CN101144284A - Solar energy photovoltaic direct current air water fetching device - Google Patents

Solar energy photovoltaic direct current air water fetching device Download PDF

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Publication number
CN101144284A
CN101144284A CNA2007100471599A CN200710047159A CN101144284A CN 101144284 A CN101144284 A CN 101144284A CN A2007100471599 A CNA2007100471599 A CN A2007100471599A CN 200710047159 A CN200710047159 A CN 200710047159A CN 101144284 A CN101144284 A CN 101144284A
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China
Prior art keywords
direct current
water
links
fetching
solar
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Pending
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CNA2007100471599A
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Chinese (zh)
Inventor
张鹏
周圆
王如竹
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Shanghai Jiaotong University
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Shanghai Jiaotong University
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Priority to CNA2007100471599A priority Critical patent/CN101144284A/en
Publication of CN101144284A publication Critical patent/CN101144284A/en
Pending legal-status Critical Current

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Abstract

The present invention relates to a solar photovoltaic direct current air water intake device. The present invention comprises a solar power supply system, a box body assembly and a battery, and the box body assembly comprises a refrigeration system, an air water intake apparatus and a box body, the solar power supply system is respectively connected with the battery and the direct current compressor of a refrigeration system through a controller, the refrigeration system and the air water intake apparatus are arranged in the box body, and a master switch is arranged on the outer wall of the box body. When the solar radiation is sufficient, a solar battery board converts the received sunlight radiant energy into direct current power for outputting, and the direct current compressor drives the refrigeration system to operate, and the redundant power is stored to the battery; when the solar radiation intensity is not strong or in the rainy weather, the direct current power converted by the solar battery board is less than the consumption of the system, and the power in the battery is released for maintaining the normal system operation. The present invention applies the photovoltaic direct current compression refrigeration technology to the air water intake system, thereby, the refrigeration coefficient is high, the water intake rate is high, the continuous operation time is long without sunshine, and the present invention can be applied in the areas lacking of water and electricity but sufficient in sunshine.

Description

Solar energy photovoltaic direct current air water fetching device
Technical field
The present invention relates to a kind of solar energy photovoltaic direct current air water fetching device, is a kind of air water fetching device that utilizes solar energy as drive power source.
Background technology
Along with the rapid growth of global population, human to the also rapid increase of the demand of fresh water, and just not too abundant originally freshwater resources are suffering under environment pollution and the irrational utilization double blow, seem more rare.But, guarantee human exactly again all the movable prerequisites of water supply.Progress and development of science and technology along with society, human place (as the desert) activity in the freshwater resources shortage is more and more frequent, these activities all be unable to do without the supply guarantee of fresh water, therefore, how effectively to obtain fresh water, become a human difficult problem of worrying and need badly solution jointly in the place that lacks fresh water.Except the freshwater resources that exist naturally, the steam that is contained in air also can become the important source of freshwater resources, so air water-intaking also becomes current research hot issue.
On the other hand, solar energy be a kind of sustainable use, the energy that not only cleans but also grow on trees.Solar refrigeration have season matching good (weather is warm more, solar radiation is good more, system's refrigerating capacity is big more), characteristics such as pollution-free and operating cost is low, few and environment pollution serious day by day today at fossil fuel storage, the research of solar refrigeration and utilize work more and more to be subjected to common people's concern and attention.
The research of current solar refrigerating device aspect, in the majority with absorption type refrigerating, thermoelectric refrigeration and compressed steam kind of refrigeration cycle principle three.Wherein, adsorbed solar refrigerating plant and thermoelectric (al) type solar refrigerating device owing to the restriction of technical factor, exist coefficient of refrigerating performance to hang down and wait deficiency, and the adsorbed solar refrigerating plant also exists comparatively heaviness of equipment, the shortcoming of system reliability difference; And the solar refrigerating device of compressed steam kind of refrigeration cycle principle, a kind of scheme is with inverter the direct current that solar cell produces to be transformed into alternating current to drive common refrigerating plant, because this type of solar refrigerating device needs current inverter, so structure is comparatively complicated, current inversion has also caused certain electric energy loss simultaneously; Also have a kind of scheme be exactly involved in the present invention to drive with solar cell the refrigerating plant of direct current compressor be housed, and be equipped with annex such as battery to guarantee the operation of night, rainy weather.
Through the literature search of prior art is found, Chinese patent publication number CN2669100, open day be 2005.01.05, patent name is: a kind of photovoltaic driving refrigerating plant, its only as a kind of with the refrigerating plant of solar energy as drive power source; Also have Chinese patent publication number CN2416139, open day is 2001.01.24, and patent name is: device for fetching water from air, only as a kind of independent water fetching device, specifically do not consider refrigeration system with its coupling yet; Chinese patent publication number CN1485506 in addition, open day is 2004.03.31, patent name is: water gaining apparatus of refrigerating and condensing air with semiconductor powered by solar energy is a kind of photovoltaic thermoelectric cooling principle of utilizing, and carries out the device of dewfall method air water-intaking.Although this technology has advantages such as volume is little, in light weight, easy to carry than absorption type refrigerating and vapour compression refrigeration, this technology refrigerating efficiency is low, and the water intaking weak effect does not possess all the time according to the ability of moving continuously.
Summary of the invention
The objective of the invention is at the deficiencies in the prior art, design provides a kind of solar energy photovoltaic direct current air water fetching device, it is had do not need inverter, coefficient of refrigerating performance height, water intaking rate height, all the time according to advantages such as continuous operating time are long.
For realizing this purpose, the present invention utilizes solar energy as drive power source, novel device for fetching water from air and up-to-date photovoltaic DC Refrigeration Technique are combined, the solar energy photovoltaic direct current air water fetching device that provides comprises: solar electric power supply system, casing assembly and battery, the casing assembly comprises refrigeration system, device for fetching water from air and casing, solar electric power supply system links to each other with the direct current compressor of battery and refrigeration system respectively by controller, refrigeration system and device for fetching water from air are located in the casing, are provided with master switch on the outer wall of casing.When solar radiation was abundant, solar panel can be converted into direct current energy output with the solar radiation that receives, and direct current compressor makes refrigeration system work, and the controller control system is stored into unnecessary electric weight in the battery; During little or rainy weather, the direct current energy that solar panel transformed is less than all consumption of system when intensity of solar radiation, and controller control electricity of accumulator discharges to keep system normally to be moved.
Concrete structure of the present invention is as follows:
Solar energy photovoltaic direct current air water fetching device is made of solar electric power supply system, casing assembly and battery, wherein,
Described solar electric power supply system comprises: solar panel, master switch, controller, and solar panel links to each other with controller by master switch, and controller links to each other with the direct current compressor of refrigeration system in battery and the casing assembly respectively.
Described casing assembly comprises: refrigeration system, device for fetching water from air and casing, refrigeration system and device for fetching water from air are located in the casing, are provided with the master switch of solar electric power supply system on the outer wall of casing.
In the described device for fetching water from air, the blower fan first links to each other with tube-sheet type air backheating device, and tube-sheet type air backheating device links to each other with device for fetching water from, and device for fetching water from links to each other with blower fan second, and blower fan second links to each other with tube-sheet type air backheating device.
Described device for fetching water from comprises evaporimeter, water collector and discharging valve, and evaporimeter links to each other with water collector, and water collector is below evaporimeter, and browser at the bottom of the catchment is provided with discharging valve; In the housing of described evaporimeter, laterally evenly distributed some heat transfer red copper light pipes vertically are arranged alternately corrugated water plate and the corrugated deflection plate of coagulating.
In the described refrigeration system, direct current compressor links to each other with condenser, and condenser links to each other with device for drying and filtering, and device for drying and filtering links to each other with throttling arrangement, and throttling arrangement links to each other with evaporimeter in the device for fetching water from, and evaporimeter links to each other with direct current compressor; The temp probe of temperature controller is placed on the device for fetching water from inboard, and temperature controller links to each other with direct current compressor.
Throttling arrangement of the present invention can adopt capillary tube or expansion valve.
Casing of the present invention can be made of heat insulation layer and outer wall radiation protective layer.
During apparatus of the present invention work, solar electric power supply system, casing assembly, device for fetching water from air co-ordination under the logic control of controller and temperature controller.
When solar radiation is more abundant, solar panel receives the solar radiation energy, is translated into direct current energy output, dc powered direct current compressor (DC compressor), make refrigeration system work, controller just control system is stored into unnecessary electric weight in the middle of the battery.
When intensity of solar radiation during little or rainy weather, because the direct current energy that solar panel transformed is less than all consumption of system, controller just will be stored in electricity of accumulator and discharge to keep system and normally move.
Connect master switch under the situation of electric weight abundance, if the temperature in the evaporimeter is higher than the temperature value that temperature controller is set, direct current compressor starts, and refrigeration system is started working.After the refrigerant gas of HTHP is compressed, in condenser, be condensed into liquid, flow through then device for drying and filtering, throttling arrangement, the air that enters after evaporimeter and the precooling carries out heat exchange, absorbed the low-temperature low-pressure refrigerant of air heat, come back to direct current compressor, be compressed into the gas of HTHP once more, so the continuous reciprocation cycle of cold-producing medium.Cooled air flows to the water collector from evaporimeter and separates, condensate water is collected after discharging valve is emitted, the air of separating is got back to the outside air that the regenerator precooling enters system through blower fan, outside air is under the driving of blower fan, carry out precooling through tube-sheet type air backheating device earlier, enter evaporimeter then and further lower the temperature, so the continuous reciprocation cycle of air.
Casing of the present invention comprises heat insulation layer and outer wall radiation protective layer.The heat insulation layer insulation, radiation protective layer is to cause unnecessary energy loss in order to reduce sunshine direct projection system.
The present invention adopts the photovoltaic of band battery to drive refrigerating plant, though the increase of installation weight is inevitable, the technology maturation of this device is reliable, and raw material obtain more or less freely, make also fairly simplely, and it is high and all the time according to the ability of operation continuously to have a coefficient of refrigerating performance.
The present invention applies to photovoltaic DC compression refrigeration technology in the air water-intaking system, the system that is integrated into has does not need inverter, refrigeration system is reliable, coefficient of refrigerating performance is high, all the time according to advantages such as continuous operating time are long, not only can be applicable to the city and carry out air water-intaking, also can be widely used in lack of water, short of electricity but sun-drenched area, as island, desert area.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Among Fig. 1,1 is solar electric power supply system, and 2 is the casing assembly, and 3 is direct current compressor, 4 is temperature controller, and 5 is refrigeration system, and 6 is blower fan second, 7 is device for fetching water from air, and 8 is tube-sheet type air backheating device, and 9 is the blower fan first, 10 is casing, and 11 is device for fetching water from, and 12 is throttling arrangement, 13 is device for drying and filtering, and 14 is condenser, and 15 is solar panel, 16 is master switch, and 17 is controller, and 18 is battery.
Fig. 2 is a device for fetching water from structural representation of the present invention.
Among Fig. 2,6 is blower fan second, and 8 is tube-sheet type air backheating device, and 9 is the blower fan first, and 11 is device for fetching water from, and 19 is evaporimeter, and 20 is the corrugated water plate that coagulates, and 21 is corrugated deflection plate, and 22 is evaporator shell, and 23 are heat transfer red copper light pipe, and 24 is water collector, and 25 is discharging valve.
The specific embodiment
Below in conjunction with drawings and Examples technical scheme of the present invention is further described.
The solar energy photovoltaic direct current air water fetching device structure that the present invention's design provides comprises: solar electric power supply system 1, casing assembly 2, battery 18 as shown in Figure 1.
Described solar electric power supply system 1 comprises: solar panel 15, master switch 16, controller 17, solar panel 15 is connected with master switch 16, master switch 16 is connected with controller 17, controller 17 links to each other with battery 18, and controller 17 links to each other with the direct current compressor 3 of refrigeration system in the casing assembly 2 simultaneously.Need accept solar radiant energy because of solar panel 15, whole experimental bench is located at outdoor.
Described casing assembly 2 comprises: refrigeration system 5, device for fetching water from air 7, casing 10, refrigeration system 5 and device for fetching water from air 7 are located in the casing 10, are provided with the master switch 16 of solar electric power supply system on the outer wall of the back side of casing 10.
Described device for fetching water from air 7 comprises: device for fetching water from 11, blower fan first 9, tube-sheet type air backheating device 8, blower fan second 6, blower fan first 9 links to each other with tube-sheet type air backheating device 8 by copper pipe, tube-sheet type air backheating device 8 links to each other with device for fetching water from 11 by copper pipe, device for fetching water from 11 links to each other with blower fan second 6 by copper pipe, and blower fan second 6 links to each other with tube-sheet type air backheating device 8 by copper pipe.
Described refrigeration system 5 comprises: direct current compressor 3, temperature controller 4, evaporimeter 19, throttling arrangement 12, device for drying and filtering 13, condenser 14, direct current compressor 3 and condenser 14 link to each other by copper pipe, condenser 14 and device for drying and filtering 13 link to each other by copper pipe, device for drying and filtering 13 and throttling arrangement 12 link to each other by copper pipe, throttling arrangement 12 links to each other by copper pipe with evaporimeter in the device for fetching water from 11, and the evaporimeter in the device for fetching water from 11 and direct current compressor 3 link to each other by copper pipe.The temp probe of temperature controller 4 is placed on evaporimeter 11 inboards, and temperature controller 4 and direct current compressor 3 link to each other by electric wire.Direct current compressor 3, device for drying and filtering 13, throttling arrangement 12 all are located at the outside of casing 10, and device for fetching water from 11 is located at the inboard of casing 10.
Described throttling arrangement 12 is capillary tube or expansion valve.
Described casing 10 comprises: heat insulation layer and outer wall radiation protective layer.
Described device for fetching water from 11 structures and connected mode thereof are as shown in Figure 2, device for fetching water from 11 comprises: evaporimeter 19, water collector 24, discharging valve 25, evaporimeter 19 links to each other with water collector 24 by copper pipe, and water collector 24 is provided with discharging valve 25 in the bottom of water collector 24 below evaporimeter 19.
Wherein, described evaporimeter 19 comprises: corrugated water plate 20, corrugated deflection plate 21, evaporator shell 22 and the heat transfer red copper light pipe 23 of coagulating.In the evaporator shell 22, laterally evenly distributed some heat transfer red copper light pipes 23 vertically are arranged alternately corrugated water plate 20 and the corrugated deflection plate 21 of coagulating.
The course of work of the present invention and operating principle are: solar electric power supply system 1, casing assembly 2, device for fetching water from air 7 co-ordination under the logic control of controller 17 and temperature controller 4, whole system can be located in the rectangular shelf of steel structure, white rain visor is all being pasted in around the shelf and top, is used for hiding rain and blocks the direct projection of sunshine to system.Lower shelves is provided with wheel, to make things convenient for moving of refrigerating plant.
Solar panel 15 receives the radiant energy of sunshines, is translated into direct current energy, the required electric energy of the parts such as fan (except the temperature controller 4) of direct current compressor 3, controller 17, condenser 14 all thus solar cell provide.Master switch 16 is used for cutting off the power supply of whole refrigerating plant when not using refrigerating plant of the present invention.
When solar radiation is more abundant, solar panel 15 receives the solar radiation energy, be translated into direct current energy output, dc powered direct current compressor 3, make refrigeration system work, controller 17 just control system is stored into unnecessary electric weight in the middle of the battery 18, if this moment, battery 18 was full of, and then controller 17 cancellation charging actions.
Little or the rainy weather when intensity of solar radiation, because the direct current energy that solar panel 15 is transformed is less than all consumption of system, controller 17 just will be stored in electric energy in the battery 18 and discharge to keep system and normally move, if electric weight arrives and sets lower limit in the battery 18 at this moment, controller 17 cancellation discharging actions, direct current compressor 3 is closed.
Connect master switch 16 under the situation of electric weight abundance, if the temperature in the evaporimeter 19 is higher than the temperature value that temperature controller 4 is set, direct current compressor 3 starts, and refrigeration system is started working.After the refrigerant gas of HTHP is compressed by direct current compressor 3, in condenser 14, be condensed into liquid, device for drying and filtering 13 back of flowing through then is the liquid (generally being the gas-liquid two-phase cold-producing medium that has a small amount of flash steam) of low-pressure low-temperature by the throttling step-down in throttling arrangement 12, afterwards cold-producing medium in shell and tube evaporator 19 with precooling after air carry out heat exchange, cold-producing medium is walked tube side, air is walked shell side, cold-producing medium absorbs the heat of air by explosive evaporation, thereby the temperature of air is constantly reduced, absorbed the low-temperature low-pressure refrigerant of air heat, come back to direct current compressor 3, be compressed into the gas of HTHP once more, the continuous reciprocation cycle of cold-producing medium like this, and the air after being cooled flows to from evaporimeter 19 and separates the water collector 24, after condensate water is collected in water collector 24, emit through discharging valve 25, and the air of separating is got back to the outside air that 8 precoolings of tube-sheet type air backheating device enter system through blower fan second 6, outside air is under the driving of blower fan first 9, carry out precooling through tube-sheet type air backheating device 8 earlier, temperature reduces, water capacity is improved relatively, enter evaporimeter 19 then and further lower the temperature, so the continuous reciprocation cycle of air.
When the temperature in the evaporimeter 19 has arrived the lowest temperature value of setting, temperature controller 4 will cut off the power supply of direct current compressor 3, after a period of time, and when the temperature recovery in the evaporimeter 19 during to the temperature upper limit set, temperature controller 4 is connected the power supply of direct current compressor 3, and refrigeration system is task again.
Casing 10 comprises heat insulation layer and outer wall radiation protective layer.The heat insulation layer insulation, radiation protective layer is to cause unnecessary energy loss in order to reduce sunshine direct projection system.
Solar energy photovoltaic direct current air water fetching device of the present invention is pressed novel air device for fetching water and photovoltaic DC The contraction refrigeration technique combines, and does not need inverter, have the system reliable, coefficient of refrigerating performance is high, all the time according to The advantages such as continuous operating time is long can be widely used in lack of water, short of electricity but sun-drenched area, as the island, Desert area.

Claims (4)

1. a solar energy photovoltaic direct current air water fetching device is made of solar electric power supply system (1), casing assembly (2) and battery (18), it is characterized in that:
In the described solar electric power supply system (1), solar panel (15) links to each other with controller (17) by master switch (16), and controller (17) links to each other with the direct current compressor (3) of refrigeration system in battery (18) and the casing assembly (2) respectively;
Described casing assembly (2) comprising: refrigeration system (5), device for fetching water from air (7) and casing (10), and refrigeration system (5) and device for fetching water from air (7) are located in the casing (10), are provided with the master switch (16) of solar electric power supply system on the outer wall of casing (10); Wherein,
In the described device for fetching water from air (7), blower fan first (9) links to each other with tube-sheet type air backheating device (8), tube-sheet type air backheating device (8) links to each other with device for fetching water from (11), and device for fetching water from (11) links to each other with blower fan second (6), and blower fan second (6) links to each other with tube-sheet type air backheating device (8);
In the described refrigeration system (5), direct current compressor (3) links to each other with condenser (14), condenser (14) links to each other with device for drying and filtering (13), device for drying and filtering (13) links to each other with throttling arrangement (12), throttling arrangement (12) links to each other with evaporimeter (19) in the device for fetching water from (11), and evaporimeter (19) links to each other with direct current compressor (3); The temp probe of temperature controller (4) is placed on device for fetching water from (11) inboard, and temperature controller (4) links to each other with direct current compressor (3).
2. according to the solar energy photovoltaic direct current air water fetching device of claim 1, it is characterized in that described device for fetching water from (11) comprises evaporimeter (19), water collector (24) and discharging valve (25), evaporimeter (19) links to each other with water collector (24), water collector (24) is in the below of evaporimeter (19), and water collector (24) bottom is provided with discharging valve (25); In the housing (22) of described evaporimeter (19), laterally evenly distributed some heat transfer red copper light pipes (23) vertically are arranged alternately corrugated water plate (20) and the corrugated deflection plate (21) of coagulating.
3. according to the solar energy photovoltaic direct current air water fetching device of claim 1, it is characterized in that described throttling arrangement (12) is capillary tube or expansion valve.
4. according to the solar energy photovoltaic direct current air water fetching device of claim 1, it is characterized in that described casing (10) is made of heat insulation layer and outer wall radiation protective layer.
CNA2007100471599A 2007-10-18 2007-10-18 Solar energy photovoltaic direct current air water fetching device Pending CN101144284A (en)

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Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101890917A (en) * 2009-05-21 2010-11-24 通用汽车环球科技运作公司 The system and method that is used for the heating and cooling vehicle
CN102031804A (en) * 2011-01-02 2011-04-27 刘方旭 Drinking water produced by air through full natural energy utilization and replacement method thereof
CN102061721A (en) * 2010-12-03 2011-05-18 无锡市产山印刷有限公司 Water generator
CN102620368A (en) * 2012-04-10 2012-08-01 上海电力学院 Multifunctional solar water production preservation air-conditioning device
CN103669480A (en) * 2013-12-30 2014-03-26 南京航空航天大学 Solar water-taking device
CN103821198A (en) * 2014-03-14 2014-05-28 北京工业大学 Solar energy driving bionic cold surface air condensation and water production system
CN105089103A (en) * 2015-08-24 2015-11-25 上海理工大学 Movable solar air water taking system
CN108797702A (en) * 2018-05-09 2018-11-13 上海理工大学 A kind of solar air water fetching device
CN110081496A (en) * 2019-04-08 2019-08-02 浙江碳银互联网科技有限公司 A kind of circulation model of composite air source heat pump system
CN110081497A (en) * 2019-04-08 2019-08-02 浙江碳银互联网科技有限公司 A kind of control method of heat pump system
CN110130440A (en) * 2019-05-28 2019-08-16 上海交通大学 The compression device for fetching water from air of Driven by Solar Energy
CN110186509A (en) * 2019-05-31 2019-08-30 首都师范大学 A kind of agricultural land soil soil moisture content pre-alarming device
CN110747941A (en) * 2019-11-12 2020-02-04 上海卫星装备研究所 Portable solar-driven air water taking device

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101890917A (en) * 2009-05-21 2010-11-24 通用汽车环球科技运作公司 The system and method that is used for the heating and cooling vehicle
CN102061721A (en) * 2010-12-03 2011-05-18 无锡市产山印刷有限公司 Water generator
CN102031804A (en) * 2011-01-02 2011-04-27 刘方旭 Drinking water produced by air through full natural energy utilization and replacement method thereof
CN102620368A (en) * 2012-04-10 2012-08-01 上海电力学院 Multifunctional solar water production preservation air-conditioning device
CN103669480A (en) * 2013-12-30 2014-03-26 南京航空航天大学 Solar water-taking device
CN103669480B (en) * 2013-12-30 2015-02-04 南京航空航天大学 Solar water-taking device
CN103821198A (en) * 2014-03-14 2014-05-28 北京工业大学 Solar energy driving bionic cold surface air condensation and water production system
CN105089103A (en) * 2015-08-24 2015-11-25 上海理工大学 Movable solar air water taking system
CN108797702A (en) * 2018-05-09 2018-11-13 上海理工大学 A kind of solar air water fetching device
CN110081496A (en) * 2019-04-08 2019-08-02 浙江碳银互联网科技有限公司 A kind of circulation model of composite air source heat pump system
CN110081497A (en) * 2019-04-08 2019-08-02 浙江碳银互联网科技有限公司 A kind of control method of heat pump system
CN110130440A (en) * 2019-05-28 2019-08-16 上海交通大学 The compression device for fetching water from air of Driven by Solar Energy
CN110186509A (en) * 2019-05-31 2019-08-30 首都师范大学 A kind of agricultural land soil soil moisture content pre-alarming device
CN110747941A (en) * 2019-11-12 2020-02-04 上海卫星装备研究所 Portable solar-driven air water taking device

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Open date: 20080319