CN110375395A - Industrial combined type depth dehumidification system - Google Patents
Industrial combined type depth dehumidification system Download PDFInfo
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- CN110375395A CN110375395A CN201910745632.3A CN201910745632A CN110375395A CN 110375395 A CN110375395 A CN 110375395A CN 201910745632 A CN201910745632 A CN 201910745632A CN 110375395 A CN110375395 A CN 110375395A
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
Abstract
The present invention proposes industrial combined type depth dehumidification system, solves industrial combined type depth dehumidification system.Including Two-stage Heat Pump System, refrigeration system and second level dehumidification system for runner, second level dehumidification system for runner includes air-treatment circulation and regeneration wind circulation, air-treatment circulation includes wind-cooled evaporator III, level-one rotary dehumidifier, wind-cooled evaporator IV, second level rotary dehumidifier and electric heater I, regenerating wind circulation includes sensible heat exchanger, level-one heat pump condenser, second level high temperature heat pump air-cooled condenser, electric heater II, level-one rotary dehumidifier, electric heater III and second level rotary dehumidifier, is connected between each equipment by pipeline.Regeneration wind a part of the second level runner of the application carries out recuperation of heat by sensible heat heat exchanger, waste-heat of refrigerating system can effectively improve the heating temperature of heat pump as the heat source of heat pump system evaporator, and it is heated using two-stage heat pump, improves the heating temperature of regeneration wind to greatest extent.
Description
Technical field
The invention belongs to depth dehumidifying technology fields, particularly relate to industrial combined type depth dehumidification system.
Background technique
In industrial processes, depth dehumidifying is an important technology index.The dehumidifying technology of comparative maturity has at present
Cooled dehumidifying, liquid absorptive dehumidifying, solid adsorption type dehumidifying, membrane method dehumidifying and rotary wheel dehumidifying.Desiccant wheel is a load
There is the cellular special papery runner of hygroscopic agent, due to honeycomb aperture only 1.5mm, therefore 1m3Runner core moisture absorption area
Up to 3000m2.Air flows through honeycomb structure road and is in boundary layer flow state, and wet exchange effect is good, so dehumidifying effect is stronger.Lithium
The environmental working condition that battery production workshop needs relative humidity very low is mainly handled with second level rotary dehumidifier at present,
It is larger to regenerate air temperature needs, all at 100 DEG C or more, conventional rotary wheel dehumidifying regeneration wind adds level-one second level rotary wheel regeneration air temperature
Heat is generally electric heater, and since regeneration wind heating temperature is very high, 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
In order to solve the above technical problems, this application discloses a kind of industrial combined type depth dehumidification system, it can be effective
Solve the problems, such as that common dehumidification system dehumidifying efficiency is insufficient.
The technical scheme of the present invention is realized as follows:
Industrial combined type depth dehumidification system, including Two-stage Heat Pump System, refrigeration system and second level dehumidification system for runner, it is described
Two-stage Heat Pump System includes level-one heat pump compressor, level-one heat pump condenser, expansion valve I, level-one temperature evaporator with heat pump, second level height
Warm heat pump compressor, second level high temperature heat pump air-cooled condenser, expansion valve II and second level high temperature heat pump evaporator；Refrigeration system includes
Compressor III, air-cooled condenser III, liquid storage device, expansion valve III, expansion valve IV, wind-cooled evaporator III and wind-cooled evaporator IV；Two
Grade dehumidification system for runner includes air-treatment circulation and regeneration wind circulation, and air-treatment circulation includes wind-cooled evaporator III, level-one
Rotary dehumidifier, wind-cooled evaporator IV, second level rotary dehumidifier and electric heater I, regeneration wind circulation includes sensible heat exchanger, one
Grade heat pump condenser, second level high temperature heat pump air-cooled condenser, electric heater II, level-one rotary dehumidifier, electric heater III and two
Grade rotary dehumidifier passes through pipeline connection between each equipment.
In the Two-stage Heat Pump System, the outlet of level-one heat pump compressor is connected with level-one heat pump condenser, level-one heat pump is cold
The expanded valve I of condenser is connected with level-one temperature evaporator with heat pump, and level-one heat pump condenser is connected with level-one heat pump compressor, and second level is high
The outlet of warm heat pump compressor is connected with second level high temperature heat pump air-cooled condenser, the expanded valve II of second level high temperature heat pump air-cooled condenser
It is connected with second level high temperature heat pump evaporator, second level high temperature heat pump evaporator is connected with second level high temperature heat pump compressor, level-one warm
Evaporator, second level high temperature heat pump evaporator and the setting of air-cooled condenser III and same plane are pumped, wherein second level high temperature heat pump evaporates
Device is set to the front side of level-one temperature evaporator with heat pump.
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.
In the air-treatment circulation, wind-cooled evaporator III, level-one rotary dehumidifier, wind-cooled evaporator IV, second level runner
Dehumidifier and electric heater I, it is adjacent to set gradually, and it is set to same level.
In the regeneration wind circulation, sensible heat exchanger, level-one heat pump condenser, second level high temperature heat pump air-cooled condenser, electricity
Heater II, level-one rotary dehumidifier, electric heater III are adjacent with second level rotary dehumidifier to be set gradually, and is set to same level
Face.
The level-one heat pump compressor selects R134a or R22 room temperature heat pump fluid, and second level high temperature heat pump compressor selects choosing
It is greater than 120 DEG C of high temperature heat pump working medium or carbon dioxide working medium with critical-temperature.
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.
It is mixed after the double stage heat pump is heated with air-cooled condenser III in refrigeration system and with after sensible heat exchanger heat exchange
The hot wind waste heat of conjunction, hot wind first pass through the second level high temperature heat pump evaporator of second level heat pump system, are steamed after cooling by level-one heat pump
Send out device.
In the air-treatment circulation, fresh air is cooled down after mixing with indoor return air by wind-cooled evaporator III and auxiliary is removed
It is wet, dehumidify subsequently into rotary dehumidifier, enter back into wind-cooled evaporator IV cooling, subsequently into second level rotary dehumidifier into
The dehumidifying of row depth finally arrives corresponding temperature by the processing of electric heater I.
In regeneration wind circulation, fresh air is preheated by sensible heat exchanger, sequentially enter level-one heat pump condenser with
Level-one heat pump condenser carries out multi-stage heat pump heating, enters level-one rotary wheel dehumidifying after handling into electric heater II to required temperature
Device, out after enter electric heater III be heated to treatment temperature, into second level rotary dehumidifier, into sensible heat exchanger to fresh air
It is preheated, the hot wind after last and air-cooled condenser III heats mixes.
Working principle of the present invention is as follows:
Cooling cycle system: the compressed high temperature and high pressure gas of compressor III, which enters after air-cooled condenser III condenses heat release, becomes high
The liquid of warm high pressure, subsequently into liquid storage device, the refrigerant that liquid storage device comes out divides two-way, and expanded valve III enters air-cooled steaming all the way
Device III is sent out, the preliminary dehumidifying of heat auxiliary from processing wind is absorbed；The expanded valve IV of another way enters wind-cooled evaporator IV, inhales
Receive the heat of the wind after level-one runner.
Two-stage Heat Pump System: double stage heat pump is made of two vapor-compression cycles, and the first order is room temperature heat pump cycle, the
Second level is high temperature heat pump circulation, by the principle of Carnot cycle, after air-cooled condenser III heats in absorbent refrigeration system and sensible heat
Mixing wind amount of heat is pumped into regeneration air circulating system after heat exchanger preheating, wherein the air-cooled second level high temperature of high-temperature level heat pump
Evaporator with heat pump guarantees that second level high temperature heat pump is able to maintain higher condensation temperature in front side, improves regeneration wind to greatest extent
Heating temperature.It is heated using the principle of second level heat pump using heat pump step, the heating and operation that system can be made stable.
Dehumidification system for runner includes air-treatment circulation and regeneration wind circulation:
Air-treatment circulation in, fresh air mix with indoor return air after pass through wind-cooled evaporator III cool down and assist dehumidify, then into
Enter level-one rotary dehumidifier to dehumidify, enter back into the cooling of wind-cooled evaporator IV, is carried out subsequently into second level rotary dehumidifier deep
Degree dehumidifying finally arrives corresponding temperature by the processing of electric heater I.
It regenerates in wind circulation, fresh air is preheated by sensible heat exchanger, sequentially enters level-one heat pump condenser and level-one
Heat pump condenser carries out multi-stage heat pump heating, enters level-one rotary dehumidifier after handling into electric heater II to required temperature,
Enter electric heater III after out and be heated to treatment temperature, into second level rotary dehumidifier, into sensible heat exchanger to fresh air into
Row preheating, the hot wind after last and air-cooled condenser III heats mix.
The beneficial effects of the present invention are: regeneration wind a part of the second level runner of the application by sensible heat heat exchanger into
Row recuperation of heat, waste-heat of refrigerating system can effectively improve the heating temperature of heat pump as the heat source of heat pump system evaporator, and
And heated using two-stage heat pump, the heating temperature of regeneration wind is improved to greatest extent, compared to electric heater 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 the industrial combined type depth dehumidification system of the present invention.
In figure, 1 level-one rotary dehumidifier, 2 electric heaters II, 3 second level high temperature heat pump compressors, 4 second level high temperature heat pump wind
Cool condenser, 5 be expansion valve II, 6 level-one heat pump compressors, 7 level-one heat pump condensers, 8 expansion valves I, 9 sensible heat exchangers, 10
Air-cooled condenser III, 11 compressors III, 12 be liquid storage device, 13 second level high temperature heat pump evaporators, 14 level-one temperature evaporators with heat pump, 15
Expansion valve III, 16 expansion valves IV, 17 wind-cooled evaporators III, 18 wind-cooled evaporators IV, 19 electric heaters III, 20 second level rotary wheel dehumidifyings
Device, 21 electric heaters 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 industrial combined type depth dehumidification system, including double stage heat pump
System, refrigeration system and second level dehumidification system for runner.The Two-stage Heat Pump System includes level-one heat pump compressor 6, level-one heat pump
Condenser 7, expansion valve I 8, level-one temperature evaporator with heat pump 14, second level high temperature heat pump compressor 3, the air-cooled condensation of second level high temperature heat pump
Device 4, expansion valve II 5, second level high temperature heat pump evaporator 13；The refrigeration system include compressor III 11, air-cooled condenser III 10,
Liquid storage device 12, expansion valve III 15, expansion valve IV 16, wind-cooled evaporator III 17, wind-cooled evaporator IV 18；The second level rotary wheel dehumidifying
System includes air-treatment circulation and regeneration wind circulation, and air-treatment circulation includes wind-cooled evaporator III 17, level-one rotary wheel dehumidifying
Device 1, wind-cooled evaporator IV 18, second level rotary wheel dehumidifying section I 20 and electric heater I 21, regeneration wind circulation include sensible heat exchanger 9,
Level-one heat pump condenser 7, second level high temperature heat pump air-cooled condenser 4, electric heater II 2, level-one rotary wheel regeneration section II 1, electric heating
Device III 19 and second level rotary wheel regeneration section II 20 pass through pipeline between each equipment and connect.
Working principle of the present invention is as follows:
Runner second level heat pump specific embodiment: level-one second level heat pump system level-one heat pump compressor 6, second level high temperature heat pump are opened
Compressor 3, driving steam compression heat pump circulation.The heat exchanger interlaced arrangement of two-stage heat pump system, in order to obtain better work
Make after the second level high temperature heat pump air-cooled condenser 4 of second level high temperature heat pump is arranged in level-one heat pump condenser 7 by effect, and secondly
The higher temperature in order to obtain of grade high temperature heat pump evaporator 13, be arranged in level-one heat pump level-one temperature evaporator with heat pump 14 it
Afterwards.Regeneration wind a part of the second level runner of the application carries out recuperation of heat, waste-heat of refrigerating system conduct by sensible heat heat exchanger
The heat source of heat pump system evaporator can effectively improve the heating temperature of heat pump, and be heated using two-stage heat pump, most
The heating temperature of the raising regeneration wind of limits, compared to electric heater second level runner depth dehumidification system, energy saving of system effect
Significantly.
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.Another way enters dual evaporation after the throttling cooling of expansion valve IV 16
Device.The heat transfer of air-cooled condenser III 10 mixes feeding heat pump to the exhaust gas come out after fresh air with level-one rotary dehumidifier 1 and follows
Loop system.
Rotary wheel regeneration wind recycles specific embodiment: the process of rotary wheel regeneration wind processing be fresh air with from level-one rotary wheel dehumidifying
The hot wind that device 1 comes out is after the heat exchange of sensible heat exchanger 9, into level-one heat pump condenser 7, second level high temperature heat pump air-cooled condenser
Then 4 successively heat temperature raisings are heated to required regeneration temperature by electrical auxiliary heater II 2, into level-one rotary dehumidifier 1,
Be heated to required regeneration temperature subsequently into electric heater III 19, into second level rotary dehumidifier 20, out after changed into sensible heat
Hot device changes 9 heat exchange and then mixes the second level for being sent into Two-stage Heat Pump System with the fresh air of the air-cooled condenser III 10 by refrigeration system
In high temperature heat pump evaporator 13 and level-one temperature evaporator with heat pump 14, it is finally discharged into atmosphere.
Depth dehumidified air handle specific embodiment: fresh air by blower driving, first pass through wind-cooled evaporator III 17 into
Row cooling auxiliary dehumidifying, dehumidify subsequently into level-one rotary dehumidifier 1, out after enter secondary evaporimeter IV 18 dropped
Lower dry air is arrived in temperature processing, depth dehumidifying is carried out subsequently into second level rotary dehumidifier 20, at electric heater I 21
Manage corresponding temperature.
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. industrial combined type depth dehumidification system, it is characterised in that: including Two-stage Heat Pump System, refrigeration system and second level runner
Dehumidification system, the Two-stage Heat Pump System include level-one heat pump compressor (6), level-one heat pump condenser (7), expansion valve I (8),
Level-one temperature evaporator with heat pump (14), second level high temperature heat pump compressor (3), second level high temperature heat pump air-cooled condenser (4), expansion valve II
(5) and second level high temperature heat pump evaporator (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-cooled evaporator III (17) and wind-cooled evaporator IV (18)；Second level runner removes
Wet system includes air-treatment circulation and regeneration wind circulation, and air-treatment circulation includes wind-cooled evaporator III (17), level-one runner
Dehumidifier (1), wind-cooled evaporator IV (18), second level rotary dehumidifier (20) and electric heater I (21), regeneration wind circulation includes aobvious
Heat exchanger (9), level-one heat pump condenser (7), second level high temperature heat pump air-cooled condenser (4), electric heater II (2), level-one turn
Dehumidifier (1), electric heater III (19) and second level rotary dehumidifier (20) are taken turns, is connected between each equipment by pipeline.
2. industrial combined type depth dehumidification system according to claim 1, it is characterised in that: the Two-stage Heat Pump System
In, level-one heat pump compressor (6) outlet be connected with level-one heat pump condenser (7), the expanded valve I (8) of level-one heat pump condenser (7)
It is connected with level-one temperature evaporator with heat pump (14), level-one heat pump condenser (7) is connected with level-one heat pump compressor (6), second level high temperature
Heat pump compressor (3) outlet is connected with second level high temperature heat pump air-cooled condenser (4), second level high temperature heat pump air-cooled condenser (4) passes through
Expansion valve II (5) is connected with second level high temperature heat pump evaporator (13), second level high temperature heat pump evaporator (13) and second level high temperature heat pump
Compressor (3) is connected, and level-one temperature evaporator with heat pump (14), second level high temperature heat pump evaporator (13) and air-cooled condenser III (10) are set
It sets and same plane, wherein second level high temperature heat pump evaporator (13) is set to the front side of level-one temperature evaporator with heat pump (14).
3. industrial combined type depth dehumidification system according to claim 1, it is characterised in that: the cooling cycle system
In, the outlet of compressor III (11) is connected with air-cooled condenser III (10), and the outlet of air-cooled condenser III (10) connects liquid storage device
(12), divide two-way after liquid storage device (12), enter wind-cooled evaporator III (17) by expansion valve III (15) all the way, another way is passed through
Expansion valve IV (16) enters wind-cooled evaporator IV (18), and wind-cooled evaporator III (17) merges with the outlet of wind-cooled evaporator IV (18)
The import of compressor III (11) is returned to afterwards.
4. industrial combined type depth dehumidification system according to claim 1, it is characterised in that: the air-treatment circulation
In, wind-cooled evaporator III (17), level-one rotary dehumidifier (1), wind-cooled evaporator IV (18), second level rotary wheel dehumidifying section I (20) and
Electric heater I (21), it is adjacent to set gradually, and it is set to same level.
5. industrial combined type depth dehumidification system according to claim 1, it is characterised in that: the regeneration wind circulation
In, sensible heat exchanger (9), level-one heat pump condenser (7), second level high temperature heat pump air-cooled condenser (4), electric heater II (2), one
Grade rotary dehumidifier (1), electric heater III (19) and second level rotary dehumidifier (20) is adjacent sets gradually, and set on same level
Face.
6. industrial combined type depth dehumidification system according to claim 1, it is characterised in that: the level-one heat pump compression
Machine (6) selects R134a or R22 room temperature heat pump fluid, and second level high temperature heat pump compressor (3) selects critical-temperature to be greater than 120
DEG C high temperature heat pump working medium or carbon dioxide working medium.
7. industrial combined type depth dehumidification system according to claim 1-6, it is characterised in that: the regeneration
Each equipment in wind circulation, air-treatment circulation is connected by thermal insulation air channel, and each thermal insulation air channel port is driven by blower and blown.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910745632.3A CN110375395A (en) | 2019-08-13 | 2019-08-13 | Industrial combined type depth dehumidification system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910745632.3A CN110375395A (en) | 2019-08-13 | 2019-08-13 | Industrial combined type depth dehumidification system |
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| CN110375395A true CN110375395A (en) | 2019-10-25 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114623523A (en) * | 2022-02-14 | 2022-06-14 | 天津华创瑞风空调设备有限公司 | Composite dehumidifier |
| CN114719459A (en) * | 2022-03-08 | 2022-07-08 | 东南大学 | Deep dehumidification system driven by cascade heat pump and application |
| CN117249503A (en) * | 2023-10-10 | 2023-12-19 | 南京御风环境技术有限公司 | Energy-saving dehumidifier with multi-stage heating of regenerated wind |
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