CN207853798U - A kind of wave band radiation energy-storing and power-generating system and array - Google Patents
A kind of wave band radiation energy-storing and power-generating system and array Download PDFInfo
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- CN207853798U CN207853798U CN201721601888.XU CN201721601888U CN207853798U CN 207853798 U CN207853798 U CN 207853798U CN 201721601888 U CN201721601888 U CN 201721601888U CN 207853798 U CN207853798 U CN 207853798U
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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
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- Y02E10/00—Energy generation through renewable energy sources
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Abstract
The utility model is related to technical field of thermoelectric conversion, more particularly to a kind of wave band radiates energy-storing and power-generating system and array, the system includes infrared source, band selective through device and photoelectric conversion device, infrared source includes the heat-storing device that can be exchanged heat therewith, 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, and the radiation energy of remaining wave band reflects back into infrared source, and the radiation energy of specific band is projected to photoelectric conversion device and is converted to electric energy.The thermoelectric conversion system and array that a kind of infrared source provided by the utility model selectively penetrates, higher photoelectric conversion efficiency can be realized while having thermmal storage function, 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 wave band radiation energy-storing and power-generating system and battle arrays
Row.
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.
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.
Energy storage is new energy use aspects urgent problem, and in existing energy storage mode, battery energy storage is of high cost, pressure
Contracting air energy storage efficiency is relatively low, and water-storage is larger by natural environment influence, and above-mentioned energy storage mode has some drawbacks；Thermal energy
Storage is a kind of more mature energy storage mode in the storage of current new energy, by thermal energy storage to heat-storing device, when needed
Thermal energy is taken out again and is used, has many advantages, such as that at low cost, heat accumulation is efficient.
Therefore, the purpose of the application is that in view of the above technical problems, utility model creates a kind of new system, with can be real
It now stores thermal energy and the radiation energy of specific band can be sent out, the radiation energy of specific band is recycled to carry out opto-electronic conversion,
Realize power generation.
Utility model content
A kind of wave band radiation energy-storing and power-generating system of the utility model offer and array, photoelectric conversion device receive high-conversion rate
Specific band radiation energy, and then make its energy conversion efficiency higher, and the spoke of remaining wave band other than specific band
Penetrating energy finally can nearly all form the radiation energy of specific band by reflection repeatedly so that the thermal energy of infrared source release
Almost all efficiently utilizes, and avoids energy loss.
Embodiment according to the present utility model provides a kind of wave band radiation energy-storing and power-generating system, including infrared source, wave band
Selectivity penetrates device and photoelectric conversion device, and the infrared source includes the heat-storing device that can be exchanged heat therewith, the heat radiation
All or part of space between source and photoelectric conversion device is vacuum state；It is only special in the radiation energy of the infrared source
The radiation energy of standing wave section can penetrate the band selective and penetrate device, and the radiation energy of remaining wave band reflects back into the heat
Radiation source, the radiation energy of the specific band are projected to photoelectric conversion device and are converted to electric energy.
Further, the heat-storage medium in the heat-storing device is phase-change thermal storage medium.
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 at least by electric energy, solar energy, nuclear energy, chemical energy, biomass energy, all kinds of waste heats,
A kind of offer energy in the fossil fuel type energy.
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 wave band radiation energy-storing and power-generating system array, including multiple wave bands radiate energy storing and electricity generating
System.
Further, the wave band radiation energy-storing and power-generating system is to be followed successively by infrared source, band selective from outside to inside
Through the structure of device, photoelectric conversion device；
The shape of the infrared source is multi-edge column-shaped, and multiple wave band radiation energy-storing and power-generating systems are in cellular row
It arranges, at least one face is bonded to each other between adjacent two infrared sources.
By above technical scheme it is found that a kind of wave band in the application radiates energy-storing and power-generating system, when work, infrared source
In the radiation energy of release only have specific band radiation energy can penetrate band selective penetrate device, specific band refer to for
The radiation energy of the wave band of photoelectric conversion device high conversion efficiency, remaining wave band (except specific band) is then saturating by band selective
It crosses device to reflect back on infrared source, the radiation energy of remaining wave band is by one or many in infrared source and waveband selection
Property through the reflection between device after, ultimately form the radiation energy of specific band, realize and penetrate device through band selective；
Wherein, infrared source further includes heat-storing device, and heat-storing device can store thermal energy, in use, heat-storing device passes thermal energy
It passs infrared source and sends out radiation energy.In the thermo-electric converting device, thermal energy can be stored, be conducive to stablize, continuously send out
Go out radiation energy.
During heat to electricity conversion, thermal energy can be stored, conducive to stabilization, continuously send out radiation energy, infrared source
Only have small part in the radiation energy sent out to be absorbed through device by band selective, most radiation energy is for realizing light
Electricity conversion, and the radiation energy of the specific band of high optoelectronic conversion ratio is used when opto-electronic conversion always, photoelectric conversion device can be made
It is constantly in high conversion efficiency.It can thus be appreciated that energy loss is small during the thermoelectric conversion system heat to electricity conversion, opto-electronic conversion effect
Rate is high.
Meanwhile the wave band radiates energy-storing and power-generating system, provides radiation energy using infrared source, is done without using steam turbine
Work(generates electricity, and the construction of infrared source is a simple tubular or chondritic, have simple in structure, energy transmission away from
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 the cylindric structural schematic diagram that wave band provided by the utility model radiates energy-storing and power-generating system
Fig. 2 is the structural schematic diagram for the polygon prism shape that wave band provided by the utility model radiates energy-storing and power-generating system；
Fig. 3 is the spherical structural schematic diagram that wave band provided by the utility model radiates energy-storing and power-generating system；
Fig. 4 is the section view for the radiation energy ecto-entad projection that wave band provided by the utility model radiates energy-storing and power-generating system
Figure；
Fig. 5 is the section view that wave band provided by the utility model radiates that the radiation energy of energy-storing and power-generating system projects from inside to outside
Figure；
Fig. 6 is that the photoelectric conversion device that wave band provided by the utility model radiates energy-storing and power-generating system includes double-side cell piece
Vertical view；
Fig. 7 is that the radiation route including double-side cell piece of wave band provided by the utility model radiation energy-storing and power-generating system shows
It is intended to；
Fig. 8 is the sectional view that wave band provided by the utility model radiates energy-storing and power-generating system direction structure；
Fig. 9 is wave band provided by the utility model radiation energy-storing and power-generating system including adjusted and controlled vertical view；
Figure 10 is that wave band provided by the utility model radiates the band selective of energy-storing and power-generating system through piece radiation energy
H103 resin figure；
Figure 11 is the vertical view that wave band provided by the utility model radiates energy-storing and power-generating system array.
In figure：
1, infrared source；2, band selective penetrates device；3, photoelectric conversion device；4, direction structure；5, adjusted and controlled；
6, heat-storing device；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 that can receive the radiation energy that infrared source is sent out, and by spoke
The device that energy is converted to electric energy is penetrated, claims " 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 wave band radiates energy-storing and power-generating system, including infrared source 1, band selective through dress
2 and photoelectric conversion device 3 are set, infrared source 1 includes the heat-storing device 6 to exchange heat therewith, infrared source 1 and photoelectric conversion device 3
Between all or part of space be vacuum state；The only radiation energy energy of specific band in the radiation energy of infrared source 1
Device 2 is penetrated through band selective, the radiation energy of remaining wave band reflects back into infrared source 1, the radiation energy of specific band
Amount is projected to photoelectric conversion device 3 and is converted to electric energy.
In use, using heat energy source, such as electric energy, solar energy directly provide thermal energy for infrared source 1, make heat radiation
Source 1 discharges radiation energy, can also be by thermal energy storage to heat-storing device 6, the thermal energy using the storage of heat-storing device 6 and heat radiation
Source 1 exchanges heat, and then infrared source 1 is made to discharge radiation energy for a long time.Wherein, it is arranged on infrared source 1
Between for placing heat-storing device 6, connect with infrared source 1 alternatively, heat-storing device 6 is an independent structure.For heat-storing device 6
It says including heat accumulation and hot two processes is taken e.g. to be heated to heat-transfer working medium using heat energy source, heat-transfer working medium is filled with heat accumulation again
6 carry out heat exchanges are set, by thermal energy storage in heat-storage medium；When taking heat, hot friendship is carried out with heat-storing device 6 using hot working fluid is taken
It changes, hot working fluid is taken to heat up, hot working fluid is taken to exchange heat with infrared source 1.Heat accumulation takes channel or pipeline etc. needed for heat herein no longer
It repeats one by one.
Heat-storage medium in heat-storing device 6 can be concrete, fused salt etc., it is preferred that the heat-storage medium in heat-storing device 6
For phase-change thermal storage medium, phase-change thermal storage medium has many advantages, such as that temperature is constant and thermal storage density is big, can be that infrared source 1 provides surely
Fixed thermal energy, and then exported conducive to the long-time stable of radiation energy.
The advantages of increasing heat-storing device 6 is：Increase the continuity that infrared source 1 discharges radiation energy, when being directly hot
When radiation source 1 provides thermal energy interruption, e.g., thermal energy is provided by infrared source 1 of solar energy, when rainy weather or night, the sun
It can interrupt, heat-storing device 6 can be enabled at this time, heat-storing device 6 continues as infrared source 1 and provides thermal energy, realizes that infrared source 1 discharges
Radiation energy is carried out continuously.
In addition, being also that infrared source 1 provides thermal energy, and is heated simultaneously to heat-storing device 6 using trough electrical heating
Energy storage is carried out, is again that infrared source 1 provides thermal energy, and then realizes and economize on using only heat-storing device 6 during peak of power consumption
Electric cost, the purpose of link Peak power use.
Meanwhile heat-storing device 6 also collects the thermal energy of unstable energy storage, then heat-storing device 6 is carried out to take heat, with
Stable state discharges radiation energy.Such as unstable electric energy, by heating rod by thermal energy storage to heat-storing device 6, then it is right
Heat-storing device 6 carries out taking heat heating infrared source, to realize stable power generation.
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 wave band radiates energy-storing and power-generating system, and infrared source 1 being capable of radiation energy after absorbing thermal energy, it is preferred that heat radiation
1 required thermal energy of 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
In a kind of offer energy.The thermal energy of infrared source 1 can be the excessive electric energy of generating equipment or unstable electric energy, such as
So that heating rod is heated up using above-mentioned electric energy, infrared source 1 is heated by heating rod；Or the productions such as solar energy, waste combustion
Raw thermal energy, or infrared source 1 is heated by heat-exchanger rig using the thermal energy in steam pipework, molten salt pipeline or flue gas pipeline
Deng.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 thrown
Band selective is mapped to 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；Wherein, infrared source 1 further includes heat-storing device 6, and heat-storing device 6 can store thermal energy, in use, heat-storing device 6
Thermal energy is transmitted into infrared source and sends out radiation energy.In the thermo-electric converting device, thermal energy can be stored, be conducive to stablize,
Continuously send out radiation energy.
During heat to electricity conversion, thermal energy can be stored, conducive to stabilization, continuously send out radiation energy, infrared source
Only have small part in the radiation energy sent out to be absorbed through device by band selective, most radiation energy is for realizing light
Electricity conversion, and the radiation energy of the specific band of high optoelectronic conversion ratio is used when opto-electronic conversion always, photoelectric conversion device can be made
It is constantly in high conversion efficiency.It can thus be appreciated that energy loss is small during the thermoelectric conversion system heat to electricity conversion, 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 wave band radiates energy-storing and power-generating system, radiation energy is provided using infrared source 1, without using steam turbine
Acting generates electricity, and the construction of infrared source 1 is a simple tubular or chondritic, and there is simple in structure, energy to pass
It is defeated apart from it is short, at low cost, control it is simple the advantages that.
Preferably, in order to reduce energy loss by radiation, and realization radiation energy higher density radiation, which, which radiates, stores up
Infrared source 1, band selective in energy electricity generation system are all made of successively nested side through device 2 and photoelectric conversion device 3
In this mode, energy transmission can be achieved in formula in whole circumference, including from inside to outside with ecto-entad two ways.Preferably,
1/ photoelectric conversion device of infrared source, 3 cylindrical, polygon prism shape or spherical.Wherein, when being cylindric or polygon prism shape, wave band
Selectivity generally is polygon prism structure through device 2 and photoelectric conversion device 3 in order to meet construction requirement, in Fig. 1,
Outermost structure is infrared source 1, and in Fig. 2, outermost structure is photoelectric conversion device 3；When being spherical, band selective
Chondritic is preferably spliced into using the smaller laminated structure of area through device 2 and photoelectric conversion device 3.
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, moreover,
The setting of photoelectric conversion device 3 is arranged into radiator structure in outermost on photoelectric conversion device 3, high temperature is reduced and photoelectricity is turned
The influence of changing 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 ceramic honey comb structure as an example, ceramic honey comb structure includes linear through-hole, and linear through-hole is radiation-curable to penetrate linear type
Radiation energy, and nonlinear radiation energy then projects on honeycomb ceramic body, and honeycomb ceramic body absorbs thermal energy and passes again
Infrared source 1 is led back to, and then remains that linear radiation energy projects band selective and penetrates device 2, improves radiation
The transmission efficiency of the energy, and avoid energy waste.
Wave band radiation energy-storing and power-generating system further includes the radiation energy that specific band is received for adjusting photoelectric conversion device 3
Measure adjusted and controlled the 5 of area.When the radiation energy of infrared source 1 is sufficient, and needs to control generated energy, can be used adjusted and controlled
The reception of 5 pairs of radiation energies regulates and controls.Main control methods are the radiation for adjusting photoelectric conversion device 3 and receiving specific band
The area of energy, i.e., when receiving area change is small, the radiation energy for the specific band that corresponding photoelectric conversion device 3 receives subtracts
It is small, to reduce generated energy, realize regulation and control.
Specifically, as shown in figure 9, the reflection of multiple energy reflecting radiation energies is arranged in wave band radiates energy-storing and power-generating system
Plate, e.g., multiple reflecting plates are arranged is arranged multiple rotatable reflecting plates in band selective through device 2, wherein reflecting plate with
Dynamic for shaft rotation with one end that band selective is connect through device 2, in figure, the reflection board status of solid line penetrates for band selective
The maximum receiving area state of device 2, when needing generated energy, by driving multiple reflecting plates to rotate in same direction, to waveband selection
Property through device 2 surface generate it is certain block, i.e., the dashed lines states in figure, partial radiation energy are saturating through band selective
Device 2 is crossed, partial radiation energy returns to infrared source 1 by baffle reflection, to realize control generated energy, the angle of rotation of reflecting plate
Degree 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, when the shape that wave band radiates energy-storing and power-generating system shape is cylindric or polygon prism shape, hot spoke
Penetrate source 1, band selective overlaps through the central axis of device 2 and photoelectric conversion device 3, when wave band radiates energy storing and electricity generating
When the shape of system shape is spherical, infrared source 1, band selective are mutual through the centre of sphere of device 2 and photoelectric conversion device 3
It overlaps.
A kind of wave band radiation energy-storing and power-generating system array, including multiple above-mentioned wave bands radiate energy-storing and power-generating system.Each
It is a generator unit that wave band, which radiates energy-storing and power-generating system, and multiple wave band radiation energy-storing and power-generating systems form the battle array of heat to electricity conversion
Row.Using the form of array, unit-modularized processing, generated energy is controllable, and easy disassembly operation and the maintenance and repair in later stage.
Under normal circumstances, the maximum generating watt of multiple wave band radiation energy-storing and power-generating systems can meet power generation requirements, in maximum
When generated energy requires, whole wave band radiation energy-storing and power-generating systems in array are opened；It, can be by part when needing to turn generated energy down
The infrared source 1 and band selective of wave band radiation energy-storing and power-generating system are detached through device 2 with photoelectric conversion device 3, are reduced
The band selective of power generation penetrates the quantity of device 2 and photoelectric conversion device 3, and generated energy is turned in realization down.
As shown in figure 11, wave band radiation energy-storing and power-generating system is saturating to be followed successively by infrared source 1, band selective from outside to inside
Cross the structure of device 2, photoelectric conversion device 3；
The shape of infrared source 1 is multi-edge column-shaped, and multiple wave band radiation energy-storing and power-generating systems are in honeycomb arrangement, adjacent
At least one face is bonded to each other between two infrared sources 1.Using the form of honeycomb arrangement so that adjacent infrared source 1
Between play the role of heat preservation each other, can reduce thermal loss and save isothermal holding needed for cost.
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 (23)
1. a kind of wave band radiates energy-storing and power-generating system, which is characterized in that penetrate device and light including infrared source, band selective
Electrical switching device, the infrared source include the heat-storing device that can be exchanged heat therewith, the infrared source and photoelectric conversion device it
Between all or part of space be vacuum state；The only radiation energy energy of specific band in the radiation energy of the infrared source
Device is penetrated through the band selective, the radiation energy of remaining wave band reflects back into the infrared source, the certain wave
The radiation energy of section is projected to photoelectric conversion device and is converted to electric energy.
2. wave band according to claim 1 radiates energy-storing and power-generating system, which is characterized in that the heat accumulation in the heat-storing device
Medium is phase-change thermal storage medium.
3. wave band according to claim 1 radiates energy-storing and power-generating system, which is characterized in that the band selective is through dress
It sets and is set on the outside of the photoelectric conversion device, the infrared source is set in the outside that the band selective penetrates device,
The radiation energy ecto-entad of the infrared source specific band projects the light through the band selective through device
Electrical switching device.
4. wave band according to claim 1 radiates energy-storing and power-generating system, which is characterized in that the band selective is through dress
It sets and is set on the outside of the infrared source, the photoelectric conversion device is set in the outside that the band selective penetrates device,
The radiation energy of the infrared source specific band projects the light through the band selective through device from inside to outside
Electrical switching device.
5. radiating energy-storing and power-generating system according to claim 1-4 any one of them wave bands, which is characterized in that the infrared source
At least by a kind of offer energy in electric energy, solar energy, nuclear energy, chemical energy, biomass energy, all kinds of waste heats, the fossil fuel type energy
Amount.
6. radiating energy-storing and power-generating system according to claim 1-4 any one of them wave bands, which is characterized in that the waveband selection
Property through device include at least a piece of band selective penetrate piece.
7. wave band according to claim 6 radiates energy-storing and power-generating system, which is characterized in that the band selective is through dress
It sets and penetrates piece including band selective described at least two panels, a piece of band selective therein is ITO plated film glass through piece
Glass piece.
8. radiating energy-storing and power-generating system according to claim 1-4 any one of them wave bands, which is characterized in that the infrared source
Surface have enhanced rad coating.
9. wave band according to claim 8 radiates energy-storing and power-generating system, which is characterized in that the enhanced rad coating is spy
Standing wave section enhanced rad coating.
10. wave band according to claim 1 radiates energy-storing and power-generating system, which is characterized in that the photoelectric conversion device is
Photovoltaic electrification component.
11. the wave band according to claim 1 or 10 radiates energy-storing and power-generating system, which is characterized in that the opto-electronic conversion dress
It is set to crystal silicon electrification component, the wave band of the radiation energy of the specific band is 600-900nm.
12. the wave band according to claim 1 or 10 radiates energy-storing and power-generating system, which is characterized in that the opto-electronic conversion dress
It is set to GaAs electrification component, the wave band of the radiation energy of the specific band is 500-850nm.
13. the wave band according to claim 1 or 10 radiates energy-storing and power-generating system, which is characterized in that the opto-electronic conversion dress
It is set to cadmium telluride electrification component, the wave band of the radiation energy of the specific band is 550-850nm.
14. the wave band according to claim 1 or 10 radiates energy-storing and power-generating system, which is characterized in that the opto-electronic conversion dress
It is set to copper indium gallium selenide electrification component, the wave band of the radiation energy of the specific band is 450-1000nm.
15. wave band according to claim 10 radiates energy-storing and power-generating system, which is characterized in that the photovoltaic electrification component is
Focusing photovoltaic generation module.
16. wave band according to claim 15 radiates energy-storing and power-generating system, which is characterized in that the concentrating photovoltaic power generation group
Part includes at least one set of condenser mirror for reflecting the radiation energy of the specific band and for receiving the certain wave
The double-side cell piece of the radiation energy of section.
17. wave band radiates energy-storing and power-generating system according to claim 15 or 16, which is characterized in that the condensation photovoltaic hair
Electrical component includes radiator or heat utilization device.
18. wave band according to claim 3 or 4 radiates energy-storing and power-generating system, which is characterized in that the infrared source/institute
State that photoelectric conversion device is cylindrical, polygon prism shape or spherical.
19. wave band according to claim 18 radiates energy-storing and power-generating system, which is characterized in that the infrared source with it is described
Band selective is equipped with the direction structure projected for making radiation energy orient between penetrating device.
20. wave band according to claim 19 radiates energy-storing and power-generating system, which is characterized in that the direction structure is directed toward institute
State the axle center of photoelectric conversion device/infrared source.
21. wave band according to claim 1 radiates energy-storing and power-generating system, which is characterized in that further include described for adjusting
Photoelectric conversion device receives the adjusted and controlled of the radiation energy area of specific band.
22. a kind of wave band radiates energy-storing and power-generating system array, which is characterized in that including multiple such as any one of claim 1-21 institutes
The wave band radiation energy-storing and power-generating system stated.
23. wave band according to claim 22 radiates energy-storing and power-generating system array, which is characterized in that the wave band radiation storage
Can electricity generation system be followed successively by from outside to inside infrared source, band selective penetrate device, photoelectric conversion device structure；
The shape of the infrared source is multi-edge column-shaped, and multiple wave band radiation energy-storing and power-generating systems are in honeycomb arrangement, phase
At least one face is bonded to each other between two adjacent infrared sources.
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| CN107863920A (en) * | 2017-11-24 | 2018-03-30 | 北京实力源科技开发有限责任公司 | A kind of wave band radiation energy-storing and power-generating system and array |
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| CN107863920A (en) * | 2017-11-24 | 2018-03-30 | 北京实力源科技开发有限责任公司 | A kind of wave band radiation energy-storing and power-generating system and array |
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