CN106839221A - Using transpiration-cooled sub- wet bulb handpiece Water Chilling Units - Google Patents
Using transpiration-cooled sub- wet bulb handpiece Water Chilling Units Download PDFInfo
- Publication number
- CN106839221A CN106839221A CN201710169966.1A CN201710169966A CN106839221A CN 106839221 A CN106839221 A CN 106839221A CN 201710169966 A CN201710169966 A CN 201710169966A CN 106839221 A CN106839221 A CN 106839221A
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- Prior art keywords
- water
- cooling
- evaporator section
- edge
- direct
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Classifications
-
- 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
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
Transpiration-cooled sub- wet bulb handpiece Water Chilling Units are utilized the invention discloses one kind, described to include the first mixing evaporator section and the second mixing evaporator section and a direct evaporator section and the first indirect cooling coil, the second indirect cooling coil using transpiration-cooled sub- wet bulb handpiece Water Chilling Units, the first, second mixing evaporator section is respectively positioned at the both sides of the direct evaporator section.It is an advantage of the invention that：Efficiency is higher.
Description
Technical field
The present invention relates to air-conditioner set technical field, transpiration-cooled sub- wet bulb cooling-water machine is utilized more particularly, to one kind
Group.
Background technology
At present, the handpiece Water Chilling Units that field of air conditioning is used are all based on greatly steam compression type refrigeration principle, refrigerant gas quilt
Condensed into condenser after compressor compresses, evaporator is entered after the expanded valve throttling of the refrigerant liquid come from condenser
Evaporation becomes gas, then is sucked by compressor, completes kind of refrigeration cycle.Due to the limitation of refrigeration principle, steam compression type refrigeration is followed
The efficiency of ring handpiece Water Chilling Units is improved and has been enter into technical bottleneck at present, and the efficiency level of current best centrifugal refrigerating machines exists
6.0 or so, it is difficult to there is big breakthrough again.
The growing tension of Energy situation so as to the cry more and more higher of air conditioner system energy saving, therefore various utilization natures
The research temperature of the air-conditioning system of low-temperature receiver increasingly increases.Dry air can belong to renewable natural cooling source, and evaporation cooling technique is one
The technology that kind of dry air can be utilized, the sub- wet bulb evaporation cooling handpiece Water Chilling Units based on evaporation cooling technique can obtain temperature between
Cold water between wet-bulb temperature and dew-point temperature.For dry area, because wet-bulb temperature and dew-point temperature are relatively low, gained
Cold water be used directly for the cooling of air-conditioning system.Compared with vapour compression refrigeration system, evaporation cooling technique is not pressed
The wasted work of contracting machine, the efficiency of sub- wet bulb evaporation cooling handpiece Water Chilling Units can be very high, even up to 12.0 ~ 20.0 level, far
Higher than steam compression type handpiece Water Chilling Units.
The content of the invention
Transpiration-cooled sub- wet bulb handpiece Water Chilling Units are utilized it is an object of the invention to provide one kind, it has efficiency spy higher
Point.
The technical solution adopted in the present invention is：Using transpiration-cooled sub- wet bulb handpiece Water Chilling Units, described utilization evaporates cold
But sub- wet bulb handpiece Water Chilling Units include the first mixing evaporator section and the second mixing evaporator section and direct evaporator section and first
Indirect cooling coil, the second indirect cooling coil, the first, second mixing evaporator section is respectively positioned at the two of the direct evaporator section
Side.
The direct evaporating-cooling section includes the axial flow blower at the top of direct evaporating-cooling section, the axial flow blower
Bottom is provided with mixing chamber, and the bottom of the mixing chamber is provided with the first spray water-locator and the second spray water-locator, first, second spray
Drench water-locator bottom and be provided with intermediate filler, the bottom of direct evaporating-cooling section is intermediate water tank, on the side plate of the intermediate water tank
The first water compensating valve, the first draining valve and cold water pipe delivery port are provided with, the first water filter and second are provided with the intermediate water tank
Water filter, second water filter and the cold water pipe delivery port are connected, the suction of first water filter and a feeding spraying pump
Mouthful connection, the outlet of the feeding spraying pump is all connected with the import of the first indirect cooling coil, the second indirect cooling coil, and this
One indirect cooling coil, the outlet of the second indirect cooling coil are connected with the first spray water-locator.
The cold water pipe delivery port is connected with the suction inlet of a cold water circulation pump, the outlet of the cold water circulation pump and a user
Feed pipe is connected, and user's return pipe enters direct evaporating-cooling section and is connected with the second spray water-locator.
The structure of the first mixing evaporator section and the second mixing evaporator section is identical, including superposed direct evaporation
Cooling segment and the tubular indirect evaporative cooling segment of bottom.
The direct evaporating-cooling part includes：Edge sprays hutch water device, the side below edge spray hutch water device
Portion's filler, the air port for connecting the direct evaporating-cooling part and direct evaporating-cooling section, and positioned at the edge filler
The equal water plate of lower section.
The tubular indirect evaporative cooling segment includes：The heat exchanger tube that mistake arrangement is put, it is cold for communicating pipe indirect evaporation
But partial interior and outside primary air air inlet and auxiliary air air inlet, the edge water tank below heat exchanger tube,
Edge water compensating valve and edge draining valve in edge side plate of water tank, the edge water filter in edge water tank, and side
The Sprayer Circulation pump of portion's water filter connection, wherein, the Sprayer Circulation pump connects corresponding edge spray water-locator.
The first indirect cooling coil be located at this first mixing evaporation and direct evaporating-cooling section between, second indirectly it is cold
But coil pipe is located between the second mixing evaporator section and direct evaporating-cooling section.
It is all provided between the first mixing evaporator section and direct evaporator section, between the second mixing evaporator section and direct evaporator section
There is equal flow chamber.
Advantage for present invention is：Efficiency is higher.It is of the invention not have using transpiration-cooled sub- wet bulb handpiece Water Chilling Units
Have compressor wasted work, only blower fan and water pump wasted work, can obtain unit efficiency higher, unit efficiency can reach 12.0 with
On.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples：
Fig. 1 is the front sectional view of embodiments of the invention；
Fig. 2 is A-A direction views of Fig. 1.
In figure：
1 ... ... axial flow blower
2 ... ... mixing chambers
3 ... ... air ports
4 ... ... edge spray water-locator
5 ... ... heat exchanger tubes
6 ... ... auxiliary air air inlets
7 ... ... edge water compensating valves
8 ... ... edge draining valves
9 ... ... edge water filters
10 ... ... Sprayer Circulation pumps
11 ... ... edge water tanks
12 ... ... equal flow chambers
The indirect cooling coils of 13-1 ... ... first, the indirect cooling coils of 13-2 ... ... second
14 ... ... first spray water-locators
15 ... ... second spray water-locators
16 ... ... intermediate water tanks
17 ... ... first water filters
18 ... ... feeding spraying pumps
19 ... ... second water filters
20 ... ... mixing evaporator section water tank communicating pipes
21 ... ... user's return pipes
22 ... ... cold water circulation pumps
23 ... ... user's feed pipes
24 ... ... water-locator spray heads
25 ... ... first water compensating valves
26 ... ... first draining valves
27 ... ... primary air air inlets
28 ... ... intermediate fillers
29 ... ... edge fillers
30 ... ... equal water plates
31 ... ... cold water pipe delivery ports
The direct evaporator sections of I ... ...
The mixing of III-1 ... ... first evaporator section, the mixing evaporator sections of II-2 ... ... second.
Specific embodiment
Embodiment, as shown in Fig. 1 and Fig. 2：Using transpiration-cooled sub- wet bulb handpiece Water Chilling Units, including the first mixing evaporator section
It is the mixing of an II-1 and second evaporator section II-2 and direct evaporator section I and the first indirect cooling coil 13-1, second indirect cold
But coil pipe 13-2.The first conjunction evaporator section II-1 and second mixing evaporator section II-2 are respectively positioned at the two of the direct evaporator section I
Side.
Wherein：
Direct evaporating-cooling section I includes the axial flow blower 1 at the top of direct evaporating-cooling section I.Under the axial flow blower 1
Portion is provided with mixing chamber 2, and the bottom of the mixing chamber 2 is provided with the first spray water-locator 14 and the second spray water-locator 15.First spray
It can be in set one on the other to drench the spray of water-locator 14 and second water-locator 15.The first spray spray cloth of water-locator 14 and second
The bottom of hydrophone 15 is provided with intermediate filler 28.The bottom of direct evaporating-cooling section I is intermediate water tank 16.The side of the intermediate water tank 16
Plate is provided with the first water compensating valve 25, the first draining valve 26 and cold water pipe delivery port 31.The first water is provided with the intermediate water tank 16
The water filter 19 of filter 17 and second.Second water filter 19 and the cold water pipe delivery port 31 are connected, first water filtration
Device 17 is connected with the suction inlet of a feeding spraying pump 18, the outlet of the feeding spraying pump 18 and the first indirect cooling coil 13-1, the
The import of two indirect cooling coil 13-2 is all connected with, the first indirect cooling coil 13-1, the second indirect cooling coil 13-2
Outlet is connected with the first spray water-locator 14.
The cold water pipe delivery port 31 is connected with the suction inlet of a cold water circulation pump 22, the outlet of the cold water circulation pump 22 and
User's feed pipe 23 is connected, and user's return pipe 21 connects into direct evaporating-cooling section I and with the second spray water-locator 15
Connect.
More specifically：
The structure of the first mixing evaporator section II-1 and the second mixing evaporator section II-2 is identical, including superposed direct steaming
Hair cooling segment and the tubular indirect evaporative cooling segment of bottom.
The direct evaporating-cooling part includes：Edge sprays water-locator 4, positioned at the side of the lower section of edge spray water-locator 4
Portion's filler 29, the air port 3 for connecting the direct evaporating-cooling part and direct evaporating-cooling section I, and positioned at the edge
The equal water plate 30 of the lower section of filler 29.Such as, the direct evaporating-cooling part has housing, then the air port 3 is preferably disposed on the shell
On body and the close side plates of direct evaporating-cooling section I.
The tubular indirect evaporative cooling segment includes：The heat exchanger tube 5 that mistake arrangement is put, for communicating pipe indirect evaporating-cooling
Partial interior and the primary air air inlet 27 and auxiliary air air inlet 6 of outside, positioned at the edge water tank of the lower section of heat exchanger tube 5
11, edge water compensating valve 7 and edge draining valve 8 on the side plate of edge water tank 11, the edge water mistake in edge water tank 11
Filter 9, and the Sprayer Circulation pump 10 that edge water filter 9 is connected.Wherein, the Sprayer Circulation pump 10 connects corresponding edge spray
Water-locator 4.The tubular indirect evaporative cooling segment can also have housing, so that primary air air inlet 27 and auxiliary air enter
Air port 6 may each be the surrounding of housing that is multiple and being distributed in the tubular indirect evaporative cooling segment.
The first indirect cooling coil 13-1 be located at this first mixing evaporator section II-1 and direct evaporating-cooling section I between,
The second indirect cooling coil 13-2 is located between the second mixing evaporator section II-2 and direct evaporating-cooling section I.
Between the first mixing evaporator section II-1 and direct evaporator section I, the second mixing evaporator section II-2 and this is direct
Equal flow chamber 12 is equipped between evaporator section I.
In addition, can be connected evaporator section water tank communicating pipe 20 by a mixing between 2 edge water tanks 11, and institute
Some water-locators necessarily have water-locator spray head 24.
The course of work of the invention：Outdoor primary air enters first and mixes evaporator section from 2 primary air air inlets 27
The mixing evaporator section II-2 of II-1 and second, by direct evaporating-cooling part and tubular indirect evaporative cooling segment and auxiliary air
With shower water heat and mass, the mixing chamber 2 of direct evaporator section I, with direct evaporator section I two are then entered from corresponding air port 3
Discharged outside unit by axial flow blower 1 after secondary air mixing.Auxiliary air enters corresponding first and mixes from auxiliary air air inlet 6
The mixing evaporator section II-2 of evaporator section II-1 and second, enter the first mixing evaporator section II-1 and the second mixing evaporator section after being cooled
Corresponding equal flow chamber 12 between II-2 and direct evaporator section I, between then entering back into the first indirect cooling coil 13-1 and second
Meet cooling coil 13-2 further to be lowered the temperature by cold water, enter back into direct evaporator section I, passed by the part of intermediate filler 28 and shower water
Into the mixing chamber 2 on direct evaporator section I tops after hot mass transfer, unit is discharged by axial flow blower 1 after finally mixing with primary air
Outward.Because the auxiliary air wet-bulb temperature in direct evaporator section I is relatively low, water is cooled to lower temperature and falls into intermediate water tank 16.
Water in intermediate water tank 16 is sent to user's air conditioning terminal by cold water circulation pump 22, and the water returned directly arrives direct evaporator section I tops
Second spray water-locator 15 carry out spraying cooling.
In sum, the present invention does not have a compressor wasted work using transpiration-cooled sub- wet bulb handpiece Water Chilling Units, only blower fan and
Water pump wasted work, can obtain unit efficiency higher.Through actual verification, unit efficiency can reach more than 12.0.
The preferred embodiments of the present invention are the foregoing is only, the scope of the claims of the invention, every utilization is not thereby limited
Equivalent structure or equivalent flow conversion that description of the invention and accompanying drawing content are made, or directly or indirectly it is used in other correlations
Technical field, be included within the scope of the present invention.
Claims (8)
1. transpiration-cooled sub- wet bulb handpiece Water Chilling Units are utilized, it is characterised in that：It is described to utilize transpiration-cooled sub- wet bulb cooling-water machine
Group includes the first mixing evaporator section（II-1）With the second mixing evaporator section（II-2）And a direct evaporator section（I）And between first
Connect cooling coil（13-1）, the second indirect cooling coil（13-2）, the first, second mixing evaporator section（II-1, II-2）Respectively
Positioned at the direct evaporator section（I）Both sides.
It is 2. according to claim 1 to utilize transpiration-cooled sub- wet bulb handpiece Water Chilling Units, it is characterised in that：The direct evaporation
Cooling section（I）Including positioned at direct evaporating-cooling section（I）The axial flow blower at top（1）, the axial flow blower（1）Bottom be provided with
Mixing chamber（2）, the mixing chamber（2）Bottom be provided with the first spray water-locator（14）With the second spray water-locator（15）, this first,
Second spray water-locator（14,15）Bottom is provided with intermediate filler（28）, direct evaporating-cooling section（I）Bottom be intermediate water tank
（16）, the intermediate water tank（16）Side plate be provided with the first water compensating valve（25）, the first draining valve（26）And cold water pipe delivery port
（31）, the intermediate water tank（16）Inside it is provided with the first water filter（17）With the second water filter（19）, second water filter
（19）With the cold water pipe delivery port（31）Connection, first water filter（17）With a feeding spraying pump（18）Suction inlet connection,
The feeding spraying pump（18）Outlet and the first indirect cooling coil（13-1）, the second indirect cooling coil（13-2）Import it is equal
Connection, the first indirect cooling coil（13-1）, the second indirect cooling coil（13-2）Outlet with this first spray water-locator
（14）Connection.
It is 3. according to claim 2 to utilize transpiration-cooled sub- wet bulb handpiece Water Chilling Units, it is characterised in that：The cold water pipe goes out
The mouth of a river（31）With a cold water circulation pump（22）Suction inlet connection, the cold water circulation pump（22）Outlet and user's feed pipe
（23）Connection, user's return pipe（21）Into direct evaporating-cooling section（I）And with this second spray water-locator（15）Connection.
It is 4. according to claim 3 to utilize transpiration-cooled sub- wet bulb handpiece Water Chilling Units, it is characterised in that：First mixing
Evaporator section（II-1）With the second mixing evaporator section（II-2）Structure it is identical, including superposed direct evaporating-cooling part
With the tubular indirect evaporative cooling segment of bottom.
It is 5. according to claim 4 to utilize transpiration-cooled sub- wet bulb handpiece Water Chilling Units, it is characterised in that：The direct evaporation
Cooling segment includes：Edge sprays water-locator（4）, water-locator is sprayed positioned at the edge（4）The edge filler of lower section（29）, it is used for
Connect the direct evaporating-cooling part and direct evaporating-cooling section（I）Air port（3）, and positioned at the edge filler（29）Under
The equal water plate of side（30）.
It is 6. according to claim 5 to utilize transpiration-cooled sub- wet bulb handpiece Water Chilling Units, it is characterised in that：The tubular type is indirect
Evaporation cooling segment includes：The heat exchanger tube that mistake arrangement is put（5）, for communicating pipe indirect evaporating-cooling partial interior and outside
Primary air air inlet（27）And auxiliary air air inlet（6）, positioned at heat exchanger tube（5）The edge water tank of lower section（11）, it is located at
Edge water tank（11）Edge water compensating valve on side plate（7）With edge draining valve（8）, positioned at edge water tank（11）Interior edge water mistake
Filter（9）, and edge water filter（9）The Sprayer Circulation pump of connection（10）, wherein, the Sprayer Circulation pump（10）Connection is corresponding
Edge sprays water-locator（4）.
It is 7. according to claim 6 to utilize transpiration-cooled sub- wet bulb handpiece Water Chilling Units, it is characterised in that：Described first is indirect
Cooling coil（13-1）Positioned at the first mixing evaporator section（II-1）With direct evaporating-cooling section（I）Between, second indirectly cooling
Coil pipe（13-2）Positioned at the second mixing evaporator section（II-2）With direct evaporating-cooling section（I）Between.
It is 8. according to claim 7 to utilize transpiration-cooled sub- wet bulb handpiece Water Chilling Units, it is characterised in that：First mixing
Evaporator section（II-1）With direct evaporator section（I）Between, second mixing evaporator section（II-2）With direct evaporator section（I）Between be equipped with
Equal flow chamber（12）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710169966.1A CN106839221A (en) | 2017-03-21 | 2017-03-21 | Using transpiration-cooled sub- wet bulb handpiece Water Chilling Units |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710169966.1A CN106839221A (en) | 2017-03-21 | 2017-03-21 | Using transpiration-cooled sub- wet bulb handpiece Water Chilling Units |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106839221A true CN106839221A (en) | 2017-06-13 |
Family
ID=59131005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710169966.1A Pending CN106839221A (en) | 2017-03-21 | 2017-03-21 | Using transpiration-cooled sub- wet bulb handpiece Water Chilling Units |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106839221A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109186274A (en) * | 2018-08-06 | 2019-01-11 | 湖南大学 | A kind of two-stage evaporative cooling tower and its water-cooling method |
| CN109520046A (en) * | 2017-09-18 | 2019-03-26 | 新疆绿色使者空气环境技术有限公司 | Double cold source devices that air-cooled compression-type refrigeration is combined with sweat cooling |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101634476A (en) * | 2009-08-24 | 2010-01-27 | 西安工程大学 | Closed evaporation cooling high-temperature cold water unit |
| CN103075896A (en) * | 2013-01-22 | 2013-05-01 | 西安工程大学 | Hydrodynamic fan cooling tower capable of generating sub wet bulb temperature water |
| CN203116197U (en) * | 2013-01-22 | 2013-08-07 | 西安工程大学 | Two-level precooling evaporative cooling water chilling unit |
| CN103292395A (en) * | 2013-05-06 | 2013-09-11 | 西安工程大学 | Closed negative-pressure evaporative-cooling chiller utilizing hydrodynamic fan |
| CN204301389U (en) * | 2014-09-19 | 2015-04-29 | 西安工程大学 | In conjunction with evaporative cooling and mechanically refrigerated power generating plant cooling tower water-saving system |
| CN206656454U (en) * | 2017-03-21 | 2017-11-21 | 昆山台佳机电有限公司 | Utilize transpiration-cooled sub- wet bulb handpiece Water Chilling Units |
-
2017
- 2017-03-21 CN CN201710169966.1A patent/CN106839221A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101634476A (en) * | 2009-08-24 | 2010-01-27 | 西安工程大学 | Closed evaporation cooling high-temperature cold water unit |
| CN103075896A (en) * | 2013-01-22 | 2013-05-01 | 西安工程大学 | Hydrodynamic fan cooling tower capable of generating sub wet bulb temperature water |
| CN203116197U (en) * | 2013-01-22 | 2013-08-07 | 西安工程大学 | Two-level precooling evaporative cooling water chilling unit |
| CN103292395A (en) * | 2013-05-06 | 2013-09-11 | 西安工程大学 | Closed negative-pressure evaporative-cooling chiller utilizing hydrodynamic fan |
| CN204301389U (en) * | 2014-09-19 | 2015-04-29 | 西安工程大学 | In conjunction with evaporative cooling and mechanically refrigerated power generating plant cooling tower water-saving system |
| CN206656454U (en) * | 2017-03-21 | 2017-11-21 | 昆山台佳机电有限公司 | Utilize transpiration-cooled sub- wet bulb handpiece Water Chilling Units |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109520046A (en) * | 2017-09-18 | 2019-03-26 | 新疆绿色使者空气环境技术有限公司 | Double cold source devices that air-cooled compression-type refrigeration is combined with sweat cooling |
| CN109520046B (en) * | 2017-09-18 | 2024-04-23 | 新疆绿色使者空气环境技术有限公司 | Air-cooled compression type refrigeration and evaporation refrigeration combined double-cold-source device |
| CN109186274A (en) * | 2018-08-06 | 2019-01-11 | 湖南大学 | A kind of two-stage evaporative cooling tower and its water-cooling method |
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