CN216863700U

CN216863700U - Solar-driven seawater desalination device for preparing direct drinking water

Info

Publication number: CN216863700U
Application number: CN202220386498.XU
Authority: CN
Inventors: 李朝林; 徐东川; 王文辉; 苏闯建
Original assignee: Shenzhen Graduate School Harbin Institute of Technology
Current assignee: Shenzhen Graduate School Harbin Institute of Technology
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-07-01
Anticipated expiration: 2032-02-24

Abstract

The utility model provides a solar-driven seawater desalination device for preparing direct drinking water, which comprises a floating plate, a desalinated water collector, a transparent light source, porous foam carbon, a quartz glass window, an ultraviolet lamp, an inverter, a storage battery, a solar panel, a solar controller and a heat insulation material, wherein the porous foam carbon comprises a lower surface of the porous foam carbon and an upper surface of the porous foam carbon, the transparent light source is arranged in a groove of the desalinated water collector, the porous foam carbon is positioned under the transparent light source, and the transparent light source side is fixedly connected with the ultraviolet lamp, so that the solar-driven seawater desalination device has the advantages that: porous carbon foam is used as a photothermal conversion material, so that the seawater interface evaporation driven by solar energy is realized; a solar photovoltaic power generation system is used for supplying power to an ultraviolet disinfection lamp, and the ultraviolet lamp irradiates steam generated by surface water film evaporation and interface evaporation of the photothermal conversion material, so that efficient killing of microorganisms is realized; the device efficiently obtains direct drinking water from seawater by utilizing solar energy on the premise of no consumption of electric energy, fossil energy and the like.

Description

Solar-driven seawater desalination device for preparing direct drinking water

Technical Field

The utility model belongs to the technical field of seawater desalination equipment, and particularly relates to a solar-driven seawater desalination device for preparing direct drinking water.

Background

The problem of shortage of fresh water resources is a major global crisis, compared with a reverse osmosis seawater desalination technology and a distillation seawater desalination technology, because solar energy is inexhaustible, a seawater desalination method driven by solar energy does not consume fossil energy, a new approach is provided for green solution of the problem of shortage of water resources, the solar-driven interface evaporation seawater desalination technology (photo-thermal seawater desalination technology) can convert solar energy into heat and is limited at an evaporation interface, the evaporation process is generated at the interface of liquid and gas, and the solar-driven interface evaporation seawater desalination technology has more advantages compared with other solar-driven seawater desalination technologies, however, how to improve the photo-thermal conversion efficiency and the evaporation rate of a solar interface evaporator to further realize efficient production of desalinated water and simultaneously inactivate microorganisms in seawater to obtain direct drinking water is still a challenge for human beings, and the photo-thermal conversion material is used for realizing seawater transportation, seawater transportation and distillation, In order to further improve the efficiency of desalination of seawater by solar-driven interfacial evaporation, researchers developed various photothermal conversion materials, such as metal nanoparticles, metal oxides, various carbon-based materials, polymers, semiconductors, biomass hydrogels, etc., which exhibit strong photothermal conversion capability under solar irradiation based on the principles of plasmon resonance or electron transition. Particularly, the porous carbon-based material has high photo-thermal conversion efficiency, and can inhibit the generation of crystalline salt in the seawater desalination process, thereby showing excellent interface evaporation seawater desalination performance.

The microorganisms in the sea bring great threat to the health of human beings, the interface seawater evaporation temperature of the existing equipment is usually not higher than 50 ℃, the temperature can not effectively kill the marine microorganisms, in the existing interface evaporation seawater desalination system, the seawater desalination efficiency is mostly improved by improving the photothermal conversion material, and fewer interface evaporation seawater desalination devices can effectively kill the microorganisms in the seawater and efficiently obtain direct drinking water.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems that the photothermal conversion material in the conventional interface evaporation seawater desalination device has low seawater desalination efficiency and poor salt crystallization resistance of an evaporation surface, microorganisms in seawater cannot be effectively killed in the evaporation process, and the desalinated water as direct drinking water brings potential threats to human health, the utility model provides the solar-driven seawater desalination device for preparing the direct drinking water, and the direct drinking water can be efficiently obtained by only utilizing solar energy.

The technical scheme adopted by the utility model for solving the technical problem is as follows: the utility model provides a solar drive sea water desalination device for straight drinking water preparation, includes and floats board, desalination water collector, passes through illumination, porous foamy carbon, quartz glass window, ultraviolet lamp, dc-to-ac converter, battery, solar cell panel, solar control ware and thermal insulation material, porous foamy carbon includes porous foamy carbon lower surface and porous foamy carbon upper surface, pass through the illumination setting in the groove of desalination water collector, porous foamy carbon is located and passes through under the illumination, pass through illumination side fixedly connected with ultraviolet lamp.

According to a preferable technical scheme, the middle of the floating plate is provided with an opening, porous foamy carbon is fixedly connected inside the opening, a heat insulation material is fixedly connected below the porous foamy carbon, a desalinated water collector, a light transmission device, an inverter, a storage battery, a solar cell panel and a solar controller are fixedly connected above the floating plate, and the porous foamy carbon is used as a photo-thermal conversion material to realize solar-driven seawater interface evaporation.

According to a preferable technical scheme of the utility model, an opening suitable for an ultraviolet lamp is formed in the side face with light transmittance, a quartz glass window is hermetically connected inside the opening, the solar cell panel is electrically connected with a solar controller, the solar controller is electrically connected with a storage battery, the storage battery is electrically connected with an inverter, the inverter is electrically connected with the ultraviolet lamp, the ultraviolet lamp is powered by a solar photovoltaic power generation system, and the ultraviolet lamp irradiates to realize efficient killing of microorganisms.

The utility model has the following advantages: porous carbon foam is used as a photo-thermal conversion material, so that the seawater interface evaporation is driven by solar energy; a solar photovoltaic power generation system is used for supplying power to an ultraviolet disinfection lamp, and the ultraviolet lamp irradiates steam generated by surface water film evaporation and interface evaporation of the photothermal conversion material, so that efficient killing of microorganisms is realized; the device utilizes solar energy to efficiently obtain direct drinking water from seawater on the premise of no consumption of electric energy, fossil energy and the like.

Drawings

Fig. 1 is a flow chart of the operation of a solar-driven seawater desalination plant for direct drinking water preparation according to a preferred embodiment of the present invention.

Description of reference numerals: 1. a floating plate; 2. a desalted water collector; 3. light is transmitted; 4. a porous carbon foam; 41. a porous carbon foam lower surface; 42. a porous carbon foam upper surface; 5. a quartz glass window; 6. an ultraviolet lamp; 7. an inverter; 8. a storage battery; 9. a solar panel; 10. A solar controller; 11. an insulating material.

Detailed Description

The utility model will be further explained with reference to the drawings.

Referring to fig. 1, the solar-driven seawater desalination device for preparing direct drinking water comprises a floating plate 1, a desalinated water collector 2, a transparent light source 3, porous foamy carbon 4, a quartz glass window 5, an ultraviolet lamp 6, an inverter 7, a storage battery 8, a solar panel 9, a solar controller 10 and a heat insulating material 11, wherein the porous foamy carbon 4 comprises a porous foamy carbon lower surface 41 and a porous foamy carbon upper surface 42, the transparent light source 3 is arranged in a groove of the desalinated water collector 2, the porous foamy carbon 4 is positioned under the transparent light source 3, the ultraviolet lamp 6 is fixedly connected to the side surface of the transparent light source 3, the porous foamy carbon 4 is used for absorbing solar energy and heating and evaporating seawater, the ultraviolet lamp 6 can be used for sterilizing seawater and saving energy.

Wherein, the middle of the floating plate 1 is fixedly connected with porous foam carbon 4, the middle of the floating plate 1 is provided with open pores matched with the porous foam carbon 4, the top of the heat insulation material 11 is fixedly connected with the porous foam carbon 4, and the upper part of the floating plate 1 is fixedly connected with a desalinated water collector 2, a transparent light 3, an inverter 7, a storage battery 8, a solar cell panel 9 and a solar controller 10.

Wherein, the printing opacity shines 3 and has ultraviolet lamp 6 through the trompil joint, and the trompil middle seal has quartz glass window 5, the use of the device of being convenient for, and 6 electric connection of ultraviolet lamp have dc-to-

ac converter

7, and 7 electric connection of dc-to-ac converter have the

battery

8, and 8 electric connection of battery have

solar controller

10, and 10 electric connection of solar controller has solar cell panel 9, is convenient for supply power to ultraviolet lamp 6.

Specifically, when the porous foam carbon lower surface 41 is contacted with the heat insulation material 11 wetted by seawater, seawater on the upper surface of the heat insulation material 11 can be transported to the porous foam carbon upper surface 42 through capillary force to form a water film, when sunlight irradiates the porous foam carbon 4 through the transparent light 3, the porous foam carbon 4 can convert light energy into heat energy, the heat energy heats the water on the porous foam carbon upper surface 42 to evaporate the water to generate steam, the steam overflows from the porous foam carbon upper surface 42 and rises to the transparent light 3, the ultraviolet lamp 6 irradiates the steam to sterilize microorganisms, the ultraviolet lamp 6 irradiates the photothermal conversion material to evaporate the surface water film to sterilize the microorganisms, the steam contacts the transparent light 3 to condense to generate desalinated water, the desalinated water is collected by the desalinated water collector 2, the quartz glass window 5 has good ultraviolet light transmittance, and is favorable for efficient sterilization of the microorganisms, the solar cell panel 9 is used for converting solar photons into electric energy, the solar controller 10 is used for controlling the state of the whole system, and meanwhile, the solar cell panel has a protection effect on overcharge and overdischarge of the storage battery 8, the storage battery 8 mainly has the functions of storing electricity and discharging, storing the electric energy converted by the solar cell panel 9, and converting direct current electric energy into alternating current electric energy through the inverter 7 to supply power for the ultraviolet lamp 6.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention.

Other parts of the utility model not described in detail are prior art and are not described in detail herein.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a solar drive sea water desalination device for straight drinking water preparation, a serial communication port, including floating board (1), desalination water collector (2), printing opacity (3), porous foam carbon (4), quartz glass window (5), ultraviolet lamp (6), inverter (7), battery (8), solar cell panel (9), solar control ware (10) and thermal insulation material (11), porous foam carbon (4) are including porous foam carbon lower surface (41) and porous foam carbon upper surface (42), printing opacity (3) set up in the groove of desalination water collector (2), porous foam carbon (4) are located under printing opacity (3), printing opacity (3) side fixedly connected with ultraviolet lamp (6).

2. The solar-driven seawater desalination device for preparing direct drinking water as claimed in claim 1, wherein the floating plate (1) is provided with an opening in the middle, porous foam carbon (4) is fixedly connected inside the opening, a heat insulating material (11) is fixedly connected below the porous foam carbon (4), and a desalinated water collector (2), a transparent light (3), an inverter (7), a storage battery (8), a solar panel (9) and a solar controller (10) are fixedly connected above the floating plate (1).

3. The solar-driven seawater desalination device for preparing direct drinking water as claimed in claim 1, wherein the side of the transparent illumination (3) is provided with an opening suitable for an ultraviolet lamp (6), the inside of the opening is hermetically connected with a quartz glass window (5), the solar panel (9) is electrically connected with a solar controller (10), the solar controller (10) is electrically connected with a storage battery (8), the storage battery (8) is electrically connected with an inverter (7), and the inverter (7) is electrically connected with the ultraviolet lamp (6).