CN117111642A - Alignment system of photovoltaic panel and control method thereof - Google Patents

Abstract

The application relates to the technical field of solar photovoltaic panels, in particular to an alignment system of a photovoltaic panel and a control method thereof. Comprising the following steps: acquiring environmental parameters, and setting an angle value to be adjusted of the photovoltaic panel according to the environmental parameters; setting angle adjustment parameters of all alignment subunits according to angle values to be adjusted of the photovoltaic panel; and setting alignment parameters of the alignment subunits after the angle adjustment of all the alignment subunits is completed. Through setting for aligning subunit, will align subunit card in 4 photovoltaic board clearances, according to the horizontal spirit level of aligning subunit, adjust the photovoltaic face level, according to vertical adjustable angle spirit level, confirm that the photovoltaic board gradient accords with. Through the adjustment to each piece of photovoltaic board level, alignment, gradient, realize that the photovoltaic is whole neat, gradient compliance. The problem that the photovoltaic panel surface is uneven in the adjustment process is avoided.

Description

Alignment system of photovoltaic panels and control method thereof

Technical field

The present application relates to the technical field of solar photovoltaic panels, and in particular to a photovoltaic panel alignment system and its control method.

Background technique

Photovoltaic power generation is a technology that uses the photovoltaic effect at the semiconductor interface to directly convert light energy into electrical energy. It mainly consists of three parts: solar panels (components), controllers and inverters. The main components are composed of electronic components. , solar cells can be packaged and protected after being connected in series to form a large-area solar cell module, and then combined with power controllers and other components, a photovoltaic power generation device can be formed.

The angle of sunlight will change greatly with the change of seasons, which requires the maximum elevation angle of the photovoltaic panels to be adjusted. When adjusting the inclination of the light panels according to the angle of the sun, some photovoltaic panels will deviate, which will cause the entire subsequent The photovoltaic panel surface is uneven, which affects the power generation efficiency of the photovoltaic panel.

Contents of the invention

The purpose of this application is: in order to solve the above technical problems, this application provides an alignment system and control method for photovoltaic panels, aiming to ensure the level of the photovoltaic panels and achieve overall neatness and compliance of the inclination of the photovoltaics.

In some embodiments of the present application, by setting the alignment subunit, the alignment subunit is stuck in the gap between four photovoltaic panels, the level of the photovoltaic panel is adjusted according to the transverse level of the alignment subunit, and the photovoltaic panel is determined according to the longitudinal adjustable angle level. The plate inclination complies. By adjusting the level, alignment, and inclination of each photovoltaic panel, the overall photovoltaic panels are tidy and the inclination is compliant.

In some embodiments of the present application, by setting the photovoltaic panel quantity matrix and the photovoltaic panel angle adjustment speed matrix, different photovoltaic panel angle adjustment speeds are set according to different photovoltaic panel numbers to avoid photovoltaic panel surface appearance during the adjustment process. To solve the problem of unevenness, ensure the overall neatness of the photovoltaic panels and the efficiency of angle adjustment of the photovoltaic panels.

In some embodiments of the present application, by setting multiple alignment sub-units and setting corresponding alignment parameters according to the horizontal parameters of the photovoltaic panels connected to the alignment sub-units, the level, alignment, and inclination of each photovoltaic panel can be adjusted. This ensures that the overall photovoltaic system is tidy.

In the embodiment of this application, a photovoltaic panel alignment system control method is provided, including:

Obtain environmental parameters, and set the angle value of the photovoltaic panel to be adjusted according to the environmental parameters;

Set the angle adjustment parameters of all aligned sub-units according to the required adjustment angle value of the photovoltaic panel;

After all the alignment sub-units complete the angle adjustment, the alignment parameters of the alignment sub-units are set.

In some embodiments of the present application, setting the angle adjustment parameters of all alignment subunits includes:

To obtain the photovoltaic panels, you need to adjust the angle value a and the number of photovoltaic panels b;

Adjust the number of photovoltaic panels b according to needs and set the photovoltaic panel angle adjustment speed v;

Set the allowable error value c according to the angle value a that needs to be adjusted for the photovoltaic panel;

When the adjustment is completed, the photovoltaic panel adjustment error value c1 is obtained. If c1>c, the current photovoltaic panel is set as a non-standard photovoltaic panel;

Obtain the number of non-standard photovoltaic panels b1, and set maintenance instructions according to the non-standard photovoltaic panels b1.

In some embodiments of the present application, when adjusting the number b of photovoltaic panels as needed and setting the photovoltaic panel angle adjustment speed v, the following steps include:

Default photovoltaic panel quantity matrix B, set B (B1, B2, B3, B4), where B1 is the preset first photovoltaic panel quantity, B2 is the preset second photovoltaic panel quantity, and B3 is the preset third photovoltaic panel quantity. The number of panels, B4 is the preset fourth photovoltaic panel quantity, and B1＜B2＜B3＜B4;

Default photovoltaic panel angle adjustment speed matrix V, set V (V1, V2, V3, V4), where V1 is the preset first photovoltaic panel angle adjustment speed, V2 is the preset second photovoltaic panel angle adjustment speed, V3 is the preset angle adjustment speed of the third photovoltaic panel, V4 is the preset angle adjustment speed of the fourth photovoltaic panel, and V1＜V2＜V3＜V4;

If B1<b<B2, set the photovoltaic panel angle adjustment speed v to the preset fourth photovoltaic panel angle adjustment speed V4, that is, v=V4;

If B2<b<B3, set the photovoltaic panel angle adjustment speed v to the preset third photovoltaic panel angle adjustment speed V4, that is, v=V4;

If B3<b<B4, set the photovoltaic panel angle adjustment speed v to the preset second photovoltaic panel angle adjustment speed V2, that is, v=V2;

If b>B1, the photovoltaic panel angle adjustment speed v is set to the preset first photovoltaic panel angle adjustment speed V1, that is, v=V1.

In some embodiments of the present application, when the allowable error value c is set according to the angle value a to which the photovoltaic panel needs to be adjusted, it includes:

Default photovoltaic panel adjustment angle matrix A, set A (A1, A2, A3, A4), where A1 is the default first photovoltaic panel adjustment angle, A2 is the default second photovoltaic panel adjustment angle, and A3 is the default The third photovoltaic panel adjustment angle, A4 is the preset fourth photovoltaic panel adjustment angle, and A1＜A2＜A3＜A4;

The preset allowable error value matrix C is set to C (C1, C2, C3, C4), where C1 is the preset first allowable error value, C2 is the preset second allowable error value, and C3 is the preset third allowable error value. Error value, C4 is the preset fourth allowable error value, and C1＜C2＜C3＜C4;

If A1<a<A2, set the allowable error value c to the preset first allowable error value C1, that is, c=C1;

If A2<a<A3, set the allowable error value c to the preset second allowable error value C2, that is, c=C2;

If A3<a<A4, set the allowable error value c to the preset third allowable error value C3, that is, c=C3;

If a>A4, set the allowable error value c to the preset fourth allowable error value C4, that is, c=C4.

In some embodiments of this application, when setting maintenance instructions based on the non-standard photovoltaic panel b1, it includes:

Preset the threshold for the number of non-standard photovoltaic panels;

If the non-standard photovoltaic panel b1 is greater than the non-standard photovoltaic panel threshold, a maintenance instruction is generated.

In some embodiments of the present application, setting the alignment parameters of the alignment subunit includes:

Set the photovoltaic panel alignment sequence;

Obtain the horizontal parameter of the first photovoltaic panel that needs to be adjusted according to the photovoltaic panel alignment sequence;

It is judged according to the horizontal parameter whether the first photovoltaic panel to be adjusted is a non-standard photovoltaic panel, and the alignment parameters of the alignment sub-units are set according to the judgment result.

In some embodiments of the present application, when setting the alignment parameters of the alignment subunits based on the judgment results, the steps include:

If the first photovoltaic panel to be adjusted is a non-standard photovoltaic panel, set the correction parameters of the marked photovoltaic panel. After completing the correction, set the photovoltaic panel to be adjusted to the first-level photovoltaic panel;

If the first photovoltaic panel to be adjusted is not a standard photovoltaic panel, set the photovoltaic panel to be adjusted as a first-level photovoltaic panel;

The next photovoltaic panel alignment parameter to be adjusted is set according to the first-level photovoltaic panel horizontal parameter and the photovoltaic panel alignment sequence.

In some embodiments of the present application, the setting of the next time the photovoltaic panel alignment parameters need to be adjusted includes:

The alignment subunit obtains the real-time tilt angle a1 of the first-level photovoltaic panel adjacent to the current photovoltaic panel that needs to be adjusted;

Obtain the real-time tilt angle a2 of the photovoltaic panel that currently needs to be adjusted, and set the adjustment parameters of the photovoltaic panel that currently need to be adjusted based on a1 and a2.

In some embodiments of the present application, a photovoltaic panel alignment system is provided, including:

A central control unit and a plurality of alignment sub-units, the central control unit and the alignment sub-units are connected through wireless signals;

A single alignment sub-unit is disposed in a gap between four photovoltaic panels, and the alignment sub-unit is used to control the tilt angle of the photovoltaic panels;

The central control unit includes:

The first control module is used to obtain environmental parameters. The first control module is also used to set the inclination angle of the photovoltaic panel according to the environmental parameters. The angle value of the photovoltaic panel needs to be adjusted to set all alignments. Angle adjustment parameters of subunits;

The first control module is also used to obtain the photovoltaic panel angle value a that needs to be adjusted and the photovoltaic panel quantity that needs to be adjusted b. The first control module sets the photovoltaic panel angle adjustment speed v according to the photovoltaic panel quantity b that needs to be adjusted. According to the photovoltaic panel The angle value a needs to be adjusted to set the allowable error value c

a second control module, the second control module is used to set the alignment parameters of the alignment subunit;

Maintenance module, the maintenance module is used to obtain the photovoltaic panel adjustment error value c1. If c1>c, the maintenance module sets the current photovoltaic panel as a non-standard photovoltaic panel;

The maintenance module is also used to obtain the number of non-standard photovoltaic panels b1 and set maintenance instructions according to the non-standard photovoltaic panels b1.

In some embodiments of the present application, the alignment subunit includes:

A level adjustment module, used to collect the level parameters of the photovoltaic panel connected to the alignment subunit.

A longitudinal adjustment module used to control the tilt angle of the photovoltaic panel connected to the alignment subunit.

Compared with the existing technology, the photovoltaic panel alignment system and its control method according to the embodiment of the present application have beneficial effects as follows:

By setting the alignment sub-unit, the alignment sub-unit is stuck in the gap between the four photovoltaic panels. According to the horizontal level of the alignment sub-unit, the level of the photovoltaic panel is adjusted. According to the longitudinal adjustable angle level, the inclination of the photovoltaic panel is determined to be consistent. By adjusting the level, alignment, and inclination of each photovoltaic panel, the overall photovoltaic panels are tidy and the inclination is compliant.

By setting the photovoltaic panel quantity matrix and photovoltaic panel angle adjustment speed matrix, different photovoltaic panel angle adjustment speeds are set according to different photovoltaic panel quantities to avoid the problem of uneven photovoltaic panel surfaces during the adjustment process and ensure photovoltaic The overall panel is neat and tidy, and the angle adjustment efficiency of the photovoltaic panel is high.

By setting multiple alignment sub-units and setting the corresponding alignment parameters according to the horizontal parameters of the photovoltaic panels connected to the alignment sub-units, the level, alignment, and inclination of each photovoltaic panel can be adjusted to ensure that the overall photovoltaic panel is tidy.

Description of drawings

Figure 1 is a schematic flowchart of a photovoltaic panel alignment system control method in a preferred embodiment of the present application.

Detailed ways

Specific implementations of the present invention will be described in further detail below with reference to the accompanying drawings and examples. The following examples are used to illustrate the invention but are not intended to limit the scope of the invention.

In the description of this application, it should be understood that the terms "center", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", The orientations or positional relationships indicated by "top", "bottom", "inner", "outside", etc. are based on the orientations or positional relationships shown in the drawings. They are only for the convenience of describing the present application and simplifying the description, and are not indicated or implied. The devices or elements referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as limiting the application.

The terms “first” and “second” are used for descriptive purposes only and shall not be understood as indicating or implying relative importance or implicitly indicating the quantity of indicated technical features. Therefore, features defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of this application, unless otherwise stated, "plurality" means two or more.

In the description of this application, it should be noted that, unless otherwise clearly stated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection or a detachable connection. Connection, or integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be an internal connection between two components. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood on a case-by-case basis.

As shown in Figure 1, a photovoltaic panel alignment system control method according to a preferred embodiment of the present application includes:

S101: Obtain the environmental parameters and set the angle value of the photovoltaic panel according to the environmental parameters;

S102: Set the angle adjustment parameters of all aligned sub-units according to the required adjustment angle value of the photovoltaic panel;

S103: After all aligned sub-units complete angle adjustment, set the alignment parameters of the aligned sub-units.

Specifically, when setting the angle adjustment parameters of all aligned subunits, they include:

To obtain the photovoltaic panels, you need to adjust the angle value a and the number of photovoltaic panels b;

Adjust the number of photovoltaic panels b according to needs and set the photovoltaic panel angle adjustment speed v;

Set the allowable error value c according to the angle value a that needs to be adjusted for the photovoltaic panel;

When the adjustment is completed, the photovoltaic panel adjustment error value c1 is obtained. If c1>c, the current photovoltaic panel is set as a non-standard photovoltaic panel;

Obtain the number of non-standard photovoltaic panels b1, and set maintenance instructions based on the non-standard photovoltaic panels b1.

Specifically, when adjusting the number of photovoltaic panels b and setting the photovoltaic panel angle adjustment speed v according to the needs, it includes:

Default photovoltaic panel quantity matrix B, set B (B1, B2, B3, B4), where B1 is the preset first photovoltaic panel quantity, B2 is the preset second photovoltaic panel quantity, and B3 is the preset third photovoltaic panel quantity. The number of panels, B4 is the preset fourth photovoltaic panel quantity, and B1＜B2＜B3＜B4;

Default photovoltaic panel angle adjustment speed matrix V, set V (V1, V2, V3, V4), where V1 is the preset first photovoltaic panel angle adjustment speed, V2 is the preset second photovoltaic panel angle adjustment speed, V3 is the preset angle adjustment speed of the third photovoltaic panel, V4 is the preset angle adjustment speed of the fourth photovoltaic panel, and V1＜V2＜V3＜V4;

If B1<b<B2, set the photovoltaic panel angle adjustment speed v to the preset fourth photovoltaic panel angle adjustment speed V4, that is, v=V4;

If B2<b<B3, set the photovoltaic panel angle adjustment speed v to the preset third photovoltaic panel angle adjustment speed V4, that is, v=V4;

If B3<b<B4, set the photovoltaic panel angle adjustment speed v to the preset second photovoltaic panel angle adjustment speed V2, that is, v=V2;

If b>B1, the photovoltaic panel angle adjustment speed v is set to the preset first photovoltaic panel angle adjustment speed V1, that is, v=V1.

It can be understood that in the above embodiment, by setting the photovoltaic panel quantity matrix and the photovoltaic panel angle adjustment speed matrix, different photovoltaic panel angle adjustment speeds are set according to different photovoltaic panel quantities, so as to avoid the occurrence of photovoltaic panels during the adjustment process. If there are any uneven problems on the surface, ensure the overall neatness of the photovoltaic panels and the efficiency of the angle adjustment of the photovoltaic panels.

In the preferred embodiment of the present application, when setting the allowable error value c according to the required adjustment angle value a of the photovoltaic panel, it includes:

Default photovoltaic panel adjustment angle matrix A, set A (A1, A2, A3, A4), where A1 is the default first photovoltaic panel adjustment angle, A2 is the default second photovoltaic panel adjustment angle, and A3 is the default The third photovoltaic panel adjustment angle, A4 is the preset fourth photovoltaic panel adjustment angle, and A1＜A2＜A3＜A4;

The preset allowable error value matrix C is set to C (C1, C2, C3, C4), where C1 is the preset first allowable error value, C2 is the preset second allowable error value, and C3 is the preset third allowable error value. Error value, C4 is the preset fourth allowable error value, and C1＜C2＜C3＜C4;

If A1<a<A2, set the allowable error value c to the preset first allowable error value C1, that is, c=C1;

If A2<a<A3, set the allowable error value c to the preset second allowable error value C2, that is, c=C2;

If A3<a<A4, set the allowable error value c to the preset third allowable error value C3, that is, c=C3;

If a>A4, set the allowable error value c to the preset fourth allowable error value C4, that is, c=C4.

Specifically, when setting maintenance instructions based on non-standard photovoltaic panels b1, they include:

Preset the threshold for the number of non-standard photovoltaic panels;

If the non-standard photovoltaic panel b1 is greater than the non-standard photovoltaic panel threshold, a maintenance instruction is generated.

It can be understood that in the above embodiment, by setting the allowable error value matrix, different allowable error values are set in different angle adjustment processes to ensure the angle adjustment efficiency of the photovoltaic panel and at the same time reduce the photovoltaic panel alignment time. At the same time, the photovoltaic panels are dynamically monitored by setting the standard photovoltaic panel quantity threshold, and photovoltaic panels with angle adjustment faults are promptly repaired.

In the preferred embodiment of the present application, when setting the alignment parameters of the alignment subunits, the following steps are included:

Set the photovoltaic panel alignment sequence;

Obtain the horizontal parameter of the first photovoltaic panel that needs to be adjusted according to the photovoltaic panel alignment sequence;

Determine whether the first photovoltaic panel to be adjusted is a non-standard photovoltaic panel based on the horizontal parameter, and set the alignment parameters of the alignment subunit based on the determination result.

Specifically, when setting the alignment parameters of the aligned subunits based on the judgment results, they include:

If the first photovoltaic panel to be adjusted is a non-standard photovoltaic panel, set the correction parameters of the marked photovoltaic panel. After completing the correction, set the photovoltaic panel to be adjusted to the first-level photovoltaic panel;

If the first photovoltaic panel to be adjusted is not a standard photovoltaic panel, set the photovoltaic panel to be adjusted as a first-level photovoltaic panel;

Set the alignment parameters of the next photovoltaic panel to be adjusted according to the horizontal parameters of the first-level photovoltaic panel and the alignment sequence of the photovoltaic panels.

Specifically, when setting the next photovoltaic panel alignment parameters that need to be adjusted, include:

The alignment subunit obtains the real-time tilt angle a1 of the first-level photovoltaic panel adjacent to the current photovoltaic panel that needs to be adjusted;

Obtain the real-time tilt angle a2 of the photovoltaic panel that currently needs to be adjusted, and set the adjustment parameters of the photovoltaic panel that currently need to be adjusted based on a1 and a2.

Specifically, according to the photovoltaic panel alignment sequence, from one end of the photovoltaic panel to the other end, after completing the alignment of the first photovoltaic panel, select the adjacent unaligned photovoltaic panel, and use the completed aligned photovoltaic panel as a reference. Align and repeat. Until the alignment of the entire photovoltaic panel is completed.

It can be understood that in the above embodiments, by setting multiple alignment sub-units and setting corresponding alignment parameters according to the horizontal parameters of the photovoltaic panels connected to the alignment sub-units, the level, alignment and inclination of each photovoltaic panel can be adjusted. Adjust to ensure the overall neatness of the photovoltaic system. This avoids the problem of reduced power generation efficiency of photovoltaic panels caused by uneven photovoltaic panel surfaces.

Based on another preferred embodiment of the photovoltaic panel alignment system control method in any of the above preferred embodiments, this embodiment provides a photovoltaic panel alignment system, including:

A central control unit and multiple alignment sub-units, the central control unit and the alignment sub-units are connected through wireless signals;

A single alignment subunit is arranged in the gap between four photovoltaic panels, and the alignment subunit is used to control the tilt angle of the photovoltaic panels;

The central control unit includes:

The first control module is used to obtain environmental parameters, and the first control module is also used to set the inclination angle of the photovoltaic panel according to the environmental parameters and set the angle adjustment parameters of all aligned sub-units according to the required adjustment angle value of the photovoltaic panel;

The first control module also obtains the angle value a that needs to be adjusted for the photovoltaic panels and the number of photovoltaic panels that need to be adjusted b. The first control module sets the angle adjustment speed v of the photovoltaic panels according to the number b of the photovoltaic panels that needs to be adjusted, and sets the angle value a according to the need to adjust the photovoltaic panels. Fixed allowable error value c

a second control module, the second control module is used to set the alignment parameters of the alignment subunit;

Maintenance module, the maintenance module is used to obtain the photovoltaic panel adjustment error value c1. If c1>c, the maintenance module sets the current photovoltaic panel as a non-standard photovoltaic panel;

The maintenance module is also used to obtain the number of non-standard photovoltaic panels b1 and set maintenance instructions based on the non-standard photovoltaic panels b1.

Specifically, alignment subunits include:

The level adjustment module is used to collect the level parameters of the photovoltaic panel connected to the alignment subunit.

Longitudinal adjustment module for controlling the tilt angle of the photovoltaic panels connected to the alignment subunits.

Specifically, the alignment subunit is a cross-shaped workpiece that is stuck in the gap between four photovoltaic panels. To control the size of the gap, install a level in the middle of the cross-shaped workpiece in the transverse direction to control the level of the photovoltaic panel. Install an adjustable angle level on the upper longitudinal part of the workpiece to control the inclination of the photovoltaic panel.

Specifically, the horizontal adjustment module is a transverse level of the workpiece, used to adjust the level of the photovoltaic panel, and the longitudinal adjustment module is an adjustable angle level, used to control the inclination of the photovoltaic panel.

According to the first concept of this application, by setting the alignment sub-unit, the alignment sub-unit is stuck in the gap between four photovoltaic panels, the photovoltaic panel surface level is adjusted according to the horizontal level of the alignment sub-unit, and the photovoltaic panel is determined according to the longitudinal adjustable angle level. The plate inclination complies. By adjusting the level, alignment, and inclination of each photovoltaic panel, the overall photovoltaic panels are tidy and the inclination is compliant.

According to the second concept of this application, by setting the photovoltaic panel quantity matrix and the photovoltaic panel angle adjustment speed matrix, different photovoltaic panel angle adjustment speeds are set according to different photovoltaic panel quantities to avoid photovoltaic panel surface appearance during the adjustment process. To solve the problem of unevenness, ensure the overall neatness of the photovoltaic panels and the efficiency of angle adjustment of the photovoltaic panels.

According to the third concept of the present application, by setting multiple alignment sub-units and setting corresponding alignment parameters according to the horizontal parameters of the photovoltaic panels connected to the alignment sub-units, the level, alignment and inclination of each photovoltaic panel can be adjusted. This ensures that the overall photovoltaic system is tidy.

The above are only preferred embodiments of the present application. It should be noted that those of ordinary skill in the art can also make several improvements and substitutions without departing from the technical principles of the present application. These improvements and substitutions It should also be regarded as the protection scope of this application.

Claims (10)

1. A method of controlling an alignment system for a photovoltaic panel, comprising:

acquiring environmental parameters, and setting an angle value to be adjusted of the photovoltaic panel according to the environmental parameters;

setting angle adjustment parameters of all alignment subunits according to the angle value to be adjusted of the photovoltaic panel;

and setting alignment parameters of the alignment subunits after the angle adjustment of all the alignment subunits is completed.

2. The method for controlling an alignment system of a photovoltaic panel according to claim 1, wherein the setting of the angle adjustment parameters of all the alignment subunits comprises:

acquiring an angle value a to be adjusted of the photovoltaic panels and the quantity b of the photovoltaic panels to be adjusted;

setting the angle adjustment speed v of the photovoltaic panels according to the quantity b of the photovoltaic panels to be adjusted;

setting an allowable error value c according to the angle value a to be adjusted of the photovoltaic panel;

when the adjustment is completed, acquiring a photovoltaic panel adjustment error value c1, and if c1 is more than c, setting the current photovoltaic panel as a non-standard photovoltaic panel;

and obtaining the number b1 of the nonstandard photovoltaic panels, and setting maintenance instructions according to the nonstandard photovoltaic panels b 1.

3. The method for controlling an alignment system of photovoltaic panels according to claim 2, wherein when the angular adjustment speed v of the photovoltaic panels is set according to the number b of photovoltaic panels to be adjusted, comprising:

presetting a photovoltaic panel quantity matrix B, and setting B (B1, B2, B3 and B4), wherein B1 is the quantity of preset first photovoltaic panels, B2 is the quantity of preset second photovoltaic panels, B3 is the quantity of preset third photovoltaic panels, B4 is the quantity of preset fourth photovoltaic panels, and B1 is more than 2 and less than B3 is more than 4;

presetting a photovoltaic panel angle adjustment speed matrix V, and setting V (V1, V2, V3 and V4), wherein V1 is a preset first photovoltaic panel angle adjustment speed, V2 is a preset second photovoltaic panel angle adjustment speed, V3 is a preset third photovoltaic panel angle adjustment speed, V4 is a preset fourth photovoltaic panel angle adjustment speed, and V1 is less than V2 and less than V3 is less than V4;

if B1 is smaller than B2, setting the angle adjustment speed V of the photovoltaic panel to be a preset fourth angle adjustment speed V4 of the photovoltaic panel, namely v=v4;

if B2 is smaller than B3, setting the angle adjustment speed V of the photovoltaic panel to be a preset third angle adjustment speed V4 of the photovoltaic panel, namely v=v4;

if B3 is smaller than B4, setting the angle adjustment speed V of the photovoltaic panel to be a preset second angle adjustment speed V2 of the photovoltaic panel, namely v=v2;

if B > B1, the photovoltaic panel angle adjustment speed V is set to be the preset first photovoltaic panel angle adjustment speed V1, i.e., v=v1.

4. The method for controlling an alignment system of a photovoltaic panel according to claim 3, wherein setting the allowable error value c according to the angle value a to be adjusted of the photovoltaic panel comprises:

presetting a photovoltaic panel adjustment angle matrix A, and setting A (A1, A2, A3 and A4), wherein A1 is a preset first photovoltaic panel adjustment angle, A2 is a preset second photovoltaic panel adjustment angle, A3 is a preset third photovoltaic panel adjustment angle, A4 is a preset fourth photovoltaic panel adjustment angle, and A1 is more than A2 and less than A3 and less than A4;

presetting a matrix of allowable error values C, and setting C (C1, C2, C3 and C4), wherein C1 is a preset first allowable error value, C2 is a preset second allowable error value, C3 is a preset third allowable error value, C4 is a preset fourth allowable error value, and C1 is less than C2 and less than C3 is less than C4;

if A1 < A2, setting the allowable error value C as a preset first allowable error value C1, i.e., c=c1;

if A2 < A3, setting the allowable error value C as a preset second allowable error value C2, i.e., c=c2;

if A3 < A4, setting the allowable error value C as a preset third allowable error value C3, i.e., c=c3;

if a > A4, the allowable error value C is set to be the preset fourth allowable error value C4, i.e., c=c4.

5. The method for controlling an alignment system of a photovoltaic panel according to claim 2, wherein when setting an inspection instruction according to the non-standard photovoltaic panel b1, comprising:

presetting a threshold value of the number of non-standard photovoltaic panels;

and if the non-standard photovoltaic panel b1 is larger than the non-standard photovoltaic panel threshold value, generating an overhaul instruction.

6. The method for controlling an alignment system of a photovoltaic panel according to claim 2, wherein setting the alignment parameters of the alignment subunit comprises:

setting the alignment sequence of the photovoltaic panels;

acquiring horizontal parameters of the first photovoltaic panel to be adjusted according to the alignment sequence of the photovoltaic panels;

judging whether the first photovoltaic panel to be adjusted is a non-standard photovoltaic panel according to the horizontal parameters, and setting the alignment parameters of the alignment subunit according to the judging result.

7. The method according to claim 6, wherein setting the alignment parameters of the alignment sub-unit according to the determination result comprises:

if the first photovoltaic plate to be adjusted is a nonstandard photovoltaic plate, setting the correction parameters of the marked photovoltaic plate, and setting the photovoltaic plate to be adjusted as a primary photovoltaic plate after finishing correction;

if the first photovoltaic plate to be adjusted is not the standard photovoltaic plate, setting the photovoltaic plate to be adjusted as a primary photovoltaic plate;

and setting the next photovoltaic panel alignment parameter to be adjusted according to the primary photovoltaic panel horizontal parameter and the photovoltaic panel alignment sequence.

8. The method for controlling an alignment system of a photovoltaic panel according to claim 7, wherein when setting the next alignment parameter of the photovoltaic panel to be adjusted, the method comprises:

the alignment subunit acquires a real-time inclination angle a1 of a first-stage photovoltaic panel adjacent to the photovoltaic panel to be adjusted currently;

acquiring a real-time inclination angle a2 of the photovoltaic panel to be adjusted currently, and setting adjustment parameters of the photovoltaic panel to be adjusted currently according to a1 and a 2.

9. An alignment system for a photovoltaic panel, comprising:

the central control unit is connected with the alignment subunits through wireless signals;

the single alignment subunit is arranged in gaps of four photovoltaic panels, and is used for controlling the inclination angle of the photovoltaic panels;

the central control unit comprises:

the first control module is used for acquiring environmental parameters, setting the inclination angle of the photovoltaic panel according to the environmental parameters and setting the angle adjustment parameters of all the alignment subunits according to the angle value required to be adjusted of the photovoltaic panel;

the first control module is also used for obtaining an angle value a to be adjusted of the photovoltaic panels and the quantity b of the photovoltaic panels to be adjusted, the first control module sets the angle adjustment speed v of the photovoltaic panels according to the quantity b of the photovoltaic panels to be adjusted, and sets the allowable error value c according to the angle value a to be adjusted of the photovoltaic panels

The second control module is used for setting alignment parameters of the alignment subunit;

the maintenance module is used for acquiring a photovoltaic panel adjustment error value c1, and if c1 is more than c, the maintenance module sets the current photovoltaic panel to be a non-standard photovoltaic panel;

the overhaul module is also used for obtaining the number b1 of the nonstandard photovoltaic panels and setting overhaul instructions according to the nonstandard photovoltaic panels b 1.

10. The alignment system of photovoltaic panels as claimed in claim 9, wherein the alignment subunit comprises:

a horizontal adjustment module for collecting horizontal parameters of the photovoltaic panel connected with the alignment subunit,

and the longitudinal adjusting module is used for controlling the inclination angle of the photovoltaic panel connected with the alignment subunit.