CN106155117A - Photovoltaic plate solar automatic tracking system - Google Patents
Photovoltaic plate solar automatic tracking system Download PDFInfo
- Publication number
- CN106155117A CN106155117A CN201610814088.XA CN201610814088A CN106155117A CN 106155117 A CN106155117 A CN 106155117A CN 201610814088 A CN201610814088 A CN 201610814088A CN 106155117 A CN106155117 A CN 106155117A
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- China
- Prior art keywords
- module
- control module
- tracking system
- processing unit
- automatic tracking
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D3/00—Control of position or direction
- G05D3/12—Control of position or direction using feedback
- G05D3/20—Control of position or direction using feedback using a digital comparing device
- G05D3/203—Control of position or direction using feedback using a digital comparing device using fine or coarse devices
Abstract
The present invention relates to solar energy generation technology field, particularly to a kind of photovoltaic plate solar automatic tracking system, including sensor assembly, GPS module, clock chip, control module and driving module, described sensor assembly, GPS module and clock chip link control module respectively, described control module connects driving module, described sensor assembly includes data acquisition unit and data processing unit, described data acquisition unit includes quadrant sensors, acceleration transducer and Magnetic Sensor, the data gathered are sent into data processing unit by data acquisition unit, realize between data processing unit with control module communicating, described data processing unit uses microcontroller, control module uses MCU single-chip microcomputer, described driving module uses azimuth motor and angle of pitch motor to be adjusted the angle of photovoltaic panel.The position of photovoltaic panel and angle can accurately be adjusted and control by the present invention, make photovoltaic panel keep vertical with sunray all the time, improve the work efficiency of photovoltaic panel.
Description
Technical field
The present invention relates to solar energy generation technology field, particularly to a kind of photovoltaic plate solar automatic tracking system.
Background technology
Along with the development of the mankind, electric energy has become as people's daily life, work one of indispensable energy, but
The existing resource-constrained of the earth so that increasing people has to turn to eye employing solar electrical energy generation, and solar energy is made
For the energy of a kind of cleaning, it is primary energy, is again regenerative resource, have the superiority that fossil energy is incomparable, but
Be throughout the year in every day sunlight the most in the same time direct projection angle at any time be at change among, in this case, photovoltaic
Plate receives the efficiency of solar energy and is very limited due to photovoltaic panel receiving angle.Solar azimuth is the most generally used to follow the tracks of system
System by detecting the tracking realizing photovoltaic panel to sunlight to position of sun, but existing sun azimuth tracking system is often
There is the problems such as tracking accuracy is the highest, control process complicated, capacity of resisting disturbance is low.
Summary of the invention
It is an object of the invention to the above-mentioned technical problem solved existing for existing sun azimuth tracking system, it is provided that a kind of
Photovoltaic plate solar automatic tracking system, can accurately adjust the position of photovoltaic panel and angle and control, make photovoltaic panel begin
Keep vertical with sunray eventually, improve the work efficiency of photovoltaic panel.
For solving above-mentioned technical problem, present invention employs techniques below scheme:
A kind of photovoltaic plate solar automatic tracking system, including sensor assembly, GPS module, clock chip, control module
With driving module, described sensor assembly, GPS module and clock chip link control module respectively, described control module connects
Driving module, described sensor assembly includes that data acquisition unit and data processing unit, described data acquisition unit include four
Quadrant sensor, acceleration transducer and Magnetic Sensor, the data gathered are sent into data processing unit, number by data acquisition unit
Communicating according to realization between processing unit with control module, described data processing unit uses microcontroller, and control module uses MCU
Single-chip microcomputer, described driving module uses azimuth motor and angle of pitch motor to be adjusted the angle of photovoltaic panel.
Further, in technique scheme, also include air velocity transducer, described air velocity transducer link control module.
Further, in technique scheme, also include rotary angle transmitter, described rotary angle transmitter link control module.
Further, in technique scheme, also including limit switch, described limit switch connects driving module.
Further, in technique scheme, described data acquisition unit also includes illuminance sensor, and illuminance senses
Device connects data processing unit.
Further, in technique scheme, described sensor assembly uses integrated structure, and described four-quadrant senses
Device, acceleration transducer, Magnetic Sensor, illuminance sensor and data processing unit are respectively provided with on circuit boards, described circuit
Being additionally provided with power module on plate, described power module provides working power for the sensor and data processing unit.
Further, in technique scheme, described data processing unit uses C8051F330 microcontroller.
Further, in technique scheme, described control module uses ATSAMD20J18A microcontroller.
Further, in technique scheme, also include that wireless transport module, described wireless transport module are used for realizing control
Radio communication between molding block and host computer.
The present invention uses technique scheme, is had the advantages that
1) present invention by sensor assembly to the position of the sun, the azimuth of photovoltaic panel and the angle of pitch, magnetic direction and
Sun light intensity detects, and the data of detection are transferred to microcontroller process, microcontroller will process after data
Transmitting to MCU single-chip microcomputer, MCU accepts the photovoltaic panel installation position data of GPS module detection simultaneously, and MCU single-chip microcomputer is according to above-mentioned
Azimuth and the angle of pitch of photovoltaic panel are adjusted and control by Data Control azimuth motor and angle of pitch motor, make photovoltaic panel
All the time keep vertical with sunray, thus improve the Solar use usefulness of photovoltaic panel.
2) present invention use air velocity transducer wind speed, wind direction are detected, and by mono-to MCU for the data transmission of detection
Sheet machine, when wind speed is excessive, MCU Single-chip Controlling photovoltaic panel rotates, and makes photovoltaic panel avoid direction of the wind comes from, it is to avoid photovoltaic panel is by strong
Wind effect and damage.
3) the sensor, data processing unit are carried out integrated, by using the integrated morphology of integral type, simplifying system
While system structure, decrease the impact of outer bound pair sensor signal, improve the precision of stability and data acquisition.
Accompanying drawing explanation
Fig. 1 is embodiment of the present invention structured flowchart.
Fig. 2 is sensor assembly integrated morphology schematic diagram in the present invention.
Detailed description of the invention
The present invention is further illustrated below in conjunction with the accompanying drawings.
Such as Fig. 1, the photovoltaic plate solar automatic tracking system in the present embodiment, including sensor assembly, GPS module, time
Clock chip, control module and driving module, sensor assembly is used for being acquired the data needed for system control, GPS module
For gathering the installation site of photovoltaic panel, sensor assembly, GPS module and clock chip link control module respectively.This enforcement
In example, control module uses MCU single-chip microcomputer, and specifically control module can use 32 ATSAMD20J18A microcontrollers, its tool
There is processing speed fast, the feature that information gathering amount is big, for the process to collection data, and the situation output processed according to data
Instruct driving module to be controlled.
Sensor assembly mainly uses sensor to carry out collection and the process of data, including data acquisition as independent module
Collection unit and data processing unit, wherein data acquisition unit include quadrant sensors, acceleration transducer, Magnetic Sensor and
Illuminance sensor.Quadrant sensors uses the OSQ16-IT four-quadrant photo detector position to the sun and the photograph of sunlight
Firing angle degree detects；Acceleration transducer uses ADXL343 tri-axle digital accelerometer, for the azimuth of photovoltaic panel and
The angle of pitch detects；Magnetic Sensor uses QMC5883L tri-axle ARM Magnetic Sensor, is used for detecting terrestrial magnetic pole direction；Illumination
Degree sensor uses Si1132 series UV sensor, detects sunlight light intensity.Quadrant sensors, acceleration pass
The data of collection are delivered to data processing unit by sensor, Magnetic Sensor and illuminance sensor respectively, and data processing unit can be adopted
C8051F330 microcontroller, C8051F330 microcontroller is used to have 10 high-precision a/d converters, the number that can will gather
Transmit to control module according to after being converted into digital signal.Control module drives module work according to the Data Control gathered, and drives
Azimuth motor in module and angle of pitch motor adjust azimuth and the angle of pitch of photovoltaic panel so that photovoltaic panel all the time with too
Sunlight keeps vertical, it is provided that the efficiency of photovoltaic panel.
Such as Fig. 2, in the present embodiment, described sensor assembly uses integrated structure, wherein quadrant sensors, acceleration
Sensor, Magnetic Sensor, illuminance sensor and C8051F330 microcontroller are respectively provided with on circuit boards, simultaneously this circuit board
On be additionally provided with power module, power module is that the sensor and data processing unit provide working power.It addition, circuit board
On be additionally provided with communication interface circuit, communication interface circuit is connected with C8051F330 microprocessor serial ports, it is achieved with in system
Carry out data transmission between control module.
The DS3231 high precision clock chip that clock chip in the present embodiment uses, is a real-time clock device
Part, has integrated temperature compensating crystal oscillator；It comprises cell input terminal, and when disconnecting main power source, accreditation keeps accurately meter
Time；Integrated crystal oscillator can improve its long-term degree of accuracy.DS3231 chip and MCU single-chip microcomputer pass through I2C bidirectional linked list is total
Line transmission address and data, provide correct time for system.
Except using independent sensor assembly to carry out the collection of data in the present embodiment, the most additionally have employed wind speed sensing
Device and rotary angle transmitter, rotary angle transmitter equally realizes the detection to photovoltaic panel corner, prevents sensor assembly from event occurring
During barrier, photovoltaic panel corner is detected by rotary angle transmitter, it is ensured that photovoltaic panel can normally work, and prevents photovoltaic panel frame for movement
It is damaged.Arranging air velocity transducer to detect wind speed and direction, when wind speed exceedes setting threshold value, control module controls
Drive module to rotate photovoltaic panel, make photovoltaic panel avoid direction of the wind comes from, it is to avoid photovoltaic panel frame for movement is damaged by high wind.At this it is
Also setting up limit switch in system, the rotation to photovoltaic panel carries out spacing, when system malfunctions causes photovoltaic panel to rotate beyond limit
When determining corner, photovoltaic panel touches limit switch, and limit switch, directly to driving module to be controlled, cuts out and drives module to make photovoltaic
Plate stops operating, thus is effectively protected photovoltaic panel and mechanical mechanism thereof.
During system work, starting system when setting every morning six by clock chip, now photovoltaic panel is in initial work
Making position, the position of the sun is detected by quadrant sensors, and it is strong and weak that illuminance sensor measures sunlight, acceleration sensing
Device measures the photovoltaic panel angle of pitch and azimuthal change, and control module controls to drive module drive photovoltaic panel to rotate, and makes photovoltaic panel
The most continuously from motion tracking sunlight so that it is solar energy remains that vertical irradiation, in photovoltaic panel plane, passes through clock chip
System stalls when setting afternoon six, controls photovoltaic panel simultaneously and returns to initialization position.
The specification and drawings of the present invention is considered as illustrative and not restrictive, on the basis of the present invention, and ability
Field technique personnel are according to disclosed technology contents, it is not necessary to some of them technical characteristic just can be made by performing creative labour
Some are replaced and deformation, the most within the scope of the present invention.
Claims (9)
1. photovoltaic plate solar automatic tracking system, it is characterised in that: include sensor assembly, GPS module, clock chip, control
Molding block and driving module, described sensor assembly, GPS module and clock chip link control module, described control mould respectively
Block connects driving module, and described sensor assembly includes data acquisition unit and data processing unit, described data acquisition unit
Including quadrant sensors, acceleration transducer and Magnetic Sensor, the data gathered are sent into data and are processed by data acquisition unit
Unit, realizes between data processing unit with control module communicating, and described data processing unit uses microcontroller, control module
Using MCU single-chip microcomputer, described driving module uses azimuth motor and angle of pitch motor to be adjusted the angle of photovoltaic panel.
Photovoltaic plate solar automatic tracking system the most according to claim 1, it is characterised in that: also include that wind speed senses
Device, described air velocity transducer link control module.
Photovoltaic plate solar automatic tracking system the most according to claim 1, it is characterised in that: also include rotation angular sensing
Device, described rotary angle transmitter link control module.
Photovoltaic plate solar automatic tracking system the most according to claim 1, it is characterised in that: also include limit switch,
Described limit switch connects driving module.
Photovoltaic plate solar automatic tracking system the most according to claim 1, it is characterised in that: described data acquisition unit
Also including illuminance sensor, illuminance sensor connects data processing unit.
Photovoltaic plate solar automatic tracking system the most according to claim 5, it is characterised in that: described sensor assembly is adopted
With integrated structure, described quadrant sensors, acceleration transducer, Magnetic Sensor, illuminance sensor and data process single
Unit is respectively provided with on circuit boards, and described circuit board is additionally provided with power module, and described power module is the sensor sum
Working power is provided according to processing unit.
Photovoltaic plate solar automatic tracking system the most according to claim 1, it is characterised in that: described data processing unit
Use C8051F330 microcontroller.
Photovoltaic plate solar automatic tracking system the most according to any one of claim 1 to 4, it is characterised in that: described
Control module uses ATSAMD20J18A microcontroller.
Photovoltaic plate solar automatic tracking system the most according to claim 1, it is characterised in that: also include being wirelessly transferred mould
Block, described wireless transport module is for realizing the radio communication between control module and host computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610814088.XA CN106155117A (en) | 2016-09-09 | 2016-09-09 | Photovoltaic plate solar automatic tracking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610814088.XA CN106155117A (en) | 2016-09-09 | 2016-09-09 | Photovoltaic plate solar automatic tracking system |
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| Publication Number | Publication Date |
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| CN106155117A true CN106155117A (en) | 2016-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610814088.XA Pending CN106155117A (en) | 2016-09-09 | 2016-09-09 | Photovoltaic plate solar automatic tracking system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108180886A (en) * | 2017-12-24 | 2018-06-19 | 安凯 | Array 4 quadrant detector and its angle-measuring method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203414078U (en) * | 2013-05-17 | 2014-01-29 | 湖南大学 | Sun position tracking sensor |
| CN203606718U (en) * | 2013-10-24 | 2014-05-21 | 广东瑞德兴阳光伏科技有限公司 | Control system enabling electricity generation power of double-axis solar energy tracking support to be maximum |
| CN205540299U (en) * | 2016-03-21 | 2016-08-31 | 沈阳工程学院 | Measure biax solar energy intelligence automatic following control device at solar panel inclination |
| CN206075153U (en) * | 2016-09-09 | 2017-04-05 | 四川中惯科技股份有限公司 | Photovoltaic plate solar automatic tracking system |
-
2016
- 2016-09-09 CN CN201610814088.XA patent/CN106155117A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203414078U (en) * | 2013-05-17 | 2014-01-29 | 湖南大学 | Sun position tracking sensor |
| CN203606718U (en) * | 2013-10-24 | 2014-05-21 | 广东瑞德兴阳光伏科技有限公司 | Control system enabling electricity generation power of double-axis solar energy tracking support to be maximum |
| CN205540299U (en) * | 2016-03-21 | 2016-08-31 | 沈阳工程学院 | Measure biax solar energy intelligence automatic following control device at solar panel inclination |
| CN206075153U (en) * | 2016-09-09 | 2017-04-05 | 四川中惯科技股份有限公司 | Photovoltaic plate solar automatic tracking system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108180886A (en) * | 2017-12-24 | 2018-06-19 | 安凯 | Array 4 quadrant detector and its angle-measuring method |
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