CN204494868U - A kind of solar cogeneration co-feeding system - Google Patents
A kind of solar cogeneration co-feeding system Download PDFInfo
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- CN204494868U CN204494868U CN201520125092.6U CN201520125092U CN204494868U CN 204494868 U CN204494868 U CN 204494868U CN 201520125092 U CN201520125092 U CN 201520125092U CN 204494868 U CN204494868 U CN 204494868U
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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
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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
- Y02E10/50—Photovoltaic [PV] energy
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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
- Y02E10/60—Thermal-PV hybrids
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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
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/14—Combined heat and power generation [CHP]
Abstract
A kind of solar cogeneration co-feeding system, primarily of water system and power system composition, relatively independent between two systems.The main composition parts of system are solar cogeneration assembly.The structural material of this assembly is respectively from top to bottom: glass cover flaggy; Air insulating layer; Photovoltaic cell; EVA adhesive film; Metal absorber plate; Heat exchanger tube flow channel for liquids; Heat-insulation layer; Package floor.Support with silica gel pad between metal absorber plate and glass cover-plate, form air insulating layer; Metal absorber plate sprays high selectivity heat absorbing coating, in order to improve the absorption efficiency to sunshine.Under the irradiation of sunshine, outermost cell piece utilizes photovoltaic effect that light energy conversion is become electric energy, exports and externally powers; The heat exchanger tube passed through in the metal absorber plate of lower floor is collected the energy of sunshine and cell piece as solar energy heat collection pipe and is sent out heat thermogenetic and the heat energy being translated into cycle fluid exports, thus improve energy utilization efficiency to the full extent, realize cogeneration of heat and power.
Description
Technical field
The utility model relates to a kind of solar cogeneration co-feeding system utilizing solar photovoltaic technology and photothermal technique to realize solar cogeneration.
Background technology
Solar thermal collector has had at present in the fields such as energy source and power, refrigeration air-conditioner, social life, Space Science and Technology to be applied very widely, but also problems are existed to the utilization of solar energy, solar energy utilization ratio is lower is the bottleneck that current solar energy utilizes, the Development Technology of its reason not only with current is relevant, but also relevant with the unicity that it uses solar energy.Solar cogeneration make use of solar energy techniques and photovoltaic power generation technology simultaneously, achieves a tractor serves several purposes, can improve the utilization ratio to solar energy to the full extent.Therefore, the novel component that can realize solar cogeneration that a kind of structure of utility model is simple, capacity usage ratio is high and cogeneration system technique thereof have larger practical value.
Utility model content
The purpose of this utility model be to provide a kind of make use of simultaneously solar energy techniques and photovoltaic power generation technology, energy utilization efficiency higher, the simple a kind of solar cogeneration co-feeding system of structure.
Above-mentioned purpose is achieved through the following technical solutions:
A kind of solar cogeneration co-feeding system, primarily of water system and power system composition, relatively independent between two systems.The main composition parts of system are the main building block of solar cogeneration assembly is solar cogeneration assembly, structure division is formed by cell piece, heat exchanger tube flow channel for liquids, metal absorber plate, heat-insulation layer etc., the composition such as photovoltaic welding belt, photovoltaic conflux band, EVA adhesive film, terminal box, silica gel pad accessory, and use aluminum alloy frame encapsulated moulding.The structure of this assembly is respectively from top to bottom: glass cover-plate; Air insulating layer; Photovoltaic cell; EVA adhesive film; Metal absorber plate; Heat exchanger tube flow channel for liquids; Heat-insulation layer; Package floor.Support with silica gel pad between metal absorber plate and glass cover-plate, form air insulating layer; Metal absorber plate sprays high selectivity heat absorbing coating, in order to improve the absorption efficiency to sunshine.
The metal absorber plate of solar cogeneration assembly and heat exchanger tube flow channel for liquids adopt the molded solder technology of whole flaggy.Metal absorber plate is block of metal plate, the metal absorber plate laminates metal absorber plate integrally of same metal; Metal absorber plate lamination is formed flow channel for liquids, and the metal heat absorption flaggy integral solder with same liquid runner is shaping, i.e. the heat exchanger tube of obtained carrying liqs runner.
The heat exchanger tube flow channel for liquids form of solar cogeneration assembly has two kinds of designs, and one is straight tube, and one is serpentine coil, and the former considers easily for processing and fabricating, and the latter can significantly improve heat exchange efficiency, but can corresponding increase manufacture difficulty.
EVA adhesive film is the sticking glued membrane of a kind of thermosetting, for being placed in the middle of photovoltaic cell and metal absorber plate.Due to the superiority that EVA adhesive film has in adhesion strength, durability, optical characteristics etc., in assembly adhesion and protective effect are played to photovoltaic cell, and there is higher light transmission, stability and insulating properties.
Solar chp system is mainly divided into water system and power system, and the ruuning situation between two systems is relatively independent.
Water system, primarily of parts compositions such as solar cogeneration assembly, connecting line, water circulating pump, hot water storage tank, expansion tanks, can be assisted with electric boiler or the collaborative use of air-cooled heat pump, to improve comprehensive utilization ratio.
Power system is divided into grid-connected system, mains hybrid from net electricity generation system and energy storage and smart micro-grid system three kinds of forms.Grid-connected photovoltaic system is that the electricity sent by assembly is incorporated to national grid, then from national grid power taking supply user load use, this cover system primarily of compositions such as combining inverter, intelligent electric meter, user's power distribution cabinets, between connect with wire.Mains hybrid is that the electricity sent by assembly is all stored in batteries from net electricity generation system, pass through from the power taking from batteries of net inverter again, supply user load uses, the discharge and recharge of batteries is realized by photovoltaic controller, and this cover system is primarily of photovoltaic controller, batteries and form from net inverter.Energy storage and smart micro-grid system are solar photovoltaic assembly and national grid paired running, light-preserved system can be independently-powered, support that civil power is preferential, microgrid preferential and paired running Three models, can realize the seamless switching between each pattern, this cover system is primarily of parts compositions such as photovoltaic controller, batteries, energy accumulation current converter and intelligent power distribution cabinets.
Solar irradiation is mapped on assembly, utilizes photovoltaic effect that luminous energy is directly changed into electric energy, DC power output at outermost cell piece, by the conversion of inverter, externally supplies AC energy.The air insulating layer of cell piece levels and EVA adhesive film can play good insulation effect.Pass through in the metal absorber plate of lower floor and have heat exchanger tube flow channel for liquids, internal circulation cycle fluid, a source part for heat energy is that heat exchanger tube collects the energy of sunshine as solar energy heat collection pipe, another part is come from the heat that cell piece sends in power generation process and is conducted downwards by absorber plate, being the heat energy of cycle fluid by this two parts converting heat, by constantly circulating heat energy being exported.Metal absorber plate sprays high selectivity heat absorbing coating, there is high solar radiation absorptance and low heat radiation transmitting ratio, to improve the ability that sunshine converts heat to, thus improve the absorption efficiency to sunshine.
Solar chp system operationally, solar irradiation is mapped on solar cogeneration assembly, photovoltaic effect is utilized to convert solar energy into electrical energy at outermost cell piece, export direct current, again by the reversion reaction of inverter, be that alternating current exports by DC conversion, can be stored in batteries, also national grid can be incorporated to, also can realize the operational mode that is personal, surplus online that generates electricity, namely this be respectively from net electricity generation system, grid-connected system and energy storage micro-grid system.
Pass through in the metal absorber plate of solar cogeneration assembly lower floor and have heat exchanger tube flow channel for liquids, internal circulation cycle fluid, heat exchanger tube is collected as solar energy heat collection pipe heat that the energy of sunshine and cell piece send and is translated into the heat energy of working medium, to be exported by heat energy by constantly circulating.The version of heat exchanger tube can be divided into the version such as straight pipe type and serpentine coil formula according to the height of the difficulty or ease of processing technology thereof and heat exchange efficiency.Metal absorber plate surface spraying high selectivity heat absorbing coating, changes into the ability of heat energy in order to improve solar energy.
What solar cogeneration assembly and cogeneration system technique mainly utilized is solar energy techniques and photovoltaic power generation technology, solar energy can be converted into simultaneously heat energy and electric energy output utilization, achieve the effect of cogeneration of heat and power, part heat and the need for electricity of building can be met, greatly can improve the utilization ratio of solar energy, solve the problem that Solar use form is single.
Solar chp system in the winter time quantity of heat production deficiency when can arrange in pairs or groups electric boiler use, to improve the comprehensive service efficiency of system; Can arranging in pairs or groups quantity of heat production is abundant when in summer, Air-Cooled Heat Pump Unit is collaborative to be used, and to reach heat-electricity-cold triple supply, thus improves system service efficiency to the full extent, reaches optimized operation effect.And the electric energy that in system, assembly sends can be supplied to water pump, electric boiler and Air-Cooled Heat Pump Unit, do not need additionally to input electric energy, thus reach " self-sufficient " of system power.
The electric power system design of solar chp system has Three models optional, and grid-connected system, mains hybrid from net electricity generation system and energy storage and micro-grid system, and coordinated can use and change switching flexibly.
Solar cogeneration assembly and cogeneration system calculate through the dry run of system, and the energy distribution that whole solar energy that assembly absorbs transform is about: the solar energy of 75% is converted to heat energy by inner working medium heat exchanger tube and exports; The solar energy of 15% is converted to electric energy by inner cell piece and exports; The energy of 10% is had to lose in the links of system cloud gray model in addition.
Accompanying drawing explanation
Fig. 1 is solar cogeneration component integration encapsulation top view.
Fig. 2 is solar cogeneration component internal straight pipe type heat exchanger tube layout drawing.
Fig. 3 is that A-A profile arranged by solar cogeneration component internal straight pipe type heat exchanger tube.
Fig. 4 is solar cogeneration component internal serpentine coil formula heat exchanger tube layout drawing.
Fig. 5 is that B-B profile arranged by solar cogeneration component internal serpentine coil formula heat exchanger tube.
Fig. 6 is solar chp system water system schematic diagram.
In figure: 1 photovoltaic cell, 2 import and export water pipe, 3 photovoltaic welding belts and convergent belt, 4 silica gel pads, 5 aluminum alloy frames, 6 heat exchanger tube flow channel for liquids.7 glass cover-plates, 8 metal absorber plates, 9EVA glued membrane, 10 heat-insulation layers, 11 package floor, 12 terminal boxes.
Detailed description of the invention
Solar irradiation is mapped on solar cogeneration assembly, is positioned at outermost cell piece and utilizes photovoltaic effect luminous energy directly to be changed into direct current energy output, by the conversion of inverter, externally export AC energy.Amount of heat can be produced while cell piece generating, the heat exchanger tube flow channel for liquids passed through in the metal absorber plate of now lower floor, internal circulation cycle fluid, the energy of sunshine collected on the one hand by heat exchanger tube as solar energy heat collection pipe, absorb the heat that cell piece distributes on the other hand, and be the heat energy of cycle fluid by this two parts converting heat, by continuous working medium circulation, heat energy is outputted in hot water storage tank.So not only heat effectively can be utilized, the effect of cooling can also be played to cell piece, to improve comprehensive utilization ratio.
The water system course of work of solar chp system: adopt PPR tempreature bulb to be connected in series by each assembly as connecting line, water circulating pump is as power set, hot water storage tank, as regenerative apparatus, also needs to arrange an expansion tank, in order to give system water supplement constant pressure exhaust.Can assist in systems in which with electric boiler or the collaborative use of air-cooled heat pump, can effectively improve system works efficiency.
The work of electric power system process of solar chp system: power system can be divided into grid-connected system, mains hybrid from net electricity generation system and energy storage and smart micro-grid system.Grid-connected photovoltaic system is that the electricity sent by assembly is incorporated to national grid, use from national grid power taking supply user load again, mode of operation can have whole online, all personal and from surfing the Net three kinds from dump energy, this cover system primarily of compositions such as combining inverter, intelligent electric meter, user's power distribution cabinets, between connect with wire.Mains hybrid is that the electricity sent by assembly is all stored in batteries from net electricity generation system; pass through from the power taking from batteries of net inverter again; supply user load uses; and the charge and discharge process of battery is controlled by photovoltaic controller; and there is super-charge super-discharge protective effect, this cover system is primarily of photovoltaic controller, batteries, form from net inverter.Energy storage and smart micro-grid system are solar photovoltaic assembly and national grid paired running, light-preserved system can be independently-powered, support that civil power is preferential, microgrid preferential, paired running three kinds of mode of operations, can realize the seamless switching between each pattern, this cover system is primarily of part of appliance compositions such as photovoltaic controller, batteries, energy accumulation current converter and intelligent power distribution cabinets.
The power source of the electrical equipments such as the water pump in solar chp system, electric boiler, air-cooled heat pump all can be provided by combined heat and power assembly, can realize " self-sufficient " of system electricity consumption.
Solar cogeneration assembly and cogeneration system do not consume any conventional energy resource, but utilize inexhaustible, nexhaustible solar energy clean energy resource, and energy sources is sufficient, green non-pollution.
Solar cogeneration assembly and cogeneration system safe and reliable, do not have blast, electric leakage, gas leakage etc. can cause the danger of personal injury, and automatically run, simple to operate, without maintenance load.
Solar cogeneration assembly and cogeneration system do not have the blowdown of solid, liquid, gas body, to environment without any adverse effect.This device is provided with auxiliary heating facility and heat accumulation electric power storage facility, though night or overcast and rainy and the sun is covered by cloud layer time, its function can be given full play to, also can round-the-clockly use.
Solar cogeneration assembly and cogeneration system technique simple, make easy to process, assembly is light, be convenient to connect and assembling, break the single operational mode of traditional solar thermal collector, solar energy can have been realized to heat energy and electric transformation of energy simultaneously, realize the diversification utilization of solar energy, the utilization ratio of solar energy can be significantly improved, reach the effect of energy-saving and emission-reduction to the full extent.
Claims (1)
1. a solar cogeneration co-feeding system, primarily of water system and power system composition, relatively independent between two systems; The main composition parts of system are solar cogeneration assembly; It is characterized in that, solar cogeneration assembly forms structure division by cell piece, heat exchanger tube flow channel for liquids, metal absorber plate, heat-insulation layer, photovoltaic welding belt, photovoltaic conflux band, EVA adhesive film, terminal box, silica gel pad composition accessory, and use aluminum alloy frame encapsulated moulding; Structure division is respectively from top to bottom: glass cover-plate; Air insulating layer; Photovoltaic cell; EVA adhesive film; Metal absorber plate; Heat exchanger tube flow channel for liquids; Heat-insulation layer; Package floor; Support with silica gel pad between metal absorber plate and glass cover-plate, form air insulating layer; Metal absorber plate sprays high selectivity heat absorbing coating, in order to improve the absorption efficiency to sunshine;
The metal absorber plate of solar cogeneration assembly and heat exchanger tube flow channel for liquids adopt the molded solder technology of whole flaggy, and metal absorber plate is block of metal plate, the metal absorber plate laminates metal absorber plate integrally of same metal; Metal absorber plate lamination is formed flow channel for liquids, and the metal heat absorption flaggy integral solder with same liquid runner is shaping, i.e. the heat exchanger tube of obtained carrying liqs runner;
The heat exchanger tube flow channel for liquids form of solar cogeneration assembly has two kinds: one is straight tube, and one is serpentine coil;
Solar chp system is mainly divided into water system and power system, and the ruuning situation between two systems is relatively independent;
Water system is primarily of parts compositions such as solar cogeneration assembly, connecting line, water circulating pump, hot water storage tank, expansion tanks, auxiliary with electric boiler or the collaborative use of air-cooled heat pump, to improve comprehensive utilization ratio;
Power system is divided into grid-connected system, mains hybrid from net electricity generation system and energy storage and smart micro-grid system three kinds of forms.
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| CN201520125092.6U CN204494868U (en) | 2015-03-04 | 2015-03-04 | A kind of solar cogeneration co-feeding system |
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| CN201520125092.6U CN204494868U (en) | 2015-03-04 | 2015-03-04 | A kind of solar cogeneration co-feeding system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104748407A (en) * | 2015-03-04 | 2015-07-01 | 大连理工大学 | Solar energy thermoelectricity co-generation and co-supply system |
| CN109724265A (en) * | 2018-12-27 | 2019-05-07 | 廊谷(天津)新能源科技有限公司 | A kind of photovoltaic and photothermal integral component |
| CN113224190A (en) * | 2021-05-09 | 2021-08-06 | 浙江剡阳环保科技有限公司 | Super-efficient electricity and heat cogeneration BIPV (building integrated photovoltaic) integrated assembly and heat and power cogeneration system thereof |
-
2015
- 2015-03-04 CN CN201520125092.6U patent/CN204494868U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104748407A (en) * | 2015-03-04 | 2015-07-01 | 大连理工大学 | Solar energy thermoelectricity co-generation and co-supply system |
| CN109724265A (en) * | 2018-12-27 | 2019-05-07 | 廊谷(天津)新能源科技有限公司 | A kind of photovoltaic and photothermal integral component |
| CN113224190A (en) * | 2021-05-09 | 2021-08-06 | 浙江剡阳环保科技有限公司 | Super-efficient electricity and heat cogeneration BIPV (building integrated photovoltaic) integrated assembly and heat and power cogeneration system thereof |
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