Internal cooling type solution dehumidification-regeneration air treatment system

A solution dehumidification and air regeneration technology, applied in air conditioning systems, refrigeration and liquefaction, refrigerators, etc., can solve the problems of weakened moisture absorption, reduced unit performance, lack of high-efficiency internal cooling solution dehumidification-regeneration air treatment system, etc., to achieve high efficiency Treatment process, the effect of improving the dehumidification ability

Inactive Publication Date: 2018-08-03
TSINGHUA UNIV
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Problems solved by technology

However, compared with the adiabatic solution dehumidification device, due to the cancellation of the solution cooling (heating) heat exchanger in front of the dehumidification (regeneration) device, the solution temperature at the inlet of the dehumidification (regeneration) device is higher (lower), weakening its moisture absorption (concentration) capacity
Compared with the solution dehumidification unit in the form of conventional return air regeneration, since the humidity content of the fresh air is higher than that of the return air, the regeneration temperature of this unit will be significantly higher than that of the return air regeneration unit, resulting in a significant decrease in unit performance
[0004] Therefore, in view of the above performance defects, there is still a lack of efficient internal cooling solution dehumidification-regeneration air treatment system that can achieve no indoor exhaust

Method used

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  • Internal cooling type solution dehumidification-regeneration air treatment system

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[0023] The internal cooling type solution dehumidification-regeneration air treatment system of the present invention will be further described below in conjunction with the drawings, but the present invention is not limited to the following embodiments.

[0024] figure 1 In the middle, the straight line represents the dehumidification solution sprayed in the stage, the dotted line represents the dehumidification solution circulating between the stages, and the dotted line represents the refrigeration working fluid of the heat pump system.

[0025] Such as figure 1 As shown, the internal cooling solution dehumidification-regeneration air treatment system of the present invention includes a cooling coil 1, an internal heating regeneration device 2 (2'), a cooling coil 3, an internal cooling dehumidification device 4 (4'), and a heat pump system (Condenser 5 (5'), throttle valve 6 (6'), evaporator 7 (7'), compressor 8 (8')), solution pump 9 (9'), solution-solution heat exchanger 10 (1

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Abstract

The invention discloses an internal cooling type solution dehumidification-regeneration air treatment system. The treatment system comprises two parts, namely a solution circulation system and a heatpump system. According to the treatment system, a solution with a hygroscopic property is used as a working medium to combine the solution dehumidification treatment system and the heat pump system; the cooling capacity of an evaporator in the heat pump system is used for reducing the temperature of the solution so as to improve the dehumidification capability of the solution, and the heat of a condenser is all used as a heat source for concentrating and regenerating the solution. According to the internal cooling type solution dehumidification-regeneration air treatment system, the solution with the hygroscopic property is used as the working medium to combine the solution dehumidification treatment system and the heat pump system, and through the flow design of a cooling coil pipe and adehumidification-regeneration device, the efficient internal cooling type solution dehumidification-regeneration air treatment process without indoor exhaust is achieved.

Description

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Claims

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Application Information

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Owner TSINGHUA UNIV
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