Speed control of dc motor using at89c52 ic slideshare. Todays project topic is dc motor speed control using microcontroller pic16f877a and we are sharing full project report of it. Speed control of dc motor using at89c52 ic slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. This project is mainly focus on dc motor speed control system by using microcontroller pic 16f877a. By using pwm we can easily control the average power delivered to a load and by thus we can easily control the speed of the dc motor. Aug 21, 20 dc motor speed control using pwm technique. This article shows how to interface a dc motor to an 8051 microcontroller.
An899 ds00899apage 2 2004 microchip technology inc. Dc motor speed control using arduino and potentiometer. The l293d can provide bidirectional drive currents of up to 600ma at voltages from 4. The drive system comprising the drive and the dc motor is vital to speed control in dc motor. Direction control of dc motor using arduino in proteus. For example, it has applications in electric cars, trucks, and aircraft. The maximum current that can be sourced or sunk from a 8051 microcontroller is 15 ma at 5v. Pdf the dc motor speed controller using at89s52 microcontroller with stepper motor attached into potentiometer in variable regulated power supply had. Arockia edwin xavier thiagarajar college of engineering,electrical and electronic engineering madurai,tamil nadu email. The chopper is driven by a high frequency pwm signal. Speed control of brushless dc motor using microcontroller.
Stepper motor is brushless dc motor, which can be rotated in small angles, these angles are called steps. Pwm based dc motor speed control using microcontroller. Jan 26, 20 in this tutorial we will see how to control the speed of a dc motor using pulse width modulation. This is a very good project work for final year electronics and electrical students. The variable speed drives, which can control the speed of a. For controlling the speed of dc motor you may need to use pwm modules. The design showed good velocity tracking performance under both load and noload conditions. For example you can control the speed of motor, you can control the direction of rotation, you can also do encoding of the rotation made by dc motor i. Since the maximum current that can be sink from 8051 microcontroller is 15 ma at 5v. Oct 29, 2018 pwm based dc motor speed control using microcontroller circuit principle the heart of this project is the 8051 microcontroller.
In some of the electronics projects you may want to control a dc motor with 8051 microcontroller. In our robotics applications we may have to control the speed of the dc motor. M2 1 electrical department, bmit, solapur, maharashtra, india 2 electronics engineering department, vvpit, solapur, maharashtra, india abstract direct current dc motor has already become an important drive configuration for many applications across a wide. If you continue browsing the site, you agree to the use of cookies on this website. Pdf microcontroller performance for dc motor speed. A dc brushless motor uses a permanent magnet external rotor, three phase of driving coils, one or more hall effect devices are used to sense the position of rotor, and the associated drive electronics. This paper reports a microcontroller based control system to change the speed and direction of rotation of dc motor. Speed control of dc motor using microcontroller 8051.
In industry dc motor is widely uses for speed control and load. Speed control of dc motor using microcontroller katke s. How to control the speed of brushless dc motor without. Microcontroller based speed control of a dc motor using pwm. Microcontroller based speed control of a dc motor using. In this tutorial we will see how to control the speed of a dc motor using pulse width modulation. Dc motor when interfaced with a microcontroller, can control the speed of motor, can control the direction of rotation, can also do encoding of the rotation made by dc motor i.
Interfacing dc motor to 8051 forms an essential part in designing embedded robotic projects. The motion of a dc motor is controlled using a dc drive. Measuring the speed and controlling the motor in closed loop is discussed in detail in the section closedloop control using hall sensors. Pdf microcontroller performance for dc motor speed control. Dc motors are always preffered over stepper motors. The main intention of this project is to control the speed of dc motor using 8051 microcontroller which can be achieved by interfacing dc motor with 8051.
Speed control of dc motor with the help of at89s52 microcontroller vikash. Speed of the dc motor is controlled using pulse width modulation pwm with at89c52 microcontroller. Here we are using 12v dc motor and average dc value delivered to motor can be varied by varying the duty ratio of the pwm. Stepper motor control using microcontroller at89c51. Dc motor speed control using microcontroller pic16f877a. Nov 07, 2018 in this project, an arduino based speed and direction control of dc motor without using motor driver ic is designed.
You may think that a variable resistor in series with a dc motor can control its speed. Circuit of microcontrollerbased dc motor speed controller. Programming the pic16f877a microcontroller for speed. Programming the pic16f877a microcontroller for speed control. A dc motor cant be connected to a microcontroller as the output current of the microcontroller is very small and it cannot drive the motor. An899, brushless dc motor control using pic18fxx41 mcus.
Apr 16, 2016 todays project topic is dc motor speed control using microcontroller pic16f877a and we are sharing full project report of it. Dc motor is the most used motor in robotics and electronics projects. Speed control ofdc motorusingmicrocontroller oral presentation on prepared by 1. The below circuit shows interfacing l293d with pic microcontroller to control a dc motor. I already posted about interfacing dc motor with pic microcontroller. A well designed 8051dc motor system has essentially two parts. Speed control of dc motor using microcontroller free download as powerpoint presentation. Different dc motors need different voltages and operating high voltage motor from a low voltage controller is not a feasible option. Four quadrant speed control of dc motor with the help of at89s52.
Two push button switches are provided to control the speed of the motor. Abstractdc motor control means direction and speed control of a dc motor. Controlling the pwm duty cycle is equivalent to controlling the motor terminal voltage. Abstract dc motor control means direction and speed control of a dc motor. In this project we will be able to control the speed of dc motor with potentiometer and we can adjust the speed by rotating the knob of potentiometer. In this project, implementation of the atmega16 microcontroller for speed control of dc motor fed by a l293d driver circuit has been investigated. M bashi hassan 7 has investigated the mc68hc11e9 microcontroller performance for dc motor speed control fed by dc chopper. Microcontroller based speed control system consist of electronic component, microcontroller and the lcd. The block diagram of stepper motor control using microcontroller. The fuzzy logic controller flc was also adopted in 16 for the control of the speed of brushless dc motors. When i move the potentiometer to zero i can see the motor is spinning little slow.
This ppt shows that the process to control the speed of a dc motor using micro controller. The block diagram of four quadrant dc motor speed control with 8051 microcontroller project is shown in the above figure. Speed control of dc motor using microcontroller arduino. A well designed 8051 dc motor system has essentially two parts. This is to regulate the amount of energy produced by the machine and the amount of work required. This is to certify that the work in the thesis entitled temperature controlled dc fan using microcontroller by ghana shyam soren, bearing roll number 111ee0236, and ram ashish gupta, bearing roll number. Of these, dc motors are widely used because controlling a dc motor is somewhat easier than other kinds of motors. Hence, we use transistors to form an hbridge to drive the motor. This project control the axial rotation in xy plane and to control the rotation of the motor in either xz or yz plane similar circuit can be added.
Dc motor speed control using pwm with pic microcontroller. Speed and direction control of dc motor using arduino. Dc motor interfacing with pic microcontroller dc motors need much more current than a microcontroller can provide, so it needs separate drivers. Here are some of the features of this dc motor controller. In this paper, to control the speed of dc motor using pulse width modulation pwm method. Microcontrollers can provide easy control of dc motor. Todays industries are increasingly demanding process automation in all sectors. With the help of pwm it is possible to control the average power delivered to a load and by thus we can easily regulate the speed of the dc motor.
Dc motor speed control using arduino the engineering projects. Different types of motorsac, dc, servo or stepperare used depending upon the application. Open your arduino software, copy and paste the source code given below in your software. Dc motors are widely used in speed and direction control because control of these motors are easier than other. Armature voltage is varied by pulse width modulation pwm of input dc voltage. Dc motor speed control using arduino the engineering. The microcontroller block is interfaced with dc motor using motor driver ic, the power supply block provides power supply to the project kit, and switch array. Firstly an 8051 with the required software to control the motor and secondly a suitable driver circuit.
Microcontroller based dc motor speed control using pwm technique conference paper pdf available december 2012 with 14,158 reads how we measure reads. When the width of pulse is high, the motor will rotate with full speed. At89c51 based dc motor controller electronics for you. The main aim to design this paper is to develop a four quadrant speed control of a dc motor with the help of the microcontroller. Generally stepper motor use 200 steps to complete 360 degree rotation, means its rotate 1. There are many applications of dc motors, where we need a variable speed of dc motor. If you have worked with any variant of the 8051 microcontroller, you might remember that 8051 doesnt have a dedicated pwm circuitry to enable pwm mode. Jul 20, 2015 speed control of dc motor using microcontroller 1. Pwm based dc motor speed control using microcontroller circuit principle the heart of this project is the 8051 microcontroller. The main advantage in using a dc motor is that the speedtorque relationship can be varied to almost any useful form. The objective of this paper is to describe the principle of dc motor speed control using.
Dc drive changes the speed and direction of motion of the motor. In this example project dc motor is interfaced with pic microcontroller using l293d motor driver. The objective of developing this project is to control the speed of dc motor. Speed control of dc motor without microcontroller sharp meg. Dc motors are widely used in speed and direction control because control of these motors are easier than other motors. Stepper motor interfacing with 8051 microcontroller at89s52. Speed control of separately excited dc motor and performance analysis by software simulation has been done.
Pdf microcontroller based dc motor speed control using pwm. Microcontrollerbased dc motor speed controller open source for. Dc motor speed control with arduino in proteus isis. My first program is to control the dc motor speed using potentiometer, i have attached the circuit diagram and the code bellow. Speed control of dc motor using dc chopper has been investigated by y. Pdf speed control of dc motor by using pwm technique. The speed of dc motor can be varied by applying various techniques. As soon as the power supply is switched on, the dc motor starts gaining speed and if you.
Upon ic interrupt, in the ic interrupt service routine, the status of all three input capture pins is read and the. Apr 19, 2017 this video explains the procedure to control the speed of a dc motor using 8051 microcontroller. The project circuit for speed control of dc motor using microcontroller 8051 is shown in the figure below. Timer5 value is useful in determining the speed of the motor. Using the dc motor controller you can program the motion of the motor, i. Dc motor speed control using pic microcontroller pwm method. As a microcontroller is used to set the speed ranges which is done by changing the. To achieve the speed control dac is used which generates voltages gradually according to. Pwm dc motor speed controller circuit using pic16f877a. Interfacing dc motor to 8051 microcontroller using at89s51. Jul 09, 2016 the best method for speed control of dc motor is the use of pulse width modulation technique. Apr 10, 2017 speed control of dc motor using pic microcontroller. Temperature controlled dc fan using microcontroller. Obviously with low pulse width, speed of motor gets reduced.
There are many things which you can do with your dc motor when interfaced with a microcontroller. Microcontrollerbased dc motor controller full electronics. When it comes to speed, weight, size, cost, dc motors are always preferred over stepper motor. The pwm wave for speed control is generated using atmel at89c52 microcontroller. How to control dc motor speed using pwm on atmega32. The project stepper motor control illustrates the use of microcontroller and switching circuit to control the speed of stepper motor. To control the speed of the dc motor, you need a variablevoltage dc power source. It is not good to connect dc motor directly to the microcontroller. Automation results into better quality, increased production an reduced costs. The coils are activated, one phase after the other, by the drive. Four quadrant dc motor speed control with microcontroller.
Speed control of dc motor using pic microcontroller the. For controlling the speed of dc motor we have various methods, but in this project we are controlling dc motor speed using pwm. Aug 25, 2015 speed of the dc motor is controlled using pulse width modulation pwm with at89c52 microcontroller. When i move the potentiometer to max i can see the motor is spinning little fast. To design the hardware of the controller to control dc motor speed. Here is the detailed tutorial on stepper motor interfacing with 8051 microcontroller explained with circuit diagram and code.
Implementation of the atmega8l microcontroller for speed control of dc motor fed by a dc chopper has been investigated. May 31, 2015 speed control of dc motor using at89c52 ic slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Using atmel at89s52 microcontroller generate the pwm wave for speed. May 19, 2017 interfacing dc motor with pic microcontroller. This tutorial is about dc motor speed control with a pic microcontroller using the pwm method. Using pwm pulse width modulation to control a device is a common practice in embedded systems. Pdf microcontroller based dc motor speed control using. Embedded system of dc motor closed loop speed control. Openloop control as seen in an885, bldc motors are electronically commutated based on the rotor position. Here i have used l293 motor driver ic in order to drive the motor. Abstract speed control of a machine is the most vital and important part in any. When the dc motor is switched on, it takes certain time to reach the full speed. This is a method to control the output voltage with the of constant frequency switching and by adjusting on duration of switching and in other words by changing duty cycle of switching. Interfacing dc motor with 8051 using l293d at89c51 keil c.
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