CN116317898B

CN116317898B - Photovoltaic system for photovoltaic panel movement and control device

Info

Publication number: CN116317898B
Application number: CN202310553564.7A
Authority: CN
Inventors: 朱小飞; 张路; 解永生
Original assignee: China Urban Investment Group New Energy Co ltd
Current assignee: China Urban Investment Group New Energy Co ltd
Priority date: 2023-05-17
Filing date: 2023-05-17
Publication date: 2023-08-22
Anticipated expiration: 2043-05-17
Also published as: CN116317898A

Abstract

The application discloses a photovoltaic system for moving a photovoltaic plate and a control device, wherein the photovoltaic system for moving the photovoltaic plate comprises: the bracket assembly comprises two opposite horizontal brackets; the photovoltaic board subassembly is equipped with two at least groups, the photovoltaic board subassembly is rotationally installed between two horizontal support, the photovoltaic board subassembly is the echelonment dislocation along horizontal support length direction when the slope. The photovoltaic board subassembly is installed the photovoltaic board on support subassembly, and the photovoltaic board can adjust the state on support subassembly, and when the photovoltaic board level, all photovoltaic boards are in same horizontal plane, and when the photovoltaic board rotated to the incline state, still can take place the echelonment dislocation on the altitude direction in step, pulls open the distance between the adjacent photovoltaic board, reduces the overlapping area of adjacent photovoltaic board in the direct direction of sunshine, increases the daylighting area of photovoltaic board, improves photovoltaic power generation efficiency.

Description

Photovoltaic system for photovoltaic panel movement and control device

Technical Field

The application belongs to the technical field of photovoltaic energy, and particularly relates to a photovoltaic system and a control device for movement of a photovoltaic panel.

Background

Photovoltaic power generation by using solar energy is a way for generating green energy by using a photovoltaic system, and the photovoltaic system generally comprises the following three parts: a solar cell module; and the charging and discharging controller, the inverter, the test instrument, the computer monitor and other power electronic equipment, the storage battery or other energy storage and auxiliary power generation equipment.

In the traditional photovoltaic system, the photovoltaic panel of the solar cell module is directly fixed on the bracket, and the photovoltaic panel has unadjustability and the lighting efficiency is not highest.

The prior art improves the photovoltaic system to make the inclination angle of the photovoltaic panel adjustable, such as related adjusting structures are disclosed in chinese patent applications with application numbers 202010924702.4 and 202211676622.7.

However, the photovoltaic system for the industry is generally laid in a large area, and the adjusting structure disclosed in the prior art is limited to adjust the inclination angle of a single photovoltaic panel, and the adjusting structure of the prior art can be used for adjusting the inclination angle of the photovoltaic panel, but after the photovoltaic panel is laid in a large area, the whole photovoltaic panel is still in a uniform horizontal plane after the photovoltaic panel is adjusted to be in an inclined state, and if the distance between the front photovoltaic panel and the rear photovoltaic panel is not staggered when the photovoltaic panel receives solar illumination, the front photovoltaic panel can shield the rear photovoltaic panel, so that the solar energy utilization efficiency of the rear photovoltaic panel is affected.

Disclosure of Invention

Aiming at the problems in the prior art, the application provides the following technical scheme:

a photovoltaic panel motion photovoltaic system comprising:

the bracket assembly comprises two opposite horizontal brackets;

the photovoltaic board subassembly is equipped with two at least groups, the photovoltaic board subassembly is rotationally installed between two horizontal support, the photovoltaic board subassembly is the echelonment dislocation along horizontal support length direction when the slope.

The photovoltaic board subassembly is installed the photovoltaic board on support subassembly, and the photovoltaic board can adjust the state on support subassembly, and when the photovoltaic board level, all photovoltaic boards are in same horizontal plane, and when the photovoltaic board rotated to the incline state, still can take place the echelonment dislocation on the altitude direction in step, pulls open the distance between the adjacent photovoltaic board, reduces the overlapping area of adjacent photovoltaic board in the direct direction of sunshine, increases the daylighting area of photovoltaic board, improves photovoltaic power generation efficiency.

Preferably, the photovoltaic panel motion photovoltaic system further comprises:

the first connecting assembly is used for movably connecting the two photovoltaic panel assemblies on the outer side to the bracket assembly;

the second connecting assembly is used for movably connecting all photovoltaic panel assemblies on the inner side to the bracket assembly;

the first balance rod is arranged above the horizontal bracket and is in sliding fit with a sliding part arranged on the photovoltaic panel assembly, and all the photovoltaic panel assemblies are in sliding connection with the first balance rod through the sliding part;

the second balance rod is arranged below the horizontal bracket and parallel to the first balance rod, and all the photovoltaic panel components are connected with the second balance rod in a sliding way through the sliding part;

when the first connecting component rotates, the photovoltaic plate component connected with the first connecting component rotates relative to the horizontal bracket, meanwhile, the photovoltaic plate component is offset relative to the first connecting component in a dislocation way, the offset direction is opposite when the two photovoltaic plate components on the outer side rotate in the same direction, so that the first balance rod and the second balance rod incline, and the photovoltaic plate components which are connected onto the first balance rod and the second balance rod in a sliding way are distributed between the two photovoltaic plate components on the outer side in a ladder-shaped dislocation way.

The first balance bar and the second balance bar which are arranged in parallel connect all photovoltaic board assemblies to form a continuous associated parallelogram, the photovoltaic board assemblies are rotationally connected with the horizontal support through the first connection assembly, and meanwhile, the photovoltaic board assemblies have the capability of rotating and shifting in a staggered manner, so that all the photovoltaic board assemblies can be driven by fewer driving sources and even a single driving source to realize the integral stepped staggered distribution control of the photovoltaic board assemblies, the high coordination of state change is realized, and the energy consumption required by state change is reduced.

Preferably, the first connection assembly includes:

the photovoltaic panel assembly comprises a first sliding block, a second sliding block and a photovoltaic panel assembly, wherein the side edge of the photovoltaic panel assembly is provided with a sliding groove in sliding fit with the first sliding block, a first gear and a second gear which are meshed with each other are arranged in the first sliding block, and the second gear is partially exposed out of the first sliding block and meshed with a tooth groove arranged on the inner wall of the sliding groove;

the second shaft rod is hollow and tubular, one end of the second shaft rod is fixedly connected with the first sliding block, the other end of the second shaft rod extends into the horizontal support and is rotationally connected with the horizontal support, and the second shaft rod is fixedly provided with a driving wheel and a first bevel gear;

the first shaft rod is rotatably arranged in the second shaft rod, one end of the first shaft rod is fixed with the first gear, the other end of the first shaft rod extends into the horizontal bracket and exceeds the second shaft rod, and the other end of the first shaft rod is fixedly connected with the second bevel gear;

and the third bevel gear is arranged in the horizontal bracket and is meshed with the first bevel gear and the second bevel gear simultaneously.

The above-mentioned first coupling assembling is through driving the drive wheel after, not only can realize the rotation of photovoltaic board, can also realize simultaneously that photovoltaic board dislocation skew and then reach the purpose of photovoltaic board lifting or decline simultaneously, moreover because photovoltaic board dislocation skew is direct by photovoltaic board subassembly rotation drive, consequently when photovoltaic board subassembly turned angle is bigger, the greater the photovoltaic board dislocation offset distance, the photovoltaic board is the ladder dislocation about obvious, photovoltaic board subassembly is about tending to the level, the less the photovoltaic board dislocation offset distance, the photovoltaic board is the ladder dislocation about unobvious, and then more be applicable to the sunshine irradiation angle under the different states.

Preferably, the second connection assembly includes:

the side edge of the photovoltaic panel assembly is provided with a sliding groove which is in sliding fit with the first sliding block;

and one end of the third shaft rod is fixedly connected with the second sliding block, and the other end of the third shaft rod extends into the horizontal bracket and is rotationally connected with the horizontal bracket.

The second connecting component can achieve the purposes of rotation and offset between the middle photovoltaic panel and the horizontal support.

Preferably, the side of photovoltaic board subassembly has the frame, be provided with on the frame perpendicular and surpass photovoltaic board planar protruding portion, the sliding part sets up on protruding portion, all be provided with on first balancing pole and the second balancing pole with sliding part complex bar hole.

When the photovoltaic panel assembly is horizontal, the photovoltaic panel assembly and the sliding position of the first balance bar are upwards moved to be above the plane of the photovoltaic panel assembly by the protruding part, and the sliding position of the photovoltaic panel assembly and the sliding position of the second balance bar are downwards moved to be below the plane of the photovoltaic panel assembly, so that the positions of the first connecting assembly and the second connecting assembly are staggered, and mutual influence is avoided.

Preferably, when the photovoltaic panel assembly rotates to be horizontal, a rotating fulcrum which rotates is positioned in the middle of the side edge of the photovoltaic panel assembly.

The photovoltaic plate assembly is rotated to the middle of the side edge of the photovoltaic plate assembly by the horizontal rotation pivot, so that all photovoltaic plate assemblies can be uniformly staggered upwards and downwards relative to the horizontal support when the photovoltaic plate assembly is inclined.

Preferably, the photovoltaic panel movement photovoltaic system further comprises a rotatable bottom plate, and the horizontal support is fixedly connected with the bottom plate through a vertical support.

In addition, the application also provides a control device applied to the photovoltaic panel movement photovoltaic system, and the control device comprises:

the time synchronization module is used for synchronizing the time information;

the illumination acquisition module is used for acquiring illumination intensity information;

the processing module is used for acquiring the time information and the illumination intensity information and outputting the adjustment parameters;

the execution module is used for controlling and adjusting the state of the photovoltaic panel assembly according to the adjustment parameters output by the processing module;

the time synchronization module is electrically connected with the processing module, the illumination acquisition module is electrically connected with the processing module, and the processing module is electrically connected with the execution module.

The beneficial effects of the application are as follows:

(1) The photovoltaic power generation efficiency is improved, the photovoltaic panels are installed on the bracket assembly by the photovoltaic panel assembly, the state of the photovoltaic panels can be adjusted on the bracket assembly, when the photovoltaic panels are horizontal, all the photovoltaic panels are positioned on the same horizontal plane, when the photovoltaic panels rotate to an inclined state, step-shaped dislocation in the height direction can also occur synchronously, the distance between the adjacent photovoltaic panels is pulled open, the overlapping area of the adjacent photovoltaic panels in the direct sunlight direction is reduced, the lighting area of the photovoltaic panels is increased, and the photovoltaic power generation efficiency is improved;

(2) The first balance rod and the second balance rod which are arranged in parallel connect all the photovoltaic plate assemblies to form a continuous associated parallelogram, the first connection assembly is arranged to meet the requirement that the photovoltaic plate assemblies are rotationally connected with the horizontal support, and meanwhile, the photovoltaic plate assemblies have the capability of rotating and shifting in a staggered manner, so that the stepped staggered distribution control of the integrity of the photovoltaic plate assemblies can be realized by driving the photovoltaic plate assemblies through fewer driving sources and even a single driving source, the high coordination of state change is realized, and the energy consumption required by state change is reduced;

(3) The photovoltaic power generation device is suitable for photovoltaic power generation under different states, because the dislocation offset of the photovoltaic panel is directly driven by the rotation of the photovoltaic panel assembly, when the rotation angle of the photovoltaic panel assembly is larger, the dislocation offset distance of the photovoltaic panel is larger, the dislocation of the photovoltaic panel is about obvious, the photovoltaic panel assembly is about horizontal, the dislocation offset distance of the photovoltaic panel is smaller, the dislocation of the photovoltaic panel is about unobvious, and the device is more suitable for sunlight irradiation angles under different states.

Drawings

FIG. 1 is a schematic diagram showing the structure of a computer image acquisition device;

fig. 2 (a) shows a state in which the photovoltaic panel is not staggered stepwise;

fig. 2 (b) shows a state in which the photovoltaic panel is staggered stepwise;

FIG. 3 is a schematic view showing a state in which a photovoltaic panel assembly is connected to a horizontal bracket via a first connecting assembly;

FIG. 4 is a schematic view of an exploded view of the first connector assembly;

FIG. 5 is a schematic view of another exploded view of the first connector assembly;

FIG. 6 is a schematic diagram of another view of a photovoltaic panel motion photovoltaic system;

FIG. 7 is a schematic view showing a connection state of the frame and the first balance bar;

FIG. 8 is a schematic view of a second connection assembly;

FIG. 9 is a schematic diagram showing the driving structure of the base plate;

in the figure:

10. a bracket assembly; 11. a horizontal bracket; 111. a through hole; 12. a vertical support; 121. a first balance bar; 122. a second balance bar; 1211. a bar-shaped hole; 13. a bottom plate; 14. a base; 20. a photovoltaic panel assembly; 21. a photovoltaic panel; 22. a frame; 221. a caulking groove; 222. a chute; 223. tooth slots; 224. a protruding portion; 225. a sliding part; 30. a first connection assembly; 31. a first slider; 32. a first gear; 33. a second gear; 34. a first shaft; 35. a second shaft; 36. a driving wheel; 37. a first bevel gear; 38. a second bevel gear; 39. a third bevel gear; 40. a second connection assembly; 41. a second slider; 42. a third shaft; 50. and driving the motor.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the present application will be clearly and completely described below with reference to the embodiments.

Examples

Fig. 1 shows a schematic structural diagram of a photovoltaic panel movement photovoltaic system, which includes a support assembly 10 and photovoltaic panel assemblies 20, wherein the support assembly 10 is fixedly installed on a mounting surface, the mounting surface is usually a ground surface with a preset level, the photovoltaic panel assemblies 20 are installed on the support assembly 10, a plurality of photovoltaic panel assemblies 20 are arranged, and each photovoltaic panel assembly 20 corresponds to one photovoltaic panel 21.

The photovoltaic panel assembly 20 and the bracket assembly 10 in this embodiment can rotate relatively to change the inclination angle of the photovoltaic panel 21, and the photovoltaic panel 21 has two states on the bracket assembly 10: one of the states is horizontal, and the photovoltaic panel 21 in the horizontal state can utilize solar energy to the greatest extent in the positive value day; the second state is inclined, and the sun faces east or west, so that the inclined photovoltaic panel 21 can utilize solar energy to the greatest extent. When the photovoltaic panel assembly 20 rotates obliquely, the photovoltaic panels 21 are also staggered in a step shape towards the direct sunlight plane as shown in fig. 2 (b), so that the lighting shielding of the previous photovoltaic panel 21 to the next photovoltaic panel 21 is reduced, the direct sunlight area is increased, and the solar energy utilization efficiency is increased.

Fig. 2 (a) shows a state in which the photovoltaic panel 21 is not staggered stepwise, and fig. 2 (b) shows a state in which the photovoltaic panel 21 is staggered stepwise, and it is apparent that the solar energy utilization efficiency is higher when the photovoltaic panel 21 is staggered stepwise in the same inclined state and the same illumination condition.

Referring to fig. 1, the bracket assembly 10 includes two horizontal brackets 11 arranged in parallel at intervals, a plurality of vertical brackets 12 are fixed at the bottom of each horizontal bracket 11, the bottom ends of the vertical brackets 12 are fixed on the bottom plate 13, the photovoltaic panel assemblies 20 are installed between the two horizontal brackets 11, the installation number of the photovoltaic panel assemblies 20 is determined according to the design requirement, the two outermost photovoltaic panel assemblies 20 are connected with the horizontal brackets 11 through the first connecting assemblies 30, the photovoltaic panel assemblies 20 and the horizontal brackets 11 can realize relative rotation through the first connecting assemblies 30, and the photovoltaic panels 21 can synchronously move in a dislocation manner while the photovoltaic panel assemblies 20 rotate.

Fig. 3 is a schematic view showing a state in which the photovoltaic module 20 is connected to the horizontal bracket 11 through the first connecting module 30, and the photovoltaic module 20 further includes a frame 22 fixed to a side of the photovoltaic panel 21, and the frame 22 has a caulking groove 221 for inserting the photovoltaic panel 21.

Fig. 4 shows a schematic view of the first coupling assembly 30 in an exploded state, the first coupling assembly 30 including a first slider 31, a first gear 32, a second gear 33, a first shaft 34, a second shaft 35, a driving wheel 36, a first bevel gear 37, a second bevel gear 38, and a third bevel gear 39.

Based on fig. 4, the first slider 31 has a cavity inside for installing the first gear 32 and the second gear 33, and the bottom of the first slider 31 has an opening communicating with the cavity to expose the second gear 33, the outer side of the frame 22 is provided with a sliding groove 222 slidingly matched with the first slider 31, the first slider 31 is arranged in the sliding groove 222 after being assembled, and the bottom of the sliding groove 222 has a tooth groove 223 meshed with the second gear 33, when the second gear 33 is meshed with the tooth groove 223, the first slider 31 slides in the sliding groove 222.

Based on fig. 4, the first slider 31 is configured to be detachable, and the hollow inside can be exposed after detachment, so that the first gear 32 and the second gear 33 can be mounted inside.

Based on fig. 4, the second shaft 35 is fixedly connected with the first slider 31, the second shaft 35 is hollow, the first shaft 34 is disposed inside the second shaft 35, one end of the first shaft extends to the inside of the first slider 31 and is fixedly connected with the first gear 32, the second gear 33 is rotatably mounted in the cavity inside the first slider 31 and is engaged with the first gear 32, when the second shaft 35 rotates, the first slider 31 and the frame 22 are driven to rotate, so as to drive the photovoltaic panel 21 to incline, when the first shaft 34 rotates, the first gear 32 is driven to rotate, the first gear 32 drives the second gear 33 to rotate, and the second gear 33 is engaged with the tooth groove 223.

Based on fig. 4, the other ends of the first shaft rod 34 and the second shaft rod 35 extend into the horizontal bracket 11, the second shaft rod 35 is rotatably connected with the horizontal bracket 11, a bearing can be arranged between the first shaft rod 34 and the second shaft rod 35 to realize stable rotation connection, the first shaft rod 34 exceeds the second shaft rod 35, a driving wheel 36 and a first bevel gear 37 are fixed on the second shaft rod 35, the driving wheel 36 is arranged on one side close to the first sliding block 31, a second bevel gear 38 is fixed on the first shaft rod 34, a third bevel gear 39 is arranged on the horizontal bracket 11, and the first bevel gear 37 and the second bevel gear 38 are meshed with the third bevel gear 39.

Referring to fig. 4, when the driving wheel 36 is driven to rotate clockwise in the Y direction in fig. 4, the second shaft 35, the first slider 31, the frame 22, the photovoltaic panel 21 and the first bevel gear 37 all rotate clockwise, the engagement of the first bevel gear 37, the second bevel gear 38 and the third bevel gear 39 causes the second bevel gear 38 to rotate counterclockwise in the X direction in fig. 4, so as to drive the first shaft 34 and the first gear 32 to rotate counterclockwise, the second gear 33 is driven to rotate clockwise, and the engagement of the second gear 33 and the tooth groove 223 causes the frame 22 and the photovoltaic panel 21 to move along the N direction simultaneously, that is, the upward lifting process occurs simultaneously when the photovoltaic panel 21 is driven to rotate.

Referring to fig. 4, the bottom of the horizontal bracket 11 is provided with a through hole 111 so that a transmission member drives the driving wheel 36 through the through hole 111, and the transmission member may be provided as a belt engaged with the driving wheel 36.

Fig. 5 shows another exploded state schematic view of the first coupling assembly 30, and the first coupling assembly 30 shown in fig. 5 is identical to the components of the first coupling assembly 30 shown in fig. 4, and includes a first slider 31, a first gear 32, a second gear 33, a first shaft 34, a second shaft 35, a driving wheel 36, a first bevel gear 37, a second bevel gear 38, and a third bevel gear 39, except that: in the first connecting assembly 30 shown in fig. 5, the top of the chute 222 has a tooth slot 223 engaged with the second gear 33, and the top of the first slider 31 has an opening communicating with the cavity to expose the second gear 33, and the engagement of the second gear 33 with the tooth slot 223 occurs at the top of the chute 222.

Referring to fig. 5, when the driving wheel 36 is driven to rotate clockwise in the Y direction in fig. 4, the second shaft 35, the first slider 31, the frame 22, the photovoltaic panel 21 and the first bevel gear 37 all rotate clockwise, the engagement of the first bevel gear 37, the second bevel gear 38 and the third bevel gear 39 causes the second bevel gear 38 to rotate counterclockwise in the X direction in fig. 4, so as to drive the first shaft 34 and the first gear 32 to rotate counterclockwise, the second gear 33 is driven to rotate clockwise, and the engagement of the second gear 33 and the tooth groove 223 causes the frame 22 and the photovoltaic panel 21 to move along the M direction simultaneously, that is, the downward lowering process occurs simultaneously when the photovoltaic panel 21 is driven to rotate.

Fig. 6 shows a schematic structural diagram of another view angle of the photovoltaic panel movement photovoltaic system, the bracket assembly 10 further includes a first balance bar 121 and a second balance bar 122, the first balance bar 121 and the second balance bar 122 are arranged in parallel, the first balance bar 121 is located above the horizontal bracket 11, the frame 22 of all the photovoltaic panel assemblies 20 is slidably connected with the first balance bar 121, the second balance bar 122 is located below the horizontal bracket 11, and the frame 22 of all the photovoltaic panel assemblies 20 is slidably connected with the first balance bar 121.

Fig. 7 is a schematic diagram showing a connection state of the frame 22 and the first balance bar 121, wherein a protrusion 224 perpendicular to the frame 22 and exceeding the plane of the photovoltaic panel 21 is provided on the frame 22, a protruding sliding portion 225 is provided on the protrusion 224, a bar-shaped hole 1211 provided along the length direction is provided on the first balance bar 121, the sliding portion 225 is slidably provided in the bar-shaped hole 1211, and both ends of the bar-shaped hole 1211 are closed to avoid the sliding portion 225 from sliding out. The connection state of the frame 22 and the second balance bar 122 is the same as that of the first balance bar 121.

In combination with the foregoing description, the two outermost photovoltaic panel assemblies 20 are provided with different first connection assemblies 30, and the driving motor 50 is provided to drive the photovoltaic panel assemblies 20 to turn over at the same angle, so that the photovoltaic panel assemblies 20 close to the sun sink downwards when facing the sun, the photovoltaic panel assemblies 20 far away from the sun are lifted upwards, and the middle photovoltaic panel assemblies 20 are staggered in a gradient manner under the action of the first balance bar 121 and the second balance bar 122.

Fig. 8 shows a schematic structural diagram of a second connection assembly 40, where the second connection assembly 40 is used to connect the middle photovoltaic panel assembly 20 with the horizontal support 11, the second connection assembly 40 includes a second slider 41 and a third shaft rod 42, the second slider 41 is slidingly matched with the chute 222, the third shaft rod 42 is fixed on the second slider 41 and extends into the horizontal support 11, and the third shaft rod 42 can be rotationally connected with the horizontal support 11 through a bearing, so that the middle photovoltaic panel assembly 20 can rotate around the third shaft rod 42 and can also ascend and descend through the chute 222, and according to the foregoing description, when the two outermost photovoltaic panel assemblies 20 respectively rotate in an upward and downward dislocation manner, the first balance rod 121 and the second balance rod 122 are driven to incline synchronously, so that the middle photovoltaic panel assembly 20 passively rotates and is arranged in a dislocation manner.

When all the photovoltaic modules 20 are in the horizontal state, the pivot points of all the photovoltaic modules 21 are located in the middle of the side lines.

Referring to fig. 6, the driving wheel 36 is driven by a driving motor 50, the driving motor 50 may be mounted on the base plate 13, and the driving motor 50 and the driving wheel 36 are driven by a belt.

The bottom plate 13 is rotatably arranged, and when the time is morning, the bottom plate 13 is driven to rotate and the photovoltaic panel assembly 20 is driven to rotate, so that the photovoltaic panel 21 faces to the east side; when the time is afternoon, the bottom plate 13 is driven to rotate and the photovoltaic panel assembly 20 is driven to rotate, so that the photovoltaic panel 21 faces the west side.

Fig. 9 shows a schematic driving structure of the base plate 13, the base plate 13 is rotatably disposed on the base 14, a motor is mounted on the base 14, and the base plate 13 is driven to rotate by a gear.

In addition, in the present embodiment, there is also provided a control device for assisting in controlling the movement of the photovoltaic panel 21 of the entire photovoltaic system, the control device including:

the time synchronization module is used for synchronizing the time information;

the execution module controls the rotation of the adjusting bottom plate 13 and the rotation of the photovoltaic panel 21 according to the adjusting parameters output by the processing module, more specifically controls the rotation of the motor so as to control the rotation of the bottom plate 13 and the rotation of the photovoltaic panel 21.

In the control device, the time synchronization module is electrically connected with the processing module, the illumination acquisition module is electrically connected with the processing module, and the processing module is electrically connected with the execution module.

The method for controlling the photovoltaic system by the control device comprises the following steps:

and synchronizing time information, judging a time state, and when the time is the sunrise time in the morning, collecting illumination intensity information, judging whether the illumination intensity reaches a K value or not, and when the illumination intensity reaches the K value, controlling the photovoltaic panel 21 to rotate and incline, and controlling the bottom plate 13 to rotate until the photovoltaic panel 21 faces the sun, wherein the photovoltaic panel 21 close to the sun is in a low position, and the photovoltaic panel 21 far away from the sun is in a high position, namely, the photovoltaic panel 21 is dislocated while rotating.

And continuously synchronizing time information, keeping the bottom plate 13 motionless until the time t1, and controlling the photovoltaic panel 21 to rotate to reduce the inclination angle until the time t1 when the photovoltaic panel 21 is horizontal, wherein the time t1 is close to the time of day, and can be 12 am or 12 am.

Continuing to synchronize time information, after time t2, rotating the bottom plate 13, controlling the photovoltaic panel 21 to rotate by increasing the inclination angle, t2 being greater than or equal to t1, and when t2 is greater than t1, the photovoltaic panel 21 is kept horizontal for a period of time.

And continuously synchronizing the time information, judging the time state, and stopping the rotation of the photovoltaic panel 21 when the time is the sunset time in the evening.

The sunrise time, sunset time, t1 time, t2 time and K value are all empirical values, and are specifically set according to the ground position and seasons, and the rotation direction of the photovoltaic panel 21 is opposite to that of the photovoltaic panel before t1 time and after t2 time, and the photovoltaic panel is changed from the inclined state to the horizontal state before t1 time and from the horizontal state to the inclined state after t2 time.

The above embodiments are only for illustrating the technical solution of the present application, and are not limiting.

Claims

1. Photovoltaic panel motion photovoltaic system, its characterized in that includes:

the bracket assembly comprises two opposite horizontal brackets;

the photovoltaic plate assembly is provided with at least two groups, and is rotatably arranged between the two horizontal brackets, and the photovoltaic plate assembly is staggered in a step shape along the length direction of the horizontal brackets when being inclined;

the first connection assembly includes:

the third bevel gear is arranged in the horizontal bracket and is meshed with the first bevel gear and the second bevel gear simultaneously;

the second connection assembly includes:

one end of the third shaft rod is fixedly connected with the second sliding block, and the other end of the third shaft rod extends into the horizontal bracket and is rotationally connected with the horizontal bracket;

2. The photovoltaic panel motion photovoltaic system of claim 1, wherein the side of the photovoltaic panel assembly has a frame, the frame is provided with a protrusion perpendicular to and exceeding the plane of the photovoltaic panel, the sliding part is arranged on the protrusion, and the first balance bar and the second balance bar are provided with bar-shaped holes matched with the sliding part.

3. The photovoltaic panel motion photovoltaic system of claim 1, wherein the pivot point at which the rotation occurs is located in the middle of the side of the photovoltaic panel assembly when the photovoltaic panel assembly is rotated to the horizontal.

4. The photovoltaic panel motion photovoltaic system of claim 1, further comprising a rotatable base plate, wherein the horizontal support is fixedly connected to the base plate by a vertical support.

5. The control device is characterized in that the control device is applied to the photovoltaic panel motion photovoltaic system of any one of claims 1 to 4, and the control device comprises:

the time synchronization module is used for synchronizing the time information;