A polar solar tracking device and optical implementation platform
By using a 360° rotating platform and GPS solar tracker in the polar solar tracking device, the problem of low light energy utilization under polar day conditions is solved, and the solar energy utilization is efficient all-weather and suitable for polar environments.
Patent Information
- Application Number
- CN202011078112.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2020-10-10
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2040-10-10
AI Technical Summary
The existing automatic tracking solar photovoltaic system can only rotate 180° and cannot fully utilize light energy under polar day conditions, resulting in low resource utilization.
A polar sun tracking device was designed, using a 360° rotation platform and angle driving component. Combined with a GPS solar tracker, it can sense the sun position in real time and adjust the elevation and orientation of the frame to achieve 360° rotation tracking of the sun, improving the utilization rate of light energy. .
It has achieved continuous tracking of solar energy around the clock under polar conditions, improving the utilization rate of solar energy, suitable for Antarctic and Arctic regions without being affected by weather.
Smart Images
Figure CN112130592B_ABST
Abstract
Description
Technical Field
[0001] The present invention belongs to the technical field of photovoltaic equipment, and in particular relates to a polar solar tracking device and an optical implementation platform. Background Art
[0002] With the development of science and technology and the progress of society, people are becoming more and more dependent on the resources on the earth, while the resources on the earth are becoming less and less. The use of clean energy is the driving force of social development and the research focus of future science and technology. In the photovoltaic industry, we can generally see photovoltaic systems that automatically track the sun, but these systems can only rotate 180° and cannot meet the extreme conditions of polar day in the Antarctic or the Arctic, and cannot make full use of light energy. Summary of the invention
[0003] The purpose of the embodiment of the present invention is to provide a polar solar tracking device, aiming to solve the problem of not being able to fully utilize light energy.
[0004] The embodiment of the present invention is implemented as follows: a polar solar tracking device, the polar solar tracking device comprising:
[0005] The base plays a supporting role in installation;
[0006] A rotating platform is arranged on a base for 360° rotation and is connected to a rotating driving member;
[0007] a frame, mounted on a rotating platform, for mounting solar components;
[0008] The angle driving assembly is mounted on the rotating platform and connected to the frame to drive the frame to rotate at an elevation angle;
[0009] Among them, a GPS solar tracker is fixedly connected to the frame, and the GPS solar tracker, the angle drive assembly, and the rotating drive member are connected to an electrical control box; the GPS solar tracker senses the position of the sun and adjusts the frame to rotate 360° to track the sun through the rotating drive member.
[0010] In an embodiment of the present invention, the solar tracking device is placed in a polar position, and the GPS solar tracker senses the solar position, locates the solar azimuth through GPS, and then drives the rotating platform to rotate through the rotating driving member, thereby changing the rotation angle of the frame, thereby completing the tracking of the sun by adjusting the frame to rotate 360° through the rotating driving member, and the solar energy can be used full-time. The elevation angle of the frame can be adjusted by the angle driving component, and the elevation angle of the frame can be adjusted according to the solar rotation angle height, so that the solar energy can be utilized according to the frame height, thereby improving the utilization rate of the sun, and it can be used by rotating 360° without rotation. It can be used in polar day weather conditions such as the South Pole or the North Pole. With GPS positioning of the solar azimuth, the real-time position of the sun can be continuously tracked without being affected by the weather. The utilization rate of solar energy is improved.
[0011] Another object of an embodiment of the present invention is to provide a polar solar tracking optical implementation platform, comprising:
[0012] Concentrator components, used for solar energy concentration;
[0013] A sample placement table, used for placing samples; and
[0014] A polar solar tracking device as described above;
[0015] The light focusing assembly is fixed at the front end of the frame, and the sample placement table is placed at the focusing position of the light focusing assembly. The invention has the advantages of high automation, high solar energy utilization, no weather influence, wide adjustment direction, and convenient for polar use. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 A schematic diagram of the main structure of a polar solar tracking device provided by an embodiment of the present invention;
[0017] Figure 2 A schematic diagram of the main structure of a polar solar tracking optical implementation platform provided by an embodiment of the present invention;
[0018] In the attached figure: main Fresnel lens 1, GPS sun tracker 2, pitch angle support rod 3, linear slide 4, secondary focusing Fresnel lens 5, pitch angle rotation axis 6, support plate 7, frame 8, mounting bracket 9, sample stage 10, optical platform 11, fixing ring 12, sample stage connecting rod 13, rotating platform 14, electric control box 15, base 16. DETAILED DESCRIPTION
[0019] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.
[0020] The specific implementation of the present invention is described in detail below in conjunction with specific embodiments.
[0021] like Figure 1 FIG. 1 is a structural diagram of a polar solar tracking device provided by an embodiment of the present invention, comprising:
[0022] The base 16 serves to support the installation;
[0023] The rotating platform 14 is rotatably arranged on the base 16 at 360° and is connected to a rotating driving member;
[0024] A frame 8, mounted on a rotating platform 14, for mounting solar components;
[0025] Angle drive assembly, mounted on the rotating platform 14 and connected to the frame 8, for driving the frame 8 to rotate at an elevation angle;
[0026] Among them, the GPS solar tracker 2 is fixedly connected to the frame 8, and the GPS solar tracker 2, the angle drive assembly, and the rotating drive member are connected to the electrical control box 15; the GPS solar tracker 2 senses the position of the sun, and adjusts the frame 8 to rotate 360° through the rotating drive member to track the sun.
[0027] In an embodiment of the present invention, the solar tracking device is placed in a polar position, and the GPS solar tracker 2 senses the solar position, locates the solar azimuth through GPS, and then drives the rotating platform 14 to rotate through the rotating driving member, thereby changing the rotation angle of the frame 8, thereby completing the tracking of the sun by adjusting the frame 8 to rotate 360° through the rotating driving member, and the solar energy can be used full-time. The elevation angle of the frame 8 can be adjusted according to the solar rotation angle height by the angle driving component, so that the solar energy can be utilized according to the height of the frame 8, thereby improving the utilization rate of the sun, and can be used by rotating 360° without rotation. It can be used in polar day weather conditions such as the South Pole or the North Pole. With GPS positioning of the solar azimuth, the real-time position of the sun can be continuously tracked without being affected by the weather. The utilization rate of solar energy is improved.
[0028] In one embodiment of the present invention, the base 16 can be a support leg structure and fixed by screws, which increases the stability of the base 16 installation. A mounting seat structure can be provided, and a moving wheel is provided at the bottom, and the moving wheel is used to move, so that the movement is convenient and fast. The rotating drive member can be installed inside the base 16, and the rotating drive member can be driven by a motor, a motor-driven gear set, a pulley set, or driven by a pneumatic rod, a hydraulic rod, etc., which are not described here. Photovoltaic panels, concentrators, etc. can be installed on the frame 8 to track and utilize solar energy, which is convenient for utilizing solar energy. The electric control box 15 is a PLC system controller. The tracking program can be set by the electric control box 15, and the angle drive component and the rotating drive member adjustment interval time can be set. By setting the tracking time, the sun's azimuth can be automatically tracked, and the azimuth can be adjusted, thereby ensuring the utilization rate of solar energy. The electric control box 15 also includes a start-up and shutdown mechanism, which is convenient for starting and shutting down. A battery can be provided inside the base 16 to provide electrical energy through the battery, or to store the electrical energy converted from solar energy.
[0029] As a preferred embodiment of the present invention, the frame 8 is a triangular frame structure fixed by connecting rods. The triangle has stability, thereby increasing the stability of the support and facilitating installation. The connecting rods can be welded or connected by screws, among which screw connection is preferred for easy disassembly and assembly.
[0030] As a preferred embodiment of the present invention, the angle driving assembly includes a linear slide 4, a pitch angle support rod 3, a sliding block and a sliding driving member. The linear slide 4 is installed on the rotating platform 14. The sliding block slides with the linear slide 4. The linear slide 4 is internally installed with a sliding driving member and connected to the sliding block. The sliding block is rotatably connected to one end of the pitch angle support rod 3, and the other end of the pitch angle support rod 3 is rotatably connected to the frame 8. The position of the sliding block is adjusted by the sliding driving member, and the sliding block pushes the pitch angle support rod 3 to rotate, thereby adjusting the elevation angle of the frame 8. The sliding driving member can be a motor and a screw rod. The motor is installed inside the linear slide 4, and the output shaft of the motor is connected to the screw. The screw rod cooperates to pass through the sliding block for adjustment. The adjustment is convenient and quick. Of course, other structures of the sliding driving member are not excluded, such as electric telescopic rods, pneumatic rods, etc., which are not described here.
[0031] As a preferred embodiment of the present invention, the frame 8 is detachably connected to the rotating platform 14 through a connecting piece, and the connecting piece is connected to provide an installation space for connecting the corner drive component, so that the disassembly is convenient and quick, and the disassembly and assembly are convenient, and the maintenance is convenient.
[0032] As a preferred embodiment of the present invention, the connecting member includes a support plate 7 and a pitch angle rotation axis 6, the support plate 7 is detachably connected to the rotating platform 14, the pitch angle rotation axis 6 slides through the support plate 7 and the frame 8, thereby performing a rotational connection, the support plate 7 can be fixed to the rotating platform 14 by screws, the pitch angle rotation axis 6 passes through the support plate 7 and the frame 8, and a limiting member can be provided at the end of the pitch angle rotation axis 6, which can be a pin, a nut, etc.
[0033] like Figure 2 As shown, an embodiment of the present invention also provides a polar solar tracking optical implementation platform, including:
[0034] Concentrating components for solar energy concentration;
[0035] A sample placement table, used for placing samples; and
[0036] A polar solar tracking device as described above;
[0037] The light-collecting assembly is fixed at the front end of the frame 8, and the sample placement table is placed at the focusing position of the light-collecting assembly.
[0038] In an embodiment of the present invention, the solar tracking device is placed in a polar position, and the sample is placed on the sample placement table. The GPS solar tracker 2 senses the solar position, and locates the solar azimuth through GPS, thereby driving the rotating platform 14 to rotate through the rotating driving member, thereby changing the rotation angle of the frame 8, thereby completing the tracking of the sun by adjusting the frame 8 to rotate 360° through the rotating driving member, and the solar energy can be used full-time. The elevation angle of the frame 8 is adjusted by the angle driving component, and the elevation angle of the frame 8 can be adjusted according to the solar rotation angle height, so that the solar energy can be utilized according to the height of the frame 8, thereby improving the utilization rate of the sun. The solar energy is focused on the sample placement table through the focusing component, so that optical experiments can be performed. It can be used by rotating 360° and does not need to be rotated. It can be used in polar day weather conditions such as the South Pole or the North Pole. With GPS positioning of the solar azimuth, the real-time position of the sun can be continuously tracked without being affected by the weather. The utilization rate of solar energy is improved.
[0039] As a preferred embodiment of the present invention, the focusing assembly includes a main Fresnel lens 1, a lens mounting frame and a secondary focusing Fresnel lens 5. The main Fresnel lens 1 and the secondary focusing Fresnel lens 5 are connected to the frame 8 through an adjustable coaxial center of the lens mounting frame. The main Fresnel lens 1 is used to focus solar energy, and the secondary focusing Fresnel lens 5 performs secondary focusing, thereby increasing the focusing of solar energy and improving the focusing ability. The structure of installing two Fresnel lenses realizes the secondary focusing function and reduces the platform volume. Scientific research samples can be placed on the sample placement table, and Fresnel lenses of different specifications can be replaced. The main Fresnel lens 1 and the secondary focusing Fresnel lens 5 can adjust the focusing position through the lens mounting frame, thereby satisfying the different focal length changes of Fresnel lenses of different specifications. The applicability of the optical realization platform is improved.
[0040] As a preferred embodiment of the present invention, the sample placement table includes a mounting bracket 9, a sample table 10, a fixing ring 12 and a sample table connecting rod 13. The sample table connecting rod 13 is fixedly connected to the frame 8, the mounting bracket 9 is connected to the sample table connecting rod 13, the sample table 10 is mounted on the mounting bracket 9, and the fixing ring 12 is fixedly connected to the sample table connecting rod 13 to support the mounting bracket 9. The sample table connecting rod 13 can be a smooth metal rod, and the fixing ring 12 can be used to clamp the sample table connecting rod 13. Such a structure mainly facilitates the overall disassembly of the sample table 10, and the disassembly and assembly are convenient.
[0041] As a preferred embodiment of the present invention, an optical platform 11 is connected via a sample stage connecting rod 13, and the light angle is adjusted via the optical platform 11 so that the focused light spot can be accurately positioned on the sample stage 10, thereby facilitating adjustment and having strong applicability.
[0042] The above embodiment of the present invention provides a polar solar tracking device, and based on the polar solar tracking device, provides a polar solar tracking optical implementation platform, which can be used by rotating 360° and does not need to be turned back. It can be used in polar day weather conditions such as the South Pole or the North Pole. With GPS positioning of the solar azimuth, it can continuously track the real-time position of the sun without being affected by the weather. The utilization rate of solar energy is improved.
[0043] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A polar solar tracking device, characterized in that: The solar tracking device is placed in a polar position, and the GPS solar tracker senses the solar position, locates the solar azimuth through GPS, and drives the rotating platform to rotate through the rotating driving member, thereby changing the rotation angle of the frame, thereby completing the tracking of the sun by adjusting the frame to rotate 360° through the rotating driving member. The polar solar tracking device includes: Pedestal; The frame is a triangular frame structure fixed with connecting rods; The angle driving assembly includes a linear slide, a pitch angle support rod, a sliding block and a sliding driving member, the linear slide is installed on the rotating platform, the sliding block slides with the linear slide, a sliding driving member is installed inside the linear slide and connected to the sliding block, the sliding block is rotatably connected to one end of the pitch angle support rod, and the other end of the pitch angle support rod is rotatably connected to the frame; The frame is detachably connected to the rotating platform via a connecting piece; The connecting member includes a support plate and a pitch angle rotation axis, the support plate is detachably connected to the rotating platform, and the pitch angle rotation axis slides through the support plate and the frame; A rotating platform is arranged on a base and can rotate 360° and is connected to a rotating driving member; A frame, mounted on a rotating platform, for mounting components; The angle driving assembly is mounted on the rotating platform and connected to the frame to drive the frame to rotate at an elevation angle; The frame is fixedly connected with a GPS solar tracker, and the GPS solar tracker, the corner drive assembly, and the rotating drive member are connected with an electric control box.
2. A polar solar tracking optical implementation platform, the polar solar tracking optical implementation platform comprising: Concentrator components, used for solar energy concentration; A sample placement table, used for placing samples; as well as, A polar solar tracking device as claimed in claim 1; The light-collecting component is fixed at the front end of the frame, and the sample placement table is placed at the focusing position of the light-collecting component.
3. The polar solar tracking optical realization platform according to claim 2, characterized in that: The focusing assembly comprises a main Fresnel lens, a lens mounting frame and a secondary focusing Fresnel lens. The main Fresnel lens and the secondary focusing Fresnel lens are connected to the frame through an adjustable coaxial center of the lens mounting frame.
4. The polar solar tracking optical realization platform according to claim 2, characterized in that: The sample placement table includes a sample rack, a fixing ring and a sample table connecting rod, the sample table connecting rod is fixedly connected to the frame, the sample rack is connected to the sample table connecting rod, and the fixing ring is fixedly connected to the sample table connecting rod to support the mounting bracket.
5. The polar solar tracking optical realization platform according to claim 4, characterized in that: The sample rack comprises a sample stage and a mounting bracket, and the sample stage is detachably mounted on the mounting bracket.
6. The polar solar tracking optical realization platform according to claim 4, characterized in that: An optical platform for adjusting the light angle is connected via a sample platform connecting rod.