CN112180993A - Solar energy automatic tracking device - Google Patents
Solar energy automatic tracking device Download PDFInfo
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- CN112180993A CN112180993A CN202011155799.3A CN202011155799A CN112180993A CN 112180993 A CN112180993 A CN 112180993A CN 202011155799 A CN202011155799 A CN 202011155799A CN 112180993 A CN112180993 A CN 112180993A
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- photovoltaic panel
- driving assembly
- sun
- motor
- power generation
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D3/00—Control of position or direction
- G05D3/12—Control of position or direction using feedback
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention relates to the field of photovoltaic power generation, and discloses an automatic solar tracking device, which comprises: a fixed mount; the rotating frame is rotatably arranged on the fixed frame; the photovoltaic panel is rotatably arranged on the rotating frame; the sun driving assembly is arranged on the fixed frame and used for rotating the rotating frame so that the photovoltaic panel rotates from east to west along with the sun; the seasonal driving assembly is mounted on the rotating frame and used for adjusting the pitching angle of the photovoltaic panel so that the photovoltaic panel faces the sunlight; the photosensitive device is used for monitoring the position of the sun; the controller is electrically connected with the day driving assembly, the season driving assembly and the photosensitive device respectively; and the storage battery is electrically connected with the photovoltaic panel, the daily driving assembly, the seasonal driving assembly and the controller respectively, wherein the seasonal driving assembly drives the photovoltaic panel to rotate for a certain angle once every day. The solar automatic tracking device provided by the invention independently controls the photovoltaic panel to rotate through the solar driving assembly and the seasonal driving assembly, so that the energy consumption in tracking the sun is reduced.
Description
Technical Field
The invention relates to the field of photovoltaic power generation, in particular to an automatic solar tracking device.
Background
China has wide breadth and rich solar energy resources, so that a plurality of photovoltaic panels are arranged for power generation, the power utilization pressure can be relieved, and the consumption of coal is reduced. The installation mode of the photovoltaic panel generally comprises a fixed mode and a tracking mode, the fixed mode is simple to install, but the orientation angle of the photovoltaic panel is unchanged all the year round, and the photovoltaic panel is low in power generation efficiency. The tracking type photovoltaic panel is an installation platform consisting of two motors, and can perform horizontal rotation and vertical pitching motion, so that the horizontal and pitching angles of the photovoltaic panel are adjusted. Because the pitching part is arranged on the rotating platform, the pitching part can work as long as the rotating part works, and the rotating part can work as long as the pitching part works, and the rotating part works.
Disclosure of Invention
The present invention has been made to solve the above problems, and an object of the present invention is to provide an automatic solar tracking apparatus, which has advantages of high power generation amount and low energy loss by driving a photovoltaic panel to rotate through two independent driving units.
The invention provides a solar automatic tracking device, which is characterized by comprising: a fixed mount; the rotating frame is rotatably arranged on the fixed frame; the photovoltaic panel is rotatably arranged on the rotating frame; the sun driving assembly is arranged on the fixed frame and used for rotating the rotating frame so that the photovoltaic panel rotates along with the sun; the seasonal driving assembly is mounted on the rotating frame and used for adjusting the pitching angle of the photovoltaic panel so that the photovoltaic panel faces the sun; the photosensitive device is used for monitoring the position of the sun; the controller is electrically connected with the day driving assembly, the season driving assembly and the photosensitive device respectively; and the storage battery is electrically connected with the photovoltaic panel, the day driving assembly, the season driving assembly and the controller respectively, wherein the season driving assembly drives the photovoltaic panel to rotate by a certain angle once every day, namely, for an area with the north return line north, the season driving assembly drives the photovoltaic panel to rotate by a certain angle from south to north between the winter solstice day and the summer solstice day, and the season driving assembly drives the photovoltaic panel to rotate by a certain angle from north to south between the summer solstice day and the winter solstice day.
In the solar automatic tracking power generation apparatus according to the present invention, the solar automatic tracking power generation apparatus may further include: a cross bar; the pair of vertical rods are arranged at the two ends of the cross rod and are used for being rotatably connected with the fixed frame; and the pair of inclined rods are oppositely arranged in the middle of the cross rod and are used for rotatably connecting the photovoltaic panel.
In the solar automatic tracking power generation apparatus according to the present invention, the solar automatic tracking power generation apparatus may further include: two ends of the first cable are respectively fixedly connected with the pair of inclined rods; the first motor is installed on the fixing frame and located below the cross rod, the first motor is provided with a first driving winding drum, and the first cable is fixed on the first driving winding drum through a first pressing plate.
The solar automatic tracking power generation device provided by the invention can also have the characteristic that the first motor is a direct current motor or an alternating current motor.
In the solar automatic tracking power generation apparatus provided by the present invention, the solar automatic tracking power generation apparatus may further have a feature in which the seasonal driving unit includes: two ends of the second cable are respectively fixedly connected with the photovoltaic panel and are positioned on two sides of the rotation axis of the photovoltaic panel; the second motor is installed on the rotating frame and located below the photovoltaic panel, the second motor is provided with a second driving winding drum, and the second cable is fixed on the second driving winding drum through a second pressing plate.
The solar automatic tracking power generation device provided by the invention can also have the characteristic that the second motor is a direct current motor or an alternating current motor.
The solar automatic tracking power generation device provided by the present invention may further include: the illuminating lamp is electrically connected with the controller and the storage battery respectively.
Action and Effect of the invention
According to the solar automatic tracking power generation device, the light intensity received by the photosensitive device is caused by the angle of the sunlight to the photovoltaic panel, the signal is transmitted to the controller, the controller processes the light intensity signal to generate a pitch angle signal and a following signal, the seasonal driving assembly receives and executes the pitch angle signal to enable the photovoltaic panel to face the sun, and then the diurnal driving assembly receives the following signal to rotate the rotating frame, so that the photovoltaic panel rotates along with the sun and resets the photovoltaic panel after the sun. The photovoltaic panel is rotated by 94 degrees in season tracking for one year, and the energy consumption for season tracking can be ignored, so that the solar automatic tracking power generation device provided by the invention has the advantages of high power generation amount and low energy consumption.
Drawings
Fig. 1 is a schematic perspective view of an automatic solar tracking power generation device according to an embodiment of the present invention;
FIG. 2 is a front view of an automatic solar tracking power plant in an embodiment of the present invention;
FIG. 3 is a right side view of an automatic solar tracking power plant in an embodiment of the present invention; and
fig. 4 is a schematic view of a rotating frame in an embodiment of the present invention.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is specifically described below by combining the embodiment and the attached drawings.
< example >
Fig. 1 is a schematic perspective view of an automatic solar tracking power generation device according to an embodiment of the present invention. Fig. 2 is a front view of an automatic solar tracking power generation device according to an embodiment of the present invention. FIG. 3 is a right side view of an automatic solar tracking power generation device according to an embodiment of the present invention
As shown in fig. 1 to 3, the solar automatic tracking power generation apparatus 100 of the present embodiment includes a fixed frame 1, a rotating frame 2, a photovoltaic panel 3, a day driving assembly 4, a season driving assembly 5, a photosensitive device 6, a controller 7, a storage battery (not shown), and an illumination lamp (not shown).
The fixing frame 1 comprises a bottom plate and two mounting plates, wherein the two mounting plates are welded at two ends of the bottom plate respectively and are positioned at the same side of the bottom plate. The opposite sides of the two mounting plates are provided with mounting holes, and rotating bearings are embedded in the mounting holes.
Fig. 4 is a schematic view of a rotating frame in an embodiment of the present invention.
As shown in fig. 4, the rotating frame 2 in this embodiment includes a cross bar 21, a pair of vertical bars 22, a support bar 23, a pair of diagonal bars 24, and a connecting bar 25.
A pair of vertical rods 22 are welded to the two ends of the cross rod 21 and located on the same side of the cross rod 21. Wherein, for guaranteeing the stability of montant 22, the one end welding of branch 23 is on horizontal pole 21, and the other end welding is on montant 22 for montant 22 is the triangular connection with horizontal pole 21. One end of the vertical rod 22 far away from the cross rod 21 is provided with a rotating shaft, and the axis of the rotating shaft is parallel to the length direction of the cross rod 21. The rotating shaft penetrates through the rotating bearing and is connected with the fixed frame 1 in a rotating mode.
The bottom ends of a pair of diagonal rods 24 are welded at the middle part of the cross rod 21 and extend away from the cross rod 21 in a direction of 45 degrees with the cross rod 21, and a connecting line between the pair of diagonal rods 24 is vertical to a connecting line between the pair of vertical rods 22. The top end of the diagonal rod 24 has a rotation hole, and the axis of the rotation hole is perpendicular to the length direction of the cross rod 21. A connecting rod 25 is welded to the middle of the diagonal rod 24, the connecting rod 25 being remote from the cross rod 21.
Two rotating shafts are installed on the rotating axis of the photovoltaic panel 3, and the rotating shafts are installed in rotating holes at the top ends of the inclined rods 24. The back of photovoltaic board 3 and be located the both sides of the rotation axis of photovoltaic board 3 and be equipped with the connecting seat.
In this embodiment, the photovoltaic panel 3 is shaped like a sunflower, and in other embodiments, the photovoltaic panel 3 may also be rectangular or circular.
The day drive assembly 4 includes a first motor 41, a first cable 42, and a first platen (not shown).
The first motor 41 is mounted on the base plate and below the cross bar 21 by means of a bolt connection. Wherein, a first driving reel is installed on the rotating shaft of the first motor 41, and the rotating axis of the first driving reel is parallel to the rotating axis of the rotating frame 2.
The first cable 42 is wound around the first driving reel, and both ends of the first cable are respectively fixedly connected with the connecting rods 25 of the opposite inclined rods 24.
In this embodiment, first cable 42 is wound 5 turns around the first drive spool and the first pressure plate secures first cable 42 in the middle turn to the first drive spool. When the photovoltaic panel is facing the sun at noon, the first pressing plate is located right below the first driving reel.
The quaternary drive assembly 5 includes a second motor 51, a second cable 52, and a second platen (not shown).
The second motor 51 is mounted on the cross bar 21 and below the photovoltaic panel 3 by means of a bolt connection. Wherein, a second driving reel is installed on the rotating shaft of the second motor 51, and the rotating axis of the second driving reel is perpendicular to the rotating axis of the rotating frame 2.
The second cable 52 is wound on the second driving reel, and both ends of the second cable are respectively fixedly connected with the connecting seats.
In this embodiment, the second cable 52 is wound around the second drive drum for 5 turns, and the second pressure plate fixes the second cable 52 on the second drive drum for the middle turn. When the photovoltaic panel is in spring minutes or autumn minutes, the second pressing plate is positioned right below the second driving reel.
The solar automatic tracking power generation device 100 provided by the embodiment is used for illuminating a road, so that the size of the photovoltaic panel is small, and the first motor 41 and the second motor 51 are direct current speed reduction motors. In other embodiments, for example, the first motor 41 and the second motor 51 are ac speed-reducing motors, since the photovoltaic panel is large in size due to the special use of sunlight for power generation.
The photosensitive device 6 is installed on the front surface of the photovoltaic panel 3 and comprises a sun tracking sensor and a season tracking sensor, wherein the sun tracking sensor is used for monitoring the track change of the sun, and the season tracking sensor is used for monitoring the angle change of the sun.
The storage battery is installed on the bottom plate and is respectively connected with the electrical property of the photovoltaic panel 3, the first motor 41 and the second motor 51, and is used for collecting the electric energy generated by the photovoltaic panel 3 and supplying energy to the first motor 41 and the second motor 51.
The controller 7 is mounted on the bottom plate and electrically connected to the battery, the photosensitive device 6, the first motor 41 and the second motor 51.
The solar automatic tracking power generation device 100 provided by the embodiment has two tracking modes of season tracking and day tracking:
when the sun is in the south-most position during the winter solstice day, the seasonal driving assembly 5 drives the photovoltaic panel 3 to rotate to the south-most position, from which point the sun moves north at 0.2575 degrees per day. Namely: if the precision of the season tracking sensor reaches 0.2575 degrees, the season tracking amplifier in the controller 7 amplifies the signal, the second motor 51 drives the second driving drum to rotate, at the moment, the south side of the second cable 52 is released, the north side is retracted, and the season tracking control system rotates to the north through 0.2575 degrees every day so that the photovoltaic panel 3 is aligned with the sun.
The driving assembly 2 automatically returns the photovoltaic panel 3 to the original position of the east in the sun on the day night. When the sun rises in the morning the next day, when the sun moves and reaches the precision of the sun tracking sensor, the sun tracking amplifier in the controller 7 amplifies the signal, the first motor 41 drives the first driving reel to rotate, so that the cable is released from the east, the cable is retracted from the west, the sun driving component 4 drives the photovoltaic panel to align with the sun, the sun is tracked till the sun goes down the hill, and the sun driving component 4 automatically returns the photovoltaic panel 3 to the original position of the east.
The light respectively with battery and 7 electric connection of controller, promptly: when the light sensing device 6 cannot monitor the sunlight or the illumination time of the illumination lamp to reach the set time, the controller 7 controls the illumination lamp to be turned on until the light sensing device 6 monitors that the illumination time of the sunlight or the illumination lamp exceeds the set illumination lamp turn-off time.
It should be noted that the movement of the sun is regular, rising from east in the morning and falling to west in the evening, and the angle difference between the sun in the winter to summer is 47 degrees, so that the change angle of the sun is small every day. The embodiment is divided into two independent day tracking assemblies and a season tracking assembly, the day tracking assemblies drive the photovoltaic panel 3 to track the sun from east to west every day, the season tracking assemblies only need to rotate 0.2575 degrees every day on the basis of the pitch angle of the photovoltaic panel 3 in the previous day, and energy consumed by the season tracking assemblies at the rotating speed is only 0.00172 of energy consumed by day tracking and can be basically ignored.
Effects and effects of the embodiments
According to the solar automatic tracking power generation device related to the embodiment, sunlight irradiates to the angle of the photovoltaic panel, so that the light intensity received by the photosensitive device is caused, the signal is transmitted to the controller, the controller processes the strong signal to generate a pitch angle signal and a following signal, the seasonal driving assembly receives and executes the pitch angle signal, the photovoltaic panel faces the sun, and then the diurnal driving assembly receives the following signal and further rotates the rotating frame, so that the photovoltaic panel rotates along with the sun and resets the photovoltaic panel after the sun. The photovoltaic panel is rotated by 94 degrees in season tracking for one year, and the energy consumption for season tracking can be ignored, so that the solar automatic tracking power generation device provided by the invention has the advantages of high power generation amount and low energy consumption.
Claims (7)
1. An automatic solar tracking device, comprising:
a fixed mount;
the rotating frame is rotatably arranged on the fixed frame;
the photovoltaic panel is rotatably arranged on the rotating frame;
the sun driving assembly is arranged on the fixed frame and used for rotating the rotating frame so that the photovoltaic panel rotates along with the sun;
a seasonal driving assembly mounted on the rotating frame for adjusting a pitch angle of the photovoltaic panel such that the photovoltaic panel faces the sun;
the photosensitive device is used for monitoring the position of the sun;
the controller is electrically connected with the day driving assembly, the season driving assembly and the photosensitive device respectively; and
a storage battery electrically connected to the photovoltaic panel, the solar driving assembly, the seasonal driving assembly, and the controller, respectively,
wherein the quaternary drive assembly drives the photovoltaic panel to rotate by a certain angle once a day.
2. The automated tracking power generation device of claim 1, wherein:
wherein, the swivel mount includes:
a cross bar;
the pair of vertical rods are arranged at the two ends of the cross rod and are used for being rotatably connected with the fixed frame;
and the pair of inclined rods are oppositely arranged in the middle of the cross rod and are used for rotatably connecting the photovoltaic panel.
3. The automated tracking power generation device of claim 2, wherein:
wherein the day drive assembly comprises:
two ends of the first cable are respectively fixedly connected with the pair of inclined rods;
a first motor installed on the fixed frame and located below the cross bar,
the first motor is provided with a first driving winding drum, and the first cable is fixed on the first driving winding drum through a first pressing plate.
4. The automated tracking power generation device of claim 3, wherein:
the first motor is a direct current motor or an alternating current motor.
5. The automated tracking power generation device of claim 2, wherein:
wherein the quaternary drive assembly comprises:
two ends of the second cable are respectively fixedly connected with the photovoltaic panel and are positioned on two sides of the rotation axis of the photovoltaic panel;
a second motor mounted on the rotating frame and located below the photovoltaic panel,
the second motor is provided with a second driving winding drum, and the second cable is fixed on the second driving winding drum through a second pressing plate.
6. The automated tracking power generation device of claim 5, wherein:
wherein, the second motor is a direct current motor or an alternating current motor.
7. The automated tracking power generation apparatus of claim 1, further comprising:
the illuminating lamp is electrically connected with the controller and the storage battery respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011155799.3A CN112180993A (en) | 2020-10-26 | 2020-10-26 | Solar energy automatic tracking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011155799.3A CN112180993A (en) | 2020-10-26 | 2020-10-26 | Solar energy automatic tracking device |
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| Publication Number | Publication Date |
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| CN112180993A true CN112180993A (en) | 2021-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011155799.3A Pending CN112180993A (en) | 2020-10-26 | 2020-10-26 | Solar energy automatic tracking device |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201345057Y (en) * | 2008-11-25 | 2009-11-11 | 西安杰西电子科技发展有限责任公司 | Novel facing sun automatic tracking device |
| CN101877560A (en) * | 2010-04-02 | 2010-11-03 | 刘建中 | Automatic sunlight tracking device |
| CN203259885U (en) * | 2013-05-16 | 2013-10-30 | 同济大学 | Solar power generation tracking device |
| CN204187503U (en) * | 2014-10-30 | 2015-03-04 | 莱芜汇中能源科技有限公司 | A kind of tracing type photovoltaic road lamp device |
| CN204347620U (en) * | 2014-09-30 | 2015-05-20 | 华中科技大学文华学院 | A kind of single shaft photovoltaic sun tracking system |
| CN111158403A (en) * | 2019-12-30 | 2020-05-15 | 无锡道驰光电科技有限公司 | Sun-tracking power generation method and device for photovoltaic module |
-
2020
- 2020-10-26 CN CN202011155799.3A patent/CN112180993A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201345057Y (en) * | 2008-11-25 | 2009-11-11 | 西安杰西电子科技发展有限责任公司 | Novel facing sun automatic tracking device |
| CN101877560A (en) * | 2010-04-02 | 2010-11-03 | 刘建中 | Automatic sunlight tracking device |
| CN203259885U (en) * | 2013-05-16 | 2013-10-30 | 同济大学 | Solar power generation tracking device |
| CN204347620U (en) * | 2014-09-30 | 2015-05-20 | 华中科技大学文华学院 | A kind of single shaft photovoltaic sun tracking system |
| CN204187503U (en) * | 2014-10-30 | 2015-03-04 | 莱芜汇中能源科技有限公司 | A kind of tracing type photovoltaic road lamp device |
| CN111158403A (en) * | 2019-12-30 | 2020-05-15 | 无锡道驰光电科技有限公司 | Sun-tracking power generation method and device for photovoltaic module |
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Application publication date: 20210105 |
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