CN208458378U - Enclosed dehumidifying water wind-heat pumps more drying chamber drying systems - Google Patents
Enclosed dehumidifying water wind-heat pumps more drying chamber drying systems Download PDFInfo
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- CN208458378U CN208458378U CN201821007990.1U CN201821007990U CN208458378U CN 208458378 U CN208458378 U CN 208458378U CN 201821007990 U CN201821007990 U CN 201821007990U CN 208458378 U CN208458378 U CN 208458378U
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- drying chamber
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 210
- 238000001035 drying Methods 0.000 title claims abstract description 115
- 238000011084 recovery Methods 0.000 claims abstract description 20
- 238000010438 heat treatment Methods 0.000 claims abstract description 19
- 239000003507 refrigerant Substances 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 5
- 238000005373 pervaporation Methods 0.000 claims description 2
- 238000007791 dehumidification Methods 0.000 abstract description 13
- 238000001704 evaporation Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 13
- 239000000463 material Substances 0.000 description 4
- 238000004781 supercooling Methods 0.000 description 3
- 241000208125 Nicotiana Species 0.000 description 2
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 208000031968 Cadaver Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 230000005514 two-phase flow Effects 0.000 description 1
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Abstract
The utility model relates to a kind of enclosed dehumidifying water wind-heat to pump more drying chamber drying systems, including savings water tank and several drying chambers, each drying chamber is equipped with a water wind-heat pump, the water wind-heat pump includes the condenser coil in drying chamber and the compressor outside drying chamber, throttle valve and evaporator, heating axial flow blower is additionally provided in each drying chamber, dehumidifying coil and dehumidifying axial flow blower, the cold water of the savings water tank side enters evaporator by the heated pipeline of heat source side water pump, cold water becomes chilled water after evaporator further cools down, chilled water returns to savings water tank through the first recovery pipe, the cold water of the savings water tank other side is pumped into dehumidifying coil through dehumidifying pipeline by dehumidifying water pump, cold water returns to savings water tank by the second water return pipeline after the dehumidifying coil carries out heat exchange.Enclosed dehumidification system is used in this system, for traditional fresh air open type dehumidification system, improves the evaporating temperature of unit, therefore more energy saving.
Description
Technical field
The utility model relates to drying systems, and in particular to a kind of more drying chamber drying systems of enclosed dehumidifying water wind-heat pump.
Background technique
The drying systems such as current China tobacco, Chinese medicine, timber and crops, either drying technology research or equipment are opened
Hair all achieves certain development, but still has following problem: 1) drying system is still based on fire coal at present, especially
Some hot air baking rooms for being adapted to a variety of agricultural product material drying mostly use coal-fired furnace to be dried, and coal-fired heating is to ring
The pollution in border is very big, thus further research and develop it is energy-saving, using the drying industrial technology and equipment of renewable energy be
The general orientation of Future Development;2) currently employed air source heat pump system mostly uses open type to dehumidify, i.e., by introducing fresh air, discharge
Air in drying chamber is dehumidified using the water capacity difference of fresh air and room air.The shortcomings that this dehumidification mode, is: when outdoor ring
When the humidity of border, the water capacity of room air and the water capacity difference of outdoor air become smaller, and required fresh air volume increases, and lead to unit
Energy consumption increases;When even ambient humidity is especially high, fresh air volume is added to maximum, and humidity is still unable to satisfy technique requirement in drying chamber, leads
Cause the quality variation of drying substance.
Utility model content
In order to overcome drawbacks described above, the utility model provides a kind of enclosed dehumidifying water wind-heat pump more drying chamber drying systems, should
System heats drying chamber using water wind-heat pump, improves the efficiency of drying system, and is dehumidified in this system using enclosed,
It does not need to introduce any fresh air, has both saved the energy for heating fresh air, also improve the stability of system operation.
The utility model is to solve technical solution used by its technical problem:
A kind of more drying chamber drying systems of enclosed dehumidifying water wind-heat pump, including savings water tank and several drying chambers, each drying chamber
It is equipped with a water wind-heat pump, the water wind-heat pump includes the condenser coil in drying chamber and the compression outside drying chamber
Machine, throttle valve and evaporator, are additionally provided with heating axial flow blower, dehumidifying coil and dehumidifying axial flow blower in each drying chamber, it is described plus
Hot axial flow blower is for driving air through condenser coil heating, and the dehumidifying axial flow blower is for driving air through dehumidifying disk
The cold water of pipe dehumidifying, the savings water tank side enters evaporator by the heated pipeline of heat source side water pump, and cold water is through pervaporation
Device becomes chilled water after further cooling down, and chilled water returns to savings water tank, the savings water tank other side through the first recovery pipe
Cold water dehumidifying coil is pumped by the dehumidifying water pump pipeline that dehumidified, cold water is after the dehumidifying coil carries out heat exchange by the
Two water return pipelines return to savings water tank.
Preferably, compressor, condenser coil, throttle valve and the evaporator in the water wind-heat pump pass through pipe for flowing of refrigerant
Road is sequentially connected and is formed into a loop, and the evaporator is equipped with water outlet and water inlet, and the cold water saved in water tank passes through water inlet
Into evaporator, cold water becomes to return to savings water tank by water outlet after chilled water.
Preferably, heat source side solenoid valve is equipped on the heating tube road between heat source side water pump and evaporator.
Preferably, ratio adjusting valve is equipped on the dehumidification pipe road between dehumidifying water pump and dehumidifying coil.
Preferably, the first heat recovery coil and the second heat recovery coil, first recuperation of heat are additionally provided in each drying chamber
Circulating water loop is formed by recuperation of heat water pump between coil pipe and the second heat recovery coil.
Preferably, it is additionally provided with air heat collector, passes through heat collector water pump shape between the savings water tank and air heat collector
At circulating water loop.
Preferably, condensate drain pan is provided with below the dehumidifying coil, the condensate drain pan is provided with draining
Mouthful.
Preferably, the heat source side water pump and dehumidifying water pump are variable frequency pump.
The beneficial effects of the utility model are: this system is using the high-temperature high-pressure refrigerant generated in water wind-heat pump to drying chamber
It is dried, the cold water of generation dehumidifies to drying chamber, therefore water wind-heat pump assembly and dehumidification process are organically incorporated in one
It rises, forms a closed system, realize being exchanged with each other for energy, that is, the heat in dehumidification process is transferred in evaporator
As heat source, the cold source that evaporator generates is transferred in dehumidifying coil as the cold source in dehumidifying, improves whole system operation
Stability and efficiency;Enclosed dehumidification system is used in this system, for traditional fresh air open type dehumidification system, section
The heat of fresh air heating is saved, therefore more energy saving, and enclosed dehumidifying not will receive the influence of ambient humidity substantially, mention
The high quality of finished of baking material;This system uses full-automatic operation, reduces the labor intensity in operational process;This is specially
Benefit is suitable for more drying chamber drying systems, such as tobacco drying, timber stoving, drying corps, Chinese medicine drying, industrial product drying
The drying system concentrated with more drying chambers;The method that this system uses independent control for the temperature and humidity in drying chamber releases
The relationship that intercouples between the two, to improve the accuracy of temperature and humidity control.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the structural schematic diagram of water wind-heat pump in the utility model;
In figure: 10- water wind-heat pump, 11- condenser coil, 12- compressor, 13- throttle valve, 14- evaporator, 141- water outlet
Mouth, 142- water inlet, 15- heating axial flow blower, 20- savings water tank, 21- heat source side water pump, 22- heat source side solenoid valve, 23- add
Pipe line, the first water return pipeline of 24-, 25- dehumidifying pipeline, the second water return pipeline of 26-, 30- dehumidifying coil, 31- dehumidifying water pump,
32- ratio adjusting valve, 33- dehumidifying axial flow blower, the first heat recovery coil of 41-, the second heat recovery coil of 42-, 43- heat recovery water
Pump, 50- air heat collector, 51- heat collector water pump.
Specific embodiment
Below in conjunction with the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear, complete
Site preparation description, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.
Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, fall within the protection scope of the utility model.
Embodiment: as depicted in figs. 1 and 2, a kind of more drying chamber drying systems of enclosed dehumidifying water wind-heat pump, including savings water tank
20 are equipped with a water wind-heat pump 10 with several drying chambers, each drying chamber, and the water wind-heat pump 10 includes cold in drying chamber
Coil pipe 11 and compressor 12, throttle valve 13 and evaporator 14 outside drying chamber are coagulated, is additionally provided with heated mandrel stream in each drying chamber
Blower 15, dehumidifying coil 30 and dehumidifying axial flow blower 33, the heating axial flow blower 15 is for driving air through condenser coil
11 heating, the dehumidifying axial flow blower 33 are described to save the cold of 20 side of water tank for driving air through dehumidifying coil dehumidifying
Water enters evaporator 14 by the heated pipeline 23 of heat source side water pump 21, and cold water becomes cold after evaporator 14 is further cooling
Freeze water, chilled water returns to savings water tank 20 through the first recovery pipe 24, and the cold water of savings 20 other side of water tank passes through dehumidifying
Water pump 31 is pumped into dehumidifying coil 30 through dehumidifying pipeline 25, and cold water passes through the second return water after the dehumidifying coil 30 carries out heat exchange
Pipeline 26 returns to savings water tank 20.The heat source side water pump 21 and dehumidifying water pump 31 are variable frequency pump.Using variable frequency pump, foundation
The thermic load of each drying chamber requires variable frequency adjustment water flow, reduces pump consumption, reduces operating cost.This system includes several
Mutually contradictory drying chamber, as shown in Figure 1, including drying chamber 1, drying chamber 2 ... drying chamber N, each drying chamber is equipped with a water wind-heat pump 10, water
In addition to condenser coil 11 is located inside drying chamber in wind-heat pump, other equipment are all located at outside drying chamber, further include in each drying chamber
Dehumidifying coil 30, several drying chambers share a savings water tank 20, when operation, the high temperature and pressure after being compressed by compressor 12
The condenser coil 11 that refrigerant enters in drying chamber heats drying chamber, to dry the material in drying chamber, heats axial flow blower 15
For driving air in drying chamber to flow, heating efficiency is improved, the refrigerant (refrigerant) after supercooling enters throttle valve 13, separately
On the one hand, the dehumidifying coil 30 for saving cold water into each drying chamber in water tank 20 dehumidifies to drying chamber, and dehumidify axial flow blower 33
It dehumidifies for driving air through dehumidifying coil 30.Freezed in this system using generation high temperature and pressure in water wind-heat pump assembly
Agent is internally heated drying chamber, by heating equipment of the condenser coil 11 as drying chamber in heat pump unit, utilizes water pump assembly
In the cold source that dehumidifies as drying chamber of chilled water that generates of evaporator 14, dehumidify to drying chamber, in chilled water absorption drying chamber
Heat source after heat back to savings water tank 20 as evaporator in heat pump unit, therefore the evaporating temperature of water wind-heat pump is high, mentions
Water wind-heat pump assembly and dehumidification process are organically combined together in this system, form one by the high performance of heat pump unit
Closed system realizes being exchanged with each other for energy, that is, the heat in dehumidification process is transferred in evaporator as heat source, is steamed
The cold source that hair device generates is transferred in dehumidifying coil as the cold source in dehumidifying, improves the stability and effect of whole system operation
Rate;Enclosed dehumidification system is used in this system, for traditional fresh air open type dehumidification system, improves evaporation temperature
Degree saves the heat of fresh air heating, therefore more energy saving, and enclosed dehumidifying not will receive the shadow of ambient humidity substantially
It rings, improves the quality of finished of baking material;This system uses full-automatic operation, and the labour reduced in operational process is strong
Degree.
Wherein, compressor 12, condenser coil 11, throttle valve 13 and the evaporator 14 in the water wind-heat pump 10 pass through refrigeration
Agent circulation duct is sequentially connected and is formed into a loop, and the evaporator 14 is equipped with water outlet 141 and water inlet 142, saves water tank 20
In cold water evaporator 14 is entered by water inlet 142, cold water becomes to return to savings water tank by water outlet 141 after chilled water
20.Water wind-heat pumps 10 operation logics are as follows: as shown in Fig. 2, the arrow in figure indicates the flow direction of refrigerant, the height after overcompression
Warm high-pressure refrigerant enters 11 heat release of condenser coil in drying chamber by 12 exhaust outlet of compressor, heats to drying chamber, through supercooling
Refrigerant later enters throttle valve 13, becomes the two phase flow of low-temp low-pressure, enters back into evaporator 14 and flashes to gas, evaporator
In heat source be save water tank in water, water further cool down after return to savings water tank 20 so that savings water tank 20 in water obtain
With cooling, the gas of evaporator outlet returns to 12 air entry of compressor and is compressed again, is recycled with this.Evaporator uses water cooling
The heat exchange efficiency of system can be improved in heat exchanger in this way, the beneficial effect for reaching energy conservation, reducing operating cost.In heat source side water
Heating pipeline 23 between pump 21 and evaporator 14 is equipped with heat source side solenoid valve 22.Dehumidifying water pump 31 and dehumidifying coil 30 it
Between dehumidifying pipeline 25 be equipped with ratio adjusting valve 32.According to the humidity requirement of drying chamber, pass through the dehumidifying proportion adjustment valve regulation
The flow of chilled water realizes the accurate control to drying chamber humidity, and then improves the quality of drying substance.
The first heat recovery coil 41 is additionally provided in each drying chamber as a further improvement of the utility model, and the second heat is returned
Closing quotation pipe 42, forms recirculated water by recuperation of heat water pump 43 between first heat recovery coil 41 and the second heat recovery coil 42
Circuit.Air in drying chamber cools down by the first heat recovery coil, then is further cooled down by dehumidifying coil 30, removes to realize
It is wet, then heat up through the second heat recovery coil 42, pass through recuperation of heat between the first heat recovery coil 41 and the second heat recovery coil 42
Water pump 43 recycles internal heat-exchanging water therebetween, to reduce the refrigeration duty and condenser coil 11 of dehumidifying coil 30
Thermic load makes system more stable and energy conservation.Air heat collector 50, the savings water tank 20 and sky are additionally provided in this system
Circulating water loop is formed by heat collector water pump 51 between gas heat collector 50.The air heat collector 50 is a kind of heat-exchanger rig, is changed
Cold water in heat pipe enters savings water tank after hot air as the water of higher temperature;When the heat of dehumidifying cannot expire
When the heat source demand of sufficient water wind-heat pump, heat is taken from air using air heat collector 50, to heat needed for supplementing water wind-heat pump
Amount, enables the system to operate normally.
Preferably, the lower section of the dehumidifying coil 30 is provided with condensate drain pan, the condensate drain pan is provided with row
The mouth of a river.Air in drying chamber is cooled to dew-point temperature hereinafter, making in air as cold source by the cold water in dehumidifying coil 30
Moisture becomes condensed water discharge, to achieve the purpose that dehumidifying, to realize the accurate control of humidity in drying chamber;Utilize dehumidifying coil
It is stored in savings water tank 20, that is, the heat in air by 30 heat exchange to absorb the energy of air high temperature gas
It measures the cold water being dehumidified in coil pipe and absorbs the water for becoming higher temperature, return in savings water tank, as water wind evaporator with heat pump
Heat source, improve the evaporating temperature of heat pump unit, realize energy-efficient purpose;The system is enclosed dehumidifying, no fresh air displacement
Because having saved the heat of fresh air heating, so that system is more energy saving, and drying course is not by the shadow of extraneous link temperature and humidity
It rings, improves the stability of drying system and the quality of drying article.
The course of work of the utility model illustrates: as depicted in figs. 1 and 2, wherein the arrow in Fig. 1 indicates water (flow) direction,
Arrow in Fig. 2 indicates the flow direction of refrigerant;
Stoving process: according to the requirement default settings temperature of stoving process, when temperature is 1 DEG C lower than set temperature in drying chamber
When, water wind-heat pump 10 is opened, the high-temperature high-pressure refrigerant after compressor 12 compresses enters condensate pans in drying chamber by its exhaust outlet
11 heat release of pipe, heats drying chamber, and the refrigerant after supercooling enters throttle valve 13, becomes the two-phase of low-temp low-pressure
Stream, enters back into evaporator 14 and flashes to gas, and the heat source in evaporator is the water saved in water tank, and water returns after being cooled down by refrigerant
To savings water tank 20, so that the water in savings water tank 20 cools off, the gas of evaporator outlet returns to 12 air entry of compressor
It is compressed again, the heating completed to drying chamber is recycled with this, when temperature is 1 DEG C higher than set temperature in drying chamber, close water wind
Heat pump 10;
Dehumidification process: the frost water that evaporator 14 generates enters savings water tank 20 and is uniformly mixed, when humidity is higher than in drying chamber
At 1 DEG C of the wet-bulb temperature of setting (wet-bulb temperature is set according to stoving process), dehumidifying axial flow blower 33 is opened, while opening and removing
Wet water pump 31 and ratio adjusting valve 32, so that the cold water in savings water tank 20 enters dehumidifying coil 20, the air in drying chamber is cold
But it is discharged to dew-point temperature hereinafter, the moisture in air is made to become condensed water, to achieve the purpose that dehumidifying, while absorbing heat
Water afterwards is back to savings water tank 20, i.e., the heat of cooling-dehumidifying air enters the heat that savings water tank is pumped as water wind-heat in drying chamber
Source.
It can satisfy the heat source demand of unit under dehumidifying heat overwhelming majority operating status in system operation, seldom
Under the operating status of part, the heat source needs that dehumidifying heat is unable to satisfy unit are asked, then need to utilize air heat collector 50 from air
In take heat, to supplement water wind-heat pump needed for heat, so that the system is operated normally.
It should be pointed out that for those of ordinary skill in the art, without departing from the concept of the premise utility,
Various modifications and improvements can be made, and these are all within the protection scope of the present invention.Therefore, the utility model patent
The scope of protection shall be subject to the appended claims.
Claims (8)
1. a kind of enclosed dehumidifying water wind-heat pumps more drying chamber drying systems, it is characterised in that: including savings water tank (20) and several
Drying chamber, each drying chamber are equipped with a water wind-heat pump (10), and the water wind-heat pump (10) includes the condenser coil in drying chamber
(11) compressor (12), throttle valve (13) and evaporator (14) and outside drying chamber are additionally provided with heated mandrel in each drying chamber
Flow fan (15), dehumidifying coil (30) and dehumidifying axial flow blower (33), the heating axial flow blower (15) is for driving air to pass through
Condenser coil (11) heating is crossed, the dehumidifying axial flow blower (33) is for driving air through dehumidifying coil dehumidifying, the savings
The cold water of water tank (20) side enters evaporator (14) by heat source side water pump (21) heated pipeline (23), and cold water is through pervaporation
Become chilled water after the further cooling of device (14), chilled water returns to savings water tank (20), the storage through the first recovery pipe (24)
The cold water of water storage box (20) other side is pumped into dehumidifying coil (30) by dehumidifying water pump (31) through dehumidifying pipeline (25), and cold water passes through
Savings water tank (20) are returned to by the second water return pipeline (26) after the dehumidifying coil (30) progress heat exchange.
2. enclosed dehumidifying water wind-heat according to claim 1 pumps more drying chamber drying systems, it is characterised in that: the water wind-heat
Pump (10) in compressor (12), condenser coil (11), throttle valve (13) and evaporator (14) pass through pipe for flowing of refrigerant road according to
Secondary connection is simultaneously formed into a loop, and the evaporator (14) is equipped with water outlet (141) and water inlet (142), is saved in water tank (20)
Cold water enters evaporator (14) by water inlet (142), and cold water becomes to return to savings water tank by water outlet (141) after chilled water
(20)。
3. enclosed dehumidifying water wind-heat according to claim 1 pumps more drying chamber drying systems, it is characterised in that: in heat source side water
The heating pipeline (23) pumped between (21) and evaporator (14) is equipped with heat source side solenoid valve (22).
4. enclosed dehumidifying water wind-heat according to claim 1 pumps more drying chamber drying systems, it is characterised in that: in dehumidifying water pump
(31) the dehumidifying pipeline (25) between dehumidifying coil (30) is equipped with ratio adjusting valve (32).
5. enclosed dehumidifying water wind-heat according to claim 1 pumps more drying chamber drying systems, it is characterised in that: in each drying chamber
It is additionally provided with the first heat recovery coil (41) and the second heat recovery coil (42), first heat recovery coil (41) and the second heat are returned
Circulating water loop is formed by recuperation of heat water pump (43) between closing quotation pipe (42).
6. enclosed dehumidifying water wind-heat according to claim 1 pumps more drying chamber drying systems, it is characterised in that: be additionally provided with air
Heat collector (50) forms recirculated water by heat collector water pump (51) between the savings water tank (20) and air heat collector (50) and returns
Road.
7. enclosed dehumidifying water wind-heat according to claim 1 pumps more drying chamber drying systems, it is characterised in that: the dehumidifying disk
It is provided with condensate drain pan below pipe (30), the condensate drain pan is provided with discharge outlet.
8. enclosed dehumidifying water wind-heat according to claim 1 pumps more drying chamber drying systems, it is characterised in that: the heat source side
Water pump (21) and dehumidifying water pump (31) are variable frequency pump.
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CN201821007990.1U CN208458378U (en) | 2018-06-28 | 2018-06-28 | Enclosed dehumidifying water wind-heat pumps more drying chamber drying systems |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108759329A (en) * | 2018-06-28 | 2018-11-06 | 江苏必领能源科技有限公司 | Enclosed dehumidifying water wind-heat pumps more drying chamber drying systems |
CN112254445A (en) * | 2020-10-26 | 2021-01-22 | 广东锐嘉烘干设备有限公司 | A kind of intelligent control dual heat source energy-saving drying cooking system and drying method |
-
2018
- 2018-06-28 CN CN201821007990.1U patent/CN208458378U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108759329A (en) * | 2018-06-28 | 2018-11-06 | 江苏必领能源科技有限公司 | Enclosed dehumidifying water wind-heat pumps more drying chamber drying systems |
CN112254445A (en) * | 2020-10-26 | 2021-01-22 | 广东锐嘉烘干设备有限公司 | A kind of intelligent control dual heat source energy-saving drying cooking system and drying method |
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