The microcontroller also is connected with motor driver hbridge, to control the direction of the two motor according of the ldrs readings. Time based solar tracking system using microcontroller. Microcontroller based automatic solar tracking system with. This project describes the design of a low cost, solar tracking system. In above circuit diagram, two light dependent resistors are used to measure intensity of light. This is a simple pic microcontroller based solar tracking system, only basic electronics skills are required. The stepper motor is connected to the microcontroller. Keywordsfuzzy logic controller, stepper motor, pyranometer, solar tracking system, matlabsimulink. In this application we are using stepper motor to rotate the solar panel.
We have developed a solar tracking system using a combination of micro controller, stepper motor and light dependent resistors ldrs with. It uses 2 unipolar stepper motors and 4 ir850nm leds as sensors to follow the sun maximizing solar panel illumination the entire prototype frame was built from simple, cheap and widely available strip board. The arduino uno is an open source singleboard microcontroller that is based on the. This paper is based on the use of stepper motor coupled with a solar panel track the sun. Solar energy is rapidly becoming an alternative means of electrical source all over the world. The system utilised an mbed lpc1768 microcontroller to control motion of two stepper motors, which rotate solar panel in two axes. By using the real time clock microcontroller gives the angle to the stepper motor gets rotating as per given angle of inclination.
Intelligent solar tracker system implemented on 8051. Microcontroller based supervisory control of a solar tracker. Just cut it to a required size, widen the holes with screwdriver to fit. We have developed a solar tracking system using a combination of micro controller, stepper motor and light dependent resistors ldrs with the primary aim of. A single axis solar tracker improves solar output by around 25% and a dual axis tracker by around 40% according to this article on altestore. Fortunately, even if the weight is large, like philip said, the smaller motor will work fine.
That said, i fully plan on updating this instructable as time progresses with new algorithms and programs for optimization. Microcontroller based speed control of a dc motor using. A microcontroller is used to read the analog value of ldrs and convert it to digital via analog to digital convertor adc that is embedded inside it. Introduction solar energy is becoming increasingly lucrative with the. It has 32k bytes of programmable flash memory, 1k bytes of eeprom and 2k bytes of sram. This paper deals with the design and construction of. Next, there is created measuring stand consisting of bipolar stepper motor.
A microcontroller based design methodology of an automatic solar tracker is presented in this paper. For the altitude stepper motor, we used a gear ratio of 4. Detailed description of the solar energy system a the microcontroller part. Click to share on twitter opens in new window click to share on facebook opens in new window related. A feasible approach to maximizing the power output of solar array is by sun tracking. Microcontroller based solar tracker using stepper motor the main blocks of this project are. With the tracking system, the solar panels outputted. Stepper motor control using microcontroller at89c51. Microcontroller based solar tracker system using ldrs and. Copy this code and upload it to your arduino board. Servo motor has been used to move the solar panel at maximum light source location sensing by ldr. I was messing around with some new stepper motors one.
Automatic solar tracking using ldr and stepper motor based on. This instructable is the translation of another that was originally written in spanish, so i beg your pardon if i have many grammatical errors, if so off id love to suggest me to edit it. Solar tracking system using arduino pratik pawar, ashish yadav, pritam makwana, shubham patil abstract in this paper, a solar tracking system using arduino is designed and built. Uln2003 is used because microcontroller pins can not provide current more than 30ma. I am using a 28byj48 stepper motor in order to control the position and light resistors to capture the light intensity. In this article we are going to make a sun tracking solar panel using arduino, in which we will use two ldrs light dependent resistor to sense the light and a servo motor to automatically rotate the solar panel in the direction of the sun light. Arduino based sun tracking solar panel project using ldr. To fabricate a stepper motor control interfaced with driver circuit. In the paper are mentioned two ways of control, namely fullstep mode and halfstep mode control. Let us design a solar tracker using two servo motors, a light sensor consisting of four ldrs and arduino uno board. The performance of the system has been tested and compared with static solar panel.
Microcontroller based solar tracking system and its. Microcontroller based stepper motor control system. Introduction solar tracker has been continuously developed by many scholars with the aim to improve the efficiency of solar energy captured during day time. Pdf microcontroller based solar tracker system using ldrs and. This paper is designed solar tracking system with mirror booster using microcontroller.
The speed of the stepper motor and the movement of the solar panel is controlled by using the microcontroller. Pdf microcontroller based solar tracker system using. Torque is multiplicative with gearing, so tiny motors can do big jobs, but at a slower pace. Design and construction of an automatic solar tracking system. Microcontroller based solar tracker with stepper motor control pdf. Development of dualaxis solar tracking using arduino with. And i was finished my solar tracker but without any codes please help me 2 x 28 byj48 steper motor and uln2003a step motor driver board 4 x ldr light sensor card these are my pin numbers 4 x ldr up left a0 up right a1 bottom left a2 bottom right a3 2 x stepper motor for vertical move. In this mode only one stator electromagnet is energised at a time. Index terms solar tracker, ar duino atmega 328, ldr. Patil, fuzzy control based solar tracker using arduino uno international journal of engineering and innovative technology ijeit volume 2, issue 12, june 20 9 zhou yan,zhu jiaxing, application of fuzzy logic control approach in a microcontrollerbased sun tracking.
The position of the solar panel is the most important factor that ensures the. Arduino uno microcontroller, four ldrs and three stepper motors. The power supply is given by pressing switch sw 1 which further step down by step down transformer to 7. By supplying appropriate current and voltage in a specified sequence we can control the rotation of the stepper either in clockwise or in anticlockwise direction. The circuit of stepper motor control system is designed using microcontroller and switching circuit. To construct a model prototype solar cell movement system with a mechanical assemble to move the panel from 180. A thesis in the department of electrical and computer engineering. Implementation of solar tracker using arduino with servo motor. Microcontroller based solar tracking system for enhancing. For stepper motor control it has to be used hbridge as well as amplifier in one module. Singleaxis pic controlled solar tracker diy kit hi all im not going into as much depth with this instructable due to my current time constraints. Circuit diagram of time based solar tracking system is given below. This is programmed to detect the sunlight through the ldrs and then actuate the stepper motor to position the solar panel where it can receive maximum sunlight.
We can control the speed of the stepper by changing the frequency of. Sun tracking solar panel project using microcontroller. Microprocessor based solar tracking system using stepper motor jyotirmay gadewadikar b. Inertia is reduced by the square of the gearing, so even large loads, as long as they dont need rapid acceleration, can be moved by small motors. Relay micro controller a microcontroller is a programmable digital processor. As i said in the article stepper motor or step motor, we have three different types of stepping modes for unipolar stepper motor note. For the azimuth stepper motor, we used a gear ratio of 48.
The proposed system consists of atmega328 micro controller, solar panel, light dependent resistors and servo motor. The stand of the single axis solar tracker which is created to control solar panel from east to west is one of the most economical. Stepper motor can be easily interfaced with pic microcontroller by using readymade ics such as l293d or uln2003. Interfacing stepper motor with pic microcontroller mikroc. Implementation of solar tracker using arduino with servo motor pranay kandpal. In the loop we read the values received from our 2 sensors and adjust the solar panel based on these values. Dual axis solar tracking system using pic microcontroller. Microcontroller based solar tracker system using ldrs and stepper motor conference paper pdf available july 2015 with 16,859 reads how we measure reads. Pdf microcontroller based solartracking system and its. The automatic sun tracker was implemented with a dc motor and a dc motor controller.
The amount of rotation was determined by the microcontroller, based on inputs retrieved from four photo sensors located next to solar panel. Solar tracking system using stepper motor semantic scholar. Improvements we can able to collect the maximum solar energy since it is dual axis tracker. Singleaxis pic controlled solar tracker diy kit using. In modern solar tracking systems, the solar panels are fixed on a structure that moves according to the position of the sun. Advantage of this project is that solar panel will always follow the sun light will always face towards the sun to get charge all the time and can. The paper deals with stepper motor control using microcontroller atmega816pu.
Solar energy tracking system using at89s52 microcontroller. Instead of aligning the modules using the astronomical position of the sun, a. The autotracking of a 8051 microcontroller based solar tracker using a combinations of ldrs, optocouplers, stepper motor, relays, analog to digital converter, etc and manual tracking done by a sun tracking software is reported in 1. The average value of voltage and current fed to the. This tracking movement is achieved by coupling a stepper motor to the solar.
Solar tracking system using stepper motor research india. Dual axis solar tracking system using microcontroller. The stepper motors we obtained are nema size 23 with 200 steps per revolution, or 200 steps per 360 degrees. Light dependent resistors are used as the sensors of the solar tracker. The control circuit for the solar tracker is based on an atmega16 microcontroller. Solar tracking system using microcontroller and steppermotor. This tracker will be more efficient than the above mentioned trackers. This system collects free energy from the sun and stores it in the battery and then converts this. The block diagram of stepper motor control using microcontroller at89c51 is shown in figure 1.
We all know sun is the best source of energy source and has been shining since the universe was created. Relay micro controller a microcontroller is a programmable digital. Introduction with the increase in demand for energy, the continuous fall in existing sources of fossil fuels and the budding concern. So to drive the stepper motor we have to increase the strength of signal.
To make effective use of solar energy, its efficiency must be maximized. In this project, we are building a solar tracker used for solar panels. To design an electronic circuit to sense the intensity of light and to control stepper motor driver for the panel movement. Solar tracking system microcontroller based projects. This is programmed to detect the sunlight through the.
Single axis solar tracking system using microcontroller. I have posted a separate article on how to interface servo motor with pic16f877a microcontroller. Just remember these simple rules about motion control. This solar tracker control system is designed to take light measurements from the east and west left and right side of the solar panel and determine which way to move the panel to point it directly at. Circuit diagram the circuit design of solar tracker is simple but setting. Amongst these the most popular and best method to harness solar. The solar energy transformation unit involved of an array of solar panels, a. Simulation of fuzzy logic controller for stepper motor.
454 1641 74 498 1614 106 1523 946 1341 989 345 1222 793 299 474 136 1528 876 308 1473 703 1161 245 1311 809 1616 1066 862 41 28 1448 1483 150 186 308 890 916 27 90 923