CN103017404B - Heat pump dehumidifier - Google Patents

Heat pump dehumidifier Download PDF

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Publication number
CN103017404B
CN103017404B CN201210495579.4A CN201210495579A CN103017404B CN 103017404 B CN103017404 B CN 103017404B CN 201210495579 A CN201210495579 A CN 201210495579A CN 103017404 B CN103017404 B CN 103017404B
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condenser
magnetic valve
evaporimeter
valve
heat pump
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CN201210495579.4A
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CN103017404A (en
Inventor
姚永明
倪庆海
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JIANGSU GAOKE APPLIED SCIENCE RESEARCH INSTITUTE Co.,Ltd.
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姚永明
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Abstract

The invention relates to a heat pump dehumidifier which comprises an air treatment system, a refrigerant circulating system and a cooling water circulating system, wherein the air treatment system comprises a second evaporator, a first condenser and a blower passed by air required to be processed; the refrigerant circulating system adopts the structure that a compressor outlet is connected with the first condenser and a second condenser, which are connected with each other in parallel; a compressor inlet is connected with a first evaporator and the second evaporator, which are connected with each other in parallel; after being connected in parallel, the first condenser and the second condenser are connected with the first evaporator and the second evaporator, which are connected with each other in parallel; the refrigerant circulating system correspondingly comprises a solenoid valve, an expansion valve and the like connected with one another in parallel; the flowing direction of a refrigerant is changed through the solenoid valve to realize switching between refrigerating circulation and heat pump heating circulation; and the cooling water circulating system comprises the second condenser and the first evaporator passed by cooling water in sequence. The heat pump dehumidifier has the beneficial effects that the heat pump dehumidifier not only has a dehumidification function, but also has a heating function of a heat pump; and meanwhile, the switching between a dehumidification refrigerating circulation and a heat pump heating circulation can be realized without a four-way reversing valve.

Description

A kind of heat pump dehumidifier
Technical field
The present invention relates to dehumidifier, particularly relate to a kind of dehumidifier with heat pump heat-production functions.
Background technology
The object of building air conditioning is outside the waste heat of indoor, remaining wet discharge chamber, and provides the new wind meeting hygienic requirements.The load of air-conditioning system has: indoor refrigeration duty, indoor humidity load, cooling load from outdoor air, fresh air moisture load.In occasions such as people's air defense, national defence, natatoriums, humidity load is large, and in particularly summer, general air-conditioning can not meet dehumidification requirements, needs to use dehumidifier; Winter, the particularly north, west area, new air-dry dry, temperature is low, air-conditioning system no longer need dehumidifying or moisture removal needs very little, need to heat, common dehumidifier, temperature-adjustable dehumidifier etc. can not meet and heat requirement, need separately to join air-conditioning system simultaneously.If be furnished with dehumidifier, heat-pump air-conditioner simultaneously, air-conditioning system is complicated, initial cost is large; The dehumidifier of normal tape heat pump functional adopts four-way change-over valve to realize the commutation cycle of refrigeration system, and refrigeration system is complicated, fault rate is high, and dehumidify, heat pump heat-production functions can not realize simultaneously.
Summary of the invention
The object of the invention is to, provide a kind of heat pump dehumidifier, this machine does not adopt four-way change-over valve, both has dehumidification function, has again heat pump and heats; Also there is temperature adjustment function while dehumidifying; The machine unit can realize integration, compact conformation, convenient transport, installation.
Concrete technical scheme is:
A kind of heat pump dehumidifier, this heat pump dehumidifier comprises air treatment system, refrigerant-cycle systems, cooling water recirculation system.
Described air treatment system comprises the second evaporimeter, the first condenser, the pressure fan that set gradually.
The compressor outlet of described refrigerant-cycle systems connects the first magnetic valve, the second magnetic valve simultaneously, first magnetic valve, the second magnetic valve connect the first condenser, the second condenser respectively, connect the 3rd magnetic valve, the 4th magnetic valve after the outlet parallel connection of the first condenser, the second condenser simultaneously, 3rd magnetic valve, the 4th magnetic valve connect the first expansion valve, the second expansion valve respectively, first expansion valve, the second expansion valve connect the first evaporimeter, the second evaporimeter respectively, and the outlet parallel connection of the first evaporimeter, the second evaporimeter connects the import of compressor afterwards.
Described cooling water recirculation system comprises the second condenser, the first evaporimeter that set gradually, and connects their cooling water pipeline.
The compressor outlet connecting tee magnetic valve of described refrigerant-cycle systems, three-way magnetic valve connects the first condenser, the second condenser simultaneously, connect the 3rd magnetic valve, the 4th magnetic valve after the outlet parallel connection of described first condenser, the second condenser simultaneously, 3rd magnetic valve, the 4th magnetic valve connect the first expansion valve, the second expansion valve respectively, first expansion valve, the second expansion valve connect the first evaporimeter, the second evaporimeter respectively, and the outlet parallel connection of the first evaporimeter, the second evaporimeter connects the import of compressor afterwards.
The compressor outlet of described refrigerant-cycle systems connects the first magnetic valve simultaneously, 5th magnetic valve, first magnetic valve connects the import of the first condenser, 5th magnetic valve, the outlet parallel connection of the first condenser connects the import of the second condenser afterwards, the outlet of the second condenser connects the 3rd magnetic valve simultaneously, 4th magnetic valve, 3rd magnetic valve, 4th magnetic valve connects the first expansion valve respectively, second expansion valve, first expansion valve, second expansion valve connects the first evaporimeter respectively, second evaporimeter, first evaporimeter, the outlet parallel connection of the second evaporimeter connects the import of compressor afterwards.
Also comprise air cooling system, this air cooling system comprises the 3rd condenser, the 3rd evaporimeter, the exhaust blower that set gradually.
Beneficial effect:
This heat pump dehumidifier, existing dehumidifying, temperature adjusting and dehumidifying function, have again heat pump heat-production functions; Meanwhile, the conversion that four-way change-over valve can realize desiccant cooling circulation, heat pump heats circulation is not needed.
Unit adopts integral structure, compact conformation; Meanwhile, both can adopt water-cooling system, can air cooling system be adopted again, flexible and convenient to use.
Accompanying drawing explanation
Fig. 1 is the heat pump dehumidifier system schematic of the embodiment of the present invention one;
Fig. 2 is the heat pump dehumidifier system schematic of the embodiment of the present invention two;
Fig. 3 is the heat pump dehumidifier system schematic of the embodiment of the present invention three;
Fig. 4 is the heat pump dehumidifier system schematic of the embodiment of the present invention four;
Flow of refrigerant direction when wherein solid arrow direction represents dehumidification mode, dotted arrow direction represents heat pump heating mode
Time flow of refrigerant direction.
Detailed description of the invention
Embodiment one, refers to Fig. 1, and the present invention is a kind of heat pump dehumidifier, and it comprises air treatment system, refrigerant-cycle systems, cooling water recirculation system.
This air treatment system is positioned at the process air channel of unit, comprises the second evaporimeter 10, first condenser 3, pressure fan 4; During dehumidification mode work, need air to be processed through the second evaporimeter 10, be cooled to below dew point, water vapour in air is condensed precipitation, heated through the first condenser 3, temperature rising, relative air humidity reduce, and the air after process is sent into air-conditioned room by pressure fan 4 again.During the work of heat pump heating mode, the second evaporimeter 10 does not work, and need air to be processed through the first condenser 3, heated, temperature raises, and the air after process is sent into air-conditioned room by pressure fan 4 again.
This refrigerant-cycle systems comprises compressor 1, first magnetic valve 2, second magnetic valve 5, first condenser 3, second condenser 6, the 3rd magnetic valve 7, the 4th magnetic valve 12, first expansion valve 8, second expansion valve 11, first evaporimeter 9, second evaporimeter 10, the outlet of described compressor 1 connects the first magnetic valve 2 simultaneously, second magnetic valve 5, first magnetic valve 2, second magnetic valve 5 connects the first condenser 3 respectively, second condenser 6, first condenser 3, connect the 3rd magnetic valve 7 after the outlet parallel connection of the second condenser 6 simultaneously, 4th magnetic valve 12, 3rd magnetic valve 7, 4th magnetic valve 12 connects the first expansion valve 8 respectively, second expansion valve 11, first expansion valve 8, second expansion valve 11 connects the first evaporimeter 9 respectively, second evaporimeter 10, first evaporimeter 9, the outlet parallel connection of the second evaporimeter 10 connects the import of compressor 1 afterwards,
During dehumidification mode work, the refrigerant vapour carrying out the low-pressure low-temperature of flash-pot is compressed into the gas of HTHP by compressor 1, the first condenser 3 is entered through the first magnetic valve 2, heat passes to the air outside the first condenser 3, be condensed into the liquid of high normal pressure and temperature, the second expansion valve 11 is entered again through the 4th magnetic valve 12, the liquid of being lowered the temperature into low-pressure low-temperature by the second expansion valve 11 throttling enters the second evaporimeter 10, the gas of low-temp low-pressure is evaporated to absorb the heat of process air in the second evaporimeter 10 after, sucked by compressor 1, thus realize kind of refrigeration cycle; If air does not need heating, the gas of the HTHP that compressor 1 is discharged, the second condenser 6 is entered through the second magnetic valve 5, heat passes to the cooling water outside the second condenser 6, be condensed into the liquid of high normal pressure and temperature, the second expansion valve 11 is entered again through the 4th magnetic valve 12, the liquid of being lowered the temperature into low-pressure low-temperature by the second expansion valve 11 throttling enters the second evaporimeter 10, the gas of low-temp low-pressure is evaporated to absorb the heat of process air in the second evaporimeter 10 after, sucked by compressor 1, thus realize kind of refrigeration cycle.
During the work of heat pump heating mode, the refrigerant vapour carrying out the low-pressure low-temperature of flash-pot is compressed into the gas of HTHP by compressor 1, the first condenser 3 is entered through the first magnetic valve 2, heat passes to the air outside the first condenser 3, be condensed into the liquid of high normal pressure and temperature, the first expansion valve 8 is entered again through the 3rd magnetic valve 7, the liquid of being lowered the temperature into low-pressure low-temperature by the first expansion valve 8 throttling enters the first evaporimeter 9, the gas of low-temp low-pressure is evaporated to absorb the heat of cooling water in the first evaporimeter 9 after, sucked by compressor 1, thus realize heat pump and heat circulation.
This cooling water recirculation system comprises the second condenser 6, first evaporimeter 9 set gradually, and connects their cooling water pipeline; First cooling water enters the second condenser 6, then enters the first evaporimeter 9.During dehumidification mode, when air needs heating, the second condenser 6, first evaporimeter 9 does not work; When air does not need heating, the heat that cooling water is discharged through the second condenser 6 absorbent refrigeration system, temperature raises, then through the first evaporimeter 9, cooling water goes out;
During heat pump heating mode, cooling water through the second condenser 6, then is lowered the temperature through the first evaporimeter 9, and heat passes to refrigeration system, and temperature declines, and cooling water goes out.
Example two: refer to Fig. 2, the first magnetic valve 2, second magnetic valve 5 is replaced with three-way magnetic valve 13, compressor 1 exports connecting tee magnetic valve 13, the outlet of three-way magnetic valve 13 connects the first condenser 3, second condenser 6 simultaneously, relative to embodiment one, three-way magnetic valve 13 power-off, compressor 1 is communicated with the first condenser 3; Three-way magnetic valve 13 obtains electric, and compressor 1 is communicated with the second condenser 6, and Systematical control is simpler.
Example three: refer to Fig. 3, the compressor 1 of this refrigerant-cycle systems exports and connects the first magnetic valve 2, the 5th magnetic valve 14 simultaneously, first magnetic valve 2 connects the import of the first condenser 3, and the outlet parallel connection of the 5th magnetic valve 14, first condenser connects the import of the second condenser 6 afterwards;
During dehumidification mode work, the gas of the HTHP that compressor 1 is discharged, enters the first condenser 3 through the first magnetic valve 2, partial heat passes to the air outside the first condenser 3, again through the second condenser 6, partial heat is passed to cooling water, be condensed into the liquid of high normal pressure and temperature; Make leaving air temp moderate like this, adapt to more occasions.
Relative to embodiment one, by the flow of controlled cooling model water, make the interior adjustment of certain limit again of the outlet temperature of air, realize temperature adjusting and dehumidifying function.
Example four: refer to Fig. 4, this cooling water recirculation system changes air cooling system into, and this air cooling system comprises the 3rd condenser 15, the 3rd evaporimeter 16, the exhaust blower 17 that set gradually; 3rd condenser 15 replaces the second condenser 6, the 3rd evaporimeter 16 replaces the first evaporimeter 9, and exhaust blower 17 is introduced, discharge chamber outer air replaces cooling water; Dehumidification mode, air is through the 3rd condenser 15, and after absorbing the heat of the 3rd condenser 15 discharge, temperature raises, then through the 3rd evaporimeter 16, discharge through exhaust blower, now the 3rd evaporimeter 16 does not work; During the work of heat pump heating mode, air is through the 3rd condenser 15, then temperature reduces after the cold-producing medium that the 3rd evaporimeter 16 transfers heat in the 3rd evaporimeter, and discharge through exhaust blower, now the 3rd condenser 15 is not; , relative to embodiment one, do not need to configure cooling water recirculation system, unit can be arranged on outdoor, balcony, and outdoor air can not directly be discharged in outdoor introducing by air duct, arranges more flexible, convenient.

Claims (4)

1. a heat pump dehumidifier, is characterized in that, this heat pump dehumidifier comprises air treatment system, refrigerant-cycle systems, cooling water recirculation system; Described air treatment system comprises the second evaporimeter, the first condenser, the pressure fan that set gradually; Described refrigerant-cycle systems comprises compressor, the first magnetic valve, the second magnetic valve, the first condenser, the second condenser, the 3rd magnetic valve, the 4th magnetic valve, the first expansion valve, the second expansion valve, the first evaporimeter, the second evaporimeter; The outlet of described compressor connects described first magnetic valve, the second magnetic valve simultaneously, first magnetic valve, the second magnetic valve connect the first condenser, the second condenser respectively, connect the 3rd magnetic valve, the 4th magnetic valve after the outlet parallel connection of the first condenser, the second condenser simultaneously, 3rd magnetic valve, the 4th magnetic valve connect the first expansion valve, the second expansion valve respectively, first expansion valve, the second expansion valve connect the first evaporimeter, the second evaporimeter respectively, and the outlet parallel connection of the first evaporimeter, the second evaporimeter connects the import of compressor afterwards; Described cooling water recirculation system comprises the second condenser, the first evaporimeter that set gradually, and connects their cooling water pipeline.
2. heat pump dehumidifier as claimed in claim 1, it is characterized in that, also comprise air cooling system, described air cooling system comprises the 3rd condenser, the 3rd evaporimeter, the exhaust blower that set gradually.
3. a heat pump dehumidifier, is characterized in that, this heat pump dehumidifier comprises air treatment system, refrigerant-cycle systems, cooling water recirculation system; Described air treatment system comprises the second evaporimeter, the first condenser, the pressure fan that set gradually; Described refrigerant-cycle systems comprises compressor, three-way magnetic valve, the first condenser, the second condenser, the 3rd magnetic valve, the 4th magnetic valve, the first expansion valve, the second expansion valve, the first evaporimeter, the second evaporimeter; Described compressor outlet connecting tee magnetic valve, three-way magnetic valve connects the first condenser, the second condenser simultaneously, connect the 3rd magnetic valve, the 4th magnetic valve after the outlet parallel connection of described first condenser, the second condenser simultaneously, 3rd magnetic valve, the 4th magnetic valve connect the first expansion valve, the second expansion valve respectively, first expansion valve, the second expansion valve connect the first evaporimeter, the second evaporimeter respectively, and the outlet parallel connection of the first evaporimeter, the second evaporimeter connects the import of compressor afterwards.
4. a heat pump dehumidifier, is characterized in that, this heat pump dehumidifier comprises air treatment system, refrigerant-cycle systems, cooling water recirculation system; Described air treatment system comprises the second evaporimeter, the first condenser, the pressure fan that set gradually; Described refrigerant-cycle systems comprises compressor, the first magnetic valve, the 5th magnetic valve, the first condenser, the second condenser, the 3rd magnetic valve, the 4th magnetic valve, the first expansion valve, the second expansion valve, the first evaporimeter, the second evaporimeter; Described compressor outlet connects the first magnetic valve, the 5th magnetic valve simultaneously, first magnetic valve connects the import of the first condenser, the outlet parallel connection of the 5th magnetic valve, the first condenser connects the import of the second condenser afterwards, the outlet of the second condenser connects the 3rd magnetic valve, the 4th magnetic valve simultaneously, 3rd magnetic valve, the 4th magnetic valve connect the first expansion valve, the second expansion valve respectively, first expansion valve, the second expansion valve connect the first evaporimeter, the second evaporimeter respectively, and the outlet parallel connection of the first evaporimeter, the second evaporimeter connects the import of compressor afterwards.
CN201210495579.4A 2012-11-28 2012-11-28 Heat pump dehumidifier Active CN103017404B (en)

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CN103017404B true CN103017404B (en) 2015-05-06

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JP6251311B2 (en) * 2015-04-28 2017-12-20 株式会社西部技研 Low temperature regeneration desiccant dehumidification system for low dew point drying room
CN106045275A (en) * 2016-07-21 2016-10-26 黄志荣 Sludge drying system

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US7628026B1 (en) * 2005-04-22 2009-12-08 Walter Kritsky Package terminal air conditioner system and associated methods
CN201000146Y (en) * 2007-02-02 2008-01-02 上海冷气机厂 Wind cooling temperature adjustment dehumidifier
JP2009264661A (en) * 2008-04-24 2009-11-12 Calsonic Kansei Corp Air conditioning system
CN101403555B (en) * 2008-11-14 2011-11-23 泰豪科技股份有限公司 Low temperature type temperature-adjustment dehumidifier defrosting by using heat pump
CN201569203U (en) * 2009-12-25 2010-09-01 韩旭 Evaporative cooling type temperature-adjustable dehumidifier unit
CN202254004U (en) * 2011-09-20 2012-05-30 广东美的电器股份有限公司 Multifunctional air conditioner window machine
CN203036900U (en) * 2012-11-28 2013-07-03 姚永明 Heat pump dehumidifier

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Effective date of registration: 20200515

Address after: Room 907, No. 217, Zhongshan North Road, Gulou District, Nanjing City, Jiangsu Province

Patentee after: JIANGSU GAOKE APPLIED SCIENCE RESEARCH INSTITUTE Co.,Ltd.

Address before: Longyin square No. 217 Nanjing Zhongshan North Road Jiangsu province 210009 room 907

Patentee before: Yao Yongming

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