CN205540299U - Measure biax solar energy intelligence automatic following control device at solar panel inclination - Google Patents
Measure biax solar energy intelligence automatic following control device at solar panel inclination Download PDFInfo
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- CN205540299U CN205540299U CN201620214987.1U CN201620214987U CN205540299U CN 205540299 U CN205540299 U CN 205540299U CN 201620214987 U CN201620214987 U CN 201620214987U CN 205540299 U CN205540299 U CN 205540299U
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Abstract
Measure biax solar energy intelligence automatic following control device at solar panel inclination relates to solar energy tracking control device, measure biax solar energy intelligence automatic following control device at solar panel inclination, and its characterized in that, the device is including motor, relay, the circuit of infrared communication, solar cell panel, acceleration sensor, magnetometer, triaxial accelerometer, triaxial accelerometer chip, solar panel, sensor chip forms a high accuracy gesture and resolves the module on welding the circuit board, and the fixed face in a poor light to solar panel of module installation is resolved to the gesture, MCU is connected to electrical apparatus the 19th, 20 pins respectively with U2 draw forth pin JDQ1, JDQ2 is connected. The device uses time control and the light -operated control mode who combines together, and resolves the light -operated closed -loop control that the module realized the high accuracy through the gesture, and the photovoltaic power generation device of having solved present other schemes of adoption is followed spot, and the precision is poor, the generating efficiency hangs down the scheduling problem.
Description
Technical field
This utility model relates to a kind of solar energy tracking and controls device, particularly relates to a kind of double-shaft solar intelligence automatic tracking control apparatus measuring solar panels inclination angle.
Background technology
Solar energy, as a kind of new forms of energy, is increasingly paid close attention to by society, and its development prospect is quite varied.Photovoltaic generation is a kind of critically important form of Solar use, has the advantages such as renewable, pollution-free, aboundresources.But, the angle of incidence that the actual power generation size of photovoltaic array injects solar panels surface with solar radiation light is relevant.When solar radiation light is perpendicular to solar panels surface (angle of incidence is zero), effective solar radiation quantity that photovoltaic array receives is maximum；And in the case of other angle of incidence, the direct solar radiation component being only perpendicular to solar panels surface may participate in energy conversion.Therefore, the accurate observing and controlling to solar panel inclination angle contributes to reducing solar radiation angle of incidence deviation, can improve the solar radiation utilization rate of photovoltaic array.
Making a general survey of current technology, the control mode of double-shaft auto-tracking mainly has time control, light-operated and time control to combine with light-operated.Time control operation logic based on the sun-earth, accurate astronomical time set, GPS system or time signal can carry out timing, and calculate the theoretical optimal value at each moment solar panel inclination angle accordingly, time control is a kind of open loop control mode, shortcoming is to detect error, also cannot round-off error.Light-operated realizing closed loop control, present Application comparison is by sun position sensor such as photoconductive resistance widely, catches the position of the sun, and makes solar panel rotate towards the sun on this basis, but this is not real close-loop control mode.In the prior art, use light-operated realize closed loop control mainly have employing push-rod electric machine or magnetic field sensor etc., add the measurement to solar panel inclination angle, produce the value of feedback of angle, detection round-off error, and then obtain the optimum at inclination angle, but push-rod electric machine takes up room bigger, the frame for movement making tracking device is more complicated, and installation process easily produces error, although magnetic field sensor takes up room little, but the certainty of measurement only relying on single magnetic field sensor measurement solar panel inclination angle is the highest, there is certain error.
Summary of the invention
The purpose of this utility model is to provide a kind of double-shaft solar intelligence automatic tracking control apparatus measuring solar panels inclination angle, this device time control and the light-operated control mode combined, and realize high-precision light-operated closed loop control by attitude algorithm module, solve photovoltaic power generation apparatus and follow spot the problems such as low precision, generating efficiency are low.
The purpose of this utility model is achieved through the following technical solutions:
Measuring the double-shaft solar intelligence automatic tracking control apparatus at solar panels inclination angle, described device includes motor, relay, the circuit of infrared communication, solar panel, acceleration transducer, magnetometer, three axis accelerometer, three axis accelerometer chip, solar panels；Sensor chip is welded on wiring board, forms one piece of high-precision attitude and resolves module, and attitude algorithm module installs the shady face being fixed to solar panels；Electrical equipment connection the 19th of MCU the, 20 pins are connected with extraction pin JDQ1, JDQ2 of U2 respectively；The 21st of MCU, 22 pins are connected with extraction pin JDQ3, JDQ4 of U2 respectively；The 23rd of MCU, 24,25 pins are connected with extraction pin WBUSY, WDATA, WRST of U3 respectively；26th pin of MCU is connected with the extraction pin RXD of U4；The 27th of MCU, 28,29,30,31 pins are connected with extraction pin A-INT, A-SCL, A-SDA, FSYNC, DRY of U5 respectively；The 27th of MCU, 28,29,30,31 pins are connected with A-INT, A-SCL, A-SDA, FCYNC, DRY pin of U5 respectively, and pass through I2C bus is connected to master controller STM32, the 23rd of MCU the, 24,25 pins be connected with extraction pin WBUSY, WDATA, WRST of U3 respectively, the 26th pin of MCU is connected with the extraction pin RXD of U4.
The described double-shaft solar intelligence automatic tracking control apparatus measuring solar panels inclination angle, described device has the hand gear of infrared communication, has built-in real-time clock.
The described double-shaft solar intelligence automatic tracking control apparatus measuring solar panels inclination angle, described accelerometer chip circuit board and chip answers X-axis horizontal positioned.
Advantage of the present utility model with effect is:
This utility model utilizes MPU6050 and HMC5883 chip to measure the double-shaft solar intelligence tracing control automatically at solar panels inclination angle, this device uses time control and the light-operated control mode combined, and realize high-precision light-operated closed loop control by attitude algorithm module, solve the photovoltaic power generation apparatus of existing other schemes of employing and follow spot the problems such as low precision, generating efficiency be low.
Accompanying drawing explanation
Fig. 1 is double-shaft solar based on MPU6050 and HMC5883 chip intelligence tracing control block diagram automatically；
Fig. 2 is the attitude algorithm module hardware connection diagram being integrated with MPU6050 and HMC5883 chip；
Fig. 3 is HMC5883 top view；
Fig. 4 is the installation fixed form schematic diagram of attitude algorithm module；
Fig. 5 is MCU circuit diagram；
Fig. 6 is audio-frequency unit circuit diagram；
Fig. 7 is control relay circuit figure；
Fig. 8 is infrared circuit diagram；
Fig. 9 is attitude algorithm module circuit diagram.
Detailed description of the invention
Below in conjunction with embodiment, this utility model is described in detail.
MPU6050 is the three axis accelerometer chip of InvenSense company, and the MCU of control system can pass through I2C bus reads the accekeration of tri-axles of X, Y, Z of MPU6050.When solar panels are motionless when, owing to there is gravity acceleration g.Gravity acceleration g is decomposed on tri-axles of X, Y, Z, MCU read three axles will have certain numerical value.Ensureing the X-axis horizontal positioned of chip when installing accelerometer chip wiring board, the gravity acceleration g component of such X-axis is the least, on gravity acceleration g main decomposition to two axles of Y, Z；After solar panels horizontal and vertical does pursuit movement, X-axis is also to maintain level, and X-axis component is the most motionless, and the gravity acceleration g component on two axles of Y, Z is it may happen that change；The inclination angle of solar panels can be calculated by the gravity acceleration g component on two axles of Y, Z；Accelerometer can only provide attitude reference, can not calculate accurate positional information.Therefore to calculate module, (, as it is shown on figure 3, arrow shows magnetic direction, magnetic field will generation forward output readable data under normal measurement mode for HMC5883 top view with northern angle for experiencing ground magnetic vector to introduce HMC5883 magnetometer.), coordinate three axis accelerometer, accurately record the positional information of solar panels, it is simple to adjust the angle of solar panel and sunlight.MPU6050 and HMC5883 sensor chip is welded on one piece of wiring board, forms one piece of high-precision attitude and resolve module.The composition of attitude algorithm module and with the connected mode of MCU as shown in Figure 2.Attitude algorithm module is installed the shady face (module mounting arrangement is as shown in Figure 4) being fixed to solar panels.
System also has the manual mode of infrared communication in addition to automatic mode, when manually regulating, has coarse adjustment and fine setting, and after each regulating command performs, system voice reports azimuth and the vertical angle of solar panels, for operator's reference.
In Fig. 5, U1 is main control chip STM32 based on ARM kernel, the data that acceleration transducer sends can be carried out high speed processing, improve sampling rate；The most also there is built-in real-time clock, it is simple to judge the startup time of system, reduce unnecessary energy loss.U2 is ULN2003 Darlington transistor chip, in order to amplify the motor control signal of main control chip output to drive Control horizontal and vertical electric machine rotation.U3For speech chip WTH040, speech chip, by receiving the instruction that MCU sends, sends corresponding voice signal.U4 is the circuit for infrared communication.U5 is the attitude algorithm module being integrated with MPU6050 and HMC5883 chip, it is fixedly mounted with solar panel, and MCU passes through I2C bus can the most accurately measure azimuth and the vertical angle of solar panels, it is ensured that sunlight and solar panel remain optimal incident angle, improve the efficiency of photovoltaic generation.
Electrical equipment pin annexation of the present utility model is as follows: the 19th of MCU the, 20 pins are connected with extraction pin JDQ1, JDQ2 of U2 respectively, is respectively used to control rotating upwardly and downwardly of vertical direction motor；The 21st of MCU, 22 pins are connected with extraction pin JDQ3, JDQ4 of U2 respectively, are respectively used to control the left-right rotation of horizontal direction motor；The 23rd of MCU, 24,25 pins are connected with extraction pin WBUSY, WDATA, WRST of U3, respectively for sending control signal to speech chip；26th pin of MCU is connected with the extraction pin RXD of U4, is used for receiving remote command；The 27th of MCU, 28,29,30,31 pins be connected with extraction pin A-INT, A-SCL, A-SDA, FSYNC, DRY of U5 respectively, carry out attitude algorithm.
It is of the present utility model that to realize principle as follows: the 27th of MCU the, 28,29,30,31 pins be connected with A-INT, A-SCL, A-SDA, FCYNC, DRY pin of U5 respectively, pass through I2C bus is connected to master controller STM32, just can be read the current output valve of sensor by digital interface.MCU by the 19th, 20,21,22 wherein certain pin output PWM by the amplification of U2 control JDQ1, JDQ2, JDQ3, JDQ4 certain pin of No. tetra-relay make solar panel upper and lower, left and right adjust, reach optimum efficiency.The 23rd of MCU, 24,25 pins are connected with extraction pin WBUSY, WDATA, WRST of U3 respectively, 26th pin of MCU is connected with the extraction pin RXD of U4, when operator send the instruction change horizontal or vertical position of solar panel by remote controller, system can send voice broadcast information automatically, real-time play solar panels azimuth and vertical angle angle value, in order to operator's reference.
The foregoing is only exemplary embodiment of the present utility model, all equivalents carried out under scope of the present utility model or improvement etc., within should be included in protection domain of the present utility model.
Claims (3)
1. measure the double-shaft solar intelligence automatic tracking control apparatus at solar panels inclination angle, it is characterized in that, described device includes motor, relay, the circuit of infrared communication, solar panel, acceleration transducer, magnetometer, three axis accelerometer, three axis accelerometer chip, solar panels；Sensor chip is welded on wiring board, forms one piece of high-precision attitude and resolves module, and attitude algorithm module installs the shady face being fixed to solar panels；Electrical equipment connection the 19th of MCU the, 20 pins are connected with extraction pin JDQ1, JDQ2 of U2 respectively；The 21st of MCU, 22 pins are connected with extraction pin JDQ3, JDQ4 of U2 respectively；The 23rd of MCU, 24,25 pins are connected with extraction pin WBUSY, WDATA, WRST of U3 respectively；26th pin of MCU is connected with the extraction pin RXD of U4；The 27th of MCU, 28,29,30,31 pins are connected with extraction pin A-INT, A-SCL, A-SDA, FSYNC, DRY of U5 respectively；The 27th of MCU, 28,29,30,31 pins are connected with A-INT, A-SCL, A-SDA, FCYNC, DRY pin of U5 respectively, and pass through I2C bus is connected to master controller STM32, the 23rd of MCU the, 24,25 pins be connected with extraction pin WBUSY, WDATA, WRST of U3 respectively, the 26th pin of MCU is connected with the extraction pin RXD of U4.
The double-shaft solar intelligence automatic tracking control apparatus at measurement solar panels inclination angle the most according to claim 1, it is characterised in that described device has the hand gear of infrared communication, has built-in real-time clock.
The double-shaft solar intelligence automatic tracking control apparatus at measurement solar panels inclination angle the most according to claim 1, it is characterised in that described accelerometer chip circuit board and chip answers X-axis horizontal positioned.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620214987.1U CN205540299U (en) | 2016-03-21 | 2016-03-21 | Measure biax solar energy intelligence automatic following control device at solar panel inclination |
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| CN201620214987.1U CN205540299U (en) | 2016-03-21 | 2016-03-21 | Measure biax solar energy intelligence automatic following control device at solar panel inclination |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106155117A (en) * | 2016-09-09 | 2016-11-23 | 四川中惯科技股份有限公司 | Photovoltaic plate solar automatic tracking system |
| CN106225849A (en) * | 2016-09-09 | 2016-12-14 | 四川中惯科技股份有限公司 | A kind of compound sensor for sunlight tracking system |
-
2016
- 2016-03-21 CN CN201620214987.1U patent/CN205540299U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106155117A (en) * | 2016-09-09 | 2016-11-23 | 四川中惯科技股份有限公司 | Photovoltaic plate solar automatic tracking system |
| CN106225849A (en) * | 2016-09-09 | 2016-12-14 | 四川中惯科技股份有限公司 | A kind of compound sensor for sunlight tracking system |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20170321 |