Summary of the invention
The object of the present invention is to provide a kind of dehumidification rate, total heat recovery efficiency height, compact conformation, cost is low, and volume is little, can be used in the solution humidifying air-conditioning system with precooling of small-sized storied office building, apartment with hotel-styled services, villa and ordinary residence.
Solution humidifying air-conditioning system with precooling of the present invention, comprise dehumidifying cooling device and regeneration of waste liquor unit, be provided with direct-expansion coil in the dehumidifying cooling device, the bottom of dehumidifying cooling device has air inlet, the top of dehumidifying cooling device has air outlet, the air outlet of dehumidifying cooling device links to each other by the air inlet of pipeline with the wet heat exchange core body assembly of heat, the more than one heat that comprises the wet heat exchange core body assembly of the heat heat exchange core body that wets, the bottom of the wet heat exchange core body of each heat has respectively air inlet, the top of the wet heat exchange core body of each heat has respectively air outlet, the air outlet of the air inlet of a wet heat exchange core body of heat and the wet heat exchange core body of another heat is mutually connected by airduct and is linked to be a dehumidifying heat exchanger channels, the below of the wet heat exchange core body of each heat is respectively equipped with the dehumidification solution groove, the bottom of each dehumidification solution groove links to each other with the import of dehumidification solution pipeline respectively, the middle part of each dehumidification solution pipeline is in series with respectively the outer circulation path of dehumidifying circulation solution pump and vaporation-type plate type heat exchanger, and the outlet of each dehumidification solution pipeline links to each other with the spray solution device that is installed in the wet heat exchange core body internal upper part of heat;
Described regeneration of waste liquor unit comprises the wet exchange of more than one heat core body, the bottom of the wet exchange of each heat core body has respectively air inlet, the top of the wet exchange of each heat core body has respectively air outlet, the air outlet of the air inlet of the wet exchange of a heat core body and the wet exchange of another heat core body is mutually connected by airduct and is linked to be a regeneration passage, the below of the wet exchange of each heat core body is respectively equipped with the actified solution groove, the bottom of each actified solution groove links to each other with the import of actified solution pipe respectively, the middle part of each actified solution pipe is in series with respectively the outer circulation path of regeneration cycle solution pump and condensing plate type heat exchanger, and each regeneration cycle solution delivery side of pump links to each other with the spray solution device that is installed in the wet exchange of heat core body internal upper part;
The outlet of the refrigerant circulation path in each described vaporation-type plate type heat exchanger links to each other with the entrance of compressor by pipeline, the outlet of compressor links to each other by the entrance of the refrigerant circulation path of the described condensing plate type heat exchanger of pipeline and each, the outlet of the refrigerant circulation path of each described condensing plate type heat exchanger links to each other with the entrance of expansion valve by pipeline, and the outlet of expansion valve links to each other by the entrance of the refrigerant circulation path of the described vaporation-type plate type heat exchanger of pipeline and each;
The inlet of the direct-expansion coil in the described dehumidifying cooling device links to each other with the port of export of described expansion valve by the pipeline that is in series with circulating pump, and the liquid outlet of the direct-expansion coil in the dehumidifying cooling device links to each other with the arrival end of described compressor by pipeline;
The outlet of each described dehumidification solution groove bottom links to each other with the import of the left heat exchanger channels of plate type heat exchanger by the dehumidification solution export pipeline that is in series with the dehumidification solution pump respectively, and the outlet of the left heat exchanger channels of this plate type heat exchanger links to each other by the import of pipeline with a described actified solution groove;
The outlet of each described actified solution groove bottom links to each other with the import of the right heat exchanger channels of described plate type heat exchanger by the actified solution export pipeline that is in series with the actified solution pump respectively, and the outlet of the right heat exchanger channels of this plate type heat exchanger links to each other by the import of pipeline with a described dehumidification solution groove;
Each described actified solution groove links to each other with the outlet of filling pipe, is in series with pipe valve or water compensating valve on the filling pipe.
Solution humidifying air-conditioning system with precooling of the present invention, the wet quantity of the wet exchange of heat exchange core body, described heat core body, described dehumidification solution groove, described actified solution groove of wherein said heat is all 2 or 3 or 4 or 5 or 6, and the quantity of described compressor and described expansion valve is 2 or 3 or 4 or 5 or 6.
Compare with existing solution dehumidification unit, the solution humidifying air-conditioning system with precooling of the present invention has the following advantages:
1, dehumidifying and heat recycle process Energy Efficiency Ratio are higher.Because dehumidifying, the wet exchange of regenerated heat core body adopt the wet exchanging form form of refluent heat, and the wet exchanging form of refluent heat generally exceeds more than 30% than the wet exchanging form efficiency of damp and hot exchanging of existing distributary heat, therefore, solution humidifying air-conditioning system dehumidification rate with precooling of the present invention is higher than the dehumidification rate of existing distributary heat insulation-type solution humidifying air-conditioning system.In addition, the wet exchange of the full recuperation of heat heat core body among the present invention adopts the refluent heat exchanging form that wets equally, so total heat recovery efficiency is higher than the full recuperation of heat of distributary.Comprehensively as can be known, dehumidifying of the present invention and heat recycle process are more energy-conservation.
2, unit operation is more stable, reliable.Because the wet exchange of full recuperation of heat heat core body adopts the wet exchanging form heat exchanger effectiveness of refluent heat, exceed more than 30% than the wet exchanging form efficiency of damp and hot exchanging of traditional distributary heat, greatly reduce the energy of new wind by the wet exchange of heat, so reduced the load of solution dehumidification unit, the condensing pressure of guaranteeing heat pump refrigeration system be controlled at can the scope of stable operation in.
3, set structure is compact, and the machine packet size is little, and efficient is high, is applicable to the projects such as little space buildings and dwelling house.At present existing solution humidifying air-conditioning system air quantity is very large is only applicable to large-scale Gongjian, yet along with the fast rise of the energy consumptions such as residential houses, small-sized Gongjian, so the demand of little air quantity unit is seemed very urgent.It is compact not that but existing new blower fan group has structure, the drawbacks such as efficient is low, and the present invention has overcome these drawbacks, be of compact construction, and because utilizing the adverse current form to improve efficiency of damp and hot exchanging, thereby so that small solution damping unit has the advantages such as compact conformation, the machine packet size is little, efficient is high, the new wind that can be widely used in having in small-sized storied office building, hotel apartment, villa, the ordinary residence in the occasion, particularly humiture independence control air conditioner system of new wind damping demand is processed.
In sum, solution humidifying air-conditioning system with precooling of the present invention, except having all characteristics such as high runnability, low energy expenditure, high air quality, utilized the reverse-flow gas-liquid direct contact heat Switching Module that wets, improved efficiency of damp and hot exchanging, also had compact conformation, volume is little, air quantity is little, performance is high and is applicable to the characteristics of the projects such as small-sized storied office building, apartment with hotel-styled services, dwelling house.In a word, solution humidifying air-conditioning system with precooling of the present invention to improve the air-conditioning system runnability, reduce energy resource consumption, improve air quality and with the solution humidifying air-conditioning system of precooling in the application of small-sized storied office building, apartment with hotel-styled services and Housing Project etc., significant.
Below in conjunction with accompanying drawing technical scheme of the present invention is described further.
The specific embodiment
As shown in Figure 1, solution humidifying air-conditioning system with precooling of the present invention, comprise dehumidifying cooling device 1 and regeneration of waste liquor unit, be provided with direct-expansion coil in the dehumidifying cooling device 1, the bottom of dehumidifying cooling device 1 has air inlet, the top of dehumidifying cooling device 1 has respectively air outlet, the air outlet of dehumidifying cooling device 1 links to each other by the air inlet of pipeline with the wet heat exchange core body assembly of heat, the heat that comprises the wet heat exchange core body assembly of the heat heat exchange core body 2 that wets, the bottom of the wet heat exchange core body 2 of heat has air inlet, the top of the wet heat exchange core body 2 of each heat has air outlet, the below of the wet heat exchange core body 2 of heat is provided with dehumidification solution groove 3, the bottom of each dehumidification solution groove 3 links to each other with the import of dehumidification solution pipeline 4, the middle part of dehumidification solution pipeline 4 is in series with the outer circulation path of dehumidifying circulation solution pump 5 and vaporation-type plate type heat exchanger 6, and the outlet of dehumidification solution pipeline 4 links to each other with the spray solution device that is installed in wet heat exchange core body 2 internal upper parts of heat;
The regeneration of waste liquor unit comprises the wet exchange of heat core body 7, the bottom of the wet exchange of heat core body 7 has air inlet, the top of the wet exchange of heat core body 7 has respectively air outlet, the below of the wet exchange of heat core body 7 is provided with actified solution groove 8, the bottom of actified solution groove 8 links to each other with the import of actified solution pipe 9, the middle part of actified solution pipe 9 is in series with the outer circulation path of regeneration cycle solution pump 10 and condensing plate type heat exchanger 11, and the outlet of regeneration cycle solution pump 10 links to each other with the spray solution device that is installed in the wet exchange of heat core body 7 internal upper parts;
The outlet of the refrigerant circulation path in the vaporation-type plate type heat exchanger 6 links to each other by the entrance of pipeline with compressor 12, the outlet of compressor 12 links to each other by the entrance of pipeline with the refrigerant circulation path of condensing plate type heat exchanger 11, the outlet of the refrigerant circulation path of condensing plate type heat exchanger 11 links to each other by the entrance of pipeline with expansion valve 13, and the outlet of expansion valve 13 links to each other by the entrance of pipeline with the refrigerant circulation path of vaporation-type plate type heat exchanger 6;
The inlet of the direct-expansion coil in the dehumidifying cooling device 1 links to each other with the port of export of expansion valve 13 by the pipeline that is in series with circulating pump 21, and the liquid outlet of the direct-expansion coil in the dehumidifying cooling device 1 links to each other by the arrival end of pipeline with compressor 12;
The outlet of dehumidification solution groove 3 bottoms links to each other with the import of the left heat exchanger channels of plate type heat exchanger 16 by the dehumidification solution export pipeline 15 that is in series with dehumidification solution pump 14, and the outlet of the left heat exchanger channels of this plate type heat exchanger 16 links to each other by the import of pipeline with actified solution groove 8;
The outlet of actified solution groove 8 bottoms links to each other with the import of the right heat exchanger channels of plate type heat exchanger 16 by the actified solution export pipeline 20 that is in series with actified solution pump 17, and the outlet of the right heat exchanger channels of this plate type heat exchanger 16 links to each other by the import of pipeline with dehumidification solution groove 3;
Actified solution groove 8 links to each other with the outlet of filling pipe 18, is in series with pipe valve or water compensating valve 19 on the filling pipe 18.The effect of filling pipe 19 is to 8 moisturizings of actified solution groove, with the concentration of control solution.
The direction of arrow among the figure of present embodiment is the situation of summer operation, in summer, vaporation-type plate type heat exchanger 6 is for the salting liquid in the dehumidification solution pipeline 4 of cooling and dehumidifying solution tank 3 outflows, to strengthen the dehumidifying effect of the wet heat exchange core body 2 of heat, salting liquid in the actified solution pipe 9 that condensing plate type heat exchanger 11 then flows out in the thermal regeneration solution tank 8 is to strengthen the power of regeneration of the wet exchange of heat core body 7.
The unit of present embodiment when operation air and the flow process of solution as follows:
New wind at first passes through the direct-expansion coil in the clammy radiator cooler 1, and cooled dose of evaporation endothermic dehumidifying goes on foot in advance dehumidifying and cooling, and the air parameter behind the dehumidifying and cooling then can be controlled by the evaporating temperature of regulating direct-expansion coil; Through the new wind behind the dehumidifying and cooling in advance, entrance by the wet heat exchange core body 2 of heat enters in the hot wet heat exchange core body 2, in the wet heat exchange core body 2 of heat, after air and is lowered the temperature at the further degree of depth dehumidifying of the salting liquid that concentration is high, temperature is low, outlet by the wet heat exchange core body 2 of heat is flowed out, thereby sends into indoor;
The new wind that is used for regeneration enters the wet exchange of heat core body 7 by the entrance of the wet exchange of heat core body 7, behind the solution warming and humidifying lower by concentration in the wet exchange of heat core body 7, that temperature is higher, is flowed out by the outlet of the wet exchange of heat core body 7, and is discharged in the outside atmosphere;
After the salting liquid that the concentration that flows out through dehumidification solution pipeline 4 from dehumidification solution groove 3 is higher cools off through vaporation-type plate type heat exchanger 6, flow into the wet heat exchange core body 2 of heat from the top of the wet heat exchange core body 2 of heat, from the wet heat exchange core body 2 of heat, flow down again, and carry out the wet exchange of direct heat with the air that flows in the wet heat exchange core body 2 of heat, flow at last dehumidification solution groove 3;
The concentration of salt solution that has absorbed moisture in the new wind reduces, and flow in the dehumidification solution groove 3, again by dehumidification solution pump 14, dehumidification solution export pipeline 15 enters in the actified solution groove 8 of the wet exchange of heat core body 7 belows, and the lower salting liquid of concentration that from the actified solution groove 8 of the wet exchange of heat core body 7 belows, flows out, after 11 heating of condensing plate type heat exchanger, flow into the wet exchange of heat core body 7 from the top of the wet exchange of heat core body 7, from the wet exchange of heat core body 7, flow down again, and carry out the wet exchange of direct heat with the air that flows in the wet exchange of the heat core body 7, flow at last actified solution groove 8; Solution in the actified solution groove 8 is because moisture is reproduced new wind absorption, and concentration of salt solution is higher, and the solution in the actified solution groove 8 enters in the dehumidification solution groove 3 of wet heat exchange core body 2 belows of heat by the actified solution export pipeline 20 of actified solution pump 17; Solution so circulates.Exchange the weak solution the core body 7 and between the wet concentrated solution that exchanges the hot heat exchange core body 2 that wets of core body 7 inflows of heat, carry out heat recovery by plate type heat exchanger 16 from hot the wetting of wet heat exchange core body 2 inflows of heat.
Principle and the summer of unit winter operation are similar, difference is to make that refrigerant flow direction is opposite with summer condition moves, so that summer is as condensing plate type heat exchanger 3, transform into and be the vaporation-type plate type heat exchanger, solution in the wet exchange of the heat of cooling core body 7 is to return air dehumidifying cooling, and summer as vaporation-type plate type heat exchanger 6, transform the solution that is in the wet heat exchange core body 2 of condensing plate type heat exchanger warming and humidifying heat (be the wet heat exchange core body 2 of heat summer) into, new wind is carried out warming and humidifying; New wind through the warm and moist behind the warming and humidifying is sent into indoor.
As shown in Figure 2, solution humidifying air-conditioning system with precooling of the present invention, also can be to comprise dehumidifying cooling device 1 and regeneration of waste liquor unit, be provided with direct-expansion coil in the dehumidifying cooling device 1, the bottom of dehumidifying cooling device 1 has air inlet, the top of dehumidifying cooling device 1 has air outlet, the air outlet of dehumidifying cooling device 1 links to each other by the air inlet of pipeline with the wet heat exchange core body assembly of heat, 2 heat that comprise the wet heat exchange core body assembly of the heat heat exchange core body 2 that wets, the quantity of the wet heat exchange core body 2 of heat also can be 3 or 4 or 5 or 6 or more, the bottom of the wet heat exchange core body 2 of each heat has respectively air inlet, the top of the wet heat exchange core body 2 of each heat has respectively air outlet, the air outlet of the air inlet of a wet heat exchange core body 2 of heat and the wet heat exchange core body 2 of another heat is mutually connected by airduct and is linked to be a dehumidifying heat exchanger channels, the below of the wet heat exchange core body 2 of each heat is respectively equipped with dehumidification solution groove 3, the bottom of each dehumidification solution groove 3 links to each other with the import of dehumidification solution pipeline 4 respectively, the middle part of each dehumidification solution pipeline 4 is in series with respectively the outer circulation path of dehumidifying circulation solution pump 5 and vaporation-type plate type heat exchanger 6, and the outlet of each dehumidification solution pipeline 4 links to each other with the spray solution device that is installed in wet heat exchange core body 2 internal upper parts of heat;
The regeneration of waste liquor unit comprises the wet exchange of 2 heat core body 7, the quantity of the wet exchange of heat core body 7 also can be 3 or 4 or 5 or 6 or more, the bottom of the wet exchange of each heat core body 7 has respectively air inlet, the top of the wet exchange of each heat core body 7 has respectively air outlet, the air outlet of the air inlet of the wet exchange of a heat core body 7 and the wet exchange of another heat core body 7 is mutually connected by airduct and is linked to be a regeneration passage, the below of the wet exchange of each heat core body 7 is respectively equipped with actified solution groove 8, the bottom of each actified solution groove 8 links to each other with the import of actified solution pipe 9 respectively, the middle part of each actified solution pipe 9 is in series with respectively the outer circulation path of regeneration cycle solution pump 10 and condensing plate type heat exchanger 11, and the outlet of each regeneration cycle solution pump 10 links to each other with the spray solution device that is installed in the wet exchange of heat core body 7 internal upper parts;
The outlet of the refrigerant circulation path in each vaporation-type plate type heat exchanger 6 links to each other by the entrance of pipeline with compressor 12, the outlet of compressor 12 links to each other by the entrance of pipeline with the refrigerant circulation path of each condensing plate type heat exchanger 11, the outlet of the refrigerant circulation path of each condensing plate type heat exchanger 11 links to each other by the entrance of pipeline with expansion valve 13, and the outlet of expansion valve 13 links to each other by the entrance of pipeline with the refrigerant circulation path of each condensing plate type heat exchanger 11;
The inlet of the direct-expansion coil in the dehumidifying cooling device 1 links to each other with the port of export of expansion valve 13 by the pipeline that is in series with circulating pump 21, and the liquid outlet of the direct-expansion coil in the dehumidifying cooling device 1 links to each other by the arrival end of pipeline with compressor 12;
The outlet of each dehumidification solution groove 3 bottom links to each other with the import of the left heat exchanger channels of plate type heat exchanger 16 by the dehumidification solution export pipeline 15 that is in series with dehumidification solution pump 14 respectively, and the outlet of the left heat exchanger channels of this plate type heat exchanger 16 links to each other by the import of pipeline with an actified solution groove 8;
The outlet of each actified solution groove 8 bottom links to each other with the import of the right heat exchanger channels of described plate type heat exchanger 16 by the actified solution export pipeline 20 that is in series with actified solution pump 17 respectively, and the outlet of the right heat exchanger channels of this plate type heat exchanger 16 links to each other by the import of pipeline with a described dehumidification solution groove 3;
Each actified solution groove 8 links to each other with the outlet of filling pipe 18, is in series with pipe valve or water compensating valve 19 on the filling pipe 18.
The quantity of compressor 12 and expansion valve 13 is 2 in above-described embodiment, and the quantity of compressor 12 and expansion valve 13 also can be 3 or 4 or 5 or 6.
Present embodiment and embodiment shown in Figure 1 difference are, present embodiment is the connected wet heat exchange core body 2 of a plurality of heat and the wet exchange of a plurality of heat core body 7, the operation principle of present embodiment is then basic identical with the operation principle of embodiment shown in Figure 1, and its difference only allows needs air-flow to be processed pass the wet heat exchange core body 2 of a plurality of heat, the wet exchange of a plurality of heat core body 7.
Solution humidifying air-conditioning system and the solution humidifying air-conditioning system with precooling shown in Figure 2 with precooling shown in Figure 3 is basic identical, difference is: shown in Figure 3 with each the group vaporation-type plate type heat exchanger 6 in the solution humidifying air-conditioning system of precooling and condensing plate type heat exchanger 11 all a corresponding compressor 12 and an expansion valve 13, i.e. the dehumidifying of every dehumidifying and the wet exchange of regeneration unit heat core body use independently refrigeration system.Physical device adopts any pattern, depends on the capacity of concrete air dewetting, amount of cooling water and refrigeration system.By regulating the cold of each vaporation-type plate type heat exchanger of refrigeration system, can regulate the temperature of dehumidification solutions at different levels, control simultaneously the concentration of dehumidification solutions at different levels by suitable moisturizing, realization is to progressively dehumidifying and the cooling of new wind, to reduce the irreversible loss of process, improve the Energy Efficiency Ratio (OP) that unit is processed new wind.
The present invention only describes with above-mentioned three kinds of the most common embodiments, the other forms of unit that under enlightenment of the present invention, obtains, and conversion or improvement that every basic principle according to the present invention is carried out individual component are all within its protection domain.