CN218850699U - Photovoltaic real-time tracking device and photovoltaic tracking system - Google Patents

Abstract

The utility model discloses a photovoltaic real-time tracking device and photovoltaic tracker belongs to photovoltaic board tracking field. A photovoltaic real-time tracking device, comprising: a rotating main shaft; the photovoltaic module is fixedly connected to the rotary main shaft; the light sensor is fixedly connected to the rotary main shaft; the clapboard is fixedly connected in the light sensor; the tracking controller is connected with the light sensor; detect the sunray through light sensor, when light and light sensor are not perpendicular, light sensor will carry out angle tracking adjustment to photovoltaic module through tracking controller, thereby can adjust photovoltaic module according to the solar altitude angle and azimuth, thereby realize the change of sunray along with time, real-time perpendicular irradiation is in the photovoltaic module upper surface, the generating efficiency of tracking means has been improved, tracking means in this scheme is real-time tracking without pausing, the generating efficiency is improved, light energy has been utilized as far as possible.

Description

Photovoltaic real-time tracking device and photovoltaic tracking system

Technical Field

The utility model relates to a new energy utilization technical field especially relates to a photovoltaic real-time tracking device and a photovoltaic tracker.

Background

With the excessive use of non-renewable energy, the available resources in the society are less and less, in order to ensure the normal operation of life and production, scientific research personnel utilize a series of natural energy sources such as solar energy, wind energy and the like, and a solar photovoltaic power generation board is the most common power generation device in the prior art;

the utility model provides a photovoltaic power generation board, discloses in 2021-03-23, and publication number is CN212785238U, a photovoltaic power generation board, includes the chassis, the middle part of chassis one end is rotated and is connected with the back shaft, the top slope of chassis is provided with the mounting bracket, the bottom of mounting bracket is rotated with the upper end of back shaft and is connected, the upside fixed mounting of mounting bracket has photovoltaic power generation board body, middle part between chassis and the mounting bracket is equipped with adjustment mechanism, adjustment mechanism includes the fixed plate, the bottom of fixed plate and the upper end fixed connection of chassis. The utility model discloses a setting of chassis, back shaft, mounting bracket, adjustment mechanism, dead lever and slider when combining piece and second combination groove combination and rotating the hand wheel, can adjust the contained angle between photovoltaic power generation board body and the horizontal plane, when combining piece and first combination groove combination and rotating the hand wheel, can adjust the orientation of photovoltaic power generation board body, and the adjustment is comparatively convenient, is adapted to the angle of different seasons sun light struck.

The photovoltaic panel tracking device is disclosed in 2012-12-12 and has publication number CN202601637U, and comprises an installation angle adjusting device, a worm gear reducer, a first motor fixedly installed on the worm gear reducer, a rotating shaft with one end connected with an output shaft of the first worm gear reducer through a coupler and penetrating through a bearing seat, a shaft fixedly installed on the rotating shaft at the middle position and with two ends installed on the bearing seat, a photovoltaic panel with the bottom fixed on the bearing seat, a second motor fixedly installed on the second worm gear reducer, an output shaft of the second worm gear reducer connected with a first synchronizing wheel, a screw rod penetrating through an extension platform with a threaded hole, a second synchronizing wheel installed above the threaded hole of the extension platform and internally provided with a nut screwed on the screw rod, the top end of the screw rod is hinged to a sliding shaft, the sliding shaft is installed in sliding rails on two sides of a sliding rail device, and the top end of the sliding rail device is fixedly installed at the bottom end of the photovoltaic panel; the device can realize real-time tracking in the solar hour angle direction and the solar declination angle direction, and has the advantages of high tracking precision, stable mechanism operation and simple structure.

However, the photovoltaic power generation and tracking device in the above scheme still has certain defects, because the altitude angle and the azimuth angle of the sun are always changed, the tracking rule calculated by the longitude and latitude is generally adopted in the above scheme, and then the electric driving assembly is controlled and started to track the sunlight, but the scheme may have certain errors, and the photovoltaic assembly may not collect the solar light source in real time according to the direct sunlight angle, so that the power generation power and the efficiency of the tracking system may be reduced under the same conditions.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the tracking means precision among the prior art and have a photovoltaic real-time tracking device and a photovoltaic tracker who treats the problem of further improvement and provide.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a photovoltaic real-time tracking device, comprising:

a rotating main shaft (2);

the photovoltaic module (11) is fixedly connected to the rotary main shaft (2);

the light sensor (9) is fixedly connected to the rotary main shaft (2);

a partition plate (901) fixedly connected in the light sensor (9);

the rotating machine (8) is fixedly connected to the vertical strut (1), and the driving end of the rotating machine (8) is fixedly connected with the rotating main shaft (2);

the tracking controller (12) is electrically connected with the slewing machine (8), and the tracking controller (12) is connected with the light sensor (9).

Preferably, the method further comprises the following steps:

the rotary main shaft (2) is rotatably connected to the vertical strut (1);

connecting flange (6), rotation machine (8) drive end passes through connecting flange (6) and is fixed continuous with rotation main shaft (2).

Preferably, a bearing seat is fixedly connected to the vertical support, and one end of the rotary main shaft, which is far away from the rotary machine, is rotatably connected to the bearing seat.

In order to improve the installation stability of the photovoltaic module, a purline is fixedly connected to the rotary main shaft, and the photovoltaic module is fixedly connected to the purline.

In order to further improve the installation stability of the photovoltaic module, furthermore, a pressing block is connected to the purline in a threaded mode, and the bottom side of the pressing block abuts against the surface of the photovoltaic module and is used for fixing the photovoltaic module.

In order to further improve the installation stability of the photovoltaic module, tie bars are fixedly connected to the purlins.

A photovoltaic tracking system comprises the tracking device and a power supply, wherein a tracking controller is electrically connected with the power supply through a lead.

Compared with the prior art, the utility model provides a photovoltaic real-time tracking device possesses following beneficial effect:

1. this real-time tracking device of high accuracy, detect the sunray through light sensor, when light and light sensor are out of plumb, light sensor will carry out the angle tracking adjustment through tracking controller to photovoltaic module, thereby can adjust photovoltaic module according to solar elevation angle and azimuth, make photovoltaic module be in with sunray vertically state always, thereby realize that the sunray is in along with the change of time, real-time vertical irradiation is in photovoltaic module upper surface, tracking device's generating efficiency has been improved, tracking device in this scheme is real-time tracking without pause, the generating efficiency is improved, light energy has been utilized as far as possible.

Drawings

Fig. 1 is a schematic front view of a photovoltaic real-time tracking device according to the present invention;

fig. 2 is a schematic side view of a photovoltaic real-time tracking device according to the present invention;

fig. 3 is a schematic view of a top view structure of a photovoltaic real-time tracking device provided by the present invention;

fig. 4 is a schematic structural diagram of a light sensor in a photovoltaic real-time tracking device provided by the present invention;

fig. 5 is an enlarged schematic structural diagram of a portion a of the photovoltaic real-time tracking device provided by the present invention.

In the figure: 1. a vertical pillar; 2. a rotating main shaft; 3. a U-shaped fixing bolt; 4. a purlin; 5. briquetting; 6. a connecting flange; 7. a bearing seat; 8. rotating machine; 9. a light sensor; 901. a partition plate; 10. stretching a rib; 11. a photovoltaic module; 12. a tracking controller; 1201. and a power supply.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example 1:

referring to fig. 1-5, comprising:

a rotating main shaft 2;

the photovoltaic module 11 is fixedly connected to the rotary main shaft 2;

the light sensor 9 is fixedly connected to the rotary main shaft 2;

a spacer 901 fixedly connected to the light sensor 9;

the rotating machine 8 is fixedly connected to the vertical support 1, and the driving end of the rotating machine 8 is fixedly connected with the rotating main shaft 2;

the tracking controller 12, the tracking controller 12 and the slewing machine 8 are electrically connected, and the tracking controller 12 is connected with the light sensor 9.

The tracking controller 12 is an XMYC-1 type controller, the rotating machine 8 is a VD3 type rotating speed reducer, and the light sensor 9 is a GM04 multi-path photosensitive sensor.

Further comprising:

the rotary main shaft 2 is rotatably connected to the vertical strut 1;

the driving end of the rotary machine 8 is fixedly connected with the rotary main shaft 2 through the connecting flange 6.

A bearing seat 7 is fixedly connected to the vertical strut 1, and one end, far away from the rotary machine 8, of the rotary main shaft 2 is rotatably connected to the bearing seat 7.

The rotary main shaft 2 is connected with a purline 4 through a U-shaped fixing bolt 3, and the photovoltaic module 11 is fixedly connected to the purline 4.

Threaded connection has briquetting 5 on the purlin 4, and 5 bottom sides of briquetting offset with the photovoltaic module 11 surface for fixed photovoltaic module 11, briquetting 5 pass through fastener fixed connection on purlin 4, through the briquetting 5 that sets up, can improve the stability of purlin 4, thereby improve the stability of photovoltaic module 11 installation.

Fixedly connected with lacing wire 10 on purlin 4 through the lacing wire 10 that sets up to can further improve the stability of photovoltaic module 11 installation, thereby improve the overall stability of system.

Referring to fig. 1-5, before use, the vertical post 1 is fixedly installed at a required position, after installation, the rotating main shaft 2, the rotating machine 8 and the light sensor 9 are assembled on the vertical post 1, and finally the photovoltaic module 11 is installed on the rotating main shaft 2 through the purlin 4.

When the sunlight tracking device is used, sunlight is directly irradiated to the photovoltaic module 11 to collect the sunlight, and along with the movement of sunlight rays, when the light rays do not vertically irradiate the light ray sensor 9, voltages on two sides of the partition 901 in the light ray sensor 9 are not equal, and the light ray sensor 9 transmits voltage signals to the tracking controller 12; the tracking controller 12 controls the swing machine 8 to rotate slowly after receiving the signal; the rotary machine 8 drives the rotary main shaft 2 to synchronously rotate through the connecting flange 6; the rotary main shaft 2 drives the photovoltaic module 11 and the light sensor 9 to synchronously rotate; after rotating a certain angle, light will vertically irradiate on the light sensor 9 and the photovoltaic module 11, and when light vertically irradiates on the light sensor 9, the voltages at two sides of the partition 901 in the light sensor 9 are maintained to be the same in real time.

The sunlight is detected through the light sensor 9, so that the photovoltaic component 11 can be adjusted according to the altitude angle and the azimuth angle of the sun, the photovoltaic component 11 is always in a state perpendicular to the sunlight, the sunlight is vertically irradiated on the upper surface of the photovoltaic component in real time along with the change of time, the power generation efficiency of the tracking device is improved, the tracking device in the scheme is used for tracking in real time without pause, the power generation efficiency is improved, and the light energy is utilized as much as possible.

Example 2

The following devices may also be used for tracking in other fields, such as:

referring to fig. 1-3, a photovoltaic tracking system includes a tracking device and a power source 1201, and a tracking controller 12 is electrically connected to the power source 1201 through a wire.

The specific tracking steps are as follows:

step one, when the light ray does not vertically irradiate the light ray sensor 9, the light ray sensor 9 transmits a signal to the tracking controller 12;

step two, the tracking controller 12 controls the swing machine 8 to rotate slowly after receiving the signal;

thirdly, the rotary machine 8 drives the rotary main shaft 2 to synchronously rotate through the connecting flange 6;

fourthly, the rotary main shaft 2 drives the photovoltaic module 11 and the light sensor 9 to synchronously rotate;

step five, ensuring that the light vertically irradiates on the light sensor 9 in real time,

referring to fig. 1-5, when the tracking device is used, the light sensor 9 is used for detecting the sunlight, so that the photovoltaic module 11 can be adjusted according to the altitude angle and the azimuth angle of the sun, the photovoltaic module 11 is always in a state perpendicular to the sunlight, the sunlight is vertically irradiated on the upper surface of the photovoltaic module 11 in real time along with the change of time, and the power generation efficiency of the tracking device is improved. The tracking device in the scheme tracks in real time without pause, improves the power generation efficiency and possibly utilizes light energy.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims (7)

1. A photovoltaic real-time tracking device, comprising:

a rotating main shaft (2);

the photovoltaic module (11) is fixedly connected to the rotary main shaft (2);

the light sensor (9) is fixedly connected to the rotary main shaft (2);

a partition plate (901) fixedly connected in the light sensor (9);

the rotating machine (8) is fixedly connected to the vertical support (1), and the driving end of the rotating machine (8) is fixedly connected with the rotating main shaft (2);

the tracking controller (12) is electrically connected with the slewing machine (8), and the tracking controller (12) is connected with the light sensor (9).

2. The photovoltaic real-time tracking device according to claim 1, further comprising:

the rotary main shaft (2) is rotatably connected to the vertical strut (1);

connecting flange (6), rotation machine (8) drive end passes through connecting flange (6) and is fixed continuous with rotation main shaft (2).

3. The photovoltaic real-time tracking device as claimed in claim 1, wherein a bearing seat (7) is fixedly connected to the vertical support column (1), and one end of the rotating main shaft (2) far away from the rotating machine (8) is rotatably connected to the bearing seat (7).

4. The photovoltaic real-time tracking device according to claim 3, wherein a purline (4) is fixedly connected to the rotation main shaft (2), and the photovoltaic module (11) is fixedly connected to the purline (4).

5. The photovoltaic real-time tracking device according to claim 4, characterized in that a pressing block (5) is connected to the purline (4) in a threaded manner, and the bottom side of the pressing block (5) abuts against the surface of the photovoltaic module (11) and is used for fixing the photovoltaic module (11).

6. The photovoltaic real-time tracking device according to claim 4, characterized in that a tie bar (10) is fixedly connected to the purlin (4).

7. A photovoltaic tracking system, comprising the tracking device of claim 1 and a power supply (1201), wherein the tracking controller (12) and the power supply (1201) are electrically connected by a wire.

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