CN100342180C - Evaporation cooling type constant temperature-humidity machine - Google Patents

Evaporation cooling type constant temperature-humidity machine Download PDF

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Publication number
CN100342180C
CN100342180C CNB2006100268468A CN200610026846A CN100342180C CN 100342180 C CN100342180 C CN 100342180C CN B2006100268468 A CNB2006100268468 A CN B2006100268468A CN 200610026846 A CN200610026846 A CN 200610026846A CN 100342180 C CN100342180 C CN 100342180C
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China
Prior art keywords
outlet
condenser
inlet
water
spray thrower
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Expired - Fee Related
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CNB2006100268468A
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CN1851332A (en
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晋欣桥
潘建臣
杜志敏
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Shanghai Jiaotong University
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Shanghai Jiaotong University
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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
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

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Abstract

The present invention relates to an evaporation cooling type constant temperature and humidity machine which belongs to the technical field of refrigeration. In the present invention, an outlet of a compressor is connected with an inlet of a condenser, an outlet of the condenser is connected with an inlet of a heat expansion valve, an outlet of the heat expansion valve is connected with an inlet of an evaporator, an outlet of the evaporator is connected with an inlet of the compressor, an outlet of a water collection tank is connected with an inlet of a water pump via a water pipe, and an outlet of the water pump is connected with an inlet of a spray thrower via a water pipe; the spray thrower is arranged above the condenser, and a draught fan is arranged above the spray thrower; the evaporator is arranged above an indoor air return inlet, an electric heater is arranged above the evaporator, and a fan is arranged above an ultrasonic humidifier which is arranged above the electric heater. The present invention uses evaporation type cooling on the side of the condenser, utilizes the evaporation function of water for cooling a refrigerant with high temperature and pressure and uses the ultrasonic humidifier on the side of the evaporator for realizing the humidity control of environment; the present invention has good control effect of temperature and humidity.

Description

Evaporation cooling type constant temperature-humidity machine
Technical field
What the present invention relates to is a kind of device of refrigeration technology field, specifically is a kind of evaporation cooling type constant temperature-humidity machine.
Background technology
At present, the constant temperature and humidity unit is widely used in the control occasion of industrial various ambient temperature and humidities.
Find Chinese patent title: " novel constant-temperature constant humidity unit ", application number: CN02217215.7 through literature search to prior art; Publication number: CN2542968, the unit that this patent proposes comprises compressor, condenser coil and the evaporation expansion gear that is connected by the refrigeration pipe arrangement, it is characterized in that described evaporation expansion gear is formed in parallel by two groups of magnetic valves that are connected in series successively, heating power expansion valve and evaporation coils.But, for this constant temperature and humidity unit, have following shortcoming: the first, not high at the cooling effectiveness of the cold-producing medium of condenser side; The second, the control ability of ambient humidity is also poor, and especially for the occasion that needs humidification, this constant temperature and humidity unit is more powerless.
Therefore, improving the cooling effect of the cold-producing medium of condenser side, and improve the control ability of unit to ambient humidity, is the problem of needing solution badly.
Summary of the invention
Deficiency and defective for overcoming prior art the present invention proposes a kind of evaporation cooling type constant temperature-humidity machine, make it adopt the vaporation-type cooling to improve the condenser heat exchange efficiency, adopt ultrasonic humidifier to satisfy the requirement of humidity control.
The present invention is achieved by the following technical solutions, and evaporation cooling type constant temperature-humidity machine of the present invention comprises: compressor, condenser, heating power expansion valve, evaporimeter, the water tank that catchments, water circulating pump, water pipe, spray thrower, outside-air intake, air-introduced machine, indoor return air inlet, electric heater, ultrasonic humidifier and blower fan.
Compressor outlet is connected with condenser inlet, and condensator outlet is connected with the heating power expansion valve import, and the thermal expansion valve outlet port is connected with evaporator, and evaporator outlet is connected with compressor inlet.Evaporation cooling type constant temperature-humidity machine is divided into two parts: condenser side and vaporizer side.
At condenser side, the water tank that catchments outlet is connected with the water circulating pump import by water pipe, and exit of pump is connected with the spray thrower import by water pipe.The water tank that catchments is positioned at the outside-air intake below, and its top position is a condenser, and the condenser top is a spray thrower, and the spray thrower top is an air-introduced machine.
At vaporizer side, evaporimeter is positioned at the top of indoor return air inlet, and the top of evaporimeter is an electric heater, and the top of electric heater is a ultrasonic humidifier, and the top of ultrasonic humidifier is a blower fan.
Gaseous refrigerant is sucked by compressor and the gas of boil down to HTHP, and high-temperature high-pressure refrigerant enters behind the condenser by the outer shower water evaporative cooling of pipe, pass through the throttling action of heating power expansion valve again after, send into the needs that evaporimeter satisfies the user.Leave the cold-producing medium of evaporimeter and get back to compressor at last again, carry out next one circulation.
At condenser side, outdoor air is from bottom to top sucked by air-introduced machine, and the water in the water tank that catchments is recycled water pump and delivers to spray thrower, and spray thrower is under the coil pipe spray of water facing to condenser.Because the effect of evaporation will be carried out heat exchange with the cold-producing medium in the pipe, make the cold-producing medium of HTHP obtain cooling at the shower water of coil surface.
At vaporizer side, indoor return air is under the effect of blower fan, cold-producing medium heat exchange through flowing in the evaporator plate tube and tube earlier, air after being cooled satisfies the requirement of indoor temperature again through the heat effect of electric heater, last air carries out certain humidification through ultrasonic humidifier, satisfies the requirement of indoor humidity.
Evaporation cooling type constant temperature-humidity machine of the present invention is compared with conventional constant temperature and humidity machine, it has adopted the vaporation-type cooling at condenser side, utilize evaporation of water to be used for the cold-producing medium of cooling down high-temperature high pressure, and adopted ultrasonic humidifier to realize the control of indoor humidity at vaporizer side, therefore, has good Temperature and Humidity Control effect.
Description of drawings
Fig. 1 is the structural representation of evaporation cooling type constant temperature-humidity machine of the present invention.
Among the figure, 1-compressor, 2-condenser, 3-heating power expansion valve, 4-evaporimeter, the 5-water tank that catchments, 6-water circulating pump, 7-water pipe, 8-spray thrower, 9-outside-air intake, the 10-air-introduced machine, the indoor return air inlet of 11-, 12-electric heater, 13-ultrasonic humidifier, 14-blower fan.
The specific embodiment
As shown in Figure 1, the present invention includes compressor 1, condenser 2, heating power expansion valve 3, evaporimeter 4, the water tank 5 that catchments, water circulating pump 6, water pipe 7, spray thrower 8, outside-air intake 9, air-introduced machine 10, indoor return air inlet 11, electric heater 12, ultrasonic humidifier 13, blower fan 14.
Compressor 1 outlet is connected with condenser 2 imports, and condenser 2 outlets are connected with heating power expansion valve 3 imports, and heating power expansion valve 3 outlets are connected with evaporimeter 4 imports, and evaporimeter 4 outlets are connected with compressor 1 import.In condenser 2 sides, water tank 5 outlets of catchmenting are connected with water circulating pump 6 imports, and water circulating pump 6 outlets are connected with spray thrower 8 imports by water pipe 7.The water tank 5 that catchments is positioned at outside-air intake 9 belows, and its top position is a condenser 2, and condenser 2 tops are spray throwers 8, and spray thrower 8 tops are air-introduced machines 10.In evaporimeter 4 sides, evaporimeter 4 is positioned at the top of indoor return air inlet 11, and the top of evaporimeter 4 is electric heaters 12, and the top of electric heater 12 is ultrasonic humidifiers 13, and the top of ultrasonic humidifier 13 is blower fans 14.
The flow process of cold-producing medium is: gaseous refrigerant is sucked the also gas of boil down to HTHP by compressor 1, high-temperature high-pressure refrigerant enters condenser 2 backs by the outer shower water evaporative cooling of pipe, and, send into evaporimeter 4 to finish user's needs through after the throttling action of heating power expansion valve 3.
In condenser 2 sides, air is from bottom to top sucked by air-introduced machine 10 by outside-air intake 9, the water in the water tank 5 of catchmenting is recycled pump 6 and delivers to spray thrower 8 through water pipe 7, spray thrower 8 is under the coil pipe spray of water facing to condenser 2, at the shower water of coil surface because evaporation, will carry out heat exchange with the cold-producing medium in the pipe, make cold-producing medium obtain cooling.
In evaporimeter 4 sides, return air is sucked by blower fan 14 by indoor return air inlet 11, coil pipe and tube refrigerant through evaporimeter 4 carries out heat exchange earlier, air after being cooled heats to satisfy the requirement of indoor temperature through electric heater 12, carry out certain humidification through ultrasonic humidifier 13 at last, satisfy the requirement of indoor humidity.

Claims (3)

1, a kind of evaporation cooling type constant temperature-humidity machine, comprise: compressor (1), condenser (2), heating power expansion valve (3), evaporimeter (4), water tank (5) catchments, water circulating pump (6), water pipe (7), spray thrower (8), outside-air intake (9), air-introduced machine (10), indoor return air inlet (11), electric heater (12), ultrasonic humidifier (13) and blower fan (14), it is characterized in that, the outlet of compressor (1) is connected with the import of condenser (2), the outlet of condenser (2) is connected with the import of heating power expansion valve (3), the outlet of heating power expansion valve (3) is connected with the import of evaporimeter (4), the outlet of evaporimeter (4) is connected with the import of compressor (1), the outlet of water tank (5) of catchmenting is connected with the import of water circulating pump (6), the outlet of water circulating pump (6) is connected with the import of water pipe (7), the outlet of water pipe (7) is connected with the import of spray thrower (8), outside-air intake (9) is positioned at the water tank that catchments (5) top, air-introduced machine (10) is positioned at the top of spray thrower (8), evaporimeter (4) is positioned at indoor return air inlet (11) top, the top of evaporimeter (4) is electric heater (12), the top of electric heater (12) is ultrasonic humidifier (13), and the top of ultrasonic humidifier (13) is blower fan (14).
2, evaporation cooling type constant temperature-humidity machine according to claim 1 is characterized in that: the water tank that catchments (5) top is condenser (2).
3, evaporation cooling type constant temperature-humidity machine according to claim 1 is characterized in that: spray thrower (8) is positioned at condenser (2) top.
CNB2006100268468A 2006-05-25 2006-05-25 Evaporation cooling type constant temperature-humidity machine Expired - Fee Related CN100342180C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNB2006100268468A CN100342180C (en) 2006-05-25 2006-05-25 Evaporation cooling type constant temperature-humidity machine

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Application Number Priority Date Filing Date Title
CNB2006100268468A CN100342180C (en) 2006-05-25 2006-05-25 Evaporation cooling type constant temperature-humidity machine

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CN100342180C true CN100342180C (en) 2007-10-10

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Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101900380A (en) * 2010-07-14 2010-12-01 清华大学 Moisture adjuster
CN107796073A (en) * 2017-11-28 2018-03-13 东莞金喆空气技术有限公司 Thermostatic constant wet equipment
CN109133230A (en) * 2018-09-18 2019-01-04 苏州科大环境发展股份有限公司 A kind of cryogenic vaporization systems
CN109915978A (en) * 2019-04-02 2019-06-21 嘉兴歆瑶商贸有限公司 A kind of air conditioning humidifier
CN110286704A (en) * 2019-06-03 2019-09-27 三门心玄智能科技有限公司 A kind of Temperature and Humidity Control machine based on modern agriculture greenhouse
CN112015207B (en) * 2019-12-06 2021-08-24 安徽省农业科学院水稻研究所 Temperature control system and temperature control method for field artificial climate chamber

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2439641Y (en) * 2000-09-14 2001-07-18 南京五洲制冷(集团)公司 Low temp. and low moisture type equipment for constant temp. and constant moisture
JP2001317821A (en) * 2000-05-11 2001-11-16 Babcock Hitachi Kk Air heat source type cooling apparatus and cooling method using the same
CN2542968Y (en) * 2002-04-28 2003-04-02 浙江国祥制冷工业股份有限公司 Novel constant temperature and humidity unit
CN1715800A (en) * 2005-07-06 2006-01-04 吴家伟 Evaporation cooling type heat pump unit with showering water atomizing and solar auxiliary heat source

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001317821A (en) * 2000-05-11 2001-11-16 Babcock Hitachi Kk Air heat source type cooling apparatus and cooling method using the same
CN2439641Y (en) * 2000-09-14 2001-07-18 南京五洲制冷(集团)公司 Low temp. and low moisture type equipment for constant temp. and constant moisture
CN2542968Y (en) * 2002-04-28 2003-04-02 浙江国祥制冷工业股份有限公司 Novel constant temperature and humidity unit
CN1715800A (en) * 2005-07-06 2006-01-04 吴家伟 Evaporation cooling type heat pump unit with showering water atomizing and solar auxiliary heat source

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