CN110375396A - A kind of large size depth dehumidification system and its working method - Google Patents
A kind of large size depth dehumidification system and its working method Download PDFInfo
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- CN110375396A CN110375396A CN201910746204.2A CN201910746204A CN110375396A CN 110375396 A CN110375396 A CN 110375396A CN 201910746204 A CN201910746204 A CN 201910746204A CN 110375396 A CN110375396 A CN 110375396A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F3/1411—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by absorbing or adsorbing water, e.g. using an hygroscopic desiccant
- F24F3/1417—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by absorbing or adsorbing water, e.g. using an hygroscopic desiccant with liquid hygroscopic desiccants
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F3/1411—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by absorbing or adsorbing water, e.g. using an hygroscopic desiccant
- F24F3/1423—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by absorbing or adsorbing water, e.g. using an hygroscopic desiccant with a moving bed of solid desiccants, e.g. a rotary wheel supporting solid desiccants
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F3/153—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification with subsequent heating, i.e. with the air, given the required humidity in the central station, passing a heating element to achieve the required temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F2003/1458—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification using regenerators
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/90—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation
Abstract
It dehumidifies field the present invention relates to depth, particularly relates to a kind of large-scale depth dehumidification system and its working method.Including solar energy air heat collector, Two-stage Heat Pump System, refrigeration system and second level dehumidification system for runner；Two-stage Heat Pump System includes room temperature heat pump cycle and high temperature heat pump circulation；Second level dehumidification system for runner includes air-treatment circulation and regeneration wind circulation, is connected between each equipment by pipeline.Regeneration wind a part of the second level runner of this system is heated by too thermal air heat collector, and it is heated using two-stage heat pump, the heating temperature for improving regeneration wind to greatest extent, compared to electric heating second level runner depth dehumidification system, energy saving of system significant effect.
Description
Technical field
It dehumidifies field the present invention relates to depth, particularly relates to a kind of large-scale depth dehumidification system and its working method.
Background technique
Depth dehumidifying is an important technology index.The dehumidifying technology of comparative maturity has cooled dehumidifying, liquid to inhale at present
The dehumidifying of receipts formula, solid adsorption type dehumidifying, membrane method dehumidifying and rotary wheel dehumidifying.Desiccant wheel is one and is loaded with the cellular of hygroscopic agent
Special papery runner, due to honeycomb aperture only 1.5mm, therefore 1m3Runner core moisture absorption area reach 3000m2.Air flows through bee
Nest shape duct is in boundary layer flow state, and wet exchange effect is good, so dehumidifying effect is stronger.Lithium battery workshop needs opposite
The very low environmental working condition of humidity is mainly handled with second level rotary dehumidifier at present, and regeneration air temperature needs are larger, and one
Grade second level rotary wheel regeneration air temperature is all at 100 DEG C or more, and conventional rotary wheel dehumidifying regeneration wind heating is generally electric heating, due to again
Raw wind heating temperature is very high, and which consumes the very big energy, operating cost is very high.Since single dehumidification system is unable to reach
Required effect on moisture extraction, so two kinds of dehumidification systems are combined, to reach required depth effect on moisture extraction.
Summary of the invention
The present invention be directed to the existing common requirements that are unable to reach of dehumidifying, and a kind of large-scale depth dehumidification system that provides and
Its working method can effectively solve the problems, such as that common dehumidification system dehumidifying efficiency is insufficient.
The technical scheme of the present invention is realized as follows:
A kind of large size depth dehumidification system, including solar energy air heat collector, Two-stage Heat Pump System, refrigeration system and second level runner
Dehumidification system；Two-stage Heat Pump System includes compressor I, air-cooled condenser I, expansion valve I, wind-cooled evaporator I, compressor II, wind
Cool condenser II, expansion valve II, wind-cooled evaporator II；Refrigeration system includes compressor III, air-cooled condenser III, liquid storage device, swollen
Swollen valve III, expansion valve IV, wind-cooled evaporator III, wind-cooled evaporator IV；Second level dehumidification system for runner include air-treatment circulation and
Wind circulation is regenerated, air-treatment circulation includes wind-cooled evaporator III, level-one rotary dehumidifier, wind-cooled evaporator IV, second level runner
Dehumidifier and electric heater I, regeneration wind circulation include solar energy air heat collector, air-cooled condenser I, air-cooled condenser II, electricity
Heater II, level-one rotary dehumidifier, electric heater III and second level rotary dehumidifier pass through pipeline between each equipment and connect.
In the Two-stage Heat Pump System, compressor I outlet be connected with air-cooled condenser I, the expanded valve I of air-cooled condenser I
Be connected with wind-cooled evaporator I, wind-cooled evaporator I is connected with compressor I, compressor II outlet be connected with air-cooled condenser II, wind
The expanded valve II of cool condenser II is connected with wind-cooled evaporator II, and wind-cooled evaporator II is connected with compressor II, wind-cooled evaporator
I, wind-cooled evaporator II and the setting of air-cooled condenser III and same plane, wherein wind-cooled evaporator II is set to wind-cooled evaporator I
Front side.
In the cooling cycle system, the outlet of compressor III is connected with air-cooled condenser III, and air-cooled condenser III goes out
Mouth connection liquid storage device, divides two-way after liquid storage device, enters wind-cooled evaporator III by expansion valve III all the way, another way is by expansion
Valve IV enter wind-cooled evaporator IV, wind-cooled evaporator III returned to after merging with the outlet of wind-cooled evaporator IV compressor III into
Mouthful.
The wind-cooled evaporator III, the dehumidifying section of level-one rotary dehumidifier, wind-cooled evaporator IV, second level rotary dehumidifier
The section that dehumidifies and electric heater I, it is adjacent to set gradually, and it is set to same level；Solar energy air heat collector, air-cooled condenser I,
Wind-cooled evaporator II, electric heater II, the regenerator section of level-one rotary dehumidifier, electric heater III and second level rotary dehumidifier are again
Raw section is adjacent sets gradually, and is set to same level.
Each equipment in the regeneration wind circulation, air-treatment circulation is connected by thermal insulation air channel, each thermal insulation air channel port
It is driven and is blown by blower.
The compressor I selects R134a or R22 room temperature heat pump fluid；Compressor II selects critical-temperature to be greater than 120 DEG C
High temperature heat pump working medium or carbon dioxide working medium.
The working method of the large-scale depth dehumidification system, step are as follows: sky of the air after solar energy air heat collector
Gas is divided into two-way, and the hot wind after heating all the way with air-cooled condenser III mixes, all the way for regenerating wind preheating；Air-treatment circulation
In, cooled down after fresh air and indoor return air mixing by wind-cooled evaporator III and assist dehumidifying, subsequently into level-one rotary dehumidifier
Dehumidifying section dehumidify, enter back into the cooling of wind-cooled evaporator IV, subsequently into second level rotary dehumidifier dehumidifying section carry out it is deep
Degree dehumidifying finally arrives corresponding temperature by the processing of electric heater I；When regenerating wind circulation, fresh air passes through solar air heat collection
Device is preheated, and sequentially enters air-cooled condenser I and wind cooling condenser II carries out multi-stage heat pump heating, into the processing of electric heater II
After to required temperature enter level-one rotary dehumidifier regenerator section, out after enter electric heater III be heated to treatment temperature, into
The regenerator section for entering second level rotary dehumidifier, is finally discharged into atmosphere；Air-cooled condenser III heat after and and solar energy air heat collector
The hot wind waste heat mixed after heating, hot wind first pass through the wind-cooled evaporator II of second level heat pump system, pass through level-one heat pump after cooling
Wind-cooled evaporator I in system.
Heretofore described heat pump system working principle is as follows:
Two-stage Heat Pump System working principle is as follows: double stage heat pump is made of two vapor-compression cycles, and the first order is room temperature heat
Pump circulation, the second level is high temperature heat pump circulation, and by the principle of Carnot cycle, air-cooled condenser III is heated in absorbent refrigeration system
It is pumped into regeneration air circulating system with mixing wind amount of heat after solar energy air heat collector preheating afterwards, wherein high-temperature level heat pump
Wind-cooled evaporator II in front side, guarantee that second level high temperature heat pump is able to maintain higher condensation temperature, improve again to greatest extent
The heating temperature of raw wind is heated using the principle of second level heat pump using heat pump step, the heating and operation that system can be made stable.
Cooling cycle system working principle is as follows: the compressed high temperature and high pressure gas of compressor III enters air-cooled condenser III
The liquid for becoming high temperature and pressure after condensation heat release, subsequently into liquid storage device, the refrigerant that liquid storage device comes out divides two-way, all the way through swollen
Swollen valve III enters wind-cooled evaporator III, absorbs the preliminary dehumidifying of heat auxiliary from processing wind；The expanded valve IV of another way into
Enter wind-cooled evaporator IV, absorbs the heat of the wind after level-one runner.
Dehumidification system for runner includes that air-treatment circulation and regeneration wind recycle, in the air-treatment circulation, fresh air and room
Cooled down after interior return air mixing by wind-cooled evaporator III and assist dehumidifying, carried out subsequently into the dehumidifying section of level-one rotary dehumidifier
Dehumidifying enters back into the cooling of wind-cooled evaporator IV, carries out depth dehumidifying subsequently into the dehumidifying section of second level rotary dehumidifier, most passes through afterwards
The processing of electric heater I is crossed to corresponding temperature.In the regeneration wind circulation, fresh air is carried out pre- by solar energy air heat collector
Heat, sequentially enters air-cooled condenser I and wind cooling condenser II carries out multi-stage heat pump heating, arrives required temperature into the processing of electric heater II
After degree enter level-one rotary dehumidifier regenerator section, out after enter electric heater III be heated to treatment temperature, into second level turn
The regenerator section for taking turns dehumidifier, is finally discharged into atmosphere.
The invention has the following advantages: regeneration wind a part of the second level runner of this system passes through too thermal air collection
Hot device is heated, heat source of the partial heat of waste-heat of refrigerating system and solar energy air heat collector as heat pump system evaporator
The heating temperature of heat pump can be effectively improved, and is heated using two-stage heat pump, improves regeneration wind to greatest extent
Heating temperature, compared to electric heating second level runner depth dehumidification system, energy saving of system significant effect.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of dehumidification system of the present invention.
In figure, 1 level-one rotary dehumidifier, 2 electric heaters II, 3 compressors II, 4 air-cooled condensers II, 5 be expansion valve II,
6 compressors I, 7 air-cooled condensers I, 8 expansion valves I, 9 solar energy air heat collectors, 10 air-cooled condensers III, 11 compressors III, 12
For liquid storage device, 13 wind-cooled evaporators II, 14 wind-cooled evaporators I, 15 expansion valves III, 16 expansion valves IV, 17 wind-cooled evaporators III, 18
Wind-cooled evaporator IV, 19 electric heaters II, 20 second level rotary dehumidifiers, 21, electric heater I.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical solution of the present invention is clearly and completely described, it is clear that institute
The embodiment of description is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention,
Those of ordinary skill in the art's every other embodiment obtained under that premise of not paying creative labor, belongs to this hair
The range of bright protection.
As shown in Figure 1, the embodiment of the invention provides a kind of large-scale depth dehumidification system, including solar air heat collection
Device, Two-stage Heat Pump System, refrigeration system and second level dehumidification system for runner；Two-stage Heat Pump System includes compressor I 6, air-cooled condensation
Device I 7, expansion valve I 8, wind-cooled evaporator I 14, compressor II 3, air-cooled condenser II 4, expansion valve II 5, wind-cooled evaporator II 13；
Refrigeration system includes compressor III 11, air-cooled condenser III 10, liquid storage device 12, expansion valve III 15, expansion valve IV 16, air-cooled evaporation
Device III 17, wind-cooled evaporator IV 18；Second level dehumidification system for runner includes air-treatment circulation and regeneration wind circulation, and air-treatment follows
Ring includes wind-cooled evaporator III 17, level-one rotary dehumidifier 1, wind-cooled evaporator IV 18, second level rotary dehumidifier 20 and electric heating
Device I 21, regeneration wind circulation include solar energy air heat collector 9, air-cooled condenser I 7, air-cooled condenser II 4, electric heater II 2,
Level-one rotary dehumidifier 1, electric heater III 19 and second level rotary dehumidifier 20 pass through pipeline between each equipment and connect.
Preferably, in the Two-stage Heat Pump System, compressor I 6 outlet be connected with air-cooled condenser I 7, air-cooled condenser I 7
Expanded valve I 8 is connected with wind-cooled evaporator I 14, and wind-cooled evaporator I 7 is connected with compressor I 6, compressor II 3 outlet with it is air-cooled
Condenser II 4 is connected, the expanded valve II 5 of air-cooled condenser II 4 is connected with wind-cooled evaporator II 13, wind-cooled evaporator II 13 and pressure
Contracting machine II 3 is connected, wind-cooled evaporator I 14, wind-cooled evaporator II 13 and the setting of air-cooled condenser III 10 and same plane, apoplexy
Cold evaporator II 13 is set to the front side of wind-cooled evaporator I 14.
Preferably, in the cooling cycle system, the outlet of compressor III 11 is connected with air-cooled condenser III 10, air-cooled cold
The outlet of condenser III 10 connects liquid storage device 12, and two-way is divided after liquid storage device 12, enters air-cooled evaporation by expansion valve III 15 all the way
Device III 17, another way enter wind-cooled evaporator IV 18, wind-cooled evaporator III 17 and wind-cooled evaporator IV 16 by expansion valve IV 16
Outlet merge after return to the import of compressor III 11.
Preferably, the wind-cooled evaporator III 17, the dehumidifying section of level-one rotary dehumidifier 1, wind-cooled evaporator IV 18, second level
The dehumidifying section and electric heater I 21 of rotary dehumidifier 20, it is adjacent to set gradually, and it is set to same level；Solar air collection
Hot device 9, air-cooled condenser I 7, air-cooled condenser II 4, electric heater II 2, the regenerator section of level-one rotary dehumidifier 1, electric heater
III 19 it is adjacent with the regenerator section of second level rotary dehumidifier 20 set gradually, and be set to same level.
Preferably, the regeneration wind recycles, each equipment in air-treatment circulation is connected by thermal insulation air channel, respectively keeps the temperature wind
Road port is driven by blower and is blown.
Preferably, the compressor I 6 selects R134a or R22 room temperature heat pump fluid；Compressor II 3 selects critical-temperature big
In 120 DEG C of high temperature heat pump working medium or carbon dioxide working medium.
Runner second level heat pump specific embodiment: compressor I 6, the compression II 3 of level-one second level heat pump system, driving are opened
Steam compression heat pump circulation.The heat exchanger interlaced arrangement of two-stage heat pump system, in order to obtain better working effect for second level
The air-cooled condenser II 4 of high temperature heat pump is arranged in after air-cooled condenser I 7, and the evaporator II 13 of its second level high temperature heat pump is
Higher temperature is obtained, is arranged in after the wind-cooled evaporator I 14 of level-one heat pump.
The specific embodiment of refrigeration system: the compressed high temperature and high pressure gas of compressor III 11 enters air-cooled condenser III
Become the liquid of high temperature and pressure after 10 condensation heat releases, subsequently into liquid storage device 12, the refrigerant that liquid storage device 12 comes out divides two-way one
Road enters wind-cooled evaporator III 17 after reducing pressure by regulating flow, and another way enters dual evaporation after the throttling cooling of expansion valve IV 16
Device-wind-cooled evaporator IV 18；The heat transfer of air-cooled condenser III 10 is to the portion heated after fresh air with solar energy air heat collector
Hot wind mixing is divided to be sent into heat pump circulating system.
Rotary wheel regeneration wind recycles specific embodiment: the process of rotary wheel regeneration wind processing is fresh air by solar air collection
After hot device 9 heats, into air-cooled condenser I 7, air-cooled condenser II 4 successively heat temperature raising, then pass through electrical auxiliary heater II
2 are heated to required regeneration temperature, into the regenerator section of level-one rotary dehumidifier 1, are heated to institute subsequently into electric heater III 19
Regeneration temperature is needed, into the regenerator section of second level rotary dehumidifier 20, is finally discharged into atmosphere.
The depth dehumidified air handles specific embodiment: fresh air is driven by blower, first passes through wind-cooled evaporator III
17 carry out cooling auxiliary dehumidifying, dehumidify subsequently into the dehumidifying section of level-one rotary dehumidifier 1, out after enter air-cooled evaporation
Device IV 18 carries out cooling processing to lower dry air, removes subsequently into the dehumidifying section progress depth of second level rotary dehumidifier 20
It is wet, corresponding temperature is arrived into the processing of electric heater I 21.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of large size depth dehumidification system, it is characterised in that: including solar energy air heat collector, Two-stage Heat Pump System, refrigeration
System and second level dehumidification system for runner；Two-stage Heat Pump System includes compressor I (6), air-cooled condenser I (7), expansion valve I (8),
Wind-cooled evaporator I (14), compressor II (3), air-cooled condenser II (4), expansion valve II (5), wind-cooled evaporator II (13)；Refrigeration
System includes compressor III (11), air-cooled condenser III (10), liquid storage device (12), expansion valve III (15), expansion valve IV (16), wind
Cold evaporator III (17), wind-cooled evaporator IV (18)；Second level dehumidification system for runner includes that air-treatment circulation and regeneration wind recycle,
Air-treatment circulation includes wind-cooled evaporator III (17), level-one rotary dehumidifier (1), wind-cooled evaporator IV (18), second level runner
Dehumidifier (20) and electric heater I (21), regeneration wind circulation includes solar energy air heat collector (9), air-cooled condenser I (7), wind
Cool condenser II (4), electric heater II (2), level-one rotary dehumidifier (1), electric heater III (19) and second level rotary dehumidifier
(20), it is connected between each equipment by pipeline.
2. large size depth dehumidification system according to claim 1, it is characterised in that: in the Two-stage Heat Pump System, compression
Machine I (6) outlet is connected with air-cooled condenser I (7), the expanded valve I (8) of air-cooled condenser I (7) and wind-cooled evaporator I (14) phase
Even, wind-cooled evaporator I (7) is connected with compressor I (6), and compressor II (3) outlet is connected with air-cooled condenser II (4), is air-cooled cold
The expanded valve II (5) of condenser II (4) is connected with wind-cooled evaporator II (13), wind-cooled evaporator II (13) and compressor II (3) phase
Even, wind-cooled evaporator I (14), wind-cooled evaporator II (13) and air-cooled condenser III (10) setting and same plane, wherein air-cooled
Evaporator II (13) is set to the front side of wind-cooled evaporator I (14).
3. large size depth dehumidification system according to claim 2, it is characterised in that: in the cooling cycle system, compression
The outlet of machine III (11) is connected with air-cooled condenser III (10), and the outlet of air-cooled condenser III (10) connects liquid storage device (12), warp
Liquid storage device divides two-way after (12), enters wind-cooled evaporator III (17) by expansion valve III (15) all the way, and another way passes through expansion valve
IV (16) enter wind-cooled evaporator IV (18), and wind-cooled evaporator III (17) returns to compression after merging with the outlet of expansion valve IV (16)
The import of machine III (11).
4. large size depth dehumidification system according to claim 3, it is characterised in that: the wind-cooled evaporator III (17), one
Dehumidifying section, wind-cooled evaporator IV (18), the dehumidifying section of second level rotary dehumidifier (20) and the electric heater of grade rotary dehumidifier (1)
I (21) are adjacent to be set gradually, and is set to same level；It is solar energy air heat collector (9), air-cooled condenser I (7), air-cooled cold
Condenser II (4), electric heater II (2), the regenerator section of level-one rotary dehumidifier (1), electric heater III (19) and second level runner remove
The regenerator section of wet device (20) is adjacent to be set gradually, and is set to same level.
5. large size depth dehumidification system according to claim 4, it is characterised in that: the regeneration wind circulation, air-treatment
Each equipment in circulation is connected by thermal insulation air channel, and each thermal insulation air channel port is driven by blower and blown.
6. large size depth dehumidification system according to claim 5, it is characterised in that: the compressor I (6) selects R134a
Or R22 room temperature heat pump fluid；The high temperature heat pump working medium or carbon dioxide work that compressor II (3) selects critical-temperature to be greater than 120 DEG C
Matter.
7. the working method of large size depth dehumidification system described in any one of claims 1-6, which is characterized in that step are as follows: empty
Air of the gas after solar energy air heat collector is divided into two-way, mixes all the way with the hot wind after air-cooled condenser III (10) heating,
All the way for regenerating wind preheating；In air-treatment circulation, dropped after fresh air and indoor return air mixing by wind-cooled evaporator III (17)
Mild auxiliary dehumidifying, dehumidifies subsequently into the dehumidifying section of level-one rotary dehumidifier (1), enters back into wind-cooled evaporator IV (18)
Cooling carries out depth dehumidifying subsequently into the dehumidifying section of second level rotary dehumidifier (20), finally handles by electric heater I (21)
To corresponding temperature；When regenerating wind circulation, fresh air is preheated by solar energy air heat collector (9), is sequentially entered air-cooled cold
Condenser I (7) and wind cooling condenser II (4) carry out multi-stage heat pump heating, enter after handling into electric heater II (2) to required temperature
The regenerator section of level-one rotary dehumidifier (1), out after enter electric heater III (19) be heated to treatment temperature, into second level runner
The regenerator section of dehumidifier (20), is finally discharged into atmosphere；Air-cooled condenser III (10) heating after and with solar energy air heat collector (9)
The hot wind waste heat mixed after heating, hot wind first pass through the wind-cooled evaporator II (13) of second level heat pump system, pass through level-one after cooling
Wind-cooled evaporator I (14) in heat pump system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN116379523A (en) * | 2023-04-03 | 2023-07-04 | 南京五洲制冷集团有限公司 | Runner dehumidification air conditioning unit of integrated high temperature heat pump regeneration |
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