CN107575968A - Indirect evaporating-cooling and the compound large space displacement ventilation system of recuperation of heat - Google Patents
Indirect evaporating-cooling and the compound large space displacement ventilation system of recuperation of heat Download PDFInfo
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- CN107575968A CN107575968A CN201710748155.7A CN201710748155A CN107575968A CN 107575968 A CN107575968 A CN 107575968A CN 201710748155 A CN201710748155 A CN 201710748155A CN 107575968 A CN107575968 A CN 107575968A
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- air
- large space
- heat
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- recuperation
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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]
- Y02B30/54—Free-cooling systems
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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
Indirect evaporating-cooling disclosed by the invention and the compound large space displacement ventilation system of recuperation of heat, include two-stage vertical pipe type indirect evaporating-cooling air-conditioner set, plate-fin heat recovery type fresh air unit and the displaced type blower being sequentially connected, and two-stage vertical pipe type indirect evaporating-cooling air-conditioner set and plate-fin heat recovery type fresh air unit are embedded in the subsurface in large space, displaced type blower is arranged on the ground in large space, and below personnel activity region 2m is blown.The large space displacement ventilation system of the present invention, can optimize the air current composition in large space under low energy consumption.
Description
Technical field
The invention belongs to air-conditioning system technical field, and in particular to compound tall and big of a kind of indirect evaporating-cooling and recuperation of heat
Space displacement ventilation system.
Background technology
The place of the large spaces such as airport lounge, Waiting Lounge and station, the interior space are up to more than ten meters even tens
Rice, and the zone of action of people focuses mostly on apart from the place on 2 meters or so of ground.Such place uses the air conditioner of full air more
System, by the spherical air port of jet to being blown in space.In fact, existing large space needs wind to be processed with air-conditioning system
Amount is very big, and often energy consumption is huge.Further, since density of stream of people is big in the place of large space, how the gas inside reasonably optimizing
Stream tissue is also to need to draw attention.
The content of the invention
It is an object of the invention to provide a kind of indirect evaporating-cooling and the compound large space replacement aeration of recuperation of heat
System, the air current composition in large space can be optimized under low energy consumption.
The technical solution adopted in the present invention is indirect evaporating-cooling and the compound large space replacement aeration of recuperation of heat
System, include the two-stage vertical pipe type indirect evaporating-cooling air-conditioner set being sequentially connected, plate-fin heat recovery type fresh air unit and
Displaced type blower, and two-stage vertical pipe type indirect evaporating-cooling air-conditioner set and plate-fin heat recovery type fresh air unit are embedded in
Subsurface in large space, displaced type blower are arranged on the ground in large space, to below personnel activity region 2m
Blown.
The features of the present invention also resides in：
Two-stage vertical pipe type indirect evaporating-cooling air-conditioner set, include machine unit shell, be provided with the side wall of machine unit shell one
Fresh wind port, it is cold that according to air into rear flow direction low efficient filter screen, vertical pipe type indirect evaporation are disposed with machine unit shell
But device, double filler levels and pressure fan；Machine unit shell top corresponding to above standpipe type indirect evaporation cooler
Secondary Air exhaust outlet is provided with wall；Pressure fan passes sequentially through air-supply runner, air-supply airduct a and plate-fin heat recovery type fresh air machine
Group connection.
Plate-fin heat recovery type fresh air unit, include housing, be respectively arranged with return air inlet in a side wall of housing, send
Air port, air-supply window, ventilation window are respectively arranged with another side wall of housing on the other side, and being respectively arranged with plate-fin in housing changes
Hot device, exhaust fan；Return air inlet in large space by return air airduct with being connected, and air outlet is connected with air-supply airduct a, air draft
Window connects air draft airduct, and air-supply window passes through airduct b and the displaced type blower of blowing.
Air outlet is provided with each side wall of displaced type blower.
Air outlet is air grille.
Air-valve is provided with fresh wind port.
Secondary exhausting machine is provided with Secondary Air exhaust outlet.
Standpipe type indirect evaporation cooler, include vertical heat exchanging pipe group, water distribution is provided with above vertical heat exchanging pipe group
Device a, cyclic water tank a is provided with below vertical heat exchanging pipe group, and form air channel between vertical heat exchanging Guan Zuyu cyclic water tanks a；
Water-locator a is connected by water pipe a with cyclic water tank a, and water circulating pump a is provided with water pipe a.
Double filler levels, include filler unit, and filler unit is by the filler a, the filler b that are arranged side by side
Form, and interval is provided between filler a and filler b；Water-locator b is provided with above filler unit；The lower section of filler unit
It is provided with cyclic water tank b；Water-locator b is connected by water pipe b with cyclic water tank b, and water circulating pump b is provided with water pipe b.
Filler a and filler b is plant fiber stuffing.
The beneficial effects of the present invention are：
(1) large space displacement ventilation system of the invention, using two-stage vertical pipe type indirect evaporating-cooling air-conditioner set
Fresh air is pre-processed, dry air energy can be fully applied in Arid Areas such as northwests, the energy consumption of whole system can be reduced；
(2) large space displacement ventilation system of the invention, using plate-fin heat recovery type fresh air unit to tall and big sky
In air draft carry out heat recovery, the temperature of outgoing air in large space is than relatively low, by fully carrying out energy to these air
Recovery, the energy consumption of system can be reduced；
(3) when large space of the invention is run with displacement ventilation system, through two-stage vertical pipe type indirect evaporating-cooling air-conditioning
Fresh air after unit and the processing of plate-fin heat recovery type fresh air unit is sent into by permutation ventilator to be up in space, and the displacement is led to
Wind device is fully passed through the air after processing only to being blown below the height of 2 meters of personnel activity region to the region of personnel activity,
The air quality that can be obviously improved in large space；
(4) large space displacement ventilation system of the invention, in two-stage vertical pipe type indirect evaporating-cooling air-conditioner set
Filler unit employs two pieces of plant fiber stuffings, can be to the further purification of fresh air, filtering；Stayed between two pieces of plant fiber stuffings
There is certain space, the ladder processing to air can be realized, air is sufficiently carried out with moisture film at plant fiber stuffing
Hot and humid area, so as to improve the cooling humidifying effect to air；
(5) large space displacement ventilation system of the invention, for the purpose of energy-conservation, economy and usability, energy consumption
It is low and the air current composition in large space can be optimized.
Brief description of the drawings
Fig. 1 is the structural representation of the large space displacement ventilation system of the present invention.
In figure, 1. fresh wind ports, 2. air-valves, 3. low efficient filter screens, 4. vertical pipe type set of heat exchange tubes, 5. cyclic water tank a, 6. circulations
Water pump a, 7. water pipe a, 8. water-locator a, 9. Secondary Air exhaust outlets, 10. secondary exhausting machines, 11. filler a, 12. filler b, 13. follow
Ring water tank b, 14. water circulating pump b, 15. water pipe b, 16. water-locator b, 17. pressure fan, 18. air-supply airduct a, 19. plate fin heat-exchangings
Device, 20. return air airducts, 21. air-supply airduct b, 22. exhaust fans, 23. air draft airducts, 24. displaced type blowers, 25. grid wind
Mouthful.
Embodiment
The present invention is described in detail with reference to the accompanying drawings and detailed description.
Indirect evaporating-cooling of the present invention and the compound large space displacement ventilation system of recuperation of heat, as shown in figure 1, including
There are the two-stage vertical pipe type indirect evaporating-cooling air-conditioner set being sequentially connected, plate-fin heat recovery type fresh air unit and displaced type air-supply
Device 24, and two-stage vertical pipe type indirect evaporating-cooling air-conditioner set and plate-fin heat recovery type fresh air unit are embedded in large space
Interior subsurface, displaced type blower 24 are arranged on the ground in large space, and below personnel activity region 2m is sent
Wind.
Two-stage vertical pipe type indirect evaporating-cooling air-conditioner set, as shown in figure 1, include machine unit shell, machine unit shell side
Fresh wind port 1 is provided with wall, machine unit shell is interior to be disposed with low efficient filter screen 3, standpipe according to air into rear flow direction
Formula indirect evaporation cooler, double filler levels and pressure fan 17, standpipe type indirect evaporation cooler top are right
Be provided with Secondary Air exhaust outlet 9 on the machine unit shell roof answered, pressure fan 17 pass sequentially through air-supply runner, air-supply airduct a18 with
Plate-fin heat recovery type fresh air unit connects.
Air-valve 2 is provided with fresh wind port 1.
Secondary exhausting machine 10 is provided with Secondary Air exhaust outlet 9.
Standpipe type indirect evaporation cooler, as shown in figure 1, include vertical heat exchanging pipe group 4, vertical heat exchanging pipe group 4 it is upper
Side is provided with water-locator a8, and the lower section of vertical heat exchanging pipe group 4 is provided with cyclic water tank a5, and vertical heat exchanging pipe group 4 and recirculated water
Air channel is formed between case a5；Water-locator a8 is connected by water pipe a7 with cyclic water tank a5, and water circulating pump a6 is provided with water pipe a7.
Vertical heat exchanging pipe group 4 is made up of the more heat exchanger tubes being vertically arranged.
Water-locator a8 is made up of water distributor and multiple nozzles for being uniformly arranged on water distributor and spraying downwards, water distributor
It is connected with water pipe a7.
Double filler levels, as shown in figure 1, including filler unit, the filler unit is by being arranged side by side
Filler a11, filler b12 form, and interval is provided between filler a11 and filler b12；Cloth is provided with above filler unit
Hydrophone b16；Cyclic water tank b13 is provided with below filler unit；Water-locator b16 is connected by water pipe b15 and cyclic water tank b13
Connect, water circulating pump b14 is provided with water pipe b15.
Filler a11 and filler b12 is plant fiber stuffing.
Water-locator b16 by shower and it is multiple be uniformly arranged on shower and respectively for filler a11, filler b12 spray
The shower nozzle of leaching is formed.
Plate-fin heat recovery type fresh air unit, as illustrated, including housing, it is respectively arranged with back in a side wall of housing
Wind entrance, air outlet, air-supply window, ventilation window are respectively arranged with another side wall of housing on the other side, is set respectively in housing
There are plate-fin heat exchanger 19, exhaust fan 22；Return air inlet in large space by return air airduct 20 with connecting, and air outlet is with sending
The a18 connections of wind airduct, ventilation window connection air draft airduct 23, air-supply window passes through airduct b21 and the displaced type blower 24 of blowing.
As shown in figure 1, being provided with air outlet in each side wall of displaced type blower 24, air outlet is air grille
25。
Indirect evaporating-cooling of the present invention and the compound large space displacement ventilation system of recuperation of heat, workflow be：
(1) air-supply process：
Outdoor fresh air enters inside two-stage vertical pipe type indirect evaporating-cooling air-conditioner set through fresh wind port 1, through low efficient filter screen 3
Entered after filtering in standpipe type indirect evaporation cooler carry out etc. it is clammy but, enter back into double material filling type direct evaporating-coolings afterwards
In device, hot and humid area is carried out with the water sprayed through water-locator b16 at filler a11 and filler b12, the air after processing exists
Enter in the presence of pressure fan 17 along air-supply runner in air-supply airduct a18, then plate-fin recovery type heat is sent into by air-supply airduct a18
In Fresh air handling units；At the same time the air draft in large space is introduced in plate-fin heat recovery type fresh air unit by return air airduct 20
(temperature of outgoing air in large space, by fully carrying out energy regenerating to these air, can reduce the energy consumption of system than relatively low),
After the heat of air draft in the air recovery large space of two-stage vertical pipe type indirect evaporating-cooling air-conditioner set processing, pass through displacement
Ventilator 24 is sent into fresh air in the region of personnel activity.
(2) air draft process：
Air draft in large space enters in plate-fin heat recovery type fresh air unit through return air airduct 20, through plate fin heat-exchanging
Device 19 is handled, then is discharged in the presence of exhaust fan 22 through air draft airduct 23.
(3) the water system course of work：
Recirculated water in cyclic water tank a5 is sent into water-locator a8 under water circulating pump a6 dynamic action along water pipe a7, by
Water-locator a8 treats air here after the completion of hot and humid area by Water spray on every heat exchanger tube in vertical pipe type set of heat exchange tubes,
A part of water is taken away with air, and another part water is flowed into cyclic water tank a5, is moved in circles；
Dynamic action of the recirculated water in water circulating pump b14 in cyclic water tank b13 is sent in water-locator b16 along water pipe b15,
Water is sprayed respectively by water-locator b16 moisture film is formed on filler a11, filler b12, a part of water is taken away with air, another portion
Divide water to be flowed into respectively along filler a11, filler b12 along cyclic water tank b13, move in circles.
Indirect evaporating-cooling of the present invention and the compound large space displacement ventilation system of recuperation of heat, with energy-conservation, economy
And for the purpose of usability, energy consumption is low and can optimize the air current composition in large space.
Claims (10)
1. indirect evaporating-cooling and the compound large space displacement ventilation system of recuperation of heat, it is characterised in that include successively
Two-stage vertical pipe type indirect evaporating-cooling air-conditioner set, plate-fin heat recovery type fresh air unit and the displaced type blower of connection
(24), and the two-stage vertical pipe type indirect evaporating-cooling air-conditioner set and plate-fin heat recovery type fresh air unit be embedded in it is tall and big
Subsurface in space, the displaced type blower (24) is arranged on the ground in large space, to personnel activity region 2m
Blown below.
2. indirect evaporating-cooling according to claim 1 and the compound large space displacement ventilation system of recuperation of heat, its
It is characterised by, the two-stage vertical pipe type indirect evaporating-cooling air-conditioner set, includes machine unit shell, the side wall of machine unit shell one
On be provided with fresh wind port (1), is disposed with low efficient filter screen into rear flow direction according to air in the machine unit shell
(3), standpipe type indirect evaporation cooler, double filler levels and pressure fan (17)；
Corresponding to above the standpipe type indirect evaporation cooler Secondary Air exhaust outlet (9) is provided with machine unit shell roof；
The pressure fan (17) passes sequentially through air-supply runner, air-supply airduct a (18) is connected with plate-fin heat recovery type fresh air unit.
3. indirect evaporating-cooling according to claim 2 and the compound large space displacement ventilation system of recuperation of heat, its
It is characterised by, the plate-fin heat recovery type fresh air unit, includes housing, be respectively arranged with back in a side wall of the housing
Wind entrance, air outlet, are respectively arranged with air-supply window, ventilation window in another side wall of housing on the other side, in the housing respectively
It is provided with plate-fin heat exchanger (19), exhaust fan (22)；
By return air airduct (20) with being connected in large space, the air outlet connects the return air inlet with air-supply airduct a (18)
Connect, the ventilation window connection air draft airduct (23), the air-supply window passes through airduct b (21) and the displaced type blower (24) of blowing.
4. indirect evaporating-cooling and the compound large space displacement ventilation system of recuperation of heat according to claim 1 or 3,
Characterized in that, it is provided with air outlet in each side wall of the displaced type blower (24).
5. indirect evaporating-cooling according to claim 4 and the compound large space displacement ventilation system of recuperation of heat, its
It is characterised by, the air outlet is air grille (25).
6. indirect evaporating-cooling according to claim 2 and the compound large space displacement ventilation system of recuperation of heat, its
It is characterised by, air-valve (2) is provided with the fresh wind port (1).
7. indirect evaporating-cooling according to claim 2 and the compound large space displacement ventilation system of recuperation of heat, its
It is characterised by, secondary exhausting machine (10) is provided with the Secondary Air exhaust outlet (9).
8. indirect evaporating-cooling according to claim 2 and the compound large space displacement ventilation system of recuperation of heat, its
It is characterised by, the standpipe type indirect evaporation cooler, includes vertical heat exchanging pipe group (4), the vertical heat exchanging pipe group (4)
Top is provided with water-locator a (8), is provided with cyclic water tank a (5) below the vertical heat exchanging pipe group (4), and described vertical changes
Air channel is formed between heat pipe heat (4) and cyclic water tank a (5)；
The water-locator a (8) is connected by water pipe a (7) with cyclic water tank a (5), and water circulating pump is provided with the water pipe a (7)
a(6)。
9. indirect evaporating-cooling according to claim 2 and the compound large space displacement ventilation system of recuperation of heat, its
It is characterised by that double filler levels include filler unit, the filler unit is filled out by what is be arranged side by side
Expect that a (11), filler b (12) are formed, and interval is provided between the filler a (11) and filler b (12)；
Water-locator b (16) is provided with above the filler unit；
Cyclic water tank b (13) is provided with below the filler unit；
The water-locator b (16) is connected by water pipe b (15) with cyclic water tank b (13), and circulation is provided with the water pipe b (15)
Water pump b (14).
10. indirect evaporating-cooling according to claim 9 and the compound large space displacement ventilation system of recuperation of heat, its
It is characterised by, the filler a (11) and filler b (12) are plant fiber stuffing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710748155.7A CN107575968A (en) | 2017-08-28 | 2017-08-28 | Indirect evaporating-cooling and the compound large space displacement ventilation system of recuperation of heat |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710748155.7A CN107575968A (en) | 2017-08-28 | 2017-08-28 | Indirect evaporating-cooling and the compound large space displacement ventilation system of recuperation of heat |
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| Publication Number | Publication Date |
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| CN107575968A true CN107575968A (en) | 2018-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710748155.7A Pending CN107575968A (en) | 2017-08-28 | 2017-08-28 | Indirect evaporating-cooling and the compound large space displacement ventilation system of recuperation of heat |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109282366A (en) * | 2018-08-23 | 2019-01-29 | 中国建筑西北设计研究院有限公司 | A kind of air-conditioning end system for large space |
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| JPH10288386A (en) * | 1997-04-16 | 1998-10-27 | Mitsubishi Electric Corp | Air-conditioning device |
| CN104456792A (en) * | 2014-11-20 | 2015-03-25 | 西安工程大学 | Large and small textile mill environment self-adaptation air conditioner with absorption refrigeration and evaporation cooling combined |
| CN104534584A (en) * | 2014-12-03 | 2015-04-22 | 西安工程大学 | Air conditioning system combining evaporating cooling and evaporating condensing for large/ small subway environment |
| CN105627463A (en) * | 2016-02-18 | 2016-06-01 | 西安工程大学 | Evaporative cooling stratified air-conditioning system suitable for high big building |
| CN205383723U (en) * | 2016-02-26 | 2016-07-13 | 无锡市天兴净化空调设备有限公司 | Energy -saving evaporation cooling formula central air conditioning unit |
| CN207230840U (en) * | 2017-08-28 | 2018-04-13 | 西安工程大学 | Indirect evaporating-cooling recuperation of heat associative form large space displacement ventilation system |
-
2017
- 2017-08-28 CN CN201710748155.7A patent/CN107575968A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10288386A (en) * | 1997-04-16 | 1998-10-27 | Mitsubishi Electric Corp | Air-conditioning device |
| CN104456792A (en) * | 2014-11-20 | 2015-03-25 | 西安工程大学 | Large and small textile mill environment self-adaptation air conditioner with absorption refrigeration and evaporation cooling combined |
| CN104534584A (en) * | 2014-12-03 | 2015-04-22 | 西安工程大学 | Air conditioning system combining evaporating cooling and evaporating condensing for large/ small subway environment |
| CN105627463A (en) * | 2016-02-18 | 2016-06-01 | 西安工程大学 | Evaporative cooling stratified air-conditioning system suitable for high big building |
| CN205383723U (en) * | 2016-02-26 | 2016-07-13 | 无锡市天兴净化空调设备有限公司 | Energy -saving evaporation cooling formula central air conditioning unit |
| CN207230840U (en) * | 2017-08-28 | 2018-04-13 | 西安工程大学 | Indirect evaporating-cooling recuperation of heat associative form large space displacement ventilation system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109282366A (en) * | 2018-08-23 | 2019-01-29 | 中国建筑西北设计研究院有限公司 | A kind of air-conditioning end system for large space |
| WO2020037836A1 (en) * | 2018-08-23 | 2020-02-27 | 中国建筑西北设计研究院有限公司 | New-type air conditioning terminal system for high and large spaces |
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