CN104485886A - Magnetic nanofluid plate type solar cogeneration unit - Google Patents
Magnetic nanofluid plate type solar cogeneration unit Download PDFInfo
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- CN104485886A CN104485886A CN201410842431.2A CN201410842431A CN104485886A CN 104485886 A CN104485886 A CN 104485886A CN 201410842431 A CN201410842431 A CN 201410842431A CN 104485886 A CN104485886 A CN 104485886A
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- cooling water
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- 238000001816 cooling Methods 0.000 claims abstract description 19
- 238000009413 insulation Methods 0.000 claims abstract description 17
- 239000012530 fluid Substances 0.000 claims description 42
- 239000000498 cooling water Substances 0.000 claims description 29
- 230000004907 flux Effects 0.000 claims description 22
- 230000008676 import Effects 0.000 claims description 18
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 6
- 239000011358 absorbing material Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 239000002105 nanoparticle Substances 0.000 claims description 6
- 239000004814 polyurethane Substances 0.000 claims description 6
- 229920002635 polyurethane Polymers 0.000 claims description 6
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 3
- 239000010425 asbestos Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 239000004745 nonwoven fabric Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 229920006327 polystyrene foam Polymers 0.000 claims description 3
- 229910052895 riebeckite Inorganic materials 0.000 claims description 3
- 229910000859 α-Fe Inorganic materials 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 description 13
- 238000010521 absorption reaction Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 230000005611 electricity Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- 230000005619 thermoelectricity Effects 0.000 description 3
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000005622 photoelectricity Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005352 galvanomagnetic phenomena Effects 0.000 description 1
- 238000002329 infrared spectrum Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
-
- 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
- F24S10/30—Solar heat collectors using working fluids with means for exchanging heat between two or more working fluids
-
- 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
- F24S10/40—Solar heat collectors using working fluids in absorbing elements surrounded by transparent enclosures, e.g. evacuated solar collectors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
-
- 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
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention relates to a magnetic nanofluid plate type solar cogeneration unit which comprises a photovoltaic cell panel as well as a photovoltaic cell cooling assembly, a photo-thermal assembly and a magnetic field adjusting assembly, wherein the photovoltaic cell cooling assembly comprises a first header, a second header and a cooling tube, the cooling tube is mounted on the back surface of the photovoltaic cell panel, and the first header and the second header are communicated by the cooling tube; an insulation layer is further arranged on the back surface of the photovoltaic cell panel; the photo-thermal assembly comprises a heat exchanger, a circulating pump and a transparent hollow plate which is arranged on the front surface of the photovoltaic cell panel; the magnetic field adjusting assembly comprises a U-shaped magnet and a coil, the U-shaped magnet is wound with the coil, the hollow plate is covered with the magnetic field adjusting assembly, and the coil is located on two sides of the hollow plate; the first header, the second header, the cooling tube, the heat exchanger, the hollow plate and the circulating pump are filled with nanofluids and form a circulating loop by the aid of the circulation pump. The magnetic nanofluid plate type solar cogeneration unit has the advantages that the structure is simple, the solar energy utilization ratio can be improved and the like.
Description
Technical field
The present invention relates to a kind of photovoltaic cogeneration system, be specifically related to a kind of magnetic nano-fluid Flat type photovoltaic cogeneration system.
Background technology
Because solar energy resources enriches, and energy savings will be pursued by society now, and therefore, the exploitation of solar energy have great potentiality.At present, the technology that utilizes of solar energy mainly contains the basic mode such as photothermal deformation, photovoltaic generation.But, although photovoltaic generation can obtain high-grade electric energy product, but it is lower that its subject matter is photoelectric conversion efficiency, make cost higher, and the spectrum band limits of available sunlight is narrower, the conversion efficiency of the common photovoltaic cell in prior art is also only at about 10%-20%.Mainly infrared part is concentrated on to the utilization of solar energy optical-thermal, and conversion efficiency is relatively high.If can utilize all band of sunlight, can the utilance of solar energy to a great extent.
Traditional flat PV/T(photoelectricity, light-heat integration) system powered by photovoltaic battery panel, and photovoltaic battery panel can produce the transformation efficiency that large calorimetric can affect photoelectricity in the course of the work, because electricity conversion can reduce with the rising of temperature, cooling working medium is just by the heat exchange with photovoltaic battery panel, the object that plate gentleness produces hot working fluid is reduced to reach, like this, both improve electricity conversion, meet heat load to a certain extent again.But often this heating effect is unsatisfactory, general summer fever coolant-temperature gage can reach 40-60 DEG C, and the water temperature in winter only has about 10-30 DEG C, still can not satisfy the demands like this to the utilance of solar energy.
Summary of the invention
The object of the invention is: not only structure is simple to provide one, and can improve the magnetic nano-fluid Flat type photovoltaic cogeneration system of solar energy utilization ratio, to overcome the deficiencies in the prior art.
In order to achieve the above object, technical scheme of the present invention is: a kind of magnetic nano-fluid Flat type photovoltaic cogeneration system, and comprise photovoltaic battery panel, its innovative point is: also comprise photovoltaic cell cooling package, photo-thermal assembly and flux control assembly;
Described photovoltaic cell cooling package comprises the first header, the second header and at least one cooling water pipe, and described cooling water pipe is contained in the back side of photovoltaic battery panel, and the first header is communicated with by cooling water pipe with the second header;
The back side of described photovoltaic battery panel is also provided with heat-insulation layer, and described cooling water pipe is arranged in heat-insulation layer;
Described photo-thermal assembly comprises the hollow sheeting of heat exchanger, circulating pump and transparent shape, described hollow sheeting is arranged on the front of photovoltaic battery panel, and hollow sheeting has cavity, described circulation delivery side of pump is connected with the bottom of the cavity of hollow sheeting, the top of the cavity of hollow sheeting is connected with the import of heat exchanger, the outlet of heat exchanger is connected with the import of the first header, the outlet of the first header is connected with the import of cooling water pipe, the outlet of cooling water pipe is connected with the import of the second header, and the outlet of the second header is connected with the import of circulating pump;
Described flux control assembly comprises U-shaped magnet and coil, and described coil is around on U-shaped magnet, and described flux control assembly covers on outside hollow sheeting, and coil is positioned at the both sides of hollow sheeting;
All nano-fluid is had in described first header, cooling water pipe, the second header, heat exchanger, hollow sheeting and circulating pump.
In technique scheme, described nano-fluid is Fe
3o
4, or TiO
2, or the nano particle of shell core formula structure, the shell of the nano particle of described shell core formula structure is SiO
2, and inner core is Fe
3o
4, or TiO
2, or Ni or Co.
In technique scheme, described cooling water pipe has many, and the back side of photovoltaic battery panel is bonded at by heat-conducting glue, described many cooling water pipes are arranged in heat-insulation layer with keeping at a certain distance away respectively, and described heat-insulation layer is the plate that polystyrene foam plastics or asbestos or polyurethane material are made.
In technique scheme, the back side of described photovoltaic battery panel is also provided with dividing plate, and described dividing plate is connected to the side deviating from photovoltaic cell back of heat-insulation layer.
In technique scheme, described first header and the second header lay respectively at above and below photovoltaic battery panel, and described hollow sheeting is arranged on the front of photovoltaic battery panel with keeping at a certain distance away, and this spacing distance controls within the scope of 10mm ~ 50mm.
In technique scheme, also comprise left and right installing rack, described left and right installing rack is installed in the both sides of hollow sheeting, photovoltaic battery panel and dividing plate respectively, and described flux control assembly is arranged on the bracing frame of left and right installing rack.
In technique scheme, also comprise every magnetosphere, the both sides of described flux control assembly are covered by described in the space that the bracing frame of magnetosphere and left and right installing rack surrounds respectively.
In technique scheme, described is be made up of the one in polyurethane wave-absorbing material, the thin material of nonwoven fabrics, ferrite wave-absorbing material or two kinds or three kinds every magnetosphere.
In technique scheme, described coil is electrically connected with regulated power supply.
In technique scheme, described heat exchanger comprises the casing and heat exchanger tube that are marked with heat transferring medium, heat exchanger tube major part is positioned at casing, and import and the outlet of described heat exchanger are the two ends of heat exchanger tube respectively and are exposed at outside casing, and described heat exchanger tube is coiled pipe or coil pipe.
The good effect that the present invention has is: after adopting combined production device of the present invention, advantageously,
1, the making full use of of all band frequency spectrum of solar radiation: visible ray is the main source of electric energy, infrared light is the main source of heat energy, the optical characteristics of nano-fluid is regulated by flux control assembly, make the energy of the high efficiency absorption infrared light of magnetic nano-fluid energy, and the energy that photovoltaic battery panel absorbs visible ray can carry out photoelectric conversion, the conversion efficiency of described photovoltaic battery panel is about 12% ~ 25%, the present invention can make full use of solar energy all band spectrum, is a kind of means of efficiency utilization solar energy.
2, the double cooling of photovoltaic battery panel: in operating temperature range, the electricity conversion of photovoltaic battery panel of the present invention can rise along with temperature and reduce, that be because, the cooling water pipe of photovoltaic cell back is flow through after the nano-fluid circulation that the heat exchanger of photo-thermal assembly of the present invention cools, and heat exchange can be carried out with photovoltaic battery panel, to reach the effect of cooling, thus improve the photoelectric conversion efficiency of photovoltaic module.What is more important nanometer magnetofluid can absorb most infrared light in solar radiation, make use of the infrared spectrum that photovoltaic cell cannot carry out photoelectric conversion, thus also reduces the temperature of photovoltaic battery panel.This also makes nano-fluid can obtain the higher temperature of the heating integrated device of photovoltaic of the backboard cooled than routine.
3, regulatable thermoelectricity exports: flux control assembly of the present invention can adjust accordingly the absorption of nano-fluid, refracting characteristic, under the influence of a magnetic field, enhance absorption characteristic and the heat-transfer character of nano-fluid, transmissivity reduces, and in certain magnetic field strength range, absorption characteristic and the heat-transfer character of nano-fluid strengthen with the enhancing of magnetic field intensity, and then the adjustability to export for the thermoelectricity of the heating integrated device of photovoltaic provide a kind of may, for the difference of the thermoelectricity demand of user provides flexibility.
Accompanying drawing explanation
Fig. 1 is the front view of a kind of embodiment of the present invention;
Fig. 2 is the A-A cross-sectional schematic of Fig. 1;
Fig. 3 is the B-B cross-sectional schematic of Fig. 1;
Fig. 4 is the structural representation of heat exchanger of the present invention.
Embodiment
Below in conjunction with accompanying drawing and the embodiment that provides, the present invention is further illustrated, but be not limited thereto.
As shown in Figure 1,2,3, 4, a kind of magnetic nano-fluid Flat type photovoltaic cogeneration system, comprises photovoltaic battery panel 1, also comprises photovoltaic cell cooling package 2, photo-thermal assembly 3 and flux control assembly 4;
Described photovoltaic cell cooling package 2 comprises the first header 2-1, the second header 2-3 and at least one cooling water pipe 2-2, and described cooling water pipe 2-2 is contained in the back side of photovoltaic battery panel 1, and the first header 2-1 is communicated with by cooling water pipe 2-2 with the second header 2-3;
The back side of described photovoltaic battery panel 1 is also provided with heat-insulation layer 9, and described cooling water pipe 2-2 is arranged in heat-insulation layer 9;
Described photo-thermal assembly 3 comprises heat exchanger 3-1, the hollow sheeting 3-2 of circulating pump 3-3 and transparent shape, described hollow sheeting 3-2 is arranged on the front of photovoltaic battery panel 1, and hollow sheeting 3-2 has cavity 3-2-1, the outlet of described circulating pump 3-3 is connected with the bottom of the cavity 3-2-1 of hollow sheeting 3-2, the top of the cavity 3-2-1 of hollow sheeting 3-2 is connected with the import 3-1-1 of heat exchanger 3-1, the outlet 3-1-2 of heat exchanger 3-1 is connected with the import 2-1-1 of the first header 2-1, the outlet 2-1-2 of the first header 2-1 is connected with the import 2-2-1 of cooling water pipe 2-2, the outlet 2-2-2 of cooling water pipe 2-2 is connected with the import 2-3-1 of the second header 2-3, the outlet 2-3-2 of the second header 2-3 is connected with the import of circulating pump 3-3,
Described flux control assembly 4 comprises U-shaped magnet 4-1 and coil 4-2, and described coil 4-2 is around on U-shaped magnet 4-1, and described flux control assembly 4 covers on outside hollow sheeting 3-2, and coil 4-2 is positioned at the both sides of hollow sheeting 3-2;
All nano-fluid is had in described first header 2-1, cooling water pipe 2-2, the second header 2-3, heat exchanger 3-1, hollow sheeting 3-2 and circulating pump 3-3.
The U-shaped magnet 4-1 of flux control assembly 4 of the present invention and coil 4-2 produces magnetic field under the effect of electric current, to strengthen nano-fluid in hollow sheeting 3-2 cavity 3-2-1 to the absorption of photo-thermal part and the capacity of heat transmission improving nano-fluid.
Nano-fluid of the present invention is Fe
3o
4, or TiO
2, or the nano particle of shell core formula structure, the shell of the nano particle of described shell core formula structure is SiO
2, and inner core is Fe
3o
4, or TiO
2, or Ni or Co.Described nano-fluid is nanometer ultramicro particles, and the ultramicro powder particle diameter of nanometer is on average within the scope of 20nm-50nm, and the percent concentration of particle diameter volume is 1 ~ 3%.
As shown in Figure 2, in order to the good cooling results to photovoltaic battery panel 1 backboard, and improve the heat insulating ability of cooling, prevent from carrying out exchange heat with external environment, described cooling water pipe 2-2 has many, and the back side of photovoltaic battery panel 1 is bonded at by heat-conducting glue, described many cooling water pipe 2-2 are arranged in heat-insulation layer 9 with keeping at a certain distance away respectively, and described heat-insulation layer 9 is plates that polystyrene foam plastics or asbestos or polyurethane material are made.
As shown in Figure 2,3, for the ease of fixing heat-insulation layer 9, the back side of described photovoltaic battery panel 1 is also provided with dividing plate 5, and described dividing plate 5 is connected to the side deviating from photovoltaic battery panel 1 back side of heat-insulation layer 9.
As shown in Figure 1, in order to make the more reasonable of structural configuration of the present invention, and make thermal diffusivity of the present invention good, described first header 2-1 and the second header 2-3 lays respectively at above and below photovoltaic battery panel 1, and described hollow sheeting 3-2 is arranged on the front of photovoltaic battery panel 1 with keeping at a certain distance away, this spacing distance controls within the scope of 10mm ~ 50mm.
As shown in Figure 2, in order to make the present invention rational in infrastructure, compact, also comprise left and right installing rack 7, described left and right installing rack 7 is installed in the both sides of hollow sheeting 3-2, photovoltaic battery panel 1 and dividing plate 5 respectively, and described flux control assembly 4 is arranged on the bracing frame 7-1 of left and right installing rack 7.
As shown in Figure 1, 2, in order to prevent surrounding enviroment from can impact magnetic flux density, the present invention also comprises every magnetosphere 6, and the both sides of described flux control assembly 4 are covered by described in the space that the bracing frame 7-1 of magnetosphere 6 and left and right installing rack 7 surrounds respectively.
Of the present invention is be made up of the one in polyurethane wave-absorbing material, the thin material of nonwoven fabrics, ferrite wave-absorbing material or two kinds or three kinds every magnetosphere 6.
As shown in Figure 1,3, described regulated power supply 8 is adjustable direct voltage sources, galvanomagnetic effect for coil 4-2 produces magnetic field, by changing the direct voltage that regulated power supply 8 exports, adjustable magnetic fields size, and then change nano-fluid has different characteristics under different magnetic flux density, and nano-fluid can be regulated the absorption of solar energy infrared light wavelength coverage or refracting characteristic, and the demand of actual conditions is met with this, described coil 4-2 is electrically connected with regulated power supply 8.
As shown in Figure 4, in order to make the present invention more reasonable, compact, described heat exchanger 3-1 comprises the casing 3-1-3 and heat exchanger tube 3-1-4 that are marked with heat transferring medium, heat exchanger tube 3-1-4 major part is positioned at casing 3-1-3, import 3-1-1 and the outlet 3-1-2 of described heat exchanger 3-1 are the two ends of heat exchanger tube 3-1-4 respectively and are exposed at outside casing 3-1-3, and described heat exchanger tube 3-1-4 is coiled pipe or coil pipe.During use, nano-fluid carries out heat exchange cooling by the heat transferring medium be marked with in casing 3-1-3.
The present invention can make full use of solar spectral, and a kind of means improving nano fluid heat transferring performance are provided, the optical characteristics of nano-fluid is regulated by flux control assembly, make the energy of the high efficiency absorption infrared light of magnetic nano-fluid energy, and the energy that photovoltaic battery panel absorbs visible ray can carry out photoelectric conversion, the conversion efficiency of described photovoltaic battery panel is about 12% ~ 25%; After the nano-fluid circulation that the heat exchanger of photo-thermal assembly of the present invention cools, flow through the cooling water pipe of photovoltaic cell back, and heat exchange can be carried out with photovoltaic battery panel, to reach the effect of cooling, thus improve the photoelectric conversion efficiency of photovoltaic module; Flux control assembly of the present invention can adjust accordingly the absorption of nano-fluid, refracting characteristic, under the influence of a magnetic field, enhance absorption characteristic and the heat-transfer character of nano-fluid, transmissivity reduces, and in certain magnetic field strength range, absorption characteristic and the heat-transfer character of nano-fluid strengthen with the enhancing of magnetic field intensity.
Claims (10)
1. a magnetic nano-fluid Flat type photovoltaic cogeneration system, comprises photovoltaic battery panel (1), it is characterized in that: also comprise photovoltaic cell cooling package (2), photo-thermal assembly (3) and flux control assembly (4);
Described photovoltaic cell cooling package (2) comprises the first header (2-1), the second header (2-3) and at least one cooling water pipe (2-2), described cooling water pipe (2-2) is contained in the back side of photovoltaic battery panel (1), and the first header (2-1) is communicated with by cooling water pipe (2-2) with the second header (2-3);
The back side of described photovoltaic battery panel (1) is also provided with heat-insulation layer (9), and described cooling water pipe (2-2) is arranged in heat-insulation layer (9);
Described photo-thermal assembly (3) comprises heat exchanger (3-1), the hollow sheeting (3-2) of circulating pump (3-3) and transparent shape, described hollow sheeting (3-2) is arranged on the front of photovoltaic battery panel (1), and hollow sheeting (3-2) has cavity (3-2-1), the outlet of described circulating pump (3-3) is connected with the bottom of the cavity (3-2-1) of hollow sheeting (3-2), the top of the cavity (3-2-1) of hollow sheeting (3-2) is connected with the import (3-1-1) of heat exchanger (3-1), the outlet (3-1-2) of heat exchanger (3-1) is connected with the import (2-1-1) of the first header (2-1), the outlet (2-1-2) of the first header (2-1) is connected with the import (2-2-1) of cooling water pipe (2-2), the outlet (2-2-2) of cooling water pipe (2-2) is connected with the import (2-3-1) of the second header (2-3), the outlet (2-3-2) of the second header (2-3) is connected with the import of circulating pump (3-3),
Described flux control assembly (4) comprises U-shaped magnet (4-1) and coil (4-2), described coil (4-2) is around on U-shaped magnet (4-1), described flux control assembly (4) covers on hollow sheeting (3-2) outward, and coil (4-2) is positioned at the both sides of hollow sheeting (3-2);
All nano-fluid is had in described first header (2-1), cooling water pipe (2-2), the second header (2-3), heat exchanger (3-1), hollow sheeting (3-2) and circulating pump (3-3).
2. magnetic nano-fluid Flat type photovoltaic cogeneration system according to claim 1, is characterized in that: described nano-fluid is Fe
3o
4, or TiO
2, or the nano particle of shell core formula structure, the shell of the nano particle of described shell core formula structure is SiO
2, and inner core is Fe
3o
4, or TiO
2, or Ni or Co.
3. magnetic nano-fluid Flat type photovoltaic cogeneration system according to claim 1, it is characterized in that: described cooling water pipe (2-2) has many, and the back side of photovoltaic battery panel (1) is bonded at by heat-conducting glue, described many cooling water pipes (2-2) are arranged in heat-insulation layer (9) with keeping at a certain distance away respectively, and described heat-insulation layer (9) is the plate that polystyrene foam plastics or asbestos or polyurethane material are made.
4. magnetic nano-fluid Flat type photovoltaic cogeneration system according to claim 1, it is characterized in that: the back side of described photovoltaic battery panel (1) is also provided with dividing plate (5), described dividing plate (5) is connected to the side deviating from photovoltaic battery panel (1) back side of heat-insulation layer (9).
5. magnetic nano-fluid Flat type photovoltaic cogeneration system according to claim 1, it is characterized in that: described first header (2-1) and the second header (2-3) lay respectively at above and below photovoltaic battery panel (1), and described hollow sheeting (3-2) is arranged on the front of photovoltaic battery panel (1) with keeping at a certain distance away, this spacing distance controls within the scope of 10mm ~ 50mm.
6. magnetic nano-fluid Flat type photovoltaic cogeneration system according to claim 4, it is characterized in that: also comprise left and right installing rack (7), described left and right installing rack (7) is installed in the both sides of hollow sheeting (3-2), photovoltaic battery panel (1) and dividing plate (5) respectively, and described flux control assembly (4) is arranged on the bracing frame (7-1) of left and right installing rack (7).
7. magnetic nano-fluid Flat type photovoltaic cogeneration system according to claim 6, it is characterized in that: also comprise every magnetosphere (6), the both sides of described flux control assembly (4) are covered by described in the space that the bracing frame (7-1) of magnetosphere (6) and left and right installing rack (7) surrounds respectively.
8. magnetic nano-fluid Flat type photovoltaic cogeneration system according to claim 7, is characterized in that: described is be made up of the one in polyurethane wave-absorbing material, the thin material of nonwoven fabrics, ferrite wave-absorbing material or two kinds or three kinds every magnetosphere (6).
9. magnetic nano-fluid Flat type photovoltaic cogeneration system according to claim 1, is characterized in that: described coil (4-2) is electrically connected with regulated power supply (8).
10. magnetic nano-fluid Flat type photovoltaic cogeneration system according to claim 1, it is characterized in that: described heat exchanger (3-1) comprises the casing (3-1-3) and heat exchanger tube (3-1-4) that are marked with heat transferring medium, heat exchanger tube (3-1-4) major part is positioned at casing (3-1-3), import (3-1-1) and the outlet (3-1-2) of described heat exchanger (3-1) are the two ends of heat exchanger tube (3-1-4) respectively and are exposed at casing (3-1-3) outward, and described heat exchanger tube (3-1-4) is coiled pipe or coil pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410842431.2A CN104485886B (en) | 2014-12-30 | 2014-12-30 | Magnetic nano-fluid Flat type photovoltaic cogeneration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410842431.2A CN104485886B (en) | 2014-12-30 | 2014-12-30 | Magnetic nano-fluid Flat type photovoltaic cogeneration system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104485886A true CN104485886A (en) | 2015-04-01 |
| CN104485886B CN104485886B (en) | 2016-08-31 |
Family
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Family Applications (1)
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| CN201410842431.2A Expired - Fee Related CN104485886B (en) | 2014-12-30 | 2014-12-30 | Magnetic nano-fluid Flat type photovoltaic cogeneration system |
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| CN106656027A (en) * | 2017-01-06 | 2017-05-10 | 河海大学常州校区 | Nano-fluid based solar electricity and heat combined utilization device |
| RU2622907C1 (en) * | 2016-03-09 | 2017-06-21 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Уфимский государственный авиационный технический университет" | Thermal generator of electric energy for space ship |
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