CN101504247A - Air source high-temperature heat pump dehumidification equipment - Google Patents

Air source high-temperature heat pump dehumidification equipment Download PDF

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Publication number
CN101504247A
CN101504247A CNA2009100374422A CN200910037442A CN101504247A CN 101504247 A CN101504247 A CN 101504247A CN A2009100374422 A CNA2009100374422 A CN A2009100374422A CN 200910037442 A CN200910037442 A CN 200910037442A CN 101504247 A CN101504247 A CN 101504247A
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Prior art keywords
heat pump
temperature heat
fin
temperature
condenser
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CNA2009100374422A
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Chinese (zh)
Inventor
张加振
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DONGGUAN CARNOY ENERGY-CONSERVATION SCIENCE Co Ltd
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DONGGUAN CARNOY ENERGY-CONSERVATION SCIENCE Co Ltd
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Priority to CNA2009100374422A priority Critical patent/CN101504247A/en
Publication of CN101504247A publication Critical patent/CN101504247A/en
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Abstract

The invention discloses an air source dehumidification drying device for a high temperature heat pump, which comprises a low temperature heat pump system and a high temperature heat pump system. The low temperature heat pump system comprises a low temperature heat pump compressor, a first gas-liquid separator, a first finned evaporator, a first throttling device and a first finned condenser which form a circulation loop; the high temperature heat pump system comprises a high temperature heat pump compressor, a second gas-liquid separator, a second finned evaporator, a second throttling device and a second finned condenser which form a circulation loop; the second finned evaporator and the first finned evaporator form a staged dehumidification and temperature reduction system; the first finned condenser and the second finned condenser form a staged heating and temperature rise system; and moist heat air from a drying chamber passes through the staged dehumidification and temperature reduction system formed by the second finned evaporator and the first finned evaporator, and then passes through the staged heating and temperature rise system formed by the first finned condenser and the second finned condenser to enter the drying chamber. The air source dehumidification drying device can effectively reduce the energy consumption and operating cost of high temperature drying.

Description

A kind of air source high-temperature heat pump dehumidification equipment
Technical field
The present invention relates to a kind of air source heat pump, be meant a kind of air source high-temperature heat pump dehumidification equipment especially.
Background technology
Far below removal moisture drying modes such as fuel heating, electrical heating, therefore in low temperature drying (required baking temperature is lower than 55 ℃ as material), often adopt the heat pump removal moisture drying with its energy consumption of heat pump removal moisture drying.But when material requires the baking temperature height when (as requiring 60~90 ℃ of baking temperatures), common heat pump drying can't be realized; High temperature heat pump often also can't be realized because of lacking high temperature heat source; Carbon dioxide heat-pump can be realized high temperature drying, but because of its cost height, applies difficulty at present; Therefore, in the place that needs the high temperature removal moisture drying, be generally the mode of highly energy-consumings such as fuel heating, electrical heating at present.
Summary of the invention
At the shortcoming of prior art, the purpose of this invention is to provide a kind of air source high-temperature heat pump dehumidification equipment that reduces the energy consumption and the operating cost of high temperature drying.
For achieving the above object, technical scheme of the present invention is: a kind of air source high-temperature heat pump dehumidification equipment, it comprises hot pump in low temp system and high temperature heat pump system, this hot pump in low temp system comprises the hot pump in low temp compressor that constitutes a closed circuit, first gas-liquid separator, first evaporator fin, the first throttle device and first fin condenser, this high temperature heat pump system comprises the high temperature heat pump compressor that constitutes a closed circuit, second gas-liquid separator, second evaporator fin, second throttling arrangement and second fin condenser
This second evaporator fin and first evaporator fin constitute dehumidifying and cooling system step by step, this first fin condenser and second fin condenser constitute heat temperature raising system step by step, from the hot and humid gas of hothouse through returning hothouse again behind the heat temperature raising step by step through first fin condenser and second fin condenser behind the dehumidifying and cooling step by step of second evaporator fin and first evaporator fin.
This hot pump in low temp system also comprises first filter that is connected between the first throttle device and first fin condenser, and this high temperature heat pump system also comprises second filter that is connected between second throttling arrangement and second fin condenser.
This hot pump in low temp system also comprises first reservoir that is connected between first filter and first fin condenser, and this high temperature heat pump system also comprises second reservoir that is connected between second filter and second fin condenser.
The condensation of refrigerant temperature of this hot pump in low temp system is 20 ℃~65 ℃, and the condensation of refrigerant temperature of this high temperature heat pump system is 40 ℃~110 ℃.
A kind of air source high-temperature heat pump dehumidification equipment, it comprises multistage temperature heat pump, each grade temperature heat pump comprises heat pump compressor, gas-liquid separator, evaporator fin, throttling arrangement and the fin condenser that constitutes closed circuit,
This evaporator fin constitutes dehumidifying and cooling system step by step according to the temperature rank of heat pump, this fin condenser constitutes heat temperature raising system step by step according to the temperature rank of heat pump, from the hot and humid gas of hothouse through returning hothouse again behind the heat temperature raising step by step through heat temperature raising system step by step behind the dehumidifying and cooling step by step of dehumidifying and cooling system step by step.
The present invention compared with prior art has following advantage and beneficial effect:
By the combination of hot pump in low temp system and high temperature heat pump system, adopt the mode of multistage freeze drying and multistage heating, realize 60~90 ℃ high temperature heat pump drying; With respect to high temperature drying means such as general fuel heating, electrical heating, can reduce the energy consumption of high temperature drying significantly, reduce the operating cost of high temperature drying, energy consumption reduces amplitude and can reach more than 60%.
Description of drawings
Fig. 1 is the structural representation of air source high-temperature heat pump dehumidification equipment of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is described in detail.
Embodiment 1
As shown in Figure 1, a kind of air source high-temperature heat pump dehumidification equipment, comprise hot pump in low temp system and high temperature heat pump system, this hot pump in low temp system comprises hot pump in low temp compressor 11, first gas-liquid separator 17, first evaporator fin 16, first throttle device 15 and first fin condenser 12 that constitutes a closed circuit; This high temperature heat pump system comprises high temperature heat pump compressor 21, second gas-liquid separator 27, second evaporator fin 26, second throttling arrangement 25 and second fin condenser 22 that constitutes a closed circuit.Described second evaporator fin 26 and first evaporator fin 16 constitute dehumidifying and cooling system step by step, first fin condenser 12 and second fin condenser 22 constitute heat temperature raising system step by step, from the hot and humid gas of hothouse through entering hothouse again behind the heat temperature raising step by step through first fin condenser 12 and second fin condenser 22 behind the dehumidifying and cooling step by step of second evaporator fin 26 and first evaporator fin 16.
Air source high-temperature heat pump dehumidification equipment comprises two stage dehumidify cooling system and two-stage heat temperature raising system, and two-stage system adopts different cold-producing mediums to satisfy the corresponding work conditional request respectively.This hot pump in low temp system can adopt common cold-producing medium, and as R22, R407C etc., this high temperature heat pump system adopts high temperature refrigerant.
This hot pump in low temp system also comprises first filter 14 that is connected between the first throttle device 15 and first fin condenser 12, and this high temperature heat pump system also comprises second filter 24 that is connected between second throttling arrangement 25 and second fin condenser 22.
This hot pump in low temp system also comprises first reservoir 13 that is connected between first filter 14 and first fin condenser 12, and this high temperature heat pump system also comprises second reservoir 23 that is connected between second filter 24 and second fin condenser 22.
The condensation of refrigerant temperature of this hot pump in low temp system is 20 ℃~65 ℃, and the condensation of refrigerant temperature of this high temperature heat pump system is 40 ℃~110 ℃.
The method of operation of air source high-temperature heat pump dehumidification equipment of the present invention is as follows:
The hot and humid gas of hothouse as 70 ℃ humid air access arrangement, is lowered the temperature by the one-level cooling and dehumidifying through second evaporator fin 26, as is cooled to 40 ℃; Lowered the temperature by the secondary cooling and dehumidifying through first evaporator fin 16 by the air after the cooling of one-level cooling and dehumidifying, as cool to 15 ℃; By the air after the secondary cooling and dehumidifying cooling through first fin condenser 12 by the one-level heat temperature raising, as be warmed up to 50 ℃; By the air behind the one-level heat temperature raising through second fin condenser 22 by the secondary heat temperature raising, as be warmed up to 90 ℃; Entered the hothouse dried material by the high temperature drying gas behind the secondary heat temperature raising.
Realize high temperature drying with air source high-temperature heat pump dehumidification equipment, promptly avoided used heat to discharge the thermal pollution that causes, made full use of used heat again, simultaneously because the intrinsic high energy efficiency of heat pump compares characteristics, the high temperature drying energy consumption is reduced significantly, with respect to drying modes such as fuel heating, electrical heating, the air source high-temperature heat pump dehumidification equipment energy consumption reduces amplitude and can reach more than 60%.
Embodiment 2
Present embodiment is to realize on the basis of embodiment 1, and low temperature and high temperature two levels of thermal pumping system are expanded to multistage situation.Be specially, a kind of air source high-temperature heat pump dehumidification equipment, it comprises multistage temperature heat pump, suppose to have a grade temperature heat pump, wherein each grade temperature heat pump temperature heat pump comprises heat pump, gas-liquid separator, evaporator fin, throttling arrangement and the fin condenser that constitutes closed circuit
This evaporator fin constitutes dehumidifying and cooling system step by step according to the temperature rank of heat pump, this fin condenser constitutes heat temperature raising system step by step according to the temperature rank of heat pump, from the hot and humid gas of hothouse through entering hothouse behind the heat temperature raising step by step through heat temperature raising system step by step behind the dehumidifying and cooling step by step of dehumidifying and cooling system step by step.

Claims (5)

1, a kind of air source high-temperature heat pump dehumidification equipment, it is characterized in that comprising hot pump in low temp system and high temperature heat pump system, this hot pump in low temp system comprises hot pump in low temp compressor, first gas-liquid separator, first evaporator fin, first throttle device and first fin condenser that constitutes a closed circuit, this high temperature heat pump system comprises high temperature heat pump compressor, second gas-liquid separator, second evaporator fin, second throttling arrangement and second fin condenser that constitutes a closed circuit
Described second evaporator fin and first evaporator fin constitute dehumidifying and cooling system step by step, this first fin condenser and second fin condenser constitute heat temperature raising system step by step, from the hot and humid gas of hothouse through returning hothouse again behind the heat temperature raising step by step through first fin condenser and second fin condenser behind the dehumidifying and cooling step by step of second evaporator fin and first evaporator fin.
2, air source high-temperature heat pump dehumidification equipment according to claim 1, it is characterized in that: this hot pump in low temp system also comprises first filter that is connected between the first throttle device and first fin condenser, and this high temperature heat pump system also comprises second filter that is connected between second throttling arrangement and second fin condenser.
3, air source high-temperature heat pump dehumidification equipment according to claim 2, it is characterized in that: this hot pump in low temp system also comprises first reservoir that is connected between first filter and first fin condenser, and this high temperature heat pump system also comprises second reservoir that is connected between second filter and second fin condenser.
4, according to each described air source high-temperature heat pump dehumidification equipment in the claim 1 to 3, it is characterized in that: the condensation of refrigerant temperature of this hot pump in low temp system is 20 ℃~65 ℃, and the condensation of refrigerant temperature of this high temperature heat pump system is 40 ℃~110 ℃.
5, a kind of air source high-temperature heat pump dehumidification equipment is characterized in that comprising multistage temperature heat pump, and each grade temperature heat pump comprises heat pump compressor, gas-liquid separator, evaporator fin, throttling arrangement and the fin condenser that constitutes closed circuit,
This evaporator fin constitutes dehumidifying and cooling system step by step according to the temperature rank of heat pump, this fin condenser constitutes heat temperature raising system step by step according to the temperature rank of heat pump, from the hot and humid gas of hothouse through returning hothouse again behind the heat temperature raising step by step through heat temperature raising system step by step behind the dehumidifying and cooling step by step of dehumidifying and cooling system step by step.
CNA2009100374422A 2009-02-26 2009-02-26 Air source high-temperature heat pump dehumidification equipment Pending CN101504247A (en)

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Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102322735A (en) * 2011-09-23 2012-01-18 宁建付 Energy-saving heat pump dehumidification drying device
CN102519139A (en) * 2012-01-14 2012-06-27 湖南省浏阳市择明热工器材有限公司 Air source heat pump system for providing direct high temperature air
CN103324222A (en) * 2013-06-21 2013-09-25 鲁东大学 Heat pump laboratory temperature and humidity control and energy dissipation efficiency testing system and method
CN103471345A (en) * 2013-09-17 2013-12-25 东莞市风火轮热能科技有限公司 Method for drying industrial materials by using high-temperature heat pump and radiation
CN103604287A (en) * 2013-11-28 2014-02-26 江苏迈安德食品机械有限公司 Waste heat recovery and deodorization system for hot wind layer of desolventizer-toaster
CN105021015A (en) * 2015-07-22 2015-11-04 合肥淘能环境科技有限公司 Superhigh-temperature heat pump drying system
CN106152762A (en) * 2015-04-16 2016-11-23 中国科学院理化技术研究所 A kind of removal moisture drying system
CN106931742A (en) * 2017-04-14 2017-07-07 汉广天工机械设备(北京)有限公司 A kind of two-part heat pump drying equipment of wet stock containing volatile component and furnace drying method
CN106959004A (en) * 2017-04-28 2017-07-18 广东瑞星新能源科技有限公司 A kind of frequency conversion air source high temperature drying system
CN106984142A (en) * 2017-04-21 2017-07-28 深圳市捷晶能源科技有限公司 A kind of removal moisture drying system and removal moisture drying method
CN107642925A (en) * 2016-12-27 2018-01-30 中国科学院理化技术研究所 A kind of multi-stage heat pump desiccant dehumidification system with bypass line
CN107830697A (en) * 2017-11-30 2018-03-23 湖南埃瓦新能源科技有限公司 Air energy heat pump drying system
WO2018101178A1 (en) * 2016-11-30 2018-06-07 マツダ株式会社 Coating drying method and device therefor
CN108465340A (en) * 2018-05-13 2018-08-31 中国大唐集团科学技术研究院有限公司华中分公司 White plume cancellation element and method
CN114294939A (en) * 2021-12-23 2022-04-08 珠海格力电器股份有限公司 Hot air supply assembly and heat pump drying system
CN115560557A (en) * 2022-10-08 2023-01-03 江苏博一环保科技有限公司 Hot air drying system

Cited By (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102322735A (en) * 2011-09-23 2012-01-18 宁建付 Energy-saving heat pump dehumidification drying device
CN102519139A (en) * 2012-01-14 2012-06-27 湖南省浏阳市择明热工器材有限公司 Air source heat pump system for providing direct high temperature air
CN102519139B (en) * 2012-01-14 2014-11-19 湖南省浏阳市择明热工器材有限公司 Air source heat pump system for providing direct high temperature air
CN103324222A (en) * 2013-06-21 2013-09-25 鲁东大学 Heat pump laboratory temperature and humidity control and energy dissipation efficiency testing system and method
CN103471345A (en) * 2013-09-17 2013-12-25 东莞市风火轮热能科技有限公司 Method for drying industrial materials by using high-temperature heat pump and radiation
CN103604287A (en) * 2013-11-28 2014-02-26 江苏迈安德食品机械有限公司 Waste heat recovery and deodorization system for hot wind layer of desolventizer-toaster
CN106152762A (en) * 2015-04-16 2016-11-23 中国科学院理化技术研究所 A kind of removal moisture drying system
CN105021015A (en) * 2015-07-22 2015-11-04 合肥淘能环境科技有限公司 Superhigh-temperature heat pump drying system
US11262127B2 (en) 2016-11-30 2022-03-01 Mazda Motor Corporation Coating drying method and device therefor
CN110036252B (en) * 2016-11-30 2021-01-01 马自达汽车株式会社 Coating drying method and device thereof
JP2018091492A (en) * 2016-11-30 2018-06-14 マツダ株式会社 Method of drying coating and device therefor
EP3540349A4 (en) * 2016-11-30 2019-09-18 Mazda Motor Corporation Coating drying method and device therefor
CN110036252A (en) * 2016-11-30 2019-07-19 马自达汽车株式会社 Coating, drying method and device thereof
WO2018101178A1 (en) * 2016-11-30 2018-06-07 マツダ株式会社 Coating drying method and device therefor
CN107642925B (en) * 2016-12-27 2019-12-17 中国科学院理化技术研究所 Multistage heat pump drying and dehumidifying system with bypass pipeline
CN107642925A (en) * 2016-12-27 2018-01-30 中国科学院理化技术研究所 A kind of multi-stage heat pump desiccant dehumidification system with bypass line
CN106931742A (en) * 2017-04-14 2017-07-07 汉广天工机械设备(北京)有限公司 A kind of two-part heat pump drying equipment of wet stock containing volatile component and furnace drying method
CN106984142A (en) * 2017-04-21 2017-07-28 深圳市捷晶能源科技有限公司 A kind of removal moisture drying system and removal moisture drying method
CN106959004A (en) * 2017-04-28 2017-07-18 广东瑞星新能源科技有限公司 A kind of frequency conversion air source high temperature drying system
CN107830697A (en) * 2017-11-30 2018-03-23 湖南埃瓦新能源科技有限公司 Air energy heat pump drying system
CN108465340A (en) * 2018-05-13 2018-08-31 中国大唐集团科学技术研究院有限公司华中分公司 White plume cancellation element and method
CN108465340B (en) * 2018-05-13 2023-12-26 中国大唐集团科学技术研究院有限公司华中分公司 White smoke plume eliminating device and method
CN114294939A (en) * 2021-12-23 2022-04-08 珠海格力电器股份有限公司 Hot air supply assembly and heat pump drying system
CN115560557A (en) * 2022-10-08 2023-01-03 江苏博一环保科技有限公司 Hot air drying system

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Open date: 20090812