CN108712142B - Photovoltaic power station capable of tracking sun - Google Patents
Photovoltaic power station capable of tracking sun Download PDFInfo
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- CN108712142B CN108712142B CN201810313818.7A CN201810313818A CN108712142B CN 108712142 B CN108712142 B CN 108712142B CN 201810313818 A CN201810313818 A CN 201810313818A CN 108712142 B CN108712142 B CN 108712142B
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- 238000010248 power generation Methods 0.000 claims abstract description 60
- 230000005540 biological transmission Effects 0.000 claims description 42
- 239000003638 chemical reducing agent Substances 0.000 claims description 26
- 230000003595 spectral effect Effects 0.000 claims description 4
- 238000001228 spectrum Methods 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 13
- 238000009434 installation Methods 0.000 description 8
- 238000005286 illumination Methods 0.000 description 4
- 239000004566 building material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- 239000010959 steel Substances 0.000 description 1
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- 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
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
- H02S20/32—Supporting structures being movable or adjustable, e.g. for angle adjustment specially adapted for solar tracking
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- 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
- H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
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- 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
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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
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/52—PV systems with concentrators
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Abstract
The invention discloses a photovoltaic power station capable of tracking sun, which comprises at least two solar power generation devices, wherein the solar power generation devices are arranged in the same straight line, the bottoms of the solar power generation devices are connected with the same angle adjusting device, each solar power generation device comprises a supporting seat, a reflecting component is arranged on the supporting seat, a double-sided photovoltaic power generation component is arranged above the reflecting component, and the double-sided photovoltaic power generation component is connected with the supporting seat in a sliding manner. Compared with the prior art, the photovoltaic power station capable of tracking by tracking the sun provided by the invention not only increases the area of the photovoltaic power generation assembly, but also drives the hemispherical reflector to perform multi-angle steering, and can realize omnibearing solar tracking, so that the power generation rate of the back of the photovoltaic cell is improved.
Description
Technical Field
The invention relates to the field of photovoltaic power generation, in particular to a photovoltaic power station capable of tracking sun.
Background
With the gradual reduction of world energy, renewable energy power generation technology is rapidly developed, and solar power generation is more and more concerned by people due to the unique advantages of the renewable energy power generation technology. How to improve the effective generated energy of solar photovoltaic power generation is always a goal pursued by people, the conventional photovoltaic power generation component is a single-sided crystalline silicon component, and can only receive sunlight irradiation on one side to generate power, and the light utilization efficiency and the power generation efficiency of the same installation area are low. The double-sided photovoltaic power generation assembly can receive sunlight on the front side and the back side to perform double-sided power generation, but the existing double-sided photovoltaic power generation assembly has the following two installation modes: the building material used as a building ceiling is horizontally installed, the building material has the advantages of attractive appearance and partial daylighting effect, but the power generation at the back of the building depends on the light reflected by the natural ground to generate power, the ground can absorb most of the light, the light utilization efficiency is low, the power generation efficiency is poor, and the economy is poor; the double-sided power generation photovoltaic module is vertically installed as a sound insulation board, and has the advantages that the front side and the back side of the double-sided power generation photovoltaic module can receive illumination for power generation, but due to vertical installation, the front side and the back side of the double-sided power generation photovoltaic module receive small light radiation quantity, and the solar illumination utilization rate is low;
the photovoltaic support, one of the main components of the photovoltaic power generation application system, is a special support structure for fixing and installing a solar photovoltaic module, and the supports used in the current engineering are mostly fixed welding structures, so that the structure cannot meet the requirements of different solar irradiation angles and achieve the optimal effect of utilizing energy.
Disclosure of Invention
In order to solve the technical problems, the invention provides a photovoltaic power station capable of tracking sun, which aims to solve the problems that the receiving efficiency of the front side and the back side of a photovoltaic cell on solar energy is improved, the solar illumination utilization rate is improved, the requirements of different solar illumination angles are met, and the best effect of utilizing energy is achieved.
The technical scheme adopted by the invention is as follows: the utility model provides a can follow spot tracking's photovoltaic power plant, the key lies in: the solar photovoltaic power generation device comprises at least two solar power generation devices, wherein the solar power generation devices are arranged in the same straight line, the bottoms of the solar power generation devices are connected with the same angle adjusting device, each solar power generation device comprises a supporting seat, a reflecting component is arranged on each supporting seat, a double-sided photovoltaic power generation component is arranged above each reflecting component, and the double-sided photovoltaic power generation component is connected with the supporting seats in a sliding manner;
the double-sided photovoltaic power generation assembly comprises a fixed support frame and a sliding support frame which are arranged just opposite to each other, the lower portion of the fixed support frame is fixedly connected with the support base, the lower portion of the sliding support frame is connected with the support base through first linear sliding pieces, the two first linear sliding pieces are arranged close to the side edges of the support base respectively, the light reflecting assembly is arranged between the two first linear sliding pieces, the upper portions of the fixed support frame and the sliding support frame are connected with an upper sliding frame and a lower sliding frame respectively in parallel, the upper sliding frame and the lower sliding frame are connected in a sliding mode, a light receiving area is formed between the upper sliding frame and the lower sliding frame in an enclosing mode, and at least one double-sided power generation battery panel is installed in the upper sliding frame and the lower sliding;
the angle adjusting device comprises an installation cavity body horizontally arranged, at least two transmission shaft groups are horizontally arranged in the installation cavity body, the transmission shaft groups are movably connected through a transmission chain, the outer ends of the transmission shaft groups extend out of the cavity wall of the installation cavity body, a fixing plate is vertically connected with the cavity wall of the installation cavity body, the fixing plate is fixedly connected with the nearest lower surface of the supporting seat, a rotary speed reducer is connected onto the transmission shaft group on the outermost side, and the input end of the rotary speed reducer is connected with a motor.
The scheme has the advantages that the solar power generation devices arranged in a row are fixedly installed on the ground through the same angle adjusting device, the strength is high, the structure is reasonable, the requirements of different solar irradiation angles can be met through rotation, the optimal effect of utilizing energy can be achieved, and the long-term stable operation of the whole system can be ensured; when the photovoltaic power station works, sunlight can irradiate the front side of the double-sided power generation cell panel to generate power, the sunlight can also irradiate the reflecting component through the light receiving area, the reflecting component can reflect part of sunlight to the back side of the double-sided power generation cell panel, the supporting frame slides relative to the supporting seat through the first sliding part, and then the upper sliding frame and the lower sliding frame are driven to slide relative to each other, so that the area of the light receiving area is enlarged, and the light receiving rate of the reflecting component is improved; a single motor drives a plurality of solar power generation devices to operate through a rotary speed reducer, the installed capacity is increased, equipment with large driving torque does not need to be selected, the tracking angle range is large, and the power station efficiency is greatly improved.
Preferably, reflection of light subassembly includes the hemisphere reflector, the coating has the spectrum reflection stratum on the sphere of hemisphere reflector, and the sphere of this hemisphere reflector is towards the light receiving area, be connected with the universal joint on the supporting seat, this hemisphere reflector passes through the universal joint is installed on the supporting seat, the hemisphere reflector the universal joint with the coaxial lead setting of supporting seat is equipped with two at least direction regulation seats on the bottom surface of this hemisphere reflector, the direction is adjusted the seat and is connected with the location driving piece through wire rope.
The effect of this scheme is that direction regulating part and location driving piece use of mutually supporting, can be according to the angle that the sunlight penetrated to the universal joint is the rotation fulcrum, and the position of hemispherical reflector is adjusted in a flexible way to increase the tracking accuracy, increase tracking range, the utilization ratio of the improvement sunlight of maximum efficiency.
Preferably, the transmission shaft group comprises two transmission shafts which are arranged oppositely, the outer ends of the transmission shafts extend out of the cavity wall of the installation cavity and are connected with the fixing plate, the inner ends of the transmission shafts are connected with the same connecting pipe, the transmission shafts are fixedly sleeved with transmission chain wheels, and the transmission chain wheels are meshed with the transmission chains.
The effect of this scheme is that through drive sprocket and drive chain realization transmission between the transmission shaft group, increases the stability of operation.
Preferably, any connecting pipe on the outermost side is connected with the output end of the rotary speed reducer, a speed reducer is arranged between the rotary speed reducer and the motor, the output end of the speed reducer is connected with the input end of the rotary speed reducer, and the input end of the speed reducer is connected with the output end of the motor.
The effect of this scheme can reduce the slew velocity of transmission shaft, improves output torque.
Preferably, the first linear sliding part comprises a telescopic supporting rod and a lead screw motor, one end of the telescopic supporting rod is connected with the lower part of the sliding supporting frame, the other end of the telescopic supporting rod is fixedly connected with the lead screw motor, a lead screw of the lead screw motor extends out along the length direction of the telescopic supporting rod, a limiting slide block is connected with a lead screw thread of the lead screw motor, and the limiting slide block is fixedly connected with the telescopic supporting rod.
The effect of this scheme is that lead screw motor drive limit slide moves along the length direction of flexible bracing piece to make flexible bracing piece promote the slip support frame and keep away from or be close to fixed support frame, and can keep the length size after flexible length changes, reliably realize the locking of distance between two support frames.
Preferably, go up the sliding rack with lower sliding rack is the concave type frame, the extension of going up the sliding rack with the extension of lower sliding rack sets up relatively, the extension of going up the sliding rack with overlap the setting from top to bottom of the extension of lower sliding rack, the extension of going up the sliding rack with be equipped with the straight line slider of second between the extension of lower sliding rack, the connecting portion of going up the sliding rack with the connecting portion of lower sliding rack respectively with the upper portion fixed connection of fixed stay frame and sliding stay frame.
The effect of this scheme is that can make reverse slip between last sliding rack and the lower sliding rack, both can increase the area in light receiving area, can expand last sliding rack, lower sliding rack and connection mount completely again to the total area of two-sided electricity generation panel has been increased.
Preferably, the second linear sliding part comprises a second bar-shaped sliding seat and a second T-shaped sliding block, the lower surface of the upper sliding frame extending part is connected with the second bar-shaped sliding seat, the upper surface of the lower sliding frame extending part is connected with the second T-shaped sliding block, and a T-shaped sliding groove matched with the second T-shaped sliding block is formed in the lower surface of the bar-shaped sliding seat.
The effect of this scheme can make upper and lower sliding frame slide along the length direction straight line of bar sliding seat to can make upper and lower sliding frame keep in close contact with, stability when improving upper sliding frame and connecting the mount and sliding relatively.
Preferably, the telescopic supporting rod comprises a plurality of scissor rod sets hinged to each other, each scissor rod set comprises two scissor rods hinged to each other at the middle part, the scissor rod sets at the two ends are hinged to the lower part of the sliding supporting frame and fixedly connected with the lead screw motor, and the limiting slide block is fixedly connected with the scissor rod set close to the lead screw motor.
The effect of this scheme is that the same quadrangle of a plurality of mutual linkage is made up into to the multiunit scissors pole, just can lock other quadrangles when changing or locking the length size of one of them quadrangle, is convenient for realize the regulation and the locking to flexible bracing piece length.
Preferably, the location driving piece includes fixed pulley and step motor, the fixed pulley with step motor all fixes the lower surface of supporting seat, wire rope's one end with seat fixed connection is adjusted to the direction, wire rope's the other end passes in proper order behind supporting seat, the fixed pulley, with step motor connects.
The technical scheme has the advantages that when the position of the sun needs to be tracked, the hemispherical reflector is driven by the stepping motor, so that the inclination angle of the hemispherical reflector in the air is changed, the driving moment is small, the direction convertible range is large, and the sun tracking range is wide.
Preferably, the reflection band of the spectral reflection layer is about 700-1350nm at a substantially normal angle of incidence, about 600-1250nm at an angle of incidence of 45 deg. to the normal, about 500-1150nm at an angle of incidence of 60 deg. to the normal, and about 400-1000nm at an angle of incidence of 70 deg. to the normal.
The effect of this scheme is that the usable energy reflectivity of solar spectrum is improved, the optics that reduces scattered reflection is impaired.
Has the advantages that: compared with the prior art, the photovoltaic power station capable of tracking the sun provided by the invention has the advantages that the structural design is reasonable, the photovoltaic power station is stable and reliable, the area of a photovoltaic power generation assembly can be increased, the power generation rate of the front side of a photovoltaic cell is improved, the hemispherical reflector can be flexibly driven to perform multi-angle steering, the tracking precision is higher, the tracking range is wider, the omnibearing solar tracking can be realized, the light ray receiving rate and the light ray emitting rate of the hemispherical reflector are improved, and the power generation rate of the back side of the photovoltaic cell is improved; a single motor drives a plurality of solar power generation devices in a row to operate through a rotary speed reducer, so that the installed capacity is increased, equipment with large driving torque is not required to be selected, the equipment cost is reduced, the optimal effect of utilizing energy can be achieved, and the long-term stable operation of the whole system can be ensured.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of the solar power generation device in FIG. 1;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is a left side view of FIG. 2;
FIG. 5 is a cross-sectional view A-A of FIG. 4;
FIG. 6 is a schematic view of the first linear slide 4 of FIG. 5 in an unfolded state;
fig. 7 is a schematic structural diagram of the hemispherical reflector b1 in fig. 2 when the angle is changed.
Fig. 8 is a right side view of the angle adjusting means c of fig. 1.
Detailed Description
The present invention will be described in detail with reference to specific embodiments in order to make those skilled in the art better understand the technical solutions of the present invention.
As shown in fig. 1 to 8, a photovoltaic power station capable of tracking sun includes at least two solar power generation devices, a plurality of the solar power generation devices are arranged in a straight line, the bottoms of the plurality of the solar power generation devices are connected with a same angle adjustment device c, the solar power generation devices include a support base 3, a light reflection assembly b is arranged on the support base 3, a double-sided photovoltaic power generation assembly a is arranged above the light reflection assembly b, and the double-sided photovoltaic power generation assembly a is connected with the support base 3 in a sliding manner;
the double-sided photovoltaic power generation component a comprises a fixed support frame a1 and a sliding support frame a6 which are arranged oppositely, the lower part of the fixed supporting frame a1 is fixedly connected with the supporting seat 3, the lower part of the sliding supporting frame a6 is connected with the supporting seat 3 through a first linear sliding piece 4, the two first linear sliding parts 4 are respectively arranged close to the side edge of the supporting seat 3, the light reflecting component b is arranged between the two first linear sliding parts 4, the upper parts of the fixed support frame a1 and the sliding support frame a6 are respectively connected with an upper sliding frame a2 and a lower sliding frame a3 in parallel, the upper sliding frame a2 and the lower sliding frame a3 are connected through a second linear sliding piece 5, a light receiving area is formed between the upper sliding frame a2 and the lower sliding frame a3 in an enclosing mode, and at least one double-sided power generation battery panel a5 is installed in each of the upper sliding frame a2 and the lower sliding frame a 3;
the angle adjusting device c comprises a horizontally arranged mounting cavity c1, at least two transmission shaft groups c2 are horizontally arranged in the mounting cavity c1, the transmission shaft groups c2 are movably connected through a transmission chain c7, the outer end of each transmission shaft group c2 extends out of the cavity wall of the mounting cavity c1 and is vertically connected with a fixing plate c3, the fixing plate c3 is fixedly connected with the lower surface of the nearest supporting seat 3, the outermost transmission shaft group c2 is connected with a rotary speed reducer c4, the rotary speed reducer c4 is connected with a motor c5, a speed reducer c6 is arranged between the rotary speed reducer c4 and the motor c5, the output end of the speed reducer c6 is connected with the input end of the rotary speed reducer c4, and the input end of the speed reducer c6 is connected with the output end of the motor c 5.
As can be seen in fig. 2, 4 and 7, the light reflecting assembly b comprises a hemispherical reflector b1, a spherical surface of the hemispherical reflector b1 is coated with a spectral reflection layer, reflection bands of the spectral reflection layer are about 700-1250 nm at a substantially vertical incident angle, about 600-1250nm at an incident angle of 45 ° to the normal, about 500-1150nm at an incident angle of 60 ° to the normal, and about 400-1000nm at an incident angle of 70 ° to the normal, the spherical surface of the hemispherical reflector b1 faces a light receiving area, a gimbal b2 is connected to the supporting base 3, the hemispherical reflector b1 is mounted on the supporting base 3 through the gimbal b2, the reflector hemisphere b1, the gimbal b2 and the supporting base 3 are coaxially arranged, the direction adjusting bases b3 are four, four direction adjusting bases b3 are uniformly distributed around the gimbal b2, the direction adjusting seat b3 is connected with a positioning driving piece b4 through a steel wire rope;
location driving piece b4 includes fixed pulley b41 and step motor b42, fixed pulley b41 with step motor b42 all fixes the lower surface of supporting seat 3, wire rope's one end with seat b3 fixed connection is adjusted to the direction, wire rope's the other end passes in proper order behind supporting seat 3, fixed pulley b41, with step motor b42 is connected.
As can be seen in fig. 1 and 8, the transmission shaft group c2 includes two transmission shafts c21 disposed opposite to each other, the outer end of the transmission shaft c21 extends out of the cavity wall of the mounting cavity c1 and is connected with the fixing plate c3, the inner end of the transmission shaft c21 is connected with the same connecting pipe, the transmission shaft c21 is fixedly sleeved with a transmission chain wheel c22, the transmission chain wheel c22 is engaged with the transmission chain c7, any connecting pipe on the outermost side is connected with the output end of the rotary speed reducer c4,
as can be seen in fig. 2, 5 and 6, the first linear sliding member 4 includes a telescopic support rod 41 and a lead screw motor 42, one end of the telescopic support rod 41 is connected to the lower portion of the sliding support a6, the other end of the telescopic support rod 41 is fixedly connected to the lead screw motor 42, a lead screw of the lead screw motor 42 extends along the length direction of the telescopic support rod 41, a limit slider 43 is connected to the lead screw of the lead screw motor 42 by screw threads, and the limit slider 43 is fixedly connected to the telescopic support rod 41;
the telescopic supporting rod 41 comprises a plurality of scissor rod sets which are hinged with each other, each scissor rod set comprises two scissor rods, the middle parts of the scissor rods are hinged with each other, the scissor rod sets at the two ends are hinged with the lower part of the sliding supporting frame a6 and fixedly connected with the screw rod motor 42, and the limiting slide block 43 is fixedly connected with the scissor rod set close to the screw rod motor 42.
As can be seen in fig. 2 and 3, the upper sliding frame a2 and the lower sliding frame a3 are both concave frames, the protruding portion of the upper sliding frame a2 and the protruding portion of the lower sliding frame a3 are oppositely arranged, the protruding portion of the upper sliding frame a2 and the protruding portion of the lower sliding frame a3 are arranged in an up-and-down overlapping manner, a second linear sliding element 5 is arranged between the protruding portion of the upper sliding frame a2 and the protruding portion of the lower sliding frame a3, and the connecting portion of the upper sliding frame a2 and the connecting portion of the lower sliding frame a3 are respectively fixedly connected with the upper portions of the fixed support frame a1 and the sliding support frame a 6.
As can be seen from fig. 2 and 4, the second linear sliding member 5 includes a second strip-shaped sliding seat 51 and a second T-shaped sliding block 52, the second strip-shaped sliding seat 51 is connected to the lower surface of the extension of the upper sliding frame a2, the second T-shaped sliding block 52 is connected to the upper surface of the extension of the lower sliding frame a3, and a T-shaped sliding slot adapted to the second T-shaped sliding block 52 is opened on the lower surface of the strip-shaped sliding seat 51.
Finally, it should be noted that the above-mentioned description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and scope of the present invention.
Claims (9)
1. The utility model provides a can follow spot photovoltaic power plant of tracking which characterized in that: the solar photovoltaic power generation device comprises at least two solar power generation devices, wherein the solar power generation devices are arranged in the same straight line, the bottoms of the solar power generation devices are connected with the same angle adjusting device (c), each solar power generation device comprises a supporting seat (3), a reflecting component (b) is arranged on each supporting seat (3), a double-sided photovoltaic power generation component (a) is arranged above each reflecting component (b), and the double-sided photovoltaic power generation component (a) is connected with the supporting seats (3) in a sliding mode;
two-sided photovoltaic power generation subassembly (a) including just fixed support frame (a1) and the slip support frame (a6) to setting up, the lower part of fixed support frame (a1) with supporting seat (3) fixed connection, the lower part of slip support frame (a6) with supporting seat (3) are connected through first straight line slider (4), first straight line slider (4) are two, are close to respectively the side setting of supporting seat (3), two be equipped with between first straight line slider (4) reflection of light subassembly (b), fixed support frame (a1) with the upper portion of slip support frame (a6) parallel connection respectively has last sliding frame (a2) and lower sliding frame (a3), go up sliding frame (a2) and lower sliding frame (a3) sliding connection, enclose between last sliding frame (a2) and lower sliding frame (a3) and establish and form the light receiving area, at least one double-sided power generation battery panel (a5) is respectively arranged in the upper sliding frame (a2) and the lower sliding frame (a 3);
the angle adjusting device (c) comprises a horizontally arranged mounting cavity (c1), at least two transmission shaft groups (c2) are horizontally arranged in the mounting cavity (c1), the transmission shaft groups (c2) are movably connected through transmission chains (c7), the outer ends of the transmission shaft groups (c2) extend out of the cavity wall of the mounting cavity (c1) and are vertically connected with fixing plates (c3), the fixing plates (c3) are fixedly connected with the lower surface of the nearest supporting seat (3), the transmission shaft group (c2) on the outermost side is connected with a rotary speed reducer (c4), and the input end of the rotary speed reducer (c4) is connected with a motor (c 5);
reflection of light subassembly (b) includes hemisphere reflector (b1), the coating has the spectrum reflection stratum on the sphere of hemisphere reflector (b1), and the sphere of this hemisphere reflector (b1) is towards the light receiving area, be connected with universal joint (b2) on supporting seat (3), this hemisphere reflector (b1) pass through universal joint (b2) is installed on supporting seat (3), hemisphere reflector (b1), universal joint (b2) with supporting seat (3) coaxial line sets up, is equipped with two at least direction control seats (b3) on the bottom surface of this hemisphere reflector (b1), direction control seat (b3) are connected with location driving piece (b4) through wire rope.
2. The sun-traceable photovoltaic power plant according to claim 1, characterized in that: the transmission shaft group (c2) comprises two transmission shafts (c21) which are arranged just opposite to each other, the outer ends of the transmission shafts (c21) extend out of the cavity wall of the mounting cavity (c1) and are connected with the fixing plate (c3), the inner ends of the transmission shafts (c21) are connected with the same connecting pipe, transmission sprockets (c22) are fixedly sleeved on the transmission shafts (c21), and the transmission sprockets (c22) are meshed with the transmission chains (c 7).
3. The sun-traceable photovoltaic power plant according to claim 2, characterized in that: any connecting pipe on the outermost side is connected with the output end of the rotary speed reducer (c4), a speed reducer (c6) is arranged between the rotary speed reducer (c4) and the motor (c5), the output end of the speed reducer (c6) is connected with the input end of the rotary speed reducer (c4), and the input end of the speed reducer (c6) is connected with the output end of the motor (c 5).
4. A sun-traceable photovoltaic power plant according to claim 2 or 3, characterized in that: the first linear sliding part (4) comprises a telescopic supporting rod (41) and a screw rod motor (42), one end of the telescopic supporting rod (41) is connected with the lower portion of the sliding supporting frame (a6), the other end of the telescopic supporting rod (41) is fixedly connected with the screw rod motor (42), a screw rod of the screw rod motor (42) extends out along the length direction of the telescopic supporting rod (41), a screw rod of the screw rod motor (42) is connected with a limiting slide block (43) in a threaded mode, and the limiting slide block (43) is fixedly connected with the telescopic supporting rod (41).
5. The sun-traceable photovoltaic power plant according to claim 4, characterized in that: go up sliding frame (a2) with lower sliding frame (a3) are the concave type frame, go up the extension of sliding frame (a2) with the extension of lower sliding frame (a3) sets up relatively, go up the extension of sliding frame (a2) with overlap the setting from top to bottom of the extension of lower sliding frame (a3), go up the extension of sliding frame (a2) with be equipped with second straight line slider (5) between the extension of lower sliding frame (a3), go up the connecting portion of sliding frame (a2) with the connecting portion of lower sliding frame (a3) respectively with the upper portion fixed connection of fixed stay frame (a1) and sliding stay frame (a 6).
6. The sun-traceable photovoltaic power plant according to claim 5, characterized in that: second straight line slider (5) include second bar sliding seat (51) and second T type slider (52), the lower surface of going up sliding stand (a2) extension is connected with second bar sliding seat (51), the upper surface of lower sliding stand (a3) extension is connected with second T type slider (52), the lower surface of bar sliding seat (51) seted up with the T type spout that second T type slider (52) suited.
7. The sun-traceable photovoltaic power plant according to claim or 6, characterized in that: the telescopic supporting rod (41) comprises a plurality of scissor rod sets which are hinged with each other, each scissor rod set comprises two scissor rods, the middle parts of the scissor rods are hinged with each other, the scissor rod sets at the two ends are hinged with the lower part of the sliding supporting frame (a6) and fixedly connected with the screw rod motor (42), and the limiting slide block (43) is fixedly connected with the scissor rod set close to the screw rod motor (42).
8. Solar traceable photovoltaic power plant according to claim 3 or 5, characterized in that: location driving piece (b4) includes fixed pulley (b41) and step motor (b42), fixed pulley (b41) with step motor (b42) are all fixed the lower surface of supporting seat (3), wire rope's one end with seat (b3) fixed connection is adjusted to the direction, wire rope's the other end passes in proper order supporting seat (3), behind fixed pulley (b41), with step motor (b42) are connected.
9. The sun-traceable photovoltaic power plant according to claim 8, characterized in that: the reflection bands of the spectral reflection layer are 700-1350nm at substantially normal incidence angles, 600-1250nm at incidence angles of 45 deg. to normal, 500-1150nm at incidence angles of 60 deg. to normal, and 400-1000nm at incidence angles of 70 deg. to normal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810313818.7A CN108712142B (en) | 2018-04-10 | 2018-04-10 | Photovoltaic power station capable of tracking sun |
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| US20150207454A1 (en) * | 2014-01-09 | 2015-07-23 | Edwin Earl Huling, III | Photovoltaic Collector System Utilizing Inflatable Tubing |
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Denomination of invention: Photovoltaic power station with day tracking Effective date of registration: 20211130 Granted publication date: 20201023 Pledgee: China Construction Bank Corporation Nanjing Xuanwu sub branch Pledgor: NANJING GREEN NEW ENERGY RESEARCH INSTITUTE Co.,Ltd. Registration number: Y2021980013581 |
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Date of cancellation: 20221230 Granted publication date: 20201023 Pledgee: China Construction Bank Corporation Nanjing Xuanwu sub branch Pledgor: NANJING GREEN NEW ENERGY RESEARCH INSTITUTE Co.,Ltd. Registration number: Y2021980013581 |
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Denomination of invention: Photovoltaic power station with traceable sun Effective date of registration: 20230103 Granted publication date: 20201023 Pledgee: China Construction Bank Corporation Nanjing Xuanwu sub branch Pledgor: NANJING GREEN NEW ENERGY RESEARCH INSTITUTE Co.,Ltd. Registration number: Y2023980030088 |