CN108951047A - The heat pump system and dryer and control method of a kind of adjustable system loading - Google Patents
The heat pump system and dryer and control method of a kind of adjustable system loading Download PDFInfo
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- CN108951047A CN108951047A CN201710349439.9A CN201710349439A CN108951047A CN 108951047 A CN108951047 A CN 108951047A CN 201710349439 A CN201710349439 A CN 201710349439A CN 108951047 A CN108951047 A CN 108951047A
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- heat pump
- liquid storage
- clothes dryer
- storage device
- pump system
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F58/00—Domestic laundry dryers
- D06F58/20—General details of domestic laundry dryers
- D06F58/206—Heat pump arrangements
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F58/00—Domestic laundry dryers
- D06F58/30—Drying processes
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
- D06F2103/50—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers related to heat pumps, e.g. pressure or flow rate
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
- D06F2105/26—Heat pumps
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Control Of Washing Machine And Dryer (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
- Drying Of Solid Materials (AREA)
Abstract
A kind of heat pump system and dryer of adjustable system loading, including drying cylinder, the drying air duct and part that connect drying cylinder air inlet and air outlet are set to the heat pump system in drying air duct, the heat pump system includes sequentially connected evaporator, compressor, condenser, liquid storage device and throttling set, the evaporator and condenser are set in drying air duct, it is additionally provided with liquid storage device, it is equipped with and is moved back and forth to change the partition of liquid storage chamber volume in liquid storage device, liquid storage device is series on heat pump system, the refrigerant flow in heat pump system to be adjusted.The present invention also provides the control methods of the heat pump system dryer of adjustable system loading, refrigerant accumulator volume size are adjusted according to the running temperature of heat pump system and the running frequency of compressor, with the load of adjusting heat pump system.
Description
Technical field
The present invention relates to dryer technical fields, specifically, being related to the heat pump system of a kind of adjustable system load and dry
Clothing machine and control method.
Background technique
The pursuit of quality of the life is continuously improved in people, and dryer is also increasingly received by consumer, and wherein heat pump is dry
The heat pump system of clothing machine ingenious can recycle the heat generated in drying process, do not need heating tube and heated, reduce energy
The waste of amount, while temperature is stablized in medium temperature, will not cause high-temperature damage to clothing.
Existing drum type washing drying integral machine or dryer using heat pump drying mode, to accelerate drying time, using change
Frequency compressor assembly.It is run in cold stage using high frequency, hot stage uses low-frequency operation.But the defect of this scheme is,
The usage amount of refrigerant be usually according to the optimal setting carried out under low energy consumption, that is, low running frequency, flow in systems compared with
Small, evaporation load is small, accumulates in condenser by more refrigerant.Make compressor in low-frequency operation, load increases comparatively fast,
Conducive to drying effect；But in the compressor high frequency operation phase, the optimization flow of refrigerant is larger, and evaporation load is big, condensation load
It itself is increased by comparatively fast, more refrigerant can accelerate condensation load to rise.
Such frequency conversion system causes when using speedy drying procedure, extra refrigerant can because compressor frequency compared with
Height accelerates the load for promoting compressor, and compressor frequency can be reduced because load rises in actual use, will not run height always
Frequency stage, sweat cooling amount reduce, keep the time of speedy drying procedure elongated, do not play the advantage of compressor high frequency.
In view of this, the present invention is specifically proposed.
Summary of the invention
The present invention is intended to provide a kind of heat pump system and dryer of adjustable system loading, using the liquid storage of variable volume
Device, effective usage amount of refrigerant in change system, to achieve the purpose that according to service condition regulating system load.
To achieve the above object, the present invention specifically adopts the following technical scheme that
A kind of heat pump system of adjustable system loading, heat pump system includes sequentially connected evaporator 5, compressor 3, cold
Condenser 4, liquid storage device 1 and throttling set 2, the heat pump system are additionally provided with liquid storage device 1, are equipped with and are moved back and forth to change in liquid storage device 1
Become the partition 103 of 101 volume of liquid storage chamber, liquid storage device 1 is series on heat pump system, with to the refrigerant flow in heat pump system into
Row is adjusted.
In above scheme, the drying air duct 8 of the heat pump system is successively arranged from air inlet 701 according to air-flow direction
Drying cylinder 7, air outlet 702, filter screen 9, evaporator 5, condenser 4, blower 10, auxiliary heater strip 11, wherein evaporator 5 and cold
Condenser 4 is the heat exchange structure in heat pump system, and refrigerant flows through the waste heat that evaporator 5 absorbs air-flow after drying, through compressor 3
Increasing temperature and pressure is compressed, heat exchange occurs with the air-flow in drying air duct 8 using after condenser 4, improves and passes through 4 air-flow of condenser
Temperature, then using blower 10 by air-flow import drying cylinder air inlet, centre be added auxiliary heater strip 11 to supply temperature.
Further scheme of the invention is: the partition 103 sets Packed liquid storage chamber 101, another side and drive on one side
Dynamic structure 104 is connected, the driving structure 104 include be set to 1 bottom outside of liquid storage device driving portion 1041 and with partition 103
The connected interconnecting piece 1042 in bottom surface, the driving portion 1041 control interconnecting piece 1042 and stretch inside liquid storage device 1, realize partition
103 reciprocating motion.
In above scheme, the driving portion 1041 of the driving structure 104 is set to the outside of liquid storage device 1, enables liquid storage device 1
Volume has bigger adjustment space.
Further scheme of the invention is: the liquid storage device 1 is a cylindrical shell, and the liquid storage chamber 101 is along column shell
Appointing in the elastomeric chamber that body is axially arranged, including fixing end and movable end, fixing end and the upward both ends of the surface of 1 inner shaft of liquid storage device
One end face is mutually tightly connected, and movable end is mutually tightly connected with partition 103 close to the side of the end face.
In above scheme, the liquid storage chamber 101 is made of the material sensitive to deformation, in the mistake of adjustment liquid storage device 1
Different volume sizes is adapted in journey；Liquid storage is formed frequently with the partition with the axial mutually sealing of column liquid storage device in the prior art
Chamber is used for a long time since the abrasion of sealing element is likely to result in the leakage of refrigerant；And since partition and liquid storage device inner wall are close
Envelope causes frictional force to become larger, and feedback speed is slow during volume adjustment, virtually also improves the consumption of driving motor.Cause
With shape-changing material liquid storage chamber 101 is made in this present invention, to reach the rapid feedback to volume variation, while to components loss compared with
Small purpose.
Further scheme of the invention is: the inner space of liquid storage device 1 is divided by the partition 103 to be arranged along gravity direction
Liquid storage chamber 101 and adjusting cavity 102, liquid storage chamber 101 be set to adjusting cavity 102 top, the interconnecting piece 1042 of driving structure 104 with
Partition 103 is connected and moves back and forth in adjusting cavity 102, and the volume of liquid storage chamber 101 is enabled to change.
In above scheme, since refrigerant becomes liquid after condenser 4, liquid storage chamber 101 is set in adjusting cavity 102
Side is temporarily stored using the bottom that gravity makes refrigerant flow into liquid storage chamber 101；It is stretched by interconnecting piece 1042 in adjusting cavity
Contracting moving up and down for partition 103 of control enables the volume of liquid storage chamber 101 change.
Further scheme of the invention is: the driving portion 1041 is stepper motor, and the interconnecting piece 1042 is by stepping
Motor-driven screw rod, 1 bottom of liquid storage device are provided with the screw hole matched with screw rod, enable stepper motor drive screw rod rotation to
Adjusting screw rod protrudes into the length of adjusting cavity 102.
Further scheme of the invention is: the liquid storage chamber 101 is a bellows being axially arranged along liquid storage device 1, described
Ripple pipe outer wall and the inner wall of liquid storage device 1 are separatedly installed, movable end be connected in 1 axial direction of liquid storage device with 103 phase of partition realize it is past
Multiple movement.
Further scheme of the invention is: the top of the liquid storage device 1 is equipped with the inlet 105 being connected with liquid storage chamber 101
With leakage fluid dram 106, the inlet 105 is connected with condenser 4, and the leakage fluid dram 106 is connected with throttling set 2, enables from condensation
The refrigerant of 4 pipeline of device outflow is through 101 flow throttling device 2 of liquid storage chamber.
In above scheme, the throttling set 2 is preferably electric expansion valve, in the operation of 3 high frequency of compressor, by expansion valve
Aperture, which tunes up, can satisfy compressor and operates in a high frequency demand to flow；In compressor low-frequency operation, by expansion valve opening tune
It is small, it can reduce flow.The present invention also provides a kind of dryers using above-mentioned heat pump system, including drying cylinder 7, connection
The air inlet 701 of drying cylinder 7 and the drying air duct 8 of air outlet 702 and part are set to the heat pump system in drying air duct 8, institute
It states evaporator 5 and condenser 4 is set in drying air duct 8, the dryer can change control heat pump by the volume of liquid storage device 1
Refrigerant flow in system, to adjust the operating load of heat pump system.
Further scheme of the invention is: the drying cylinder 7 of the heat pump clothes dryer is equipped with clothing dispensing port 12, and in drying
It is provided with the detector of detection water vapour content in cylinder 7, is finished for judging whether clothing is dried.
Further scheme of the invention is: evaporator 5 is additionally provided with storage drainage arrangement 6, for collecting in discharge drying pipeline 8
Because changing thermogenetic condensed water.
The present invention also provides a kind of control method of the heat pump clothes dryer of adjustable system loading, heat pump clothes dryer includes
The refrigerant liquid storage device of adjustable volume and compressor for heating pressurization to refrigerant, the control method is according to heat pump clothes-drying
The running frequency of machine compressor adjusts the volume of liquid storage device, the flow of refrigerant in heat pump system is controlled, to adjust the fortune of system
Row load.
Above-mentioned control method includes the following steps:
S1. heat pump clothes dryer is opened, it is rear to execute step S2；
S2. judge whether heat pump clothes dryer executes speedy drying procedure, if so then execute step S3, then follow the steps if not
S4；
S3. the compressor high frequency operation of heat pump clothes dryer, it is rear to execute step S5；
S4. the compressor low-frequency operation of heat pump clothes dryer, it is rear to execute step S6；
S5. the accumulator volume of heat pump clothes dryer increases, rear to execute step S7；
S6. the accumulator volume of heat pump clothes dryer reduces, rear to execute step S7；
S7. judge whether clothes is dried according to the water vapour content in drying cylinder, if then carrying out S8, if otherwise executing
S2；
S8. heat pump clothes dryer terminates to run.
It is different according to the scale of construction of dryer and power in above-mentioned control method, can according to specific dryer model into
The corresponding adjustment of row.
According to above-mentioned control method, including speedy drying procedure, the speedy drying procedure executes the operation of compressor high frequency,
Accumulator volume is increased to reduce refrigerant load caused by heat pump system simultaneously, judges whether clothing is dried afterwards, if
Step S1, S2, S3, S5, S7 and S8 are executed, then follow the steps S1, S2, S3, S5, S7 if not and recycles execution S2, S3, S5, S7
Until cloth drying.
In above-mentioned control method, when using speedy drying procedure, the liquid storage device 1 of variable volume drives spiral shell in stepper motor
Volume becomes larger under bar, while the aperture of electric expansion valve tunes up, and refrigerant can become larger due to the space of liquid storage device 1 and increased
While adding evaporation load, keep the condensation load rate of climb lower, pressure load will not rapid increase.Compressor 3 can so be made
Long period runs in high frequency, accelerates the condensation to evaporated vapor, improves rate of drying.
Further include following steps according to above-mentioned control method:
S1. heat pump clothes dryer is opened, it is rear to execute step S101；
S101. whether judgement is in hot operation with heat pump clothes dryer, if so then execute step S2, thens follow the steps if not
S3；
S2. judge whether heat pump clothes dryer executes speedy drying procedure, if so then execute step S3, then follow the steps if not
S4；
S3. the compressor high frequency operation of heat pump clothes dryer, it is rear to execute step S5；
S4. the compressor low-frequency operation of heat pump clothes dryer, it is rear to execute step S6；
S5. the accumulator volume of heat pump clothes dryer increases, rear to execute step S7；
S6. the accumulator volume of heat pump clothes dryer reduces, rear to execute step S7；
S7. judge whether clothes is dried according to the water vapour content in drying cylinder, if then carrying out S8, if otherwise executing
S101；
S8. heat pump clothes dryer terminates to run.
Further include low energy consumption program according to above-mentioned control method: opening heat pump clothes dryer, judge that it is in the condition of high temperature,
When not executing speedy drying procedure, compressor low-frequency operation is enabled, while accumulator volume being reduced with the refrigeration in increase system
Agent flux judges whether clothing is dried afterwards, if so then execute step S1, S101, S2, S4, S6, S7 and S8, if otherwise executing
S1, S101, S2, S4, S6, S7 simultaneously recycle execution S101, S2, S4, S6, S7 until cloth drying.
In above-mentioned control method, when using low energy consumption program, compressor is averaged, and running frequency is small, and stepper motor drives spiral shell
So that accumulator volume is become smaller under bar, flows back into the refrigerant in fluid reservoir in refrigeration system.Expansion valve opening becomes smaller, and makes to compress
Although lesser frequency run, compressor load can also improve machine, when increasing dry into cylinder temperature.
According to above-mentioned control method, heat pump clothes dryer is opened, judges that it is not at the condition of high temperature, compressor high frequency is enabled to transport
Row, while accumulator volume being increased to reduce the refrigerant flow in heat pump system, judge whether clothing is dried afterwards, if holding
Row step S1, S101, S3, S5, S7 and S8 execute S101, S3, S5, S7 if otherwise executing S1, S101, S3, S5, S7 and recycling
Until cloth drying.
In above-mentioned control method, when system temperature is not high, using enabling compressor high frequency run, and refrigerant flow is turned up
Load is enabled to rise, so that into cylinder temperature fast lifting.
The invention has the benefit that
1. the heat pump system of adjustable system loading provided by the invention has the liquid storage device of adjustable volume, transported according to system
Row situation adjusts the flow of refrigerant, improves the service efficiency of heat pump clothes dryer；
2. the liquid storage device of adjustable volume provided by the invention is equipped with to liquid storage chamber made of deformation sensitive material, and not
It is directly contacted with liquid storage device inner wall, solves the problems, such as liquid storage chamber sealing element loss in the prior art；
3. the present invention also provides a kind of control method of the heat pump clothes dryer of adjustable system loading, by adjusting liquid storage
Device volume distributes refrigerant flow, and regulating system load realizes that the rapid draing of clothing and low energy consumption are dry.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of heat pump clothes dryer of the present invention.
Fig. 2 is structural schematic diagram of the liquid storage device when volume increases in the present invention.
Fig. 3 is structural schematic diagram of the liquid storage device when volume reduces in the present invention.
Fig. 4 is the flow chart for the control method that the embodiment of the present invention 2 and embodiment 3 provide.
Main component in figure are as follows: 1-liquid storage device, 101-liquid storage chambers, 102-adjusting cavities, 103-partitions, 104-drivings
Structure, 1041-driving portions, 1042-interconnecting pieces, 105-inlets, 106-leakage fluid drams, 2-throttling sets, 3-compressors,
4-condensers, 5-evaporators, 6-storage drainage arrangements, 7-drying cylinders, 701-air inlets, 702-air outlets, 8-drying wind
Road, 9-filter screens, 10-blowers, 11-auxiliary heater strips, 12-clothing dispensing ports.
Specific embodiment
To keep the technical problems solved, the adopted technical scheme and the technical effect achieved by the invention clearer, below
Embodiments of the present invention will be described in further detail in conjunction with attached drawing.
Embodiment 1
In the present embodiment, as shown in Figures 1 to 3, a kind of heat pump system of adjustable system loading, the heat pump system are provided
Including sequentially connected evaporator 5, compressor 3, condenser 4, liquid storage device 1 and throttling set 2, the liquid storage device 1 is a column
Shell is equipped with the partition 103 being in contact with cylindrical shell inner wall, the one side of the partition 103 in the axial direction in internal axial direction
Equipped with liquid storage chamber 101, another side is connected with driving structure 104, enables partition 103 along cylindrical shell axially reciprocating, makes liquid storage
101 volume of chamber changes.
In the present embodiment, as shown in Figures 2 and 3, the driving structure 104 includes being set to 1 bottom outside of liquid storage device
Driving portion 1041 and the interconnecting piece 1042 being connected with 103 bottom surface of partition, the driving portion 1041 control interconnecting piece 1042 in liquid storage
Device 1 axially inside moves, and realizes the reciprocating motion axial along liquid storage device 1 of partition 103.The driving portion of the driving structure 104
1041 are set to the outside of liquid storage device 1, and the volume of liquid storage device 1 is enabled to have bigger adjustment space.
In the present embodiment, as shown in Figures 2 and 3, the liquid storage chamber 101 is the elasticity being axially arranged along 1 inside of liquid storage device
Chamber, including fixing end and movable end, fixing end are mutually tightly connected with the either end facet in the axial both ends of the surface in 1 inside of liquid storage device,
Movable end is mutually tightly connected with partition 103 close to the side of the end face.The liquid storage chamber 101 is by the material sensitive to deformation
It is manufactured, different volume sizes is adapted to during adjusting liquid storage device 1；In the prior art frequently with liquid storage device axial direction phase
The partition of sealing forms liquid storage chamber, is used for a long time since the abrasion of sealing element is likely to result in the leakage of refrigerant；And due to
Partition causes frictional force to become larger with the sealing of liquid storage device inner wall, and feedback speed is slow during volume adjustment, virtually also improves
The consumption of driving motor.Therefore liquid storage chamber 101 is made with shape-changing material in the present invention, to reach to the quick anti-of volume variation
Feedback, while lesser purpose is lost to components.
In the present embodiment, as shown in Figures 2 and 3, the inner space of liquid storage device 1 is divided into along gravity side by the partition 103
To the liquid storage chamber 101 and adjusting cavity 102 of setting, liquid storage chamber 101 is set to the top of adjusting cavity 102, the interconnecting piece of driving structure 104
1042 are connected with partition 103 and move axially in reciprocal fashion in adjusting cavity 102, and the volume of liquid storage chamber 101 is enabled to change.By
Become liquid after condenser 4 in refrigerant, liquid storage chamber 101 is set to 102 top of adjusting cavity, flows into refrigerant using gravity
It is temporarily stored the bottom of liquid storage chamber 101；It is moved up and down by the extension and contraction control partition 103 of interconnecting piece 1042 in adjusting cavity
The volume of liquid storage chamber 101 is enabled to change.
In the present embodiment, as shown in Figures 2 and 3, the driving portion 1041 is stepper motor, and the interconnecting piece 1042 is served as reasons
Stepper motor driven screw rod, 1 bottom of liquid storage device are provided with the screw hole matched with screw rod, and stepper motor is enabled to drive screw rod rotation
To which adjusting screw rod protrudes into the length of adjusting cavity 102.
In the present embodiment, as shown in Figures 2 and 3, the liquid storage chamber 101 is a bellows being axially arranged along liquid storage device 1,
The ripple pipe outer wall and the inner wall of liquid storage device 1 are separatedly installed, and movable end is connected in past in 1 axial direction of liquid storage device with 103 phase of partition
Multiple movement.
In the present embodiment, as shown in Fig. 2, 1042 screw rod of the interconnecting piece is connected with partition 3, stepper motor drives screw rod
Rotation, by the screw hole that 1 bottom of liquid storage device is matched with screw rod, length of the screw rod in adjusting cavity 102 shortens, and partition 3 declines,
The bellows of liquid storage chamber 101 is elongated simultaneously, the volume of liquid storage device 1 is enabled to become larger.
In the present embodiment, as shown in figure 3,1042 screw rod of the interconnecting piece is connected with partition 3, stepper motor drives screw rod
Rotation, by the screw hole that 1 bottom of liquid storage device is matched with screw rod, length of the screw rod in adjusting cavity 102, partition 3 rises,
The bellows of liquid storage chamber 101 is compressed simultaneously, the volume of liquid storage device 1 is enabled to become smaller.
In the present embodiment, as shown in Figures 2 and 3, the top of the liquid storage device 1 is equipped with the feed liquor being connected with liquid storage chamber 101
Mouthfuls 105 are connected with leakage fluid dram 106, the inlet 105 with condenser 4, and the leakage fluid dram 106 is connected with throttling set 2, order from
The refrigerant of 4 pipeline of condenser outflow is through 101 flow throttling device 2 of liquid storage chamber.
In the present embodiment, as shown in Figure 1, the throttling set 2 is preferably electric expansion valve, run in 3 high frequency of compressor
When, expansion valve opening, which is tuned up, can satisfy compressor and operates in a high frequency demand to flow；It, will be swollen in compressor low-frequency operation
Swollen valve opening is turned down, can reduce flow.
In the present embodiment, a kind of dryer using above-mentioned heat pump system, including drying cylinder 7, connection drying are additionally provided
The air inlet 701 of cylinder 7 and the drying air duct 8 of air outlet 702 and part are set to the heat pump system in drying air duct 8, the steaming
It sends out device 5 and condenser 4 is set in drying air duct 8, the dryer can change control heat pump system by the volume of liquid storage device 1
In refrigerant flow, to adjust the operating load of heat pump system.
In the present embodiment, the drying air duct 8 of the heat pump clothes dryer is successively set from air inlet 701 according to air-flow direction
There are drying cylinder 7, air outlet 702, filter screen 9, evaporator 5, condenser 4, blower 10, auxiliary heater strip 11, wherein 5 He of evaporator
Condenser 4 is the heat exchange structure in heat pump system, and refrigerant flows through the waste heat that evaporator 5 absorbs air-flow after drying, through compressor 3
Compression increasing temperature and pressure, using after condenser 4 with drying air duct 8 in air-flow occur heat exchange, improve pass through 4 gas of condenser
Then air-flow is imported drying cylinder air inlet using blower 10 by the temperature of stream, auxiliary heater strip 11 is added to supply temperature in centre.
In the present embodiment, as shown in Figure 1, the drying cylinder 7 of the heat pump clothes dryer is equipped with clothing dispensing port 12, and in drying
It is provided with the detector of detection water vapour content in cylinder 7, is finished for judging whether clothing is dried.Evaporator 5 is additionally provided with storage row
Water installations 6 change thermogenetic condensed water for collecting discharge 8 internal cause of drying pipeline.
In the present embodiment, the control method of the heat pump clothes dryer of adjustable system loading is provided, including compressor carries out
The speedy drying procedure of high-frequency operating, the control method adjust liquid storage device according to the running frequency of heat pump clothes dryer compressor
Volume, control heat pump system in refrigerant flow, to adjust the operating load of system.Above-mentioned control method includes following step
It is rapid:
S1. heat pump clothes dryer is opened, it is rear to execute step S2；
S2. judge whether heat pump clothes dryer executes speedy drying procedure, if so then execute step S3, then follow the steps if not
S4；
S3. the compressor high frequency operation of heat pump clothes dryer, it is rear to execute step S5；
S4. the compressor low-frequency operation of heat pump clothes dryer, it is rear to execute step S6；
S5. the accumulator volume of heat pump clothes dryer increases, rear to execute step S7；
S6. the accumulator volume of heat pump clothes dryer reduces, rear to execute step S7；
S7. judge whether clothes is dried according to the water vapour content in drying cylinder, if then carrying out S8, if otherwise executing
S2；
S8. heat pump clothes dryer terminates to run.
It, can be according to specific according to the scale of construction of dryer and power difference according to above-mentioned control method in the present embodiment
Dryer model is adjusted correspondingly.
In the present embodiment, according to above-mentioned control method, the speedy drying procedure executes the operation of compressor high frequency, simultaneously will
Accumulator volume increases to reduce refrigerant load caused by heat pump system, judges whether clothing is dried afterwards, if executing step
Rapid S1, S2, S3, S5, S7 and S8 then follow the steps S1, S2, S4, S6, S7 if not and recycle execution S2, S4, S6, S7 until clothing
Object is dry.
In the present embodiment, in above-mentioned control method, when using speedy drying procedure, the liquid storage device 1 of variable volume is in step
Volume under screw rod is driven to become larger into motor, while the aperture of electric expansion valve tunes up, refrigerant can be held due to the space of liquid storage device 1
It receives and becomes larger, condensing pressure load will not rapid increase while improving evaporation load.3 long period of compressor can so transported
Row in high frequency, accelerates the condensation to evaporated vapor, improves rate of drying.
Embodiment 2
Embodiment of the heat pump clothes dryer of adjustable system loading provided in this embodiment on hardware is the same as embodiment 1.
In the present embodiment, the control method of the heat pump clothes dryer of adjustable system loading, including low energy consumption program are provided,
The control method adjusts the volume of liquid storage device, control heat according to the running temperature of heat pump clothes dryer and the running frequency of compressor
The flow of refrigerant in pumping system, to adjust the operating load of system.Above-mentioned control method includes the following steps:
S1. heat pump clothes dryer is opened, it is rear to execute step S101；
S101. whether judgement is in hot operation with heat pump clothes dryer, if so then execute step S2, thens follow the steps if not
S3；
S2. judge whether heat pump clothes dryer executes speedy drying procedure, if so then execute step S3, then follow the steps if not
S4；
S3. the compressor high frequency operation of heat pump clothes dryer, it is rear to execute step S5；
S4. the compressor low-frequency operation of heat pump clothes dryer, it is rear to execute step S6；
S5. the accumulator volume of heat pump clothes dryer increases, rear to execute step S7；
S6. the accumulator volume of heat pump clothes dryer reduces, rear to execute step S7；
S7. judge whether clothes is dried according to the water vapour content in drying cylinder, if then carrying out S8, if otherwise executing
S101；
S8. heat pump clothes dryer terminates to run.
In the present embodiment, according to above-mentioned control method, according to the scale of construction of dryer and power difference, the range of choice of high temperature
Also not identical, it can be adjusted correspondingly according to specific dryer model.
In the present embodiment, the low energy consumption program are as follows: open heat pump clothes dryer, judge that it is in the condition of high temperature, do not execute
When speedy drying procedure, compressor low-frequency operation is enabled, while accumulator volume being reduced with the refrigerant flow in increase system,
Judge whether clothing is dried afterwards, if so then execute step S1, S101, S2, S4, S6, S7 and S8, if otherwise execute S1, S101,
S2, S4, S6, S7 simultaneously recycle execution S101, S2, S4, S6, S7 until cloth drying.
In the present embodiment, when using low energy consumption program, compressor is averaged, and running frequency is small, and stepper motor drives under screw rod
So that accumulator volume is become smaller, flows back into the refrigerant in fluid reservoir in refrigeration system.Expansion valve opening becomes smaller, and uses up compressor
Manage lesser frequency run, compressor load can also improve, when increasing dry into cylinder temperature.
Embodiment 3
Embodiment of the heat pump clothes dryer of adjustable system loading provided in this embodiment on hardware is the same as embodiment 1.
In the present embodiment, the control method of the heat pump clothes dryer of adjustable system loading, the control method root are provided
The volume that liquid storage device is adjusted according to the running temperature of heat pump clothes dryer and the running frequency of compressor, controls refrigerant in heat pump system
Flow, to adjust the operating load of system.Above-mentioned control method includes the following steps:
S1. heat pump clothes dryer is opened, it is rear to execute step S101；
S101. whether judgement is in hot operation with heat pump clothes dryer, if so then execute step S2, thens follow the steps if not
S3；
S2. judge whether heat pump clothes dryer executes speedy drying procedure, if so then execute step S3, then follow the steps if not
S4；
S3. the compressor high frequency operation of heat pump clothes dryer, it is rear to execute step S5；
S4. the compressor low-frequency operation of heat pump clothes dryer, it is rear to execute step S6；
S5. the accumulator volume of heat pump clothes dryer increases, rear to execute step S7；
S6. the accumulator volume of heat pump clothes dryer reduces, rear to execute step S7；
S7. judge whether clothes is dried according to the water vapour content in drying cylinder, if then carrying out S8, if otherwise executing
S101；
S8. heat pump clothes dryer terminates to run.
In the present embodiment, according to above-mentioned control method, according to the scale of construction of dryer and power difference, the range of choice of high temperature
Also not identical, it can be adjusted correspondingly according to specific dryer model.
In the present embodiment, according to above-mentioned control method, heat pump clothes dryer is opened, judges that it is not at the condition of high temperature, enables pressure
The operation of contracting machine high frequency, while accumulator volume being increased to reduce the refrigerant flow in heat pump system, whether judge clothing afterwards
It is dry, if executing step S1, S101, S3, S5, S7 and S8, if otherwise executing S1, S101, S3, S5, S7 and recycling execution
S101, S3, S5, S7 are until cloth drying.
In the present embodiment, when system temperature is not high, using enabling compressor high frequency run, and be turned up refrigerant flow enable it is negative
Lotus rises, so that into cylinder temperature fast lifting.
The foregoing is merely the preferred embodiments of the invention, are not intended to limit the invention, all of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within spirit and principle.
Claims (10)
1. a kind of heat pump system of adjustable system loading, heat pump system include sequentially connected evaporator (5), compressor (3),
Condenser (4) and throttling set (2), which is characterized in that the heat pump system is additionally provided with liquid storage device (1), is equipped in liquid storage device (1)
It moves back and forth to change the partition (103) of liquid storage chamber (101) volume, liquid storage device (1) is series on heat pump system, to heat pump system
Refrigerant flow in system is adjusted.
2. the heat pump system of adjustable system loading according to claim 1, which is characterized in that the partition (103)
Packed liquid storage chamber (101) are set on one side, and another side is connected with driving structure (104), and the driving structure (104) includes setting
Driving portion (1041) in liquid storage device (1) bottom outside and the interconnecting piece (1042) that is connected with partition (103) bottom surface, the driving
Portion (1041) controls interconnecting piece (1042) and stretches inside liquid storage device (1), realizes the reciprocating motion of partition (103).
3. the heat pump system of adjustable system loading according to claim 1 or 2, which is characterized in that the liquid storage device (1)
For a cylindrical shell, the liquid storage chamber (101) is along the elastomeric chamber of cylindrical shell being axially arranged, including fixing end and activity
End, fixing end are mutually tightly connected with the either end facet in the upward both ends of the surface of liquid storage device (1) inner shaft, movable end and partition (103)
Side close to the end face is mutually tightly connected.
4. the heat pump system of adjustable system loading according to any one of claims 1 to 3, which is characterized in that described
The inner space of liquid storage device (1) is divided into liquid storage chamber (101) and adjusting cavity (102) along gravity direction setting, storage by partition (103)
Sap cavity (101) be set to adjusting cavity (102) top, the interconnecting piece (1042) of driving structure (104) be connected with partition (103) and
It is moved back and forth in adjusting cavity (102), the volume of liquid storage chamber (101) is enabled to change.
5. the heat pump system of adjustable system loading described in any one according to claim 1~4, which is characterized in that described
Liquid storage chamber (101) is a bellows being axially arranged along liquid storage device (1), the inner wall phase of the ripple pipe outer wall and liquid storage device (1)
Separately positioned, movable end is mutually connected in liquid storage device (1) axial direction with partition (103) and realizes reciprocating motion.
6. a kind of dryer of application heat pump system as described in Claims 1 to 4 any one, including drying cylinder (7), connection are done
The air inlet (701) of dry cylinder (7) and the drying air duct (8) of air outlet (702) and part are set to the heat pump in drying air duct (8)
System, the evaporator (5) and condenser (4) are set in drying air duct (8), which is characterized in that the dryer can pass through
Refrigerant flow in the volume variation control heat pump system of liquid storage device (1), to adjust the operating load of heat pump system.
7. a kind of control method of the heat pump clothes dryer of adjustable system loading,
Heat pump clothes dryer includes the refrigerant liquid storage device of adjustable volume and the compressor for heating pressurization to refrigerant, feature
It is, the control method adjusts the volume of liquid storage device according to the running frequency of heat pump clothes dryer compressor, controls heat pump system
The flow of middle refrigerant, to adjust the operating load of system.
8. the control method of the heat pump clothes dryer of adjustable system loading according to claim 7, which is characterized in that described
Method includes the following steps:
S1. heat pump clothes dryer is opened, it is rear to execute step S2；
S2. judge whether heat pump clothes dryer executes speedy drying procedure, if so then execute step S3, then follow the steps S4 if not；
S3. the compressor high frequency operation of heat pump clothes dryer, it is rear to execute step S5；
S4. the compressor low-frequency operation of heat pump clothes dryer, it is rear to execute step S6；
S5. the accumulator volume of heat pump clothes dryer increases, rear to execute step S7；
S6. the accumulator volume of heat pump clothes dryer reduces, rear to execute step S7；
S7. judge whether clothes is dried according to the water vapour content in drying cylinder, if then carrying out S8, if otherwise executing S2；
S8. heat pump clothes dryer terminates to run.
9. the control method of the heat pump clothes dryer of adjustable system loading according to claim 7 or 8, which is characterized in that
Described method includes following steps:
S1. heat pump clothes dryer is opened, it is rear to execute step S101；
S101. whether judgement is in hot operation with heat pump clothes dryer, if so then execute step S2, thens follow the steps S3 if not；
S2. judge whether heat pump clothes dryer executes speedy drying procedure, if so then execute step S3, then follow the steps S4 if not；
S3. the compressor high frequency operation of heat pump clothes dryer, it is rear to execute step S5；
S4. the compressor low-frequency operation of heat pump clothes dryer, it is rear to execute step S6；
S5. the accumulator volume of heat pump clothes dryer increases, rear to execute step S7；
S6. the accumulator volume of heat pump clothes dryer reduces, rear to execute step S7；
S7. judge whether clothes is dried according to the water vapour content in drying cylinder, if then carrying out S8, if otherwise executing S101；
S8. heat pump clothes dryer terminates to run.
10. the control method of the heat pump clothes dryer of adjustable system loading according to claim 7 or 8, which is characterized in that
The control method includes speedy drying procedure, and the speedy drying procedure executes the operation of compressor high frequency, while by liquid storage device
Volume increases to reduce refrigerant load caused by heat pump system, judges whether clothing is dried afterwards, if execution step S1,
S2, S3, S5, S7 and S8 then follow the steps S1, S2, S3, S5, S7 if not and recycle execution S2, S3, S5, S7 until clothing is dry
It is dry.
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