CN108758795A - A kind of superhigh precision constant temperature and humidity air-conditioning system and control method - Google Patents
A kind of superhigh precision constant temperature and humidity air-conditioning system and control method Download PDFInfo
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- CN108758795A CN108758795A CN201810319007.8A CN201810319007A CN108758795A CN 108758795 A CN108758795 A CN 108758795A CN 201810319007 A CN201810319007 A CN 201810319007A CN 108758795 A CN108758795 A CN 108758795A
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- defrost
- water
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Classifications
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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
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
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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
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- 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
- F24F13/24—Means for preventing or suppressing noise
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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
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/247—Active noise-suppression
Abstract
The invention discloses a kind of superhigh precision constant temperature and humidity air-conditioning system and control method, including indoor unit and outdoor unit module, the indoor unit includes cabinet, the mixing chamber, filter chamber, humidifying chamber, temperature adjustment heating room and the wind outlet section that are formed in cabinet；The humidifying chamber is located between filter chamber and temperature adjustment heating room；The outdoor unit module includes outdoor unit, the thermostatted water humidifying unit with the matched defrost unit of outdoor unit and for carrying out wet operations to humidifying chamber.The water of the constant temperature provided by outdoor unit in the present invention is come to room air progress humidity regulation, and hot and humid area is carried out in humidifier section to control the outlet air absolute humidity of unit, unit ensures the humidity precision of air-conditioner set by controlling the absolute moisture content of unit outlet air；Secondly, the leaving air temp of indoor unit heats room by temperature adjustment and is separately controlled, to realize the independent control of leaving air temp and humidity so that the control of outlet air humiture is more accurate.
Description
Technical field
The invention belongs to air-conditioning technical fields, more particularly, to a kind of superhigh precision constant temperature and humidity air-conditioning system and controlling party
Method.
Background technology
The contradiction between energy resource supply becomes increasingly conspicuous with the development of economy, and energy problem, which is just becoming, restricts China's completion work
Industry, the bottleneck in Urbanization Progress stage and national economy high speed development, energy-saving and emission-reduction have become realize economic security of the country and
The fundamental state policy of sustainable development.
It is energy saving with it is environmentally friendly be mankind's two large problems urgently to be resolved hurrily.August in 2002 26 days is to September 4 days in the John of South Africa
Regensburg has held sustainable development world summit.International Institute or Refrigeration delivers in the secondary meeting《Refrigeration industry is for sustainable
Develop and slow down the promise of Atmosphere changes》, the main challenge of refrigeration industry is illustrated within this document comes from global warming.It causes
Refrigeration industry influences the discharge that the reason of global warming 80% is carbon dioxide.These indirect discharge units are filled by refrigeration
Caused by setting the production of energy needed for operation.The electric energy that refrigeration equipment is consumed accounts for about 40% or so of the consumed electric energy of computer room, this
Show that the influence discharged indirectly is very serious, the operational efficiency for improving these equipment is the task of top priority of air-conditioning practitioner.
Due to economic rapid development, the upgrading of national industry is more and more with the development that country manufactures and innovates
Experiment and technique need higher and higher humiture environmental requirement, have for superhigh precision thermostatic and humidistatic air conditioning unit group more next
More market, superhigh precision thermostatic and humidistatic air conditioning unit group be applied to special process requirement, laboratory, etc. need air conditioner surroundings to have
The air-conditioning place of high-precision requirement.
However only compression refrigeration mode when the operation of existing thermostatic and humidistatic air conditioning unit group, temperature that is not energy-efficient, while controlling
The precision of humidity is low, it is difficult to realize being precisely controlled to the humiture of air-conditioning.
Invention content
The present invention for overcome the deficiencies in the prior art, provides a kind of Temperature and Humidity Control accurately superhigh precision constant temperature and humidity
Air-conditioning system and control method.
To achieve the goals above, the present invention uses following technical scheme：A kind of superhigh precision constant temperature and humidity air-conditioning system,
Including indoor unit and outdoor unit module, the indoor unit includes cabinet, the mixing chamber, filter chamber, the humidification that are formed in cabinet
Room, temperature adjustment heating room and wind outlet section；The humidifying chamber is located between filter chamber and temperature adjustment heating room；The outdoor unit module packet
Include outdoor unit, the thermostatted water with the matched defrost unit of outdoor unit and for carrying out wet operations to humidifying chamber adds
Wet unit；The outdoor unit includes heat exchange mechanisms, the first compression mechanism and the second compression mechanism；The defrost unit,
It is responsible for by first fluid between one compression mechanism and the second compression mechanism and is connected to form defrost circuit with second fluid supervisor.This
Humidity regulation is carried out to room air by the water of the constant temperature of outdoor unit offer in invention, and carries out the wet friendship of heat in humidifier section
The outlet air absolute humidity of control unit is brought, unit ensures the wet of air-conditioner set by controlling the absolute moisture content of unit outlet air
Spend precision；Secondly, the leaving air temp of indoor unit heats room by temperature adjustment and is separately controlled, to realize leaving air temp and wet
Regulation and control are individually adjusted in the independent control of degree so that the control of outlet air humiture is more accurate, realizes and accurately controls；
In normal course of operation, there will be one or more groups of compression mechanisms as stand-by compressor structure, when the compression mechanism moved needs
When defrost being wanted to handle, spare compression mechanism can be enabled to substitute the compression mechanism just in defrost, or reduce the compression of defrost
The fan-out capability of mechanism improves the fan-out capability of stand-by compressor structure；So that the heating capacity of entire air-conditioning system is not in
Decaying, does not interfere with the working efficiency of air-conditioning.
Further, it is responsible for by the first heat exchange between the heat exchange mechanisms, the first compression mechanism and the second compression mechanism
It is connected to form heat-exchanging loop with the second heat exchange supervisor.
Preferably, the defrost unit includes defrost heat exchanger, refrigerant flow ipe, refrigerant outflow pipeline, shunting
Device and throttling set；The refrigerant flow ipe is connected with the import of defrost heat exchanger, and refrigerant outflow pipeline is changed with defrost
The outlet of hot device is connected；The throttling set is set on the refrigerant flow ipe, and the part flow arrangement is set to the refrigerant
It flows out on pipeline；By throttling set to needing the high-temperature high-pressure refrigerant for entering to defrost module to save after condenser
Stream process, the refrigerant flow for avoiding enter into defrost module is excessive, ensures that refrigerant can become the gas of low-temp low-pressure completely,
It returns to compressor, avoids the occurrence of the gas for being back to compressor not enough and so that the feelings that compressor can not work normally
Condition.
Further, first compression mechanism includes compressor, air-cooled condenser, subcooler and gas-liquid separator；Institute
It states and is equipped with oil eliminator between compressor and air-cooled condenser, which is connected by oil returning tube with the compressor；
Heating flow controller is equipped between the air-cooled condenser and subcooler；By heating the setting of flow controller, subcooler is improved to cold
The liquid gasification of supercooling when ensureing that the later stage passes through defrost module, preferably can be become low-temp low-pressure by the but supercooling effect of agent
Gas, conversion ratio is high, and conversion speed is fast, and work efficiency is high；Secondly, pass through the setting of oil returning tube so that system can adopt
With cooling and warming double back oil pattern, ability output caused by especially reducing pattern of the previous heating oil return using refrigeration oil return is prominent
Humiture caused by change fluctuates, and reduces energy consumption.
Preferably, the compressor by exchange heat out flow point pipe with it is described first heat exchange supervisor be connected, by exchange heat into
Flow point pipe is connected with the second heat exchange supervisor.
Further, the thermostatted water humidifying unit includes the water inlet line and outlet pipe being connected with the heat exchange mechanisms
Road, set on humidify it is indoor humidification pipeline, set on humidification pipeline on spraying generation part and the absorbent member in humidifier；
It is preferable to the humidifying effect of outlet air and more accurate for the control of humidity by spray generator by liquid transition to spray；
Absorbent member can absorb a certain amount of water so that wind of the humidifying chamber when entering the wind outlet air can be contacted with absorbent member, be realized
Good contact avoids the humidification occurred under spraying state not exclusively or humidification controls not accurate enough situation；Secondly as inhaling
The presence of water part, can effectively avoid the case where dripping in humidifying chamber, and air-conditioning is avoided to generate noise in use.
Or it is preferred, the absorbent member is set as two, is separately positioned on the inlet and outlet of the humidifying chamber；It is described
Spraying generation part is set as two groups, and two groups are respectively arranged on the left and right sides of humidification pipeline；Every group of spraying generation part wraps
Include the multiple fog-spray nozzles being spaced apart along the humidification pipe lengths；It is set as two groups so that gas is in air inlet outlet air
It can be contacted in the process with absorbent member, effectively improve humidification efficiency.
Further, the humidifying chamber lower part is equipped with catch basin, which is equipped with water return pipeline, the reflux line
Water outlet is connected to the junction of the humidification pipeline and water inlet line；The water return pipeline is equipped with for will be in catch basin
Water is pumped into the pump housing of the junction of humidification pipeline and outlet conduit；Pass through the setting of catch basin so that generation of spraying it is extra
Water can be collected by the catch basin of lower part, then flowed back by reflux line and to be sprayed outward using humidification pipeline again, effectively
The utilization rate of water resource is improved, realizes energy conservation and environmental protection；And water return pipeline is connected to the junction of filler pipe road and outlet conduit, into
And when water flows back, additionally it is possible to carry out spraying treatment using two groups of spray assemblies, improve the utilization of water resource to the greatest extent
Rate.
The invention also discloses a kind of control methods of air-conditioning system, when the compression mechanism of defrost in need in outdoor unit
When, system starts spare compression mechanism, or improve other compression mechanisms fan-out capability and meanwhile reduce need defrost compression mechanism
Fan-out capability；When defrost, the high-temperature high-pressure refrigerant gas of compressor discharge carries out defrost behaviour by air-cooled condenser to it
Make, and form the refrigerant liquid of high temperature and pressure, be transported to defrost module later, heat exchange change is carried out in defrost heat exchanger
It at the gas of low-temp low-pressure, returns again to compressor, completes defrost.The present invention in normal course of operation, will have one group or
Multigroup compression mechanism can enable spare as stand-by compressor structure when the compression mechanism moved needs defrost to handle
Compression mechanism substitutes the compression mechanism just in defrost, or reduces the fan-out capability of the compression mechanism of defrost, improves spare pressure
The fan-out capability of contracting mechanism；So that the heating capacity of entire air-conditioning system is not in decaying, the work effect of air-conditioning is not interfered with
Rate.
Preferably, indoor unit air to be treated is filtered through filter chamber after mixing chamber, enters back into humidifying chamber
It carries out humidity regulation and reaches the absolute humidity that air-supply needs, reach finally by the adjustment of temperature adjustment heating room progress wind pushing temperature and set
Fixed wind pushing temperature, then air-conditioned room is sent by wind outlet section；
Indoor unit controls unit outlet air in humidifying chamber by the temperature and flow of regulating thermostatic water humidifying unit offer thermostatted water
Absolute moisture content, when air-out humidity is less than required humidity, system improves water temperature and the water of outdoor unit to be humidified；
When the air-out humidity of unit is higher than required humidity, the water temperature and water of system reduction outdoor unit are to reduce humidification amount；It is logical
The water for crossing the constant temperature of outdoor unit offer to carry out humidity regulation to room air, and carries out hot and humid area in humidifier section to control
The outlet air absolute humidity of unit, unit ensure the humidity precision of air-conditioner set by controlling the absolute moisture content of unit outlet air；
Secondly, the leaving air temp of indoor unit heats room by temperature adjustment and is separately controlled, to realize the only of leaving air temp and humidity
Vertical control, is individually adjusted regulation and control so that the control of outlet air humiture is more accurate, realizes and accurately controls.
In conclusion the present invention has the following advantages：The humid control of indoor unit outlet air is accurate；Secondly, indoor unit goes out
The independent control of air temperature and humidity, individually adjusts regulation and control, and the control of outlet air humiture is more accurate.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the partial schematic diagram one of the present invention.
Fig. 3 is the partial schematic diagram two of the present invention.
Fig. 4 is the partial schematic diagram three of the present invention.
Specific implementation mode
In order to make those skilled in the art be better understood from the present invention program, below in conjunction in the embodiment of the present invention
Attached drawing, technical solution in the embodiment of the present invention carry out clear, complete description.
As shown in Figs 1-4, a kind of superhigh precision constant temperature and humidity air-conditioning system, including indoor unit and outdoor unit module, institute
It includes cabinet 11, the mixing chamber being sequentially formed in from left to right in cabinet 12, filter chamber 13, humidifying chamber 14, temperature adjustment to state indoor unit
Heat room 15 and wind outlet section 16；The humidifying chamber 14 is located between filter chamber 13 and temperature adjustment heating room 15, the mixing chamber 12,
Separated respectively by partition board between filter chamber 13, humidifying chamber 14, temperature adjustment heating room 15 and wind outlet section 16；Further,
The outdoor unit module includes outdoor unit 2, defrost unit 3 and thermostatted water humidifying unit 4, the defrost unit 3 with
Outdoor unit matches, and the thermostatted water humidifying unit 4 is used to carry out wet operations to humidifying chamber；It was equipped in filter chamber 13
Strainer and active carbon layer, to be filtered to air；The temperature adjustment heating is equipped with electric heating sheets in room 15, can be to adding into temperature adjustment
Wind in hot cell 15 is heated.
The thermostatted water humidifying unit 4 includes water inlet line 41, outlet conduit 42, humidification pipeline 43, spraying generation part
And absorbent member 44, the water inlet line 41 and outlet conduit 42 can turn the heat in heat exchange mechanisms respectively with heat exchange mechanisms
It shifts in the water in pipeline, saves energy consumption；The humidification pipeline 43 is set in humidifying chamber, which sets
It sets, and one end is connected with water inlet line, one end is connected with outlet conduit；The spraying generation part is set as two groups, two components
It She Yu not humidify on the left and right sides of 43 two vertical tubes of pipeline；And every group of spraying generation part includes along the humidification pipeline 43
Multiple fog-spray nozzles 431 that length direction is spaced apart, the structure and principle of fog-spray nozzle are the prior art, are repeated no more；It is described
Absorbent member 44 is made of sponge, is arranged in humidifier, and is preferably arranged to two, be separately positioned on the humidifying chamber 14 into
Mouth and exit.
In order to realize the recycling to water resource, we have been equipped with catch basin 141 in the lower part of humidifying chamber 14, this catchments
Slot 141 can be connected in the indoor stainless steel sink of humidification；The bottom of catch basin 141 is equipped with water return pipeline made of plastics or stainless steel
142, the water outlet of the reflux line 142 is connected to the junction of the humidification pipeline 43 and water inlet line 41, and water return pipeline
It is equipped with the pump housing, which can be water pump, and then under the action of the pump housing, the water in catch basin can be returned by water return pipeline 142
It is flow to the junction of humidification pipeline 43 and outlet conduit 42, passes through fog-spray nozzle again and sprays, humidification process is carried out to outlet air.
Specifically, the outdoor unit 2 includes heat exchange mechanisms 21, the first compression mechanism 22 and the second compression mechanism 23；
And 5 and second are responsible for by the first heat exchange between the heat exchange mechanisms 21, the first compression mechanism 22 and the second compression mechanism 23 and changed
Heat supervisor 6, which is interconnected, forms heat-exchanging loop, between the defrost unit 3, the first compression mechanism 22 and the second compression mechanism 23
It is interconnected by first fluid supervisor 7 and second fluid supervisor 8 and forms defrost circuit；Heat exchange mechanisms 21 are preferably heat exchanger.
First compression mechanism 22 includes compressor 221, air-cooled condenser 222, subcooler 223 and gas-liquid separator
224；Oil eliminator 225 is equipped between the compressor 221 and air-cooled condenser 222, which passes through oil returning tube
226 are connected with the compressor 221；Four-way valve, the oil eliminator are equipped between oil eliminator 225 and air-cooled condenser 222
225, four-way valve, air-cooled condenser 222, subcooler 223 and gas-liquid separator 224 pass sequentially through pipeline interconnection；Wherein, institute
The wherein access for stating four-way valve is connect with oil eliminator, and an access is connect with air-cooled condenser, an access and gas-liquid point
It is connected from device, the last one access is directly connected to by pipeline with the second heat exchange supervisor 6；Specifically, 221 import of the compressor
Connection one heat exchange in place's becomes a mandarin and is in charge of 61, which, which becomes a mandarin, is in charge of 61 and is connected with the pipeline connected on four-way valve the last one access
It is logical, and then realize the connection of the heat exchange of compressor 221 and second supervisor 6；The exit connection one of compressor 221 exchanges heat out flow point pipe
51, which goes out flow point pipe 51 and is connect with oil eliminator, using oil eliminator 225, four-way valve, air-cooled condenser 222, supercooling
It is connected with the first heat exchange supervisor 5 after device 223；The flow point pipe 51 that exchanges heat out is also connected with second fluid supervisor 8, institute
It states heat exchange and becomes a mandarin and be in charge of 61 and also 7 be connected with first fluid supervisor, and then ensureing can between compressor and defrost module
Constitute circuit；When carrying out heat exchange, high-temperature gas flows into the first heat exchange supervisor 5 by the flow point pipe 51 that exchanges heat out, is changed by first
Heat supervisor 5 is fed through heat exchange mechanisms, is responsible for 6 by the second heat exchange after heat exchange and sends back to, is become a mandarin by heat exchange and is in charge of 61 and returns to compressor
It is interior；The structure of second compression mechanism is identical as the structure of the first compression mechanism, and so it will not be repeated.
Preferably, heating flow controller 227 is equipped between the air-cooled condenser 222 and subcooler 223, heating throttling
Device 227 is the electric expansion valve being commercially available on the market.
Specifically, the defrost unit 3 includes defrost heat exchanger 31, refrigerant flow ipe 32, refrigerant outflow pipeline 33, divides
Flow device 34 and throttling set 35；Described 32 one end of refrigerant flow ipe is connected with the import of defrost heat exchanger 31, the other end
It is connected with first fluid supervisor 7；33 one end of the refrigerant outflow pipeline is connected with the outlet of defrost heat exchanger 31, the other end
It is connected with second fluid supervisor 8；Further, the throttling set 35 is the electric expansion valve bought on the market, should
Throttling set 35 is set on the refrigerant flow ipe 32；The part flow arrangement 34 is four-way valve, which is set to institute
It states on refrigerant outflow pipeline 33；When defrost, high-temperature gas carries out defrost by air-cooled condenser to it, is become a mandarin by heat exchange and is in charge of 61
It is delivered to first fluid supervisor 7, is sent to refrigerant flow ipe 32 by first fluid supervisor 7, is re-fed into defrost heat exchanger 31, handled
It is sent out afterwards by refrigerant outflow pipeline 33,8 conveying of second fluid supervisor, then flow point pipe 51 is gone out by heat exchange and returns to compressor.
The control method of above-mentioned air-conditioning system, when control method and air-out humidity when specifically including defrosting operation are adjusted
Control method；Wherein, the control method that air-out humidity is adjusted is specific as follows：Indoor unit air to be treated passes through mixing chamber 12
Afterwards, it is filtered through filter chamber 13, enters back into humidifying chamber 14 and carry out the absolute humidity that humidity regulation reaches air-supply needs, finally lead to
The adjustment for crossing the temperature adjustment heating progress of room 15 wind pushing temperature reaches the wind pushing temperature of setting, then passes through wind outlet section 16 and be sent into air-conditioned room
Between；Water inlet line is equipped with electric expansion valve, also is provided with electric expansion valve on the second heat exchange supervisor, indoor unit is logical in humidifying chamber 14
Overregulate that thermostatted water humidifying unit 4 provides the temperature of thermostatted water and flow controls unit outlet air absolute moisture content, when going out rheumatism
When degree is less than required humidity, the electric expansion valve on adjustable water inlet line adjusts second to increase amount of inlet water
The rate-of flow in the heat exchange supervisor of electronic expansion valve controls second on heat exchange supervisor increases, so that system improves thermostatted water
The water temperature and water of humidifying unit 4 humidify；Amount；When the air-out humidity of unit is higher than required humidity,
Electric expansion valve on adjustable water inlet line adjusts the electric expansion valve on the second heat exchange supervisor to reduce amount of inlet water
Rate-of flow in control the second heat exchange supervisor reduces so that the water temperature and water of system reduction thermostatted water humidifying unit 4 are to subtract
Small humidification amount.
Control method concrete operations when defrosting operation are as follows：When the compression mechanism of defrost in need in outdoor unit（Such as
First compression mechanism）, system starts spare compression mechanism（Such as the second compression mechanism）, or improve the output of other compression mechanisms
Ability reduces the fan-out capability for needing defrost compression mechanism simultaneously；When defrost, the high-temperature high-pressure refrigerant gas warp of compressor discharge
It crosses air-cooled condenser 222 and defrosting operation is carried out to it, and form the refrigerant liquid of high temperature and pressure, be transported to defrost mould later
Block 3 carries out the gas that heat exchange becomes low-temp low-pressure in defrost heat exchanger 31, returns again to compressor 221, completionization
Frost.
Obviously, described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment should all belong to the scope of protection of the invention.
Claims (10)
1. a kind of superhigh precision constant temperature and humidity air-conditioning system, including indoor unit and outdoor unit module, it is characterised in that：The room
Interior machine includes cabinet（11）, the mixing chamber that is formed in cabinet（12）, filter chamber（13）, humidifying chamber（14）, temperature adjustment heat room
（15）And wind outlet section（16）；The humidifying chamber（14）Positioned at filter chamber（13）Room is heated with temperature adjustment（15）Between；The outdoor unit
Group module includes outdoor unit（2）And the matched defrost unit of outdoor unit（3）And for being humidified to humidifying chamber
The thermostatted water humidifying unit of operation（4）；The outdoor unit（2）Including heat exchange mechanisms（21）, the first compression mechanism（22）And
Second compression mechanism（23）；The defrost unit（3）, the first compression mechanism（22）And second compression mechanism（23）Between pass through
One fluid is responsible for（7）It is responsible for second fluid（8）Connection forms defrost circuit.
2. a kind of superhigh precision constant temperature and humidity air-conditioning system according to claim 1, it is characterised in that：The heat exchange mechanisms
（21）, the first compression mechanism（22）And second compression mechanism（23）Between pass through first heat exchange supervisor（5）With the second heat exchange supervisor
（6）It is connected to form heat-exchanging loop.
3. a kind of superhigh precision constant temperature and humidity air-conditioning system according to claim 1, it is characterised in that：The defrost unit
（3）Including defrost heat exchanger（31）, refrigerant flow ipe（32）, refrigerant flow out pipeline（33）, part flow arrangement（34）And throttling dress
It sets（35）；The refrigerant flow ipe（32）With defrost heat exchanger（31）Import be connected, refrigerant flow out pipeline（33）With change
White heat exchanger（31）Outlet be connected；The throttling set（35）Set on the refrigerant flow ipe（32）On, the shunting
Device（34）Pipeline is flowed out set on the refrigerant（33）On.
4. a kind of superhigh precision constant temperature and humidity air-conditioning system according to claim 2, it is characterised in that：First compression
Mechanism（22）Including compressor（221）, air-cooled condenser（222）, subcooler（223）And gas-liquid separator（224）；The compression
Machine（221）With air-cooled condenser（222）Between be equipped with oil eliminator（225）, the oil eliminator（225）Pass through oil returning tube
（226）With the compressor（221）It is connected；The air-cooled condenser（222）And subcooler（223）Between be equipped with heating flow controller
（227）.
5. a kind of superhigh precision constant temperature and humidity air-conditioning system according to claim 4, it is characterised in that：The compressor
（221）Pass through the flow point pipe that exchanges heat out（51）It is responsible for first heat exchange（5）It is connected, is become a mandarin and be in charge of by heat exchange（61）With institute
State the second heat exchange supervisor（6）It is connected.
6. a kind of superhigh precision constant temperature and humidity air-conditioning system according to claim 1, it is characterised in that：The thermostatted water adds
Wet unit（4）It include the water inlet line being connected with the heat exchange mechanisms（41）And outlet conduit（42）, be set to humidify it is indoor plus
Wet pipeline（43）, set on humidification pipeline on spraying generation part and the absorbent member in humidifier（44）.
7. a kind of superhigh precision constant temperature and humidity air-conditioning system according to claim 6, it is characterised in that：The absorbent member
（44）Two are set as, the humidifying chamber is separately positioned on（14）Inlet and outlet；The spraying generation part is set as
Two groups, two groups are respectively arranged on humidification pipeline（43）The left and right sides on；Every group of spraying generation part includes along the humidifier tube
Road（43）Multiple fog-spray nozzles that length direction is spaced apart（431）.
8. a kind of superhigh precision constant temperature and humidity air-conditioning system according to claim 1, it is characterised in that：The humidifying chamber
（14）Lower part is equipped with catch basin（141）, the catch basin（141）It is equipped with water return pipeline（142）, the reflux line（142）Go out
Water end (W.E.) is connected to the humidification pipeline（43）With outlet conduit（42）Junction；The water return pipeline（142）It is equipped with and is used for
Water in catch basin is pumped into humidification pipeline（43）With water inlet line（41）Junction the pump housing.
9. the control method of the air-conditioning system according to any one of claim 1-8, it is characterised in that：When having in outdoor unit
When needing the compression mechanism of defrost, system starts spare compression mechanism, or improves the fan-out capability of other compression mechanisms simultaneously
Reducing needs the fan-out capability of defrost compression mechanism；When defrost, the high-temperature high-pressure refrigerant gas of compressor discharge is by air-cooled cold
Condenser（222）Defrosting operation is carried out to it, and forms the refrigerant liquid of high temperature and pressure, is transported to defrost module later（3）,
In defrost heat exchanger（31）The middle gas for carrying out heat exchange and becoming low-temp low-pressure, returns again to compressor（221）It is interior, completionization
Frost.
10. the control method of air-conditioning system according to claim 9, it is characterised in that：Indoor unit air to be treated
By mixing chamber（12）Afterwards, through filter chamber（13）It is filtered, enters back into humidifying chamber（14）Progress humidity regulation, which reaches air-supply, to be needed
The absolute humidity wanted heats room finally by temperature adjustment（15）The adjustment for carrying out wind pushing temperature reaches the wind pushing temperature of setting, then leads to
Cross wind outlet section（16）It is sent into air-conditioned room；
Indoor unit is in humidifying chamber（14）Pass through regulating thermostatic water humidifying unit（4）The temperature and flow for providing thermostatted water carry out control machine
Group outlet air absolute moisture content, when air-out humidity is less than required humidity, system improves thermostatted water humidifying unit（4）Water temperature
It is humidified with water；When the air-out humidity of unit is higher than required humidity, system reduces thermostatted water humidifying unit（4）
Water temperature and water to reduce humidification amount.
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2756993Y (en) * | 2004-12-02 | 2006-02-08 | 雅士空调(广州)有限公司 | Constant temperature and constant humidity unit air conditioner set |
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| CN2756993Y (en) * | 2004-12-02 | 2006-02-08 | 雅士空调(广州)有限公司 | Constant temperature and constant humidity unit air conditioner set |
| CN102384555A (en) * | 2011-11-30 | 2012-03-21 | 江苏永昇空调有限公司 | Full fresh air heat pump type constant temperature and constant humidity air conditioning system |
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| CN105091436A (en) * | 2015-08-26 | 2015-11-25 | 珠海格力电器股份有限公司 | Air conditioner unit and heating and defrosting method thereof |
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