CN207853797U - A kind of thermoelectric conversion system and array that infrared source selectively penetrates - Google Patents
A kind of thermoelectric conversion system and array that infrared source selectively penetrates Download PDFInfo
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- CN207853797U CN207853797U CN201721601886.0U CN201721601886U CN207853797U CN 207853797 U CN207853797 U CN 207853797U CN 201721601886 U CN201721601886 U CN 201721601886U CN 207853797 U CN207853797 U CN 207853797U
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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
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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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Abstract
The utility model is related to technical field of thermoelectric conversion, more particularly to a kind of thermoelectric conversion system that infrared source selectively penetrates, the system includes that infrared source, band selective penetrate device and photoelectric conversion device, and all or part of space between infrared source and photoelectric conversion device is vacuum state；Only the radiation energy of specific band can penetrate band selective and penetrate device in the radiation energy of infrared source, the radiation energy of remaining wave band reflects back into the infrared source, the radiation energy of specific band is projected to photoelectric conversion device and is converted to electric energy, and the radiation energy of remaining wave band reflects back into the infrared source.The thermoelectric conversion system and array that a kind of infrared source provided by the utility model selectively penetrates have higher photoelectric conversion efficiency, meanwhile, have many advantages, such as that energy loss is small, structure arranges simple, at low cost, Heat transmission apart from short, control is simple.
Description
Technical field
The utility model is related to technical field of thermoelectric conversion more particularly to a kind of thermoelectricity that infrared source selectively penetrates to turn
Change system and array.
Background technology
Heat to electricity conversion is a kind of generation technology converting heat energy into electric energy, including thermal energy direct generation of electricity mode, the i.e. temperature difference
One end of two distinct types of thermo-electric converting material N and P is combined and is placed it in the condition of high temperature, other end open circuit by power generation
And when giving low temperature, since the thermal excitation of temperature end is stronger, hole and electron concentration are also higher than low-temperature end, in this current-carrying
Under the driving of sub- concentration gradient, hole and electronics are spread to low-temperature end, to form potential difference in low temperature open end；If will be permitted
Multipair p-type and N-type thermo-electric converting material connect comprising modules, so that it may obtain sufficiently high voltage, realize power generation.Such hair
Although electric mode can realize that thermal energy is converted into electric energy, transfer efficiency is relatively low, generally 10% or so.
Another kind is in the way of thermal energy indirect power generation, and common method is to convert heat energy into mechanical energy, then by machine
Tool can be converted to electric energy.By taking steam turbine power generation as an example, using energy heats water at steam, steam turbine is set to do work by steam, into
And electrical power generators are driven, this process needs to complete the step of thermal energy is converted to mechanical energy, is reconverted into electric energy.
Above-mentioned indirect power generation mode has the disadvantage that：1, transfer efficiency is low, and general transfer efficiency is only 10%-40%
Left and right；2, input cost is high, and steam turbine own cost is higher, and manipulation is complicated, and capable transport distance, is unfavorable for later maintenance
Repair；It follows that how to obtain a kind of the technical issues of more preferably thermoelectric conversion system is still current urgent need to resolve.
Currently, common photoelectric conversion device, such as photovoltaic cell, essence are a kind of devices converting electric energy by radiation energy
Part；And thermal energy can usually transmit in the form of radiation, therefore thermal energy theoretically may be used, radiation energy is provided.
The photoelectric conversion efficiency of electrooptical device, e.g., the photoelectric conversion efficiency of polysilicon photovoltaic module is 20% or so,
The photoelectric conversion efficiency 21% or so of cadmium telluride photovoltaic component, above-mentioned transfer efficiency are that photovoltaic module receives the full spectrum of sunlight
The transfer efficiency that energy obtains, and the photoelectric conversion efficiency of some wave bands in full spectrum is relatively low, and then directly result in photovoltaic
The transfer efficiency of component is low.If photovoltaic module only receives the radiation energy of the specific band of high-photoelectric transformation efficiency, light can be made
The photoelectric conversion efficiency of volt component can greatly improve, by taking polysilicon photovoltaic module as an example, if polysilicon photovoltaic module only receives
Radiation energy of the wavelength between 600-900nm, photoelectric conversion efficiency is up to 80% or more.
Therefore, the purpose of the application is that in view of the above technical problems, utility model creates a kind of new system, can send out
The radiation energy of specific band recycles the radiation energy of specific band to carry out opto-electronic conversion, realizes power generation.
Utility model content
The utility model provides a kind of thermoelectric conversion system and array that infrared source selectively penetrates, photoelectric conversion device
The radiation energy of the specific band of high-conversion rate is received, and then makes its energy conversion efficiency higher, and other than specific band
The radiation energy of remaining wave band finally can nearly all form the radiation energy of specific band by reflection repeatedly so that heat radiation
The thermal energy almost all of source release efficiently utilizes, and avoids energy loss.
Embodiment according to the present utility model provides a kind of thermoelectric conversion system that infrared source selectively penetrates, including
Infrared source, band selective penetrate device and photoelectric conversion device, complete between the infrared source and photoelectric conversion device
Portion or segment space are vacuum state；Only the radiation energy of specific band can penetrate institute in the radiation energy of the infrared source
It states band selective and penetrates device, the radiation energy of remaining wave band reflects back into the infrared source, the spoke of the specific band
It penetrates energy projects to photoelectric conversion device and is converted to electric energy, the radiation energy of remaining wave band reflects back into the infrared source.
Further, the band selective is set in through device on the outside of the photoelectric conversion device, the heat radiation
Source is set in the outside that the band selective penetrates device, and the radiation energy ecto-entad of the infrared source specific band is saturating
It crosses the band selective and projects the photoelectric conversion device through device.
Further, the band selective is set in through device on the outside of the infrared source, the opto-electronic conversion dress
It sets and is set in the outside that the band selective penetrates device, the radiation energy of the infrared source specific band is saturating from inside to outside
It crosses the band selective and projects the photoelectric conversion device through device.
Further, the infrared source is at least by electric energy, solar energy, nuclear energy, chemical energy, biomass energy, fuel type energy
A kind of offer in source.
Further, the band selective includes that at least a piece of band selective penetrates piece through device.
Further, the band selective penetrates piece through device including band selective described at least two panels, wherein
The a piece of band selective through piece be ito coated glass piece.
Further, there is enhanced rad coating on the surface of the infrared source.
Further, the enhanced rad coating is specific band enhanced rad coating.
Further, the photoelectric conversion device is photovoltaic electrification component.
Further, the photoelectric conversion device is crystal silicon electrification component, the wave band of the radiation energy of the specific band
For 600-900nm.
Further, the photoelectric conversion device is GaAs electrification component, the wave of the radiation energy of the specific band
Section is 500-850nm.
Further, which is characterized in that the photoelectric conversion device is cadmium telluride electrification component, the spoke of the specific band
The wave band for penetrating energy is 550-850nm.
Further, the photoelectric conversion device is copper indium gallium selenide electrification component, the radiation energy of the specific band
Wave band is 450-1000nm.
Further, the photovoltaic electrification component is focusing photovoltaic generation module.
Further, the focusing photovoltaic generation module includes at least one set of radiation energy for reflecting the specific band
The double-side cell piece of the condenser mirror of amount and radiation energy for receiving the specific band.
Further, the focusing photovoltaic generation module includes radiator or heat utilization device.
Further, the infrared source/photoelectric conversion device is cylindrical, polygon prism shape or spherical.
Further, the infrared source and the band selective are equipped with through between device for making radiation energy determine
To the direction structure of projection.
Further, the direction structure is directed toward the axle center of the photoelectric conversion device/infrared source.
Further, further include the tune for receiving the radiation energy area of specific band for adjusting the photoelectric conversion device
Control structure.
The utility model also provides a kind of thermoelectric conversion system array that infrared source selectively penetrates, including multiple hot spokes
Penetrate the thermoelectric conversion system that source selectively penetrates.
Further, the thermoelectric conversion system that the infrared source selectively penetrates is to be followed successively by heat radiation from outside to inside
Source, band selective penetrate the structure of device, photoelectric conversion device；
The shape of the infrared source is multi-edge column-shaped, the thermoelectric conversion system that multiple infrared sources selectively penetrate
In honeycomb arrangement, at least one face is bonded to each other between adjacent two infrared sources.
By above technical scheme it is found that the thermoelectric conversion system that a kind of infrared source in the application selectively penetrates, work
When making, only the radiation energy of specific band can penetrate band selective and penetrate device in the radiation energy of infrared source release,
Specific band refers to the wave band for photoelectric conversion device high conversion efficiency, and the radiation energy of remaining wave band (except specific band) is then
Reflected back on infrared source through device by band selective, the radiation energy of remaining wave band is by one or many in hot spoke
After source and band selective are penetrated through the reflection between device, the radiation energy of specific band is ultimately formed, realizes and penetrates wave band
Selectivity penetrates device.
Only have small part during heat to electricity conversion, in the radiation energy that infrared source is sent out and device is penetrated by band selective
It absorbs, most radiation energy uses the specific of high optoelectronic conversion ratio always for realizing opto-electronic conversion when opto-electronic conversion
The radiation energy of wave band can make photoelectric conversion device be constantly in high conversion efficiency.It can thus be appreciated that the thermoelectric conversion system thermoelectricity
Energy loss is small in transfer process, photoelectric conversion efficiency is high.
Meanwhile the thermoelectric conversion system that the infrared source selectively penetrates, radiation energy is provided using infrared source, is not necessarily to
It is generated electricity using steam turbine acting, the construction of infrared source is a simple tubular or chondritic, has structure letter
Single, energy transmission is apart from the advantages that short, at low cost, control is simple.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is that the cylindric structure for the thermoelectric conversion system that infrared source provided by the utility model selectively penetrates is shown
It is intended to
Fig. 2 is the structure of the polygon prism shape for the thermoelectric conversion system that infrared source provided by the utility model selectively penetrates
Schematic diagram；
Fig. 3 is the spherical structural representation for the thermoelectric conversion system that infrared source provided by the utility model selectively penetrates
Figure；
Fig. 4 is the radiation energy for the thermoelectric conversion system that infrared source provided by the utility model selectively penetrates by extroversion
The sectional view of interior projection；
Fig. 5 is the radiation energy for the thermoelectric conversion system that infrared source provided by the utility model selectively penetrates by introversion
The sectional view of outer projection；
Fig. 6 is the photoelectric conversion device packet for the thermoelectric conversion system that infrared source provided by the utility model selectively penetrates
Include the vertical view of double-side cell piece；
Fig. 7 is the thermoelectric conversion system that infrared source provided by the utility model selectively penetrates including double-side cell piece
Radiation route schematic diagram；
Fig. 8 is the section view for the thermoelectric conversion system direction structure that infrared source provided by the utility model selectively penetrates
Figure；
Fig. 9 is the thermoelectric conversion system that infrared source provided by the utility model selectively penetrates including adjusted and controlled
Vertical view；
Figure 10 is that the band selective for the thermoelectric conversion system that infrared source provided by the utility model selectively penetrates is saturating
Cross piece radiation energy H103 resin figure；
Figure 11 is the vertical view for the thermoelectric conversion system array that infrared source provided by the utility model selectively penetrates.
In figure：
1, infrared source；2, band selective penetrates device；3, photoelectric conversion device；4, direction structure；5, adjusted and controlled；
31, condenser mirror；32, double-side cell piece；33, radiator or heat utilization device.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clear, complete description, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
" photoelectric conversion device " described in the present embodiment is the radiation that can receive the specific band that infrared source is sent out
Energy, and the radiation energy of specific band is converted to the device of electric energy, claim " photoelectric conversion device " herein.
Wherein " specific band " is the part in all band radiation energy or a few subbands, and in " specific band " model
The photoelectric conversion efficiency for enclosing interior photoelectric conversion device is more than 60%, even as high as 80% or more.
" band selective penetrates device " is high to the radiation energy transmitance of specific band, to the radiation energy of remaining wave band
It is higher to measure reflectivity, the smaller device of absorptivity.
" photoelectric conversion efficiency " is that the radiation energy that thermal energy radiation goes out projects on photoelectric conversion device, is filled by opto-electronic conversion
Set the efficiency that power generation generates.
As Figure 1-10 shows, a kind of thermoelectric conversion system that infrared source selectively penetrates, including infrared source 1, wave band
Selectivity penetrates device 2 and photoelectric conversion device 3, and all or part of space between infrared source 1 and photoelectric conversion device 3 is
Vacuum state；Only the radiation energy of specific band can penetrate band selective and penetrate device in the radiation energy of infrared source 1
2, the radiation energy of remaining wave band reflects back into infrared source 1, and the radiation energy of specific band is projected to 3 turns of photoelectric conversion device
It is changed to electric energy.
Under normal conditions, it if photoelectric conversion device 3 realizes reliable efficient operation, needs in the lower working environment of temperature
Middle use, generally 80 DEG C are hereinafter, such as 40 DEG C or so even lower, and has at compared with the infrared source 1 of high radiance
Temperature is higher, and photoelectric conversion device 3 is passed to by way of convection current or conduction in order to avoid the heat of infrared source 1, it is ensured that
Therefore the reliable Effec-tive Function of photoelectric conversion device 3 will carry out vacuum insulation processing, vacuum insulation state is neither between the two
The transmission of radiation energy is influenced, and can be achieved the effect that heat-insulated.The embodiment that specific the utility model uses is heat radiation
Be all or part of vacuum state between source 1 and photoelectric conversion device 3, e.g., infrared source 1 and photoelectric conversion device 3 it
Between whole vacuumize process, make all vacuum states between the two；Or it for the optimization that cost of implementation is controlled and operated, adopts
The form being arranged with segment space vacuum sets band selective to glass tube with vacuum through device 2, and band selective penetrates
The band selective of device 2 is arranged through piece on the outer wall and/or inner wall of glass tube with vacuum.
The thermoelectric conversion system that the infrared source selectively penetrates, infrared source 1 absorb thermal energy after can radiation energy, it is excellent
Choosing, 1 required thermal energy of infrared source is at least by electric energy, solar energy, nuclear energy, chemical energy, biomass energy, all kinds of waste heats, change
A kind of offer energy in the stone fuel type energy.The thermal energy of infrared source 1 can be the excessive electric energy of generating equipment, or unstable
Fixed electric energy such as makes heating rod heat up using above-mentioned electric energy, and infrared source 1 is heated by heating rod；May be solar energy, useless
The thermal energy of the generations such as material burning, or added by heat-exchanger rig using the thermal energy in steam pipework, molten salt pipeline or flue gas pipeline
Hot infrared source 1 etc..Metal or ceramics etc. can be used in the material of infrared source 1, after absorbing thermal energy, can emit radiation energy, and
Radiation energy is projected into band selective through on device 2.
Band selective includes that matrix (such as above-mentioned glass tube with vacuum) and at least a piece of band selective are saturating through device 2
Cross piece.Band selective realizes the radiation energy through specific band through piece, reflects the radiation energy of remaining wave band；It has
High transmission, high reflection, the characteristic of low absorption can make band selective absorb less radiation energy through piece, and most
Radiation energy is through or reflects, to reduce heat-energy losses.Such as, band selective only absorbs 1% radiation energy through piece, can
Through 30% specific band radiation energy, reflect 69% remaining wave band radiation energy.
Band selective can be formed through device with monolithic or multi-disc.It cannot be satisfied required band selective in monolithic
When through, reflection characteristic, can further it be made of multi-disc superposition.As shown in Figure 10, band selective includes two through device
Piece band selective penetrates piece, and solid line is radiation energy H103 resin of the first choice through piece in figure, it is known that wavelength exists
There is higher transmitance, dotted line is the radiation energy that the second selectivity penetrates piece in figure between 750-900nm and 1750-2000nm
Measure H103 resin, it is known that wavelength has higher transmitance between 0-1400nm.By first choice through piece and the second choosing
Selecting property penetrates piece through piece superposition composition band selective, and the part that the two overlaps is that band selective can pass through through piece
Wave band, i.e., the 750-900nm wave bands in figure.
Wherein, it is preferred that the second selectivity is ITO (tin indium oxide) coated glass piece through piece, and structure is in glass
The one or both sides of base material are arranged ito film, and wave band of the ito film before wavelength 1700nm has a higher transmitance, and
Wave band transmitance after 1700nm is relatively low, and reflectivity is very high, its own, which has the special feature that, complies fully with to above-mentioned second selection
Property penetrate piece requirement, have the advantages that economic and practical.
The radiation energy of infrared source 1 projects band selective through after device 2, and device is penetrated using band selective
The radiation energy of 2 pairs of infrared sources 1 projection is transmitted and is reflected, wherein the radiation energy of specific band penetrates waveband selection
Property penetrate device 2, the radiation energy of remaining wave band is reflected on infrared source 1.The radiation energy of specific band is projected to photoelectricity
Electric energy is converted on conversion equipment 3, realizes power generation.And the radiation energy of remaining wave band reflects back into infrared source 1, the part energy
Amount passes through one or many reflections between infrared source 1 and band selective are through device 2, and final major part can form spy
The radiation energy of standing wave section and penetrate band selective and reach photoelectric conversion device 3 through device 2, realize higher heat to electricity conversion
Efficiency.
Only have small part during heat to electricity conversion, in the radiation energy that infrared source is sent out and device is penetrated by band selective
It absorbs, most radiation energy uses the specific of high optoelectronic conversion ratio always for realizing opto-electronic conversion when opto-electronic conversion
The radiation energy of wave band can make photoelectric conversion device be constantly in high conversion efficiency.It can thus be appreciated that the thermoelectric conversion system thermoelectricity
Energy loss is small in transfer process, high conversion efficiency.
For example, photoelectric conversion device 3 uses crystal silicon electrification component, specific band to select wavelength for the wave band of 600-900nm,
Photoelectric conversion efficiency is 80% or more in the wave band, and the efficiency that thermal energy is converted to the radiation energy of specific band is 80% left
The right side, it follows that the conversion efficiency of thermoelectric of above-mentioned crystal silicon electrification component is up to 60% or more
Meanwhile the thermoelectric conversion system that the infrared source selectively penetrates, provide radiation energy, nothing using infrared source 1
Steam turbine acting need to be used to generate electricity, the construction of infrared source 1 is a simple tubular or chondritic, has structure
Simply, energy transmission is apart from the advantages that short, at low cost, control is simple.
Preferably, in order to reduce energy loss by radiation, and the radiation of radiation energy higher density is realized, infrared source choosing
Infrared source 1, band selective in the thermoelectric conversion system that selecting property penetrates are all made of through device 2 and photoelectric conversion device 3
In this mode, energy transmission can be achieved in successively nested mode in whole circumference, including from inside to outside with two kinds of ecto-entad
Mode.Preferably, 1/ photoelectric conversion device of infrared source, 3 cylindrical, polygon prism shape or spherical.Wherein, it is cylindric or more
When prism-shaped, band selective generally is polygon prism through device 2 and photoelectric conversion device 3 in order to meet construction requirement
Structure, in Fig. 1, outermost structure is infrared source 1, and in Fig. 2, outermost structure is photoelectric conversion device 3；It is spherical
When, band selective preferably splices glomeration knot through device 2 and photoelectric conversion device 3 using the smaller laminated structure of area
Structure.
Wherein, as shown in figure 4, ecto-entad structure is set in through device 2 outside photoelectric conversion device 3 for band selective
Side, infrared source 1 are set in the outside that band selective penetrates device 2, and the radiation energy of 1 specific band of infrared source is by extroversion
It is interior to project photoelectric conversion device 3 through device 2 through band selective.Preferably, heat preservation dress is provided with outside infrared source 1
It sets, reduces the heat loss of infrared source 1.In figure, the solid arrow that infrared source 1 is sent out is the radiation of all band/subband
Energy, band selective penetrate the radiation energy that the solid arrow that device 2 is sent out to photoelectric conversion device 3 is specific band, to
The dotted arrow that infrared source 1 is sent out is the radiation energy of remaining wave band.Form is adopted the structure, by the radiation of larger area
The energy is to the photoelectric conversion device radiation energy of relatively small area, and band selective between the two is through device 2 with one
Fixed spotlight effect, while beam condensing unit can be further set on photoelectric conversion device 3 again, and then can realize that high power is poly-
Light can reduce the usage amount of photoelectric conversion device 3, e.g., when photoelectric conversion device 3 is using focusing photovoltaic generation module, ensure
While generating efficiency, the dosage of focusing photovoltaic generation module is reduced, and then reduces cost.Wherein, it under high power concentrator environment, needs
Photoelectric conversion device 3 is wanted to need to configure corresponding radiator structure.
As shown in figure 5, structure is that band selective is set in 1 outside of infrared source through device 2 from inside to outside, photoelectricity turns
Changing device 3 is set in the outside that band selective penetrates device 2, and the radiation energy of 1 specific band of infrared source is saturating from inside to outside
It crosses band selective and projects photoelectric conversion device 3 through device 2.In figure, the solid arrow that infrared source 1 is sent out is all-wave
The radiation energy of section/subband, band selective are specific through the solid arrow that device 2 is sent out to photoelectric conversion device 3
The radiation energy of wave band, the dotted arrow sent out to infrared source 1 are the radiation energy of remaining wave band.This structure, infrared source 1
At center positioned extremely inward, high power concentrator equally can be achieved in outermost in heat loss smaller, photoelectric conversion device 3, in heat
More photoelectric conversion components can be set when 1 radiation energy of radiation source is stronger, on outermost photoelectric conversion device 3 to improve hair
Electric effect reduces moreover, the setting of photoelectric conversion device 3 is arranged radiator structure in outermost on photoelectric conversion device 3
Influence of the high temperature to photoelectric conversion device 3, to ensure the transfer efficiency of photoelectric conversion device 3.
There is enhanced rad coating on the surface of infrared source 1.Enhanced rad coating makes infrared source 1 have higher transmitting
Even if rate still has high emissivity lower in 1 temperature of infrared source so that most radiation energy is specific
In wavelength band, i.e., the radiation energy of most of specific band can pass through band selective and penetrate device 2, only small part remaining
The radiation energy of wave band reflects back into infrared source 1, and then can reduce order of reflection, improves transfer efficiency.Preferably, enhance spoke
It is specific band enhanced rad coating to penetrate coating.The radiation energy of specific band is sent out at infrared source 1 so that the part
Radiation energy can largely or entirely penetrate band selective and penetrate device 2.
Photoelectric conversion device 3 is photovoltaic electrification component.Photovoltaic electrification component is more mature photoelectric electric generator, tool
There is higher photoelectric conversion rate.Further, photovoltaic electrification component is focusing photovoltaic generation module, with the radiation of infrared source 1
For the radiation of energy ecto-entad, setting radiation aggregation infrastructure, that is, concentration structure at center forms focusing photovoltaic generation module, excellent
Choosing, focusing photovoltaic generation module includes at least one set of condenser mirror 31 for reflecting the radiation energy of specific band and uses
In the double-side cell piece 32 for the radiation energy for receiving specific band.As shown in Figures 6 and 7, radiation energy is saturating by band selective
It is irradiated on the condenser mirror 31 of focusing photovoltaic generation module, is reflected into again by condenser mirror 31 two-sided after crossing device 2
On cell piece 32, double-side cell piece 32 carries out opto-electronic conversion, final to realize power generation.Wherein, using 32 caustic surface of double-side cell piece
Product bigger, the size using double-side cell piece is less, and then has higher photoelectric conversion result, and cost is also lower.In optically focused
It is circumferentially uniformly distributed multiple condenser mirrors 31 and double-side cell piece 32 in photovoltaic electrification component, is shown in figure poly- including three groups
Light reflection mirror 31 and double-side cell piece 32, or four groups, five groups of even more, every group of condenser mirror 31 and double-side cells
The band selective that piece 32 corresponds to one section of arc length penetrates device 2, and the radiation energy of the specific band of the partial radiation projects pair
On the condenser mirror 31 answered, wherein the optically focused optical axis of the part overlaps with beam center line.
Wherein, focusing photovoltaic generation module includes radiator or heat utilization device 33, can reduce photovoltaic electrification component
Temperature avoids high temperature from having an impact generating efficiency.If the end of above-mentioned double-side cell piece 32 connects heat exchanger tube, flowed in heat exchanger tube
Logical heat exchange medium, heat exchange medium absorb heat derived from double-side cell piece 32, take away heat and realize heat dissipation, it is preferred that heat
The heat of exchange media can be utilized further, to avoid energy waste.It, can be for common focusing photovoltaic generation module at present
Corresponding radiator or heat utilization device 33 is arranged in the back side of photovoltaic panel.
Preferably several electrification components are photoelectric conversion device 3：It is special when photoelectric conversion device 3 is crystal silicon electrification component
The wave band of the radiation energy of standing wave section is 600-900nm.When photoelectric conversion device 3 is GaAs electrification component, specific band
Radiation energy wave band be 500-850nm.When photoelectric conversion device 3 is cadmium telluride electrification component, the radiation of specific band
The wave band of energy is 550-850nm.When photoelectric conversion device 3 is copper indium gallium selenide electrification component, the radiation energy of specific band
Wave band be 450-1000nm.
Photoelectric conversion efficiency of the above-mentioned several photoelectric conversion devices 3 under the radiation energy of specific band 80% with
On, photoelectric conversion efficiency highest under this wave band, and then realize high generation efficiency.
As shown in figure 8, infrared source 1 and band selective are equipped with through between device 2 for making radiation energy orient throwing
The direction structure 4 penetrated.Preferably, direction structure 4 is directed toward the axle center of 3/ infrared source 1 of photoelectric conversion device.Due to infrared source 1
It is diverging that the radiation energy sent out, which does not have directionality, therefore, in order to ensure more radiation energies can penetrate band selective
Through in high efficient radiation to photoelectric conversion device 3 after device 2, and then it is set to point to 3/ infrared source of photoelectric conversion device, 1 axle center
Direction structure 4, e.g., direction structure 4 be slit or elongated ceramic honey comb structure etc..
By taking elongated ceramic honey comb structure as an example, ceramic honey comb structure includes linear through-hole, and linear through-hole is radiation-curable through straight
The radiation energy of line style, and nonlinear radiation energy then projects on honeycomb ceramic body, honeycomb ceramic body absorbs thermal energy again
It is secondary to be conducted back to infrared source 1, and then remain that linear radiation energy projects band selective and penetrates device 2, it improves
The transmission efficiency of radiation energy, and avoid energy waste.
The thermoelectric conversion system that the infrared source selectively penetrates further include for adjust photoelectric conversion device 3 receive it is specific
Adjusted and controlled the 5 of the radiation energy area of wave band.It, can when the radiation energy of infrared source 1 is sufficient, and needs to control generated energy
Reception using adjusted and controlled 5 pairs of radiation energies regulates and controls.Main control methods are that adjustment photoelectric conversion device 3 receives spy
The area of the radiation energy of standing wave section, i.e., when receiving area change is small, the specific band of the reception of corresponding photoelectric conversion device 3
Radiation energy reduces, and to reduce generated energy, realizes regulation and control.
Specifically, as shown in figure 9, being arranged in the thermoelectric conversion system that infrared source selectively penetrates multiple can reflect spoke
The reflecting plate of energy is penetrated, e.g., multiple reflecting plates are arranged is arranged multiple rotatable reflecting plates in band selective through device 2,
Wherein, reflecting plate is dynamic as shaft rotation using the one end being connect through device 2 with band selective, and in figure, the reflection board status of solid line is
Band selective is through the maximum receiving area state of device 2, when needing generated energy, by driving multiple reflecting plates to turn in the same direction
It is dynamic, to band selective through the surface of device 2 generate it is certain block, i.e., the dashed lines states in figure, partial radiation energy are saturating
It crosses band selective and penetrates device 2, partial radiation energy returns to infrared source 1 by baffle reflection, to realize control generated energy,
The rotational angle of reflecting plate is bigger, and shielded area is bigger, corresponding generated energy smaller.
In addition, adjusted and controlled 5 can also be for making photoelectric conversion device 3 and infrared source 1 and band selective light transmission
Between device generate relative dislocation lifting structure, e.g., lifting structure connect photoelectric conversion device 3, when need regulate and control generated energy
When, photoelectric conversion device 3 can be promoted or reduce, to change the area that photoelectric conversion device 3 receives the radiation energy of specific band,
And then realize the adjustment of generated energy, photoelectric conversion device 3 is raised or lowered more high/low, and receiving area is smaller, corresponding to send out
Electricity is smaller.
As shown in Figs. 1-3, the shape of the thermoelectric conversion system shape selectively penetrated when infrared source is cylindric or more
When prism-shaped, infrared source 1, band selective overlap through the central axis of device 2 and photoelectric conversion device 3, work as heat
When the shape for the thermoelectric conversion system shape that radiation source selectively penetrates is spherical, infrared source 1, band selective penetrate device
2 and the centre of sphere of photoelectric conversion device 3 overlap.
A kind of thermoelectric conversion system array that infrared source selectively penetrates, including multiple above-mentioned infrared sources are selectively saturating
The thermoelectric conversion system crossed.The thermoelectric conversion system that each infrared source selectively penetrates is a generator unit, Duo Gere
The thermoelectric conversion system that radiation source selectively penetrates forms the array of heat to electricity conversion.Using the form of array, unit-modularized place
Reason, generated energy is controllable, and easy disassembly operation and the maintenance and repair in later stage.
Under normal circumstances, the maximum generating watt for the thermoelectric conversion system that multiple infrared sources selectively penetrate can meet power generation
It is required that when maximum generating watt requires, the thermoelectric conversion system that whole infrared sources selectively penetrate in array is opened；When need
It, can be by the infrared source 1 for the thermoelectric conversion system that part infrared source selectively penetrates and waveband selection when turning generated energy down
Property detached with photoelectric conversion device 3 through device 2, reduce the band selective of power generation through device 2 and photoelectric conversion device 3
Generated energy is turned in quantity, realization down.
As shown in figure 11, the thermoelectric conversion system that infrared source selectively penetrates be followed successively by from outside to inside infrared source 1,
Structure of the band selective through device 2, photoelectric conversion device 3；
The shape of infrared source 1 is multi-edge column-shaped, and the thermoelectric conversion system that multiple infrared sources selectively penetrate is in honeycomb
Shape arranges, and at least one face is bonded to each other between adjacent two infrared sources 1.Using the form of honeycomb arrangement so that phase
Play the role of heat preservation each other between adjacent infrared source 1, thermal loss can be reduced and saves the cost needed for isothermal holding.
It should be understood that the utility model is not limited to the accurate knot for being described above and being shown in the accompanying drawings
Structure, and various modifications and changes may be made without departing from the scope thereof.The scope of the utility model is only wanted by appended right
It asks to limit.
Claims (22)
1. a kind of thermoelectric conversion system that infrared source selectively penetrates, which is characterized in that including infrared source, band selective
Through device and photoelectric conversion device, all or part of space between the infrared source and photoelectric conversion device is vacuum shape
State；Only the radiation energy of specific band can penetrate the band selective through dress in the radiation energy of the infrared source
It sets, the radiation energy of remaining wave band reflects back into the infrared source, and the radiation energy of the specific band is projected to photoelectricity and turns
Changing device is converted to electric energy.
2. the thermoelectric conversion system that infrared source according to claim 1 selectively penetrates, which is characterized in that the wave band
Selectivity is set in through device on the outside of the photoelectric conversion device, and the infrared source is set in the band selective and penetrates
The radiation energy ecto-entad in the outside of device, the infrared source specific band is thrown through the band selective through device
It is mapped to the photoelectric conversion device.
3. the thermoelectric conversion system that infrared source according to claim 1 selectively penetrates, which is characterized in that the wave band
Selectivity is set in through device on the outside of the infrared source, and the photoelectric conversion device is set in the band selective and penetrates
The radiation energy in the outside of device, the infrared source specific band is thrown through the band selective through device from inside to outside
It is mapped to the photoelectric conversion device.
4. the thermoelectric conversion system selectively penetrated according to claim 1-3 any one of them infrared sources, which is characterized in that
The infrared source is at least by electric energy, solar energy, nuclear energy, chemical energy, biomass energy, all kinds of waste heats, the fossil fuel type energy
A kind of offer energy.
5. the thermoelectric conversion system selectively penetrated according to claim 1-3 any one of them infrared sources, which is characterized in that
The band selective includes that at least a piece of band selective penetrates piece through device.
6. the thermoelectric conversion system that infrared source according to claim 5 selectively penetrates, which is characterized in that the wave band
Selectivity penetrates piece through device including band selective described at least two panels, and a piece of band selective therein penetrates piece
For ito coated glass piece.
7. the thermoelectric conversion system selectively penetrated according to claim 1-3 any one of them infrared sources, which is characterized in that
There is enhanced rad coating on the surface of the infrared source.
8. the thermoelectric conversion system that infrared source according to claim 7 selectively penetrates, which is characterized in that the enhancing
Radiation coating is specific band enhanced rad coating.
9. the thermoelectric conversion system that infrared source according to claim 1 selectively penetrates, which is characterized in that the photoelectricity
Conversion equipment is photovoltaic electrification component.
10. the thermoelectric conversion system that infrared source according to claim 9 selectively penetrates, which is characterized in that the light
Electrical switching device is crystal silicon electrification component, and the wave band of the radiation energy of the specific band is 600-900nm.
11. the thermoelectric conversion system that the infrared source according to claim 1 or 9 selectively penetrates, which is characterized in that described
Photoelectric conversion device is GaAs electrification component, and the wave band of the radiation energy of the specific band is 500-850nm.
12. the thermoelectric conversion system that the infrared source according to claim 1 or 9 selectively penetrates, which is characterized in that it is special
Sign is that the photoelectric conversion device is cadmium telluride electrification component, and the wave band of the radiation energy of the specific band is 550-
850nm。
13. the thermoelectric conversion system that the infrared source according to claim 1 or 9 selectively penetrates, which is characterized in that described
Photoelectric conversion device is copper indium gallium selenide electrification component, and the wave band of the radiation energy of the specific band is 450-1000nm.
14. the thermoelectric conversion system that infrared source according to claim 9 selectively penetrates, which is characterized in that the light
Volt electrification component is focusing photovoltaic generation module.
15. the thermoelectric conversion system that infrared source according to claim 14 selectively penetrates, which is characterized in that described poly-
Light photovoltaic electrification component includes at least one set of condenser mirror for reflecting the radiation energy of the specific band and for connecing
Receive the double-side cell piece of the radiation energy of the specific band.
16. the thermoelectric conversion system that the infrared source according to claims 14 or 15 selectively penetrates, which is characterized in that institute
It includes radiator or heat utilization device to state focusing photovoltaic generation module.
17. the thermoelectric conversion system that infrared source according to claim 2 or 3 selectively penetrates, which is characterized in that described
Infrared source/photoelectric conversion device is cylindrical, polygon prism shape or spherical.
18. the thermoelectric conversion system that infrared source according to claim 17 selectively penetrates, which is characterized in that the heat
Radiation source and the band selective are through the direction structure being equipped between device for making radiation energy orientation projection.
19. the thermoelectric conversion system that infrared source according to claim 18 selectively penetrates, which is characterized in that the finger
The axle center of the photoelectric conversion device/infrared source is directed toward to structure.
20. the thermoelectric conversion system that infrared source according to claim 1 selectively penetrates, which is characterized in that further include
For adjust the photoelectric conversion device receive specific band radiation energy area it is adjusted and controlled.
21. a kind of thermoelectric conversion system array that infrared source selectively penetrates, which is characterized in that including multiple such as claim
The thermoelectric conversion system that 1-20 any one of them infrared sources selectively penetrate.
22. the thermoelectric conversion system array that infrared source according to claim 21 selectively penetrates, which is characterized in that institute
It is to be followed successively by infrared source, band selective from outside to inside through dress to state the thermoelectric conversion system that infrared source selectively penetrates
It sets, the structure of photoelectric conversion device；
The shape of the infrared source is multi-edge column-shaped, and the thermoelectric conversion system that multiple infrared sources selectively penetrate is in bee
Nest shape arranges, and at least one face is bonded to each other between adjacent two infrared sources.
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| CN107834951A (en) * | 2017-11-24 | 2018-03-23 | 北京实力源科技开发有限责任公司 | The thermoelectric conversion system and array that a kind of infrared source selectively passes through |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107834951A (en) * | 2017-11-24 | 2018-03-23 | 北京实力源科技开发有限责任公司 | The thermoelectric conversion system and array that a kind of infrared source selectively passes through |
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