CN103090484A - Independent temperature and humidity control air conditioning system and application method thereof - Google Patents

Independent temperature and humidity control air conditioning system and application method thereof Download PDF

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CN103090484A
CN103090484A CN2013100261666A CN201310026166A CN103090484A CN 103090484 A CN103090484 A CN 103090484A CN 2013100261666 A CN2013100261666 A CN 2013100261666A CN 201310026166 A CN201310026166 A CN 201310026166A CN 103090484 A CN103090484 A CN 103090484A
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air
solution
processing unit
condenser
regeneration
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CN103090484B (en
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刘晓华
张涛
涂壤
江亿
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Tsinghua University
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Tsinghua University
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/52Heat 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

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Abstract

The invention relates to an independent temperature and humidity control air conditioning system and an application method of the air conditioning system. The independent temperature and humidity control air conditioning system comprises a multi-split air conditioner and a humidity processing unit. The multi-split air conditioner comprises a condenser, a plurality of throttle valves, a plurality of indoor evaporimeters and a compression engine. The humidity processing unit comprises a heat pump cycle module and a dehumidification regeneration module. A liquid or solid hygroscopic agent process device is adopted by the dehumidification regeneration module. Each heat pump cycle module comprises an evaporator, a compressor, a condenser and a throttle valve. Each dehumidification regeneration module comprises a dehumidification device arranged on the blowing-in path and a regeneration device arranged on a regeneration air path. The independent temperature and humidity control air conditioning system and the application method of the air conditioning system can be widely suitable for the regulatory demands of the independent temperature and humidity control air conditioning system over the humidity, can achieve the high-efficient operation of the air conditioning system better. The independent temperature and humidity control air conditioning system and the application method of the air conditioning system can be widely used for regulating the temperature and humidity indoors of different kinds of small-size public buildings and other sites.

Description

A kind of humiture independence control air conditioner system and using method thereof
Technical field
The present invention relates to a kind of air-conditioning system and using method thereof, particularly about humiture independence control air conditioner system and the using method thereof of a kind of multi-connected machine and hygroscopic agent dehumidifying combination.
Background technology
The regulation process of Indoor Thermal Environment comprises two aspects of regulation and control to Indoor Temperature, humidity.Conventional air-conditioning system utilizes single low-temperature receiver to realize simultaneously regulation and control to temperature, humidity usually; usually can bring energy to utilize the product bit-loss, and can can't realize the Effective Regulation of heat and moisture in the building environment because of the change with time that can't adapt to indoor sensible heat load, humidity load.Humiture independence control air conditioner system is as a kind of novel air conditioning system, it is to bear indoor humidity load by the air of sending into drying to regulate humidity with this, regulate indoor temperature by high temperature (16~18 ℃) refrigerant (cold water or cold-producing medium) etc., this mode can also can realize good energy-saving effect except realizing better the adjusting to indoor temperature and humidity.In the process of humidity handling, the hygroscopic agent processing method is compared with the dehumidification by condensation method, owing to having the advantage that does not need heat again, can utilize the aspects such as the multiple grade energy, is widely used in humiture independence control air conditioner system.
In recent years, the fast development due to crucial treatment facilities such as high temperature cold water units makes humiture independence control air conditioner system obtain better promotion and application in large public building.Meanwhile, at small-sized public buildings such as independent offices, devices such as corresponding high temperature low-temperature receiver, humidity treatment facility for want of at present, and limited further applying of this novel air conditioning system mode.
Multi-connected machine (VRF Air Conditioning System) as a kind of at the widely used air-conditioning equipment in the places such as small-sized public building, obtained in recent years development by leaps and bounds, the system form of off-premises station many indoor sets of connection (mainly being made of evaporimeter and choke valve etc.) also is consistent with the air-conditioning demand that a plurality of rooms regulate and control respectively.When multi-connected machine only is responsible for regulating indoor temperature, compares evaporating temperature with conventional multi-connected machine and have significantly raising, the high temperature modification multi-connected machine of research and development has also obtained initial development thus.For example Daikin (DAIKIN) has been developed by high sensible heat type multi-connected machine, utilizes high sensible heat type multi-connected machine to satisfy the indoor temperature regulatory demand; The manufacturers such as domestic Zhuhai Gree have also developed the high temperature multi-connected machine, and the unit evaporating temperature can satisfy the indoor temperature regulatory demand apparently higher than conventional multi-connected machine.This advantage based on multi-connected machine, utilize it to bear the adjustment task and build humiture independence control air conditioner system, to the efficiency level of whole air-conditioning system be promoted greatly, therefore become a kind of important trend of present development based on the humiture independence control air conditioner system of multi-connected machine.
Summary of the invention
For the problems referred to above, the purpose of this invention is to provide and a kind ofly be applicable to small-sized public building and have the multi-connected machine of higher energy efficiency level and humiture independence control air conditioner system and the using method thereof of hygroscopic agent dehumidifying combination.
For achieving the above object, the present invention takes following technical scheme: a kind of humiture independence control air conditioner system is characterized in that: it comprises a multi-connected machine and a humidity processing unit; Described multi-connected machine comprises one first condenser, some first throttle valves, some indoor evaporator and one first compressor, and each described indoor evaporator is arranged in different rooms; The cold-producing medium that flows out from described the first condenser is divided into some roads, each road all enters a wherein described indoor evaporator through a described first throttle valve, and the cold-producing medium that flows out from each described indoor evaporator converges by described the first compressor and returns described the first condenser; Described humidity processing unit comprises a heat pump cycle module and a dehumidifying regeneration module, and described dehumidifying regeneration module adopts liquid or solid hygroscopic agent treating apparatus; Each described heat pump cycle module comprises one second evaporimeter, one second compressor, one second condenser and one second choke valve, the cold-producing medium that flows out from described the second evaporimeter enters described the second condenser after described the second compressor compresses, the cold-producing medium that flows out from described the second condenser returns described the second evaporimeter through described the second choke valve; Each described dehumidifying regeneration module comprises a dehydrating unit and a regenerating unit, and described dehydrating unit arranges on the air-supply path, and described regenerating unit is arranged on the regeneration air path; In described humidity processing unit, the liquid desiccant in the second described dehydrating unit of evaporator cools of described heat pump cycle module or the air of processing through described dehydrating unit; Liquid desiccant or regeneration air in the second described regenerating unit of condenser heating of described heat pump cycle module.
Described multi-connected machine also comprises the precooling evaporator of some parallel connections, and each described precooling evaporator is successively set on the path of blowing; The cold-producing medium that flows out from described the first condenser is divided into some roads, each road all enters described precooling evaporator or a described indoor evaporator wherein through a described first throttle valve, and the cold-producing medium that flows out from described precooling evaporator and each described indoor evaporator converges by described the first compressor and returns described the first condenser.
Described humidity processing unit is set to two-stage in parallel.
When described dehumidifying regeneration module adopted the liquid desiccant treating apparatus, each described dehydrating unit was a solution moisture removing device, and each described regenerating unit is a solution regenerator, and two described solution moisture removing devices set gradually on the path of blowing; Two described solution regenerators are successively set on the regeneration air path; Each described dehumidifying regeneration module also comprises one solution-solution heat regenerator and two circulating pumps; In each described humidity processing unit, after a part of liquid desiccant that flows out from described solution moisture removing device flows into the second evaporimeter of described heat pump cycle module, get back to described solution moisture removing device to air dewetting through a circulating pump; In each described humidity processing unit, another part liquid desiccant that flows out from described solution regenerator flows into the second condenser of described heat pump cycle module through another circulating pump, got back to described solution regenerator after the heating of the cold-producing medium in described the second condenser; In each described humidity processing unit, all flow into described solution-solution heat regenerator from another part liquid desiccant of described solution moisture removing device and solution regenerator outflow, after described solution-solution heat regenerator carried out recuperation of heat to the liquid desiccant that flows into, liquid desiccant flowed into respectively in described solution regenerator and solution moisture removing device again.
When described dehumidifying regeneration module adopts solid moisture absorbent runner or solid adsorbent bed, each described dehydrating unit be positioned at air-supply on the path described runner or the dehumidifying district of adsorbent bed, each described regenerating unit is to be positioned at described runner on the air draft path or the renewing zone of adsorbent bed; The second evaporimeter of two described heat pump cycle modules is separately positioned on air-supply path after the described runner of every one-level or adsorbent bed dehumidifying district, the air that is used for the described rotary wheel dehumidifying of cooling process district, the second condenser of two described heat pump cycle modules is separately positioned on the described runner of every one-level or air draft path, regeneration of adsorbent beds district, is used for the thermal regeneration air.
A kind of using method of humiture independence control air conditioner system, it is operated under the refrigerated dehumidification pattern and comprises the following steps: 1) in described multi-connected machine, utilize each described indoor evaporator that the air in each room is lowered the temperature; 2) in described multi-connected machine, utilize each described precooling evaporator to carry out precooling to pending air; 3) in the described humidity processing unit of two-stage, the air after utilizing the described solution moisture removing device of two-stage be arranged in parallel to precooling dehumidifies; 4) in the heat pump cycle module of the described humidity processing unit of two-stage, utilize the cold-producing medium in two described the second evaporimeters that liquid desiccant is lowered the temperature; 5) in the described humidity processing unit of two-stage, the two described solution regenerators that regeneration air is flowed through successively and is arranged in parallel make the moisture evaporation of having adsorbed in two described solution regenerators, and regeneration air finally becomes air draft and drains.
A kind of using method of humiture independence control air conditioner system, it is operated under the warming and humidifying pattern and comprises the following steps: 1) in described multi-connected machine, make each described precooling evaporator and each described indoor evaporator be converted to condenser by switching cross valve; 2) at two described humidity processing units, by switching the cross valve in corresponding described heat pump cycle module and described dehumidifying regeneration module, make described the second evaporimeter and described the second condenser be converted to accordingly respectively condenser and evaporimeter, make described solution moisture removing device and described solution regenerator be converted to accordingly respectively solution regenerator and solution moisture removing device; 3) in described multi-connected machine, utilize each described indoor condenser that the air in each room is heated; 4) in described multi-connected machine, utilize each described pre-reheater condenser to treat the processing air and heat; 5) in the described humidity processing unit of two-stage, utilize the described solution regenerator of two-stage that is arranged in parallel to carry out humidification to the air after heating, finally become air-supply; 6) in the heat pump cycle module of the described humidity processing unit of two-stage, utilize the cold-producing medium in two described the second condensers that liquid desiccant is heated; 7) in the dehumidifying regeneration module of two described humidity processing units, utilize two described solution moisture removing devices to take away the cold of two described heat pump cycle module evaporimeters, air finally becomes air draft and drains.
A kind of using method of humiture independence control air conditioner system, it is operated in and is comprising the following steps under the refrigerated dehumidification pattern: 1) in described multi-connected machine, utilize each described indoor evaporator that the air in each room is lowered the temperature; 2) in described multi-connected machine, utilize each described precooling evaporator to carry out precooling to pending air; 3) in the runner of the described humidity processing unit of the first order, the air of the solid moisture absorbent that utilizes described dehumidifying district after to precooling dehumidifies; 4) in the described humidity processing unit of the first order, utilize the second evaporimeter in the heat pump cycle module to carry out cooling for the air that flows out the described rotary wheel dehumidifying of first order district; 5) in the runner of the described humidity processing unit in the second level, the solid moisture absorbent that utilizes dehumidifying to distinguish dehumidifies to cooled air; 6) in the described humidity processing unit in the second level, the second evaporimeter that utilizes the heat pump cycle module carries out coolingly at last for the air that flows out rotary wheel dehumidifying district, the second level, finally becomes air-supply; 7) in the described humidity processing unit of two-stage, utilize two the second condensers being arranged in parallel respectively the regeneration air of flowing through to be heated, satisfy the regeneration demand of the described rotary wheel regeneration of every one-level district solid moisture absorbent; Simultaneously, the air after the solid moisture absorbent in the described rotary wheel regeneration of two-stage district and heating carries out the wet exchange of heat, the regeneration of realization to solid moisture absorbent.
The present invention is owing to taking above technical scheme, it has the following advantages: 1, the present invention is due to the humidity processing unit that is provided with a multi-connected machine and an employing solid or liquid desiccant, multi-connected machine is the temperature in the control room independently, the humidity processing unit is the humidity in the control room independently, therefore the present invention combines multi-connected machine and solid or liquid desiccant treating apparatus effectively, and both are in conjunction with the common humiture independence control air conditioner system that is applicable in small-sized public building that builds.2, the present invention due to the part evaporimeter with multi-connected machine be arranged on the air-supply path arrival end as precooling evaporator, so that pending air is carried out precooling treatment, therefore the present invention has reduced the load of humidity processing unit in the air humidity processing procedure, reduce the not match penalties of dehumidification process, utilize as much as possible multi-connected machine to provide cold also to help to improve the efficiency level of whole air-conditioning system simultaneously.3, the present invention is due to the temperature that multi-connected machine is used in control room independently, and therefore, the evaporating temperature of multi-connected machine can be brought up to 15 ℃ of left and right from 5 ℃ of left and right of conventional unit, thereby the efficiency of visible system of the present invention has obtained improving significantly.4, the present invention is owing to arranging the classification of humidity processing unit, and therefore, system of the present invention has reduced the requirement of humidity processing unit to regeneration temperature.When 5, humidity processing unit of the present invention adopts solid moisture absorbent runner or adsorbent bed that pending air is dehumidified, it is provided with two-stage rotating wheel or adsorbent bed, and being provided with respectively the air of an evaporimeter after to rotary wheel dehumidifying behind two-stage rotating wheel or adsorbent bed dehumidifying district lowers the temperature, being provided with respectively a condenser behind two-stage rotating wheel or regeneration of adsorbent beds district heats regeneration air, therefore system of the present invention has reduced the demand of runner or regeneration of adsorbent beds temperature, has realized the hotter procedure for wet processing of runner of coupling.When 6, humidity processing unit of the present invention adopts liquid desiccant that pending air is dehumidified, it both can be operated under the refrigerated dehumidification pattern, again can be by switching the cross valve in multi-connected machine and humidity processing unit, evaporimeter and condenser are changed accordingly, liquid dehumidifier and liquid regenerator are changed accordingly, can also be operated under the pattern of warming and humidifying like this, thus the present invention have advantages of applied widely, function is large.The present invention can be widely used in the regulation and control of place to Indoor Temperature, humidity such as various small-sized public buildings.
Description of drawings
Fig. 1 is structural representation of the present invention
Fig. 2 is the structural representation that the present invention adopts heat insulation-type solution-air processor
Fig. 3 is the structural representation that the present invention adopts internally-cooled solution-air processor
Fig. 4 is the structural representation that the present invention adopts the solid moisture absorbent runner
Fig. 5 is the structural representation that the present invention adopts solid adsorbent bed
The specific embodiment
Below in conjunction with drawings and Examples, the present invention is described in detail.
As shown in Figure 1, system of the present invention comprises that one is used for the humidity processing unit 2 that the independent multi-connected machine 1 and of controlling indoor temperature is used for independently controlling indoor humidity.
Multi-connected machine 1 of the present invention comprises a condenser 11, some choke valves 12, a precooling evaporator 13, some indoor evaporator 14 and a compressor 15.Precooling evaporator 13 is arranged on the arrival end in air-supply path, and each indoor evaporator 14 is arranged in different rooms.The cold-producing medium that flows out from condenser 11 is divided into some roads, and each road all enters precooling evaporator 13 or an indoor evaporator 14 wherein through a choke valve 12; Enter compressor 15 after the cold-producing medium that flows out from precooling evaporator 13 and each indoor evaporator 14 converges, return condenser 11 after being compressed by compressor 15.
Humidity processing unit 2 of the present invention can adopt liquid or solid hygroscopic agent treating apparatus, and the below illustrates respectively.
Embodiment 1: humidity processing unit 2 adopts the liquid desiccant treating apparatus
As shown in Figure 2, humidity processing unit 2 of the present invention, it comprises the two-stage that the interval arranges.The humidity processing unit 2 of every one-level all comprises a heat pump cycle module 3 and a dehumidifying regeneration module 4, and each heat pump cycle module 3 is liquid desiccant in connected dehumidifying regeneration module 4, and cold and the heat of dehumidifying-regeneration cycle process demand is provided.
Each heat pump cycle module 3 all comprises an evaporimeter 31, a compressor 32, a condenser 33 and a choke valve 34.The cold-producing medium that flows out from evaporimeter 31 enters compressor 32, by entering condenser 33 after compressor 32 compressions, condenser 33 is interior liquid desiccant is heated after, the cold-producing medium that flows out from condenser 33 returns evaporimeter 31 through choke valve 34, carries out cooling to liquid desiccant evaporimeter 31 is interior.
Each dehumidifying regeneration module 4 all comprises a solution moisture removing device 41, a solution regenerator 42, one solution-solution heat regenerator 43 and two circulating pumps 44,45.Two solution moisture removing devices 41 are successively set on air-supply path after precooling evaporator 13; Two solution regenerators 42 are successively set on the regeneration air path.The a part of liquid desiccant that flows out from solution moisture removing device 41 flows into evaporimeter 31, after the cooling of the cold-producing medium in evaporimeter 31, gets back to 41 pairs of air dewettings of solution moisture removing device through circulating pump 44.The a part of liquid desiccant circulating pump 45 that flows out from solution regenerator 42 flows into condenser 33, gets back to solution regenerator 42 after the cold-producing medium heating in the device 33 that is condensed.All flow into solution-solution heat regenerator 43 from another part liquid desiccant of solution moisture removing device 41 and solution regenerator 42 outflows, after the liquid desiccant of solution-43 pairs of inflows of solution heat regenerator carried out recuperation of heat, liquid desiccant flowed into respectively in solution regenerator 42 and solution moisture removing device 41 again.
Using method when system of the present invention operates in refrigerated dehumidification comprises the following steps:
1) in multi-connected machine 1, utilize each indoor evaporator 14 that the air in each room is lowered the temperature;
2) in multi-connected machine 1, utilize 13 pairs of pending air of precooling evaporator to carry out precooling;
3) in two-stage humidity processing unit 2, the air after 41 pairs of precoolings of two-stage solution moisture removing device that utilization is arranged in parallel dehumidifies, and finally becomes air-supply, is fed to each room and bears the task of regulating indoor humidity;
4) in the heat pump cycle module 3 of two-stage humidity processing unit 2, utilize the cold-producing medium in two evaporimeters 31 that liquid desiccant is lowered the temperature;
5) in two-stage humidity processing unit 2, two solution regenerators 42 that regeneration air is flowed through successively and is arranged in parallel, make the moisture evaporation of having adsorbed in two-stage solution regenerator 42, thereby recover the dehumidifying effect of liquid desiccant, regeneration air finally becomes air draft and drains.
Using method when system of the present invention operates in the warming and humidifying pattern comprises the following steps:
1) in multi-connected machine 1, make precooling evaporator 13 and each indoor evaporator 14 be converted to condenser by the cross valve (not shown);
2) at humidity processing unit 2, by switching the cross valve in corresponding heat pump cycle module 3, make evaporimeter 31 and condenser 33 be converted to accordingly respectively condenser and evaporimeter, make solution moisture removing device 41 and solution regenerator 42 be converted to accordingly respectively solution regenerator and solution moisture removing device;
3) in multi-connected machine 1, utilize each indoor condenser 14 that the air in each room is heated;
4) in multi-connected machine 1, utilize 13 pairs of pending air of pre-reheater condenser to heat;
5) in two-stage humidity processing unit 2, the air after 41 pairs of heating of two-stage solution regenerator that utilization is arranged in parallel carries out humidification, finally becomes air-supply, is fed to each room and bears the task of regulating indoor humidity;
6) in the heat pump cycle module 3 of two-stage humidity processing unit 2, utilize the cold-producing medium in two condensers 31 that liquid desiccant is heated;
7) in the dehumidifying regeneration module 4 of humidity processing unit 2, utilize two solution moisture removing devices 42 to take away the cold of two evaporimeters 33, air finally becomes air draft and drains.
In above-described embodiment, solution moisture removing device 41 and solution regenerator 42 are heat insulation-type solution-air processor.As shown in Figure 3, solution moisture removing device 41 and solution regenerator 42 can also be internally-cooled solution-air processors, and the evaporimeter 31 and the solution moisture removing device 41 that are about in every one-level humidity processing unit 2 are made of one formula; Condenser 33 and solution regenerator 42 are made of one formula.
Embodiment 2: humidity processing unit 2 adopts solid moisture absorbent runner or adsorbent bed
As shown in Figure 4, humidity processing unit 2 also comprises the two-stage that the interval arranges.The humidity processing unit 2 of every one-level all comprises a heat pump cycle module 3 and a solid moisture absorbent runner 5.
Solid moisture absorbent runner 5 of the present invention is prior art, and every one-level runner 5 drives slow circumvolve by drive unit respectively, and it comprises that one is positioned at dehumidifying district 51 and on the air-supply path and is positioned at renewing zone 52 on the air draft path.At this moment, the evaporimeter 31 of two heat pump cycle modules 3 is successively set on air-supply path after every one-level runner 5 dehumidifying districts 51, the air that is used for the described rotary wheel dehumidifying of cooling process district, the condenser 33 of two heat pump cycle modules 3 is successively set on 52 air draft paths, every one-level runner 5 renewing zone, is used for the thermal regeneration air.
The humidity processing unit 2 of system of the present invention adopt the solid moisture absorbent runners with adopt the liquid dehumidifier treating apparatus different be, be generally operational under the refrigerated dehumidification pattern, the using method of system of the present invention comprises the following steps at this moment:
1) in multi-connected machine 1, utilize each indoor evaporator 14 that the air in each room is lowered the temperature;
2) in multi-connected machine 1, utilize 13 pairs of pending air of precooling evaporator to carry out precooling;
3) in the first order runner 5 of first order humidity processing unit 2, the air of the solid moisture absorbent that utilizes dehumidifying district 51 after to precooling dehumidifies;
4) in the heat pump cycle module 3 of first order humidity processing unit 2, utilize evaporimeter 31 to carry out cooling for the air that outflow first order runner 5 dehumidifies district 51;
5) in the first order runner 5 of second level humidity processing unit 2, utilize the solid moisture absorbent in the district 51 that dehumidifies that cooled air is dehumidified;
6) in the heat pump cycle module 3 of second level humidity processing unit 2, utilize evaporimeter 31 to carry out coolingly at last for the air that flows out second level runner 5 dehumidifying districts 51, finally become air-supply, be fed to each room and bear the task of regulating indoor humidity;
7) in two-stage humidity processing unit 2, utilize two condensers 32 that are arranged in parallel respectively the regeneration air of flowing through to be heated, satisfy the regeneration demand of renewing zone 52 solid moisture absorbents in every one-level runner 5; Simultaneously, the air after the solid moisture absorbent in two-stage rotating wheel 5 renewing zones 52 and heating carries out the wet exchange of heat, the regeneration of realization to solid moisture absorbent.
In above-described embodiment, runner 5 can also adopt solid adsorbent bed 6 to replace.As shown in Figure 5, solid adsorbent bed 6 is also prior art, every one-level solid adsorbent bed 6 comprises that one is positioned at the dehumidifying district 61 and of air-supply on the path and is positioned at renewing zone 62 on the air draft path, and drives to switch by drive unit the switching that solid moisture absorbent moisture absorption and regenerative process are realized in dehumidifying district 61 and renewing zone 62.
In above-described embodiment, regeneration air can be indoor exhaust wind, can also be outdoor new wind.
In above-described embodiment, the precooling evaporator 13 in multi-connected machine can also be set to a plurality of of parallel connection, is successively set on the path of blowing.
The various embodiments described above only are used for explanation the present invention, and wherein the structure of each parts, connected mode etc. all can change to some extent, and every equivalents of carrying out on the basis of technical solution of the present invention and improvement all should not got rid of outside protection scope of the present invention.

Claims (9)

1. humiture independence control air conditioner system, it is characterized in that: it comprises a multi-connected machine and a humidity processing unit;
Described multi-connected machine comprises one first condenser, some first throttle valves, some indoor evaporator and one first compressor, and each described indoor evaporator is arranged in different rooms; The cold-producing medium that flows out from described the first condenser is divided into some roads, each road all enters a wherein described indoor evaporator through a described first throttle valve, and the cold-producing medium that flows out from each described indoor evaporator converges by described the first compressor and returns described the first condenser;
Described humidity processing unit comprises a heat pump cycle module and a dehumidifying regeneration module, and described dehumidifying regeneration module adopts liquid or solid hygroscopic agent treating apparatus;
Each described heat pump cycle module comprises one second evaporimeter, one second compressor, one second condenser and one second choke valve, the cold-producing medium that flows out from described the second evaporimeter enters described the second condenser after described the second compressor compresses, the cold-producing medium that flows out from described the second condenser returns described the second evaporimeter through described the second choke valve;
Each described dehumidifying regeneration module comprises a dehydrating unit and a regenerating unit, and described dehydrating unit arranges on the air-supply path, and described regenerating unit is arranged on the regeneration air path; In described humidity processing unit, the liquid desiccant in the second described dehydrating unit of evaporator cools of described heat pump cycle module or the air of processing through described dehydrating unit; Liquid desiccant or regeneration air in the second described regenerating unit of condenser heating of described heat pump cycle module.
2. a kind of humiture independence control air conditioner system as claimed in claim 1, it is characterized in that: described multi-connected machine also comprises the precooling evaporator of some parallel connections, each described precooling evaporator is successively set on the air-supply path; The cold-producing medium that flows out from described the first condenser is divided into some roads, each road all enters described precooling evaporator or a described indoor evaporator wherein through a described first throttle valve, and the cold-producing medium that flows out from described precooling evaporator and each described indoor evaporator converges by described the first compressor and returns described the first condenser.
3. a kind of humiture independence control air conditioner system as claimed in claim 1 is characterized in that: described humidity processing unit is set to two-stage in parallel.
4. a kind of humiture independence control air conditioner system as claimed in claim 2 is characterized in that: described humidity processing unit is set to two-stage in parallel.
5. a kind of humiture independence control air conditioner system as claimed in claim 4, it is characterized in that: when described dehumidifying regeneration module adopts the liquid desiccant treating apparatus, each described dehydrating unit is a solution moisture removing device, each described regenerating unit is a solution regenerator, and two described solution moisture removing devices set gradually on the path of blowing; Two described solution regenerators are successively set on the regeneration air path; Each described dehumidifying regeneration module also comprises one solution-solution heat regenerator and two circulating pumps; In each described humidity processing unit, after a part of liquid desiccant that flows out from described solution moisture removing device flows into the second evaporimeter of described heat pump cycle module, get back to described solution moisture removing device to air dewetting through a circulating pump; In each described humidity processing unit, another part liquid desiccant that flows out from described solution regenerator flows into the second condenser of described heat pump cycle module through another circulating pump, got back to described solution regenerator after the heating of the cold-producing medium in described the second condenser; In each described humidity processing unit, all flow into described solution-solution heat regenerator from another part liquid desiccant of described solution moisture removing device and solution regenerator outflow, after described solution-solution heat regenerator carried out recuperation of heat to the liquid desiccant that flows into, liquid desiccant flowed into respectively in described solution regenerator and solution moisture removing device again.
6. a kind of humiture independence control air conditioner system as claimed in claim 4, it is characterized in that: when described dehumidifying regeneration module adopts solid moisture absorbent runner or solid adsorbent bed, each described dehydrating unit be positioned at air-supply on the path described runner or the dehumidifying district of adsorbent bed, each described regenerating unit is to be positioned at described runner on the air draft path or the renewing zone of adsorbent bed; The second evaporimeter of two described heat pump cycle modules is separately positioned on air-supply path after the described runner of every one-level or adsorbent bed dehumidifying district, the air that is used for the described rotary wheel dehumidifying of cooling process district, the second condenser of two described heat pump cycle modules is separately positioned on the described runner of every one-level or air draft path, regeneration of adsorbent beds district, is used for the thermal regeneration air.
7. the using method of a kind of humiture independence control air conditioner system as claimed in claim 5, it is operated under the refrigerated dehumidification pattern and comprises the following steps:
1) in described multi-connected machine, utilize each described indoor evaporator that the air in each room is lowered the temperature;
2) in described multi-connected machine, utilize each described precooling evaporator to carry out precooling to pending air;
3) in the described humidity processing unit of two-stage, the air after utilizing the described solution moisture removing device of two-stage be arranged in parallel to precooling dehumidifies;
4) in the heat pump cycle module of the described humidity processing unit of two-stage, utilize the cold-producing medium in two described the second evaporimeters that liquid desiccant is lowered the temperature;
5) in the described humidity processing unit of two-stage, the two described solution regenerators that regeneration air is flowed through successively and is arranged in parallel make the moisture evaporation of having adsorbed in two described solution regenerators, and regeneration air finally becomes air draft and drains.
8. the using method of a kind of humiture independence control air conditioner system as claimed in claim 5, it is operated under the warming and humidifying pattern and comprises the following steps:
1) in described multi-connected machine, make each described precooling evaporator and each described indoor evaporator be converted to condenser by switching cross valve;
2) at two described humidity processing units, by switching the cross valve in corresponding described heat pump cycle module and described dehumidifying regeneration module, make described the second evaporimeter and described the second condenser be converted to accordingly respectively condenser and evaporimeter, make described solution moisture removing device and described solution regenerator be converted to accordingly respectively solution regenerator and solution moisture removing device;
3) in described multi-connected machine, utilize each described indoor condenser that the air in each room is heated;
4) in described multi-connected machine, utilize each described pre-reheater condenser to treat the processing air and heat;
5) in the described humidity processing unit of two-stage, utilize the described solution regenerator of two-stage that is arranged in parallel to carry out humidification to the air after heating, finally become air-supply;
6) in the heat pump cycle module of the described humidity processing unit of two-stage, utilize the cold-producing medium in two described the second condensers that liquid desiccant is heated;
7) in the dehumidifying regeneration module of two described humidity processing units, utilize two described solution moisture removing devices to take away the cold of two described heat pump cycle module evaporimeters, air finally becomes air draft and drains.
9. the using method of a kind of humiture independence control air conditioner system as claimed in claim 6, it is operated under the refrigerated dehumidification pattern and comprises the following steps:
1) in described multi-connected machine, utilize each described indoor evaporator that the air in each room is lowered the temperature;
2) in described multi-connected machine, utilize each described precooling evaporator to carry out precooling to pending air;
3) in the runner of the described humidity processing unit of the first order, the air of the solid moisture absorbent that utilizes described dehumidifying district after to precooling dehumidifies;
4) in the described humidity processing unit of the first order, utilize the second evaporimeter in the heat pump cycle module to carry out cooling for the air that flows out the described rotary wheel dehumidifying of first order district;
5) in the runner of the described humidity processing unit in the second level, the solid moisture absorbent that utilizes dehumidifying to distinguish dehumidifies to cooled air;
6) in the described humidity processing unit in the second level, the second evaporimeter that utilizes the heat pump cycle module carries out coolingly at last for the air that flows out rotary wheel dehumidifying district, the second level, finally becomes air-supply;
7) in the described humidity processing unit of two-stage, utilize two the second condensers being arranged in parallel respectively the regeneration air of flowing through to be heated, satisfy the regeneration demand of the described rotary wheel regeneration of every one-level district solid moisture absorbent; Simultaneously, the air after the solid moisture absorbent in the described rotary wheel regeneration of two-stage district and heating carries out the wet exchange of heat, the regeneration of realization to solid moisture absorbent.
CN201310026166.6A 2013-01-18 2013-01-18 A kind of humiture independence control air conditioner system and using method thereof Active CN103090484B (en)

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CN113091160A (en) * 2021-04-08 2021-07-09 清华大学 Independent temperature and humidity cleanliness control air conditioning system

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