CN103225941A - Solar public cold and hot direct drinking water device - Google Patents
Solar public cold and hot direct drinking water device Download PDFInfo
- Publication number
- CN103225941A CN103225941A CN2013101724735A CN201310172473A CN103225941A CN 103225941 A CN103225941 A CN 103225941A CN 2013101724735 A CN2013101724735 A CN 2013101724735A CN 201310172473 A CN201310172473 A CN 201310172473A CN 103225941 A CN103225941 A CN 103225941A
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- water
- hot
- cold
- direct drinking
- boiler
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- 239000003651 drinking water Substances 0.000 title abstract description 11
- 235000020188 drinking water Nutrition 0.000 title abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 82
- 239000004065 semiconductor Substances 0.000 claims abstract description 39
- 238000001816 cooling Methods 0.000 claims abstract description 20
- 230000035622 drinking Effects 0.000 claims description 33
- 230000007246 mechanism Effects 0.000 claims description 28
- 238000007654 immersion Methods 0.000 claims description 20
- 230000001351 cycling effect Effects 0.000 claims description 9
- 235000020965 cold beverage Nutrition 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 235000012171 hot beverage Nutrition 0.000 claims description 3
- 230000005622 photoelectricity Effects 0.000 claims description 3
- 238000005057 refrigeration Methods 0.000 abstract description 8
- 238000006243 chemical reaction Methods 0.000 abstract description 6
- 230000005855 radiation Effects 0.000 abstract description 2
- 230000007547 defect Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000002699 waste material Substances 0.000 abstract 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001932 seasonal effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- 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
- Y02E10/50—Photovoltaic [PV] energy
-
- 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
- Y02E10/60—Thermal-PV hybrids
Abstract
The invention discloses a solar public cold and hot direct drinking water device. Aiming at the technical defects of energy waste caused by air-cooling radiation for the conventional semiconductor refrigeration, limitation on solar photoelectric conversion efficiency caused by high temperature and the like, a solar photoelectric conversion mode, a collected heat utilization mode and a semiconductor cold and hot co-production mode are combined into a whole, direct drinking water with different water temperature requirements is supplied to different people, and a pavilion type integrated design is performed to form a multifunctional public recreation facility capable of shading the sun and sheltering the rain. The device directly drives the semiconductor refrigeration through direct current generated by a solar photovoltaic photo-thermal integrated sun-shading plate so as to acquire cold direct drinking water; a circulating water path cools the hot end of a semiconductor refrigerating sheet, and recovers heat to preheat the direct drinking water in a primary hot water tank; and circulating water flowing through a heat collection channel of the solar photovoltaic photo-thermal integrated sun-shading plate further heats hot direct drinking water in a secondary hot water tank to raise the temperature, so that the semiconductor refrigeration efficiency and the comprehensive utilization efficiency of solar energy are improved, and the cold and hot direct drinking water is supplied to different people.
Description
Technical field
The present invention relates to the public cold and hot direct drinking device of a kind of solar energy booth formula, belong to solar energy utilization, refrigeration and power-saving technology.
Background technology
Continuous quickening along with Chinese Urbanization's and modernization, people are more and more higher to the requirement of the facility of infrastructure especially public place, this wherein, public direct drinking platform becomes the important component part of western developed country public infrastructure already with its health, safety, characteristics such as convenience-for-people.2010, the public direct drinking facility of Shanghai World's Fair as the convenience-for-people communal facility of health, really entered compatriots' the visual field for the first time on a large scale, has won the consistent of tourists from both home and abroad and has praised.Yet present most public places of China as tourist attraction, park, fair etc., still lack the public direct drinking facility of a cover safety, environmental protection, energy-conservation, fashion, hommization.Even if western developed country and domestic a handful of have the area of public direct drinking facility, its public drinking water system also only is the direct drinking that single temperature is provided by simple drinking fountain stand, be difficult to satisfy the demand of complicated crowd, also lack the scientific and technological stylishness and the human features of modernized infrastructure different water temperatures.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the invention provides the public cold and hot direct drinking device of a kind of solar energy booth formula, change the wind-cooling heat dissipating mode of conventional semiconductors refrigeration, with water-cooled circulation and carry out the recuperation of heat utilization, in conjunction with photovoltaic cogeneration of heat and power technology and heat utilization, solar energy photoelectric conversion, thermal-arrest utilization and semiconductor cold-hot coproduction are combined as a whole, the direct drinking that satisfies different water temperature demands is provided for outdoor public arena.
Technical scheme: for achieving the above object, the technical solution used in the present invention is:
The public cold and hot direct drinking device of a kind of solar energy comprises direct drinking feed mechanism, semiconductor cold-hot coproduction cycling mechanism and photovoltaic cogeneration of heat and power mechanism,
Described direct drinking feed mechanism comprises total water tank, water cooler, one-level boiler and secondary boiler, the delivery port of described total water tank inserts the water inlet of water cooler and one-level boiler respectively, the delivery port of described one-level boiler inserts the water inlet of secondary boiler, the delivery port of described water cooler connects cold drink head I, the delivery port hot drink head II of secondary boiler;
Described semiconductor cold-hot coproduction cycling mechanism comprises semiconductor chilling plate, cold junction water cooling heat exchanger and hot junction water-cooled closed circuit; Described cold junction water cooling heat exchanger closely contacts with the cold junction of semiconductor chilling plate, and described cold junction water cooling heat exchanger is arranged in the water cooler; Described hot junction water-cooled closed circuit comprises the loop that is connected to form by pipeline successively by water-cooled head, water-cooled water circulating pump, one-level immersion heat exchange coil and auxiliary fan-cooled radiator, described water-cooled head is arranged on the hot junction of semiconductor chilling plate, and described one-level immersion heat exchange coil is arranged in the one-level boiler;
Described photovoltaic cogeneration of heat and power mechanism comprises integrated sunshading board of photovoltaic and photothermal solar and secondary immersion heat exchange coil, the integrated sunshading board of described photovoltaic and photothermal solar comprises photovoltaic panel and thermal-arrest passage, described photovoltaic panel photoelectricity transforms the electric energy of generation as power supply, described thermal-arrest passage and secondary immersion heat exchange coil are connected to form the loop by pipeline and photo-thermal water circulating pump, and described secondary immersion heat exchange coil is arranged in the secondary boiler.
Said apparatus is when work, photovoltaic panel can be converted to solar energy the power supply of direct current of voltage regulation as whole device, be equipped with corresponding battery and controller and provide electric energy for the operation of whole device, be included as semiconductor chilling plate and pump, magnetic valve etc., allow whole device can break away from the civil power independent operating.The cold junction of semiconductor chilling plate passes to water in the water cooler with cold by the cold junction water cooling heat exchanger.The hot junction of semiconductor chilling plate is passed in the water-cooled closed circuit of hot junction by the water-cooled head, at first heat is passed to water in the one-level boiler by one-level immersion heat exchange coil, realizes that semiconductor chilling plate is cold-heat combined.Water in the one-level boiler flows into the secondary boiler, thermal-arrest passage and secondary immersion heat exchange coil further heat the water in the secondary boiler, make the temperature of the water in the secondary boiler be higher than the temperature of water in the one-level boiler, reduce semiconductor chilling plate hot junction water-cooled circulating water temperature, thereby guaranteed the efficient of semiconductor chilling plate.
Preferably, described hot junction water-cooled closed circuit is provided with temperature controller, and described auxiliary fan-cooled radiator is set side by side with a bypass; Described temperature controller carries out temperature detection and judges whether to be higher than setting threshold the water that one-level immersion heat exchange coil flows out: if be higher than setting threshold, then close bypass, open auxiliary fan-cooled radiator; Otherwise close auxiliary fan-cooled radiator, open bypass.Keying as for bypass and auxiliary fan-cooled radiator can realize by valve.
Preferably, described one-level boiler is positioned at the top of secondary boiler, and the water in the one-level water tank is by reentering certainly in the secondary water tank.Principle based on this structure realization, can one-level boiler and the processing of secondary boiler is as a whole, form two chambers realizations by dividing plate is set at vertical middle part, the chamber that wherein is positioned at the top is as the one-level boiler, and the chamber that is positioned at the below is as the secondary boiler.
Preferably, described cold junction water cooling heat exchanger is a finned heat exchanger, such as install the structure that ultra-thin aluminium fin forms additional outside copper tube.
Preferably, also comprise the booth building, direct drinking feed mechanism, semiconductor cold-hot coproduction cycling mechanism and photovoltaic cogeneration of heat and power mechanism all rely on the booth building to arrange.The integrated sunshading board of photovoltaic and photothermal solar can be directly as the booth building, hide the rain ceiling, this structure is carried out ingenious the combination with building structure with functional structure, the integrated photovoltaic that forming a kind of collection provides cold and hot direct drinking, sunshade leisure function such as to take shelter from rain is built.
Beneficial effect: the public cold and hot direct drinking device of solar energy provided by the invention, has following advantage: 1, in the semiconductor chilling plate refrigeration, recycle the heat radiation of semiconductor hot junction by the water-cooled closed circuit, when guaranteeing cooling piece efficient, the preheating normal-temperature water has improved energy utilization rate; 2, the direct current of photovoltaic panel generation can directly drive semiconductor chilling plate work, need not inversion; By recirculated water cooling solar panel, when improving the solar photoelectric conversion efficiency, Waste Heat Recovery can be heated drinking-water simultaneously, further improve energy utilization rate; 3, the semiconductor thermoelectric refrigeration circulation is combined as a whole with solar thermoelectric coproduction device, utilize the water route cycle arrangement to realize the high-efficiency comprehensive utilization of energy, and whole system is designed to the pavilion moulding of novel structure, when cold and hot direct drinking is provided, can play sunshade, the effect of taking shelter from rain, be combined into the multifunctional leisure communal facility.
Description of drawings
Fig. 1 is a structural representation of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is done further explanation.
Be illustrated in figure 1 as the public cold and hot direct drinking device of a kind of solar energy, comprise direct drinking feed mechanism, semiconductor cold-hot coproduction cycling mechanism, photovoltaic cogeneration of heat and power mechanism and booth building, described in detail with regard to each mechanism below.
Described direct drinking feed mechanism comprises total water tank 1, water cooler 2, one-level boiler 3 and secondary boiler 4, the delivery port of described total water tank 1 inserts the water inlet of water cooler 2 and one-level boiler 3 respectively, the delivery port of described one-level boiler 3 inserts the water inlet of secondary boiler 4, the delivery port of described water cooler 2 connects cold drink head I, the delivery port hot drink head II of secondary boiler 4.Wherein be provided with the A valve between the water inlet of the delivery port of total water tank 1 and water cooler 2, be provided with the B valve between the delivery port of total water tank 1 and the water inlet of one-level boiler 3, be provided with the C valve between the water inlet of the delivery port of one-level boiler 3 and secondary boiler 4.One-level boiler 3 and secondary boiler 4 are by being provided with dividing plate 16 at the vertical middle part of a big water tank, big water tank cavity volume is divided into two annular seal spaces to be realized, the annular seal space that wherein is positioned at the top is as one-level boiler 3, the annular seal space that is positioned at the below is as secondary boiler 4, and the water in the one-level water tank 3 is by reentering certainly in the secondary water tank 4.
Described semiconductor cold-hot coproduction cycling mechanism comprises semiconductor chilling plate 5, cold junction water cooling heat exchanger 7 and hot junction water-cooled closed circuit.Described cold junction water cooling heat exchanger 7 closely contacts with the cold junction of semiconductor chilling plate 5, and described cold junction water cooling heat exchanger 7 is arranged in the water cooler 2; Described cold junction water cooling heat exchanger 7 is a finned heat exchanger, is specially and installs ultra-thin aluminium fin structure additional outside copper tube.Described hot junction water-cooled closed circuit comprises the loop that is connected to form by pipeline successively by water-cooled 6, water-cooled water circulating pump 8, one-level immersion heat exchange coil 14 and auxiliary fan-cooled radiator 10, is set side by side with a bypass with auxiliary fan-cooled radiator 10; Described hot junction water-cooled closed circuit is provided with temperature controller 11, the water that 11 pairs of one-level immersions of described temperature controller heat exchange coil 14 flows out carries out temperature detection and judges whether to be higher than setting threshold: if be higher than setting threshold, then close bypass, open auxiliary fan-cooled radiator 10; Otherwise close auxiliary fan-cooled radiator 10, open bypass; The keying of described bypass is by 13 controls of D valve, and the keying of described auxiliary fan-cooled radiator 10 is by 12 controls of E valve.Described water-cooled 6 is arranged on the hot junction of semiconductor chilling plate 5, and described one-level immersion heat exchange coil 14 is arranged in the one-level boiler 3.Described water-cooled 6 is the aluminum water-cooling head.
Described photovoltaic cogeneration of heat and power mechanism comprises integrated sunshading board 17 of photovoltaic and photothermal solar and secondary immersion heat exchange coil 15, the integrated sunshading board 17 of described photovoltaic and photothermal solar comprises photovoltaic panel and thermal-arrest passage, the electric energy that described photovoltaic panel photoelectricity transforms is as power supply, energy is stored in the battery 19, and controller 18 discharges and recharges control; Described thermal-arrest passage and secondary immersion heat exchange coil 15 are connected to form the loop by pipeline and photo-thermal water circulating pump 9, and described secondary immersion heat exchange coil 15 is arranged in the secondary boiler 4.
Described direct drinking feed mechanism, semiconductor cold-hot coproduction cycling mechanism and photovoltaic cogeneration of heat and power mechanism all rely on the booth building to arrange, wherein the integrated sunshading board 17 of photovoltaic and photothermal solar is as the ceiling of booth building, photovoltaic panel is positioned at the top, the thermal-arrest passage is positioned at the below of photovoltaic panel, and the recirculated water in the thermal-arrest passage can be lowered the temperature to photovoltaic panel.
Said apparatus turns to design concept with safety, environmental protection, energy-conservation, fashion, human nature, heating with Driven by Solar Energy semiconductor joint refrigeration is technical characteristic, turns to the public drinking water system of a cover of target design with the integral body of photovoltaic/light-heat integration device, solar energy booth formula drinking fountain stand.This system is at existing simple in structure, the small and exquisite advantage of semiconductor cooling device, but the energy dissipation of employing wind-cooling heat dissipating and high temperature are to the technological deficiencies such as restriction of solar energy photoelectric conversion efficient, creatively with circulation be coupled semiconductor cold-hot coproduction and photovoltaic cogeneration system, solar energy photoelectric conversion and semiconductor refrigerating efficient have been promoted, for this drinking-water system provides the direct drinking of cold and hot two kinds of different temperatures, satisfy the needs of different crowd, Various Seasonal.On this basis, solar panel and drinking fountain stand are designed to incorporate booth formula direct drinking facility, demonstrate fully the trend of modern communal facility energy-saving and environmental protection, hommization, be with a wide range of applications and market.
The above only is a preferred implementation of the present invention; be noted that for those skilled in the art; under the prerequisite that does not break away from the principle of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (5)
1. public cold and hot direct drinking device of solar energy is characterized in that: comprise direct drinking feed mechanism, semiconductor cold-hot coproduction cycling mechanism and photovoltaic cogeneration of heat and power mechanism,
Described direct drinking feed mechanism comprises total water tank (1), water cooler (2), one-level boiler (3) and secondary boiler (4), the delivery port of described total water tank (1) inserts the water inlet of water cooler (2) and one-level boiler (3) respectively, the delivery port of described one-level boiler (3) inserts the water inlet of secondary boiler (4), the delivery port of described water cooler (2) connects cold drink head I, the delivery port hot drink head II of secondary boiler (4);
Described semiconductor cold-hot coproduction cycling mechanism comprises semiconductor chilling plate (5), cold junction water cooling heat exchanger (7) and hot junction water-cooled closed circuit; Described cold junction water cooling heat exchanger (7) closely contacts with the cold junction of semiconductor chilling plate (5), and described cold junction water cooling heat exchanger (7) is arranged in the water cooler (2); Described hot junction water-cooled closed circuit comprises the loop that is connected to form by pipeline successively by water-cooled head (6), water-cooled water circulating pump (8), one-level immersion heat exchange coil (14) and auxiliary fan-cooled radiator (10), described water-cooled head (6) is arranged on the hot junction of semiconductor chilling plate (5), and described one-level immersion heat exchange coil (14) is arranged in the one-level boiler (3);
Described photovoltaic cogeneration of heat and power mechanism comprises integrated sunshading board of photovoltaic and photothermal solar (17) and secondary immersion heat exchange coil (15), the integrated sunshading board of described photovoltaic and photothermal solar (17) comprises photovoltaic panel and thermal-arrest passage, described photovoltaic panel photoelectricity transforms the electric energy of generation as power supply, described thermal-arrest passage and secondary immersion heat exchange coil (15) are connected to form the loop by pipeline and photo-thermal water circulating pump (9), and described secondary immersion heat exchange coil (15) is arranged in the secondary boiler (4).
2. the public cold and hot direct drinking device of solar energy according to claim 1 is characterized in that: described hot junction water-cooled closed circuit is provided with temperature controller (11), and described auxiliary fan-cooled radiator (10) is set side by side with a bypass; Described temperature controller (11) carries out temperature detection and judges whether to be higher than setting threshold the water that one-level immersion heat exchange coil (14) flows out: if be higher than setting threshold, then close bypass, open auxiliary fan-cooled radiator (10); Otherwise close auxiliary fan-cooled radiator (10), open bypass.
3. the public cold and hot direct drinking device of solar energy according to claim 1, it is characterized in that: described one-level boiler (3) is positioned at the top of secondary boiler (4), and the water in the one-level water tank (3) is by reentering certainly in the secondary water tank (4).
4. the public cold and hot direct drinking device of solar energy according to claim 1 is characterized in that: described cold junction water cooling heat exchanger (7) is a finned heat exchanger.
5. the public cold and hot direct drinking device of solar energy according to claim 1 is characterized in that: also comprise the booth building, direct drinking feed mechanism, semiconductor cold-hot coproduction cycling mechanism and photovoltaic cogeneration of heat and power mechanism all rely on the booth building to arrange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310172473.5A CN103225941B (en) | 2013-05-10 | 2013-05-10 | Solar public cold and hot direct drinking water device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310172473.5A CN103225941B (en) | 2013-05-10 | 2013-05-10 | Solar public cold and hot direct drinking water device |
Publications (2)
| Publication Number | Publication Date |
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| CN103225941A true CN103225941A (en) | 2013-07-31 |
| CN103225941B CN103225941B (en) | 2015-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310172473.5A Expired - Fee Related CN103225941B (en) | 2013-05-10 | 2013-05-10 | Solar public cold and hot direct drinking water device |
Country Status (1)
| Country | Link |
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| CN (1) | CN103225941B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103615828A (en) * | 2013-11-28 | 2014-03-05 | 杭州东城电子有限公司 | Environment-friendly and energy-saving heating and cooling combined box |
| CN104362974A (en) * | 2014-11-28 | 2015-02-18 | 吴兆流 | Solar combined heat energy and cold energy supplying system |
| CN104545443A (en) * | 2013-10-11 | 2015-04-29 | 余伟文 | Air water-supply tea tray with dual-condensation function |
| CN105286445A (en) * | 2013-10-22 | 2016-02-03 | 德化县丽德家居用品有限公司 | Tea tray with water tank |
| CN106766344A (en) * | 2016-11-29 | 2017-05-31 | 珠海格力电器股份有限公司 | Semiconductor electronic refrigerating system and the net water dispenser with it |
| CN107421162A (en) * | 2017-04-25 | 2017-12-01 | 东南大学 | A kind of double heat pumps and control method of hybrid power driving UTILIZATION OF VESIDUAL HEAT IN |
| CN107477910A (en) * | 2017-09-11 | 2017-12-15 | 河海大学常州校区 | A kind of instant ice cream cold-keeping device based on semiconductor refrigerating |
| CN109567409A (en) * | 2018-12-28 | 2019-04-05 | 厦门理工学院 | Intelligent tea table based on tealeaves storage |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104545443A (en) * | 2013-10-11 | 2015-04-29 | 余伟文 | Air water-supply tea tray with dual-condensation function |
| CN104545443B (en) * | 2013-10-11 | 2017-01-04 | 德化县丽德家居用品有限公司 | Air water supply tea tray with dual condensation |
| CN105286445A (en) * | 2013-10-22 | 2016-02-03 | 德化县丽德家居用品有限公司 | Tea tray with water tank |
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| CN103615828A (en) * | 2013-11-28 | 2014-03-05 | 杭州东城电子有限公司 | Environment-friendly and energy-saving heating and cooling combined box |
| CN104362974A (en) * | 2014-11-28 | 2015-02-18 | 吴兆流 | Solar combined heat energy and cold energy supplying system |
| CN106766344A (en) * | 2016-11-29 | 2017-05-31 | 珠海格力电器股份有限公司 | Semiconductor electronic refrigerating system and the net water dispenser with it |
| CN107421162A (en) * | 2017-04-25 | 2017-12-01 | 东南大学 | A kind of double heat pumps and control method of hybrid power driving UTILIZATION OF VESIDUAL HEAT IN |
| CN107477910A (en) * | 2017-09-11 | 2017-12-15 | 河海大学常州校区 | A kind of instant ice cream cold-keeping device based on semiconductor refrigerating |
| CN109567409A (en) * | 2018-12-28 | 2019-04-05 | 厦门理工学院 | Intelligent tea table based on tealeaves storage |
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| Publication number | Publication date |
|---|---|
| CN103225941B (en) | 2015-01-28 |
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