CN103429967A - Fiber-based transmission system for solar energy system and method of providing and using the same - Google Patents
Fiber-based transmission system for solar energy system and method of providing and using the same Download PDFInfo
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- CN103429967A CN103429967A CN2012800134931A CN201280013493A CN103429967A CN 103429967 A CN103429967 A CN 103429967A CN 2012800134931 A CN2012800134931 A CN 2012800134931A CN 201280013493 A CN201280013493 A CN 201280013493A CN 103429967 A CN103429967 A CN 103429967A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4298—Coupling light guides with opto-electronic elements coupling with non-coherent light sources and/or radiation detectors, e.g. lamps, incandescent bulbs, scintillation chambers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
- F24S23/12—Light guides
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
- F24S23/30—Arrangements for concentrating solar-rays for solar heat collectors with lenses
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
- F24S23/70—Arrangements for concentrating solar-rays for solar heat collectors with reflectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
- F24S23/70—Arrangements for concentrating solar-rays for solar heat collectors with reflectors
- F24S23/71—Arrangements for concentrating solar-rays for solar heat collectors with reflectors with parabolic reflective surfaces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
- F24S23/70—Arrangements for concentrating solar-rays for solar heat collectors with reflectors
- F24S23/74—Arrangements for concentrating solar-rays for solar heat collectors with reflectors with trough-shaped or cylindro-parabolic reflective surfaces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
- F24S23/70—Arrangements for concentrating solar-rays for solar heat collectors with reflectors
- F24S23/80—Arrangements for concentrating solar-rays for solar heat collectors with reflectors having discontinuous faces
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/04—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings formed by bundles of fibres
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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Abstract
In some embodiments, a solar energy system can include: (a) at least one solar collector, the at least one solar collector having: (1) one or more fiber optic cables; (2) a receiver with focusing optics configured to focus solar radiation into the one or more fiber optic cables; and (3) at least one concentrating reflector configured to re-direct the solar radiation to the receiver; and (b) one or more converting elements coupled to the one or more fiber optic cables, the one or more converting elements configured to convert the solar radiation into one or more other forms of energy. Other embodiments are disclosed.
Description
The cross reference of related application
The application requires to enjoy the U.S. Provisional Application the 61/432nd of submitting on January 14th, 2011, the rights and interests of No. 955.
Technical field
Present invention relates in general to a kind of solar energy system, more specifically, relate to and utilize at solar collector and be positioned at the fibre bundle between conversion element at a distance, and the method that provides and use it.
Background technology
Four kinds of solar utilization techniques of main existence.The first technology that is expressed as the passive type solar energy device is taked the form of solar heater and roof solar cell panel, and the pipe extended is below just heated by the solar radiation of incident; Heat is delivered to by the fluid of passive type solar energy device or air.Yet, for example, to such an extent as to the general too low great majority that need heat that can not be used directly under HTHP of passive type solar energy radiation intensity are applied (, HVAC(heating and ventilation and the air-conditioning in running), industrial process heat, turbine etc.).Another kind of heliotechnics adopts the form of panel solar photovoltaic (PV) battery that comprises semiconductor devices.These devices are directly changed into electricity by the solar radiation of incident; Electric energy output is the direct function of the area of PV array.
It is another kind of that solar energy " collector " is considered to, its be designed to by the solar radiation of incident from large regional reflex to less focal zone to assemble (collection) solar radiation, thereby produce the large calorimetric (thereby realizing higher temperature and pressure) that can be passed to the fluid mobile in focal zone, be suitable for: (a) need the various application of the heat of desired qualities, such as industrial process heat, HVAC heating and cooling, desalination, dehydration etc.; (b) thus produce steam to drive the turbine generating.
Recently, explored hybrid technology, wherein, solar collector uses together with the PV battery of specific type; The solar energy collecting technology is located on special smallest number photovoltaic cell (being called as collector PV battery) focal zone of high-intensity solar radiation beam-pointing collector.Therefore, the advantage together with the gathering solar collector of PV battery with respect to flat panel collector is, their utilize basically semi-conducting material more in a small amount, simultaneously to produce on electric energy efficiency higher.
Under any circumstance, the solar collector technology is all the most widely used in needs heat or the application that needs electricity still both to need.With passive solar energy technology or PV battery technology, compare, solar collector provides heat with low-cost and high efficiency.
Regardless of the type of adopted solar collector or collector, the most conventional system setting has the reality " reception structure " (PV battery, heat/flow element) of receiving optics.As a result, receive structure and must be exposed to environment, and be damaged, problem of aging etc. on every side.
Therefore, not affected by environment and allow the equipment of more efficient and the solar utilization technique that cost is lower or system to exist to need maybe may benefit from it for allowing protection to receive structure.
The accompanying drawing explanation
For ease of further embodiment being described, the accompanying drawing below providing, wherein:
Fig. 1 shows the isometric view according to the solar energy system of the first embodiment;
Fig. 2 shows the side view according to the solar collector of Fig. 1 solar energy system of the first embodiment;
Fig. 3 shows along the cutaway view of the I-I line (Fig. 1) of the receiver of Fig. 1 solar collector according to the first embodiment;
Fig. 4 shows the isometric view according to the solar energy system of the second embodiment;
Fig. 5 shows the isometric view according to the solar energy system of the 3rd embodiment;
Fig. 6 shows the isometric view according to the solar energy system of the 4th embodiment;
Fig. 7 shows the isometric view according to the solar energy system of the 5th embodiment;
Fig. 8 shows the flow chart of embodiment that the light from the sun is converted to the method for one or more other form of energy;
Fig. 9 illustrates the flow chart of the embodiment that the method for solar energy system to gather solar radiation is provided;
Figure 10 shows the flow chart according to the exemplary embodiment of the behavior that at least one solar collector is provided of an embodiment; And
Figure 11 shows the flow chart according to the exemplary embodiment of the behavior that one or more fiber optic cables is attached to one or more conversion elements of an embodiment.
The specific embodiment
Simple and clear and clear in order to make to illustrate, accompanying drawing shows building mode substantially, and may omit the details of well-known feature and technology, to avoid unnecessarily obscuring the present invention.In addition, the element in accompanying drawing is not necessarily drawn in proportion.For example, in figure, the size of some elements may be exaggerated to help improve the understanding to the embodiment of the present invention with respect to other element.In different figure, identical Reference numeral means identical element.
(if present) such as term in specification and claims " first ", " second ", " the 3rd ", " the 4 " is for the differentiation between similar components, and not necessarily certain order or time sequencing will be described.It being understood that these used terms can exchange in appropriate circumstances, thus embodiment described herein, for example can be to be different from the operation in tandem that this paper is shown or describe.In addition, term " comprises " and " having " and their any modification are intended to contain comprising of nonexcludability, thereby the process, method, system, goods, device or the equipment that comprise a row element not necessarily are limited as these elements, but can comprise and not listing especially or other element that this process, method, system, goods, device or equipment are intrinsic.
(if present) such as term in specification and claims " left side ", " right side ", 'fornt', 'back', " top ", " end ", " top ", " belows " is for illustrative purpose, and not necessarily describes permanent relative position.It being understood that these used terms can exchange in appropriate circumstances, thus the embodiment of the present invention described herein, for example can be to be different from the orientation operation that this paper is shown or describe.
Term " connection ", " connection ", " connection ", " connection " etc. should broadly be understood, and refer to electricity, machinery and/or other mode and connect two or more elements or signal.Two or more electric devices can electrically connect, but can not mechanically or otherwise connect; Two or more mechanical organs can mechanical attachment, but can not electricity ground or otherwise connect.Connection can have any time length, for example permanent or semi-permanent or be only in a flash.
No matter " electrically connect " etc. and should broadly be understood, comprise the connection that relates to any signal of telecommunication, be the combination of power signal, data-signal and/or other type or the signal of telecommunication." mechanical attachment " etc. should broadly be understood, and comprises all types of mechanical attachment.
Lack the wordings such as " removedly ", " removable " near word " connection " etc., do not mean that discussed connection etc. is removable or is not removable.
In some instances, solar energy system can comprise: (a) at least one solar collector, and this at least one solar collector has: (a) one or more fiber optic cables; (2) there is the receiver that is configured to solar radiation is focused to the focusing optics in described one or more fiber optic cables; And (3) are configured to make solar radiation to redirect at least one investigation on several focus reflectors of receiver; And the one or more conversion elements that (b) are attached to described one or more fiber optic cables, these one or more conversion elements are configured to solar radiation is converted to the energy of one or more other forms.
In many examples, solar array can comprise: (a) two or more solar collectors, and each in described two or more solar collectors has: (1) receiver; (2) one or more investigation on several focus reflectors, be configured to make light to redirect to receiver; And (3) first fibre bundles, receiver is configured to make light to gather in this first fibre bundle; (b) combination unit, be attached in described two or more solar collectors the first fibre bundle of each, and be configured to make in described two or more solar collectors the light in each the first fibre bundle to be gathered into gathered light; And (c) at least one conversion equipment, being attached to combination unit, this at least one conversion equipment is configured to make gathered light to change the energy of one or more other forms into.
Various embodiment relate to a kind of method that sunshine is converted to the energy of one or more other forms.The method can comprise: use at least one first investigation on several focus reflectors to make sunshine redirect to the first receiver; Light is focused in first fibre bundle at the first receiver place; Use the first fibre bundle that light is transferred to at least one conversion equipment from the first receiver; Light is converted to the energy of described one or more other forms with described at least one conversion equipment of use.
Some embodiment relate to a kind of solar energy system that provides to gather the method for solar radiation.The method can comprise: at least one solar collector is provided, provides at least one solar collector to comprise: the receiver with focusing optics is provided; Provide and be configured to make solar radiation to redirect at least one investigation on several focus reflectors of receiver; One or more fiber optic cables are provided; And focusing optics is attached to described one or more fiber optic cables, thereby focusing optics focuses in one or more fiber optic cables solar radiation; The one or more conversion elements that are configured to solar radiation is converted to the energy of one or more other forms are provided; And described one or more fiber optic cables are attached to described one or more conversion element.
Forward accompanying drawing to, Fig. 1 shows the isometric view according to the solar energy system 100 of the first embodiment.Fig. 2 shows the side view according to the solar collector 120 of the solar energy system 100 of the first embodiment.Fig. 3 shows along the cutaway view of the I-I line (Fig. 1) of the receiver 110 of the solar collector 120 according to the first embodiment.Solar energy system 100 is only exemplary, and is not limited to the embodiment that this paper provides.Solar energy system 100 can be applied in many different embodiment or example that this paper do not specifically illustrate or describe.
Forward Fig. 1-3 to, in certain embodiments, solar energy system 100 can comprise: (a) at least one solar collector 120(, solar collector); And (b) one or more conversion equipments or element 130, be configured to solar radiation (that is, light) is converted to the energy (for example, heat energy, mechanical energy and/or electric energy) of one or more other forms.
In some instances, solar collector 120 can comprise: (a) be attached to one or more fiber optic cables 111(of conversion element 130, fibre bundle); (b) receiver 110; (c) be configured to make solar radiation to redirect at least one investigation on several focus reflectors 121 of receiver 110; (d) supporting construction 122; And (e) mounting structure 123.Solar energy system 100 can relate to the various improvement of solar energy system, and the fibre bundle of the pipeline that these improvement can be by being used as collected solar radiation is transferred to and is positioned at conversion element at a distance and realizes with the solar radiation by collecting.
In the example shown in Fig. 1-2, receiver 110 is positioned at the focal zone of investigation on several focus reflectors 121.In other embodiments, one or more secondary reflector are positioned at investigation on several focus reflectors 121(, elementary reflector) focal zone, receiver 110 is positioned at the base portion (that is, zone 129) of solar collector 120.In some instances, secondary reflector can comprise cassegrain reflector.
As shown in Figure 3, receiver 110 can comprise: (a) focusing optics 312, and solar radiation is gathered in fiber optic cables 111; (b) ferrule arrangement 313, are configured to keep at least a portion (for example, the end of fiber optic cables 111) of fiber optic cables 111; And (c) main body 314, be configured to keep the fiber optic cables 111 of focusing optics 312, ferrule arrangement 313 and part.
In some instances, by making reflector 121(Fig. 1-2) gather focusing optics 312, and make solar radiation R change direction.Focusing optics 312 can with fiber optic cables 111 optical alignments so that solar radiation R assembles or focuses in fiber optic cables 111.That is to say, in some instances, the solar radiation R come in is by the focusing optics 312 that is positioned at receiver 110.Fiber optic cables 111 are positioned in the ferrule arrangement 313 be arranged in receiver 110 and are positioned to for receiving the focusing output from focusing optics 312.
In some instances, the zone 315 between focusing optics 312 and fiber optic cables 111 is filled by air.In other example, zone 315 can be filled by inert gas.In identical or different example, can be to the air in zone 315 or inert gas pressurization.
In some instances, for example, if secondary reflector (, cassegrain reflector) be positioned at investigation on several focus reflectors 121 focal zone (Fig. 1 and 2) and if receiver 110 be positioned at the base portion of solar collector 120, receiver 110 does not comprise the focusing optics 312 that is arranged in receiver 110.In these examples, secondary reflector can play the effect of focusing optics.In other example, solar collector 120 can comprise secondary reflector and focusing optics 312.
Focusing optics 312 can comprise at least one lens.These lens can be configured to solar radiation R is focused in fiber optic cables 111.In identical or different example, lens and fibre bundle can have broadband anti-reflection coating and optical correction coating.Lens combination also can consist of a plurality of elements, includes but not limited to the collimation lens connected with collector lens.
In many examples, fiber optic cables 111 can be by two or the more bundles that optical fiber forms.One end of fiber optic cables 111 could be attached to receiver 110 to receive solar radiation R.The other end of fiber optic cables 111 could be attached to conversion element 130.Conversion element 130 can be converted to solar radiation the energy of other form.
Use fiber optic cables 111 to allow solar radiation R to be transferred to the position away from solar collector 120, to be converted to the energy of another form.Traditional solar energy system converts solar radiation at the receiver place energy of other form.In solar energy system 100, use fiber optic cables 111 that some advantages are provided.At first, conversion element needn't be positioned at same place with solar collector 120.Therefore, for example, by solar radiation is transported to the fiber optic cables 111 of conversion element 130 from receiver 110, conversion element can be placed in the building for example be positioned at, with solar collector 120 spaced apart (, 10 meters (m), 100m, 1000m or farther).Conversion element is placed on to interior of building can be increased the life-span of conversion element 130 and reduce and safeguard and installation cost.
In addition, as following described for the second embodiment shown in Fig. 4, use the fiber optic cables 111 in Fig. 1-3 to allow to be combined into single gathering sun light beam from the solar radiation of two or more solar collectors.Therefore, replace having a plurality of conversion elements, solar energy system can have the single conversion element shared between two or more solar collectors.The quantity that reduces conversion element can increase the efficiency of system and reduce costs significantly.
The fiber optic cables 111 of Fig. 1-3 can be multimode fibre or single-mode fiber.The size that forms each optical fiber of fibre bundle can be different.Optical fiber consists of inner core and oversheath.In some instances, inner core can be manufactured to has a refractive index, and oversheath for example, consists of the material with different refractivity (, transparent material).In various embodiments, the diameter of fibre bundle can be the size of solar collector and given optical fiber at the function of the maximum intensity that keeps maximum transmitted efficiency and suitably can bear in the life-span.
In one embodiment, fiber optic cables 111 can have approximately the common diameter of 3 millimeters or about 1-5 millimeter.In one example, each optical fiber in fiber optic cables 111 can have approximately the diameter of 9 microns or about 5-15 micron.Fiber optic cables 111 can have a large amount of solar radiations of permission and gather the high-energy-density in fiber optic cables 111 with little energy loss.For example, fiber optic cables 111 can have the energy density of every square metre of 9 megawatts, the loss that every sq-km is 1/10 decibel.In some instances, each fiber optic cables 111 can have glass core, plastic core or air-core, has glass or plastic sheath around core.In various embodiments, each fiber optic cables 111 can be photonic crystal fiber.
Investigation on several focus reflectors 121 can be configured to by the solar radiation of incident from large regional reflex to less focal zone to assemble (that is, collecting) solar radiation.In some instances, investigation on several focus reflectors 121 can be the parabolic point collector.This parabolic point collector can comprise and is arranged to be used to form a plurality of curved mirrors that the solar radiation of will come in focuses on the parabolic reflector in single focal zone.
In other embodiments, investigation on several focus reflectors 121 can have spindle toroid geometry (for example, referring to Fig. 4 solar collector 420,440,442 and 444).That is to say, in some instances, investigation on several focus reflectors 121 can comprise two or more concentric reflectors (as shown in Figure 4), and each reflector has spindle toroid geometry.In various examples, each in reflector can comprise that the layout with capstone is maintained at two or more independent reflection petals of appropriate location with one heart.Each reflection petal can have monocoque, and the reflecting surface that wherein reflects petal bears most torsion and bending stress.In other embodiments, other geometry and design can be for investigation on several focus reflectors 121(for example, solar trough, Fresnel reflection device etc.).
In various embodiments, investigation on several focus reflectors 121 can consist of glass reflector (for example,, such as the reflective surface coatings of silver nitrate with for the protection of the glass cover of reflecting surface).In other example, investigation on several focus reflectors 121 can have the minute surface for example, consisted of passivation aluminium lip-deep one deck passivation aluminium of another material (or be arranged on), highly reflective dielectric material, polymer, ultra-thin glass (, 50 microns or less) etc.The reflectivity of the expected degree of investigation on several focus reflectors 121 can be provided by various alloys and/or Surface Machining.
In some instances, supporting construction 122 can comprise concrete mats or other the similar structure that is configured to solar collector 120 is installed to securely ground.Mounting structure 123 can be used for investigation on several focus reflectors 121 is connected to supporting construction 122.Although do not illustrate, but in some instances, supporting construction 122 and/or mounting structure 123 can comprise for manual and/or automatic the investigation on several focus reflectors 121 that makes and move servo control mechanism and/or other mechanical device with sun-tracing motion in a day or year.
In some instances, conversion element 130 can comprise hot receiver (for example, Stirling engine).In certain embodiments, the solar radiation from the gathering of fiber optic cables 111 for example can be directed to (that is, focusing on), to heat transmission medium (, various fluids, gas or salt).The solar radiation of assembling can be heated heat transmission medium, and can be used in various application, comprises industrial process heat, HVAC heating and cooling, desalination, dehydration etc., thereby or generates electricity with the driving turbine for generation of steam.
In other example, conversion element 130 can be configured to solar radiation directly is converted to electric energy.For example, conversion element 130 can comprise one or more photovoltaic cells (for example, collector photovoltaic cell).In this example, be aggregated light is converted on the zonule of electric solar energy photovoltaic material from the solar radiation of the gathering of fiber optic cables 111.In one example, can use multi-junction photovoltaic battery.
In addition, solar energy system 100 can be by integrating optical modulation device (such as Mach-Zehnder (Mach-Zehnder) interferometer) from assembled solar radiation and produce alternating current (AC) electrical output signal with conversion element 130.By using conventional electrical power signal as the data that are input to the Mach Zehnder interference instrument, the solar radiation of gathering can be converted into the AC electrical output signal.
In other embodiments, conversion element 130 can comprise the combination of various conversion elements.For example, from the first of the solar radiation of the gathering of fiber optic cables 111, can be imported in hot receiver, the second portion of solar radiation can be imported in one or more photovoltaic cells.
In many examples, conversion element 130 can be positioned at the first building, and solar collector 120 is positioned to separate with the first building or at least in its outside.In identical or different example, conversion element 130, except with fiber optic cables 111 connect, mechanically be not attached to solar collector 120.That is to say, conversion element 130 can be contained in building or any suitable structure away from the physical location of solar collector 120, and avoids damage or aging.And, fibre bundle from a plurality of solar collectors can be imported in single reception structure, thereby provide generally, particularly with traditional solar energy system, compares significantly reduced solar energy system 100 and solar collector 120 and the conversion element 130 of realizing significant efficiency increase and initial cost and maintenance cost.Efficiency can increase approximately 14% to approximately 42%, and cost can reduce approximately 66%.As an example, the cost of the typical every watt electricity (W) of solar energy collector system in not subsidy situation is about $ 6/W, and solar energy system described herein can have the cost of about $ 2/W.In addition, can make the fibre bundle path extend in house (or business) house, photovoltaic cell/thermal cell etc. are located immediately in the building that will use the solar energy that is converted to another form.The subject matter of the current method of cumulative photovoltaic cell is heat, and it reduces power conversion efficiency (pce) and reduces battery life.In reducing many examples of heat affecting, use filter to remove the wavelength that those do not produce electric energy.Wavelength not can be discarded in atmosphere.In some instances, receiver 130 can be isolated as the light wavelength of cumulative photovoltaic cell and for this purpose, will remain wavelength simultaneously and deliver to the hot thermoconverter of generation.
Forward another embodiment to, Fig. 4 illustrates the isometric view according to the solar energy system 400 of the second embodiment.Solar energy system 400 is only exemplary, and is not limited to the embodiment that this paper provides.Many different embodiment or example that solar energy system 400 can not specifically illustrate or describe for this paper.
In certain embodiments, solar energy system 400 can be the solar collector array, and can comprise: (a) two or more solar collectors 420,440,442 and 444; (b) at least one conversion equipment or element 430, be configured to solar radiation (that is, light) is converted to the energy (for example, heat energy, mechanical energy and/or electric energy) of one or more other forms; (c) fiber optic cables 411,441,443,445 and 451; (d) combination unit 450, are configured to receive the solar radiation from fiber optic cables 411,441,443 and 445, and are configured to the light of fiber optic cables 411,441,443 and 445 is gathered in fiber optic cables 451.
In some instances, solar collector 420 can comprise: (a) receiver 410; (b) two or more investigation on several focus reflectors 424 and 425; (c) at least one secondary reflector 412; (d) supporting construction 422; And (e) mounting structure 423.In various embodiments, it is respectively the part of solar collector 420,440,442 and 444 that fiber optic cables 411,441,443 and 445 can be considered to, and can with fiber optic cables 111(Fig. 1) similar or identical.Solar energy system 400 can relate to the various improvement of solar energy system, and the fibre bundle of the pipeline that these improvement can be by being used as collected solar radiation is transferred to and is positioned at conversion element at a distance and realizes with the solar radiation by collecting.
In some instances, receiver 410 can be similar or identical with the receiver 110 of Fig. 3.Similarly, conversion element 430 can be similar or identical with conversion element 130.Solar collector 440,442 can be similar or identical with solar collector 420 with 444.In many examples, fiber optic cables 411,441,443 and 445 can be attached to respectively combination unit 450 by the receiver of solar collector 420,440,442 and 444.
In various examples, solar collector 420,440,442 and 444 separates with combination unit 450 and conversion element 430.In many examples, combination unit 450 and conversion element 430 are arranged in the first structure 460, and solar collector 420,440,442 and 444 is not arranged in the first structure or is attached to the first structure.Solar collector 420,440,442 and 444 for example is positioned to, at a distance of the predetermined non-zero distance (, 5m, 50m, 500m or farther distance) of the first structure 460.
Forward another embodiment to, Fig. 5 shows the isometric view according to the solar energy system 500 of the 3rd embodiment.Solar energy system 500 is only exemplary, and is not limited to the embodiment that this paper provides.Many different embodiment or example that solar energy system 500 can not specifically illustrate or describe for this paper.
In certain embodiments, solar energy system 500 can be the solar collector array, and can comprise: (a) two or more solar collectors 520,540,542,544 and 546; (b) at least one conversion equipment or element 530, be configured to solar radiation (that is, light) is converted to the energy (for example, heat energy, mechanical energy and/or electric energy) of one or more other forms; (c) fiber optic cables 511,541,543,545 and 547; (d) combination unit 550, are attached to fiber optic cables 511,541,543,545 and 547.In some instances, can be considered to be respectively the part of solar collector 520,540,542,544 and 546 to fiber optic cables 511,541,543,545 and 547.
Solar collector 520,540,542,544 can be similar or identical with 4 solar collector 120 or 420 difference with Fig. 1 with 546.Fiber optic cables 511,541,543,545 and 547 are attached to combination unit 550 by solar collector 520,540,542,544 and 546 respectively, and can with fiber optic cables 111(Fig. 1), 411,441,443 and/or 445(Fig. 4) similar or identical.In some instances, combination unit 550 can be integrating sphere.
In some instances, conversion element 530 can comprise: (a) two or more thermal conversion elements 531,533,534,535 and 536; And (b) heat exchanger 537.Thermal conversion element 531,533,534,535 and 536 can be positioned at combination unit 550.Each thermal conversion element 531,533,534,535 and 536 is arranged to receive respectively along fiber optic cables 511,541,543,545 and 547 signals of propagating.Then the heat energy from whole fiber optic cables 511,541,543,545 and 547 passes through heat exchanger 537, and heat exchanger 537 comprises the hot fluid input/output path, as shown in Figure 5.
In the embodiment shown in fig. 5, fiber optic cables 511,541,543,545 and 547 assemble to form optics boiler (optical boiler), are configured to produce the heat energy that the order of magnitude improves with respect to the hot system of the tradition based on solar radiation.
In addition, use solar energy system 500, can also be by optical modulation device (such as the Mach Zehnder interference instrument) and conversion element 530 being integrated from along fiber optic cables 511,541,543,545 and 547 radiation of coming in of propagating, producing the AC electrical output signal.By using conventional electrical power signal as the data that are input to the Mach Zehnder interference instrument, the solar radiation of gathering can be converted into the AC electrical output signal.
Forward another embodiment to, Fig. 6 shows the isometric view according to the solar energy system 600 of the 4th embodiment.Solar energy system 600 is only exemplary, and is not limited to the embodiment that this paper provides.Many different embodiment or example that solar energy system 600 can not specifically illustrate or describe for this paper.
In certain embodiments, solar energy system 600 can be the solar collector array, and can comprise: (a) two or more solar collectors 620,640 and 642; (b) at least one conversion equipment or element 430, be configured to solar radiation (that is, light) is converted to the energy (for example, heat energy, mechanical energy and/or electric energy) of one or more other forms; (c) one or more fiber optic cables 611; And the receiver 610 that (d) is attached to fiber optic cables 611.In some instances, can be considered to be respectively the part of solar collector 620,640 and 642 for receiver 610 and fiber optic cables.
In some instances, solar collector 620 can comprise: (a) at least one investigation on several focus reflectors 621; (b) supporting construction 622; And (c) mounting structure 623.Solar energy system 600 can relate to the various improvement of solar energy system, and the fibre bundle of the pipeline that these improvement can be by being used as collected solar radiation is transferred to and is positioned at conversion element 430 at a distance and realizes with the solar radiation by collecting.Solar collector 640 can be similar or identical with solar collector 620 with 642.
In this example, solar energy system 600 has the structure of solar electrical energy generation tower.That is, replace each solar collector 620,640 and 642 to have the receiver of himself, receiver 610 is positioned at power generation column 615 places.
Solar collector 620,640 and 642 makes solar radiation redirect to receiver 610.Receiver 610 makes to change nyctitropic solar radiation and focuses to fiber optic cables 611.In some instances, receiver 610 can be considered to the one or more part in solar collector 620,640 and 642.Fiber optic cables 611 are transferred to the radiation of gathering to be positioned at conversion element 430 at a distance from receivers 610.Fiber optic cables 611 can with fiber optic cables 111(Fig. 1), 411,441,443,445,447(Fig. 4), 511,541,543,545 and/or 547(Fig. 5) similar or identical.In addition, in certain embodiments, fiber optic cables 611 can be considered to the one or more part in solar collector 620,640 and 642.
Forward another embodiment to, Fig. 7 shows the isometric view according to the solar energy system 700 of the 5th embodiment.Solar energy system 700 is only exemplary, and is not limited to the embodiment that this paper provides.Many different embodiment or example that solar energy system 700 can not specifically illustrate or describe for this paper.
In certain embodiments, solar energy system 700 can comprise: (a) at least one solar collector 720; And (b) one or more conversion equipments or element 130, be configured to solar radiation (that is, light) is converted to the energy (for example, heat energy, mechanical energy and/or electric energy) of one or more other forms.
In some instances, solar collector 720 can comprise: (a) one or more fiber optic cables 711 are attached to conversion element 130; (b) receiver 710; (c) at least one investigation on several focus reflectors 721, be configured to make solar radiation to redirect to receiver 710; (d) supporting construction 722; And (e) mounting structure 723.Solar energy system 700 can relate to the various improvement of solar energy system, and the fibre bundle of the pipeline that these improvement can be by being used as collected solar radiation is transferred to and is positioned at conversion element 130 at a distance and realizes with the solar radiation by collecting.
In this embodiment, investigation on several focus reflectors 721 can be the paraboloid trough type collector.The paraboloid trough type collector uses the elongated reflection groove with paraboloidal cross section, with the focal line of the focus along extending through the parabola element that forms groove, assembles solar radiation.In this embodiment, receiver 710 is positioned to the focal line along parabolic troughs.Receiver 710 comprises and is configured to focus on the focusing optics in fiber optic cables 711 by by investigation on several focus reflectors 721, changing nyctitropic solar radiation.Fiber optic cables 711 are transferred to the radiation of gathering to be positioned at conversion element 130 at a distance from receivers 710.
Fig. 8 shows the flow chart of an embodiment of method 800 that sunshine is converted to the energy of one or more other forms.Method 800 is only exemplary, and is not limited to the embodiment that this paper provides.Many different embodiment or example that method 800 can not specifically illustrate or describe for this paper.In certain embodiments, the behavior of method 800, step and/or process can be carried out by the order provided.In other embodiments, the behavior of method 800, step and/or process can be carried out by any other suitable order.In other embodiments, one or more can the combination or omit in the behavior of method 800, step and/or process.
With reference to Fig. 8, method 800 comprises uses at least one first investigation on several focus reflectors to make sunshine redirect to the behavior 870 of the first receiver.As an example, investigation on several focus reflectors can with Fig. 1,4,4,6 similar or identical with 7 investigation on several focus reflectors 121,424,425,621 or 721.The first receiver can with Fig. 1,4,5,6 similar or identical with 7 receiver 110,410,510,610 or 710.
Subsequently, the method 800 of Fig. 8 is included in the first receiver place and focuses the light into the behavior 871 in the first fibre bundle.As an example, the first fibre bundle can with Fig. 1,4,5,6 similar or identical with the fiber optic cables 111,411,511,611 or 711 in 7.In some instances, the first receiver can comprise the focusing optics that can be used for focusing the light into the first fibre bundle.
Next, the method 800 of Fig. 8 comprises the behavior 872 that carrys out transmission light with the first fibre bundle.
Next the method 800 of Fig. 8 is to use at least one second investigation on several focus reflectors that sunshine is redirected to the behavior 873 in the second receiver.In some instances, behavior 873 can be similar or identical with behavior 870.
Subsequently, the method 800 of Fig. 8 comprises the light from described at least one the second investigation on several focus reflectors is focused on to the behavior 874 in second fibre bundle at the second receiver place.In some instances, behavior 874 can be similar or identical with behavior 871.In other example, from the light of described at least one the second investigation on several focus reflectors, be focused onto in first fibre bundle at the first receiver place.
Next, the method 800 of Fig. 8 comprises the behavior 875 that carrys out transmission light with the second fibre bundle.In some instances, behavior 875 can be similar or identical with behavior 872.In other example, with the first fibre bundle, transmit the light from the second investigation on several focus reflectors.In other example, method 800 can comprise the extra behavior for extra investigation on several focus reflectors and receiver similar to behavior 873-875.
Subsequently, the method 800 of Fig. 8 comprises and making from the light of the first receiver with from the behavior 876 of the light combination of the second receiver.In some instances, can use combination unit (for example, the combination unit 450 or 550 of Figure 4 and 5) to be combined from the light of the first receiver with from the light of the second receiver.
Next the method 800 of Fig. 8 is to use conversion element at least light to be converted to the behavior 877 of the energy of one or more other forms.In some instances, light can be converted into heat energy, mechanical energy and/or electric energy.As an example, conversion element can with Fig. 1,4 similar or identical with 5 conversion element 130,430 or 530.
Fig. 9 shows the flow chart of the embodiment that the method 900 of solar energy system to gather solar radiation is provided.Method 900 is only exemplary, and is not limited to the embodiment that this paper provides.Many different embodiment or example that method 900 can not specifically illustrate or describe for this paper.In certain embodiments, the behavior of method 900, step and/or process can be carried out by the order provided.In other embodiments, the behavior of method 900, step and/or process can be carried out by any other suitable order.In other embodiments, one or more can the combination or omit in the behavior of method 900, step and/or process.
With reference to Fig. 9, method 900 comprises the behavior 970 that at least one solar collector is provided.As an example, solar collector can with Fig. 1,4,5,6 with 7 solar collector 120,420(and/or 440,442,446), 520(and/or 540,542,544,546), 620(and/or 640,642) or 720 similar or identical.In certain embodiments, Figure 10 shows the flow chart according to the exemplary embodiment of the behavior that at least one solar collector is provided 970 of an embodiment.
With reference to Figure 10, behavior 970 comprises the step 1082 that the receiver with focusing optics is provided.As an example, receiver can with Fig. 1,4,5,6 similar or identical with 7 receiver 110,410,510,610 or 710.Focusing optics can be similar or identical with the focusing optics 312 of Fig. 3.
Subsequently, the behavior 970 of Figure 10 comprises the step 1084 that one or more fiber optic cables are provided.As an example, fiber optic cables can with Fig. 1,4,5,6 similar or identical with 7 fiber optic cables 111,411,511,611 or 711.
Next, the behavior 970 of Figure 10 comprises makes focusing optics be attached to described one or more fiber optic cables, thereby focusing optics focuses on the step 1085 in described one or more fiber optic cables by solar radiation.Similar or the identical mode of mode that focusing optics can be attached to the fiber optic cables 111 with as shown in Figure 3 focusing optics 312 is attached to described one or more fiber optic cables.After step 1085, behavior 970 completes.
Return with reference to Fig. 9, next the method 900 of Fig. 9 is to provide the behavior 971 of one or more conversion elements that is configured to solar radiation is converted to the energy of one or more other forms again.As an example, conversion element can with Fig. 1,4 similar or identical with 5 conversion element 130,430 or 530.
In some instances, the optional behavior 972 that is configured to combination unit that the solar radiation from two or more solar collectors is combined that provides is provided the method 900 of Fig. 9.As an example, combination unit can be similar or identical with the combination unit 450 or 550 of Figure 4 and 5.
Subsequently, the method 900 of Fig. 9 comprises the behavior 973 that described one or more fiber optic cables is attached to described one or more conversion elements.In some instances, Figure 11 illustrates the flow chart of the exemplary embodiment of behavior 973.
With reference to Figure 11, behavior 973 comprises the step 1182 that described one or more fiber optic cables is attached to combination unit.
Next the behavior 973 of Figure 11 is combination unit to be attached to the step 1183 of described one or more conversion elements.After step 1183, behavior 973 and method 900 complete.
Although with reference to specific embodiment, described the present invention, it will be understood by those skilled in the art that, under the condition that does not depart from the spirit or scope of the present invention, can make various changes.Therefore, disclosing of the embodiment of the present invention is intended to illustrate scope of the present invention, rather than restrictive.Desirable, scope of the present invention should only be limited to the desired degree of claims.For example, for those of ordinary skills, it is evident that, the step 1082-1085 of behavior 970-973, Figure 10 of behavior 870-877, Fig. 9 of Fig. 8 and the step 1182-1183 of Figure 11 can be formed and can be carried out with many different orders by many different modules by many different behavior, steps, namely can change any element of Fig. 1-11, and front to some of these embodiment discuss not necessarily mean be to the likely complete description of embodiment.
During arbitrary specific rights requires, desired all key elements are that this specific rights requires embodiment required for protection necessary.Therefore, replace one or more key elements required for protection and form reconstruction but not reparation.In addition, for specific embodiment, benefit, other advantage and issue-resolution have been described.Yet, these benefits, other advantage and issue-resolution and any any one or more key elements that may cause any benefit, advantage or solution to produce or become clearer and more definite, should not be construed as key, essential or necessary feature or the key element of any or all authority requirement, unless these benefits, advantage, solution or key element record are in the claims.
In addition, if embodiment disclosed herein and/or restrictive condition: (1) does not explicitly call in the claims; And (2) be or be the key element addressed in claim under doctrine of equivalents and/or the equivalent of restrictive condition potentially, these embodiment and restrictive condition not under contribution principle for to public.
Claims (20)
1. a solar energy system comprises:
At least one solar collector, this at least one solar collector comprises:
One or more fiber optic cables;
Receiver, this receiver comprises:
Focusing optics, be configured to solar radiation is focused in described one or more fiber optic cables; And
At least one investigation on several focus reflectors, be configured to make solar radiation to redirect to receiver; And
Be attached to one or more conversion elements of described one or more fiber optic cables, these one or more conversion elements are configured to solar radiation is converted to the energy of one or more other forms.
2. solar energy system as claimed in claim 1, wherein:
Described focusing optics comprises and is configured to make solar radiation to focus to the lens in described one or more fiber optic cables.
3. solar energy system as claimed in claim 1 or 2, wherein:
Described receiver is attached to described at least one investigation on several focus reflectors, and is positioned at the focal zone of described at least one investigation on several focus reflectors.
4. as claim 1,2 or 3 described solar energy systems, wherein:
Described at least one investigation on several focus reflectors comprises:
Secondary reflector, be configured to make solar radiation to redirect to described receiver; And
Elementary reflector, be configured to make solar radiation to redirect to described secondary reflector.
5. as claim 1,2,3 or 4 described solar energy systems, wherein:
Described at least one investigation on several focus reflectors comprises:
The first investigation on several focus reflectors, be configured to make solar radiation to redirect to described receiver; And
The second investigation on several focus reflectors, be positioned to contiguous described the first investigation on several focus reflectors and be configured to make solar radiation to redirect to described receiver.
6. as claim 1,2,3,4 or 5 described solar energy systems, wherein:
Described one or more conversion element is positioned at the first building; And
Except at least a portion of described one or more fiber optic cables, described at least one solar collector is positioned at the outside of the first building.
7. as claim 1,2,3,4,5 or 6 described solar energy systems, wherein:
Described one or more conversion element except with mechanically be not attached to solar battery array described one or more fiber optic cables connect.
8. as claim 1,2,3,4,5,6 or 7 described solar energy systems, wherein:
Described one or more conversion element comprises hot receiver.
9. as claim 1,2,3,4,5,6,7 or 8 described solar energy systems, wherein:
Described one or more conversion element comprises the collector photovoltaic cell.
10. as claim 1,2,3,4,5,6,7,8 or 9 described solar energy systems, wherein:
Described one or more conversion element is configured to solar radiation is converted to electric energy at least in part.
11., as claim 1,2,3,4,5,6,7,8,9 or 10 described solar energy systems, also comprise:
Integrating sphere; And
At least one second solar collector, this at least one second solar collector comprises:
One or more the second fiber optic cables;
The second receiver, this second receiver comprises:
The second focusing optics, be configured to the second solar radiation is focused in described one or more the second fiber optic cables; And
At least one second investigation on several focus reflectors, be configured to make the second solar radiation to redirect to the second receiver,
Wherein:
Described integrating sphere is attached to described one or more fiber optic cables and described one or more the second fiber optic cables, and the solar radiation that is configured to make solar radiation in described one or more fiber optic cables and the second solar radiation in described one or more the second fiber optic cables to be combined into gathering; And
Described one or more conversion element is configured to the solar radiation of this gathering is converted to the energy of described one or more other forms.
12. a solar array comprises:
Two or more solar collectors, each in described two or more solar collectors comprises:
Receiver;
One or more investigation on several focus reflectors, be configured to make light to redirect to receiver; And
The first fibre bundle, described receiver is configured to make light to gather in this first fibre bundle;
Combination unit, be attached in described two or more solar collectors the first fibre bundle of each, and be configured to make in described two or more solar collectors the light in each the first fibre bundle to be gathered into gathered light; And
Be attached at least one conversion equipment of described combination unit, this at least one conversion equipment is configured to make gathered light to change the energy of one or more other forms into.
13. solar array as claimed in claim 12, wherein:
Described combination unit comprises integrating sphere.
14. solar array as described as claim 12 or 13, wherein:
Described two or more solar collectors, except the part of the first fibre bundle, separate with described combination unit and described at least one receiving system.
15. as claim 12,13 or 14 described solar arrays, wherein:
Described combination unit and described at least one conversion equipment are arranged in the first structure;
In described receiver and described two or more solar collectors, the described one or more investigation on several focus reflectors of each are not arranged in the first structure; And
In described receiver and described two or more solar collectors, the described one or more investigation on several focus reflectors of each are positioned to the first structure at a distance of predetermined non-zero distance.
16. a method that sunshine is converted to the energy of one or more other forms, the method comprises:
Make sunshine redirect to the first receiver from least one first investigation on several focus reflectors;
Make solar light focusing in first fibre bundle at the first receiver place;
Use described the first fibre bundle so that sunshine is transferred to at least one conversion equipment from this first receiver; And
Use described at least one conversion equipment sunshine to be converted to the energy of described one or more other forms.
17. method as claimed in claim 16 also comprises:
Before the conversion sunshine, make to combine with other sunshine from one or more the second receivers from the sunshine of described receiver.
18. method as claimed in claim 16 also comprises:
Use at least one second investigation on several focus reflectors to make other sunshine redirect to the second receiver;
Make described other solar light focusing in the second fibre bundle at the second receiver place;
Use the second fibre bundle so that described other sunshine is transferred to described at least conversion equipment from the second receiver; And
Use described at least one conversion equipment described other sunshine to be converted to the energy of described one or more other forms.
19. one kind provides solar energy system to gather the method for solar radiation, the method comprises:
At least one solar collector is provided, comprises:
Receiver with focusing optics is provided;
Provide and be configured to make solar radiation to redirect at least one investigation on several focus reflectors of receiver;
One or more fiber optic cables are provided; And
Described focusing optics is attached to described one or more fiber optic cables, thereby focusing optics focuses in one or more fiber optic cables solar radiation;
The one or more conversion elements that are configured to solar radiation is converted to the energy of one or more other forms are provided; And
Described one or more fiber optic cables are attached to described one or more conversion element.
20. method as claimed in claim 19 also comprises:
Combination unit is provided, and this combination unit is attached to described one or more fiber optic cables, and is configured to the solar radiation of two or more solar collectors from described at least one solar collector is combined into the solar radiation of gathering,
Wherein:
Described one or more fiber optic cables are attached to described one or more conversion element to be comprised:
Described one or more fiber optic cables are attached to described combination unit; And
Described combination unit is attached to described one or more conversion element.
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| US201161432955P | 2011-01-14 | 2011-01-14 | |
| US61/432,955 | 2011-01-14 | ||
| PCT/US2012/021255 WO2012097260A2 (en) | 2011-01-14 | 2012-01-13 | Fiber-based transmission system for solar energy system and method of providing and using the same |
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| CN103429967A true CN103429967A (en) | 2013-12-04 |
| CN103429967B CN103429967B (en) | 2017-03-22 |
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| CN (1) | CN103429967B (en) |
| BR (1) | BR112013017949A2 (en) |
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| CN104501423A (en) * | 2014-12-19 | 2015-04-08 | 胡明建 | Direct sunbath design method for people on indoor beds |
| CN107093982A (en) * | 2017-03-31 | 2017-08-25 | 中国科学院广州能源研究所 | A kind of method for electric generation using solar energy and device of the dual generating of secondary condensation |
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| DE102012212837B4 (en) * | 2012-07-23 | 2016-12-29 | BankWare Ltd. | Device for the use of radiant energy |
| FR2995409B1 (en) * | 2012-09-07 | 2017-06-30 | Nicolas Gilbert Ugolin | OPTICAL SOLAR CELL |
| WO2014085436A1 (en) | 2012-11-30 | 2014-06-05 | Arizona Board Of Regents On Behalf Of University Of Arizona | Solar generator with large reflector dishes and concentrator photovoltaic cells in flat arrays |
| US9746127B2 (en) | 2013-10-22 | 2017-08-29 | The Arizona Board Of Regents On Behalf Of The University Of Arizona | Frame with compression and tension members to rotate equipment about an axis |
| WO2015116935A1 (en) * | 2014-01-31 | 2015-08-06 | Stc. Unm | Fiber coupled solar cell modules for concentrated operation in consumer electronics applications |
| WO2016005964A1 (en) * | 2014-07-09 | 2016-01-14 | Solight Ltd. | System for collecting electromagnetic radiation from a moving source |
| WO2016115502A1 (en) | 2015-01-16 | 2016-07-21 | The Arizona Board Of Regents On Behalf Of The University Of Arizona | Micro-scale concentrated photovoltaic module |
| WO2016141041A1 (en) | 2015-03-02 | 2016-09-09 | The Arizona Board Of Regents On Behalf Of The University Of Arizona | Glass forming mold of adjustable shape |
| US10686400B2 (en) | 2015-06-12 | 2020-06-16 | THE ARIZONA BOARD OR REGENTS on behalf of THE UNIVERSITY OF ARIZONA | Tandem photovoltaic module with diffractive spectral separation |
| WO2017024038A1 (en) * | 2015-08-03 | 2017-02-09 | The Arizona Board Of Regents On Behalf Of The University Of Arizona | Solar concentrator for a tower-mounted central receiver |
| US20200127601A1 (en) * | 2018-10-17 | 2020-04-23 | Orenko Limited | Sunlight collection and transportation system |
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- 2012-01-13 CN CN201280013493.1A patent/CN103429967B/en not_active Expired - Fee Related
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Also Published As
| Publication number | Publication date |
|---|---|
| CN103429967B (en) | 2017-03-22 |
| EP2663812A4 (en) | 2017-12-27 |
| MX2013008081A (en) | 2013-12-16 |
| WO2012097260A2 (en) | 2012-07-19 |
| TWI595198B (en) | 2017-08-11 |
| WO2012097260A3 (en) | 2012-11-01 |
| BR112013017949A2 (en) | 2016-11-01 |
| EP2663812A2 (en) | 2013-11-20 |
| TW201245642A (en) | 2012-11-16 |
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