CN108613411A - A kind of solar-energy light collector and building or structure structure using the device - Google Patents
A kind of solar-energy light collector and building or structure structure using the device Download PDFInfo
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- CN108613411A CN108613411A CN201611190432.9A CN201611190432A CN108613411A CN 108613411 A CN108613411 A CN 108613411A CN 201611190432 A CN201611190432 A CN 201611190432A CN 108613411 A CN108613411 A CN 108613411A
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- linear concentrator
- concentrator lens
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- 230000005611 electricity Effects 0.000 claims description 6
- 238000009738 saturating Methods 0.000 claims description 4
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- 238000004519 manufacturing process Methods 0.000 abstract description 6
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- 241001424688 Enceliopsis Species 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
-
- 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
-
- 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
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S50/00—Arrangements for controlling solar heat collectors
- F24S50/20—Arrangements for controlling solar heat collectors for tracking
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/20—Optical components
- H02S40/22—Light-reflecting or light-concentrating means
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B2001/0053—Buildings characterised by their shape or layout grid
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/47—Mountings or tracking
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/52—PV systems with concentrators
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The embodiment of the present invention discloses a kind of solar-energy light collector and building or structures using the device.The solar-energy light collector includes at least one set of light focusing unit.Light focusing unit includes the linear concentrator lens of fixed setting, is used for the solar light focusing within the scope of set angle in a line light band；Receiver is located at the light belt that linear concentrator lens are focused；And driving structure, connection is matched with receiver；When the position of the sun changes, line light band is moved along a mobile route, and driving structure drives the change in location of receiver tracking line light band, and line light band is made to remain focused on the light-receiving surface of receiver.Linear concentrator device in the application is fixed, only need to drive receiver to track focusing light belt, therefore the structure of the solar-energy light collector in the application can be further simplified, and production cost is relatively low.
Description
Technical field
The present invention relates to the buildings of technical field of heat exchange more particularly to a kind of solar-energy light collector and the use device
Or structures.
Background technology
Solar energy has advantage outstanding in solving the ever-increasing demand for finding non-polluting energy sources.Due to sunlight
Energy profile density is relatively low, Photospot solar apply have certain economy competitive advantage, such as concentration photo-thermal (CPT) and gather
Light photovoltaic (CPV) and optically focused composite optothermal photovoltaic (CPVT) application.
In Photospot solar application, spot mode is usually two kinds of mirror reflection spotlight and lens refraction condensation, general feelings
The minute surface of the solar collector of this two class or lens and reception device are required for following the variation of angle of sun rays under condition
Mobile tracking is carried out so that receiver is in the focus of condenser system always.
Receiver follows Solar variability to carry out mobile tracking with reflection or refraction condensation system, this just needs optically focused to fill
It sets with larger driving power, and beam condensing unit needs the preferable self supporting structure of intensity, therefore so that beam condensing unit
Production cost is higher.
Invention content
That the purpose of the present invention is to provide driving forces is small, structure is simplified and can reduce the Salar light-gathering dress of production cost
It sets, and using the building or structures of the solar-energy light collector.
According to an embodiment of the present application, a kind of solar-energy light collector, including at least one set of light focusing unit are provided：It is described
Light focusing unit includes：
The linear concentrator lens of fixed setting are used for the solar light focusing within the scope of set angle in a line light band
On；
Receiver is located at the light belt that the linear concentrator lens are focused；
Driving structure matches connection with the receiver；When position of sun changes, the line light band is moved along one
Dynamic path movement, the driving structure drive the receiver to track the change in location of the line light band.
Wherein, the track path of the receiver is in arc-shaped, the center of circle of the circular arc and the linear concentrator lens
Center overlaps or near the linear concentrator lens centre；The coke of the radius of the circular arc and the linear concentrator lens
Away from one setpoint distance of equal or both difference.
Preferably, described to set when the radius of the circular arc differs setpoint distance with the focal length of the linear concentrator lens
Set a distance is more than 0 and is less than 0.2f；Wherein, f is the focal length of the linear concentrator lens.
Preferably, the linear concentrator lens receive the normal with the linear concentrator lens entrance plane into ± 40 ° of angles
The incident ray of range.
Preferably, the linear concentrator lens are prism convex lens or linear Fresnel lens.
Further, solar-energy light collector further includes：Secondary convergence apparatus, the secondary convergence apparatus will receive
Sunlight is focused to again on the light-receiving surface of the receiver.
Preferably, the receiver is rotatablely connected by a revolute pair and a fixed link, the axis of the fixed link
Immediate vicinity of the point positioned at the linear concentrator lens；Movement of the body of rod and receiver of the fixed link in the line light band
The tangent line of residing that point is vertical on path；The driving structure includes driving motor, fixes company with driving motor output shaft
The leading screw connect, the other end of the leading screw are fixedly connected with the fixed link；After receiving drive signal, driving motor driving
Leading screw simultaneously drives fixed link to be moved along the horizontal direction vertical with line light strip length direction, and receiver is under the drive of fixed link
It is moved along the mobile route, and the light-receiving surface of the receiver is made to be always positioned on line light band；Or
The driving structure includes hoist engine, the steel wire rope being fixedly connected with hoist engine output end, supporting rod and clump weight；
The steel wire rope is fixedly connected with the clump weight around the other end of the supporting rod and the steel wire rope；The hoist engine and branch
Strut is divided into the both sides in linear concentrator lens width direction, and the length of the steel wire rope between the hoist engine and supporting rod
Degree is more than the width that the mobile route is projected in the linear concentrator lens；The steel wire rope is fixedly connected with fixed link；Institute
It states hoist engine and the steel wire rope is wound to drive the fixed link bar edge and line light strip length side according to the drive signal of reception
Moved to vertical horizontal direction, receiver mobile route described in the drive lower edge of fixed link moves, and make receiver by
Smooth surface is always positioned on line light band；And when that need not carry out sunlight convergence, clump weight makes the steel of the hoist engine winding
Cord is returned to original position, and the receiver acts on Regression to original position in the linkage of steel wire rope and fixed link.
Preferably, the axis point of the fixed link along the normal direction of the linear concentrator lens entrance plane relative to described
The offset of the central cross-section of linear concentrator lens is less than 0.2f；The length of the fixed club shaft is more than 0.8f and is less than 1.2f；
Wherein,
The central cross-section be the linear concentrator lens centre and with the method for the linear concentrator lens entrance plane
The vertical plane in line direction；The f is the focal length of the linear concentrator lens.
As another preferred embodiment, the driving structure includes driving motor, arc track and is set to the rail
Sliding component on road, the sliding component are connect with the output end of the driving motor；The receiver is fixed on the cunning
On dynamic component；The light-receiving surface of the receiver is the coke of the linear concentrator lens at a distance from the linear concentrator lens centre
Away from；The driving motor drives the slide assemblies to drive the receiver in the line light band according to the drive signal of reception
Mobile route on move.
As another embodiment, the group number of the light focusing unit is more than or equal to 2, and the linear concentrator of multigroup light focusing unit is saturating
Mirror is arranged in parallel；Or
The linear concentrator lens of multigroup light focusing unit are parallel and are generally aligned in the same plane interior.
Receiver described herein is photoelectric absorption device, photo-thermal absorption plant or photovoltaic/thermal composite absorption dress
It sets.
According to another aspect of the present invention, a kind of building or structures are additionally provided comprising the sun as described above
It can beam condensing unit.
Wherein, the building or structures include at least one rake, and part rake is arranged on the sunny side, is set on the sunny side
The solar-energy light collector is installed on the rake set.
Preferably, the building or structures include the first rake and the second rake, the Salar light-gathering dress
The linear concentrator lens set constitute first rake, and the first rake is arranged on the sunny side；Second rake is transparent heat insulating knot
Structure.
Wherein, the building is workshop, building, residential occupancy or commercial office room；The structures are that greenhouse is big
Canopy, freezer or farm.
Further, the solar-energy light collector in the building or structures further includes light dispensing controller, with
The driving structure of light focusing unit described in the solar-energy light collector connects；The driving structure of the light focusing unit is receiving
After the control signal that the light dispensing controller is sent, the receiver movement is driven to keep the line light band all or part of
Zone focusing is moved on the light-receiving surface of the receiver or by the receiver except the mobile route of the line light band；
The control signal of the light dispensing controller is generated according to required electricity consumption, the mount of using heat and/or the quantity of illumination.
By above technical scheme it is found that the linear concentrator device critical piece position of solar-energy light collector is consolidated in the application
It is fixed, receiver is set on line light band of the sunlight by linear concentrator lens forming, and receiver is made by driving structure
It is moved on the mobile route in one day in line light band, so that the light-receiving surface of receiver is in always on line light band.
Since linear concentrator device is fixed, only receiver needs to drive, the structure energy of the solar-energy light collector in the application
It is enough further simplified, operation is relatively reliable, and production cost reduces.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this field
For those of ordinary skill, without creative efforts, other drawings may also be obtained based on these drawings.
Fig. 1 is the ray trajectory figure of the linear Fresnel Lenses of sunlight；
Fig. 2 shows the structural schematic diagrams for the solar-energy light collector for including one group of light focusing unit；
Fig. 3 shows the index path of incident ray in linear concentrator lens；
Fig. 4 is the structural schematic diagram according to another solar-energy light collector for being preferably implemented and exemplifying；
Fig. 5 is the structural schematic diagram according to the solar-energy light collector shown in further embodiment；
Fig. 6 shows the structural schematic diagram of the solar-energy light collector including multigroup light focusing unit；
Fig. 7 is the structural schematic diagram that the greenhouse exemplified is preferably implemented according to one；
Fig. 8 is the structural schematic diagram according to another greenhouse for being preferably implemented and exemplifying.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Whole description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Sun altitude is to determine that earth surface obtains the most important factor of solar thermal energy quantity.In same place one day
The height of the sun is continually changing.The inventors of the present application found that using linear Fresnel lens, it can be by certain angle model
The light focusing of sunlight in enclosing is on a line light band, S light belts as shown in Figure 1, and with sunray incident angle
Variation, the light band area that sunlight is focused by linear Fresnel lens can move along an arc-shaped track, i.e. edge
Dotted line L shown in FIG. 1 to be moved.More solar thermal energy quantity are obtained in order to simple and reliable, present inventor adopts
Sunlight is converged with a kind of linear concentrator device of fixed setting, while optically focused is filled using a kind of receiver of movement
It sets the line light band to be formed and carries out mobile tracking, to ensure that the light-receiving surface of receiver is always positioned on line light band.
Due to can be collected solar energy as much as possible, the receiver in solar-energy light collector can be
Photovoltaic panel.When receiver is photovoltaic panel, solar-energy light collector can generate electricity；If receiver is similar concentration photo-thermal electricity
Stand or solar water heater etc. in thermal-collecting tube for carrying out thermal-arrest when, then solar-energy light collector can be thermal-arrest application.
The concrete structure of solar-energy light collector in the application is described in detail below.
According to an embodiment of the invention, the solar-energy light collector in the application includes at least one set of light focusing unit.Fig. 2 shows
The structural schematic diagram of the solar-energy light collector including one group of light focusing unit is gone out.As shown in Fig. 2, solar-energy light collector includes
Light focusing unit, the light focusing unit include linear concentrator lens 1, receiver 2 and driving structure 3.
Linear concentrator lens 1 are fixedly installed, for making light focusing in a line light band after sunlight passes through.With
Height of the sun among one day constantly changes, and the line light band that sunlight is formed by linear concentrator lens 1 is along Fig. 1 dotted lines L
Shown in path movement.Receiver 2 is located at the light belt that linear concentrator lens 1 are focused, and the length of the light-receiving surface of receiver 2 is small
In or equal to light belt length, the purpose is to so that the light-receiving surface of receiver 2 is received enough illumination.Implement in the application
In example, linear concentrator lens receive the incident ray at ± 40 ° of angular regions with the normal of the plane of incidence of linear concentrator lens, i.e.,
The angular range of θ is [- 40 °, 40 °] in Fig. 1.
Preferably, linear Fresnel lens include but not limited to zigzag glass, carry embossing figure on one side in the present embodiment
Flat glass, acrylic Fresnel Lenses or the glass silica gel Fresnel Lenses of case.The present invention is for linear Fresnel lens
Type is not specifically limited, and every lens that can play the role of linear concentrator each fall within protection scope of the present invention.
Driving structure 3 matches connection with receiver 2.When line light band is moved with the change in location of the sun, driving knot
Structure 3 drives the receiver 2 to track the change in location of above-mentioned line light band, i.e. the track path of receiver is shown in Fig. 1
Curve L, and line light band is made to remain focused on the light-receiving surface of the receiver.
Preferably, the track path L of receiver is in arc-shaped in the application.Wherein, the center of circle of circular arc and linear concentrator are saturating
The center of mirror overlaps or near linear concentrator lens centre；The radius of circular arc it is equal with the focal length of linear concentrator lens or
The two differs a setpoint distance.Circular arc is arranged in above-mentioned position, and can meet always being capable of position with the variation receiver of position of sun
In on the mobile route of line light band and best focusing effect can be obtained.
It is further preferred that when the center of circle of circular arc is located near linear concentrator lens centre, i.e. the radius and line of circular arc
Property collector lens focal length difference setpoint distance when, the setpoint distance be more than 0 be less than 0.2f；Wherein, f is that the linear concentrator is saturating
The focal length of mirror.
The receiver in the present embodiment includes but not limited to photoelectric absorption device, photo-thermal absorption plant or photoelectricity light
Hot composite absorption device etc..Wherein, photoelectric absorption device includes but not limited to photovoltaic panel, solar cell etc.；Photo-thermal absorbs dress
Set the thermal-collecting tube etc. including carrying circulatory mediator (Ru Shui, oil, solid particle etc.)；Photovoltaic/thermal composite absorption device includes carrying
The photovoltaic panel of circulatory mediator flow line, circulatory mediator flow line are set at the backboard of photovoltaic panel, and photovoltaic panel utilizes reception
Sunlight generate electricity, the heat that the backboard of photovoltaic panel is distributed by the Absorption of Medium in circulatory mediator flow line and band extremely
In specified heat exchanger, to enable photovoltaic panel not overtemperature, increases photoelectric conversion rate, extend the service life of photovoltaic panel, simultaneously
The applications such as a large amount of tow taste heat supplying hot waters or heating can also be obtained.
Solar-energy light collector in Fig. 2 is shown in which a kind of schematic diagram of driving structure.As shown in Fig. 2, this too
In positive energy beam condensing unit, receiver 2 passes through revolute pair 201 and a fixed link 202 is rotatablely connected.Wherein, the axis point of fixed link 202
Positioned at the immediate vicinity of linear concentrator lens, that point that the body of rod of fixed link 202 is located at receiver 2 on mobile route L
Tangent line it is vertical.The leading screw 302 that driving structure 3 includes driving motor 301, is fixedly connected with driving motor output shaft, leading screw
The other end is connect with fixed link 202.After receiving drive signal, driving motor driving leading screw simultaneously drives fixed link edge and straight line
The vertical horizontal direction movement of light belt length direction, receiver 2 moves under the drive of fixed link along mobile route L, and makes institute
The light-receiving surface for stating receiver 2 is always positioned on line light band.
It should be noted that the concrete structure of revolute pair in the present embodiment is not specifically limited, it is all to be that by
It is rotatablely connected with receiver and the structure being fixedly connected with leading screw each falls within protection scope of the present invention.
Preferably, the axis point of fixed link 202 is opposite along the normal direction of linear collector lens plane of incidence in the embodiment
It is less than 0.2f in the offset d (see Fig. 2) of the central cross-section of linear concentrator lens.The length of fixed club shaft is less than more than 0.8f
1.2f.Wherein, central cross-section was linear concentrator lens centre and vertical with the normal direction of linear concentrator lens entrance plane
Plane, f be linear concentrator lens focal length.
It is worth noting that, in 202 body of rod length of fixed link and the focal length difference of linear concentrator lens, incident light enters
When penetrating angle, θ and changing, focus O that the linear collector lens of incident ray is assembled1With fixed club shaft top O2Line
O1O2It is not necessarily consistent with the variation of the angle α of the normal of linear concentrator lens entrance plane, but there are fixed correspondences.Such as
The index path of incident ray in linear concentrator lens shown in Fig. 3.
In index path shown in Fig. 3, in a kind of preferred embodiment, the focal length of linear Fresnel lens is 1000 millis
Rice, fixed club shaft top O2Position be less than linear concentrator lens 80 millimeters of central point.In this embodiment, angle α
Variation is slightly different according to the refractive index of linear concentrator lens, but its variation is not apparent.Present inventor sends out
It is existing, exist such as the correspondence in the following table 1 between the incident angle θ and angle α of linear concentrator lens entrance light：
Table 1：
| θ (degree) | 0 | 5 | 10 | 15 | 20 | 25 | 30 | 35 | 40 |
| α (degree) | 0 | 6 | 12 | 19 | 24 | 29 | 34 | 39 | 44 |
In another preferred embodiment, the focal length of linear Fresnel lens is 1000 millimeters, fixed club shaft top O2's
Position is higher than 100 millimeters of the central point of linear concentrator lens.In this embodiment, the inventors of the present application found that linear concentrator
Exist such as the correspondence in the following table 2 between the incident angle θ and angle α of lens entrance light：
Table 2：
| θ (degree) | 0 | 5 | 10 | 15 | 20 | 25 | 30 | 35 | 40 |
| α (degree) | 0 | 5 | 10 | 15 | 20 | 24 | 28 | 33 | 37 |
Under above-mentioned correspondence, the position on known fixed club shaft top and linear concentrator lens entrance light
When incident angle θ, according to the correspondence in above-mentioned table 1 or table 2, you can know what position fixed club shaft bottom end should be in
It sets.Since receiver is fixed on the bottom end of fixed club shaft, therefore it thus can determine the position that receiver should be moved to.As wherein
A kind of preferred numerical procedure, driving mechanism is after the incident angle θ for knowing linear concentrator lens entrance light, you can according to table
1 or table 2 in data calculate the position of receiver and drive it to corresponding position.
Preferably, the solar-energy light collector in the embodiment further includes secondary convergence apparatus 4.Preferably, secondary convergence
Device 4 is arranged near receiver and towards the direction that the sunlight is injected, the sun that secondary convergence apparatus 4 will receive
Light is focused to again on the light-receiving surface of receiver 2.
Fig. 4 is the structural schematic diagram according to another solar-energy light collector for being preferably implemented and exemplifying.As shown in figure 4, should
Driving structure 3 in solar-energy light collector includes driving motor (not shown), arc track 303 and is set on track
Sliding component 304.Sliding component 304 is connect with the output end of driving motor, and receiver 2 is fixed on sliding component；Arc
The radius of track 303 is more than the focal length of linear concentrator lens, and the light-receiving surface of receiver is linear at a distance from linear concentrator lens
The focal length of collector lens.Driving motor drives slide assemblies movement so that line light band focuses always according to the drive signal of reception
In on the light-receiving surface of receiver 2.
Preferably, the solar-energy light collector in the embodiment also includes secondary convergence apparatus 4, the sun that will be received
Light reflection focuses on the light-receiving surface of receiver 2.
Fig. 5 is the structural schematic diagram according to the solar-energy light collector shown in further embodiment.As shown in figure 5, with
The structure chart part of solar-energy light collector shown in Fig. 2 is similar, and receiver 2 is also solid by revolute pair 401 and a fixed link 402
It is fixed.The axis point of fixed link 402 is located at the immediate vicinity of linear concentrator lens, and the body of rod and receiver 2 of fixed link 402 are on mobile road
The tangent line of that point being located on diameter L is vertical.The steel that driving structure 3 includes hoist engine 305, is fixedly connected with hoist engine output end
Cord 306, supporting rod 307 and clump weight 308.Steel wire rope is fixedly connected with clump weight around the other end of supporting rod and steel wire rope；
Hoist engine and supporting rod are divided into the both sides of 1 width direction of linear concentrator lens, and the steel wire rope between hoist engine and supporting rod
Length be more than mobile route L and be projected in the width of linear concentrator lens 1；Steel wire rope is fixedly connected with fixed link.Hoist engine root
According to the drive signal Wound steel rope of reception, steel wire rope drives fixed link along the horizontal direction vertical with line light strip length direction
Mobile, along path, L is moved receiver 2 under the drive of fixed link, and the light-receiving surface of receiver 2 is made to be always positioned at line light band
On.When that need not carry out sunlight convergence, steel wire rope is returned to original position by clump weight, and four fixed links drive corresponding connect
It receives device 2 and is returned to original position.The concrete structure of the second revolute pair is not specifically limited in the present embodiment, all to be that by and receive
Device 2 is rotatablely connected and the structure being fixedly connected with leading screw each falls within protection scope of the present invention.
It should be noted that the driving mechanism in above-mentioned a embodiment is only exemplary, it is every to drive receiver
The structure moved along movement locus L each falls within protection scope of the present invention.Meanwhile for the fixed form of receiver in the application
Also it is not specifically limited.The fixed form of receiver can change with the difference of the driving structure of use.
Preferably, the solar-energy light collector in the embodiment also includes secondary convergence apparatus 4, the sun that will be received
Light reflection focuses on the light-receiving surface of receiver 2.
As another preferred embodiment, the group number of the light focusing unit in the application in solar-energy light collector is more than or equal to
2.When solar-energy light collector includes multigroup light focusing unit, it is preferable that the linear concentrator lens 1 of multigroup light focusing unit are parallel to be set
It sets.Every group of light focusing unit can be used any driving structure shown in above-mentioned three kinds of embodiments and be driven to the receiver of the group
It is dynamic.
To keep the structure of solar-energy light collector more simplified, it is preferable that by the linear concentrator lens of multigroup light focusing unit
It is parallel and be generally aligned in the same plane setting.Fig. 6 shows the structural schematic diagram of the solar-energy light collector including multigroup light focusing unit.
As shown in fig. 6, solar-energy light collector is to include four groups of light focusing units, the linear concentrator lens of four groups of light focusing units are parallel and locate
In same plane.In this embodiment, four groups of light focusing units preferably use the driving structure in the third above-mentioned embodiment.Four groups
The receiver 2 of light focusing unit is fixed using the identical fixed link of length, and the fixed position of fixed link is identical, each receiver
2 corresponding fixed links are connected by revolute pair.The driving structure of four groups of light focusing units uses same elevator in the present embodiment
The length of machine, steel wire rope, supporting rod and clump weight, the steel wire rope between hoist engine and supporting rod is more than polylith linear concentrator lens
The sum of width.The fixed link of every group of light focusing unit is fixedly connected with steel wire rope.Hoist engine is rolled up according to the drive signal of reception
Around steel wire rope, steel wire rope drives fixed link to be moved along the horizontal direction vertical with line light strip length direction, four fixed links one
Linkage is played, accordingly, L is moved four receivers 2 along path under the drive of corresponding fixed link, and makes each reception
The light-receiving surface of device 2 is always positioned on line light band.When that need not be tracked straight line the position of optic strip, clump weight draws steel wire rope
It is back to original position, four fixed links drive corresponding receiver to be returned to original position.
The installation position of fixed link in Fig. 5 and Fig. 6 embodiments requires the installation position with fixed link in Fig. 2 embodiments to want
It asks identical, is no longer repeated herein.
In the application, the light of linear collector lens convergence is direct line.In region of the solar energy compared with horn of plenty, directly
The 80-90% that light accounts for total sunray is penetrated, even if the region that solar energy is weaker, direct line also accounts for the 70- of total sunray
80%, remaining 10%-30% is even more for scattered energy.While carrying out convergence utilization to direct line, this dress
It sets and does not interfere with the outgoing that scattering light is irradiated to after linear concentrator lens substantially so that linear concentrator lens emergent light side
Region can also have comparable solar irradiation intensity, in order to the purposes of other brightness.It is widely applied in order to more flexible, Ke Yijin
One step control line light band falls the light quantity on receiver light-receiving surface, and further, solar-energy light collector also wraps the present embodiment
Include light dispensing controller.Light dispensing controller is electrically connected with the driving structure of the light focusing unit in solar-energy light collector.
For the driving structure of light focusing unit after the control signal for receiving the transmission of light dispensing controller, driving receiver makes receiver
Light-receiving surface partly or entirely moves to except the region of line light band so that the direct line converged by the lens is through overfocus
It can continue to be irradiated to lower zone after direct light band, further enhance the light intensity of lower section, expand application range.
By above technical scheme it is found that the linear concentrator device of solar-energy light collector is fixed in the embodiment of the present application,
Receiver is set on the line light band that sunlight passes through linear concentrator lens forming, and makes receiver in straight line by driving structure
Light belt is moved on the mobile route in one day, so that line light band remains focused on the light-receiving surface of receiver.Due to
Linear concentrator device fixes, only receiver needs to drive, therefore the structure of the solar-energy light collector in the application can be into
One step simplifies, and production cost reduces.
According to another aspect of the present invention, the building or structures using above-mentioned solar-energy light collector are additionally provided.
Building described herein includes but not limited to workshop, building, residential occupancy or commercial office room；Structures include but
It is not limited to greenhouse, freezer or farm.
Structures in the embodiment of the present application include at least one rake, and one or more rakes are arranged on the sunny side,
The solar-energy light collector of structure as described above is installed on rake on the sunny side.Fig. 7 is that the temperature exemplified is preferably implemented according to one
The structural schematic diagram of room greenhouse.Fig. 8 is the structural schematic diagram according to another greenhouse for being preferably implemented and exemplifying.Such as Fig. 7 or
Shown in Fig. 8, greenhouse includes greenhouse body 60 and is set to the roof construction 61 on greenhouse body top.Roof construction may include one
Reverse V-shaped structure or including multiple reverse V-shaped structures being arranged side by side.Wherein, reverse V-shaped structure includes the first rake 610 and the
Two rakes 611 install the solar-energy light collector of structure as described above on first rake.First rake can be a monoblock
Linear concentrator lens or polylith linear concentrator lens be spliced to form.It is due to greenhouse it is generally necessary to more sufficient
Sunlight, it is preferred that the second rake of reverse V-shaped roof construction is transparent heat insulating structure.
As another preferred embodiment, the structure for not including greenhouse body also can be used in greenhouse, i.e. greenhouse is big
Canopy only includes the first rake and the second rake.First rake and the second rake are mounted directly on the ground.First inclines
Inclined portion and the structure of the second rake are same with the above-mentioned embodiment, and details are not described herein again.
In the application, the light that linear collector lens is injected is direct line.In region of the solar energy compared with horn of plenty, directly
The 80-90% that light accounts for total sunray is penetrated, even if the region that solar energy is weaker, direct line also accounts for the 70- of total sunray
80%.The light quantity on receiver light-receiving surface is fallen in order to further control line light band, further, solar energy is poly- for the present embodiment
Electro-optical device further includes light dispensing controller.The driving knot of light dispensing controller and the light focusing unit in solar-energy light collector
Structure connects.After the control signal for receiving the transmission of light dispensing controller, movement makes described straight the driving structure of light focusing unit
Linear light band all or part zone focusing is moved on the light-receiving surface of receiver or by receiver except the region of line light band.
The solar-energy light collector with light dispensing controller is used in building or structures.When such as greenhouse
When needing more light in equal structures, the position of device is controlled and received by light dispensing controller.It is blocked without receiver
Direct line is directly entered in greenhouse, to improve the light injection amount in greenhouse.Light is injected in greenhouse
Amount number be inversely proportional with receiver light-receiving surface and the area of the area coincidence of line light band.When driving structure driving receiver moves
It is dynamic, and when the subregion of line light band being made to focus on the light-receiving surface of receiver, unfocused receiver light-receiving surface that
Direct line is divided to inject in greenhouse, to increase the quantity of illumination of greenhouse.When receiver be moved to line light band region it
After outer, it can all be scatter by the line light band of linear concentrator lens focus and all be injected in greenhouse, to increase
Increase the quantity of illumination of canopy.
The receiver of solar-energy light collector can be photovoltaic panel, to be supplied to electric energy used in greenhouse, Huo Zhean
The receiver of dress is alternatively the heating part of thermal-collecting tube, to provide the thermal energy in greenhouse needed for heating equipment.It needs
Bright, the control signal of light dispensing controller is according to the illumination volume production of the optical sensor detection being arranged in greenhouse
It is raw, either Comprehensive Assessment is generated or passes through by the usage amount of required electric energy (or thermal energy) and the quantity of illumination in greenhouse
The usage amount of electric energy, thermal energy and quantity of illumination three in greenhouse generates.
Structures described herein can also be freezer or farm.Freezer or farm usually require more electric energy,
Therefore in such building structure, the receiver installed in solar-energy light collector is mostly photovoltaic panel, to realize freezer or farm
Required electric energy.Further, the solar-energy light collector in the embodiment may also comprise light distribution control as described above
Device processed, structure is same as the previously described embodiments, and details are not described herein again.The control signal root of light dispensing controller in the embodiment
It is generated according to electricity consumption needed for structures, for farm, the control signal of light dispensing controller can also be according to farm
The interior required quantity of illumination and electric energy usage amount generate jointly.
Building described herein can be also workshop, building, residential occupancy or commercial office room, pacify in above-mentioned building
The receiver of dress is mostly photovoltaic panel or photovoltaic/thermal composite absorption device.Photovoltaic panel can realize that factory or residential occupancy are used
Electric energy, photovoltaic/thermal composite absorption device can provide the electric energy of workshop or residential occupancy etc., domestic water heating or for heating
Thermal energy needed for equipment.When in above-mentioned building for electric energy or thermal energy need to if it were not for very vigorous, and when the more illumination of indoor needs,
Solar-energy light collector also may include light dispensing controller as described above.The application method of light dispensing controller with it is above-mentioned
Embodiment is identical, and details are not described herein again.The control signal of light dispensing controller is arranged according in above-mentioned building in the embodiment
The quantity of illumination of optical sensor detection generate, or electric energy (or thermal energy) and the quantity of illumination two parameters needed for passing through in building
Usage amount generates to generate, or by electric energy, thermal energy and the usage amount of quantity of illumination three in Comprehensive Assessment greenhouse.
It should be understood that the invention is not limited in the precision architectures for being described above and being shown in the accompanying drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present invention is limited only by the attached claims.
Claims (16)
1. a kind of solar-energy light collector, which is characterized in that including at least one set of light focusing unit：The light focusing unit includes：
The linear concentrator lens of fixed setting are used for the solar light focusing within the scope of set angle in a line light band；
Receiver is located at the light belt that the linear concentrator lens are focused；
Driving structure matches connection with the receiver；When position of sun changes, the line light band moves road along one
Diameter moves, and the driving structure drives the receiver to track the change in location of the line light band, and makes the line light band
It remains focused on the light-receiving surface of the receiver.
2. solar-energy light collector according to claim 1, which is characterized in that the track path of the receiver is in circular arc
Shape, the center of circle of the circular arc overlap with the center of the linear concentrator lens or positioned at the attached of the linear concentrator lens centre
Closely；The radius of the circular arc one setpoint distance of equal with the focal length of linear concentrator lens or both difference.
3. solar-energy light collector according to claim 2, which is characterized in that the circular arc radius with it is described linear
When the focal length difference setpoint distance of collector lens, the setpoint distance is more than 0 and is less than 0.2f；Wherein, f is that the linear concentrator is saturating
The focal length of mirror.
4. according to any solar-energy light collector in claims 1 to 3, which is characterized in that the linear concentrator lens
Receive the incident ray at ± 40 ° of angular regions with the normal of the linear concentrator lens entrance plane.
5. according to any solar-energy light collector in claim 4, which is characterized in that the linear concentrator lens are rib
Column convex lens or linear Fresnel lens.
6. solar-energy light collector according to claim 5, which is characterized in that further include：Secondary convergence apparatus, described two
Secondary convergence apparatus focuses to the sunlight received again on the light-receiving surface of the receiver.
7. solar-energy light collector according to claim 6, which is characterized in that the receiver passes through a revolute pair and one
Fixed link is rotatablely connected, and the axis point of the fixed link is located at the immediate vicinity of the linear concentrator lens；The bar of the fixed link
Body is vertical with the tangent line of that point that receiver is residing on the mobile route of the line light band；The driving structure includes driving
Dynamic motor, the leading screw being fixedly connected with driving motor output shaft, the other end of the leading screw are fixedly connected with the fixed link；
After receiving drive signal, driving motor driving leading screw simultaneously drives fixed link along the level side vertical with line light strip length direction
To movement, receiver mobile route described in the drive lower edge of fixed link moves, and makes the light-receiving surface of receiver position always
In on line light band；Or
The driving structure includes hoist engine, the steel wire rope being fixedly connected with hoist engine output end, supporting rod and clump weight；It is described
Steel wire rope is fixedly connected with the clump weight around the other end of the supporting rod and the steel wire rope；The hoist engine and supporting rod
The both sides in linear concentrator lens width direction are divided into, and the length of the steel wire rope between the hoist engine and supporting rod is big
It is projected in the width of the linear concentrator lens in the mobile route；The steel wire rope is fixedly connected with fixed link；The volume
It raises machine and the steel wire rope is wound to drive the fixed link bar to hang down along with line light strip length direction according to the drive signal of reception
Straight horizontal direction movement, receiver mobile route described in the drive lower edge of fixed link moves, and makes the light-receiving surface of receiver
It is always positioned on line light band；And when that need not carry out sunlight convergence, clump weight makes the steel wire rope of the hoist engine winding
It is returned to original position, the receiver acts on Regression to original position in the linkage of steel wire rope and fixed link.
8. solar-energy light collector according to claim 7, which is characterized in that the axis point of the fixed link is along described linear
The normal direction of collector lens plane of incidence is less than 0.2f relative to the offset of the central cross-section of the linear concentrator lens；Institute
The length for stating fixed club shaft is more than 0.8f less than 1.2f；Wherein,
The central cross-section be the linear concentrator lens centre and with the normal side of the linear concentrator lens entrance plane
To vertical plane；The f is the focal length of the linear concentrator lens.
9. solar-energy light collector according to claim 6, which is characterized in that the driving structure include driving motor,
Arc track and the sliding component being set on the track, the sliding component are connect with the output end of the driving motor；
The receiver is fixed on the sliding component；The light-receiving surface of the receiver is at a distance from the linear concentrator lens centre
For the focal length of the linear concentrator lens；The driving motor drives the slide assemblies to drive institute according to the drive signal of reception
Receiver is stated to move on the mobile route of the line light band.
10. solar-energy light collector according to claim 6, which is characterized in that the group number of the light focusing unit be more than etc.
In 2, the linear concentrator lens of multigroup light focusing unit are arranged in parallel；Or
The linear concentrator lens of multigroup light focusing unit are parallel and are generally aligned in the same plane interior.
11. solar-energy light collector according to claim 1, which is characterized in that the receiver be photoelectric absorption device,
Photo-thermal absorption plant or photovoltaic/thermal composite absorption device.
12. a kind of building or structures, which is characterized in that include that solar energy as described in any in claim 1 to 11 is poly-
Electro-optical device.
13. building according to claim 12 or structures, which is characterized in that the building or structures are including extremely
A few rake, part rake are arranged on the sunny side, and the solar-energy light collector is installed on the rake of setting on the sunny side.
14. building according to claim 13 or structures, which is characterized in that the building or structures include the
One rake and the second rake, the first rake are arranged on the sunny side, and the linear concentrator lens of the solar-energy light collector are constituted
First rake；Second rake is transparent heat insulating structure.
15. building according to claim 12 or structures, which is characterized in that the building is workshop, building, residence
Firmly with room or commercial office room；The structures are greenhouse, freezer or farm.
16. according to claim 12 to the 15 any building or structures, which is characterized in that solar-energy light collector is also
Including light dispensing controller, it is connect with the driving structure of light focusing unit described in the solar-energy light collector；The optically focused
The driving structure of unit drives the receiver movement to make after receiving the control signal that the light dispensing controller is sent
The line light band all or part zone focusing is described in being moved on the light-receiving surface of the receiver or by the receiver
Except the region of line light band；
The control signal of the light dispensing controller is generated according to required electricity consumption, the mount of using heat and/or the quantity of illumination.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611190432.9A CN108613411A (en) | 2016-12-21 | 2016-12-21 | A kind of solar-energy light collector and building or structure structure using the device |
| PCT/CN2017/116981 WO2018113631A1 (en) | 2016-12-21 | 2017-12-18 | Solar condenser apparatus and construction or constructed structure using the apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611190432.9A CN108613411A (en) | 2016-12-21 | 2016-12-21 | A kind of solar-energy light collector and building or structure structure using the device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108613411A true CN108613411A (en) | 2018-10-02 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611190432.9A Withdrawn CN108613411A (en) | 2016-12-21 | 2016-12-21 | A kind of solar-energy light collector and building or structure structure using the device |
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| Country | Link |
|---|---|
| CN (1) | CN108613411A (en) |
| WO (1) | WO2018113631A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116876645A (en) * | 2019-11-04 | 2023-10-13 | 西北工业大学 | Method for calculating solar body shape coefficient of building in winter |
| CN110728333B (en) * | 2019-12-19 | 2020-06-12 | 广东博智林机器人有限公司 | Sunshine duration analysis method and device, electronic equipment and storage medium |
| CN112379470B (en) * | 2020-11-09 | 2022-10-28 | 荆门麦隆珂机器人科技有限公司 | Sliding shielding type variable focal length linear Fresnel lens robot |
| CN114097485B (en) * | 2021-12-13 | 2023-09-22 | 中国农业科学院农业环境与可持续发展研究所 | Heat collecting and shading system of multi-span greenhouse |
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| CN102072562A (en) * | 2010-12-29 | 2011-05-25 | 东莞和佳塑胶制品有限公司 | Solar installation |
| CN205119523U (en) * | 2015-09-22 | 2016-03-30 | 北京理工大学 | Light collecting solar energy high temperature heating device of fresnel transmission |
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| CN206300367U (en) * | 2016-12-21 | 2017-07-04 | 北京兆阳能源技术有限公司 | A kind of solar-energy light collector and the building or structure structure using the device |
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| US9151879B2 (en) * | 2010-04-26 | 2015-10-06 | Guardian Industries Corp. | Multi-functional photovoltaic skylight and/or methods of making the same |
| US8857425B2 (en) * | 2011-09-19 | 2014-10-14 | Cyrous Gheyri | Solar lens water heating system |
| CN103590546A (en) * | 2012-08-14 | 2014-02-19 | 北京兆阳能源技术有限公司 | Solar-powered building integration device |
| CN102954601A (en) * | 2012-11-26 | 2013-03-06 | 王英 | Pantile solar concentration heat collector |
| CN103277921B (en) * | 2013-05-08 | 2014-12-10 | 中国科学院广州能源研究所 | Novel condensation solar device |
| CN204610160U (en) * | 2015-05-19 | 2015-09-02 | 中国电力工程顾问集团华北电力设计院有限公司 | A kind of convergent lens power generation system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102072562A (en) * | 2010-12-29 | 2011-05-25 | 东莞和佳塑胶制品有限公司 | Solar installation |
| CN205119523U (en) * | 2015-09-22 | 2016-03-30 | 北京理工大学 | Light collecting solar energy high temperature heating device of fresnel transmission |
| CN106123362A (en) * | 2016-06-30 | 2016-11-16 | 成都生辉电子科技有限公司 | A kind of tracking solar focusing collecting system |
| CN206300367U (en) * | 2016-12-21 | 2017-07-04 | 北京兆阳能源技术有限公司 | A kind of solar-energy light collector and the building or structure structure using the device |
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| WO2018113631A1 (en) | 2018-06-28 |
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