CN101900384A - Exhaust air heat recovery fresh air unit equipped with moisture absorption heat exchangers - Google Patents

Exhaust air heat recovery fresh air unit equipped with moisture absorption heat exchangers Download PDF

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Publication number
CN101900384A
CN101900384A CN2010101786070A CN201010178607A CN101900384A CN 101900384 A CN101900384 A CN 101900384A CN 2010101786070 A CN2010101786070 A CN 2010101786070A CN 201010178607 A CN201010178607 A CN 201010178607A CN 101900384 A CN101900384 A CN 101900384A
Authority
CN
China
Prior art keywords
air
valve
heat exchanger
compartment
exhaust air
Prior art date
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.)
Pending
Application number
CN2010101786070A
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Chinese (zh)
Inventor
俞越
涂庭朝
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NANTONG HUAXIN CENTRAL AIR CONDITIONING CO Ltd
Original Assignee
NANTONG HUAXIN CENTRAL AIR CONDITIONING CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NANTONG HUAXIN CENTRAL AIR CONDITIONING CO Ltd filed Critical NANTONG HUAXIN CENTRAL AIR CONDITIONING CO Ltd
Priority to CN2010101786070A priority Critical patent/CN101900384A/en
Publication of CN101900384A publication Critical patent/CN101900384A/en
Pending legal-status Critical Current

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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
    • Y02P80/00Climate change mitigation technologies for sector-wide applications
    • Y02P80/10Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
    • Y02P80/15On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply

Abstract

The invention discloses an exhaust air heat recovery fresh air unit equipped with moisture absorption heat exchangers, the unit is provided with two heat exchangers (an evaporator and a condenser) with moisture absorption materials in a refrigeration system, one heat exchanger is to realize the purposes of evaporation cooling and dehumidification, the other one is to realize the functions of condensation heating and regeneration, and the two heat exchanges can be switched over between the evaporation and the condensation for realizing the continuous operation. Compared with the prior art, the exhaust air heat recovery fresh air unit increases the function of regulating the air humidity, the latent heat exhaust air and fresh air condensed water with low temperature and low moisture can be utilized for cooling a refrigerant on the high pressure side of the refrigeration system in summer, thereby decreasing the condensing pressure and providing the energy efficiency ratio of the unit; the exhaust air with high temperature and high moisture can be utilized for heating the refrigerant on the low pressure side of the refrigeration system in winter, thereby improving the evaporation pressure, and further improving the heating capacity; the condensed water in the exhaust air can humidify the fresh air and improve the moisture content in the supplied air; furthermore, the device has simple structure and can save the production cost.

Description

The air draft heat recovery fresh air unit of being furnished with the moisture absorption heat exchanger
Technical field
The present invention relates to a kind of air-conditioning unit, particularly relate to a kind of air draft heat recovery fresh air unit of being furnished with the moisture absorption heat exchanger.
Background technology
Existing fresh air conditioner unit there is no the function of regulating air humidity.Because the air humidity in different seasons is inequality, the air humidity in summer is bigger, the air humidity in winter is lower, human body is also different to the fitness of air humidity, increase this function in the air-conditioning unit, this is in order to regulate the humidity of Various Seasonal room air, to build comfortable, a warm humidity environment.
Summary of the invention
Goal of the invention: the objective of the invention is in order to solve the deficiencies in the prior art, a kind of air draft heat recovery fresh air unit of being furnished with the moisture absorption heat exchanger is provided.
Technical scheme: the air draft heat recovery fresh air unit of being furnished with the moisture absorption heat exchanger of the present invention, its objective is such realization: a kind of air draft heat recovery fresh air unit of being furnished with the moisture absorption heat exchanger, described unit comprises air compartment A, air compartment B, air compartment C, air compartment D, compressor, cross valve, choke valve, and described air compartment A is provided with air draft import A, air-valve A, fresh inlet B, air-valve B, heat exchanger B, air-valve E, air outlet A, air-valve F, air outlet B; Described air compartment B is provided with air draft import C, air-valve C, fresh inlet D, air-valve D, heat exchanger A, air-valve G, air outlet C, air-valve H, air outlet D; Described air compartment C communicates with air compartment A, and described air compartment C is provided with exhaust blower, exhaust outlet; Described air compartment D communicates with air compartment B, and described air compartment D is provided with pressure fan, air outlet; Heat exchanger A is connected with heat exchanger B, and is provided with choke valve between heat exchanger A and the heat exchanger B; Another termination cross valve of heat exchanger A; Another termination cross valve of heat exchanger B; Two ports of compressor connect two other port of cross valve respectively.
Scribble hygroscopic material on described heat exchanger A and the heat exchanger B surface.
Operation principle: the air draft heat recovery fresh air unit of being furnished with the moisture absorption heat exchanger of the present invention, its operation principle is: summer is when freezing, switching by cross valve, heat exchanger A is that evaporimeter, heat exchanger B are condenser, air-valve B and air-valve F close, air-valve D and air-valve H open, the new distinguished and admirable pervaporation device (heat exchanger A) of outdoor high temperature high humidity, cool-down dehumidification is after pressure fan is sent into indoorly, and the hygroscopic material on the evaporimeter absorbs the moisture of new wind air.Air-valve C and air-valve G close valve, air-valve A and air-valve E and open, and the discharge air flow of indoor low temperature low humidity is crossed condenser (heat exchanger B), and the intensification moisture absorption is after the exhaust blower discharge is outdoor, and the moisture on the condenser in the hygroscopic material is taken away by the air draft air.Behind the certain hour interval, cross valve switches, heat exchanger A is that condenser, heat exchanger B are evaporimeter, air-valve B and air-valve F open, air-valve D and air-valve H close, the new distinguished and admirable pervaporation device (heat exchanger B) of outdoor high temperature high humidity, cool-down dehumidification is after pressure fan is sent into indoorly, and the hygroscopic material on the evaporimeter absorbs the moisture of new wind air.Air-valve C and air-valve G open, air-valve A and air-valve E close, and the discharge air flow of indoor low temperature low humidity is crossed condenser, and the intensification moisture absorption is after exhaust blower is discharged outdoorly, and the moisture on the condenser in the hygroscopic material is taken away by the air draft air.
During winter heating, switching by cross valve, heat exchanger A is that condenser, heat exchanger B are evaporimeter, air-valve B and air-valve F close, air-valve D and air-valve H open, the new distinguished and admirable condenser (heat exchanger A) of crossing of outdoor low humidity drying, the intensification moisture absorption is after pressure fan is sent into indoorly, and moisture on the condenser in the hygroscopic material is taken away by new wind air, has improved the water capacity of new wind air.Air-valve C and air-valve G close valve, air-valve A and air-valve E and open, indoor hot and humid discharge air flow pervaporation device (heat exchanger B), and cool-down dehumidification is after the exhaust blower discharge is outdoor, and the hygroscopic material on the evaporimeter absorbs the airborne moisture of air draft.Behind the certain hour interval, cross valve switches, heat exchanger A is that evaporimeter, heat exchanger B are condenser, air-valve B and air-valve F open, air-valve D and air-valve H close, the new distinguished and admirable condenser (heat exchanger B) of crossing of outdoor low temperature drying, the intensification moisture absorption is after pressure fan is sent into indoorly, and moisture on the condenser in the hygroscopic material is taken away by new wind air, has improved the water capacity of new wind air.Air-valve C and air-valve G open, air-valve A and air-valve E close, indoor hot and humid discharge air flow pervaporation device (heat exchanger A), and cool-down dehumidification is after exhaust blower is discharged outdoorly, and the hygroscopic material on the evaporimeter absorbs the airborne moisture of air draft.
Beneficial effect: the present invention compared with prior art sets up and regulates the air humidity function, can utilize the high-pressure side refrigerant of the latent heat cooling refrigeration system of the air draft of low temperature and low humidity and new wind condensate water in summer, and condensing pressure is descended, and the Energy Efficiency Ratio of unit is provided; Can utilize hot and humid air draft to come the low-pressure side refrigerant of heating and cooling system in the winter time, improve evaporating pressure, promptly improve heating capacity; Condensate water in the air draft can improve the water capacity of wind pushing air, and device structure be simple, has saved production cost to new wind humidification.
Description of drawings
Accompanying drawing is the structural representation of one embodiment of the invention.
The specific embodiment
The invention will be further described below in conjunction with specific embodiment:
The air draft heat recovery fresh air unit of being furnished with the moisture absorption heat exchanger as shown in the figure, comprise air compartment A 1, air compartment B 2, air compartment C 3, air compartment D 4, compressor 5, cross valve 6 compositions, described air compartment A 1 is provided with air draft import A7, air-valve A 8, fresh inlet B 9, air-valve B 10, heat exchanger B 11, air-valve E 12, air outlet A 13, air-valve F 14, air outlet B 15; Described air compartment B 2 is provided with air draft import C 16, air-valve C 17, fresh inlet D 18, air-valve D 19, heat exchanger A 20, air-valve G 21, air outlet C 22, air-valve H 23, air outlet D 24; Described air compartment C 3 is provided with exhaust blower 25, exhaust outlet 26; Described air compartment D 4 is provided with pressure fan 27, air outlet 28; Heat exchanger A 20 is connected with heat exchanger B 11, and is provided with choke valve 29 between heat exchanger A 20 and the heat exchanger B 11; Another termination cross valve 6 of heat exchanger A 20; Another termination cross valve 6 of heat exchanger B 11; Two ports of compressor 5 connect two other port of cross valve 6 respectively.
Scribble hygroscopic material on described heat exchanger A 20 and heat exchanger B 11 surfaces.

Claims (2)

1. air draft heat recovery fresh air unit of being furnished with the moisture absorption heat exchanger, it is characterized in that: comprise air compartment A (1), air compartment B (2), air compartment C (3), air compartment D (4), compressor (5), cross valve (6), choke valve (29), described air compartment A (1) is provided with air draft import A (7), air-valve A (8), fresh inlet B (9), air-valve B (10), heat exchanger B (11), air-valve E (12), air outlet A (13), air-valve F (14), air outlet B (15); Described air compartment B (2) is provided with air draft import C (16), air-valve C (17), fresh inlet D (18), air-valve D (19), heat exchanger A (20), air-valve G (21), air outlet C (22), air-valve H (23), air outlet D (24); Described air compartment C (3) communicates with air compartment A (1), and described air compartment C (3) is provided with exhaust blower (25), exhaust outlet (26); Described air compartment D (4) communicates with air compartment B (2), and described air compartment D (4) is provided with pressure fan (27), air outlet (28); Heat exchanger A (20) is connected with heat exchanger B (11), and is provided with choke valve (29) between heat exchanger A (20) and the heat exchanger B (11); Another termination cross valve (6) of heat exchanger A (20); Another termination cross valve (6) of heat exchanger B (11); Two ports of compressor (5) connect two other port of cross valve (6) respectively.
2. the air draft heat recovery fresh air unit of being furnished with the moisture absorption heat exchanger according to claim 1 is characterized in that: scribble hygroscopic material on described heat exchanger A (20) and heat exchanger B (11) surface.
CN2010101786070A 2010-05-21 2010-05-21 Exhaust air heat recovery fresh air unit equipped with moisture absorption heat exchangers Pending CN101900384A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010101786070A CN101900384A (en) 2010-05-21 2010-05-21 Exhaust air heat recovery fresh air unit equipped with moisture absorption heat exchangers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010101786070A CN101900384A (en) 2010-05-21 2010-05-21 Exhaust air heat recovery fresh air unit equipped with moisture absorption heat exchangers

Publications (1)

Publication Number Publication Date
CN101900384A true CN101900384A (en) 2010-12-01

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102175476A (en) * 2011-03-17 2011-09-07 上海理工大学 Fresh air heat recovery experimental system
CN102798202A (en) * 2012-08-02 2012-11-28 青岛海信日立空调系统有限公司 Total heat exchanger and fresh air handling unit system
CN105276748A (en) * 2014-06-10 2016-01-27 美的集团股份有限公司 Humidification control method and humidification control device of air conditioner humidifier
CN105783173A (en) * 2015-01-12 2016-07-20 Lg电子株式会社 Ventilation Apparatus

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2472117Y (en) * 2001-03-02 2002-01-16 张端桥 Fresh air intaking energy saving air conditioner
WO2004106813A1 (en) * 2003-05-27 2004-12-09 Daikin Industries, Ltd. Humidity controller
JP2007093125A (en) * 2005-09-29 2007-04-12 Daikin Ind Ltd Moisture conditioning device
CN201396866Y (en) * 2009-02-19 2010-02-03 广州太昊瑞风空调科技有限公司 Dual-temperature cold-source novel fan unit with heat recycling function
CN201407759Y (en) * 2009-05-15 2010-02-17 南京师范大学 Heat pipe energy recovery type fresh air handling unit
CN201463135U (en) * 2009-06-10 2010-05-12 中国建筑上海设计研究院有限公司 Heat pump energy saving full heat exchanger
CN201706612U (en) * 2010-05-21 2011-01-12 南通华信中央空调有限公司 Air exhaust heat recovery fresh air unit with moisture absorbing heat exchangers

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2472117Y (en) * 2001-03-02 2002-01-16 张端桥 Fresh air intaking energy saving air conditioner
WO2004106813A1 (en) * 2003-05-27 2004-12-09 Daikin Industries, Ltd. Humidity controller
JP2007093125A (en) * 2005-09-29 2007-04-12 Daikin Ind Ltd Moisture conditioning device
CN201396866Y (en) * 2009-02-19 2010-02-03 广州太昊瑞风空调科技有限公司 Dual-temperature cold-source novel fan unit with heat recycling function
CN201407759Y (en) * 2009-05-15 2010-02-17 南京师范大学 Heat pipe energy recovery type fresh air handling unit
CN201463135U (en) * 2009-06-10 2010-05-12 中国建筑上海设计研究院有限公司 Heat pump energy saving full heat exchanger
CN201706612U (en) * 2010-05-21 2011-01-12 南通华信中央空调有限公司 Air exhaust heat recovery fresh air unit with moisture absorbing heat exchangers

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102175476A (en) * 2011-03-17 2011-09-07 上海理工大学 Fresh air heat recovery experimental system
CN102798202A (en) * 2012-08-02 2012-11-28 青岛海信日立空调系统有限公司 Total heat exchanger and fresh air handling unit system
CN102798202B (en) * 2012-08-02 2015-03-11 青岛海信日立空调系统有限公司 Total heat exchanger and fresh air handling unit system
CN105276748A (en) * 2014-06-10 2016-01-27 美的集团股份有限公司 Humidification control method and humidification control device of air conditioner humidifier
CN105276748B (en) * 2014-06-10 2018-03-13 美的集团股份有限公司 The humidifying controlling method and device of air conditioner humidifier
CN105783173A (en) * 2015-01-12 2016-07-20 Lg电子株式会社 Ventilation Apparatus

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Application publication date: 20101201