CN207162794U - Recovery type heat double runner level Four dehumidifier/air-conditioning system with high temperature refrigerant cooling - Google Patents
Recovery type heat double runner level Four dehumidifier/air-conditioning system with high temperature refrigerant cooling Download PDFInfo
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- CN207162794U CN207162794U CN201721164464.1U CN201721164464U CN207162794U CN 207162794 U CN207162794 U CN 207162794U CN 201721164464 U CN201721164464 U CN 201721164464U CN 207162794 U CN207162794 U CN 207162794U
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- air
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- high temperature
- regeneration
- heat
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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]
- Y02B30/56—Heat recovery units
Abstract
The utility model discloses a kind of recovery type heat double runner level Four dehumidifier/air-conditioning system with high temperature refrigerant cooling, including high temperature refrigerant system, auxiliary cooling system, auxiliary electrical heater system, two desiccant wheels, heat-exchangers of the plate type and blower fan system, the cold coal measures system of high temperature is by five pre-cooling units in parallel, water circulating pump, five flow control valves and high temperature low-temperature receiver form closed cycle, five pre-cooling units are sequentially distributed to form processing air pipe line by processing air-flow direction, each pre-cooling unit is correspondingly provided with flow control valve respectively, each desiccant wheel all deciles divide four regions into, dehumidify area and renewing zone order distribution, vertical angles region is identical function area.The air-conditioning system mainly designs according to the operation characteristic of rotary dehumidifier, the advantages of combining other Hybrid Air Condition Using Desiccants, has the advantages that dehumidification rate is high, regeneration energy consumption is low, Temperature and Humidity Control precision is high and low grade heat energy fully uses.
Description
Technical field
It the utility model is related to a kind of Hybrid Air Condition Using Desiccant, and in particular to one kind utilizes high temperature refrigerant (low-grade heat
Can) come the recovery type heat double runner level Four dehumidifier/air-conditioning system that cools down.
Background technology
Hybrid Air Condition Using Desiccant had obtained continuous development and application in China in the last few years, its biggest advantage is that will
Wet process and heat treatment in air handling process are individually separately carried out, it is achieved thereby that the independent control of humiture.Due to warp
Although the air humidity after desiccant wheel processing meets that air-supply requires that temperature rise is big, therefore will in further heat treatment process
Lower refrigerant temperature is no longer needed, this also make it that low-grade high temperature refrigerant is applied well.
Existing Hybrid Air Condition Using Desiccant mainly takes condensation heat as regenerated heat in terms of regeneration energy consumption is reduced, or
Regenerative exhaust air waste heat does not have as regenerated heat and reclaims condensation heat and regenerative exhaust air waste heat as regenerated heat together；
Using in terms of low-grade high temperature refrigerant, classified utilization is not carried out to high temperature refrigerant, is mostly by the processing after desiccant wheel
Air is sent out after disposably cooling, and then low-grade high temperature refrigerant is not fully utilized；In desiccant wheel
In combination with the equipment such as surface cooler, form is mostly that no precooling, single-turn wheel and runner processing region only divide dehumidifying area and regeneration
Liang Ge areas of area, this has just fettered the raising of rotary dehumidifier wet-out property, while also reduces the comprehensive of system cool-down dehumidification
Energy.To sum up, current Hybrid Air Condition Using Desiccant mostly without precooling, regeneration energy consumption is high, rotary wheel dehumidifying efficiency is low and low-grade heat
The shortcomings of being underutilized.
Utility model content
In order to solve above-mentioned technical problem existing for prior art, it is cold that the purpose of this utility model is to provide a kind of band high temperature
The recovery type heat double runner level Four dehumidifier/air-conditioning system of matchmaker's cooling.The air-conditioning system is mainly according to the operation characteristic of rotary dehumidifier
To design, the advantages of combining other Hybrid Air Condition Using Desiccants, have that dehumidification rate is high, regeneration energy consumption is low, Temperature and Humidity Control
The advantages that precision height and low grade heat energy fully use.
The technical solution of the utility model is：A kind of recovery type heat double runner level Four dehumidification air conditioner with high temperature refrigerant cooling
System, it is characterized in that, the dehumidifier/air-conditioning system include high temperature refrigerant system, auxiliary cooling system, auxiliary electrical heater system, two
Desiccant wheel, heat-exchangers of the plate type and blower fan system,
The cold coal measures system of high temperature is by five pre-cooling units, water circulating pump, five flow control valves and high temperature low-temperature receiver group in parallel
Into five pre-cooling units are sequentially distributed to form processing air pipe line by processing air-flow direction, and each pre-cooling unit is right respectively
Flow control valve should be set, and five pre-cooling units, water circulating pump, five flow control valves and high temperature low-temperature receiver form closed cycle；
Auxiliary cooling system is made up of condenser, evaporator, compressor and choke valve, and evaporator is located at last precooling
At the air outlet slit of unit, condenser is sequentially connected with heat-exchangers of the plate type, four electrical auxiliary heaters, regeneration blower fan；
Auxiliary electrical heater system is made up of four electrical auxiliary heaters, and four electrical auxiliary heaters press regeneration air flowing side
Regeneration air pipeline is formed to being sequentially distributed；
Each desiccant wheel all deciles divide four regions into, are two dehumidifying areas and two renewing zones respectively, dehumidifying area and
Renewing zone order is distributed, and vertical angles region is identical function area；Processing air pipe line is passed through by the area that dehumidifies, regeneration air pipeline
Renewing zone；
Blower fan system is made up of pressure fan and regeneration blower fan, and pressure fan and regeneration blower fan are respectively to handle air and regenerate empty
The flowing of gas provides power.
If wherein setting the quantity of desiccant wheel as 2+N, the quantity of electrical auxiliary heater is 4+2N, pre-cooling unit
Quantity is 5+2N, and the quantity of flow control valve is 5+2N, and N is the quantity of the desiccant wheel newly increased.
System is divided into processing air flow by distinguished and admirable journey and regenerates distinguished and admirable journey.Handling air flow is：Air to be dehumidified is first
Through the first pre-cooling unit is dry cool after be sent into the first desiccant wheel dehumidifying area I, be sent into after it dries temperature rise second pre-
Cold unit precooling cooling, then it is sent into the second desiccant wheel dehumidifying area I, it is pre- that the 3rd pre-cooling unit is sent into after its dehumidification temperature rise
Cold cooling, then driven and be sent into the second desiccant wheel dehumidifying area III by pressure fan, the 4th precooling is sent into after it dries temperature rise
Unit precooling cools, and is then fed into the first desiccant wheel dehumidifying area III, (now humidity meets that air-supply will after drying temperature rise
Ask), the 5th pre-cooling unit precooling cooling is sent into, most cools to design wind pushing temperature transmitting system again through evaporator afterwards.Regenerate wind
Flow is：Heat-exchangers of the plate type and hotter regenerative exhaust air progress Exchange of apparent heat are sent into after regenerating the condensed device heating temperature rise of wind,
It is sent into after the first electrical auxiliary heater is heated to regeneration temperature and is sent into the renewing zone II of the first desiccant wheel after further temperature rise,
After renewing zone II is desorbed the recovery dehumidifying effect that dries, regeneration wind cooling, the heating temperature rise of the second electrical auxiliary heater is then sent into
To after regeneration temperature, it is sent into the second desiccant wheel renewing zone II, after renewing zone II is desorbed the recovery dehumidifying effect that dries, regeneration
Wind cools, and is then fed into after the 3rd electrical auxiliary heater is heated to regeneration temperature and is sent into the second desiccant wheel renewing zone IV, makes
The desorption of renewing zone IV dries after recovery dehumidifying effect, regeneration wind cooling, is then sent into the heating temperature rise of the 4th electrical auxiliary heater and arrives
It is sent into after regeneration temperature in the first desiccant wheel renewing zone IV, after renewing zone IV is desorbed the recovery dehumidifying effect that dries, by regenerating
Heat-exchangers of the plate type is sent into blower fan driving and the regeneration wind newly entered carries out Exchange of apparent heat, last discharge system.
For the utility model due to taking above technical scheme, it has advantages below：1st, because the air-conditioning system is to condensation
Heat and regenerative exhaust air waste heat are recycled and regenerated wind and multiple desorptions of desiccant wheel dried process in the lump, this it is avoided that
The energy waste that wind discharge system is regenerated after once desorption dries of traditional single-turn wheel single-stage dehumidification system, therefore the system has
There is the characteristics of regeneration energy consumption is low.2nd, because system uses double runner level Four dehumidification mode, can be set under the pattern more pre-
Cold unit carries out precooling cooling to processing air, therefore desiccant wheel wet-out property is more preferable, and low-grade high temperature low-temperature receiver, which utilizes, more to be filled
Point.3rd, the form for being evenly dividing and being sequentially distributed of desiccant wheel dry section and renewing zone makes between regeneration wind and renewing zone and located
The caloic exchange process that air is managed between the area that dehumidifies is more abundant.4th, the evaporator of auxiliary cooling system is only carried out to processing air
The temperature-fall period of dry cooling condition, therefore evaporating temperature can be improved suitably, therefore the efficiency of auxiliary cooling system is higher.5th, this practicality
It is new that there is the advantages of design and use are very flexible, facilitate.Humiture independence control air conditioner system pair can be widely used in
In the regulatory demand of humidity, the efficient energy-saving operation of air-conditioning system can be better achieved.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is air-treatment psychrometric chart of the present utility model.
Drawing reference numeral：The pre-cooling units of 1- first；The desiccant wheels of 2- first；The pre-cooling units of 3- second；The desiccant wheels of 4- second；
The pre-cooling units of 5- the 3rd；6- pressure fan；The pre-cooling units of 7- the 4th；The pre-cooling units of 8- the 5th；9- evaporators；10- condensers；11-
Heat-exchangers of the plate type；The electrical auxiliary heaters of 12- first；The electrical auxiliary heaters of 13- second；The electrical auxiliary heaters of 14- the 3rd；15-
4th electrical auxiliary heater；16- regenerates blower fan；17- compressors；18- choke valves；The flow control valves of 19- the 5th；20- is first-class
Adjustable valve；The flow control valves of 21- the 4th；22- second flow regulating valves；The flow control valves of 23- the 3rd；24- water circulating pumps；
25- high temperature low-temperature receivers.
Embodiment
The system according to rotary dehumidifier dehumidification rate is low in high temperature environments the characteristics of, processing air enter dehumidifying turn
Pre-cooling unit is provided with before wheel to reduce processing temperature of inlet air to improve the wet-out property of desiccant wheel；Turn according to through dehumidifying
After wheel dehumidifying, the temperature rise of processing air is big and the characteristics of not needing wet process, pre-cooling unit is used as by the use of low-grade high temperature refrigerant
Refrigerating medium come undertake desiccant wheel post processing air thermic load (Dry cool)；Turn to increase processing air with dehumidifying
The time of contact (time of contact is bigger, and caloic exchange process is more abundant) of wheel, the system are provided with double runner, each runner division
Four processing regions, level Four dehumidifying process is shared, and then also increase precooling number (to the processing air before entrance desiccant wheel
The number of cooling), so as to improve the wet-out property of desiccant wheel；Wanted to ensure that the processing last leaving air temp of air reaches
Ask, there is provided auxiliary cooling system；In order to ensure that regeneration temperature meets to require, set before air per treatment enters desiccant wheel
Put electrical auxiliary heater；According to the characteristics of desiccant wheel regenerative exhaust air temperature height and considerable kind of refrigeration cycle condensation heat, regeneration is arranged
Wind waste heat and condensation heat are recycled.
As shown in figure 1, the air-conditioning system is by high temperature refrigerant system, auxiliary cooling system, auxiliary electrical heater system, double dehumidifying
Runner, heat-exchangers of the plate type and blower fan system composition.The cold coal measures system of its high temperature is by five pre-cooling units, water circulating pump 24, five
Individual flow control valve and low-temperature receiver 25 form.Five pre-cooling units are the first pre-cooling unit 1, the respectively by processing air-flow direction
Two pre-cooling units 3, the 3rd pre-cooling unit 5, the 4th pre-cooling unit 7 and the 5th pre-cooling unit 8, five pre-cooling units respectively corresponding to
Five flow control valves are first flow regulating valve 20, second flow regulating valve 22, the 3rd flow control valve 23, the 4th flow tune
Save the flow control valve 19 of valve 21 and the 5th.
The high temperature refrigerant that high temperature low-temperature receiver 25 prepares is driven by water circulating pump 24, through each flow control valve corresponding to it is pre-
Cold unit precooling post processing air temperature modification enters the flow of pre-cooling unit, is carried out afterwards with the processing air from pre-cooling unit
High temperature low-temperature receiver 25 is returned again to after sensible heat transfer.
Auxiliary cooling system is made up of condenser 10, evaporator 9, compressor 17 and choke valve 18, and wherein evaporator 9 is to place
Reason air, which carries out last cooling, makes it meet the requirement of wind pushing temperature, and the condensation heat of condenser 10 is then as regenerated heat profit
With.
Auxiliary electrical heater system is by the first electrical auxiliary heater 12, the second electrical auxiliary heater 13, the 3rd auxiliary electrical heater
The electrical auxiliary heater 15 of device 14 and the 4th forms, and each electrical auxiliary heater adjusts itself according to the regeneration temperature of its outlet respectively
The size of power, to ensure that regeneration temperature meets to require.
Double desiccant wheels include the first desiccant wheel 2 and the second desiccant wheel 4, and each desiccant wheel all deciles divide four into
Region, dehumidify area and dry section order distribution, i.e., vertical angles region is identical function area；The board-like reclaiming air draft of heat exchange 11
Waste heat utilizes as regenerated heat；Blower fan system is made up of pressure fan 6 and regeneration blower fan 16, and pressure fan 6 and regeneration blower fan 16 are distinguished
Power is provided to handle the flowing of air and regeneration air.
As shown in figure 1, with reference to Fig. 2, idiographic flow is explained by air handling process psychrometric chart.Handling air flow is：Treat
Dehumidified air a first becomes the relatively low state point b of temperature after the first pre-cooling unit 1 is dry and cold but, is then sent into the first desiccant wheel 2
Dehumidifying area I in, after being adsorbed by drying, because the release of heat of adsorption becomes the higher state point c of temperature, it is pre- to be then fed into second
The cold precooling of unit 3 cooling becomes the relatively low state point d of temperature, is then fed into the dehumidifying area I of the second desiccant wheel 4, through absorption
After drying, because the release of heat of adsorption becomes the higher state point e of temperature, then it is sent into the precooling of the 3rd pre-cooling unit 5 cooling and becomes
The state point f relatively low into temperature, driven and be sent into the dehumidifying area III of the second desiccant wheel 4 by pressure fan, after being adsorbed by drying, by
Become the higher state point g of temperature in the release of heat of adsorption, be re-fed into after the precooling of the 4th pre-cooling unit 7 cooling that to become temperature relatively low
State point h, be then sent into the dehumidifying area III of the first desiccant wheel 2, after being adsorbed by drying, because the release of heat of adsorption becomes
The higher state point i of temperature, it is re-fed into the precooling of the 5th pre-cooling unit 8 cooling and becomes the relatively low state point j of temperature, most afterwards through evaporation
Device 9, which cools, becomes the state point k for meeting air-supply requirement.
As shown in figure 1, regenerating distinguished and admirable journey and being：Regenerate the condensed device 10 of wind heat be sent into after temperature rise heat-exchangers of the plate type 11 with
Hotter regenerative exhaust air carries out Exchange of apparent heat, and the first electrical auxiliary heater 12 is sent into after further temperature rise, is heated to regeneration temperature
It is sent into afterwards in the renewing zone II of the first desiccant wheel 2, after renewing zone II is desorbed the recovery dehumidifying effect that dries, it is relatively low becomes temperature
Regeneration wind, be then sent into the second electrical auxiliary heater 13 and heat temperature rise to after regeneration temperature, be sent into the second desiccant wheel 4 again
In raw area II, after renewing zone II is desorbed the recovery dehumidifying effect that dries, become the relatively low regeneration wind of temperature, it is auxiliary to be then fed into the 3rd
Electric heater 14 is helped, is sent into after being heated to regeneration temperature in the renewing zone IV of the second desiccant wheel 4, the desorption of renewing zone IV is dried
After recovering dehumidifying effect, become the relatively low regeneration wind of temperature, be then fed into the 4th electrical auxiliary heater 15, heating temperature rise to regeneration
It is sent into after temperature in the renewing zone IV of the first desiccant wheel 2, the desorption of renewing zone IV is dried and recover power of regeneration, finally by regenerating
Discharge system after the regeneration wind progress Exchange of apparent heat relatively low with temperature of heat-exchangers of the plate type 11 is sent into the driving of blower fan 16.
Claims (2)
1. a kind of recovery type heat double runner level Four dehumidifier/air-conditioning system with high temperature refrigerant cooling, it is characterized in that, the dehumidification air conditioner
System includes high temperature refrigerant system, auxiliary cooling system, auxiliary electrical heater system, two desiccant wheels, heat-exchangerss of the plate type
(11) and blower fan system,
The cold coal measures system of high temperature is by five pre-cooling units, water circulating pump (24), five flow control valves and high temperature low-temperature receiver in parallel
(25) form, five pre-cooling units are sequentially distributed to form processing air pipe line by processing air-flow direction, each pre-cooling unit
Flow control valve, five pre-cooling units, water circulating pump (24), five flow control valves and high temperature low-temperature receiver (25) are correspondingly provided with respectively
Form closed cycle；
Auxiliary cooling system is made up of condenser (10), evaporator (9), compressor (17) and choke valve (18), evaporator (9) position
At the air outlet slit of last pre-cooling unit, condenser (10) and heat-exchangers of the plate type (11), four electrical auxiliary heaters,
Regeneration blower fan (16) is sequentially connected；
Auxiliary electrical heater system is made up of four electrical auxiliary heaters, four electrical auxiliary heaters by regeneration air flowing direction according to
Secondary distribution forms regeneration air pipeline；
Each desiccant wheel all deciles divide four regions into, have two dehumidifying areas and dry section and dehumidifying area and dry section order are divided
Cloth, vertical angles region are identical function area；Processing air pipe line passes through renewing zone by the area that dehumidifies, regeneration air pipeline；
Blower fan system is made up of pressure fan (6) and regeneration blower fan (16), and pressure fan (6) and regeneration blower fan (16) are respectively to handle sky
The flowing of gas and regeneration air provides power.
2. the recovery type heat double runner level Four dehumidifier/air-conditioning system as claimed in claim 1 with high temperature refrigerant cooling, its feature
It is that the quantity of desiccant wheel is 2+N, the quantity of electrical auxiliary heater is 4+2N, and the quantity of pre-cooling unit is 5+2N, stream
The quantity of adjustable valve is 5+2N, and N is the quantity of the desiccant wheel newly increased.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721164464.1U CN207162794U (en) | 2017-09-12 | 2017-09-12 | Recovery type heat double runner level Four dehumidifier/air-conditioning system with high temperature refrigerant cooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721164464.1U CN207162794U (en) | 2017-09-12 | 2017-09-12 | Recovery type heat double runner level Four dehumidifier/air-conditioning system with high temperature refrigerant cooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207162794U true CN207162794U (en) | 2018-03-30 |
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ID=61721398
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721164464.1U Expired - Fee Related CN207162794U (en) | 2017-09-12 | 2017-09-12 | Recovery type heat double runner level Four dehumidifier/air-conditioning system with high temperature refrigerant cooling |
Country Status (1)
| Country | Link |
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| CN (1) | CN207162794U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109140610A (en) * | 2018-08-31 | 2019-01-04 | 西安科技大学 | A kind of the double runner dehumidifier/air-conditioning system and its air supply method of low temperature and low humidity driving |
| CN109539844A (en) * | 2018-11-30 | 2019-03-29 | 西安科技大学 | A kind of heat pipe runner combined type full heat recovery device and method |
| WO2020008799A1 (en) * | 2018-07-05 | 2020-01-09 | ダイキン工業株式会社 | Humidification unit |
| CN111674554A (en) * | 2020-06-23 | 2020-09-18 | 中国商用飞机有限责任公司 | Heat recovery type civil aircraft cabin air drying system |
-
2017
- 2017-09-12 CN CN201721164464.1U patent/CN207162794U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020008799A1 (en) * | 2018-07-05 | 2020-01-09 | ダイキン工業株式会社 | Humidification unit |
| CN109140610A (en) * | 2018-08-31 | 2019-01-04 | 西安科技大学 | A kind of the double runner dehumidifier/air-conditioning system and its air supply method of low temperature and low humidity driving |
| CN109140610B (en) * | 2018-08-31 | 2019-04-19 | 西安科技大学 | A kind of the double runner dehumidifier/air-conditioning system and its air supply method of low temperature and low humidity driving |
| CN109539844A (en) * | 2018-11-30 | 2019-03-29 | 西安科技大学 | A kind of heat pipe runner combined type full heat recovery device and method |
| CN111674554A (en) * | 2020-06-23 | 2020-09-18 | 中国商用飞机有限责任公司 | Heat recovery type civil aircraft cabin air drying system |
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