CN105004049A - Heat pump water heater driven by air-solar hybrid source - Google Patents
Heat pump water heater driven by air-solar hybrid source Download PDFInfo
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- CN105004049A CN105004049A CN201510473899.3A CN201510473899A CN105004049A CN 105004049 A CN105004049 A CN 105004049A CN 201510473899 A CN201510473899 A CN 201510473899A CN 105004049 A CN105004049 A CN 105004049A
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses a heat pump water heater driven by an air-solar hybrid source. (1) solar energy is absorbed via a reflector, a transparent blade, and a fin hohlraum, air energy is absorbed via a fin, and integrated design of a solar energy absorber and an air fin evaporator is realized; (2) an air-solar hybrid source heat pump water heater is built, and the heating capacity of the heat pump and the energy efficiency ratio are improved through improving the evaporation temperature; and (3) the solar energy is used for driving the heat pump in a high-efficiency and cheap photo-thermal conversion form, and the application threshold of the solar heat pump water heater is reduced.
Description
(1) technical field
The present invention relates to a kind of air sun multiple source and drive heat pump water-heating machine.
(2) background technology
Existing solar heat pump and water heating machine mainly contains two kinds of product forms:
1, evaporator with heat pump is designed to solar plate absorber: by the double-deck aluminium sheet manufacture of meeting optical surface blacking, form distributor and the circulation duct of freon heat pump fluid between double-deck aluminium sheet; Wherein, blacking aluminium sheet is for absorbing sunshine and providing evaporation heat, and distributor and circulation duct are then for optimizing the evaporation process in heat pump cycle.The sunlight intensity that can receive due to every square area is no more than 1kW, therefore just strongly limit the raising of heat pump heating capacity; In addition, the evaporimeter of this form owing to there is no fin, therefore when there is no sunlight night, the heat that can absorb from air is just had a greatly reduced quality, cause product utilization rate very low, can only be applied to and heat a small amount of home-use hot water daytime, its heating capacity is far below air-source heat pump hot water.
2, heat pump water-heating machine and solar panel independent design separately: by solar panel by inverter, and received sunshine is changed into alternating current, for driving compressor, blower fan, the hot water circulating pump of heat pump water-heating machine; But the sunlight intensity that can receive due to every square area is no more than 1kW, and existing electricity conversion is extremely low, therefore determine not only floor space needed for solar panel very huge, and it is very expensive to determine the required investment of solar panel; Therefore be difficult to that there is business promotion in prior art level be worth.
(3) summary of the invention
The present invention seeks to want (1) to realize the integrated design of solar collector and air evaporator fin; (2) building the air sun Multi-source heat pump hot water that evaporation heat is provided by two thermal source, improving heat pump heating capacity and Energy Efficiency Ratio by improving evaporating temperature; (3) Driven by Solar Energy operation of heat pump is utilized with efficient, cheap photothermal conversion form, the revolutionary its usage economy promoting solar heat pump and water heating machine.
The present invention adopts technical scheme, and namely air sun multiple source drives heat pump water-heating machine as shown in Figure 1, and it is by 1-compressor; 1-1-gas-liquid separator; 2-four-way change-over valve; 3-hot water heat exchanger; 3-1 hot water circulating pump; 3-2-non-return valve; 3-3-boiler; 3-4-filter; 4-fin fluorine coil pipe absorber; 5-check-valves; 5-1-high-pressure reservoir; 6-expansion valve; 6-1-filter; 7-drainpipe; 8-axial flow blower; 9-casing of outdoor; 10-speculum; 11-solar panel; The compositions such as 12-inverter, is characterized in that:
Fluorine gas pipe is connected in series gas-liquid separator 1-1, compressor 1, four-way change-over valve 2, hot water heat exchanger 3 working medium side, fin fluorine coil pipe absorber 4, fluorine liquid pipe is connected in series connect with the filter 6-1 parallel component of expansion valve 6, high-pressure reservoir 5-1, fin fluorine coil pipe absorber 4 and check-valves 5 thereof of hot water heat exchanger 3 working medium side and check-valves 5 thereof and connects with filter 6-1 the parallel component of expansion valve 6, wherein the flow direction of each check-valves 5 deviates from connected hot water heat exchanger 3 working medium side or fin fluorine coil pipe absorber 4, composition freon heat pump fluid closed circuit;
Fin fluorine coil pipe absorber 4, axial flow blower 8, composition environment air loop;
Fin fluorine coil pipe absorber 4 vertical immediately below casing of outdoor 9 chassis of level is set, and its drainpipe 7 is set, composition off-premises station condensation draining circuit;
Hot water circulating pump 3-1 is connected in series non-return valve 3-2, hot water heat exchanger 3 hot water side, boiler 3-3, filter 3-4 by water pipe, composition hot water circulation heated loop;
Casing of outdoor 9 opaco arranges speculum 10, and the surface of speculum 10 has high reflectance to sunshine, and the symmetry axis of speculum 10 is for being arranged vertically, and the opening of speculum 10 is towards Due South.
The fin surface of fin fluorine coil pipe absorber 4 has higher absorption rate to sunshine.
The blade of axial flow blower 8 has comparatively high permeability to sunshine.
Casing of outdoor 9 for being arranged vertically, and air flowing towards Due South or directly over.
Speculum 10 is plane mirror or parabolic mirror or composite parabolic speculum.
The output electric wire of solar panel 11, is connected to the motor of compressor 1, hot water circulating pump 3-1, axial flow blower 8 by inverter 12.
Operation principle of the present invention 1 is described as follows by reference to the accompanying drawings:
1, four seasons heat pump hot water: the compressor 1 of heat pump cycle drives high pressure, overheated gaseous fluorine Leon working medium, flow through four-way change-over valve 2, hot water heat exchanger 3 working medium side, release exhaust sensible heat, condensation latent heat, after crossing cold sensible heat, become high pressure, supercooled liquid freon working medium, then through check-valves 5, high-pressure reservoir 5-1, filter 6-1 enters throttling in expansion valve 6, flow through fin fluorine coil pipe absorber 4 working medium side again, absorbing environmental air Lowlevel thermal energy and evaporate and become low pressure, overheated gaseous fluorine Leon working medium, and flow through four-way change-over valve 2 and gas-liquid separator 1-1, again attracted by compressor 1, form air-water heat pump cycle, and hot water circulating pump 3-1 drives hot water to flow through non-return valve 3-2, hot water heat exchanger 3 hot water side, boiler 3-3, filter 3-4, condenser heat in hot water heat exchanger 3 is disposed in hot water, with circulating-heating progressively heating mode the hot water in boiler 3-3 from ambient temperature to 55 DEG C, axial flow blower 8 is to flow through fin fluorine coil pipe absorber 4 compared with the opaco of Wind Volume drive environment air machine shell 9 outdoor, the absorbing environmental air Lowlevel thermal energy by its fin on the one hand, speculum 10 is arranged on the other hand by the opaco of casing of outdoor 9, reflected sunlight is in its black chamber of desertification fin crack, and more on the one hand by casing of outdoor 9 towards the transparent blade of sunny side disposed axle flow fan 8, transmission sunshine in its black chamber of desertification fin crack, thus absorbs sunshine, by above-mentioned heat pump cycle, air sun composite thermal energy circulating pump is disposed in hot water, to realize hot water function to hot water heat exchanger 3, heat pump heating capacity and Energy Efficiency Ratio is improved by improving evaporating temperature 2 DEG C.Solar panel 11, by inverter 12, so that received sunshine is changed into alternating current, and drives the motor of compressor 1, hot water circulating pump 3-1, axial flow blower 8; Thus realize the hot water function of winter air sun Multi-source heat pump hot water driving.
2, winter refrigeration circulation realizes defrosting: the compressor 1 of kind of refrigeration cycle drives high pressure, overheated gaseous fluorine Leon working medium, flow through four-way change-over valve 2, fin fluorine coil pipe absorber 4 working medium side, with the frost layer release exhaust sensible heat to fin surface, condensation latent heat, cross cold sensible heat and become high pressure, supercooled liquid freon working medium, then through check-valves 5, high-pressure reservoir 5-1, filter 6-1 enters throttling in expansion valve 6, flow through hot water heat exchanger 3 working medium side again, evaporate with the heat energy of absorption cycle hot water and become low pressure, overheated gaseous fluorine Leon working medium, and flow through four-way change-over valve 2 and gas-liquid separator 1-1, again attracted by compressor 1, form air-water kind of refrigeration cycle, axial flow blower 8 to flow through fin fluorine coil pipe absorber 4 compared with the opaco of Wind Volume drive environment air machine shell 9 outdoor, on the one hand by its fin to frost layer discharge high level heat, and hot water circulating pump 3-1 drives hot water to circulate between hot water heat exchanger 3 and boiler 3-3, think that hot water heat exchanger 3 provides evaporation institute calorific requirement, speculum 10 is arranged on the other hand by the opaco of casing of outdoor 9, reflected sunlight is to its frost layer, and more on the one hand by casing of outdoor 9 towards the transparent blade of sunny side disposed axle flow fan 8, transmission sunshine to its frost layer, thus by absorbing sunshine and defrosting, by above-mentioned kind of refrigeration cycle the heat circulation pump defrosting to frost layer in boiler 3-3, to realize efficient defrosting function in winter.The defrosting water that in defrosting process, fin fluorine coil pipe absorber 4 outer surface is formed is first in the bottom chassis downstream to casing of outdoor 9 according to gravity, then is continued to discharge casing of outdoor 9 downwards by drainpipe 7; Solar panel 11, by inverter 12, so that received sunshine is changed into alternating current, and drives the motor of compressor 1, hot water circulating pump 3-1, axial flow blower 8; Thus realize the defrosting function of winter air sun Multi-source heat pump hot water driving.
Compared with existing various forms of solar heat pump and water heating machine, air-source heat pump hot water product, technical advantage of the present invention is as follows:
1, the integrated design of solar energy fin black chamber absorber and air energy evaporator fin is realized: (1) is built by the fin crack of depth/width ratio more than 22 and absorbs the black chamber of solar energy; (2) by techniques such as surperficial blacking, desertification, oxidations, fin is improved to sunshine absorptivity, to improve fin black chamber blackness; (3) thermal performance such as fin fluorine coil pipe efficient allocation heat pump fluid and efficient circulation, heat exchange is kept; (4) by significantly improving the absorption heat flow density of multiple source evaporimeter, and thermo-compression evaporation temperature is improved.
2, building the air sun Multi-source heat pump hot water that evaporation heat is provided by two thermal source, improving heat pump heating capacity and Energy Efficiency Ratio by improving evaporating temperature: absorb air energy without during sunshine by fin, form air-source heat pump hot water; Have during sunshine and absorb solar energy by speculum, transparent blade, the black chamber of fin, and absorb air energy by fin, form air sun Multi-source heat pump hot water; Evaporation heat needed for heat pump cycle can be provided with the two thermal source of solar energy by air, improve evaporating temperature, and then improve heat pump heating capacity and Energy Efficiency Ratio.
3, Driven by Solar Energy operation of heat pump is utilized with efficient, cheap photothermal conversion form, the revolutionary its usage economy promoting solar heat pump and water heating machine: compare with poor efficiency, expensive solar panel photoelectric conversion form, utilize Driven by Solar Energy heat pump motor to run; The present invention, with efficient, cheap photothermal conversion form, utilizes Driven by Solar Energy Multi-source heat pump hot water to run; Thus the revolutionary economy promoting solar heat pump and water heating machine.
Because: (1) solar energy optical-thermal transformation efficiency, significantly improves with the decline of solar energy heating temperature; (2) law of conservation of energy, determines that heat pump heating capacity is the conjunction that compressor power input and evaporimeter absorb air and solar heat; (3) second law of thermodynamics, determines that solar energy thermal transition improves evaporating temperature and heat pump Energy Efficiency Ratio, thus reduces heat pump heating capacity ratio shared by compressor power input.
The present invention: (1) absorbs solar energy by speculum, transparent blade and the black chamber of fin, absorbs air energy by fin, realizes the integrated design of solar collector and air evaporator fin; (2) building air sun Multi-source heat pump hot water, improving heat pump heating capacity and Energy Efficiency Ratio by improving evaporating temperature; (3) utilize Driven by Solar Energy heat pump with efficient, cheap photothermal conversion form, reduce solar heat pump and water heating machine application threshold.
(4) accompanying drawing explanation
Accompanying drawing 1 is system flow chart of the present invention.
(5) detailed description of the invention
The air sun multiple source that the present invention proposes drives the embodiment of heat pump water-heating machine as shown in Figure 1, is now described as follows, and it is by the scroll compressor 1 of volume flow 53m3/h, the gas-liquid separator 1-1 of interface diameter 38.10mm, the four-way change-over valve 2 of interface diameter 38.10mm, the hot water heat exchanger 3 of heat exchange area 4m2, the hot water circulating pump 3-1 of flow 8m3/h, lift 15mH2O, the non-return valve 3-2 of interface diameter 50mm, the boiler 3-3 of volume 10m3, the filter 3-4 of interface diameter 50mm, length 1069mm, height 620mm, thickness 44mm, 2 row diameter 9.52mm red copper pipe box ripples window high-efficiency aluminum fin fluorine coil pipe absorber 4, the check-valves 5 of interface diameter 15.88mm, the high-pressure reservoir 5-1 of interface diameter 15.88mm, the expansion valve 6 of interface diameter 15.88mm, the filter 6-1 of interface diameter 15.88mm, the drainpipe 7 of interface diameter 20mm, the axial flow blower 8 of air quantity 20000m3/h, blast 60Pa, the casing of outdoor 9 of length 2050mm, height 1318mm, thickness 883mm, the aluminium sheet plane mirror 10 of length 4100mm, height 2636mm, thickness 5mm, the plane solar energy cell panel 11 of length 40m, height 3m, thickness 15mm, 220V, the composition such as inverter 12 grade of 50Hz, it is characterized in that: fluorine gas pipe is connected in series gas-liquid separator 1-1, compressor 1, four-way change-over valve 2, hot water heat exchanger 3 working medium side, fin fluorine coil pipe absorber 4, fluorine liquid pipe is connected in series hot water heat exchanger 3 working medium side and check-valves 5 thereof and connects with filter 6-1 the parallel component of expansion valve 6, high-pressure reservoir 5-1, fin fluorine coil pipe absorber 4 and check-valves 5 thereof are connected with filter 6-1 the parallel component of expansion valve 6, wherein the flow direction of each check-valves 5 deviates from connected hot water heat exchanger 3 working medium side or fin fluorine coil pipe absorber 4, composition freon heat pump fluid closed circuit, fin fluorine coil pipe absorber 4, axial flow blower 8, composition environment air loop, fin fluorine coil pipe absorber 4 vertical immediately below casing of outdoor 9 chassis of level is set, and its drainpipe 7 is set, composition off-premises station condensation draining circuit, hot water circulating pump 3-1 is connected in series non-return valve 3-2, hot water heat exchanger 3 hot water side, boiler 3-3, filter 3-4 by water pipe, composition hot water circulation heated loop, casing of outdoor 9 opaco arranges speculum 10, and the surface of speculum 10 is 0.9 to sunshine reflectivity, and the symmetry axis of speculum 10 is for being arranged vertically, and the opening of speculum 10 is towards Due South.The fin surface of fin fluorine coil pipe absorber 4 is 0.9 to sunshine absorptivity.The blade of axial flow blower 8 is 0.9 to sunshine transmitance.Casing of outdoor 9 is for being arranged vertically, and air flowing is towards Due South.Speculum 10 is plane mirror.The output electric wire of solar panel 11, is connected to the motor of compressor 1, hot water circulating pump 3-1, axial flow blower 8 by inverter 12.
During embodiment of the present invention four-season hot-water function, the scroll compressor 1 of volume flow 53m3/h drives high pressure, overheated gaseous fluorine Leon working medium, flow through four-way change-over valve 2, hot water heat exchanger 3 working medium side, release exhaust sensible heat under 60 DEG C of saturation temperatures, condensation latent heat, cross in the circulating hot water of cold sensible heat to 55 DEG C, become high pressure, supercooled liquid freon working medium, then through check-valves 5, high-pressure reservoir 5-1, filter 6-1 enters throttling in expansion valve 6, flow through fin fluorine coil pipe absorber 4 working medium side again, absorb 20 DEG C of surrounding air Lowlevel thermal energies and evaporate and become low pressure, overheated gaseous fluorine Leon working medium, and flow through four-way change-over valve 2 and gas-liquid separator 1-1, again attracted by compressor 1, form air-water heat pump cycle, and hot water circulating pump 3-1 drives hot water to flow through non-return valve 3-2, hot water heat exchanger 3 hot water side, boiler 3-3, filter 3-4, condenser heat in hot water heat exchanger 3 is disposed in hot water, with circulating-heating progressively heating mode the hot water in boiler 3-3 from ambient temperature to 55 DEG C.Axial flow blower 8 is to flow through fin fluorine coil pipe absorber 4 compared with the opaco of Wind Volume drive environment air machine shell 9 outdoor, the absorbing environmental air Lowlevel thermal energy by its fin on the one hand, speculum 10 is arranged on the other hand by the opaco of casing of outdoor 9, reflected sunlight is in its black chamber of desertification fin crack, and more on the one hand by casing of outdoor 9 towards the transparent blade of sunny side disposed axle flow fan 8, transmission sunshine in its black chamber of desertification fin crack, thus absorbs sunshine; By above-mentioned heat pump cycle, air sun composite thermal energy circulating pump is disposed in hot water, to realize hot water function to hot water heat exchanger 3; By improving evaporating temperature 2 DEG C, heat pump heating capacity being increased to 77.2kW from 73.3kW, improving 5.32%; Heat pump Energy Efficiency Ratio is increased to 4.22 from 4.05, improves 4.20%; Compressor 1 input power 18.30kW, hot water circulating pump 3-1 input power 0.5kW, axial flow blower 8 input power 1.90kW; Solar panel 11, by inverter 12, so that received sunshine is changed into 20.7kW alternating current, and drives the motor of compressor 1, hot water circulating pump 3-1, axial flow blower 8; Thus realize the hot water function of winter air sun Multi-source heat pump hot water driving.
Claims (6)
1. air sun multiple source drives a heat pump water-heating machine, and it is by compressor (1), gas-liquid separator (1-1), four-way change-over valve (2), hot water heat exchanger (3), hot water circulating pump (3-1), non-return valve (3-2), boiler (3-3), filter (3-4), fin fluorine coil pipe absorber (4), check-valves (5), high-pressure reservoir (5-1), expansion valve (6), filter (6-1), drainpipe (7), axial flow blower (8), casing of outdoor (9), speculum (10), solar panel (11), the compositions such as inverter (12), it is characterized in that: fluorine gas pipe is connected in series gas-liquid separator (1-1), compressor (1), four-way change-over valve (2), hot water heat exchanger (3) working medium side, fin fluorine coil pipe absorber (4), fluorine liquid pipe is connected in series hot water heat exchanger (3) working medium side and check-valves (5) thereof and connects with filter (6-1) parallel component of expansion valve (6), high-pressure reservoir (5-1), fin fluorine coil pipe absorber (4) and check-valves (5) thereof are connected with filter (6-1) parallel component of expansion valve (6), wherein the flow direction of each check-valves (5) deviates from connected hot water heat exchanger (3) working medium side or fin fluorine coil pipe absorber (4), composition freon heat pump fluid closed circuit, fin fluorine coil pipe absorber (4), axial flow blower (8), composition environment air loop, fin fluorine coil pipe absorber (4) vertical immediately below casing of outdoor (9) chassis of level is set, and its drainpipe (7) is set, composition off-premises station condensation draining circuit, hot water circulating pump (3-1) is connected in series non-return valve (3-2), hot water heat exchanger (3) hot water side, boiler (3-3), filter (3-4) by water pipe, composition hot water circulation heated loop, casing of outdoor (9) opaco arranges speculum (10), the surface of speculum (10) has high reflectance to sunshine, the symmetry axis of speculum (10) is for being arranged vertically, and the opening of speculum (10) is towards Due South.
2. drive heat pump water-heating machine according to air sun multiple source according to claim 1, it is characterized in that: the fin surface of fin fluorine coil pipe absorber (4) has higher absorption rate to sunshine.
3. drive heat pump water-heating machine according to air sun multiple source according to claim 1, it is characterized in that: the blade of axial flow blower (8) has comparatively high permeability to sunshine.
4. drive heat pump water-heating machine according to air sun multiple source according to claim 1, it is characterized in that: casing of outdoor (9) for being arranged vertically, and air flowing towards Due South or directly over.
5. according to speculum according to claim 5 (18), it is characterized in that: speculum (10) is plane mirror or parabolic mirror or composite parabolic speculum.
6. drive heat pump water-heating machine according to air sun multiple source according to claim 1, it is characterized in that: the output electric wire of solar panel (11), be connected to the motor of compressor (1), hot water circulating pump (3-1), axial flow blower (8) by inverter (12).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510473899.3A CN105004049A (en) | 2015-07-28 | 2015-07-28 | Heat pump water heater driven by air-solar hybrid source |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510473899.3A CN105004049A (en) | 2015-07-28 | 2015-07-28 | Heat pump water heater driven by air-solar hybrid source |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106440356A (en) * | 2016-08-31 | 2017-02-22 | 广州西奥多科技有限公司 | Photo-thermal heat pump water heater |
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| JPH04154510A (en) * | 1990-10-05 | 1992-05-27 | Nambu Electric Co Ltd | Selective packing device of egg |
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Application publication date: 20151028 |