shrink, crimp at a higher temperature, in turn result in deformation and damage since sensitive fabrics fiber is very delicate,
Control the hot wind into cylindric washer at a certain temperature, i.e., the value range of the first drying temperature can be 40~60
DEG C, the value range of preferred first drying temperature is 45~55 DEG C.In a specific embodiment, the first drying temperature is desirable
50 DEG C, to prevent the gas flow temperature of blowout excessively high, clothing is caused to damage, to be effectively protected clothing, and makes clothing first
It is oven-dried under drying temperature, significantly improves the efficiency of drying clothing.It should be noted that in the art, " making heat pump drying
The temperature for the air-flow that system 20 blows out is maintained at preset first drying temperature " alternatively blow heat pump drying system 20
The temperature of air-flow out is maintained at preset first drying temperature, or the temperature for the air-flow for blowing out heat pump drying system 20
It maintains near preset first drying temperature.The temperature is maintained at preset first drying temperature and refers to that temperature is maintained at one
A lesser temperature range, for 50 DEG C, temperature, which is maintained at the first drying temperature, to be maintained at [48 DEG C, 52 DEG C] for temperature
It is interior.When the temperature for the air-flow that heat pump drying system 20 blows out is increased to 50 DEG C, due to the change of compressor operating frequency, it can make
The temperature for the air-flow that heat pump drying system 20 blows out fluctuates about 50 DEG C, such as when minimum can be fluctuated to 48 DEG C, afterwards again
50 DEG C are risen to, it is then further up to 52 DEG C；Then situations such as falling after rise to 50 DEG C, all can be regarded as making heat pump drying system
The temperature for the air-flow that system 20 blows out is maintained at preset first drying temperature.
In order to further increase the drying efficiency of washing machine, control module, which is configured to work as, receives compressor open command
When, control runs compressor 21 with high frequency, and the frequency range of high frequency is generally 60~90Hz, such as compressor can be made with the
The operation of one frequency improves drying efficiency so that the drying temperature in washing machine quickly increases, first frequency may be selected 62Hz,
70Hz, 80Hz, 85Hz, 90Hz etc..
In some embodiments of the invention, control module is configured to work as the temperature for the air-flow that heat pump drying system blows out
For degree when rising to preset second drying temperature, control runs compressor 21 with intermediate frequency, and the frequency range of intermediate frequency is generally 40~
60Hz, such as run with second frequency, wherein the second drying temperature is less than the first drying temperature.Second frequency may be selected 40Hz,
45Hz, 50Hz, 55Hz, 58Hz etc..Due to drying after a certain period of time, as the moisture on clothing is fewer and fewer, moisture on fabric
The absorbent heat of institute is also fewer and fewer, and the drying temperature in washing machine is slowly increased by the second drying temperature, therefore, washing machine
Interior drying temperature can be gradually ramped up to the first drying temperature, and such setting can preferably protect clothing.Preferably, the second frequency
Rate is less than first frequency, and the difference of the second drying temperature and the first drying temperature may be configured as 5 DEG C.It some is replaced of the invention
For in property embodiment, 30Hz, 35Hz etc. is also may be selected in second frequency.60Hz, 55Hz, 120Hz etc. also may be selected in first frequency.
In some embodiments of the invention, the first temperature sensor 41 detection heat pump drying system 20 can be used to blow out
Air-flow temperature, to obtain the first detected value.The unexpected failure of first temperature sensor 41 in order to prevent, the embodiment of the present invention
Washing machine further includes second temperature sensor, is configured to the temperature for the air-flow that detection heat pump drying system 20 sucks, to obtain the
Two detected values.Control module can be electrically connected with the first temperature sensor 41 and second temperature sensor, be configured to when the second detection
Value closes heat pump drying system 20 when being higher than the first detected value.
Since the temperature of the air-flow blowed out from the air outlet of heat pump drying system 20 will be by carrying out heat exchange with clothing
It is just inhaled into later from the air inlet of heat pump drying system 20, therefore the temperature affirmative of the air-flow of the sucking of heat pump drying system 20 is low
In, be at most equal to the temperature of air-flow that heat pump drying system 20 blows out, if the air-flow that detection heat pump drying system 20 sucks
The detected value that temperature obtains is higher than the detected value that the temperature of air-flow that detection heat pump drying system 20 blows out obtains, then shows the
At least one of one temperature sensor 41, second temperature sensor are damaged, and close heat pump drying system at this time, can protect
Clothing in washing machine.In a preferred embodiment of the invention, the first temperature sensor 41 and second temperature sensor
It is separately positioned on the air outlet and air inlet of heat pump drying system.
In order to rationally judge whether clothing is oven-dried, the washing machine of the embodiment of the present invention further includes humidity sensor.Humidity
Sensor is configured to the humidity for the air-flow that detection heat pump drying system 20 sucks.Control module is also electrically connected with humidity sensor,
Heat pump drying system is closed when being reduced to preset first humidity value with the humidity of the air-flow sucked when heat pump drying system 20, i.e.,
Heat pump drying system is closed when clothing meets drying condition.Water content in air-flow can also be indicated with moisture content, in air-flow
Moisture content and humidity can mutually be converted.For example, moisture content range of sensitive fabrics at the end of drying can for 10%~
25%, preferably moisture content range is 12%~20%, therefore the humidity of the air-flow of the sucking of heat pump drying system 20 is also corresponding
A corresponding humidity range can be arranged one specifically for every kind of clothing in specifically operating process in drying procedure
Default first humidity value or water cut value corresponding with the first humidity value, cause clothing to shrink to prevent clothing from excessively being dried
Deformation etc..
In some further embodiments of the invention, in order to preferably protect clothing, control module is configured to work as
When the humidity for the air-flow that heat pump drying system 20 sucks is reduced to preset second humidity value, control makes compressor 21 change operation
Frequency, so that the temperature for the air-flow that heat pump drying system 20 blows out declines according to preset fall off rate, the second humidity value is high
In the first humidity value.Optionally, the range of choice of moisture content corresponding to the second humidity value can be 30%~40%.For example, the
The corresponding moisture content of two humidity values desirable 35%, after the first drying temperature runs to 50 DEG C and runs a period of time, detects
When the air-flow moisture content that heat pump drying system 20 sucks reaches 35%, control module control, which makes compressor 21 change running frequency, to be made
The temperature for the air-flow that heat pump drying system 20 blows out declines according to the rate of 0.5 DEG C/min, until the humidity detected reaches
First humidity value.Preset fall off rate can be a fixed value, can also be a decline curvature curve.
In some alternative embodiments of the invention, the humidity of the air-flow sucked in heat pump drying system 20 is wet by second
During angle value drops to the first humidity value, when the temperature decline preset temperature for the air-flow that heat pump drying system 20 blows out is poor
When value, control makes compressor change running frequency, so that after the temperature for the air-flow that heat pump drying system blows out is maintained at decline
Temperature.For example, control makes compressor change operation when drying temperature drops to third drying temperature by the first drying temperature
Frequency, so that the temperature for the air-flow that heat pump drying system blows out is maintained at third drying temperature, to improve Drying Rates.Especially
Ground, preset temperature gap can be 5 DEG C, 6 DEG C, 8 DEG C etc., such as third drying temperature and the difference of the first drying temperature are chosen as
5℃。
Preferably, humidity sensor is arranged in the air inlet of heat pump drying system 20, and second temperature sensor and wet
Sensor integration is spent in a Temperature Humidity Sensor 42.
The washing machine of the embodiment of the present invention can also be according to the phase between the first temperature sensor 41 and second temperature sensor
Mutual relation determines whether clothing is oven-dried, such as when the first detected value is higher than the second detected value, and the first detected value and the second inspection
When difference between measured value is equal to or less than preset difference value, it is believed that clothing is oven-dried, and closes the drying system of washing machine.
Washing machine in the embodiment of the present invention is preferably roller washing machine, and wherein the cylindric washer of washing machine may include outer barrel
31 and the rotatable interior bucket 32 in outer barrel 31, wherein outer barrel 31 is horizontally installed in the shell of washing machine.Heat pump drying system
20 air inlet may be provided at the front of the upper half side circumferential side wall of outer barrel 31, and the air outlet of heat pump drying system 20 may be provided at
The lower part of the rear wall of outer barrel 31, in order to the flowing of cylindric washer interior air-flow and the sufficient heat exchange of clothing.Drying air duct may include
First level air duct sections above outer barrel 31 and the second air duct sections positioned at 31 rear of outer barrel.The wind of heat pump drying system 20
The fan blade of machine 24 can be located at first level air duct sections and the second air duct sections junction, and evaporator 23 and condenser 22 are respectively positioned on first
In horizontal duct section.
Fig. 2 is the schematic flow chart of the furnace drying method of washing machine according to an embodiment of the invention.The present invention is implemented
Example additionally provides a kind of furnace drying method for the washing machine in any of the above-described embodiment comprising:
Step 100: when receiving compressor open command, opening the frequency conversion compression of the heat pump drying system of washing machine
Machine.
Step 200: the temperature for the air-flow that real-time detection heat pump drying system blows out.
Step 300: when the temperature for the air-flow that heat pump drying system blows out rises to preset first drying temperature, control
So that frequency-changeable compressor is changed running frequency, is dried so that the temperature for the air-flow that heat pump drying system blows out is maintained at preset first
Dry temperature, to prevent heat pump drying system leaving air temp excessively high, clothing of burning.Such as it is sensitive for wool, cashmere and silk class
The value range of fabric, the first drying temperature can be 40 DEG C~60 DEG C, such as the first drying temperature may be configured as 50 DEG C.
The washing machine of the embodiment of the present invention, can be according to preset drying procedure after receiving the drying instruction of drying clothing
It is dried, and washing machine opens the frequency conversion compression of the heat pump drying system of washing machine when receiving compressor open command
Machine.The washing machine of the embodiment of the present invention can individually run drying procedure, to dry to clothing；It can also be in washing procedure knot
Shu Hou, automatic running drying procedure, to complete the cleaning and drying of clothing.
In order to further increase drying efficiency, furnace drying method of the invention may also include that be dried in the heat pump for opening washing machine
When the frequency-changeable compressor of dry systems, control runs frequency-changeable compressor with first frequency.In the heat pump drying system for opening washing machine
After the frequency-changeable compressor of system, when the temperature for the air-flow that heat pump drying system blows out rises to preset second drying temperature, control
System runs frequency-changeable compressor with second frequency, wherein the second drying temperature is less than the first drying temperature, second frequency is less than the
One frequency.For example, compressor is run first with high frequency.After a period of time, the gas flow temperature that heat pump drying system blows out
When reaching 45 DEG C (second drying temperature), control module control runs compressor with intermediate frequency, what heat pump drying system blowed out
Gas flow temperature is slowly climbed to 50 DEG C (the first drying temperature), and changes the running frequency of compressor, so that heat pump drying system
The gas flow temperature blowed out of uniting is stablized at 50 DEG C.
The washing machine of the embodiment of the present invention is after opening the frequency-changeable compressor of heat pump drying system of washing machine, real-time detection
The humidity of the air-flow of heat pump drying system sucking；When the humidity of the air-flow of heat pump drying system sucking be reduced to it is preset first wet
Heat pump drying system is closed when angle value, i.e., heat pump drying system is closed when clothing meets drying condition.With the first humidity value
The value range of the corresponding moisture content of value range is 10%~25%, and preferable value range is 12%~20%.By this
Known to the technical staff of field, others can also be used and judge clothes drying condition to judge whether clothing dries.
In another embodiment of the presently claimed invention, after opening the frequency-changeable compressor of heat pump drying system of washing machine,
Furnace drying method further include: when the humidity of the air-flow of heat pump drying system sucking is reduced to preset second humidity value, control makes
Frequency-changeable compressor changes running frequency, so that the temperature for the air-flow that heat pump drying system blows out is according under preset fall off rate
Drop, the second humidity value are higher than the first humidity value.
In of the invention one further alternative embodiment, furnace drying method further include: when heat pump drying system blows out
Air-flow temperature decline preset temperature difference when, control make compressor change running frequency so that heat pump drying system blows
The temperature of air-flow out is maintained at the temperature after decline.
The temperature sensor damage of the temperature for the air-flow that detection heat pump drying system blows out in order to prevent, the present invention are implemented
The washing machine of example blows after opening the frequency-changeable compressor of heat pump drying system of washing machine in detection heat pump drying system every time
When the temperature of air-flow out, while detecting or lagging the temperature of the air-flow of predetermined time detection heat pump drying system sucking；Work as inspection
The detected value that the temperature of the air-flow of survey heat pump drying system sucking obtains is higher than the air-flow that detection heat pump drying system blows out
When the detected value that temperature obtains, heat pump drying system is closed.
It such as in a specific embodiment, can the temperature of air-flow that blows out of every 0.5s detection primary heat pump drying system
Degree, in the temperature for the air-flow that detection heat pump drying system blows out every time, lag 0.1s detection heat pump drying system sucking
The temperature of air-flow.After lag 0.1s detection can be such that same fraction is detected by the first temperature sensor, process and clothing
It after object carries out heat exchange, then is detected by second temperature sensor, to improve the accuracy of detection.Those skilled in the art can also
The lag predetermined time is determined according to distance in cylindric washer of the flowing velocity of air-flow, two temperature sensors and other parameters
Occurrence.
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 deduce out 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 all such other variations or modifications.
Claims (16)
1. a kind of washing machine has heat pump drying system and control module, which is characterized in that
The compressor of the heat pump drying system is frequency-changeable compressor；
The control module and the compression mechatronics are configured to work as the temperature for the air-flow that the heat pump drying system blows out
When rising to preset first drying temperature, control makes the compressor change running frequency, so that the heat pump drying system is blown
The temperature of the air-flow of submitting is maintained at preset first drying temperature；And
The temperature that the control module is configured to work as the air-flow that the heat pump drying system blows out rises to preset second baking
When dry temperature, control runs the compressor with second frequency, wherein second drying temperature is less than first drying
Temperature；
When receiving compressor open command, control runs the compressor with first frequency；
The second frequency is less than the first frequency.
2. washing machine according to claim 1, which is characterized in that
The value range of first drying temperature is 40 DEG C~60 DEG C.
3. washing machine according to claim 2, which is characterized in that
The value range of first drying temperature is 45 DEG C~55 DEG C.
4. washing machine according to claim 1, which is characterized in that further include:
Humidity sensor is configured to detect the humidity of the air-flow of the heat pump drying system sucking；And
The control module is also electrically connected with the humidity sensor, when the humidity of the air-flow of heat pump drying system sucking
The heat pump drying system is closed when being reduced to preset first humidity value.
5. washing machine according to claim 4, which is characterized in that
The value range of moisture content corresponding with the value range of first humidity value is 10%~25%.
6. washing machine according to claim 5, which is characterized in that
The value range of moisture content corresponding with the value range of first humidity value is 12%~20%.
7. washing machine according to claim 4, which is characterized in that
The control module be configured to when the humidity of the air-flow of heat pump drying system sucking be reduced to it is preset second wet
When angle value, control makes the compressor change running frequency so that the temperature for the air-flow that the heat pump drying system blows out by
Decline according to preset fall off rate, second humidity value is higher than first humidity value.
8. washing machine according to claim 7, which is characterized in that
The control module is configured to work as the temperature decline preset temperature difference for the air-flow that the heat pump drying system blows out
When, control makes the compressor change running frequency, so that the temperature for the air-flow that the heat pump drying system blows out is maintained at
Temperature after decline.
9. a kind of furnace drying method of washing machine characterized by comprising
Open the frequency-changeable compressor of the heat pump drying system of the washing machine；Opening the heat pump drying system of the washing machine
When frequency-changeable compressor, control runs the frequency-changeable compressor with first frequency；
The temperature for the air-flow that heat pump drying system described in real-time detection blows out；
When the temperature for the air-flow that the heat pump drying system blows out rises to preset first drying temperature, control makes the change
Frequency compressor changes running frequency, so that the temperature for the air-flow that the heat pump drying system blows out is maintained at described preset the
One drying temperature；And
After opening the frequency-changeable compressor of heat pump drying system of the washing machine, when the gas that the heat pump drying system blows out
When the temperature of stream rises to preset second drying temperature, control runs the frequency-changeable compressor with second frequency, wherein described
Second drying temperature is less than first drying temperature, and the second frequency is less than the first frequency.
10. furnace drying method according to claim 9, which is characterized in that
The value range of first drying temperature is 40 DEG C~60 DEG C.
11. furnace drying method according to claim 10, which is characterized in that
The value range of first drying temperature is 45 DEG C~55 DEG C.
12. furnace drying method according to claim 9, which is characterized in that in the heat pump drying system for opening the washing machine
Frequency-changeable compressor after, further includes:
The humidity of the air-flow of the sucking of heat pump drying system described in real-time detection；
The heat pump is closed when the humidity of the air-flow of heat pump drying system sucking is reduced to preset first humidity value to dry
Dry systems.
13. furnace drying method according to claim 12, which is characterized in that
The value range of moisture content corresponding with the value range of first humidity value is 10%~25%.
14. furnace drying method according to claim 13, which is characterized in that
The value range of moisture content corresponding with the value range of first humidity value is 12%~20%.
15. furnace drying method according to claim 9, which is characterized in that in the heat pump drying system for opening the washing machine
Frequency-changeable compressor after, further includes:
The humidity of the air-flow of the sucking of heat pump drying system described in real-time detection；
When the humidity of the air-flow of heat pump drying system sucking is reduced to preset second humidity value, control makes the frequency conversion
Compressor changes running frequency, so that the temperature for the air-flow that the heat pump drying system blows out is according under preset fall off rate
Drop.
16. furnace drying method according to claim 15, which is characterized in that further include:
When the temperature for the air-flow that the heat pump drying system blows out declines preset temperature difference, control makes described compressor converted
Become running frequency, so that the temperature for the air-flow that the heat pump drying system blows out is maintained at the temperature after decline.
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| CN106702700B (en) * | 2016-11-15 | 2019-11-05 | Tcl家用电器（合肥）有限公司 | Clothes drying method |
| CN107841863B (en) * | 2017-10-17 | 2020-06-19 | 广东美的制冷设备有限公司 | Clothes drying control method, clothes drying control device, dehumidifier and readable storage medium |
| CN109695124A (en) * | 2017-10-20 | 2019-04-30 | 青岛海尔滚筒洗衣机有限公司 | A kind of control method and washing machine of washing machine |
| CN109972345A (en) * | 2018-06-25 | 2019-07-05 | 无锡小天鹅股份有限公司 | Control method, device and the device for clothing processing of device for clothing processing |
| CN112442872A (en) * | 2019-09-02 | 2021-03-05 | 青岛海尔滚筒洗衣机有限公司 | Control method and device of heat pump system and clothes treatment equipment |
| CN113106700A (en) * | 2020-01-13 | 2021-07-13 | 青岛海尔洗衣机有限公司 | Air washing machine and control method thereof |
| CN112458718B (en) * | 2020-09-04 | 2021-12-21 | 珠海格力电器股份有限公司 | Clothes treatment equipment and drying control method thereof |
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