CN111773890A - Solar regeneration solution dehumidification system and method based on electrowetting - Google Patents
Solar regeneration solution dehumidification system and method based on electrowetting Download PDFInfo
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- CN111773890A CN111773890A CN202010600189.3A CN202010600189A CN111773890A CN 111773890 A CN111773890 A CN 111773890A CN 202010600189 A CN202010600189 A CN 202010600189A CN 111773890 A CN111773890 A CN 111773890A
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- electrowetting
- solar
- solution
- storage tank
- dehumidification
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/0011—Heating features
- B01D1/0029—Use of radiation
- B01D1/0035—Solar energy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/0011—Heating features
- B01D1/0041—Use of fluids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S10/00—Solar heat collectors using working fluids
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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
- Y02E10/44—Heat exchange systems
Abstract
A solar regeneration solution dehumidification system and method based on electrowetting belong to the technical field of solution dehumidification systems, and are characterized in that: the solar energy power generation device comprises a solution dehumidification module, an electrowetting module and a solar energy regeneration power generation module which are connected with each other. The invention also discloses a dehumidification method thereof. The solar dehumidifying device takes solar radiation energy as a driving source to realize the regeneration of dehumidifying liquid, when air dehumidification is needed, the concentrated solution pump is started, the concentrated solution flows into the electrowetting dehumidifier from the concentrated solution storage tank, the dehumidifying efficiency of the treated air in the electrowetting environment is enhanced, and the humidity adjustment of the air is realized. The dehumidified dilute solution is pumped into the dilute solution storage tank by a dilute solution pump, and when the solar radiation is sufficient, the solar regenerative power generation module is started. Dilute solution flows into the solar regeneration generator from the liquid storage tank, regeneration of dehumidification liquid is achieved through solar heating evaporation and surface hydrophilicity enhancement and evaporation promotion by applying voltage, and the solution flows into the concentrated solution liquid storage tank after being concentrated.
Description
Technical Field
The invention belongs to the technical field of solution dehumidification systems, and particularly relates to an electrowetting solar regeneration solution dehumidification system and method.
Background
The solution dehumidification system is a dehumidification mode which utilizes the contact of air and saline solution and utilizes the surface partial pressure difference between water vapor in the air and concentrated solution to carry out dehumidification. The solution dehumidification system has the characteristics of higher air dehumidification, effective air purification, no environmental pollution, low power consumption and the like.
The electrowetting is a method for improving the dehumidification efficiency by applying an electric field to change the hydrophilic and hydrophobic characteristics (contact angle) of the solution attachment surface, thereby changing the flow characteristic of a liquid film.
Solar energy is taken as a renewable energy source which is free, environment-friendly and clean, the regeneration of the dehumidification liquid and the power supply of the electrowetting system are realized by utilizing the solar energy, and the important solutions for relieving the dehumidification energy consumption and the environmental problems are provided, so that the solar energy has important practical significance and application value for social development and effective utilization of renewable energy sources.
Therefore, the invention aims to combine the three technologies and further improve the dehumidification efficiency of the solution dehumidification system by using the electrowetting mode.
Disclosure of Invention
The invention aims to provide a solar regeneration solution dehumidification system and method based on electrowetting.
The utility model provides a solar energy regeneration solution dehumidification system based on electrowetting which characterized in that: the solar energy power generation device comprises an electrowetting dehumidifier, a dilute solution pump, a dilute solution liquid storage tank, a solar energy regeneration generator, a fan, an electrowetting plate, a water storage tank, a concentrated solution liquid storage tank, a concentrated solution pump, a condenser and a storage battery;
the electrowetting dehumidifier, the dilute solution pump, the dilute solution storage tank, the concentrated solution pump and the condenser form a solution dehumidifying module;
the electrowetting plate, the storage battery and the electrowetting dehumidifier form an electrowetting module;
the solar regenerative generator, the fan and the water storage tank form a solar regenerative power generation module;
the electrowetting dehumidifier is a heat-insulating solution dehumidifying device, copper wires are arranged on the surface of internal filler, a dielectric layer is arranged below the copper wires, and a silicon substrate is arranged below the dielectric layer; the internal structures of the electrowetting plate and the electrowetting dehumidifier are the same;
the outlet of the electrowetting dehumidifier is connected with the inlet of the dilute solution pump; the outlet of the dilute solution pump is connected with the inlet of the dilute solution storage tank, and the outlet of the dilute solution storage tank is connected with the inlet of the solar regenerative generator; the outlet of the solar regenerative generator is connected with the inlet of the concentrated solution storage tank, the electric quantity output end of the solar regenerative generator is connected with the input end of the storage battery, and the electric quantity output end of the storage battery is divided into two paths: one path is respectively connected with the copper wire and the silicon substrate of the electrowetting dehumidifier, and the other path is respectively connected with the copper wire and the silicon substrate of the electrowetting plate; the outlet of the concentrated solution storage tank is connected with the inlet of a concentrated solution pump, and the outlet of the concentrated solution pump is connected with the inlet of a condenser; the outlet of the condenser is connected with a spraying device above the electrowetting dehumidifier; the condensing shell of the solar regenerative generator is connected with the inlet of the water storage tank;
the fan is located on the side face of the solar regenerative generator.
2. The number of the fans is 3-5, and the fans are arranged in an equidistant mode.
3. The method for dehumidifying by the solar regeneration solution dehumidification system based on electrowetting is characterized by comprising the following steps: the method comprises the following steps:
in the daytime, dehumidification is not needed, solar radiation energy is sufficient, a dilute solution pump is started, and a solar regenerative power generation module is started to charge a storage battery; starting the electrowetting panel, starting the solution regeneration module, enabling a dilute solution to flow into the solar regenerative generator from the dilute solution storage tank, heating and evaporating by solar energy, blowing by a fan to enhance evaporation, enhancing surface hydrophilicity by applying voltage, increasing heat exchange area and mass transfer unit number, promoting generation and breakage of bubbles to achieve the purposes of promoting evaporation and enhancing regeneration capacity, enabling a concentrated solution obtained after concentration treatment of the solution to flow into the concentrated solution storage tank for storage, condensing evaporated water above the solar regenerative generator, and enabling the evaporated water to flow into a water storage tank;
at night, when dehumidification is needed, the solar regenerative power generation module does not work, the concentrated solution pump and the dilute solution pump are started, and the solution dehumidification module works. The storage battery is started, and the electrowetting module works. The concentrated solution pump sends the concentrated solution that has stored in the concentrated solution liquid storage pot into the condenser, flows into in the electrowetting dehumidifier after the cooling and dehumidifies the air handled, and the battery is carried the electric quantity for the electrowetting dehumidifier simultaneously, and the dilute solution after the dehumidification is sent into the dilute solution liquid storage pot by the dilute solution pump and is stored, and the battery is closed.
Drawings
FIG. 1 is a solar regeneration solution dehumidification system based on electrowetting, according to the present invention;
the device comprises a solution dehumidification module I, a solution dehumidification module II, an electrowetting template III, a solar regenerative power generation module 1, an electrowetting dehumidifier 2, a dilute solution pump 3, a dilute solution storage tank 4, a solar two-generation electric appliance 5, a fan 6, an electrowetting plate 7, a water storage tank 8, a concentrated solution storage tank 9, a concentrated solution pump 10, a cooler 11 and a storage battery.
Detailed Description
The invention is described in further detail below with reference to the following figures and examples:
the method for dehumidifying by the solar regenerated solution dehumidifying system based on electrowetting comprises the following steps:
1) in the daytime, when solar radiation energy is sufficient, the dilute solution pump is started, and the solar regenerative power generation module is started to charge the storage battery;
2) starting the electrowetting panel, starting the solution regeneration module, enabling the dilute solution to flow into the solar regeneration generator, heating and evaporating by solar energy, enhancing evaporation by blowing by a fan, enhancing surface hydrophilicity by applying voltage, increasing the heat transfer area and the number of mass transfer units, promoting the generation and the rupture of bubbles to achieve the purposes of promoting evaporation and enhancing regeneration capacity, and enabling the concentrated solution after the solution is concentrated to flow into a concentrated solution storage tank for storage;
3) starting a concentrated solution pump, starting a solution dehumidifying module, enabling a concentrated solution to flow into a cooler from a concentrated solution storage tank, enabling the cooled concentrated solution to flow into an electrowetting dehumidifier, improving hydrophilicity in an electrowetting environment, increasing the spreading degree of a liquid film, further increasing the heat-mass exchange area with the air to be treated, increasing the number of mass transfer units, improving the heat and mass transfer effects, achieving the purpose of strengthening air dehumidification, and enabling the concentrated solution to be changed into a dilute solution after absorbing moisture and to be pumped into a dilute solution storage tank by a dilute solution pump for storage;
when dehumidification is not needed in the daytime, the concentrated solution pump is closed, the solution dehumidification module does not work, the dilute solution pump is opened, the solar regenerative power generation module works to charge the storage battery, dilute solution flows into the solar regenerative power generation device from the dilute solution storage tank to complete regeneration, flows into the concentrated solution storage tank to be stored, and evaporated moisture is condensed above the solar regenerative power generation device and flows into the water storage tank.
When dehumidification is needed at night, the solar regenerative power generation module does not work, the concentrated solution pump and the dilute solution pump are started, the solution dehumidification module works, the concentrated solution pump sends the concentrated solution stored in the concentrated solution storage tank into the condenser, the concentrated solution flows into the electrowetting dehumidifier after being cooled to dehumidify the air to be treated, and the dehumidified dilute solution is sent into the dilute solution storage tank by the dilute solution pump to be stored.
Claims (3)
1. The utility model provides a solar energy regeneration solution dehumidification system based on electrowetting which characterized in that: the solar energy power generation system comprises an electrowetting dehumidifier (1), a dilute solution pump (2), a dilute solution storage tank (3), a solar energy regeneration generator (4), a fan (5), an electrowetting plate (6), a water storage tank (7), a concentrated solution storage tank (8), a concentrated solution pump (9), a condenser (10) and a storage battery (11);
the electrowetting dehumidifier (1), the dilute solution pump (2), the dilute solution storage tank (3), the concentrated solution storage tank (8), the concentrated solution pump (9) and the condenser (10) form a solution dehumidifying module (I);
the electrowetting plate (6), the storage battery (11) and the electrowetting dehumidifier (1) form an electrowetting module (II);
the solar regenerative power generator (4), the fan (5) and the water storage tank (7) form a solar regenerative power generation module (III);
the electrowetting dehumidifier (1) is a heat-insulating solution dehumidifying device, copper wires are arranged on the surface of internal packing, a dielectric layer is arranged below the copper wires, and a silicon substrate is arranged below the dielectric layer; the internal structure of the electrowetting plate (6) is the same as that of the electrowetting dehumidifier (1);
the outlet of the electrowetting dehumidifier (1) is connected with the inlet of the dilute solution pump (2); the outlet of the dilute solution pump (2) is connected with the inlet of the dilute solution storage tank (3), and the outlet of the dilute solution storage tank (3) is connected with the inlet of the solar regenerative generator (4); the outlet of the solar regenerative generator (4) is connected with the inlet of the concentrated solution storage tank (8), the electric quantity output end of the solar regenerative generator (4) is connected with the input end of the storage battery (11), and the electric quantity output end of the storage battery (11) is divided into two paths: one path is respectively connected with the copper wire and the silicon substrate of the electrowetting dehumidifier (1), and the other path is respectively connected with the copper wire and the silicon substrate of the electrowetting plate (6); the outlet of the concentrated solution storage tank (8) is connected with the inlet of a concentrated solution pump (9), and the outlet of the concentrated solution pump (9) is connected with the inlet of a condenser (10); the outlet of the condenser (10) is connected with a spraying device above the electrowetting dehumidifier (1); the condensing shell of the solar regenerative generator (4) is connected with the inlet of the water storage tank (7);
the fan (5) is positioned on the side surface of the solar regenerative generator (4).
2. The electrowetting-based solar regenerative solution dehumidification system of claim 1, wherein: the number of the fans (5) is 3-5, and the fans are arranged in an equidistant mode.
3. The method of dehumidification by an electrowetting-based solar regenerative solution dehumidification system of claim 1, wherein: the method comprises the following steps:
in the daytime, the solar radiation energy is sufficient, dehumidification is not needed, the dilute solution pump (2) is started, and the solar regenerative power generation module is started to charge the storage battery (11); starting the electrowetting panel (6), starting the solution regeneration module, enabling a dilute solution to flow into the solar regeneration generator (4) from the dilute solution storage tank (3), heating and evaporating by solar energy, blowing and enhancing evaporation by the fan (5), enhancing surface hydrophilicity by applying voltage, increasing the heat exchange area and the number of mass transfer units, promoting generation and rupture of bubbles to achieve the purposes of promoting evaporation and enhancing regeneration capacity, enabling a concentrated solution after concentration treatment of the solution to flow into the concentrated solution storage tank (8) for storage, condensing evaporated water above the solar regeneration generator, and enabling the water to flow into the water storage tank (7);
at night, when dehumidification is needed, the solar regenerative power generation module (III) does not work, the concentrated solution pump (9) and the dilute solution pump (2) are started, and the solution dehumidification module works; starting the storage battery (11), and operating the electrowetting module (II); concentrated solution that has been stored in concentrated solution liquid storage pot (8) is sent into condenser (10) in concentrated solution pump (9), flows into in electrowetting dehumidifier (1) after the cooling and dehumidifies the air that is handled, and battery (11) are carried electric quantity for electrowetting dehumidifier (1) simultaneously, and the weak solution after the dehumidification is sent into weak solution liquid storage pot (3) by weak solution pump (2) and is stored, and battery (11) are closed.
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Application publication date: 20201016 |