CN201527057U - Air-conditioning case with sensible heat recovery function - Google Patents
Air-conditioning case with sensible heat recovery function Download PDFInfo
- Publication number
- CN201527057U CN201527057U CN2009202464522U CN200920246452U CN201527057U CN 201527057 U CN201527057 U CN 201527057U CN 2009202464522 U CN2009202464522 U CN 2009202464522U CN 200920246452 U CN200920246452 U CN 200920246452U CN 201527057 U CN201527057 U CN 201527057U
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- Prior art keywords
- air
- sensible heat
- heat exchanger
- valve
- outlet
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 62
- 238000011084 recovery Methods 0.000 title abstract 2
- 238000010438 heat treatment Methods 0.000 abstract description 7
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000007791 dehumidification Methods 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 abstract 3
- 238000000034 method Methods 0.000 description 8
- 238000005057 refrigeration Methods 0.000 description 8
- 239000002699 waste material Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Central Air Conditioning (AREA)
Abstract
An air-conditioning case with a sensible heat recovery function comprises a sensible heat exchanger, two inlet air valves, two outlet air valves and a surface heat exchanger. The air-conditioning case is technically characterized by being internally provided with the two inlet air valves and the two outlet air valves and additionally provided with the sensible heat exchanger in front of the surface heat exchanger; when air needs re-heating after cooling and dehumidification, the inlet and outlet air valves are adjusted, so that the air entering the air-conditioning case firstly passes through the hot air passage of the sensible heat exchanger to be pre-cooled and then passes through the surface heat exchanger to be cooled and dehumidified; the dehumidified air is sent out after passing through the cold air passage of the sensible heat exchanger and carrying out sensible heat exchange with the air to be treated; and when the air after being dehumidified does not need re-heating or dehumidification, the air-conditioning case can realize conventional air cooling treatment flow by the adjustment on the inlet air valves and the outlet air valves, and the air-conditioning case also can realize sensible heat exchanging and pre-cooling flows of air to be treated as well as free re-heating of the dehumidified air, thus reducing treatment energy consumption.
Description
Technical field
The utility model relates to a kind of air-conditioning box, particularly a kind of air-conditioning box with sensible heat recovering function, applicable to the whole year to the temperature of blowing, higher industrial air-conditioning system or the comfort air conditioning system system of humidity requirement, belong to the refrigeration air-conditioner field.
Background technology
In recent years, along with day being becoming tight of the energy, the increasing the weight of of problem of environmental pollution, energy savings and protection environment have become the problem of pay attention to day by day.In all energy consumptions, the air-conditioning system that is used to keep space temperature, humidity need consume a large amount of high-grade energies, occupies sizable ratio, and therefore, the energy-conservation of air-conditioning system seems more and more important.
For the air-supply humiture air-conditioning object of having relatively high expectations, air is through often needing heat again because temperature is crossed to hang down behind the cool-down dehumidification, air-conditioning box and indoor vav terminal make electricity consumption or other high temperature heat source carry out heat more more at present, not only increase the refrigeration duty of air-conditioning system, also wasted high-grade energy simultaneously.From air handling process, for air-conditioning system, dehumidifying needs low evaporating temperature, do not need low evaporating temperature and remove sensible heat, and sensible heat, latent heat undertake the whole thing by refrigeration system usually in the present air-treatment flow process, for air-conditioning system warm, that humidity all has requirement, temperature is lower after the air dewetting, also needs heat again.Hot again behind the air cooling-down, belong to cold-hot counteraction in essence, the waste that has also brought other high-grade energy (as the electric energy that is used to heat) in the time of the waste cold.Therefore, how reducing the air-conditioning system refrigeration duty, when reducing the air-conditioning system capacity, reducing again the heat energy consumption, energy-conservation significant for air-conditioning system.
At present, the air-conditioning system with higher temperatures, humidity requirement has in each field very widely to be used, because the cold-hot counteraction that brings of heat problem has increased the energy consumption of air-conditioning system again.In short supply day by day at the energy, advocate energy-conservation today, this considerable energy waste problem can not look down upon, and needs the adequate solution method badly.
The utility model content
At problems of the prior art, the utility model proposes a kind of air-conditioning box with sensible heat recovering function, utilize sensible heat exchanger that pending air is carried out precooling, hot again, thereby reduce the refrigeration duty of refrigeration system, eliminate or reduce again the high-grade energy waste that comes in the torrid zone simultaneously, help the energy-saving run of air-conditioning system.
The technical solution of the utility model is as follows:
The air-conditioning box of band sensible heat recovering function, comprise blower fan, air inlet, air outlet, the first inlet air-valve, the surface exchanger and the first outlet air-valve, the described first inlet air-valve, the surface exchanger and the first outlet air-valve are successively set in first air channel, it is characterized in that: this air-conditioning box also comprises the second inlet air-valve, the sensible heat exchanger and the second outlet air-valve, described second inlet air-valve and sensible heat exchanger are arranged in second air channel, the described second outlet air-valve is arranged in the 3rd air channel, be provided with a ventilating opening near the first outlet air-valve, one end between first air channel and second air channel, first air channel is communicated with by sensible heat exchanger with the 3rd air channel.
Technical characterictic of the present utility model also is: the end near the second outlet air-valve in described the 3rd air channel is equipped with the heat exchanger that has again the hot merit energy.
Another technical characterictic of the present utility model is: comprise also that in described air-conditioning box fillter section and humidifier section, fillter section are arranged on air inlet one end of air-conditioning box, humidifier section is arranged on air outlet one end of air-conditioning box.
Sensible heat exchanger described in the utility model is plate type heat exchanger, shell-and-tube heat exchanger or heat-pipe heat exchanger.
The utility model compared with prior art, have the following advantages and outstanding effect: the utility model is by reasonably improving original technology, newly-increased sensible heat function of exchange on the basis that keeps the air-conditioning box original function, by the sensible heat exchange pending air is carried out precooling, the air after the dehumidifying is carried out heat again, thereby reduce the refrigeration duty of refrigeration system, eliminate or reduce again the high-grade energy waste that comes in the torrid zone simultaneously, help the energy-saving run of air-conditioning system.The utility model is particularly useful for annual to the temperature of blowing, higher industrial air-conditioning system or the comfort air conditioning system system of humidity requirement, has advantages of energy.
Description of drawings
Fig. 1, for disclosed " a kind of air-conditioning box " the structural principle schematic diagram of embodiment one of the utility model and the schematic diagram of operational mode one with sensible heat recovering function.
Fig. 2, be the schematic diagram of the air handling process of operational mode one among the utility model disclosed " a kind of air-conditioning box " embodiment one with sensible heat recovering function.
Fig. 3, be the principle schematic of operational mode two among the utility model disclosed " a kind of air-conditioning box " embodiment one with sensible heat recovering function.
Fig. 4, be the principle schematic of operational mode three among the utility model disclosed " a kind of air-conditioning box " embodiment one with sensible heat recovering function.
Fig. 5, for the structure principle chart of the utility model disclosed " a kind of air-conditioning box " embodiment two with sensible heat recovering function.
Among the figure: the 1-first inlet air-valve; The 2-second inlet air-valve; The 3-sensible heat exchanger; The 4-surface exchanger; The 5-first outlet air-valve; The 6-second outlet air-valve; 7-first air channel; 8-second air channel; 9-the 3rd air channel; The 10-ventilating opening; 11-is heat exchanger again.
The specific embodiment
Fig. 1, Fig. 2 is the structure principle chart of operational mode one among the utility model disclosed " a kind of air-conditioning box with sensible heat recovering function " embodiment one, comprise blower fan, air inlet, air outlet, the first inlet air-valve 1, the surface exchanger 4 and the first outlet air-valve 5, the first inlet air-valve 1, the surface exchanger 4 and the first outlet air-valve 5 are successively set in first air channel 7, this air-conditioning box also comprises the second inlet air-valve 2, the sensible heat exchanger 3 and the second outlet air-valve 6, the second inlet air-valve 2 and sensible heat exchanger 3 are arranged in second air channel 8, the described second outlet air-valve 6 is arranged in the 3rd air channel 9, being provided with a ventilating opening 10, the first air channels 7 near first end that exports air-valve 5 between first air channel 7 and second air channel 8 is communicated with by sensible heat exchanger 3 with the 3rd air channel 9.
End near the second outlet air-valve 6 in the 3rd air channel 9 is equipped with the heat exchanger 11 that has again the hot merit energy.Sensible heat exchanger 3 can be plate type heat exchanger, shell-and-tube heat exchanger, heat-pipe heat exchanger or other types sensible heat exchanger.
Also comprise air conditioner units such as fillter section, humidifier section in the air-conditioning box described in the utility model, fillter section is arranged on air inlet one end of air-conditioning box, and humidifier section is arranged on air outlet one end of air-conditioning box.
In this operational mode, the first inlet air-valve 1 cuts out, and the second inlet air-valve 2 is opened, and the first outlet air-valve 5 cuts out, and the second outlet air-valve 6 is opened, and this moment, air entered air-conditioning box from the second inlet air-valve 2, represented that on psychrometric chart this moment, air condition point was O
1, through the hot-air channel of sensible heat exchanger 3, the air in the cold air channel of pending air and sensible heat exchanger 3 after the dehumidifying carries out sensible heat transfer, the Hot air quilt precooling, and state point is O
2, through surface exchanger 4 dehumidifying that is cooled, state point is L at this moment by the air after the precooling, and then the cold air channel of process sensible heat exchanger 3, realize that sensible heat reclaims heat again, heats up etc. water capacity, state point becomes S, is sent air-conditioning box by the second outlet air-valve 6 more afterwards; And in the conventional air processing mode, air is from state point O
1Be processed to state point L through surface exchanger 4, through hot again, be heated to ventilation state point S from state point L then, this flow process has not only increased the processing load of surface exchanger 4, also has heat again, causes cold-hot counteraction.
Fig. 3 is the principle schematic of operational mode two among the utility model disclosed " a kind of air-conditioning box with sensible heat recovering function " embodiment one.
In this operational mode, the first inlet air-valve 1 and the first outlet air-valve 5 are opened, the second inlet air-valve 2 and the second outlet air-valve 6 are closed, and this moment, air entered air-conditioning box from the first inlet air-valve 1, and being cooled through surface exchanger 4 exports air-valve 5 by first again after (heating) and be sent air-conditioning box.Be common air (heating) handling process that is cooled this moment.
Fig. 4 is the principle schematic of operational mode three among the utility model disclosed " a kind of air-conditioning box with sensible heat recovering function " embodiment one.
In this operational mode, the first outlet air-valve 5 is opened, the second outlet air-valve 6 cuts out, the first inlet air-valve 1 and the second inlet air-valve 2 can be regulated the unlatching ratio, this moment, portion of air entered air-conditioning box from the first inlet air-valve 1, be cooled (heating) through surface exchanger 4, another part air enters air-conditioning box from the second inlet air-valve 2, without handling and sending air-conditioning box after the air that passes through surface exchanger 4 mixes.
Fig. 5 is the structure principle chart of the utility model disclosed " a kind of air-conditioning box with sensible heat recovering function " embodiment two, and air flow process is identical with Fig. 1 among this figure, just installs the heat exchanger 11 that has again the hot merit energy on the 3rd air channel 9 additional.Medium in the heat exchanger 11 is cold-producing medium or hot water or other heat mediums, can adopt used heat, condensation heat or the heating of other thermal source.
In the present embodiment, the second inlet air-valve 2 and the second outlet air-valve 6 are opened, and the first inlet air-valve 1 and the first outlet air-valve 5 are closed.At this moment, air passes through sensible heat exchanger 3, surface exchanger 4, sensible heat exchanger 3, heat exchanger 11 successively.
Other operational mode and the embodiment one of embodiment two are similar, repeat no more.
Claims (4)
1. be with the air-conditioning box of sensible heat recovering function, comprise blower fan, air inlet, air outlet, the first inlet air-valve (1), the surface exchanger (4) and the first outlet air-valve (5), the described first inlet air-valve (1), the surface exchanger (4) and the first outlet air-valve (5) are successively set in first air channel (7), it is characterized in that: this air-conditioning box also comprises the second inlet air-valve (2), the sensible heat exchanger (3) and the second outlet air-valve (6), described second inlet air-valve (2) and sensible heat exchanger (3) are arranged in second air channel (8), the described second outlet air-valve (6) is arranged in the 3rd air channel (9), end near the first outlet air-valve (5) between first air channel (7) and second air channel (8) is provided with a ventilating opening (10), and first air channel (7) are communicated with by sensible heat exchanger (3) with the 3rd air channel (9).
2. the air-conditioning box of band sensible heat recovering function according to claim 1 is characterized in that: the end near the second outlet air-valve (6) in described the 3rd air channel (9) is installed the heat exchanger (11) that has again the hot merit energy.
3. the air-conditioning box of band sensible heat recovering function according to claim 1 and 2, it is characterized in that: in described air-conditioning box, also comprise fillter section and humidifier section, described fillter section is arranged on air inlet one end of air-conditioning box, and humidifier section is arranged on air outlet one end of air-conditioning box.
4. the air-conditioning box of band sensible heat recovering function according to claim 1 and 2 is characterized in that: described sensible heat exchanger (3) is plate type heat exchanger, shell-and-tube heat exchanger or heat-pipe heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202464522U CN201527057U (en) | 2009-10-30 | 2009-10-30 | Air-conditioning case with sensible heat recovery function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202464522U CN201527057U (en) | 2009-10-30 | 2009-10-30 | Air-conditioning case with sensible heat recovery function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201527057U true CN201527057U (en) | 2010-07-14 |
Family
ID=42518343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202464522U Expired - Lifetime CN201527057U (en) | 2009-10-30 | 2009-10-30 | Air-conditioning case with sensible heat recovery function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201527057U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742996A (en) * | 2014-01-07 | 2014-04-23 | 浙江捷丰科技实业有限公司 | Multifunctional, economical, environmental-friendly and brand new wind dehumidification unit |
-
2009
- 2009-10-30 CN CN2009202464522U patent/CN201527057U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103742996A (en) * | 2014-01-07 | 2014-04-23 | 浙江捷丰科技实业有限公司 | Multifunctional, economical, environmental-friendly and brand new wind dehumidification unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100714 Effective date of abandoning: 20091030 |