CN206037298U - Machinery vapor recompression formula dehumidification air conditioning system - Google Patents

Machinery vapor recompression formula dehumidification air conditioning system Download PDF

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Publication number
CN206037298U
CN206037298U CN201621070971.4U CN201621070971U CN206037298U CN 206037298 U CN206037298 U CN 206037298U CN 201621070971 U CN201621070971 U CN 201621070971U CN 206037298 U CN206037298 U CN 206037298U
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China
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heat exchanger
conditioning system
air
plate type
solution
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CN201621070971.4U
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Chinese (zh)
Inventor
周亚素
彭泰铭
简燕
冯彬
吴娜
黄永帅
唐肖龙
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Donghua University
National Dong Hwa University
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Donghua University
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Abstract

The utility model provides a machinery vapor recompression formula dehumidification air conditioning system, a serial communication port, including the dehumidification air conditioning system with be arranged in the desiccant solution to the dehumidification air conditioning system to carry out palingenetic mechanical vapor recompression formula solution regenerating unit. The utility model discloses a machinery vapor recompression (Mechanical vapor recompression, abbreviation MVR), the concentration technique passes through vapor compressor with the air treatment device that the dehumidification air conditioning system combined together, the evaporation -condensation ware, concentrated regeneration dehumidification liquid such as vacuum pump, realize high -efficiently, energy saving, economy recycles desiccant solution, this novel dehumidification air conditioning system compares the COP of system with traditional system, dehumidification effect and operating stability further improve, it is with the obvious advantage.

Description

Function of mechanical steam recompression formula dehumidifier/air-conditioning system
Technical field
The utility model belongs to heating, ventilation and air-conditioning technique field, more particularly to function of mechanical steam recompression (MVR) efficient concentration technology actified solution combines the air-conditioning system device of dehumidifying.
Background technology
There is the dehumidifier/air-conditioning system of environmental protection and energy saving feature to have become the hot subject of Chinese scholars research at present.It is molten Liquid dehumidifying is warmed up to the energy of ventilation state point again after need not consuming freeze drying.Research shows, the air-conditioning system of dehumidifying Operation energy consumption more than 30% is saved than traditional air-conditioning system.
The dehumidification solution overwhelming majority in the market is the salting liquids such as lithium-bromide solution (LiBr) solution, is due to dense Solution has strong water imbibition.The air qualities such as the too high easy breed bacteria of air humidity, moldy metamorphism can be solved the problems, such as. The weak solution after absorption air moisture content be condensed into concentrated solution recycle adjusting air humidity have very big economic worth and Applying value.
Exercisable solution regeneration, from regeneration principle angle, mainly has thermal regeneration, embrane method regeneration and ultrasound at present Ripple regeneration etc., the research of wherein thermal regeneration mode is in the majority, and technology is also more ripe.From thermal source angle, thermal regeneration can divide again For solar energy heating regeneration, waste heat energy reclaiming, electrical heating regeneration etc..But these methods are under some special environment Effect on moisture extraction and operation stability be not good, such as overcast and rainy moisture removal is larger, and solar energy heating that solar energy deficiency is caused Regenerator regeneration efficiency is not high or residual heat regenerating mode fluctuation of service dehumidifying effect caused by heat is uneven in two season of summer in winter The problems such as fruit is not good.
In addition, the development of current liquid dehumidifying technology is also faced with many urgent problems.Solution regenerator performance Coefficient is not high, and the physical property of dehumidification solution limits further raising etc. of system COP.It is for the various problems for occurring, domestic Outer scholar has made substantial amounts of research work:Stand in the breach is to carry out the new exploitation of humidity processing meanss, regenerator and grind Study carefully.As the regeneration of dehumidification solution is the important step of liquid dehumidifying air-conditioning system, the effect on moisture extraction of whole system is affected And operation stability, so, solution regeneration is also one of focus of Chinese scholars research.
The research of different regenerations its essence is, in order to improve regeneration efficiency, to reduce energy ezpenditure.And mechanical vapour is again Compression operation principle of (MVR) technology based on heat pump, through the input of a small amount of electric energy, the Lowlevel thermal energy of indirect steam is converted to The high level heat of heating steam, with without the need for condenser, feed liquid require low, operation, simple, energy consumption it is low, without the need for condensed water, cost Low advantage.Under vacuum conditions, dehumidification solution solution boiling point will be reduced, improve evaporation efficiency simultaneously.In theory using machinery Steam recompression technology can save more than 80% energy than traditional evaporation equipment, and its operating cost is significantly reduced.The skill Art is widely used in the evaporation such as industry, food, desalinization, liquid waste processing field.
In view of MVR evaporation techniques have good energy saving and economy, can well adapt to what environmental change brought The problems such as fluctuation of service and concentrating regenerative effect on driving birds is not good.Therefore its liquid dehumidifying field should also have wide application and Promotion prospect.It is also a kind of innovation to liquid dehumidifying air-conditioning system simultaneously, enriches and develop.
The content of the invention
The purpose of this utility model is to provide and is substituted the thermal regeneration mode of mistake mentioned above and removed using MVR regeneration techniqueses The air processor that wet air-conditioning system combines, to overcome conventional solution regeneration operation stability poor and regeneration effect Not good the problems such as.
In order to achieve the above object, the utility model provides a kind of function of mechanical steam recompression formula dehumidifier/air-conditioning system, its It is characterised by, including dehumidifier/air-conditioning system and for the mechanical vapour that regenerated to the dehumidification solution in dehumidifier/air-conditioning system again Compression regenerative device of solution.
Preferably, described dehumidifier/air-conditioning system includes humidity processing meanss, is provided with and removes in described humidity processing meanss Wet solution spraying pipe, described function of mechanical steam recompression formula regenerative device of solution include that the first plate type heat exchanger, second board-like are changed Hot device, circulating pump, evaporative condenser, demister and vapour compression machine, are provided with heat exchanger tube in described evaporative condenser, described The first medium entrance and the second plate type heat exchanger of dehumidification solution outlet first plate type heat exchanger of connection of humidity processing meanss The first medium outlet connection of first medium entrance, the first medium outlet of the first plate type heat exchanger and the second plate type heat exchanger is steamed Feel cold the dehumidification solution entrance of condenser, and the concentrated solution discharging opening of evaporative condenser connects the second medium of the first plate type heat exchanger and enters Mouthful, the dehumidification solution shower in the second medium outlet connection humidity processing meanss of the first plate type heat exchanger, evaporative condenser Condensation-water drain connect the second medium entrance of the second plate type heat exchanger, the heat exchanger tube outlet connection of described evaporative condenser Demister, demister connection vapour compression machine, vapour compression machine connect the heat exchange tube inlet of evaporative condenser.
It is highly preferred that described dehumidifier/air-conditioning system also includes adiabatic humidiflcation device and Other heat exchange devices, described is exhausted Hot damping device, Other heat exchange devices and humidity processing meanss are sequentially connected.
It is highly preferred that the dehumidification solution outlet of described humidity processing meanss is entered with the first medium of the first plate type heat exchanger Connecting line between mouth and the first medium entrance of the second plate type heat exchanger is provided with weak solution feed pump.
It is highly preferred that the first medium outlet of the first described plate type heat exchanger and the first medium of the second plate type heat exchanger Outlet is provided with circulating pump with the connecting line of the dehumidification solution entrance of evaporative condenser.
It is highly preferred that the vavuum pump that evaporative condenser inner air can be extracted out by described evaporative condenser connection.
It is highly preferred that the dehumidification solution in the second medium outlet and humidity processing meanss of the first described plate type heat exchanger Connecting line between shower is provided with concentrated solution discharging pump.
It is highly preferred that the second medium outlet connection condensate pump of the second described plate type heat exchanger.
Compared with prior art, the beneficial effects of the utility model are:
1st, the utility model discloses a kind of function of mechanical steam recompression (Mechanical Vapor Recompression, Abbreviation MVR) air processor that combines with dehumidifier/air-conditioning system of concentration technique pass through vapour compression machine, evaporative condenser, The concentrating regenerative dehumidification liquid such as vavuum pump, realizes that efficient, energy-conservation, economic circulation use dehumidification solution, the novel dehumidifying air-conditioning system Compared with legacy system system COP, effect on moisture extraction and operation stability further improve, it is with the obvious advantage.
2nd, dehumidification solution regenerating unit of the present utility model adopts MVR technologies, will solve dehumidifying effect under some particular surroundings The really not good and not good problem of operational effect.
3rd, outdoor air process described in the utility model respectively through humidity processing meanss spray process, indoor exhaust also Waste heat recovery processing will be done by Other heat exchange devices, to reach the purpose of energy-conservation.
4th, the input of a small amount of electricity of vapour compression machine Jing of the present utility model, can effectively by the Lowlevel thermal energy of secondary steam Switch to heat the high level heat of steam, the effectively save energy.
Description of the drawings
Fig. 1 is function of mechanical steam recompression formula dehumidifier/air-conditioning system schematic diagram
In figure:1- adiabatic humidiflcation devices, 2- Other heat exchange devices, 3- humidity processing meanss, 4- weak solution feed pumps, 5- One plate type heat exchanger, the second plate type heat exchangers of 6-, 7- circulating pumps, 8- evaporative condensers, 9- demisters, 10- vapour compression machines, 11- vavuum pumps, 12- evaporative condenser inner airs, 13- condensate pumps, 14- condensed waters, 15- concentrated solution discharging pumps, outside 16- rooms Air, 17- room airs, 18- rooms.
Specific embodiment
With reference to specific embodiment, the utility model is expanded on further.It should be understood that these embodiments are merely to illustrate this Utility model rather than restriction scope of the present utility model.In addition, it is to be understood that in the content for having read the utility model instruction Afterwards, those skilled in the art can be made various changes or modifications to the utility model, and these equivalent form of values equally fall within this Shen Please appended claims limited range.
Embodiment
As shown in figure 1, a kind of function of mechanical steam recompression formula dehumidifier/air-conditioning system, including dehumidifier/air-conditioning system and for removing The function of mechanical steam recompression formula regenerative device of solution regenerated by dehumidification solution in wet air-conditioning system.
Described dehumidifier/air-conditioning system includes adiabatic humidiflcation device 1, Other heat exchange devices 2 and humidity processing meanss 3, described Adiabatic humidiflcation device 1, Other heat exchange devices 2 and humidity processing meanss 3 are sequentially connected.Set in described humidity processing meanss 3 There is dehumidification solution shower, for dehumidification solution being sprayed to outdoor air, 3 bottom of humidity processing meanss is provided with dehumidification solution and goes out Mouthful.Described dehumidification solution can be the lithium chloride solution of 30%-40% concentration, the calcium chloride solution of 40%-50%, 45%- 65% lithium-bromide solution etc..During use, outdoor air 16 enters humidity processing meanss 3, will Jing after dehumidification solution spray process Air is sent to Other heat exchange devices 2 and adiabatic humidiflcation device 1 successively, is finally then sent through indoor room 18, and room air 17 is discharged Behind room 18, carry out discharging after waste heat exchange Jing Other heat exchange devices 2 and the outdoor air 16 Jing after dehumidification solution spray process.
Described function of mechanical steam recompression formula regenerative device of solution includes the first plate type heat exchanger 5, the second plate type heat exchanger 6th, circulating pump 7, evaporative condenser 8, demister 9 and vapour compression machine 10.
Heat exchanger tube is provided with described evaporative condenser 8, and the top of evaporative condenser 8 is provided with heat exchanger tube outlet and dehumidifies molten Liquid entrance, the bottom of evaporative condenser 8 are provided with heat exchange tube inlet, concentrated solution discharging opening and condensation-water drain.The first described plate Formula heat exchanger 5 is provided with first medium entrance, first medium outlet, second medium entrance and second medium outlet, at humidity Reason device 3 dilute dehumidification solution as first medium, the dense dehumidification solution from evaporative condenser 8 as second medium, the two Heat exchange is carried out in the first plate type heat exchanger 5.The second described plate type heat exchanger 6 is provided with first medium entrance, first medium The outlet of outlet, second medium entrance and second medium, the dilute dehumidification solution from humidity processing meanss 3 come as first medium Used as second medium, the two carries out heat exchange in the second plate type heat exchanger 6 to the condensed water of spontaneous evaporation condenser 8.
Described humidity processing meanss 3 dehumidification solution outlet connection the first plate type heat exchanger 5 first medium entrance and The first medium entrance of the second plate type heat exchanger 6, the dehumidification solution of described humidity processing meanss 3 are exported and the first plate-type heat-exchange Connecting line between the first medium entrance of the first medium entrance of device 5 and the second plate type heat exchanger 6 is provided with weak solution and enters Material pump 4.The first medium outlet connection evaporation of the first medium outlet of the first plate type heat exchanger 5 and the second plate type heat exchanger 6 is cold The of the dehumidification solution entrance of condenser 8, the first medium outlet of described the first plate type heat exchanger 5 and the second plate type heat exchanger 6 One media outlet is provided with circulating pump 7 with the connecting line of the dehumidification solution entrance of evaporative condenser 8.Evaporative condenser 8 it is dense Solution discharging opening connects the second medium entrance of the first plate type heat exchanger 5, the second medium outlet connection of the first plate type heat exchanger 5 Dehumidification solution shower in humidity processing meanss 3, the second medium outlet of the first described plate type heat exchanger 5 are processed with humidity The connecting line between dehumidification solution shower in device 3 is provided with concentrated solution discharging pump 15.The condensed water of evaporative condenser 8 The second medium entrance of outlet the second plate type heat exchanger 6 of connection, the second medium outlet of the second described plate type heat exchanger 6 connect Condensate pump 13.
The heat exchanger tube outlet connection demister 9 of described evaporative condenser 8, the connection vapour compression machine 10 of demister 9, steam Compressor 10 connects the heat exchange tube inlet of evaporative condenser 8.The described connection of evaporative condenser 8 can be by evaporative condenser 8 The vavuum pump 11 that portion's air is extracted out.
Each pipeline periphery in described function of mechanical steam recompression formula regenerative device of solution adds insulation material, evaporative condenser In device 8, the second plate type heat exchangers of condensed water Jing 6 discharge outdoor by condensate pump 13, need not add insulation material.All devices are equal Air Conditioning Facilities are installed on, vapour compression machine 10 and all kinds of pumps need to add glissando.Evaporative condenser 8 plus heat-insulating heat-preserving material, remove The spray head of wet solution spraying pipe selects rotary nozzle.Vacuumized by vavuum pump 11 in evaporative condenser 8, keep certain vacuum Degree, improves evaporation efficiency.
Dilute dehumidification solution from humidity processing meanss 3 through feed pump 4, by the first plate type heat exchanger 5 and the second plate Formula heat exchanger 6 exchanges heat, and Jing circulating pumps 7 are squeezed into evaporative condenser 8 and concentrated.Wherein, secondary steam is by being steamed after demister 9 Vapour compressor 10 is sucked, and is compressed into high temperature and high pressure steam, passes through the heat exchanger tube in evaporative condenser 8 to circulation after lifting its enthalpy Spray dehumidification solution is evaporated concentration, and after solution concentration reaches requirement, by concentrated solution discharging pump 15, Jing first is board-like to be changed Hot device 5 is sprayed in humidity processing meanss 3, with this circular treatment dehumidification solution.Condensed water passes through the second plate type heat exchanger 6 Discharge into condensate pump 13.Vavuum pump 11 vacuumizes after process row 8 inner air 12 of evaporative condenser to outdoor, this practicality It is new by above procedure completing air adjustment.

Claims (8)

1. a kind of function of mechanical steam recompression formula dehumidifier/air-conditioning system, it is characterised in that including dehumidifier/air-conditioning system and for removing The function of mechanical steam recompression formula regenerative device of solution regenerated by dehumidification solution in wet air-conditioning system.
2. function of mechanical steam recompression formula dehumidifier/air-conditioning system as claimed in claim 1, it is characterised in that described dehumidification air conditioner System includes humidity processing meanss (3), is provided with dehumidification solution shower, described machinery in described humidity processing meanss (3) Vapor recompression formula regenerative device of solution includes the first plate type heat exchanger (5), the second plate type heat exchanger (6), circulating pump (7), steaming Feel cold condenser (8), demister (9) and vapour compression machine (10), is provided with heat exchanger tube in described evaporative condenser (8), described The first medium entrance and second of dehumidification solution outlet the first plate type heat exchanger of connection (5) of humidity processing meanss (3) board-like is changed The of the first medium entrance of hot device (6), the first medium outlet of the first plate type heat exchanger (5) and the second plate type heat exchanger (6) The dehumidification solution entrance of one media outlet connection evaporative condenser (8), the concentrated solution discharging opening connection first of evaporative condenser (8) The second medium entrance of plate type heat exchanger (5), the second medium outlet connection humidity processing meanss of the first plate type heat exchanger (5) (3) the dehumidification solution shower in, the condensation-water drain of evaporative condenser (8) connect second Jie of the second plate type heat exchanger (6) Matter entrance, the heat exchanger tube outlet of described evaporative condenser (8) connect demister (9), demister (9) connection vapour compression machine (10), the heat exchange tube inlet of vapour compression machine (10) connection evaporative condenser (8).
3. function of mechanical steam recompression formula dehumidifier/air-conditioning system as claimed in claim 2, it is characterised in that described dehumidification air conditioner System also includes adiabatic humidiflcation device (1) and Other heat exchange devices (2), described adiabatic humidiflcation device (1), Other heat exchange devices (2) it is sequentially connected with humidity processing meanss (3).
4. function of mechanical steam recompression formula dehumidifier/air-conditioning system as claimed in claim 2, it is characterised in that described humidity is processed The of the dehumidification solution outlet of device (3) and the first medium entrance of the first plate type heat exchanger (5) and the second plate type heat exchanger (6) Connecting line between one medium inlet is provided with weak solution feed pump (4).
5. function of mechanical steam recompression formula dehumidifier/air-conditioning system as claimed in claim 2, it is characterised in that described first is board-like The first medium outlet of heat exchanger (5) and the first medium outlet of the second plate type heat exchanger (6) and the dehumidifying of evaporative condenser (8) The connecting line of solution inlet is provided with circulating pump (7).
6. function of mechanical steam recompression formula dehumidifier/air-conditioning system as claimed in claim 2, it is characterised in that described evaporative condenser The vavuum pump (11) that evaporative condenser (8) inner air can be extracted out by device (8) connection.
7. function of mechanical steam recompression formula dehumidifier/air-conditioning system as claimed in claim 2, it is characterised in that described first is board-like Set on the connecting line between dehumidification solution shower in the second medium outlet of heat exchanger (5) and humidity processing meanss (3) There is concentrated solution discharging pump (15).
8. function of mechanical steam recompression formula dehumidifier/air-conditioning system as claimed in claim 2, it is characterised in that described second is board-like Second medium outlet connection condensate pump (13) of heat exchanger (6).
CN201621070971.4U 2016-09-21 2016-09-21 Machinery vapor recompression formula dehumidification air conditioning system Expired - Fee Related CN206037298U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106871277A (en) * 2016-09-21 2017-06-20 东华大学 A kind of function of mechanical steam recompression formula dehumidifier/air-conditioning system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106871277A (en) * 2016-09-21 2017-06-20 东华大学 A kind of function of mechanical steam recompression formula dehumidifier/air-conditioning system

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C14 Grant of patent or utility model
GR01 Patent grant
CB03 Change of inventor or designer information
CB03 Change of inventor or designer information

Inventor after: Zhou Yasu

Inventor after: Peng Taiming

Inventor after: Jian Yan

Inventor after: Feng Bin

Inventor after: Wu Na

Inventor after: Huang Yongshuai

Inventor after: Tang Xiaolong

Inventor after: Zhang Pan

Inventor before: Zhou Yasu

Inventor before: Peng Taiming

Inventor before: Jian Yan

Inventor before: Feng Bin

Inventor before: Wu Na

Inventor before: Huang Yongshuai

Inventor before: Tang Xiaolong

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170322

Termination date: 20170921