CN106931551A - A kind of energy-saving dehumidification system - Google Patents
A kind of energy-saving dehumidification system Download PDFInfo
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- CN106931551A CN106931551A CN201710227179.8A CN201710227179A CN106931551A CN 106931551 A CN106931551 A CN 106931551A CN 201710227179 A CN201710227179 A CN 201710227179A CN 106931551 A CN106931551 A CN 106931551A
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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
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F3/1411—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by absorbing or adsorbing water, e.g. using an hygroscopic desiccant
- F24F3/1423—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by absorbing or adsorbing water, e.g. using an hygroscopic desiccant with a moving bed of solid desiccants, e.g. a rotary wheel supporting solid desiccants
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F12/00—Use of energy recovery systems in air conditioning, ventilation or screening
- F24F12/001—Use of energy recovery systems in air conditioning, ventilation or screening with heat-exchange between supplied and exhausted air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Gases (AREA)
Abstract
The invention discloses a kind of energy-saving dehumidification system, including dehumidifier and drying shed, the dehumidifier includes the runner treatment region set gradually along desiccant wheel direction of rotation, rotary wheel regeneration area and runner cooling zone, the air outlet of the runner treatment region is connected by wind pipe with drying shed, the air inlet in the rotary wheel regeneration area is provided with the regeneration fresh wind tube for entering for regeneration fresh air, the air inlet of the runner cooling zone is connected to the wind pipe by cooling duct, the air outlet of runner cooling zone airduct after runner is cooled down is connected with regeneration fresh wind tube.The system reduces energy waste, reduces energy consumption.
Description
Technical field
The present invention relates to air dewetting field, more particularly to a kind of energy-saving dehumidification system.
Background technology
Rotary wheel dehumidifying is a kind of low-humidity environment control technology of mature and reliable, is widely used in having strictly ambient humidity
It is required that occasion, such as lithium battery, medicine, food, semiconductor industry.
Use rotary dehumidifier dry room typically require by the control of the dew-point temperature of indoor environment 0 degree Celsius with
Under, conventional cooled dehumidifier unit cannot meet the humid control requirement., it is necessary to supporting low temperature cold source pair in dehumidification system for runner
Outdoor fresh air carries out precooling dehumidifying, it is also desirable to which supporting high temperature heat source carries out high temperature regeneration to runner body, along with Wind Volume, height
The treatment blower fan and regeneration blower fan of pressure head, dehumidification system for runner entirety energy consumption are very high.By taking lithium battery factory as an example, only rotary wheel dehumidifying
System and its supporting Cooling and Heat Source energy consumption, can typically account for more than the 60% of plant area's utility power facility energy requirements.
Dehumidification system for runner is made up of rotary dehumidifier and airduct, and wherein airduct includes outdoor fresh air pipe, indoor air-supply again
Pipe, indoor return air pipe and rotary dehumidifier regeneration airduct.As a kind of systematic application, only desiccant wheel is being improved in itself
On the basis of efficiency, the energy consumption of Cooling and Heat Source and wind system is taken into account, could fundamentally realize the energy-conservation of dehumidification system for runner.
In the prior art, the power-economizing method related to dehumidification system for runner, is often confined to rotary wheel dehumidifying unit body, or
Person only focused on using energy-saving Cooling and Heat Source, and ignoring the angle from total system carries out the energy-conservation of dehumidification system for runner
Design.
The content of the invention
It is a primary object of the present invention to provide a kind of energy-saving dehumidification system, by the heat between system disparate modules
Flow direction with cold is controlled, and reduces scattering and disappearing for energy, the energy consumption required for reducing dehumidification system.
To achieve the above objectives, the technical solution adopted by the present invention is：A kind of energy-saving dehumidification system, including dehumidifier and
Drying shed, the dehumidifier includes the runner treatment region set gradually along desiccant wheel direction of rotation, rotary wheel regeneration area and turns
Wheel cooling zone, the air outlet of the runner treatment region is connected by wind pipe with drying shed, the air intake in the rotary wheel regeneration area
Mouth is provided with the regeneration fresh wind tube for entering for regeneration fresh air, it is characterised in that the air inlet of the runner cooling zone passes through
Cooling duct is connected to the wind pipe, and the air outlet of the runner cooling zone is by airduct after runner cooling and regeneration fresh air
Pipe is connected.
Preferably, the air inlet of the runner treatment region is connected with the outdoor fresh air pipe entered for outdoor fresh air, along room
The flow direction of outer fresh air, surface cooler and direct-expansion type evaporator before being disposed with water-cooled on the outdoor fresh air pipe.
Preferably, along the direction for regenerating new wind flow, direct-expansion type condenser is disposed with the regeneration fresh wind tube
And heater, the junction of airduct and regeneration fresh wind tube is located between direct-expansion type condenser and heater after the runner cooling.
Preferably, the gas outlet of the direct-expansion type evaporator is connected by a refrigeration piping with the air inlet of direct-expansion type condenser
Connect, the gas outlet of the direct-expansion type condenser is connected by another refrigeration piping with the air inlet of direct-expansion type evaporator.
Preferably, it is provided with compressor on a refrigeration piping.
Preferably, cooling wind bypass wind is connected with the regeneration airduct and between direct-expansion type condenser and heater
One end of pipe, the other end of cooling wind bypass airduct is connected to the regenerative exhaust air pipeline being connected with the air outlet in rotary wheel regeneration area
On, it is provided with bypass air-valve on the cooling wind by-pass line.
Preferably, the drying shed is connected by indoor return air pipe with the outdoor fresh air pipe in dehumidifier, and indoor time
Airduct is provided with duct type after the position that outdoor fresh air pipe is connected is located at direct-expansion type evaporator on the indoor return air pipe
Booster fan.
Preferably, the secondary returning airduct communicated with the wind pipe is connected with the indoor return air pipe.
Preferably, air returning valve is provided with backwind tube and secondary returning airduct indoors, and two air returning valves are arranged in parallel.
Preferably, water-cooled rear surface cooling device, the preceding surface cooler of water-cooled and rear cold rear surface cooling are provided with the discharge pipe
Device is connected with same handpiece Water Chilling Units.
Compared with prior art, the invention has the advantages that：
1) in the dehumidifier of the system, a part of dry wind of runner treatment region discharge enters into runner cooling zone, due to
Dry that air temperature is relatively low, directly the runner in cooling zone can be cooled down, it is to avoid carried using other heat sinks
Semen donors, while it also avoid the waste of the cold to the dry wind discharged from runner treatment region, and then save energy consumption；Simultaneously
Entering into regenerative exhaust air pipe from the hot blast of cooling zone discharge, regeneration fresh air is preheated, and then reduce heater to regenerate
Fresh air is heated to the energy of uniform temperature needs, further saves energy consumption, i.e., save energy consumption through the above way, subtracts again
The waste of energy is lacked；
2) in turning again to outdoor fresh air pipeline and wind pipe from a part of return air of drying shed discharge, due to return air
Fresh air is low than outdoor for humidity, return air is mixed the overall humidity for reducing gas with outdoor fresh air, and then reduce runner treatment
Area except humidity load, energy consumption is reduced, while reducing the waste of the relatively low return air of humidity.
Brief description of the drawings
Fig. 1 is the schematic diagram of embodiments in accordance with the present invention one；
Fig. 2 is the schematic diagram of embodiments in accordance with the present invention two.
Specific embodiment
Hereinafter describe for disclosing the present invention so that those skilled in the art can realize the present invention.It is excellent in below describing
Embodiment is selected to be only used as citing, it may occur to persons skilled in the art that other obvious modifications.
Embodiment one
A kind of energy-saving dehumidification system as shown in Figure 1, including dehumidifier and pass through indoor air supply duct 16 with dehumidifier
The drying shed 19 of connection, the dehumidifier is used to provide dry gas for drying shed 19.
The dehumidifier includes desiccant wheel 7, and the dehumidifier is disposed with the rotation direction of desiccant wheel 7
Runner treatment region 8, rotary wheel regeneration area 10 and runner cooling zone 9, it is right that the part that desiccant wheel 7 is located in runner treatment region 8 is used to
Gas to be dried therethrough is dried, and rotary wheel regeneration area 10 is used to regenerate the part that desiccant wheel 7 is located therein,
The runner cooling zone 9 is used to cool down the part that desiccant wheel 7 is located therein so that desiccant wheel 7 can reach more preferably
Effect on moisture extraction.The operation principle of runner treatment region 8, rotary wheel regeneration area 10 and runner cooling zone 9 belongs to prior art, herein
No longer describe in detail.
The air inlet of the runner treatment region 8 is connected with outdoor fresh air pipeline 1, and outdoor fresh air (gas to be dried) passes through room
Outer fresh air pipeline 1 enters into runner treatment region 8.Along the flow direction of outdoor fresh air, set gradually on outdoor fresh air pipeline 1
There are surface cooler 5, direct-expansion type evaporator 6 before fresh air air-valve 2, roughing efficiency air filter 3, preceding heater 4, water-cooled.The fresh air air-valve 2 is used
To adjust the intake of outdoor fresh air pipeline 1.The roughing efficiency air filter 3 is used to carry out dust larger in outdoor fresh air
Filter.The preceding heater 4 just puts into operation when only outdoor environment temperature is less than 0 DEG C in the winter time, is used to prevent surface cooler 5 before water-cooled
Internal freezing water freezing, by the heat exchange coil bursting by freezing of surface cooler before water-cooled 5.Surface cooler 5 is passed through cryogenic freezing before the water-cooled
Water is used to outdoor fresh air cooling and then pre-dehumidified, and the water temperature of chilled water is typically set in 6-7 DEG C, by surface cooler before water-cooled 5
Cool-down dehumidification treatment after, the temperature of outdoor fresh air can reach 10-13 degrees Celsius, and relative humidity is up to 95% or so.It is described straight
Swollen formula evaporator 6 is used to the further cooling of outdoor fresh air and dehumidifying, and then alleviates the temperature-lowering load of surface cooler 5 before water-cooled.
The air outlet of the runner treatment region 8 is connected with wind pipe, and wind pipe passes through indoor air supply duct 16 and does
Dry room 19 is connected, and treatment wind is disposed with wind pipe along the flow direction of dry wind (dried outdoor fresh air)
Machine 11, post-heater 12, water-cooled rear surface cooling device 13, air-supply medium effeciency filter 14, air-supply air-valve 15, the treatment blower fan 11 is room
The flowing of outer fresh air provides power, and the post-heater 12 and the collective effect of water-cooled rear surface cooling device 13 adjust the temperature of dry wind,
The air-supply medium effeciency filter 14 is used for the further filtering of dry wind, and the air-supply air-valve 15 can adjust dry in wind pipe
The flow of dry wind.
The drying shed 19 is provided with efficient air distributor 17, blasting high-efficiency mistake is provided with the efficient air distributor 17
Filter 18, the blasting high-efficiency filter 18 is used to further filter the dry wind in air supply duct 16.
It is located on the wind pipe between treatment blower fan 11 and post-heater 12 and is connected with cooling duct 28, the cooling
The other end of airduct 28 is connected to the air inlet of runner cooling zone 9, due to from treatment blower fan 11 discharge dry wind temperature compared with
Low, sub-fraction dry wind enters into the dehumidifying being pointed to behind runner cooling zone 9 in runner cooling zone 9 along cooling duct 28 and turns
Wheel 7 is cooled down.Cooling wind air-valve 29 is additionally provided with the cooling duct 28 to be used to adjust the cooling in cooling duct 28
The flow of wind and then the cooling effect of runner cooling zone 9 can be controlled.
Regeneration fresh air for being regenerated to desiccant wheel 7 enters into rotary wheel regeneration area 10 by regenerating fresh wind tube 31,
On flow direction along regeneration fresh air, regeneration fresh air roughing efficiency air filter 31, straight swollen is disposed with regeneration fresh wind tube 31
Formula condenser 33, heater 36, the regeneration fresh air roughing efficiency air filter 31 are used to filter regeneration fresh air, the direct-expansion type
Condenser 33 is used to preheat regeneration fresh air, and the heater 36 is used to regeneration fresh air is carried out heating and adds regeneration fresh air
Heat, due to the pre- heat effect of direct-expansion type condenser 33, reduces heater 36 and is heated to need by regeneration fresh air to the temperature for needing
The energy consumption of the temperature wanted.
Air outlet in the rotary wheel regeneration area 10 is connected with regenerative exhaust air pipeline 38, on the regenerative exhaust air pipeline 38
Regeneration blower fan 37 is provided with, place regenerates the power that blower fan 37 provides flowing for the regeneration fresh air.
It is connected with the position being located between direct-expansion type condenser 33 and heater 36 on the regeneration fresh air pipeline 31
Bypass airduct 34, the other end for bypassing airduct 34 is connected on regenerative exhaust air pipeline 38 and positioned at regeneration blower fan 37 and rotary wheel regeneration
Between area 10, and bypass air-valve 35 is provided with bypass airduct 34, the bypass air-valve 35 can adjust bypass airduct 34
In gas flow, and then the regeneration flow that enters into rotary wheel regeneration area 10 of fresh air can be adjusted.
The air outlet of the runner cooling zone 9 airduct 30 after runner is cooled down is connected with regeneration fresh wind tube 31, described turn
Airduct 30 is connected to the regeneration fresh wind tube 31 before heater 36 after wheel cooling.It is cold due to what is discharged from runner cooling zone 9
But air temperature is higher, even more than 100 DEG C, is passed into regenerate fresh air and further preheating in regeneration fresh wind tube 31, enters
And reduce the energy consumption of heater 36.
The direct-expansion type evaporator 6 is connected by two refrigeration pipings 40 respectively with direct-expansion type condenser 33, and wherein one
Compressor 39 is provided with individual refrigeration piping 40, throttling arrangement 41, the direct-expansion type are provided with another refrigeration piping 40
The refrigerant of evaporator 6 improves and enters refrigerator pipes from outdoor fresh air from absorbing heat and then reducing the temperature of outdoor fresh air
The temperature of the gas in road 40, gas in refrigeration piping 40 after compressor 39 further lifts temperature and pressure and then
To direct-expansion type condenser 33, the direct-expansion type condenser 33 carries out heat release to transfer heat to the gas in refrigeration piping 40
The preheating of regeneration fresh air and then realization regeneration fresh air.Gas in refrigeration piping 40 is entered into and entered in the refrigeration piping 40 of opposite side
And realize steam compression type refrigeration circulation.The throttling arrangement 41 is used to adjust the flow velocity of gas in whole circulation.
Drying shed return air inlet 21 is additionally provided with the drying shed 19, the drying shed return air inlet 21 passes through indoor return air pipe
24 are connected on the outdoor fresh air pipeline 1 between direct-expansion type evaporator 6 and runner treatment region 8, due to the air in drying shed 19
Fresh air is dried than outdoor, and it is mixed with outdoor fresh air can reduce the humidity of outdoor fresh air, and then reduces runner treatment region 8
Energy consumption.Further, drying shed return air air-valve 22 is provided with drying shed 19 and at drying shed return air inlet 21 to be used to adjust
Return air speed in indoor return air pipe 24.Also, fresh wind tube 24 is provided near one end of drying shed return air air-valve 22 indoors
Duct type booster fan 23, the duct type booster fan 23 is used to make the air pressure rate in indoor return air pipe 24 to be higher than extraneous gas
Pressure, can so avoid entering into indoor return air pipe 24 due to outside air, and then ensure the return air tool in indoor return air pipe 24
There is relatively low humidity, and then reduce the treatment load in rotary wheel dehumidifying area 8.It is provided with backwind tube 24 and the air-out indoors
The connected secondary returning airduct 27 of pipeline, one end that the secondary returning airduct 27 is connected with wind pipe is connected to runner treatment region 8
And treatment blower fan 11 between, a part of indoor return air is mixed by secondary returning airduct 27 with the dry wind discharged from runner treatment region 8
Close, avoid the waste of return air again while ensureing that dry wind has compared with low humidity, decrease the energy consumption of runner treatment region 8.
Backwind tube 24 is provided with primary retirn air valve 25 at the position of outdoor fresh air pipeline 1 indoors, is close in secondary returning airduct 27
Secondary returning air-valve 26 is provided with the position of wind pipe, can be adjusted by adjusting primary retirn air valve 25 and secondary returning air-valve 26
Return air enter the amount of outdoor fresh air pipeline 1 and wind pipe so that can adjust runner treatment region 8 except humidity load.
Air draft air-valve 20 is additionally provided with the drying shed 19, when the return air in drying shed 19 can not in time from interior
Backwind tube 24 can be such that return air is discharged from air draft air-valve 20 when discharging by opening air draft air-valve 20.
Embodiment two
As shown in Fig. 2 embodiment two is in addition to including all technical characteristics of embodiment one, also including handpiece Water Chilling Units 42,
The delivery port of the handpiece Water Chilling Units 42 passes through preceding surface cooler high temperature chilled water feed pipe 43 and rear surface cooling device high temperature chilled water respectively
Feed pipe 44 is connected with the water inlet of surface cooler before water-cooled 5 and water-cooled rear surface cooling device 13, the water inlet point of the handpiece Water Chilling Units 42
Not by surface cooler 5 before preceding surface cooler high temperature chilled water return pipe 45 and rear surface cooling device high temperature chilled water return pipe 46 and water-cooled and
The delivery port connection of water-cooled rear surface cooling device 13.Due to the introducing of direct-expansion type evaporator 6, surface cooler 5 can use higher temperatures before water-cooled
The chilled water of degree, simultaneously as the effect of water-cooled rear surface cooling device 13 is only regulation wind pushing temperature, it is not necessary to dehumidify, it is also possible to same
Step uses the chilled water of higher temperature.Surface cooler 5 and water-cooled rear surface cooling device 13 use same set of handpiece Water Chilling Units 42, freezing before water-cooled
The supply water temperature of water can bring up to 10-12 DEG C by conventional 6-7 DEG C, and the raising of freezing temperature is conducive to improving handpiece Water Chilling Units 42
Efficiency, reduce system energy consumption.
General principle of the invention, principal character and advantages of the present invention has been shown and described above.The technology of the industry
Personnel it should be appreciated that the present invention is not limited to the above embodiments, the simply present invention described in above-described embodiment and specification
Principle, various changes and modifications of the present invention are possible without departing from the spirit and scope of the present invention, these change and
Improvement is both fallen within the range of claimed invention.The protection domain of application claims by appending claims and its
Equivalent is defined.
Claims (10)
1. a kind of energy-saving dehumidification system, including dehumidifier and drying shed, the dehumidifier include along desiccant wheel direction according to
The runner treatment region of secondary setting, rotary wheel regeneration area and runner cooling zone, the air outlet of the runner treatment region pass through wind pipe
It is connected with drying shed, the air inlet in the rotary wheel regeneration area is provided with the regeneration fresh wind tube for entering for regeneration fresh air, it is special
Levy and be, the air inlet of the runner cooling zone is connected to the wind pipe by cooling duct, the runner cooling zone
Air outlet airduct after runner is cooled down is connected with regeneration fresh wind tube.
2. a kind of energy-saving dehumidification system according to claim 1, it is characterised in that the air inlet of the runner treatment region
The outdoor fresh air pipe entered for outdoor fresh air is connected with, along the flow direction of outdoor fresh air, is set successively on outdoor fresh air pipe
It is equipped with surface cooler and direct-expansion type evaporator before water-cooled.
3. a kind of energy-saving dehumidification system according to claim 2, it is characterised in that along the side for regenerating new wind flow
To, direct-expansion type condenser and heater are disposed with the regeneration fresh wind tube, airduct is new with regeneration after the runner cooling
The junction of airduct is located between direct-expansion type condenser and heater.
4. a kind of energy-saving dehumidification system according to claim 3, it is characterised in that the outlet of the direct-expansion type evaporator
Mouth is connected by a refrigeration piping with the air inlet of direct-expansion type condenser, and the gas outlet of the direct-expansion type condenser is by another system
Cold pipeline is connected with the air inlet of direct-expansion type evaporator.
5. a kind of energy-saving dehumidification system according to claim 4, it is characterised in that set on a refrigeration piping
There is compressor.
6. a kind of energy-saving dehumidification system according to claim 5, it is characterised in that on the regeneration airduct and positioned at straight
One end that cooling wind bypasses airduct is connected between swollen formula condenser and heater, the other end of cooling wind bypass airduct is connected to
On the regenerative exhaust air pipeline being connected with the air outlet in rotary wheel regeneration area, bypass wind is provided with the cooling wind by-pass line
Valve.
7. a kind of energy-saving dehumidification system according to claim 2, it is characterised in that the drying shed passes through indoor return air
Pipe is connected with the outdoor fresh air pipe in dehumidifier, and indoor return air pipe steams in the position that outdoor fresh air pipe is connected positioned at direct-expansion type
After hair device, duct type booster fan is provided with the indoor return air pipe.
8. a kind of energy-saving dehumidification system according to claim 7, it is characterised in that connected on the indoor return air pipe
There is the secondary returning airduct communicated with the wind pipe.
9. a kind of energy-saving dehumidification system according to claim 8, it is characterised in that backwind tube and secondary return air indoors
Air returning valve is provided with pipe, and two air returning valves are arranged in parallel.
10. a kind of energy-saving dehumidification system according to claim 2, it is characterised in that be provided with the discharge pipe
Water-cooled rear surface cooling device, the preceding surface cooler of water-cooled and rear cold rear surface cooling device are connected with same handpiece Water Chilling Units.
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| CN201710227179.8A CN106931551A (en) | 2017-04-10 | 2017-04-10 | A kind of energy-saving dehumidification system |
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| CN201710227179.8A CN106931551A (en) | 2017-04-10 | 2017-04-10 | A kind of energy-saving dehumidification system |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108131734A (en) * | 2018-01-15 | 2018-06-08 | 上海云懋空气处理设备有限公司 | A kind of temperature, the low dew point dehumidification system energy saver of hygroscopic water control |
| CN109028401A (en) * | 2018-07-23 | 2018-12-18 | 中国航空规划设计研究总院有限公司 | A kind of airflow circulating system between lithium battery high temperature chemical conversion |
| CN109099647A (en) * | 2018-08-23 | 2018-12-28 | 埃洛普(广东)空调科技有限公司 | Drying room |
| CN111473502A (en) * | 2020-04-28 | 2020-07-31 | 多乐空气处理设备（苏州）有限公司 | Fresh air energy-saving system with efficient heat recovery |
| CN111473501A (en) * | 2020-04-28 | 2020-07-31 | 多乐空气处理设备（苏州）有限公司 | Cold and hot balance system of cold and hot water three-purpose unit |
| CN114353234A (en) * | 2022-01-12 | 2022-04-15 | 核工业西南勘察设计研究院有限公司 | Heat recovery device and heat recovery method for fresh air system |
| CN115419958A (en) * | 2022-11-04 | 2022-12-02 | 浙江捷峰环境科技有限公司 | Combined dehumidification system and method of fresh air double-rotor and full-return-air single-rotor dehumidifier |
| CN116839112A (en) * | 2023-06-19 | 2023-10-03 | 钹鑫科技(上海)股份有限公司 | Operation method and equipment of air purification, dehumidification and separation system |
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| CN108131734A (en) * | 2018-01-15 | 2018-06-08 | 上海云懋空气处理设备有限公司 | A kind of temperature, the low dew point dehumidification system energy saver of hygroscopic water control |
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| CN111473502A (en) * | 2020-04-28 | 2020-07-31 | 多乐空气处理设备（苏州）有限公司 | Fresh air energy-saving system with efficient heat recovery |
| CN111473501A (en) * | 2020-04-28 | 2020-07-31 | 多乐空气处理设备（苏州）有限公司 | Cold and hot balance system of cold and hot water three-purpose unit |
| CN114353234A (en) * | 2022-01-12 | 2022-04-15 | 核工业西南勘察设计研究院有限公司 | Heat recovery device and heat recovery method for fresh air system |
| CN115419958A (en) * | 2022-11-04 | 2022-12-02 | 浙江捷峰环境科技有限公司 | Combined dehumidification system and method of fresh air double-rotor and full-return-air single-rotor dehumidifier |
| CN116839112A (en) * | 2023-06-19 | 2023-10-03 | 钹鑫科技(上海)股份有限公司 | Operation method and equipment of air purification, dehumidification and separation system |
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