CN102244479A - Elastic multifocal disc-type concentrating hybrid PV (photovoltaic)/thermal solar system - Google Patents

Elastic multifocal disc-type concentrating hybrid PV (photovoltaic)/thermal solar system Download PDF

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Publication number
CN102244479A
CN102244479A CN2010101697185A CN201010169718A CN102244479A CN 102244479 A CN102244479 A CN 102244479A CN 2010101697185 A CN2010101697185 A CN 2010101697185A CN 201010169718 A CN201010169718 A CN 201010169718A CN 102244479 A CN102244479 A CN 102244479A
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CN
China
Prior art keywords
concentrating
reflective mirror
focal length
generate power
power chamber
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Pending
Application number
CN2010101697185A
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Chinese (zh)
Inventor
周继武
Original Assignee
周继武
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Application filed by 周继武 filed Critical 周继武
Priority to CN2010101697185A priority Critical patent/CN102244479A/en
Publication of CN102244479A publication Critical patent/CN102244479A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0033Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
    • G02B19/0076Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a detector
    • G02B19/008Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a detector adapted to collect light from a complete hemisphere or a plane extending 360 degrees around the detector
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S20/00Solar heat collectors specially adapted for particular uses or environments
    • F24S20/20Solar heat collectors for receiving concentrated solar energy, e.g. receivers for solar power plants
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S23/00Arrangements for concentrating solar-rays for solar heat collectors
    • F24S23/70Arrangements for concentrating solar-rays for solar heat collectors with reflectors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S30/00Arrangements for moving or orienting solar heat collector modules
    • F24S30/40Arrangements for moving or orienting solar heat collector modules for rotary movement
    • F24S30/45Arrangements for moving or orienting solar heat collector modules for rotary movement with two rotation axes
    • F24S30/452Vertical primary axis
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0004Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
    • G02B19/0019Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having reflective surfaces only (e.g. louvre systems, systems with multiple planar reflectors)
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0033Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
    • G02B19/0038Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with ambient light
    • G02B19/0042Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with ambient light for use with direct solar radiation
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/18Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
    • G02B7/182Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors
    • G02B7/183Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors specially adapted for very large mirrors, e.g. for astronomy, or solar concentrators
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/18Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
    • G02B7/182Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors
    • G02B7/198Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors for mirrors with means for adjusting the mirror relative to its support
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L31/00Semiconductor devices sensitive to infra-red radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/04Semiconductor devices sensitive to infra-red radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
    • H01L31/054Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means
    • H01L31/0547Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means comprising light concentrating means of the reflecting type, e.g. parabolic mirrors, concentrators using total internal reflection
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00Condensers, e.g. light collectors or similar non-imaging optics
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/47Mountings or tracking
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/52PV systems with concentrators

Abstract

The invention relates to an elastic multifocal disc-type concentrating hybrid PV (photovoltaic)/thermal solar system, comprising a base, a support, a rack and a concentration generating cavity, wherein a horizontal rotary tracking unit is arranged on the upper end of the support; the upper part of the horizontal rotary tracking unit is fixed with a vertical rotary tracking unit; a plurality of focal reflectors are arranged on the upper surface of the rack; the low part of each focal reflector is connected with an elastic fixer; the rack is fixedly connected with the support of the concentration generating cavity; the concentration generating cavity is arranged on the top end of the support of the concentration generating cavity; and the rack is of a planar dual-layer truss structure. The elastic multifocal disc-type concentrating hybrid PV/thermal solar system has the beneficial effects: the working conditions of a machine set are improved under the condition of various wind speeds effectively and the power generation capacity is enhanced obviously; the rigidity is high, the weight is light, the survival capacity of the machine set is strengthened in typhoon or other strong wind weather; the adverse effects of high temperature on the power generation capacity and the damages of high-intensity light streams for concentrating batteries can be avoided; the recycled waste heat can be taken as low-temperature heat to generate electricity and a production heat source as well; and the ecological environments of places in which the elastic multifocal disc-type concentrating hybrid PV/thermal solar systems are installed can be improved.

Description

The flexible dish formula Photospot solar electrothermal combined using system of many focal lengths
Technical field
The present invention relates to dish formula Photospot solar technology, specifically a kind of flexible dish formula Photospot solar electrothermal combined using system of many focal lengths.
Background technology
Disc type solar energy optically focused utilizes scheme, have characteristics such as optically focused multiplying power height, good imaging quality, no cosine loss effect, collection efficiency height from principle, cooperate the generating of concentrating photovoltaic power generation or Stirling external-combustion engine heat, both can make centralized generating field and use, and also can do distributed individual generating user and use; But because existing disc type solar energy condenser system exists the defective of following aspect:
(1) no matter single dish scheme or DVD multidisc scheme, the focal length value of its reflective mirror is a fixed value, the eyeglass of reflective mirror is distributed on the parabola surfaces of revolution, consider ray-collecting efficient, the gap is very little between each eyeglass, the single dish scheme does not have the gap at all, whole reflective mirror acts among the air-flow with a big cambered surface, windage was very big when not only cambered surface was just in the face of wind, when cambered surface and wind direction angle are not 90 °, reflective mirror also will bear size and Orientation and with wind speed, the aerodynamic lift that wind direction constantly changes, more than two kinds of power by being rigidly connected of reflective mirror and unit frame, be directly passed to frame, cause dish formula optically focused unit level to be shaken and vertical judder, the light that gathers departs from the collection absorbing cavity, causes collection efficiency to descend significantly, and the energy output loss is serious;
(2) because the big globoidal structure of reflective mirror has determined frame can only adopt down beveled structure, and this construction machine intensity is low, when unit is followed the tracks of rotation, resistance is big, crank, mirror construction is unreasonable, and viability is low when meeting with typhoon or other high wind, and unit is easily overturned breaking-up;
(3) measure of concentrator cell assembly radiating is relatively poor, and the optically focused coefficient can't improve, radiating effect is bad, easy burn burns out the concentrator cell assembly, and waste heat is difficult to collect utilization.
More than the problem of Cun Zaiing is only paced up and down in theoretical and a small amount of model machine stage this mode of utilizing the highest to the solar energy utilization ratio, that integrated cost is minimum, promotion prospect is fine of dish formula Photospot solar, can't use on a large scale.
Summary of the invention
At above defective, the invention provides a kind of flexible dish formula Photospot solar electrothermal combined using system of many focal lengths,, wind-force unreasonable with the reflective mirror contour structures that overcomes existing dish formula Photospot solar technology causes that the energy output loss is serious, rack construction is unreasonable, the measure of concentrator cell assembly radiating is relatively poor, waste heat is difficult to collect defectives such as utilization.
For achieving the above object, the present invention is by the following technical solutions:
A kind of flexible dish formula Photospot solar electrothermal combined using system of many focal lengths, comprise base, pillar, frame, concentrating to generate power chamber, base top mounting column, described pillar upper end is installed and is horizontally rotated tracing unit, the described fixed vertical rotary pursuit unit, tracing unit top that horizontally rotates; The frame upper surface is provided with the focal length reflective mirror, and each focal length reflective mirror bottom connects elastic retainers, fixedly connected concentrating to generate power chamber support on the frame, this cantilever tip fixed installation concentrating to generate power chamber, concentrating to generate power chamber; Described frame is the planar bilayer truss structure, the focal length reflective mirror comprise middle part focal length reflective mirror, its both sides in centre position sidepiece focal length reflective mirror, be installed on the end focal length reflective mirror in two sidepiece focal length reflective mirrors outsides; The inside cavity in described concentrating to generate power chamber is provided with concentrator cell near light inlet window position, bottom side, and heat exchanger is fixedly mounted in the heat exchange accumulation of heat pond.
The beneficial effect of the flexible dish formula Photospot solar electrothermal combined using system of many focal lengths of the present invention is:
(1) reflective mirror of the many focal lengths of employing, the unit air resistance coefficient reduces by 70% when hanging down wind speed, when wind speed is bigger, be installed on the frame each independently reflex reflector lens according to self residing wind speed and wind direction difference, each reflective mirror monomer is done each incorgruous instantaneous elasticity distortion at random, has strengthened instantaneous air-guiding aisle area, and the air resistance coefficient under the high wind can further reduce, effectively improve the working condition of unit under all kinds of wind conditions, significantly improved generating capacity;
(2) adopt planar bilayer truss structure technology, rigidity height, deal be light, by the improvement of mirror construction, can reduce unit and follow the trail of resistance when directed, improved the survival ability of unit when typhoon or other high wind weather;
(3) large-scale unit adopts high velocity jet convective boiling method cooling concentrator cell technology, and the highest conduction heat transfer coefficient can reach 1000W/cm 2, bear on the concentrator cell that can effectively leave up to 50W-100W/cm 2Radiant power, avoid the adverse effect of high temperature to generating capacity;
(4) small-sized unit adopts free-convection boiling method cooling concentrator cell technology, and the capacity of heat transmission is strong, and cost is lower, and the conduction heat transfer coefficient also can reach 130W/cm 2, can avoid the infringement of high density light stream to concentrator cell;
(5) adopt cooling concentrator cell heat recovery technology, the waste heat of recovery can be made low temperature heat energy generating, the thermal source that also can live and produce;
(6) adopt multiple focal length and multi-disc reflex reflector lens in X, Y, the distribution straggly of Z triaxial coordinate space, production performance, security performance and the ecological effect of unit have been taken all factors into consideration, both can guarantee the collecting effect of sunlight, can reduce windage significantly again, also can give full play to unit absorb wind energy, reduce wind speed, cut down direct light according to, reduce water evaporates, improve the biological environment that ground is installed.
Description of drawings
With reference to the accompanying drawings the present invention is described in further detail below.
Fig. 1 is the structural representation of the flexible dish formula Photospot solar electrothermal combined using system of the described many focal lengths of the embodiment of the invention;
Fig. 2 is the concentrating to generate power cavity segment structural representation of the flexible dish formula Photospot solar electrothermal combined using system of the described many focal lengths of the embodiment of the invention;
Fig. 3 is the heat exchange accumulation of heat pond applying portion schematic diagram of the flexible dish formula Photospot solar electrothermal combined using system of the described many focal lengths of the embodiment of the invention;
Fig. 4 is the cooling heat accumulation tank applying portion schematic diagram of the flexible dish formula Photospot solar electrothermal combined using system of the described many focal lengths of the embodiment of the invention.
Among the figure:
1, base; 2, pillar; 3, horizontally rotate tracing unit; 4, motor; 5, vertical rotary pursuit unit; 6, heat exchanger; 7, frame; 8, center focal length reflective mirror; 9, interior ring focal length reflective mirror; 10, inferior outer shroud focal length reflective mirror; 11, generating chamber support; 12, concentrating to generate power chamber; 13, heat exchange accumulation of heat pond; 14, elastic retainers; 15, generating output port; 16, coolant entrance; 17, coolant outlet; 18, coolant jet; 19, light inlet window; 20, concentrator cell; 21, position transducer; 22, air velocity transducer; 23, coolant pump; 24, cooling heat accumulation tank.
Embodiment
As shown in Figure 1, the flexible dish formula Photospot solar electrothermal combined using system of the described many focal lengths of the embodiment of the invention, comprise base 1, pillar 2, frame 7, concentrating to generate power chamber 12, described base 1 top mounting column 2 is used for being fixed on device body on the ground and bears the weight of device and adjust height, and these pillar 2 upper ends are installed to horizontally rotate tracing unit 3 and drive this unit by motor 4 and horizontally rotated motion so that the position of frame 7 sun-tracing on level angle; Describedly horizontally rotate fixed vertical rotary pursuit unit, tracing unit 3 top 5 and vertically rotatablely moved so that the position of frame 7 sun-tracing on vertical angle by this unit of another motor driven, the control signal of motor is provided by corresponding sensing controler respectively; Described frame 7 is for the planar bilayer truss structure and be fixed on vertical rotary pursuit unit 5 upsides, frame 7 upper surface centers are provided with center focal length reflective mirror 8, these focal length reflective mirror 8 both sides, center are installed ring focal length reflective mirror 9 in respectively, outer shroud focal length reflective mirror 10 is installed in ring focal length reflective mirror 9 outsides respectively one time in two, every kind of focal length reflective mirror bottom connects elastic retainers 14 and also is installed in thus on the frame 7, when the instantaneous increase of wind speed affacts on the reflective mirror, this wind-force is delivered on the reflective mirror elastic retainers 14, elastic retainers 14 is pressed the size of wind-force and different dos each incorgruous instantaneous elasticity distortion at random of wind direction, the power conversion of keeping watch elastic energy is stored in the elastic element, reflective mirror facing the wind cross section and angle have been reduced simultaneously, strengthened instantaneous air-guiding aisle area, make the functional relation trend convergence of windage and wind speed, the air resistance coefficient under the high wind can further reduce; In that wind speed is instantaneous thereafter when weakening, the elastic element of elastic retainers 14 promotes reflective mirror, before overcoming mirror, the air drag behind the mirror resets, the elastic energy major part that previous reflective mirror elastic retainers 14 stores is returned to air, fraction transforms heat and is dissipated on the mechanical part, the buffering and the absorption of 14 pairs of wind-force of elastic retainers have been subdued impact and the destruction of high wind to unit greatly.
The flexible dish formula Photospot solar electrothermal combined using system of the described many focal lengths of the above embodiment of the invention, though the installation site of each focal length reflective mirror is on same X, Y coordinate plane, but because the focal length difference and the distributing position difference of each reflective mirror, there is big gap in the edge of each adjacent reflective mirror at the Z coordinate direction, generally can reach more than 20 centimetres, this gap provides spacious air-guiding aisle, greatly reduces the windage of reflective mirror; The reflective mirror cambered surface and the frame 7 of ring focal length reflective mirror 9, two outer shroud focal length reflective mirrors 10 are all not parallel in two, and its angle direction is symmetrically distributed with frame 7 central shafts with size, cross the aerodynamic lift of the cambered surface generation of reflective mirror for the air flow stream vertical with frame 7 planes, be symmetrically distributed with frame 7 central shafts, the lift equal and opposite in direction, but direction is opposite, cancels each other, and for frame 7 plane off plumb air-flows, it is quite most of also can both to cancel each other wherein.
Shown in Fig. 1-2, the flexible dish formula Photospot solar electrothermal combined using system of the described many focal lengths of the embodiment of the invention, described pillar 2 lower ends are air velocity transducer 22 fixedly, to detect wind speed excessive and may jeopardize unit safety the time when this transducer, then send command signal, control motor driven vertical rotary pursuit unit 5 vertically rotatablely moves, and frame 7 is finally stopped on the horizontal level of windage minimum to reach the purpose that high wind is protected; Fixedly connected concentrating to generate power chamber support 11 on the described frame 7, this fixed installation concentrating to generate power chamber, support 11 tops, concentrating to generate power chamber 12, its inside cavity is provided with concentrator cell 20 near light inlet window 19 positions, bottom side, sunlight can be through center focal length reflective mirror 8, interior ring focal length reflective mirror 9,10 reflections of inferior outer shroud focal length reflective mirror, see through light inlet window 19, gather and be radiated on the concentrator cell 20, concentrator cell 20 is the 30%-40% of solar energy an electric power by opto-electronic conversion, and remainder is absorbed by concentrator cell 20 and is converted to heat.Described concentrating to generate power chamber 12 is provided with generating output port 15, the electric power of concentrator cell 20 from the sunlight conversion is transported to outside the cavity in concentrating to generate power chamber 12, sunlight position transducer 21 is installed at these 12 tops, concentrating to generate power chamber, when detecting frame 7, this transducer error is appearred in the tracking of the sun at level angle, to send instruction and horizontally rotate tracing unit 3 by motor 4 drivings, drive frame 7 and on level angle, rotate, eliminate the tracking error on the level angle of the sun; When detecting frame 7, this sunlight position transducer 21 error is appearred in the tracking of the sun at vertical angle, to send instruction by the vertical rotary pursuit of another motor-driven unit 5, drive frame 7 and on vertical angle, rotate, eliminate the tracking error on the vertical angle of the sun; The outside upper and lower both sides in described concentrating to generate power chamber 12 are respectively equipped with coolant outlet 17 and coolant entrance 16, and 12 inboards, described concentrating to generate power chamber are provided with the coolant jet 18 that is communicated with coolant entrance 16; The cooling agent that pumps by coolant pump 25, via coolant entrance 16, surface from coolant jet 18 high velocity jet to concentrator cell 20, to such an extent as to cooling agent is accepted concentrator cell 20 heats intensification boiling, refrigerant evaporates has been taken away a large amount of heats, has cooled off concentrator cell 20, after the coolant vapours bubble leaves concentrator cell 20 surfaces, cooling agent around heat passes to gradually, the coolant vapours cooling liquid becomes liquid again.
As shown in Figure 3-4, the flexible dish formula Photospot solar electrothermal combined using system of the described many focal lengths of the embodiment of the invention, cooling agent after concentrator cell 20 heating is sent from coolant outlet 17, to the heat exchanger 6 that is installed in the heat exchange accumulation of heat pond 13, cooling agent and outside heat-storage agent in the heat exchanger 6 carry out heat exchange, coolant temperature reduces behind the heat transferred heat-storage agent, again pump by coolant pump 23 and carry out next one circulation, obtain the heat-storage agent that the heat temperature raises, be stored in the heat exchange accumulation of heat pond 13, the heat of its storage can be done the low temperature heat energy generating, also can live, the thermal source of producing; For small-sized unit, can save coolant jet 18, heat exchanger 6 and coolant pump 23, if adopt cooling heat accumulation tank 24, lower from cooling heat accumulation tank bottom temp, the cooling agent that density is bigger flows directly into concentrating to generate power chamber 12 from coolant entrance 16, flow near the concentrator cell 20, to such an extent as to cooling agent is accepted the heat intensification boiling on concentrator cell 20 surfaces, refrigerant evaporates has been taken away heat, cooled off concentrator cell 20, after the coolant vapours bubble leaves concentrator cell 20 surfaces, cooling agent around heat passes to gradually, the coolant vapours cooling liquid, it is higher to become temperature, the liquid that density is less flows out to cooling heat accumulation tank top from coolant outlet 17, finish a circulation, the thermal source that cooling heat accumulation tank 24 stored heats can be lived and be produced.

Claims (8)

1. the flexible dish formula Photospot solar electrothermal combined using system of focal length more than a kind, comprise base (1), pillar (2), frame (7), concentrating to generate power chamber (12), base (1) top mounting column (2), it is characterized in that: described pillar (2) upper end is installed and is horizontally rotated tracing unit (3), described tracing unit (3) the fixed vertical rotary pursuit unit, top (5) that horizontally rotates; Frame (7) upper surface is provided with the reflective mirror of multiple focal length, the reflective mirror bottom of each focal length connects elastic retainers (14), frame (7) goes up fixedly connected concentrating to generate power chamber support (11), this fixed installation concentrating to generate power chamber (12), concentrating to generate power chamber support (11) top; Heat exchanger (6) is fixedly mounted in the heat exchange accumulation of heat pond (13).
2. the flexible dish formula Photospot solar electrothermal combined using system of many focal lengths according to claim 1, it is characterized in that: described frame (7) is the planar bilayer truss structure.
3. the flexible dish formula Photospot solar electrothermal combined using system of many focal lengths according to claim 1 is characterized in that: described focal length reflective mirror comprise center focal length reflective mirror (8), its both sides of center interior ring focal length reflective mirror (9), be installed on the inferior outer shroud focal length reflective mirror (10) in ring focal length reflective mirror (9) outside in two.
4. the flexible dish formula Photospot solar electrothermal combined using system of many focal lengths according to claim 1, it is characterized in that: the inside cavity in described concentrating to generate power chamber (12) is provided with concentrator cell (20) near bottom side light inlet window (19) position.
5. the flexible dish formula Photospot solar electric heating of many focal lengths according to claim 1 is got in touch system usefulness, and it is characterized in that: described pillar (2) lower end is air velocity transducer (22) fixedly.
6. according to the flexible dish formula Photospot solar electrothermal combined using system of claim 1 or 4 described many focal lengths, it is characterized in that: sunlight position transducer (21) is installed at top, described concentrating to generate power chamber (12).
7. the flexible dish formula Photospot solar electrothermal combined using system of many focal lengths according to claim 1, it is characterized in that: the outside upper and lower both sides in described concentrating to generate power chamber (12) are respectively equipped with coolant outlet (17) and coolant entrance (16).
8. the flexible dish formula Photospot solar electrothermal combined using system of many focal lengths according to claim 4, it is characterized in that: inboard, described concentrating to generate power chamber (12) is provided with the coolant jet (18) that is communicated with coolant entrance (16).
CN2010101697185A 2010-05-10 2010-05-10 Elastic multifocal disc-type concentrating hybrid PV (photovoltaic)/thermal solar system Pending CN102244479A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010101697185A CN102244479A (en) 2010-05-10 2010-05-10 Elastic multifocal disc-type concentrating hybrid PV (photovoltaic)/thermal solar system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2010101697185A CN102244479A (en) 2010-05-10 2010-05-10 Elastic multifocal disc-type concentrating hybrid PV (photovoltaic)/thermal solar system
PCT/CN2010/073935 WO2011140733A1 (en) 2010-05-10 2010-06-13 Multifocus elastic dish type light-focusing solar energy and electrothermal combined system

Publications (1)

Publication Number Publication Date
CN102244479A true CN102244479A (en) 2011-11-16

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Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2042579U (en) * 1988-03-01 1989-08-09 王炜 Solar energy boiler and electricity generator with automatically tracing device
GR1001244B (en) * 1991-04-16 1993-06-30 Alexandros Papadopoulos Photovoltaic generator of high efficiency
CN2305620Y (en) * 1997-04-30 1999-01-27 王欣 Solar power supply unit for house
CN100424893C (en) * 2006-12-22 2008-10-08 天津大学 Electrothermal combined using device for solar cell
CN201314707Y (en) * 2008-04-17 2009-09-23 万斌 Solar double-dish-face heat-energy power generating device
CN101295944B (en) * 2008-06-10 2010-09-15 赵振海 Solar two-dimension tracing apparatus
CN201656850U (en) * 2010-05-10 2010-11-24 周继武 Multi-focal resilient disc-type concentrating hybrid PV/thermal solar system

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Application publication date: 20111116