Outer surface evaporation type liquor dehumidifying device
Technical field
The present invention relates to a kind of dehydrating unit, relate in particular to a kind of outer surface evaporation type liquor dehumidifying device.
Background technology
Along with the development of China's economy and the raising day by day of living standards of the people, mobile more the showing frequently that all kinds of personnel intercity, out on tours, visit friends and relatives, visiting and learning and commercial affairs be in harmony can etc. in people's work, life, occupied increasing proportion, and passenger boat is as remote maritime traffic instrument, more highlight its critical role.The cabin on naval vessel, ocean is the special indoor environment that a steel plate is made, and has the shortcoming that crowd density is high, activity space is narrow and small.Particularly, in order to ensure sea going safety, cabin adopts Seal Design more, causes indoor air flows poor, the dirty chaos of air, and containing all multi-pollutants.
At present, as the marine air conditioner device of the main ventilation equipment in cabin chamber, be conventionally only provided for the screen pack of dedusting, also just the individual event pollutant of minority carried out to simple special treatment at most, some pollutant levels still exceedes relevant criterion.Although such aircondition has certain catharsis to gas, but because processing mode is simple, purification efficiency low, gas purification object is single, cabin IAQ cannot be realized " fresh " degree simultaneously up to standard with " comfortable ", can not meet the requirement that people are changed to " healthiness type " by " temperature control comfort type " the demand of marine air conditioner device.Solar energy solution dehumidification system can be realized and cabin indoor environment is carried out to humiture independently control, for cabin provides fresh rich oxygen content air, by a main direction that is the research of following boats and ships indoor environment.For solar energy solution dehumidification technology can be widely applied in shipping industry, just must be for the external environmental condition of ocean boat, design the high-efficient solution dehydrating unit matching.
Summary of the invention
Tradition solution dehumidification device is mostly heat insulation-type, and in dehumidification process, solution temperature can rise, and causes effect on moisture extraction to reduce.Although minority internally cooled dehydrating unit effect on moisture extraction is better than adiabatic dehumidifier, need a set of cooling system of configuration in addition, and the generation obstruction of cooling water pipe Louis, particularly unfavorable especially to some special occasions (on the boat of ocean).The present invention proposes a kind of outer surface evaporation type liquor dehumidifying device that can utilize cooling water high in salt to carry out efficient dehumidifying.
The present invention is achieved like this, a kind of outer surface evaporation type liquor dehumidifying device, comprise air dewetting loop, solution loop and evaporative cooling loop, it is characterized in that air dewetting route backwind tube, return air air-valve, fresh wind tube, new wind air-valve, falling liquid film dehumidifier, ajutage, centrifugal blower composition, room return air inlet a is connected with the air intake b of falling liquid film dehumidifier with return air air-valve by backwind tube, the air outlet slit c of falling liquid film dehumidifier is connected with room air outlet d with ajutage by centrifugal blower, in addition, outdoor new wind is communicated with the air intake b of film dehumidifier by fresh wind tube and new wind air-valve,
Solution loop is by falling liquid film dehumidifier, solution pump, dehumidification solution pipe, solution tank, the first solvent valve, the second solvent valve composition, the taphole e of film dehumidifier is by solution pump, the first dehumidification solution pipe is connected with the first solution entrance f of falling liquid film dehumidifier via the first solvent valve, be connected with the first solution entrance g of solution tank via the second solvent valve, the first taphole h of solution tank is connected with the second solution entrance i of falling liquid film dehumidifier by the second dehumidification solution pipe, in addition, be connected with the second solution entrance j of solution tank by concentrated solution pipe from solution regeneration system concentrated solution out, the second taphole k of solution tank enters solution regeneration system by weak solution pipe,
Evaporative cooling loop is made up of falling liquid film dehumidifier, water pump, water lines, axial flow blower, shower, water fender, and the coolant outlet m of falling liquid film dehumidifier is connected with shower with water lines by water pump; Outdoor air streamed fin outside the pipe of falling liquid film dehumidifier under the effect of axial flow blower, flowed through water fender again in return passage external environment.
Technique effect of the present invention is: 1, utilize high salinity aqueous water to carry out evaporative cooling outward at dehumidification pipe and absorbed the latent heat amount that solution dehumidification process discharges, thereby improved the effect of solution dehumidification; 2, evaporative cooling and solution dehumidification integral application reduced system and device complexity in improving systematic function; 3, adopt outer surface evaporative cooling form to facilitate system dirt and impurity to remove, can adopt high salinity cooling water.
Brief description of the drawings
Fig. 1 is functional-block diagram of the present invention.
In the drawings, falling liquid film dehumidifier 1; Axial flow blower 2; Water pump 3; Solution pump 4; Solution tank 5; The first solvent valve 6; The second solvent valve 7; Water fender 8; Backwind tube 9; Ajutage 10; Water lines 11; The first dehumidification solution pipe 12; Fresh wind tube 13; Return air air-valve 14; New wind air-valve 15; Centrifugal blower 16; Concentrated solution pipe 17; Weak solution pipe 18; The second dehumidification solution pipe 19; Shower 20.Solution regeneration system R; Room system H.
The first taphole h and the second taphole k, the coolant outlet m of the first solution entrance g of the first solution entrance f of return air inlet a, air intake b, air outlet slit c, air outlet d, taphole e, falling liquid film dehumidifier 1 and the second solution entrance i, solution tank 5 and the second solution entrance j, solution tank 5.
Detailed description of the invention
As shown in Figure 1, a kind of outer surface evaporation type liquor dehumidifying device, comprise air dewetting loop, solution loop and evaporative cooling loop, it is characterized in that air dewetting route backwind tube 9, return air air-valve 14, fresh wind tube 13, new wind air-valve 15, falling liquid film dehumidifier 1, ajutage 10, centrifugal blower 16 forms, room return air inlet a is connected with the air intake b of falling liquid film dehumidifier 1 with return air air-valve 14 by backwind tube 9, the air outlet slit c of falling liquid film dehumidifier 1 is connected with room air outlet d with ajutage 10 by centrifugal blower 16, in addition, outdoor new wind is communicated with the air intake b of film dehumidifier 1 by fresh wind tube 13 and new wind air-valve 15,
Solution loop is by falling liquid film dehumidifier 1, solution pump 4, the first dehumidification solution pipe 12, the second dehumidification solution pipe 19, solution tank 5, the first solvent valve 6, the second solvent valve 7 forms, the taphole e of falling liquid film dehumidifier 1 is by solution pump 4, the first dehumidification solution pipe 12 is connected with the first solution entrance f of falling liquid film dehumidifier 1 via the first solvent valve 6, be connected with the first solution entrance g of solution tank 5 via the second solvent valve 7, the first taphole h of solution tank 5 is connected with the second solution entrance i of falling liquid film dehumidifier 1 by the second dehumidification solution pipe 19, in addition, be connected with the second solution entrance j of solution tank 5 by concentrated solution pipe 17 from solution regeneration system R concentrated solution out, the second taphole k of solution tank 5 enters solution regeneration system by weak solution pipe 18,
Evaporative cooling loop is made up of falling liquid film dehumidifier 1, water pump 3, water lines 11, axial flow blower 2, shower 20, water fender 8, detailed description of the invention: the coolant outlet m of falling liquid film dehumidifier 1 is connected with shower 20 with water lines 11 by water pump 3; Outdoor air streamed fin outside the pipe of falling liquid film dehumidifier 1 under the effect of axial flow blower 2, flowed through water fender 8 again in return passage external environment.
When use, the return air coming out of the room and outdoor new wind enter falling liquid film dehumidifier (1) after mixing by air returning valve (14) and new air-valve (15) adjust flux, in falling liquid film dehumidifier (1), air carries out counter current contacting with dehumidification solution from bottom to top, airborne moisture is absorbed by solution, send in room after centrifugal blower (16) pressurization from falling liquid film dehumidifier (1) dry air out, complete dehumidified air loop.Solution circulation loop is made up of falling liquid film dehumidifier (1), solution pump (4), the first dehumidification solution pipe (12), the second dehumidification solution pipe (19), solution tank (5), solvent valve (6), solvent valve (7) etc.The concentrated solution flowing out from solution tank (5) is in the second dehumidification solution pipe (19) enters falling liquid film dehumidifier (1) top liquid reserve tank, solution is along dehumidification pipe inner surface slow Laminar Flow from top to bottom afterwards, after air moisture in solution absorption dehumidifying pipe, become in the bottom liquid reserve tank that weak solution is gathered in falling liquid film dehumidifier (1), weak solution enters respectively in solution tank (5) and falling liquid film dehumidifier (1) top liquid reserve tank after by solution pump (4) pressurization after the first dehumidification solution pipe (12), solvent valve (6), solvent valve (7) adjust flux.In order to maintain the solution concentration in solution tank, need other a set of solution regeneration system to be connected with solution tank.Evaporative cooling loop forms (8) by falling liquid film dehumidifier (1), water pump (3), water lines (11), axial flow blower (2), shower (20), water fender.After boosting, water pump (3) enters shower (20) through water lines (11) from the cooling water pond of falling liquid film dehumidifier (1) cooling water out, from nozzle is sprayed onto the pipe of falling liquid film dehumidifier on fin, simultaneously outdoor air in axial flow blower (2) effect the lower and shower water latent heat amount that air dewetting discharges in dehumidification pipe outer contacting is carried out evaporative cooling absorption dehumidifying device (1).Cooling water is back in cooling water coil, and the air after evaporative cooling carries out after gas-water separates being back in environment through water fender (8).
When use, by changing the open degree of the new air valve (15) of return air valve (14), air-supply new wind ratio in conditioning chamber, to adapt to the mobile variation of outdoor environment and indoor occupant.
By changing the first solvent valve 6; The open degree of the second solvent valve 7, liquid inventory and the concentration of adjusting falling liquid film dehumidifier (1), to adapt to the variation of dehumidified air humidity.