CN101881491B - Cross-flow type air handling device - Google Patents
Cross-flow type air handling device Download PDFInfo
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- CN101881491B CN101881491B CN2010102177154A CN201010217715A CN101881491B CN 101881491 B CN101881491 B CN 101881491B CN 2010102177154 A CN2010102177154 A CN 2010102177154A CN 201010217715 A CN201010217715 A CN 201010217715A CN 101881491 B CN101881491 B CN 101881491B
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Abstract
The invention relates to a cross-flow type air handling device, comprising a viscous-liquid shutter, a packing layer, liquid distributors, defoaming layers and a liquid collecting disc, wherein the front of the packing layer is provided with the viscous-liquid shutter; the rear of the packing layer is provided with a primary-effect defoaming layer and a final-effect defoaming layer; a primary liquid distributor is arranged above the packing layer and is connected with a solution inlet pipe; a final liquid distributor is arranged below the primary liquid distributor; the middle part of the packing layer is provided with a cooling/heating coil; a water inlet and a water inlet pipe of the cooling/heating coil are connected, and a water outlet and a water outlet pipe thereof are connected; the bottom parts of the packing layer, the primary-effect defoaming layer and the final-effect defoaming layer are arranged on the liquid collecting disc; and the bottom part of the liquid collecting disc is provided with a solution backflow port which is connected with a solution distributing pipe. The cross-flow type air handling device utilizes a form of local inner cooling, two-stage solution distribution and two-stage defoaming to effectively improve heat and mass transferring efficiency of a cross-flow dehumidifying and regenerating device, not only has simple structure and convenient manufacture, but also effectively avoids the problems of air with liquid, solution splashing and the like.
Description
Technical field
The present invention relates to a kind of device that utilizes solution that air is dehumidified and utilizes air that solution is regenerated, be specifically related to a kind of cross-flow type air handling device, belong to the Refrigeration & Air-Conditioning technical field.
Background technology
In recent years under the dual-pressure of energy and environment, liquid dehumidifying air-conditioning system utilizes drivings such as low-grade heat source such as solar energy, industrial exhaust heat, used heat with it, and advantages such as economize on electricity, environmental protection cause professional and technical personnel's attention gradually.Liquid dehumidifying air conditioner is after utilizing hygroscopic salt solution that air is dehumidified; Utilize evaporation cooling technique or other Refrigeration Technique to the air processing of lowering the temperature, to reach a kind of air-conditioning refrigeration modes of air-conditioning ventilation state, simultaneously again; Behind the moisture in the salting liquid absorbing air; Need under the condition of high temperature, to contact, and give surrounding air water transport with surrounding air, thus the wettability power that keeps solution to continue.
Dehumidifying is the core component of whole system with regenerating unit.The way of contact according to air and solution; Can dehumidifying and regenerating unit be divided into adverse current, following current and three kinds of forms of distributary, wherein the dehumidifying of distributary form and regenerating unit are applicable to that air-conditioning box and air channel arrange, be convenient to the system integration design, take up room little and keep in repair facility.But, make its caloic transmission efficiency on the low side because himself design feature and the dehumidifying of traditional heat insulation-type are bigger with regenerating unit internal solution temperature glide.And existing enhancements mainly adopts multistage dehumidifying and regenerating unit, and there are problems such as the many and cost height of complex structure, energy consumption equipment in this method, is restricting the further promotion and application of liquid dehumidifying air-conditioning system.
Summary of the invention
The invention discloses a kind of cross-flow type air handling device; Purpose is to overcome that the solution temperature slippage that existing air dewetting and regenerative device of solution exist is big, the caloic transmission efficiency is low, drawbacks such as multistage dehumidifying and regenerating unit complex structure, big energy-consuming, cost height.The present invention utilizes cold mode and twin-stage solution dispenser in the part; Improved the caloic transmission efficiency of cross flow dehumidifying effectively with regenerating unit; Not only simple in structure, easy to make, and produce problems such as empty gas carrying liquid and solution spill when avoiding the operation of the big flow of solution effectively.
A kind of cross-flow type air handling device; Comprise: the liquid blinds that stagnates, packing layer, liquid distributor; Foam-removing layer and catch tray; It is characterized in that: the liquid blinds that stagnates is set in the place ahead of packing layer, sets gradually at the rear of packing layer and just imitate foam-removing layer and imitate foam-removing layer eventually, elementary liquid distributor is set above packing layer; Elementary liquid distributor is connected with the solution feed tube, and elementary liquid distributor below is provided with level liquid distributor eventually, and the middle part of packing layer is provided with the cooling coil pipe; The water inlet of cooling coil pipe is connected with water inlet pipe, and delivery port is connected with outlet pipe; Packing layer, the bottom of just imitating foam-removing layer and imitating eventually foam-removing layer place on the catch tray, and the bottom of catch tray is provided with the solution refluxing opening, and the solution refluxing opening is connected with the solution liquid back pipe.
The blade of described stagnant liquid blinds is for rotating adjustable type.
The described foam-removing layer of just imitating is shelved on respectively on the stepped anti-flow bearing from low to high of bottom with the foam removal 1 of whole effect.
Described cooling coil pipe is horizontally disposed with in packing layer.
Low-temperature receiver/thermal source current used in the coil pipe adopt natural cooling source/low-grade heat source, like solar energy, industrial exhaust heat, used heat etc.
Advantage of the present invention and good effect: 1) stagnant liquid blinds has avoided solution in flow process, because the solution that the wall flow phenomenon causes spills problem, rotates the adjustable type blade simultaneously and has guaranteed the adjusting function with the liquid inventory variation; 2) in the middle of packing layer, be provided with the cooling coil pipe; Avoided dehumidifying/actified solution in the packing layer bottom because the decline of the caloic transmission capacity that himself higher/low temperature causes; The cooling coil pipe that obtains according to Theoretical Calculation and experimental verification has guaranteed that along the length of air-flow direction current are in the heat transfer efficient district in solution and the coil pipe; 3) used low-temperature receiver/thermal source current adopt natural cooling source/low-grade heat source (solar energy, industrial exhaust heat, used heat etc.) in the cooling coil pipe, obtain easily; 4) elementary liquid distributor combines with a whole level liquid distributor, has avoided the problems such as dead angle and issuable atomizing of calandria liquid distributor; 5) just imitate foam-removing layer and combine, held back because the packing layer that wall stream effect causes flows out solution, imitate foam-removing layer eventually and then realized the foam removal function of band liquid air gas has been avoided carrying secretly in the air solution droplets phenomenon by first effect foam-removing layer with imitating foam-removing layer eventually.
Description of drawings
Fig. 1 is a structural representation of the present invention.
1. water inlet pipe; 2. outlet pipe; 3. air intlet; 4. the liquid blinds stagnates; 5. cooling coil pipe; 6. elementary liquid distributor; 7. whole level liquid distributor; 8. packing layer; 9. solution feed tube; 10 just imitate foam-removing layer; 11. imitate foam-removing layer eventually; 12. air outlet slit; 13. catch tray; 14. stepped anti-flow bearing; 15. solution liquid back pipe; 16. solution refluxing opening.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described in further detail, but present embodiment is not limited to the present invention, every employing analog structure of the present invention and similar variation thereof all should be listed protection scope of the present invention in.
A kind of cross-flow type air handling device; Comprise: the liquid blinds 4 that stagnates, packing layer 8, liquid distributor; Foam-removing layer and catch tray 13; It is characterized in that: air intlet 3 is provided with blade for rotating the stagnant liquid blinds 4 of adjustable type in the place ahead of packing layer 8, sets gradually in the rear air outlet 12 of packing layer 8 and just imitates foam-removing layer 10 and imitate foam-removing layer 11 eventually, and elementary liquid distributor 6 is set above packing layer; Elementary liquid distributor 6 is connected with solution feed tube 9, and elementary liquid distributor 6 belows are provided with level liquid distributor 7 eventually, and the middle part of packing layer is horizontally disposed with cooling coil pipe 5; The water inlet of cooling coil pipe 5 is connected with water inlet pipe 1, and delivery port is connected with outlet pipe 2; Packing layer 8 places on the catch tray 13, just imitates foam-removing layer 10 and is shelved on respectively on the stepped anti-flow bearing 14 from low to high of bottom with imitating foam-removing layer 11 eventually, and the bottom of catch tray 13 is provided with solution refluxing opening 16, and solution refluxing opening 16 is connected with solution liquid back pipe 15.
Elementary liquid distributor 6 is the calandria liquid distributor that spray apertures is evenly arranged; Level liquid distributor 7 is the tabular liquid distributor that spray apertures is evenly arranged eventually.
A kind of cross-flow type air handling device as shown in Figure 1, that the embodiment of the invention provided, its workflow are divided into air flow process, solution flow process and cold water/hot water flow process.
The air flow process: air at first passes through the liquid blinds 4 that stagnates by air intlet 3 under the drive of blower fan; The solution of blade surface passes back in the drip tray 13; Air gets into packing layer 8 then, carries out the caloic exchange at filling surface and solution, accomplishes the dehumidifying or the humidification of air; Air finally through first effect foam-removing layer 10 with imitate eventually foam-removing layer 11 with the solution removal of carrying secretly after, flow out by air outlet slit 12.
The solution flow process: solution gets into elementary liquid distributor 6 by solution feed tube 9, and by the whole level of the spray hole outflow arrival liquid distributor 7 hydrops zone of elementary liquid distributor 6, dependence gravity evenly sprays in the entering packing layer 8; Solution gets into packing layer 8 backs and air to carry out being divided into three parts in the process of caloic exchange; First is that main part directly arrives on the catch tray 13 along packing layer 8; Second portion is because wall stream effect arrives stagnant liquid blinds 4 blade surfaces that regulated angle according to liquid inventory; Same arrival on the catch tray 13 under the gravity effect; Third part flows to stepped anti-flow bearing 14 surfaces along foam-removing layer, owing to the gravity effect flows on the catch tray 13 because wall stream effect flows into first effect foam-removing layer 10 and imitates in the foam-removing layer 11 eventually; Solution gets in the solution liquid back pipe 15 through solution refluxing opening 16 after mix catch tray 13 bottoms.
Cold water/hot water flow process: cold water/hot water gets into cooling coil pipe 5 by water inlet pipe 1, and is whole for passing through coil pipe from bottom to top with inflow outlet pipe 2 after the solution heat exchange, is the adverse current form with the flow of solution direction.The solution on cooling coil pipe 5 tops and air caloic transmittance process carry out the most violent, make that the temperature of solution raises rapidly/reduce, caused the downslide significantly of solution dehumidification/power of regeneration.Carry out having strengthened after the heat exchange caloic exchange capacity of solution through the cooling coil pipe to solution this moment, improved the caloic exchange capacity of bottom packing layer, and then improved the inner caloic exchange efficiency of whole packing layer.
Claims (4)
1. cross-flow type air handling device; Comprise: the liquid blinds that stagnates, packing layer, liquid distributor; Foam-removing layer and catch tray; It is characterized in that: the liquid blinds (4) that stagnates is set in the place ahead of packing layer (8), sets gradually at the rear of packing layer (8) and just imitate foam-removing layer (10) and imitate foam-removing layer (11) eventually, elementary liquid distributor (6) is set above packing layer; Elementary liquid distributor (6) is connected with solution feed tube (9), and elementary liquid distributor (6) below is provided with level liquid distributor (7) eventually, and the middle part of packing layer is provided with cooling coil pipe (5); The water inlet of cooling coil pipe (5) is connected with water inlet pipe (1), and delivery port is connected with outlet pipe (2); Packing layer (8), the bottom of just imitating foam-removing layer (10) and imitating eventually foam-removing layer (11) place on the catch tray (13), and the bottom of catch tray (13) is provided with solution refluxing opening (16), and solution refluxing opening (16) is connected with solution liquid back pipe (15).
2. cross-flow type air handling device according to claim 1 is characterized in that: described stagnant liquid blinds (4) blade is for rotating adjustable type.
3. cross-flow type air handling device according to claim 1; It is characterized in that: stepped anti-flow bearing (14) is arranged at described effect foam-removing layer (10) just and whole foam-removing layer (11) bottom of imitating, and just imitates foam-removing layer (10) and whole effect foam-removing layer (11) and is shelved on respectively on the stepped anti-flow bearing (14) from low to high of bottom.
4. cross-flow type air handling device according to claim 1 is characterized in that: described cooling coil pipe (5) is horizontally disposed with in packing layer (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102177154A CN101881491B (en) | 2010-07-02 | 2010-07-02 | Cross-flow type air handling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102177154A CN101881491B (en) | 2010-07-02 | 2010-07-02 | Cross-flow type air handling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101881491A CN101881491A (en) | 2010-11-10 |
| CN101881491B true CN101881491B (en) | 2012-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010102177154A Expired - Fee Related CN101881491B (en) | 2010-07-02 | 2010-07-02 | Cross-flow type air handling device |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103115402A (en) * | 2012-11-29 | 2013-05-22 | 浙江大学 | Cross-flow internally-cooled solution dehumidifier and method thereof |
| CN103256831A (en) * | 2013-05-30 | 2013-08-21 | 清华大学 | Heat and mass transfer system between air and solution or air and water |
| CN105299783A (en) * | 2015-11-02 | 2016-02-03 | 西安交通大学 | Solar-driven solution membrane concentration and solution dehumidification device and dehumidification method |
| CN105890147B (en) * | 2016-06-28 | 2019-02-01 | 北京康孚科技股份有限公司 | A kind of gas-liquid full-heat-exchange equipment of the built-in Cooling and Heat Source based on metallic fiber filler |
| CN110498462B (en) * | 2019-07-15 | 2022-04-01 | 上海理工大学 | Industrial waste liquid treatment system and method based on carrier gas extraction low-temperature mass transfer |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100378425C (en) * | 1995-11-07 | 2008-04-02 | 株式会社西部技研 | Method and apparatus for cooling fluid and dehumidifying and cooling gas |
| CN201748565U (en) * | 2010-07-02 | 2011-02-16 | 上海理工大学 | Cross-flow type air dehumidifying and solution re-generating device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11132500A (en) * | 1997-10-24 | 1999-05-21 | Ebara Corp | Dehumidifying air conditioner |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100378425C (en) * | 1995-11-07 | 2008-04-02 | 株式会社西部技研 | Method and apparatus for cooling fluid and dehumidifying and cooling gas |
| CN201748565U (en) * | 2010-07-02 | 2011-02-16 | 上海理工大学 | Cross-flow type air dehumidifying and solution re-generating device |
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| CN101881491A (en) | 2010-11-10 |
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