CN106288052A - A kind of function of mechanical steam recompression formula dehumidifier/air-conditioning system - Google Patents
A kind of function of mechanical steam recompression formula dehumidifier/air-conditioning system Download PDFInfo
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- CN106288052A CN106288052A CN201610860118.0A CN201610860118A CN106288052A CN 106288052 A CN106288052 A CN 106288052A CN 201610860118 A CN201610860118 A CN 201610860118A CN 106288052 A CN106288052 A CN 106288052A
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- Prior art keywords
- air
- heat exchanger
- conditioning system
- plate type
- solution
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F3/1411—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by absorbing or adsorbing water, e.g. using an hygroscopic desiccant
- F24F3/1429—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by absorbing or adsorbing water, e.g. using an hygroscopic desiccant alternatively operating a heat exchanger in an absorbing/adsorbing mode and a heat exchanger in a regeneration mode
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F3/147—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification with both heat and humidity transfer between supplied and exhausted air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F2003/1458—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification using regenerators
Abstract
The invention provides a kind of function of mechanical steam recompression formula dehumidifier/air-conditioning system, it is characterised in that include dehumidifier/air-conditioning system and for the function of mechanical steam recompression formula regenerative device of solution that the dehumidification solution in dehumidifier/air-conditioning system is regenerated.The invention 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 passes through the concentrating regenerative dehumidification liquids such as vapour compression machine, evaporative condenser, vacuum pump, realizing efficient, energy-conservation, economic circulation and use dehumidification solution, this Novel dehumidifying air conditioning system system COP, effect on moisture extraction and operation stability compared with legacy system improve further, with the obvious advantage.
Description
Technical field
The invention belongs to heating, ventilate and air-conditioning technique field, particularly relate to function of mechanical steam recompression (MVR) high
Effect concentration technique actified solution combines the air-conditioning system device of dehumidifying.
Background technology
The dehumidifier/air-conditioning system at present with environmental protection and energy saving feature has become as the hot subject of Chinese scholars research.Molten
Liquid dehumidifying is warmed up to the energy of ventilation state point again after need not consume 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 saline solution such as lithium-bromide solution (LiBr) solution, is due to dense
Solution has strong water absorption.The air quality problems such as the too high easy breed bacteria of air humidity, moldy metamorphism can be solved.
Absorb the weak solution after air moisture content be condensed into concentrated solution recycle adjusting air humidity have the biggest economic worth and
Applying value.
Current exercisable solution regeneration, from regeneration principle angle, mainly has thermal regeneration, and embrane method regeneration is with ultrasonic
Ripple regeneration etc., wherein the research of thermal regeneration mode is in the majority, and technology is the most 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 in the environment of some are special
Effect on moisture extraction and operation stability are the best, the solar energy heating that such as solar energy deficiency causes overcast and rainy moisture removal is relatively big
Regenerator regeneration efficiency is the highest or residual heat regenerating mode is in season in summer in the winter two fluctuation of service dehumidifying effect that causes of heat imbalance
The problems such as fruit is the best.
It addition, the development of current liquid dehumidifying technology is also faced with many urgent problems.Solution regenerator performance
Coefficient is the highest, the physical property of dehumidification solution further raising limiting system COP etc..For the various problems occurred, domestic
Outer scholar has made substantial amounts of research work: standing in the breach is by the new exploitation of humidity processing means, regenerator and grinds
Study carefully.Owing to the regeneration of dehumidification solution is the important step of liquid dehumidifying air-conditioning system, affect the effect on moisture extraction of whole system
And operation stability, so, solution regeneration is also one of focus of Chinese scholars research.
Its essence of research of different regenerations is to improve regeneration efficiency, reduces energy expenditure.And mechanical vapour is again
Compression (MVR) technology operation principle based on heat pump, through the input of a small amount of electric energy, is converted to the Lowlevel thermal energy of indirect steam
Add the high level heat of vapours, have require low, operation without condenser, feed liquid, simple, energy consumption is low, without condensed water, cost
The advantage such as low.The most under vacuum conditions, dehumidification solution solution boiling point will be reduced, improve evaporation efficiency.Use machinery in theory
Steam recompression technology can save the energy of more than 80% than traditional evaporation equipment, and its operating cost is significantly reduced.This skill
Art is widely used in evaporation fields such as industry, food, desalinization, liquid waste processing.
In view of MVR evaporation technique has good energy saving and economy, can well adapt to what environmental change brought
The problems such as fluctuation of service and concentrating regenerative poor effect.Therefore its also should have in liquid dehumidifying field wide application and
Promotion prospect.Also it is a kind of innovation to liquid dehumidifying air-conditioning system, abundant and development simultaneously.
Summary of the invention
It is an object of the invention to provide thermal regeneration mode and the dehumidifying sky using MVR regeneration techniques to substitute mistake mentioned above
The air processor that adjusting system combines, to overcome conventional solution regeneration operation stability poor the best with regeneration effect
Etc. problem.
In order to achieve the above object, the invention provides a kind of function of mechanical steam recompression formula dehumidifier/air-conditioning system, its feature
It is, including dehumidifier/air-conditioning system with for the function of mechanical steam recompression that the dehumidification solution in dehumidifier/air-conditioning system is regenerated
Formula regenerative device of solution.
Preferably, described dehumidifier/air-conditioning system includes humidity processing means, is provided with and removes in described humidity processing means
Wet solution spraying pipe, described function of mechanical steam recompression formula regenerative device of solution includes the first plate type heat exchanger, second board-like changes
Hot device, circulating pump, evaporative condenser, demister and vapour compression machine, be provided with heat exchanger tube in described evaporative condenser, described
The dehumidification solution outlet of humidity processing means connects the first medium entrance of the first plate type heat exchanger and the second plate type heat exchanger
First medium entrance, the first medium outlet of the first plate type heat exchanger and the first medium outlet of the second plate type heat exchanger connect steams
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 second medium outlet of the first plate type heat exchanger connects the dehumidification solution shower in humidity processing means, evaporative condenser
Condensation-water drain connect the second medium entrance of the second plate type heat exchanger, the heat exchanger tube outlet of described evaporative condenser connects
Demister, demister connects vapour compression machine, and vapour compression machine connects 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 means are sequentially connected with.
It is highly preferred that the first medium that the dehumidification solution of described humidity processing means exports with the first plate type heat exchanger enters
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 described evaporative condenser connects the vacuum pump that can be extracted out by evaporative condenser inner air.
It is highly preferred that the second medium outlet of the first described plate type heat exchanger and the dehumidification solution in humidity processing means
Connecting line between shower is provided with concentrated solution discharging pump.
It is highly preferred that the second medium outlet of the second described plate type heat exchanger connects condensate pump.
Compared with prior art, the invention has the beneficial effects as follows:
1, the invention discloses a kind of function of mechanical steam recompression (Mechanical Vapor Recompression, abbreviation
MVR) air processor that concentration technique combines with dehumidifier/air-conditioning system passes through vapour compression machine, evaporative condenser, vacuum
The concentrating regenerative dehumidification liquids such as pump, it is achieved efficient, energy-conservation, economic circulation uses dehumidification solution, this Novel dehumidifying air conditioning system and biography
System system compare system COP, effect on moisture extraction and operation stability improve further, with the obvious advantage.
2, the dehumidification solution regenerating unit of the present invention uses MVR technology, will solve under some special environments effect on moisture extraction not
The problem that good and operational effect is the best.
3, outdoor air process of the present invention processes respectively through humidity processing means spray, indoor exhaust also will be logical
Cross Other heat exchange devices and do waste heat recovery processing, to reach energy-conservation purpose.
4, the input of the vapour compression machine infrequent menstruation volume and electricity of the present invention, can effectively transfer to the Lowlevel thermal energy of secondary time steam
Add the high level heat of vapours, the effectively save energy.
Accompanying drawing explanation
Fig. 1 is function of mechanical steam recompression formula dehumidifier/air-conditioning system schematic diagram
In figure: 1-adiabatic humidiflcation device, 2-Other heat exchange devices, 3-humidity processing means, 4-weak solution feed pump, 5-
One plate type heat exchanger, 6-the second plate type heat exchanger, 7-circulating pump, 8-evaporative condenser, 9-demister, 10-vapour compression machine,
11-vacuum pump, 12-evaporative condenser inner air, 13-condensate pump, 14-condensed water, 15-concentrated solution discharging pump, 16-are outdoor
Air, 17-room air, 18-room.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is expanded on further.Should be understood that these embodiments are merely to illustrate the present invention
Rather than restriction the scope of the present invention.In addition, it is to be understood that after having read the content that the present invention lectures, people in the art
The present invention can be made various changes or modifications by member, and these equivalent form of values fall within the application appended claims equally and limited
Scope.
Embodiment
As it is shown in figure 1, a kind of function of mechanical steam recompression formula dehumidifier/air-conditioning system, including dehumidifier/air-conditioning system with for removing
Dehumidification solution in wet air conditioning system carries out the function of mechanical steam recompression formula regenerative device of solution regenerated.
Described dehumidifier/air-conditioning system includes adiabatic humidiflcation device 1, Other heat exchange devices 2 and humidity processing means 3, described
Adiabatic humidiflcation device 1, Other heat exchange devices 2 and humidity processing means 3 be sequentially connected with.Set in described humidity processing means 3
There is dehumidification solution shower, for spraying dehumidification solution to outdoor air, be provided with dehumidification solution bottom humidity processing means 3 and go out
Mouthful.Described dehumidification solution can be the lithium chloride solution of 30%-40% concentration, the calcium chloride solution of 40%-50%, 45%-
The lithium-bromide solution etc. of 65%.During use, outdoor air 16 enters humidity processing means 3, will after dehumidification solution spray processes
Air delivers 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, discharge after after dehumidification solution spray processes, outdoor air 16 carries out waste heat exchange through Other heat exchange devices 2.
Described function of mechanical steam recompression formula regenerative device of solution includes first plate type heat exchanger the 5, second plate type heat exchanger
6, circulating pump 7, evaporative condenser 8, demister 9 and vapour compression machine 10.
Being provided with heat exchanger tube in described evaporative condenser 8, the top of evaporative condenser 8 is provided with heat exchanger tube outlet and dehumidifies molten
Liquid entrance, the bottom of evaporative condenser 8 is 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
Dilute dehumidification solution of reason device 3 is as first medium, from the dense dehumidification solution of 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
Outlet, second medium entrance and second medium outlet, from dilute dehumidification solution of humidity processing means 3 as first medium, come
The condensed water of spontaneous evaporation condenser 8 is as second medium, and the two carries out heat exchange in the second plate type heat exchanger 6.
Described humidity processing means 3 dehumidification solution outlet connect the first plate type heat exchanger 5 first medium entrance and
The first medium entrance of the second plate type heat exchanger 6, dehumidification solution outlet and first plate-type heat-exchange of described humidity processing means 3
Connecting line between first medium entrance and the first medium entrance of the second plate type heat exchanger 6 of device 5 is provided with weak solution and enters
Material pump 4.It is cold that the first medium outlet of the first plate type heat exchanger 5 and the first medium outlet of the second plate type heat exchanger 6 connect evaporation
The dehumidification solution entrance of condenser 8, the first medium outlet of the first described plate type heat exchanger 5 and the of 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 dense
Solution discharging opening connects the second medium entrance of the first plate type heat exchanger 5, and the second medium outlet of the first plate type heat exchanger 5 connects
Dehumidification solution shower in humidity processing means 3, the second medium outlet of the first described plate type heat exchanger 5 processes 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
Outlet connects the second medium entrance of the second plate type heat exchanger 6, and the second medium outlet of the second described plate type heat exchanger 6 connects
Condensate pump 13.
The heat exchanger tube outlet of described evaporative condenser 8 connects demister 9, and demister 9 connects vapour compression machine 10, steam
Compressor 10 connects the heat exchange tube inlet of evaporative condenser 8.Described evaporative condenser 8 connects can be by evaporative condenser 8
The vacuum pump 11 that portion's air is extracted out.
The described each pipeline periphery in function of mechanical steam recompression formula regenerative device of solution adds insulation material, evaporative condenser
In device 8, condensed water is outside the second plate type heat exchanger 6 is by condensate pump 13 discharge chamber, it is not necessary to add insulation material.All devices is equal
It is installed on Air Conditioning Facilities, vapour compression machine 10 and all kinds of pump and need to add glissando.Evaporative condenser 8 adds heat-insulating heat-preserving material, removes
The spray head of wet solution spraying pipe selects rotary nozzle.By vacuum pump 11 evacuation in evaporative condenser 8, keep certain vacuum
Degree, improves evaporation efficiency.
From dilute dehumidification solution of humidity processing means 3 through feed pump 4, by the first plate type heat exchanger 5 and the second plate
Formula heat exchanger 6 heat exchange, squeezes into evaporative condenser 8 through circulating pump 7 and concentrates.Wherein, secondary steam is steamed by after demister 9
Vapour compressor 10 sucks, and is compressed into high temperature and high pressure steam, passes through the heat exchanger tube in evaporative condenser 8 to circulation after promoting its enthalpy
Spray dehumidification solution is evaporated concentrating, and after solution concentration reaches requirement, by concentrated solution discharging pump 15, board-like changes through first
Hot device 5 sprays in humidity processing means 3, with this circular treatment dehumidification solution.Condensed water passes through the second plate type heat exchanger 6
Enter condensate pump 13 to discharge.Vacuum pump 11 arrives outdoor, the present invention after evaporative condenser 8 inner air 12 evacuation is processed row
Complete air by above procedure to regulate.
Claims (8)
1. a function of mechanical steam recompression formula dehumidifier/air-conditioning system, it is characterised in that include dehumidifier/air-conditioning system and for removing
Dehumidification solution in wet air conditioning system carries out the function of mechanical steam recompression formula regenerative device of solution regenerated.
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 means (3), is provided with dehumidification solution shower, described machinery in described humidity processing means (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), steams
Feel cold condenser (8), demister (9) and vapour compression machine (10), is provided with heat exchanger tube in described evaporative condenser (8), described
The dehumidification solution outlet of humidity processing means (3) connects the first medium entrance and second of the first plate type heat exchanger (5) and board-like changes
The first medium entrance of hot device (6), the first medium outlet of the first plate type heat exchanger (5) and the of the second plate type heat exchanger (6)
One media outlet connects the dehumidification solution entrance of evaporative condenser (8), and the concentrated solution discharging opening of evaporative condenser (8) connects first
The second medium entrance of plate type heat exchanger (5), the second medium outlet of the first plate type heat exchanger (5) connects humidity processing means
(3) the dehumidification solution shower in, the condensation-water drain of evaporative condenser (8) connects second Jie of the second plate type heat exchanger (6)
Matter entrance, the heat exchanger tube outlet of described evaporative condenser (8) connects demister (9), and demister (9) connects vapour compression machine
(10), vapour compression machine (10) connects the heat exchange tube inlet of 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 means (3).
4. function of mechanical steam recompression formula dehumidifier/air-conditioning system as claimed in claim 2, it is characterised in that described humidity processes
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 of the second plate type heat exchanger (6) export the dehumidifying with 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
Device (8) connects the vacuum pump (11) that can be extracted out by evaporative condenser (8) inner air.
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 means (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
The second medium outlet of heat exchanger (6) connects condensate pump (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610860118.0A CN106288052A (en) | 2016-09-28 | 2016-09-28 | A kind of function of mechanical steam recompression formula dehumidifier/air-conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610860118.0A CN106288052A (en) | 2016-09-28 | 2016-09-28 | A kind of function of mechanical steam recompression formula dehumidifier/air-conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106288052A true CN106288052A (en) | 2017-01-04 |
Family
ID=57716206
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610860118.0A Withdrawn CN106288052A (en) | 2016-09-28 | 2016-09-28 | A kind of function of mechanical steam recompression formula dehumidifier/air-conditioning system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107906653A (en) * | 2017-12-14 | 2018-04-13 | 北京华创瑞风空调科技有限公司 | Dehumidification system and there is its air-conditioning |
-
2016
- 2016-09-28 CN CN201610860118.0A patent/CN106288052A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107906653A (en) * | 2017-12-14 | 2018-04-13 | 北京华创瑞风空调科技有限公司 | Dehumidification system and there is its air-conditioning |
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Application publication date: 20170104 |