CN205878363U - Heat recovery cooling dehumidification type fresh air processing unit that adjusts temperature - Google Patents
Heat recovery cooling dehumidification type fresh air processing unit that adjusts temperature Download PDFInfo
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- CN205878363U CN205878363U CN201620856752.2U CN201620856752U CN205878363U CN 205878363 U CN205878363 U CN 205878363U CN 201620856752 U CN201620856752 U CN 201620856752U CN 205878363 U CN205878363 U CN 205878363U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
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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
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Abstract
The utility model provides a heat recovery cooling dehumidification type fresh air processing unit that adjusts temperature, including the air supplying module and the module of airing exhaust, heat pipe exchanger, water -cooled coil pipe surface heat exchanger, heat pump evaporator, humidifier, the first condenser of heat pump and forced draught blower has set gradually in the air inlet direction, set up heat pump compressor between heat pump evaporator and humidifier, heat pump evaporator and the first condenser looks UNICOM of heat pump to be equipped with a electronic expansion valve on the pipeline, the module of airing exhaust has set gradually heat pipe exchanger, heat pump second condenser and exhaust fan in the discharge direction of wind, connect out the refrigerant pipeline on the pipeline between heat pump compressor and the first condenser of heat pump, intercommunication heat pump second condenser, heat pump second condenser communicates with each other with heat pump evaporator through other pipeline to be provided with the 2nd electronic expansion valve on the pipeline of here. The utility model discloses a two heat pump condenser and two electronic expansion valve can the effective control air supply difference in temperature set for the within range, still realize a tractor serves several purposes.
Description
Technical field
This utility model relates to air-conditioning technical field, especially belongs to a kind of recuperation of heat cooling and dehumidifying temperature-adjusting type Fresh air handing
Unit.
Background technology
Fresh air handling units is to provide a kind of apparatus of air conditioning of fresh air.Functionally can reach by the requirement using environment
To constant temperature and humidity or provide merely fresh air.Operation principle be at outdoor extraction ozone through udst separation, remove
Wet (or humidification), cooling (or intensification) etc. deliver to indoor by blower fan after processing, and replace indoor original when entering the interior space
Dirty air.
Chinese patent literature CN101446435 B, discloses the Fresh air handing unit with blast thermal recovery machine, including new
Wind process unit, fresh air pipeline, the first volume damper, the second volume damper, the first connecting line, the second connecting line and
3rd connecting line, described Fresh air handing unit is by the air supply section being sequentially connected in series, humidifier section, surface cooling section, mixing section and air exhaust heat
Withdrawer forms；Described Fresh air handing unit also includes blast thermal recovery machine；One end of described fresh air pipeline and air-supply recuperation of heat
Device connects, and the two ends of described second connecting line connect with fresh air pipeline and air-to-air energy recovery device, described first connecting line
Two ends connect with blast thermal recovery machine and the second connecting line, and described first volume damper is arranged on the second connecting line and send
On fresh air pipeline between wind heat withdrawer, described second volume damper is arranged on the second connecting line, described air supply section
Connected with blast thermal recovery machine by the 3rd connecting line.Its technological deficiency is: one is to utilize surface cooler individually to cool down
Dehumidifying, or require chilled water temperature relatively low and cause refrigerating efficiency on the low side, energy consumption is higher；Or cannot undertake indoor wet completely
Load, i.e. cannot realize independent temperature-humidity control.Two is in summer outdoor dry-bulb temperature relatively low and transition season, the reheating of new wind
Amount deficiency, supply air temperature difference is bigger than normal, it is impossible to realizes displaced type and ventilates.
Chinese patent literature CN 105571017 A, discloses Fresh air handing unit, including machine unit shell, has new wind and send
Wind passage and return air air exhaust passage, the two ends of described new wind air-supply passage are respectively provided with fresh wind port and air outlet, and described return air is arranged
The two ends of wind passage are respectively provided with return air inlet and exhaust outlet；In described new wind air-supply passage and set successively along new wind air intake direction
It is equipped with First Heat Exchanger, again hot coil, humidifier and pressure fan；In described return air air exhaust passage and depend on along return air air draft direction
Secondary it is provided with the second heat exchanger and exhaust blower；Compressor, passes through refrigerant pipe with described First Heat Exchanger and described second heat exchanger
Connecting and form cooling/heating system, under Fresh air handing unit refrigeration mode, described First Heat Exchanger uses as vaporizer,
Described second heat exchanger uses as condenser, and under Fresh air handing unit heating mode, described First Heat Exchanger is as condensation
Device uses, and described second heat exchanger uses as vaporizer.Wherein, it is positioned at described new wind air-supply passage and described return air air draft is led to
Being provided with bypass air-valve between road and at described return air inlet, outdoor new wind enters return air air exhaust passage by described bypass air-valve
In mix with indoor return air.Wherein, described Fresh air handing unit also includes ECU, is provided with carbon dioxide at described return air inlet
Concentration sensor, arranges wind pressure sensor in room conditioning region, and described ECU passes according to described gas concentration lwevel
The indoor carbon dioxide concentration value that sensor detects regulates the air output of described pressure fan, and described ECU is according to described blast
The indoor wind pressure value that sensor detects regulates the air output of described exhaust blower.Wherein, described Fresh air handing unit also includes electricity
Control unit, is provided with wind pushing temperature sensor at described air outlet, described ECU detects according to wind pushing temperature sensor
Wind pushing temperature controls described compressor operating, in cooling mode, wind pushing temperature is processed indoor constant enthalpy point, at heating mode
Under, wind pushing temperature is processed the warm spots such as indoor.Wherein, described Fresh air handing unit also includes ECU, described exhaust outlet
Place is provided with temperature of outgoing air sensor, and the temperature of outgoing air that described ECU detects according to temperature of outgoing air sensor controls described row
The air output of blower fan and the aperture of described bypass air-valve.Its technological deficiency is: one is that its Cooling and Heat Source all uses air source heat pump,
Its investment is higher, and cooling and warming efficiency is on the low side, and energy consumption is higher；Two is to need additionally to provide reheating thermal source for it, increase investment and
Operation energy consumption；Three is for ensureing condensation effect, needs to increase exhaust air rate, the extra energy consumption increasing exhaust blower.
Summary of the invention
The purpose of this utility model is to provide a kind of recuperation of heat cooling and dehumidifying temperature-adjusting type Fresh air handing unit, to realize one
The purpose that machine is multiplex, energy recovery efficiency is high.
Recuperation of heat cooling and dehumidifying temperature-adjusting type Fresh air handing unit provided by the utility model, it is characterised in that include sending
Wind module and air draft module；Described air-supply module, from the beginning of new wind entrance, is disposed with heat pipe heat exchanging on air intake direction
Device, water-cooled coil surface formula heat exchanger, evaporator with heat pump, humidifier, heat pump the first condenser and pressure fan, arrive afterwards and send
Air port, sends to new wind indoor, and is provided with wet bulb temperature sensor in new wind porch, be provided with air-supply dry bulb at air outlet
Temperature sensor；The hot and cold water water return pipeline of described water-cooled coil surface formula heat exchanger is provided with electric control valve, wet bulb
Temperature sensor correspondence controls electric control valve；It is provided with heat pump compressor between described evaporator with heat pump and humidifier,
Heat pump compressor is communicated with evaporator with heat pump and heat pump the first condenser respectively by refrigerant pipe, in parallel with heat pump compressor sets
It is equipped with four-way switching valve；Described evaporator with heat pump is connected by refrigerant pipe with heat pump the first condenser, and on pipeline
It is provided with the first electric expansion valve；
Described air draft module, from the beginning of return air inlet, is disposed with heat exchange of heat pipe, heat pump in the discharge direction of wind
Second condenser and exhaust blower, arrive exhaust outlet afterwards, and indoor wind is transported to outdoor, is provided with relative humidity and passes at return air inlet
Sensor, corresponding control heat pump compressor；Refrigerant pipe is picked out on pipeline between heat pump compressor and heat pump the first condenser,
Connection heat pump the second condenser, heat pump the second condenser is communicated with evaporator with heat pump by other refrigerant pipe, and herein
The second electric expansion valve it is provided with on pipeline；Air-supply dry-bulb temperature sensor correspondence controls the first electric expansion valve and the second electronics
Expansion valve；
Heat exchange of heat pipe described in air-supply module and air draft module is same heat exchanger.
Further, steam or tap water it are passed through in described humidifier.
Further, described heat pump compressor is frequency-changeable compressor.
Further, it is clean that described Fresh air handing unit is also provided with air filter, sterilization in new wind porch
Gasifying device.
Analysis to this utility model heat and wet treatment in summer performance:
Heat pump is mainly made up of compressor, vaporizer, condenser and expansion valve.Its ultimate principle is low-pressure liquid
Cold-producing medium absorbs outside heat in vaporizer and vaporizes, and this low-pressure gaseous cryogen is compressed into high temperature, gases at high pressure by compressor
Sending into condenser, cold-producing medium is cooled into liquid while outwards discharging heat, again flows after the throttling cooling of the most expanded valve
Enter vaporizer.In short, heat pump is through compressor work so that heat is as required from a place (vaporizer
Low temperature environment around) " flow direction " another place (hot environment around condenser), and the heat of outwards release be equal to from
The outside heat absorbed add compressor power consumption--vaporizer and condenser ambient temperature difference are the least, energy consumption of compressor is more
Low.
Because heat exchange of heat pipe can only carry out Exposure degree, summer, the new wind of outdoor high temperature high humidity is through heat exchange of heat pipe for the first time
The process of recuperation of heat pre-cooling be etc. clammy but.
Water-cooled coil surface formula heat exchanger accesses low-temperature cold water (taking low-temperature receiver as the leading factor), the water chiller higher by Energy Efficiency Ratio
Or prepared by earth source heat pump, water temperature is preferably 7 DEG C/12 DEG C, and fresh air dehumidification can be cooled to the dew point temperature that indoor air conditions point is corresponding
Degree.Now, fresh air enthalpy all can be eliminated less than the enthalpy of room air, the sensible heat of new wind, latent heat and indoor section sensible heat,
But indoor remaining wet also do not remove, because water temperature limits, it is impossible to realize further cool-down dehumidification.
The new wind of low temperature and low humidity is again through evaporator with heat pump degree of depth cooling and dehumidifying.According to moisture more than indoor, according to resh air requirement, control
Psychrometric difference processed, can find the state point after process--thoroughly eliminate more than indoor wet.Dry fresh air temperature now also enters one
Step reduce, differ with indoor temperature and reaches more than 10 DEG C, as by displaced type ventilate in the way of directly to indoor air-supply, then can cause and send
Wind outlet adjacent area temperature is too low, and cold wind blowing feeling is strong, reduces comfort level.
Allow new wind again through wet heating such as heat pump the first condensers, with reduce supply air temperature difference (displaced type supply air temperature difference be 5 DEG C with
Under be advisable).But the condensation heat such as all heat pumps dehumidifying low-temperature receiver all heats new wind, its temperature rise can be made too high, cause heat energy
Offset and cold is wasted.Heat pipe rearmounted heat pump the second condenser at air exhaust passage, gets rid of heat pump residue condensation heat, simultaneously
Also air draft is carried out second heat recovery, in parallel with heat pump the first condenser in this fresh air channel, utilize each self-corresponding electronics
Expansion valve controls flow and the heat dissipation capacity distribution of cold-producing medium respectively, can realize the effective regulation to wind pushing temperature according to demand.
Recuperation of heat cooling and dehumidifying temperature-adjusting type Fresh air handing unit provided by the utility model,
(1) double heat pump condenser and double electronic expansion-valve is used both can to have removed on demand more than indoor wet, again can be effective
Control supply air temperature difference is in set point, and condensation side ambient temperature is relatively low, and heat pump Energy Efficiency Ratio is higher.With employing new wind, air draft
Or cooling water reheating compare, the wind pushing temperature of which is more controllable.
(2) a tractor serves several purposes is realized: not only can realize the Fresh air handing merit of the base regimes such as energy recuperation of heat, conditioning
Energy；Can also be in the case of not increasing outside energy consumption, it is achieved the little temperature difference is blown；Also can transition season be independent of outside cold
Utilize self heat pump compressor to realize appropriateness refrigeration and heating in the case of thermal source, preferably meet indoor comfort degree requirement, and
Efficient energy-saving.
(3) compared with plate-fin or rotary-type heat reclamation device, in heat pipe removal process, new wind does not contacts with air draft, it is to avoid
Cross-contamination；Compared with ionic liquid coiled recuperation of heat mode, heat pipe will not produce secondary cycle pump energy consumption, and recuperation of heat effect
Rate is high；Compared with solution humidifying formula Fresh air handling units, simple in equipment, installation and debugging and operation maintenance management are convenient applicable, nothing
Solution corrosion, service life of equipment is long.Heat pump is only used as dehumidification and temperature adjustment low-temperature receiver, and comprehensive energy efficiency is higher.
(4) by the control to electric expansion valve, the refrigerant flow of two heat pump condensers in parallel of regulation and heat dissipation capacity,
Reach intended supply air temperature difference, it is possible to achieve displaced type ventilates--compared with compound ventilation, indoor sanitation condition can met
On the premise of reduce resh air requirement as far as possible, and indoor comfort degree can be improved, effectively reduce Fresh air handing energy consumption.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is I-I cross-sectional view of the present utility model.
In figure: 1, heat exchange of heat pipe；2, water-cooled coil surface formula heat exchanger；3, evaporator with heat pump；4, heat pump compressor；
5, heat pump the first condenser；6, pressure fan；7, heat pump the second condenser；8, exhaust blower；9, the first electric expansion valve；10, second
Electric expansion valve；11, electric control valve；12, humidifier；13, four-way switching valve；14, new wind entrance；15, air outlet；16, return
Air port；17, exhaust outlet.
Detailed description of the invention
As it is shown in figure 1, recuperation of heat cooling and dehumidifying temperature-adjusting type Fresh air handing unit provided by the utility model, its feature exists
In, including air-supply module and air draft module；Described air-supply module, from the beginning of new wind entrance 14, sets gradually on air intake direction
Have heat exchange of heat pipe 1, water-cooled coil surface formula heat exchanger 2, evaporator with heat pump 3, humidifier 12, heat pump the first condenser 5 and
Pressure fan 6, arrives air outlet 15 afterwards, new wind is sent to indoor, and is provided with wet bulb temperature sensor at new wind entrance 14,
Air-supply dry-bulb temperature sensor it is provided with at air outlet 15；The hot and cold water backwater of described water-cooled coil surface formula heat exchanger 2
Pipeline is provided with electric control valve 11, and wet bulb temperature sensor correspondence controls electric control valve 11, logical in described humidifier 12
Enter steam or tap water；Being provided with heat pump compressor 4 between described evaporator with heat pump 3 and humidifier 12, heat pump compresses
Machine 4 is communicated with evaporator with heat pump 3 and heat pump the first condenser 5 respectively by refrigerant pipe, has been arranged in parallel with heat pump compressor 4
Four-way switching valve 13；Described evaporator with heat pump 3 is connected by refrigerant pipe with heat pump the first condenser 5, and on pipeline
It is provided with the first electric expansion valve 9；
Described air draft module, from the beginning of return air inlet 16, is disposed with heat exchange of heat pipe 1, heat in the discharge direction of wind
Pump the second condenser 7 and exhaust blower 8, arrive exhaust outlet 17 afterwards, indoor wind be transported to outdoor, be provided with phase at return air inlet 16
To humidity sensor, corresponding control heat pump compressor 4；Connect on pipeline between heat pump compressor 4 and heat pump the first condenser 5
Going out refrigerant pipe, connect heat pump the second condenser 7, heat pump the second condenser 7 is by other refrigerant pipe and evaporator with heat pump 3
Communicating, and be provided with the second electric expansion valve 10 herein on pipeline, air-supply dry-bulb temperature sensor correspondence controls the first electronics
Expansion valve 9 and the second electric expansion valve 10；
Described Fresh air handing unit is also provided with air filter, sterilization purifier in new wind porch.
Specific works process:
In summer, partial heat is first freely passed to air draft through heat exchange of heat pipe 1 evaporation side, in advance by the new wind of outdoor high temperature high humidity
New wind after cold carries out cooling and dehumidifying through water-cooled coil heat exchanger 2, then removes new wind deep temperature reduction through evaporator with heat pump 3
Wet, then utilize condensation heat wind new to cold drying to carry out reheating through heat pump the first condenser 5, after reaching to expect ventilation state point
Indoor displaced type air outlet is delivered to by pressure fan 6.The heat of new wind is first reclaimed in air draft through heat exchange of heat pipe 1 condensation side, then leads to
Cross heat pump the second condenser 7 and get rid of the remaining condensation heat of heat pump, after drain into outdoor through exhaust blower.
The driving means utilizing winter heat exchange of heat pipe 1 to carry before this adjusts heat pipe angle, and outdoor low humidity cold wind is first through warm
Heat exchange of heat pipe 1 condensation side reclaims air draft heat energy, heats through hot-water coil pipe heat exchanger 2 after fresh air preheating, then is entered by humidifier 12
Row adds wet process, delivers to indoor displaced type air outlet finally by pressure fan 6.Air draft can be first pre-through heat exchange of heat pipe 1 evaporation side
After the new wind of heat, then drain into outdoor through exhaust blower.It is not then turned on heat pump compressor.
Transition season drives heat pipe to be level, no longer carries out recuperation of heat, utilizes outdoor fresh air cooling, it is possible to according to room
Inside and outside humiture situation, opens heat pump compressor, utilizes evaporator with heat pump 3 to supplement the coldest to new wind appropriateness, and now condensation heat is complete
Portion is discharged by exhaust blower via heat pump the second condenser 7.Also by the conversion of four-way switching valve 13, by evaporator with heat pump 3
And switch between heat pump the second condenser 7, according to indoor demand, new wind is carried out appropriateness supplementary heating, relax with satisfied indoor
Moderate demand.
Three sensors that this Fresh air handing unit is provided with, it is achieved that the independence of each parameter in new wind air is controlled,
The wet bulb temperature sensor (characterizing outdoor fresh air enthalpy) arranged at new wind entrance 14, is changed by regulation water-cooled coil surface formula
The water route electric control valve 11 of hot device 2, controls chilled water flow, adjusts the refrigerating capacity of water-cooled coil surface formula heat exchanger 2: when
When outdoor new rheumatism bulb temperature is higher than design load, tune up the aperture of water route electric control valve 11, strengthen water-cooled coil pipe flow and
Refrigerating capacity；When outdoor new rheumatism bulb temperature is less than design load, turn the aperture of water route electric control valve 11 down, reduce water-cooled coil pipe
Flow and refrigerating capacity.
It is provided with relative humidity sensor, because indoor design temperature (being essentially identical to return air temperature) is basic at return air inlet 16
Constant, then rh value can show indoor moisture.By the variable frequency adjustment to heat pump compressor 4, can realize deeply
The control of degree cooling and dehumidifying: when the relative humidity at return air inlet 16 is higher than setting value, illustrates that indoor remaining moisture increases, heat pump pressure
Contracting machine 4 adds frequency and runs, and to improve refrigerant flow, strengthens cooling and dehumidifying amount；When relative humidity is less than setting value, indoor are described
Remaining moisture reduces, and heat pump compressor 4 frequency reducing runs, and to reduce refrigerant flow, reduces cooling and dehumidifying amount.
Air-supply dry-bulb temperature sensor it is provided with, by regulating the first electric expansion valve 9 and the second electronics at air outlet 15
The duty of expansion valve 10, controls the refrigerant flow of heat pump the first condenser 5 and heat dissipation capacity, with adjust new wind heat again and
Wind pushing temperature: when unit blasting air temperature is higher than design load, then reduces the aperture of the first electric expansion valve 9, strengthen second simultaneously
The aperture of electric expansion valve 10, i.e. reduces refrigerant flow and the heat dissipation capacity of the first condenser 5 in fresh air channel, reduces reheating
Amount, and increase refrigerant flow and the heat dissipation capacity of the second condenser 7 in air exhaust passage；When unit blasting air temperature is less than design load
Time, then strengthen the aperture of the first electric expansion valve 9, reduce the aperture of the second electric expansion valve 10 simultaneously, i.e. increase fresh air channel
In the refrigerant flow of the first condenser 5 and heat dissipation capacity, strengthen heat again, and reduce the system of the second condenser 7 in air exhaust passage
Cryogen flow and heat dissipation capacity；
Utility model Fresh air handling units utilized heat exchange of heat pipe 1 recuperation of heat free to air draft before this, new wind carried out pre-cooling, so
Rear water-cooled coil surface formula heat exchanger 2 cooling and dehumidifying utilizing Energy Efficiency Ratio higher, the direct expansion of recycling heat pump compressor 4
Vaporizer degree of depth cooling and dehumidifying, had both solved wet thoroughly removing more than indoor, had improve again comprehensive refrigerating efficiency.Meanwhile, utilize
The partial condensation used heat wind new to cold drying of heat pump carries out reheating, both can preferably control wind pushing temperature at desired extent
In, decrease again reheating energy resource consumption.
Claims (4)
1. recuperation of heat cooling and dehumidifying temperature-adjusting type Fresh air handing unit, it is characterised in that include blow module and air draft module；Described
Air-supply module from the beginning of new wind entrance, air intake direction is disposed with heat exchange of heat pipe, water-cooled coil surface formula is changed
Hot device, evaporator with heat pump, humidifier, heat pump the first condenser and pressure fan, arrive air outlet afterwards, new wind sent to indoor,
And it is provided with wet bulb temperature sensor in new wind porch, at air outlet, is provided with air-supply dry-bulb temperature sensor；Described water
The hot and cold water water return pipeline of cold type coil surface formula heat exchanger is provided with electric control valve, and wet bulb temperature sensor correspondence controls electricity
Dynamic regulation valve；Being provided with heat pump compressor between described evaporator with heat pump and humidifier, heat pump compressor passes through refrigerant pipe
Road communicates respectively with evaporator with heat pump and heat pump the first condenser, has been arranged in parallel four-way switching valve with heat pump compressor；Described
Evaporator with heat pump be connected by refrigerant pipe with heat pump the first condenser, and on pipeline, be provided with the first electric expansion valve；
Described air draft module, from the beginning of return air inlet, is disposed with heat exchange of heat pipe, heat pump second in the discharge direction of wind
Condenser and exhaust blower, arrive exhaust outlet afterwards, indoor exhaust wind be transported to outdoor, is provided with relative humidity sensing at return air inlet
Device, corresponding control heat pump compressor；Refrigerant pipe is picked out, even on pipeline between heat pump compressor and heat pump the first condenser
Logical heat pump the second condenser, heat pump the second condenser is communicated with evaporator with heat pump by other refrigerant pipe, and manages herein
Being provided with the second electric expansion valve on road, air-supply dry-bulb temperature sensor correspondence controls the first electric expansion valve and the second electronics is swollen
Swollen valve；Heat exchange of heat pipe described in air-supply module and air draft module is same heat exchanger.
Recuperation of heat cooling and dehumidifying temperature-adjusting type Fresh air handing unit the most according to claim 1, it is characterised in that described adds
Steam or tap water it is passed through in wet device.
3., according to the recuperation of heat cooling and dehumidifying temperature-adjusting type Fresh air handing unit described in any one of claim 1 or 2, its feature exists
In, described heat pump compressor is frequency-changeable compressor.
Recuperation of heat cooling and dehumidifying temperature-adjusting type Fresh air handing unit the most according to claim 3, it is characterised in that described is new
Wind processes unit and also new wind porch is provided with air filter, sterilization purifier.
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| CN201620856752.2U CN205878363U (en) | 2016-08-09 | 2016-08-09 | Heat recovery cooling dehumidification type fresh air processing unit that adjusts temperature |
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|---|---|---|---|
| CN201620856752.2U CN205878363U (en) | 2016-08-09 | 2016-08-09 | Heat recovery cooling dehumidification type fresh air processing unit that adjusts temperature |
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| CN201620856752.2U Expired - Fee Related CN205878363U (en) | 2016-08-09 | 2016-08-09 | Heat recovery cooling dehumidification type fresh air processing unit that adjusts temperature |
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2016
- 2016-08-09 CN CN201620856752.2U patent/CN205878363U/en not_active Expired - Fee Related
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