CN107178849A - A kind of straight swollen air-conditioning system of subway station evaporation cooling - Google Patents
A kind of straight swollen air-conditioning system of subway station evaporation cooling Download PDFInfo
- Publication number
- CN107178849A CN107178849A CN201710475260.8A CN201710475260A CN107178849A CN 107178849 A CN107178849 A CN 107178849A CN 201710475260 A CN201710475260 A CN 201710475260A CN 107178849 A CN107178849 A CN 107178849A
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- Prior art keywords
- air
- subway station
- conditioning system
- evaporation
- straight swollen
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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
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/0035—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using evaporation
-
- 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
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/40—Geothermal heat-pumps
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention discloses a kind of straight swollen air-conditioning system of subway station evaporation cooling, the air-conditioning system includes being arranged at the compressor set of subway station public area and multiple is arranged in parallel direct-expansion type air-treatment unit, electronic throttle device, and the evaporation-cooled device being arranged at outside each gateway of subway station；The entrance of above-mentioned evaporation-cooled device connects the outlet of compressor set, the outlet of evaporation-cooled device is connected to the entrance of the above-mentioned multiple direct-expansion type air-treatment units being arranged in parallel by electronic throttle device, and the entrance of compressor set is connected after the outlet of each above-mentioned direct-expansion type air-treatment unit is in parallel.The air-conditioning system that the present invention is provided eliminates the cooling tower and water cooled chiller in traditional subway station air-conditioning system by setting evaporation-cooled device to realize the heat for carrying high temperature liquid refrigerant directly row outwardly air.
Description
Technical field
The present invention relates to air-conditioning equipment field, more particularly to a kind of straight swollen air-conditioning system of subway station evaporation cooling.
Background technology
Traditional subway station air conditioner uses " water cooled chiller+cooling tower+unitary air handling unit " system, the tradition
System has following deficiency：First, cooling tower takes ground location destruction urban landscape and disturbed residents, being built subway station in urban human more
The larger bustling location of mouth density, sets cooling tower to destroy urban landscape and causes daily to neighbouring resident on the ground in the location
Life is impacted with rest；Second, the water cooled chiller in legacy system need to be taken outside subway station civil engineering air channel it is special
Computer room, increase civil engineering excavation project amount and construction investment；Third, traditional " water cooled chiller+cooling tower+combined type air conditioner
Group " needs to excavate fresh flue, exhausting duct in underground, need to be the sending of air conditioner in fresh air booth, air draft booth etc. on ground, air draft system
The substantial amounts of engineering of system input is with taking up an area.
It can be seen that, prior art could be improved and improve.
The content of the invention
In view of in place of above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of evaporation cooling of subway station is straight swollen
Air-conditioning system, it is intended to which solving subway station air-conditioning system in the prior art needs the extra cooling tower and water cooled chiller built to need
The technical problem of Special machine room is taken outside subway station civil engineering air channel.
In order to achieve the above object, this invention takes following technical scheme：
A kind of straight swollen air-conditioning system of subway station evaporation cooling, including for be arranged on subway station public area compressor set and
It is multiple to be arranged in parallel direct-expansion type air-treatment unit, electronic throttle device, and the steaming for being arranged at outside subway station gateway
Send out cooling device；The entrance of the evaporation-cooled device is connected to the outlet of the compressor set, the evaporation-cooled device
Outlet the entrances of the multiple direct-expansion type air-treatment units being arranged in parallel, each direct-expansion type are connected to by electronic throttle device
The entrance of compressor set is connected after the outlet of air-treatment unit is in parallel.
In the described straight swollen air-conditioning system of subway station evaporation cooling, the evaporation-cooled device goes out for being arranged at subway station
On the top cover of entrance；The evaporation-cooled device includes the multiple evaporative condensers being arranged in parallel.
In the described straight swollen air-conditioning system of subway station evaporation cooling, each described evaporative condenser includes a case respectively
Body, is arranged at the plate type heat exchanger in casing, the high-pressure fog spray-head above plate type heat exchanger, under plate type heat exchanger
The water leg and water pump of side, and it is arranged at array way multiple axial flow blowers of casing top；Open respectively the both sides of casing
Provided with multiple air ports.
In the described straight swollen air-conditioning system of subway station evaporation cooling, the top of each casing is respectively arranged with two row axles
Flow fan, each row have been equally spaced 4 axial flow blowers；One is offered respectively at each axial flow blower of the both sides correspondence of casing
Individual air port.
In the described straight swollen air-conditioning system of subway station evaporation cooling, each direct-expansion type air processing machine group includes one respectively
The housing of cuboid, the heat exchanger tube being arranged in housing and at least one pressure fan；The front end of housing is provided with air outlet, shell
The rear end of body is provided with return air inlet.
In the described straight swollen air-conditioning system of subway station evaporation cooling, the air outlet is multiple efflux nozzles.
In the described straight swollen air-conditioning system of subway station evaporation cooling, each described direct-expansion type air-treatment unit is in subway station
Public area is arranged symmetrically.
In the described straight swollen air-conditioning system of subway station evaporation cooling, the compressor set includes one piece of bottom plate, is arranged at
Gas-liquid separator, compressor and refrigerant distributing device on the bottom plate and be sequentially connected, and control cabinet；In the control cabinet
It is provided with the controller for controlling operation of air conditioner；The outlet of each direct-expansion type air-treatment unit is connected in parallel to gas-liquid separator
Entrance, the entrance of each evaporative condenser is connected in parallel to the entrance of refrigerant distributing device；Compressor, each straight swollen air-treatment
Unit and each evaporative condenser are electrically connected with controller respectively.
In the described straight swollen air-conditioning system of subway station evaporation cooling, each gateway of subway station is respectively arranged with least one
Air blower.
Beneficial effect：
The present invention realizes that the heat for carrying high temperature liquid refrigerant directly row is outwardly big by setting evaporation-cooled device
Gas, eliminates the cooling tower and water cooled chiller in traditional subway station air-conditioning system；Save cooling tower and water cooling is cold
The building site of water dispenser group, the problems such as it also avoid disturbing residents and spoiling the fun during cooling tower operation；By setting direct-expansion type air
Unit is handled, realizes and directly cooling, dehumidification treatments is carried out to the air of subway station public area.
Brief description of the drawings
The fundamental diagram for the straight swollen air-conditioning system of subway station evaporation cooling that Fig. 1 provides for the present invention.
Fig. 2 is the structural representation of the straight swollen air-conditioning system of subway station evaporation cooling provided for the present invention.
In the straight swollen air-conditioning system of subway station evaporation cooling that Fig. 3 provides for the present invention, the arrangement signal of evaporation-cooled device
Figure.
In the straight swollen air-conditioning system of subway station evaporation cooling that Fig. 4 provides for the present invention, the front view of evaporative condenser.
In the straight swollen air-conditioning system of subway station evaporation cooling that Fig. 5 provides for the present invention, the top view of evaporative condenser.
In the straight swollen air-conditioning system of subway station evaporation cooling that Fig. 6 provides for the present invention, the knot of direct-expansion type air-treatment unit
Structure schematic diagram.
In the straight swollen air-conditioning system of subway station evaporation cooling that Fig. 7 provides for the present invention, the structural representation of compressor set.
Embodiment
The present invention provides a kind of evaporation cooling of subway station straight swollen air-conditioning system, for make the purpose of the present invention, technical scheme and
Effect is clearer, clear and definite, and the present invention is described in more detail for the embodiment that develops simultaneously referring to the drawings.It should be appreciated that herein
Described specific embodiment only to explain the present invention, is not intended to limit the present invention.
Fig. 1 to Fig. 7 is referred to, the present invention provides a kind of straight swollen air-conditioning system of subway station evaporation cooling.
Referring initially to Fig. 1 and Fig. 2, the straight swollen air-conditioning system of subway station evaporation cooling includes being used to be arranged on subway station
The compressor set 110 of public area 902 and it is multiple be arranged in parallel direct-expansion type air-treatment unit 40, electronic throttle device 30, with
And the evaporation-cooled device 2 for being arranged at outside subway station gateway 901；The entrance of the evaporation-cooled device 2 is connected to institute
The outlet of compressor set 10 is stated, the outlet of the evaporation-cooled device 2 is connected to by electronic throttle device 30 to be arranged in parallel
Multiple direct-expansion type air-treatment units 40 entrance, connect compression after the outlet of each direct-expansion type air-treatment unit 40 is in parallel
The entrance of machine device 10.
The workflow of the air-conditioning system described briefly below, by taking refrigeration as an example：Gaseous refrigerant after compression is conveyed respectively
Evaporation-cooled device outside to each gateway carries out condensation the heat of carrying is transferred in the air on the outside of gateway；
Condensed refrigerant enters evaporation of being absorbed heat in each direct-expansion type air-treatment unit after being throttled through electronic throttle device, so that
Obtain subway station public area 902（It is commonly called as big system）Air be able to cool and dehumidify, the air after cooling can flow to subway station
Equipment and Service center air conditioner region 903（It is commonly called as mini system）And annular space computer room 904 etc..As can be seen here, by upper
State setting, the heat row that evaporation-cooled device directly carries refrigerant outwardly air, it is to avoid setting cooling tower, it is to avoid
Cooling tower run when the problem of causing to disturb residents.Meanwhile, the system need not use traditional cold water water chiller, therefore save
The Special machine room and construction land of cold water water chiller.In addition, the system can be passed through certainly by each gateway and passage
Right convection current or force ventilation mode, realize the discharge of Leads to new breeze and subway station inner air, it is ensured that subway station environmental degree of comfort,
No longer need to be in the Underground Space Excavation fresh flue of subway station, exhausting duct, it is not necessary to take ground air conditioner and fresh air booth and air draft are set
Booth, while significantly saving subway station civil engineering excavation project with investment cost, significantly energy-conservation operation energy consumption, can also solve city numerous
Flourish location does not have subway station engineering construction of the space by traditional subway station setting fresh air booth, air draft booth.
Further, the evaporation-cooled device 2 is used for the top cover 9011 for being arranged at subway station gateway 901；It is described
Evaporation-cooled device 2 includes the multiple evaporative condensers 20 being arranged in parallel.Drawn on the top cover for only having two gateways in Fig. 2
Evaporation-cooled device, but be not used in restriction evaporation-cooled device only is set on the top covers of two gateways.By the setting,
The building site of evaporation-cooled device is saved completely, is obtained due to being difficult to observation on the top cover of gateway, therefore this sets
Put and solve traditional cooling tower welding technical problem attractive in appearance.
Also known by Fig. 3, according to the actual requirements, multiple steamings can be set side by side on the top cover of a subway station gateway
Hairdo condenser 20（10 evaporative condensers 20 are shown in Fig. 3）, specific number can be with by the relevant parameter of the air-conditioning system
Obtain.
Fig. 4 and Fig. 5 are referred to, each described evaporative condenser includes a casing 201, is arranged in casing respectively
Plate type heat exchanger 202, the high-pressure fog spray-head above plate type heat exchanger（Not shown in figure）, positioned at plate type heat exchanger 202
The water leg 203 and water pump of lower section（Not shown in figure）, and it is arranged at array way multiple axial flow blowers of casing top
204；The both sides of casing offer multiple air ports respectively（Non- label in figure）.During work, water pump is paramount by recirculated water pressurized delivered
Fog spray-head is pressed, recirculated water is equably sprayed to heat exchange surface and form moisture film to enter with high temperature liquid refrigerant by high-pressure fog spray-head
Row heat exchange.In the presence of axial flow blower, air-flow is discharged from the entrance of casing both sides, after heat exchange surface from casing top.Water
Vapor is formed after moisture heat absorption on film to discharge from casing top with air-flow；Because the change of sensible heat and latent heat occurs for moisture vaporization
Change, therefore exchange capability of heat is stronger, that is, improves the refrigerating capacity of the air-conditioning system.
Further, the top of each casing 201 is respectively arranged with two row axial flow blowers, and each row are equally spaced
There are 4 axial flow blowers；An air port is offered respectively at each axial flow blower of the both sides correspondence of casing.By setting many axle streams
Blower fan, improves air quantity, promotes the moisture evaporation on moisture film, further increasing the refrigeration of the air-conditioning system.
Referring to Fig. 6, further, each direct-expansion type air processing machine group includes the shell of a cuboid respectively, 401,
It is arranged at the heat exchanger tube in housing（Not shown in figure）And at least one pressure fan（Not shown in figure）；The front end of housing 401
Air outlet is provided with, the rear end of housing is provided with return air inlet（Fig. 6 views less than）., can be by direct-expansion type during specific installation
Air-treatment unit is installed on subway station public area air conditioner region（Big system）Perpendicular wall and smallpox position so that straight swollen air
Processing unit fuselage is hidden in smallpox, only stays air outlet in public area viewing position.After due to being blown before by the way of return air,
No longer need to set backwind tube.
Further, the air outlet is multiple efflux nozzles 402.Efflux nozzle can be by the air directive after cooling more
Remote place, that is, make it that the coverage of cold air is wider.
Preferably, each described direct-expansion type air-treatment unit 40 is arranged symmetrically in subway station public area 902, so that
The distribution for obtaining cold air is more uniform.
Referring to Fig. 7, further, the compressor set 10 includes one piece of bottom plate 105, be arranged at it is on the bottom plate and
Gas-liquid separator 101, compressor 102 and the refrigerant distributing device 103 being sequentially connected, and control cabinet 104；In the control cabinet
It is provided with the controller for controlling operation of air conditioner（Not shown in figure）；The outlet of each direct-expansion type air-treatment unit 40 is in parallel
To the entrance 101 of gas-liquid separator, the entrance of each evaporative condenser 20 is connected in parallel to the entrance of refrigerant distributing device 103；
Compressor, each straight swollen air-treatment unit and each evaporative condenser are electrically connected with controller respectively.By setting
Refrigerant distributing device, is easy to distribute to each evaporative condenser refrigerant.During installation, compressor set can be embedded in
Subway station public area air conditioner region（Big system）Below direct-expansion type air-treatment unit Special machine room is empty within the walls or nearby
In, the correspondingly connected many direct-expansion type air-treatment units of a compressor device and many evaporative condensers.It is actual
In, treating capacity and other design parameters according to the refrigerating capacity of whole air-conditioning system and per compressor can be calculated
The quantity of the compressor set gone out needed for whole air-conditioning system, i.e., whole air-conditioning system is possible to more than compressor device.
Further, each gateway 901 of subway station is respectively arranged with least one air blower（Not shown in figure）.Pass through
Air blower formation forced ventilation is set, and relative to gravity-flow ventilation, its ventilation effect is more so that big system, small system in subway station
System etc. can constantly supplement a certain amount of fresh air.
In summary, the present invention realizes that the heat for carrying high temperature liquid refrigerant is straight by setting evaporation-cooled device
Run in outwardly air, eliminates cooling tower and water cooled chiller in traditional subway station air-conditioning system；Save cold
But the building site of tower and water cooled chiller, the problems such as it also avoid disturbing residents and spoiling the fun during cooling tower operation；By setting
Direct-expansion type air-treatment unit is put, realizes and directly cooling, dehumidification treatments is carried out to the air of subway station public area.By each
Air blower is set at individual gateway, forced ventilation is realized, is public area in subway station, annular space computer room etc. supplement fresh air, it is to avoid
Excavation fresh flue and air -return duct and fresh air booth etc. is set, civil engineering cost is saved.
It is understood that for those of ordinary skills, can be with technique according to the invention scheme and its hair
Bright design is subject to equivalent substitution or change, and all these changes or replacement should all belong to the guarantor of appended claims of the invention
Protect scope.
Claims (9)
1. a kind of straight swollen air-conditioning system of subway station evaporation cooling, it is characterised in that including for being arranged on subway station public area
Compressor set and it is multiple be arranged in parallel direct-expansion type air-treatment unit, electronic throttle device, and for being arranged at subway station
Evaporation-cooled device outside gateway；The entrance of the evaporation-cooled device is connected to the outlet of the compressor set, described
The outlet of evaporation-cooled device is connected to entering for the multiple direct-expansion type air-treatment units being arranged in parallel by electronic throttle device
Mouthful, the entrance of compressor set is connected after the outlet of each direct-expansion type air-treatment unit is in parallel.
2. the straight swollen air-conditioning system of subway station evaporation cooling according to claim 1, it is characterised in that the evaporation cooling dress
Put the top cover for being arranged at subway station gateway；The evaporation-cooled device includes the multiple evaporating type condensings being arranged in parallel
Device.
3. the straight swollen air-conditioning system of subway station evaporation cooling according to claim 2, it is characterised in that each described vaporation-type
Condenser includes a casing respectively, is arranged at the plate type heat exchanger in casing, the high-pressure micro-mist above plate type heat exchanger
Shower nozzle, water leg and water pump below plate type heat exchanger, and it is arranged at array way multiple axle streams of casing top
Blower fan；The both sides of casing offer multiple air ports respectively.
4. the straight swollen air-conditioning system of subway station evaporation cooling according to claim 3, it is characterised in that each casing
Top is respectively arranged with two row axial flow blowers, and each row have been equally spaced 4 axial flow blowers；Each axle of the both sides correspondence of casing
An air port is offered at flow fan respectively.
5. the straight swollen air-conditioning system of subway station evaporation cooling according to claim 1, it is characterised in that each direct-expansion type air
Processor group includes the housing of a cuboid, the heat exchanger tube being arranged in housing and at least one pressure fan respectively；Housing
Front end be provided with air outlet, the rear end of housing is provided with return air inlet.
6. the straight swollen air-conditioning system of subway station evaporation cooling according to claim 5, it is characterised in that the air outlet is many
Individual efflux nozzle.
7. the straight swollen air-conditioning system of subway station evaporation cooling according to claim 6, it is characterised in that each described direct-expansion type
Air-treatment unit is arranged symmetrically in subway station public area.
8. the straight swollen air-conditioning system of subway station evaporation cooling according to claim 1, it is characterised in that the compressor set
Including one piece of bottom plate, gas-liquid separator that is on the bottom plate and being sequentially connected, compressor and refrigerant distributing device are arranged at, with
And control cabinet；The controller for controlling operation of air conditioner is provided with the control cabinet；Each direct-expansion type air-treatment unit goes out
Mouth is connected in parallel to the entrance of gas-liquid separator, and the entrance of each evaporative condenser is connected in parallel to the entrance of refrigerant distributing device；Pressure
Contracting machine, each straight swollen air-treatment unit and each evaporative condenser are electrically connected with controller respectively.
9. the straight swollen air-conditioning system of subway station evaporation cooling according to claim 1, it is characterised in that each discrepancy of subway station
Mouth is respectively arranged with least one air blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710475260.8A CN107178849A (en) | 2017-06-21 | 2017-06-21 | A kind of straight swollen air-conditioning system of subway station evaporation cooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710475260.8A CN107178849A (en) | 2017-06-21 | 2017-06-21 | A kind of straight swollen air-conditioning system of subway station evaporation cooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107178849A true CN107178849A (en) | 2017-09-19 |
Family
ID=59845899
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710475260.8A Pending CN107178849A (en) | 2017-06-21 | 2017-06-21 | A kind of straight swollen air-conditioning system of subway station evaporation cooling |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108791341A (en) * | 2018-06-20 | 2018-11-13 | 中铁第勘察设计院集团有限公司 | The Dual-energy source subway ventilation air-conditioning system and its control method of dry cold district |
| CN113432216A (en) * | 2021-06-22 | 2021-09-24 | 广州地铁设计研究院股份有限公司 | Energy-conserving ventilation air conditioning system of subway |
| CN115978669A (en) * | 2022-12-08 | 2023-04-18 | 珠海格力电器股份有限公司 | Refrigeration control system and method |
| CN117704541A (en) * | 2024-02-05 | 2024-03-15 | 广州地铁设计研究院股份有限公司 | No-house cooling tower-free subway station air conditioning system |
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| CN106839220A (en) * | 2017-03-21 | 2017-06-13 | 佛山轨道交通设计研究院有限公司 | Direct-expansion type evaporative condenser air-conditioning system under a kind of open type tunnel ventilation pattern |
| CN207094898U (en) * | 2017-06-21 | 2018-03-13 | 广东申菱环境系统股份有限公司 | A kind of straight swollen air-conditioning system of subway station evaporation cooling |
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| US20020020185A1 (en) * | 2000-08-08 | 2002-02-21 | Instatherm Company | Interfacing of thermal storage systems with air conditioning units |
| CN104864527A (en) * | 2015-05-07 | 2015-08-26 | 广东申菱空调设备有限公司 | Tunnel-type evaporative-condensation direct-expansion cooling-air type ventilation and air-conditioning system for subway station |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108791341A (en) * | 2018-06-20 | 2018-11-13 | 中铁第勘察设计院集团有限公司 | The Dual-energy source subway ventilation air-conditioning system and its control method of dry cold district |
| CN113432216A (en) * | 2021-06-22 | 2021-09-24 | 广州地铁设计研究院股份有限公司 | Energy-conserving ventilation air conditioning system of subway |
| CN115978669A (en) * | 2022-12-08 | 2023-04-18 | 珠海格力电器股份有限公司 | Refrigeration control system and method |
| CN117704541A (en) * | 2024-02-05 | 2024-03-15 | 广州地铁设计研究院股份有限公司 | No-house cooling tower-free subway station air conditioning system |
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Application publication date: 20170919 |