CN105148688A - Novel solar solution coupling regeneration system - Google Patents

Novel solar solution coupling regeneration system Download PDF

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Publication number
CN105148688A
CN105148688A CN201510508256.8A CN201510508256A CN105148688A CN 105148688 A CN105148688 A CN 105148688A CN 201510508256 A CN201510508256 A CN 201510508256A CN 105148688 A CN105148688 A CN 105148688A
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solution
solar energy
valve
solution tank
input port
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CN201510508256.8A
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Chinese (zh)
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尤为
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Wuxi Epic Technology Co Ltd
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Wuxi Epic Technology Co Ltd
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Priority to CN201510508256.8A priority Critical patent/CN105148688A/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

Abstract

The invention discloses a novel solar solution coupling regeneration system. The system comprises a solar cell provided with a cooling coil inside, a solar heat collecting regenerator, a first solution tank, a second solution tank, a third solution tank, a first valve, a second valve, a sunlight sensor, a controller, a heat exchanger provided with a solution coil inside, a first anti-corrosion solution pump, a second anti-corrosion solution pump, an electrodialysis regenerator and a storage battery, wherein the electrodialysis regenerator comprises a regeneration chamber and a dilution chamber. The system has greater energy saving advantages in the running mode of sunny days, nights or rainy days; a to-be-regenerated dehumidification solution is preheated with heat emitted during running of the solar cell, and the regeneration efficiency of the solar heat collecting regenerator can be improved; the system can store energy by using low-valley low-price power at night, so that the power load difference between peaks and valleys can be relieved, and the system economy can be improved.

Description

A kind of new type solar energy solution coupling regenerative system
Technical field
The present invention relates to technical field of solar, particularly a kind of new type solar energy solution coupling regenerative system.
Background technology
Existing air dewetting has the following mode: compression dehumidification mode: cooled by air compressing, namely the aqueous vapor in air condenses into water again.The water of condensation is got rid of heating again and can obtain the air of low humidity.But compression dehumidifying this mode be only suitable for little air quantity, low dew point dehumidifying, compression power expense larger; Chemical de-moisture mode: such as solid type adsorbent, liquid-type adsorbent; Liquid-type adsorbent forms Major Systems by dehumidifier, regenerator and circulating pump, and when air contacts with the absorbing liquid sprayed in dehumidifier, the moisture content in air is absorbed by solution and dehumidifies, then cools the condensation absorption heat because absorption produces by cooling coil; Absorb the solution of moisture content, be pumped into regenerator by solution circulation, contact with the regeneration air heated by heat(ing) coil, the water evaporates in solution is also with outside regeneration air discharge chamber, therefore in regenerator, the concentration of solution improves, and sends into dehumidifier once again by circulating pump.Liquid-type adsorbent needs to control solution concentration for solution properties, otherwise easily causes circulating pump to damage or spray nozzle clogging; Need regular replenishment, change solution; Setup fee is high, and maintenance expense is high.
Air dewetting is refrigeration air-conditioner and the wet key controlled of environment heat.And solution dehumidifying air-conditioning system is a kind of air-conditioning mode of the great potential based on liquid desiccant dehumidifying technology.For solution dehumidifying air-conditioning system, the regeneration extensively adopted at present uses heat-driven.Heat energy required in regenerative process can obtain from the thermal source of less than 100 DEG C that temperature is relatively low, and therefore this regeneration can use regenerative resource, such as solar energy, geothermal energy, industrial exhaust heat, used heat etc.Solar energy is a kind of energy-conserving and environment-protective, has the regenerative resource of remarkable economic results in society, but, solar energy solution hot recycling mode but depends critically upon the situation of surrounding environment, under the weather conditions of high temperature or high humidity, the dehumidification solution obtained after only using solar energy to regenerate solution can not meet the demand of dehumidifying.On the other hand, solar energy is a kind of interval, the discontinuous energy, uses solar energy to be not enough to the steady demand meeting air-conditioning and dehumidifying.
Application number is a kind of regenerative device of solution for solution deep dehumidification system of 201210538700.7, this device utilizes heat exchanger to heat dehumidification solution, solution preprocessor is utilized tentatively to regenerate dehumidification solution afterwards, improve the concentration of film regenerator regeneration room and diluting compartment import solution, thus improve the regeneration effect of film regenerator, final acquisition may be used for the high concentration dehumidification solution of solution deep dehumidification system.But the stability worked under hot and humid weather is still poor.
Summary of the invention
Technical problem to be solved by this invention overcomes the deficiencies in the prior art and provides a kind of new type solar energy solution coupling regenerative system, no matter under the operational mode of fine day, or under night, overcast and rainy operational mode, the present invention has larger power savings advantages.
The present invention is for solving the problems of the technologies described above by the following technical solutions:
According to a kind of new type solar energy solution coupling regenerative system that the present invention proposes, establish in comprising the solar cell of cooling coil, solar energy heating regenerator, the first solution tank, the second solution tank, the 3rd solution tank, the first valve, the second valve, sunshine sensor, controller, in be provided with heat exchanger, the first anticorrosion dissolving liquid pump, the second anticorrosion dissolving liquid pump, Ion-exchange device, the battery of solution coil pipe; Described Ion-exchange device comprises regeneration room, diluting compartment; Wherein,
Heat transfer medium in heat exchanger is from the cooling coil of solar-energy photo-voltaic cell, the delivery outlet of the first solution tank is connected with the input port of the solution coil pipe in heat exchanger by the first valve, the delivery outlet of solution coil pipe is connected with the solution input port of solar energy heating regenerator, the solution delivery outlet of solar energy heating regenerator is connected with the input port of regeneration room by the first anticorrosion dissolving liquid pump, the delivery outlet of the first solution tank is by the second valve, first anticorrosion dissolving liquid pump is connected with the input port of regeneration room, the delivery outlet of regeneration room is connected with the input port of the second solution tank, the electric current that solar cell produces exports accumulators store to, the current output terminal of battery is connected with the both positive and negative polarity of Ion-exchange device, the delivery outlet of diluting compartment is connected with the input port of the 3rd solution tank, the delivery outlet of the 3rd solution tank is connected with the input port of diluting compartment by the second anticorrosion dissolving liquid pump,
Sunshine sensor is for measuring the light intensity of sunshine and being exported to controller; Controller is used for, when the light intensity of reception is greater than the minimum intensity of light threshold value of fair weather on default daytime, controlling the first valve open, the second valve closing; When the light intensity received is less than or equal to the minimum intensity of light threshold value of fair weather on default daytime, control the second valve open, the first valve closing.
As the further prioritization scheme of a kind of new type solar energy solution coupling regenerative system of the present invention, described default daytime, the minimum intensity of light threshold value of fair weather was 10000lux-20000lux.
As the further prioritization scheme of a kind of new type solar energy solution coupling regenerative system of the present invention, described battery is cadmium-nickel accumulator.
As the further prioritization scheme of a kind of new type solar energy solution coupling regenerative system of the present invention, the model of described sunshine sensor is HAD-PHZD.
As the further prioritization scheme of a kind of new type solar energy solution coupling regenerative system of the present invention, described controller is FPGA.
The present invention adopts above technical scheme compared with prior art, has following technique effect:
(1) no matter under the operational mode of fine day, or under night, overcast and rainy operational mode, the present invention has larger power savings advantages;
(2) heat distributed when utilizing solar cell to run carries out preheating to needing the dehumidification solution of regeneration, can improve the regeneration efficiency of solar energy heating regenerator;
(3) utilize cooling water to cool solar cell surface, the reduction of solar cell surface temperature can improve the generating efficiency of solar cell;
(4) this system can utilize night dip low-price electricity to carry out accumulation of energy, thus alleviates electric load peak-valley difference, and reaches the object improving system economy.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Reference numeral in figure is interpreted as: 1-solar cell, 2-solar energy heating regenerator, 3-first valve, 4-second valve, 5-heat exchanger, 6-first anticorrosion dissolving liquid pump, 7-second anticorrosion dissolving liquid pump, 8-battery, the anode of 9-Ion-exchange device, the negative electrode of 10-Ion-exchange device, 11-blower fan.
Detailed description of the invention
Below in conjunction with accompanying drawing, technical scheme of the present invention is described in further detail:
As shown in Figure 1, a kind of new type solar energy solution coupling regenerative system, establish in comprising the solar cell 1 of cooling coil, solar energy heating regenerator 2, first solution tank, the second solution tank, the 3rd solution tank, the first valve 3, second valve 4, sunshine sensor, controller, in be provided with heat exchanger 5, first anticorrosion dissolving liquid pump 6, second anticorrosion dissolving liquid pump 7, Ion-exchange device, the battery 8 of solution coil pipe; Described Ion-exchange device comprises regeneration room, diluting compartment; Wherein,
Heat transfer medium in heat exchanger is from the cooling coil of solar-energy photo-voltaic cell, the delivery outlet of the first solution tank is connected with the input port of the solution coil pipe in heat exchanger by the first valve, the delivery outlet of solution coil pipe is connected with the solution input port of solar energy heating regenerator, the solution delivery outlet of solar energy heating regenerator is connected with the input port of regeneration room by the first anticorrosion dissolving liquid pump, the delivery outlet of the first solution tank is by the second valve, first anticorrosion dissolving liquid pump is connected with the input port of regeneration room, the delivery outlet of regeneration room is connected with the input port of the second solution tank, the electric current that solar cell produces exports accumulators store to, the current output terminal of battery and the anode 9 of Ion-exchange device, negative electrode 10 connects, the delivery outlet of diluting compartment is connected with the input port of the 3rd solution tank, the delivery outlet of the 3rd solution tank is connected with the input port of diluting compartment by the second anticorrosion dissolving liquid pump, blower fan 11 blasts air in solar energy heating regenerator,
Sunshine sensor is for measuring the light intensity of sunshine and being exported to controller; Controller is used for, when the light intensity of reception is greater than the minimum intensity of light threshold value of fair weather on default daytime, controlling the first valve open, the second valve closing; When the light intensity received is less than or equal to the minimum intensity of light threshold value of fair weather on default daytime, control the second valve open, the first valve closing.
Described default daytime, the minimum intensity of light threshold value of fair weather was 10000lux-20000lux.
Described battery is cadmium-nickel accumulator.
The model of described sunshine sensor is HAD-PHZD.
Described controller is FPGA
Native system operation principle is as follows, can run under 2 kinds of different patterns:
1) when fine day, the control that in solar energy coupling regenerative system, the second valve receives controller is in closed condition, and the first valve is in opening. regenerative process is as follows: flow through heat exchanger from the weak solution of the first solution tank by the first valve and cooling water carries out heat exchange (intensification), weak solution after heat exchange flows into solar energy heating regenerator and carries out heat and mass (tentatively regenerating) with the air from environment, flow into afterwards in the regeneration room of Ion-exchange device and also regenerate further to required concentration, concentrated solution after regeneration flows into the second solution tank and stores.
2) at night or rainy weather, the control of via controller in solar energy coupling regenerative system, second valve is in opening, first valve is then in closed condition. and regenerative process is as follows: to be flowed directly into by the second valve from the weak solution of the first solution tank in the regeneration room of Ion-exchange device and regenerate, until required concentration, the concentrated solution after regeneration flows into the second solution tank and stores.Solar energy coupling regenerative system has the following advantages: the heat distributed when 1. utilizing solar cell to run carries out preheating to needing the dehumidification solution of regeneration, can improve the regeneration efficiency of solar energy heating regenerator; 2. solution temperature raising can corresponding raising Ion-exchange device regeneration efficiency and reduce the energy ezpenditure of Ion-exchange device; 3. utilize cooling water to cool solar cell surface, the reduction of solar cell surface temperature can improve the generating efficiency of solar cell.
Present system efficiently utilizes the complementarity of photovoltaic and photo-thermal, achieves the comprehensive utilization to solar energy, and still can regenerate dehumidification solution under hot and humid weather conditions stability and high efficiency.Meanwhile, this system can also utilize night dip low-price electricity to carry out accumulation of energy, thus alleviates electric load peak-valley difference, and reaches the object improving system economy.
Above embodiment is only and technological thought of the present invention is described, can not limit protection scope of the present invention for this reason, and every technological thought proposed according to the present invention, any change that technical scheme basis is done, all falls within scope.

Claims (5)

1. a new type solar energy solution coupling regenerative system, it is characterized in that, establish in comprising the solar cell of cooling coil, solar energy heating regenerator, the first solution tank, the second solution tank, the 3rd solution tank, the first valve, the second valve, sunshine sensor, controller, in be provided with heat exchanger, the first anticorrosion dissolving liquid pump, the second anticorrosion dissolving liquid pump, Ion-exchange device, the battery of solution coil pipe; Described Ion-exchange device comprises regeneration room, diluting compartment; Wherein,
Heat transfer medium in heat exchanger is from the cooling coil of solar-energy photo-voltaic cell, the delivery outlet of the first solution tank is connected with the input port of the solution coil pipe in heat exchanger by the first valve, the delivery outlet of solution coil pipe is connected with the solution input port of solar energy heating regenerator, the solution delivery outlet of solar energy heating regenerator is connected with the input port of regeneration room by the first anticorrosion dissolving liquid pump, the delivery outlet of the first solution tank is by the second valve, first anticorrosion dissolving liquid pump is connected with the input port of regeneration room, the delivery outlet of regeneration room is connected with the input port of the second solution tank, the electric current that solar cell produces exports accumulators store to, the current output terminal of battery is connected with the both positive and negative polarity of Ion-exchange device, the delivery outlet of diluting compartment is connected with the input port of the 3rd solution tank, the delivery outlet of the 3rd solution tank is connected with the input port of diluting compartment by the second anticorrosion dissolving liquid pump,
Sunshine sensor is for measuring the light intensity of sunshine and being exported to controller; Controller is used for, when the light intensity of reception is greater than the minimum intensity of light threshold value of fair weather on default daytime, controlling the first valve open, the second valve closing; When the light intensity received is less than or equal to the minimum intensity of light threshold value of fair weather on default daytime, control the second valve open, the first valve closing.
2. a kind of new type solar energy solution coupling regenerative system according to claim 1, is characterized in that, described default daytime, the minimum intensity of light threshold value of fair weather was 10000lux-20000lux.
3. a kind of new type solar energy solution coupling regenerative system according to claim 1, it is characterized in that, described battery is cadmium-nickel accumulator.
4. a kind of new type solar energy solution coupling regenerative system according to claim 1, it is characterized in that, the model of described sunshine sensor is HAD-PHZD.
5. a kind of new type solar energy solution coupling regenerative system according to claim 1, it is characterized in that, described controller is FPGA.
CN201510508256.8A 2015-08-19 2015-08-19 Novel solar solution coupling regeneration system Pending CN105148688A (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6024892A (en) * 1997-10-06 2000-02-15 Fmc Corporation Anticorrosion and pH stable alkali metal halide solutions for air dehumidification
WO2000067878A1 (en) * 1999-05-06 2000-11-16 Fmc Corporation Anti-corrosion solutions for air dehumidification systems
JP2005205276A (en) * 2004-01-21 2005-08-04 Matsushita Electric Ind Co Ltd Dehumidifier system
CN102921302A (en) * 2012-11-12 2013-02-13 东南大学 Solar energy solution coupling regeneration system
CN103791576A (en) * 2014-02-17 2014-05-14 东南大学 Low-grade heat source drive solution temperature changing two-stage solution dehumidification air conditioner

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6024892A (en) * 1997-10-06 2000-02-15 Fmc Corporation Anticorrosion and pH stable alkali metal halide solutions for air dehumidification
WO2000067878A1 (en) * 1999-05-06 2000-11-16 Fmc Corporation Anti-corrosion solutions for air dehumidification systems
JP2005205276A (en) * 2004-01-21 2005-08-04 Matsushita Electric Ind Co Ltd Dehumidifier system
CN102921302A (en) * 2012-11-12 2013-02-13 东南大学 Solar energy solution coupling regeneration system
CN103791576A (en) * 2014-02-17 2014-05-14 东南大学 Low-grade heat source drive solution temperature changing two-stage solution dehumidification air conditioner

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