CN203291698U - Energy-efficient air dehumidification system - Google Patents

Energy-efficient air dehumidification system Download PDF

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Publication number
CN203291698U
CN203291698U CN2012205449352U CN201220544935U CN203291698U CN 203291698 U CN203291698 U CN 203291698U CN 2012205449352 U CN2012205449352 U CN 2012205449352U CN 201220544935 U CN201220544935 U CN 201220544935U CN 203291698 U CN203291698 U CN 203291698U
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CN
China
Prior art keywords
air
lyophilization
energy
condenser
precooling zone
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Withdrawn - After Issue
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CN2012205449352U
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Chinese (zh)
Inventor
邓惠文
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Zhuhai New Vision Air Conditioning Equipment Co Ltd
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Zhuhai New Vision Air Conditioning Equipment Co Ltd
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Priority to CN2012205449352U priority Critical patent/CN203291698U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Abstract

The utility model discloses an air dehumidification system, comprising a pre-cooling segment, a freezing dehydration segment and a cold energy recovery segment, which are orderly connected with one another by a pipeline, wherein the pre-cooling segment and the cold energy recovery segment are connected with each other by the pipeline to form a closed water circulation system. The air dehumidification system provided by the utility model is capable of cooling air by the energy of the system, so that the utilization rate of cooling energy is improved, the target of isenthalpic zero-energy dehumidification is achieved, the problem of energy waste caused by heating air in an electric heating or vapor manner in the prior art is solved, the energy-efficient target is achieved, and the utilization rate of energy sources is improved by over 50%.

Description

A kind of energy-efficient air dehumidification system
Technical field
The utility model relates to a kind of air dehumidification system.
Background technology
At present air dehumidification system adopts the air freezing dry technology more, mainly adopts refrigeration system with air freezing, make it lower than dew-point temperature after condensation moisture.If but air-steam reaches saturation state at this temperature, relative temperature is high, reach and need relative humidity to adopt the modes such as electric heating or steam with air heat with regard to needs, changes the relative humidity of air.Such dehumidification system, energy consumption is large, is unfavorable for current energy-conservation requirement.
The utility model content
In order to address the above problem, the utility model embodiment provides a kind of energy-efficient air dehumidification system.
The utility model is achieved in that
A kind of air dehumidification system, comprise precooling zone, lyophilization section and cold recovery section, described precooling zone, lyophilization section, cold recovery section adopt pipeline to connect in order successively, and described precooling zone is connected pipeline to connect with the cold recovery section, form airtight water circulation system.
The technical program can be done improvement: on the pipeline of described water circulation system, water pump is set.
Optionally, described precooling zone, lyophilization section, exhausting section are refrigerant coil pipe finned heat exchanger, and its low-temperature receiver is the low humidity freezing liquid.
The technical program can further be improved: the air-treatment section is set before described precooling zone.
The technical program can also make further improvements: also comprise the refrigeration system condenser, described refrigeration system condenser adopts pipeline to be connected with the cold recovery section, described refrigeration system condensation segment adopts pipeline to be connected with lyophilization section two ends, form heat pump circulating system, described heat pump circulating system comprises lyophilization section, throttle expansion valve, condenser, compressor, between lyophilization section arrival end and condenser, throttle expansion valve is set, between the lyophilization section port of export and condenser, compressor is set.
As another improvement project of the present utility model: between described throttle expansion valve and condenser, radiator cooler is set.
the air dehumidification system that the utility model provides arranges precooling zone and cold recovery section is connected to form airtight water circulation system, utilize the cold of water with air precooling, air themperature reduces 20-30%, air enters the dehumidifying of dewatering of lyophilization section after by precooling, water after the absorption air heat energy enters the cold recovery section, with atmosphere temperature rising, water is lowered the temperature simultaneously, the water that is cooled continues circulation and enters precooling zone, finned heat exchanger frozen cooling with precooling zone, so repeatedly work, utilize the energy of system self to realize the cooling of air, improve the utilization rate of refrigerating capacity, realize the purpose of constant enthalpy zero power consumption dehumidifying, the intermediate link that there is no energy carrier, more there is no the energy resource consumption of vehicle equipment itself, the mode that solves available technology adopting electric heating or steam adds the problem of the energy waste that hot-air brings, reach energy-efficient purpose, energy utilization rate improves more than 50%.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present utility model, forms the application's a part, does not form to improper restriction of the present utility model, in the accompanying drawings:
The air dehumidification system structured flowchart that Fig. 1 provides for the utility model embodiment 1;
The air dehumidification system structured flowchart that Fig. 2 provides for embodiment 2.
The specific embodiment
Describe the utility model in detail below in conjunction with accompanying drawing and specific embodiment, in this illustrative examples of the present utility model and explanation, be used for explaining the utility model, but not as to restriction of the present utility model.
Embodiment 1:
As shown in Figure 1, the air dehumidification system that the present embodiment provides comprises precooling zone 1, lyophilization section 2 and cold recovery section 3, precooling zone 1, lyophilization section 2, cold recovery section 3 are in a ventilation shaft, overlapping installation successively in order, process air and successively flow through precooling zone, refrigerated condensation dewatering period and cold recovery section by said sequence, form a dry treatment system of cover air;
Precooling zone 1 and cold recovery section 3 inner coil pipe outlet and entrances, adopt pipeline to connect, and forms airtight water circulation system 4, and recirculated water circulates in precooling zone, cold recovery section coil pipe, utilize the temperature difference of water temperature and air to realize the heat exchange that heat release is absorbed heat.
In order to make the air that enters dehumidification system keep clean, extend the service life of system, the air-treatment section can be set before precooling zone, adopt air cleaning unit that the magazines such as airborne dust are disposed.Air after processing enters precooling zone 1, at precooling zone 1, the water that the air that temperature is higher and temperature are lower carries out heat exchange, then air enters lyophilization section 2, in lyophilization section 2, it is that the globule collects that airborne steam is frozen condensation and dewfall, and the effect of gravity is to dirty discharge, and cold air enters cold recovery section 3; Simultaneously, from precooling zone 1 water out, also circulate and enter cold recovery section 3, in cold recovery section 3, cold air and hot water carry out cold and hot exchange, and the water after cooling circulates again and flows into precooling zone air is carried out precooling, and dry air is excluded system.
Water pump 5 can be set in water circulation system, promote the circulation of water.Precooling zone 1 delivery port is connected with cold recovery section 3 water inlets, and cold recovery section 3 delivery ports are connected with water pump 5, and water pump 5 is connected with precooling zone 1 water inlet.
In the present embodiment, precooling zone, lyophilization section, exhausting section can be refrigerant coil pipe finned heat exchanger, and its low-temperature receiver is the low humidity freezing liquid.
Embodiment 2:
As shown in Figure 2, the air dehumidification system that provides of the present embodiment comprises airtight water circulation system 4 and heat pump circulating system 7:
Precooling zone 1, lyophilization section 2, cold recovery section 3 adopt pipeline to connect in order successively, and precooling zone 1 is connected with the cold recovery section and is adopted pipeline to connect, and forms airtight water circulation system 4; Precooling zone 1 delivery port is connected with cold recovery section 3 water inlets, and cold recovery section 3 delivery ports are connected with water pump 5, and water pump 5 is connected with precooling zone 1 water inlet;
Heat pump circulating system 7 comprises lyophilization section 2, throttle expansion valve 9, condenser 6, compressor 8, refrigeration system condenser 6 adopts pipeline to be connected with cold recovery section 3, refrigeration system condenser 6 adopts pipeline to be connected with lyophilization section 2 two ends, form heat pump circulating system 7, between lyophilization section 2 arrival ends and condenser 6, throttle expansion valve 9 is set, compression 8 machines are set between lyophilization section 2 ports of export and condenser 6; Between throttle expansion valve 9 and condenser 6, radiator cooler 10 is set.
Air after processing enters precooling zone 1, at precooling zone 1, the water that the air that temperature is higher and temperature are lower carries out heat exchange, then air enters lyophilization section 2, in the lyophilization section, it is that the globule collects that airborne steam is frozen condensation and dewfall, and the effect of gravity is to dirty discharge, and cold air enters cold recovery section 3; Simultaneously, also circulate and enter the cold recovery section from precooling zone 1 water out, in cold recovery section 3, cold air and hot water carry out cold and hot exchange, recirculated water is frozen cooling, and the recirculated water after being frozen flows into again precooling zone air is carried out precooling, and air is warmed simultaneously, enter again the condenser of heat pump circulating system, air is heated and heats up by evaporator with heat pump, can be raised to 55 ℃, and the per kilogram air humidity content is less than 6 grams, relative humidity, less than 6%, realizes dehydrating processing.
Heat pump circulating system uses heat pump drying to process air-out, but leaving air temp high temperature can be installed heat pump condensation additional cooler, by additional cooler, disperses the part heat, realizes the leaving air temp of processing wind is regulated.
In heat pump circulating system, cold-producing medium circulates under the effect of compressor, enters throttle expansion valve 9, the liquid refrigerant of middle temperature high pressure absorbs heat in evaporator evaporation by its expenditure and pressure, absorb the heat of air, air is frozen, and makes the evaporator condensation dehydration, become the moist steam of low-temp low-pressure after the heat of cold-producing medium absorption simultaneously, compressor is HTHP with refrigerant compression, enters condenser 6 heat releases, with the air heat after dehydration, air is warmed, and relative air humidity further reduces.When production technology need to be regulated dried temperature, can pass through radiator cooler 10,, with a part of spread heat, control heat pump condenser to processing air heat.
The present embodiment further improves on the basis of embodiment 1, all utilize the energy of system self in lyophilization and intensification dry run, and drying efficiency further improves, and further realizes energy-saving and cost-reducing purpose.
The above technical scheme that the utility model embodiment is provided is described in detail, applied specific case herein principle and the embodiment of the utility model embodiment are set forth, the explanation of above embodiment is only applicable to help to understand the principle of the utility model embodiment; Simultaneously,, for one of ordinary skill in the art,, according to the utility model embodiment, all will change on the specific embodiment and range of application, in sum, this description should not be construed as restriction of the present utility model.

Claims (6)

1. air dehumidification system, it is characterized in that: described dehumidification system comprises precooling zone, lyophilization section and cold recovery section, described precooling zone, lyophilization section, cold recovery section adopt pipeline to connect in order successively, described precooling zone is connected pipeline to connect with the cold recovery section, form airtight water circulation system.
2. air dehumidification system as claimed in claim 1, is characterized in that: on the pipeline of described water circulation system, water pump is set.
3. air dehumidification system as claimed in claim 1 or 2, it is characterized in that: described precooling zone, lyophilization section, exhausting section are refrigerant coil pipe finned heat exchanger.
4. air dehumidification system as claimed in claim 3, is characterized in that: the air-treatment section is set before described precooling zone.
5. air dehumidification system as claimed in claim 4, it is characterized in that: also comprise the refrigeration system condenser, described refrigeration system condenser adopts pipeline to be connected with the cold recovery section, described refrigeration system condensation segment adopts pipeline to be connected with lyophilization section two ends, form heat pump circulating system, described heat pump circulating system comprises lyophilization section, throttle expansion valve, condenser, compressor, between lyophilization section arrival end and condenser, throttle expansion valve is set, between the lyophilization section port of export and condenser, compressor is set.
6. air dehumidification system as claimed in claim 5, is characterized in that: between described throttle expansion valve and condenser, radiator cooler is set.
CN2012205449352U 2012-10-22 2012-10-22 Energy-efficient air dehumidification system Withdrawn - After Issue CN203291698U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012205449352U CN203291698U (en) 2012-10-22 2012-10-22 Energy-efficient air dehumidification system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012205449352U CN203291698U (en) 2012-10-22 2012-10-22 Energy-efficient air dehumidification system

Publications (1)

Publication Number Publication Date
CN203291698U true CN203291698U (en) 2013-11-20

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102908879A (en) * 2012-10-22 2013-02-06 珠海市威望节能科技有限公司 Efficient energy-saving air dehumidifying system
CN104399351A (en) * 2014-11-29 2015-03-11 河南国花彩印包装有限公司 Solvent-containing air separation system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102908879A (en) * 2012-10-22 2013-02-06 珠海市威望节能科技有限公司 Efficient energy-saving air dehumidifying system
CN104399351A (en) * 2014-11-29 2015-03-11 河南国花彩印包装有限公司 Solvent-containing air separation system
CN104399351B (en) * 2014-11-29 2016-03-16 河南国花彩印包装有限公司 A kind of solvent-laden air-seperation system

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Granted publication date: 20131120

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