Speed control of dc motor using microcontroller pdf

Dc motor interfacing with 8051 microcontroller using l293d. Aug 06, 2014 doc speed control of a dc motor using micro controller 8051 1. Speed control of a dc motor using microcontroller 8051 bachelor of technology in electrical and electronics engineering gokaraju rangaraju institutes of. The characteristics and performance of the dc motor speed control system was investigated. Dc motor speed control using microprocessor technique intoduction.

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. This paper uses the above principle to control the speed of the motor by varying the duty cycle of the pulse applied to it. Speed and direction control of dc motor using avr microcontroller. 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 drive changes the speed and direction of motion of the motor. Dc motor speed control using microcontroller pic16f877a. Mohammed designed and implemented motor bidirectional dc control circuit using pulse width modulation pwm based on an operational amplifier model. May 23, 2016 so this project demonstrates how to vary the speed and change the direction of simple 12v 500 rpm dc series motor using avr microcontrolleratmega32. Armature voltage is varied by pulse width modulation pwm of input dc.

Here the dc motor is controlled by the microprocessor 8085. Jul 09, 2016 the best method for speed control of dc motor is the use of pulse width modulation technique. In other words, this system runs the motor at 25%,50% or 75% of the total speed when user set this percentage of speed. A study on dc motor operations and speed control using.

Hiwarkar4 1, 3, 4department of electrical engineering, kdk college of engineering, rtmnu university abstract. There are numerous ways to control the speed of motoror fan. Later we will take a look at the circuit diagram of dc motor speed control using microcontroller. May 19, 2017 interfacing dc motor with pic microcontroller.

Interfacing dc motor with 8051 microcontroller using l293d. Closed loop control for a brushless dc motor using pic. The best method for speed control of dc motor is the use of pulse width modulation technique. The main advantage in using a dc motor is that the speed torque relationship can be varied to almost any useful form. Jul 20, 2015 speed control of dc motor using microcontroller 1. Speed control the speed of a bdc motor is proportional to the voltage applied to the motor. Speed control of dc motor using pic microcontroller. Two push button switches are provided to control the speed of the motor. Hence, if voltage across motor terminal is varied, then speed can also be varied.

This ppt shows that the process to control the speed of a dc motor using micro. Pdf study of dc motor and its speed control by pulse. Doc speed control of a dc motor using micro controller 8051 1. The design showed good velocity tracking performance under both load and noload conditions. Dc motor speed control with arduino in proteus isis.

Todays project topic is dc motor speed control using microcontroller pic16f877a and we are sharing full project report of it. Open your arduino software, copy and paste the source code given below in your software. Stepper motor with 8051 microcontroller free pdf file. When the width of pulse is high, the motor will rotate with full speed. The dc motor is very difficult to contr ol unlike the stepper motor, which can be controlled by giving the appropriate control word. When the dc motor is switched on, it takes certain time to reach the full speed. If you have worked with any variant of the 8051 microcontroller. Hello friends here is a proteus simulation of speed control of dc motor with the help of pulse width modulation pwm control, pwm signals are generated by 8051 microcontroller. The fuzzy logic controller flc was also adopted in 16 for the control of the speed of brushless dc motors. Speed control of dc motor using microcontroller free download as powerpoint presentation. Dec 29, 2016 but if we introduce the speed control of the motor, we can run the motor or fan at slower speeds under normal conditions and at higher speeds when required. Science speed control of dc motor using microcontroller. The objective of developing this project is to control the speed of dc motor.

So, we used pwm to supply limited amount of power to a load and by this we can manage the energy or speed of the dc motor with ease. In our robotics applications we may have to control the speed of the dc motor. Complete matlab code, after editing it for dc motor control, is given at the end of this project. In this tutorial we will see how to control the speed of a dc motor using pulse width modulation pwm. This article describes you how to control the dc motor using at89c51 controller or any variant of 8051 microcontroller. In this project dc motors speed is controlled by sending the command through pc. This paper presents a design, simulation and implementation of pulse width modulation pwm speed control system of dc motor using microcontroller mcu. Apr 16, 2016 todays project topic is dc motor speed control using microcontroller pic16f877a and we are sharing full project report of it. 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. A dc brushless motor uses a permanent magnet external rotor, three phase of driving coils, one or more hall effect devices.

Microcontroller based speed control of a dc motor using. Aug 26, 2018 speed control of dc motor with pc interface is an easy diy project. Pdf microcontroller based closed loop speed control of dc. This ppt shows that the process to control the speed of a dc motor using micro controller. Interfacing dc motor to 8051 microcontroller using at89s51. But when it comes to controlling the speed using microcontrollers. Speed control of a dc motor using microcontroller 8051 a project report submitted by s. Interfacing dc motor with 8051 using l293d at89c51 keil c. Speed control of dc motor using microcontroller semantic. This paper fourquadrant control of 220v dc motor is presented. Rohit naik 07241a0247 in partial fulfillment for the award of the degree of bachelor of technology in electrical and electronics engineering gokaraju rangaraju. This article shows how to interface a dc motor to an 8051 microcontroller.

Dc motor is the most used motor in robotics and electronics projects. The t89c51ac2 is an 8bit microcontroller based on the 8051 architecture. Pwm pulses generated by microcontroller also control the speed of the motor. Speed control using the l6235 or l6229 with a pwm output. The speed of dc motor is directly proportional to the voltage applied across. This paper uses the above principle to control the speed of the motor.

Arduino is directly connected to pc through the usb cable and command is given to arduino on serial monitor of the arduino ide. This paper is mainly concerned on dc motor speed control system by using microcontroller pic 16f877a. Programming the pic16f877a microcontroller for speed control. Jan 27, 2018 this code is to control the speed of a dc motor by a potentiometer using l298n driver we read the value from the analog input, calibrate it then inject to the module refer to surtrtech youtube channel for more information int in1 8. Four quadrant speed control of dc motor with microcontroller atmega 328 arduino uno shreya jiwane1, shivani nandurkar2, swati chaudhari3, asst. The maximum current that can be sourced or sunk from a 8051 microcontroller is 15 ma at 5v. Speed control of dc motor by pwm in proteus simulation. The aim of this project is to control the speed of a dc motor using. Bakibillah and others published microcontroller based closed loop speed control of dc motor using pwm technique find, read and cite all the research you need on. The l293d can provide bidirectional drive currents of up to 600ma at voltages from 4. Speed control of induction motor using pwm technique.

Phase angle control method is used for ac power control with thyristor. In this paper, implementation of the mc68hc11e9 microcontroller for speed control of dc motor fed by a dc chopper has been investigated. Pwm dc motor speed controller circuit using pic16f877a. When using digital control, a pulsewidth modulated pwm signal is used to generate an average voltage. A well designed 8051 dc motor system has essentially two parts. Armature voltage is varied by pulse width modulation pwm of input dc voltage. In this example project dc motor is interfaced with pic microcontroller using l293d motor driver. Pdf speed control of dc motor using microcontroller. Microcontrollers can provide easy control of a dc motor. Speed control of dc motor using microcontroller arduino. Pwm based dc motor speed control using microcontroller.

Bldc motor with hall sensors and speed closed loop, driven by etpu on mpc5554, rev. 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. Bose school of engineering supreme knowledge foundation group of institutions mankundu,hooghly 2. This tutorial is about dc motor speed control with a pic microcontroller using the pwm method. Speed control using the l6235 or l6229 with a pwm output from a microcontroller by thomas hopkins main components l6235, l6229 dmos driver for threephase brushless dc motor purpose and benefits a simple implementation of speed and direction control of a bldc motor. Ac power control with thyristor using pic microcontroller project is designed to control ac power flow across load. In this project we will be able to control the speed of dc motor with potentiometer and we can adjust the speed. But if we introduce the speed control of the motor, we can run the motor or fan at slower speeds under normal conditions and at higher speeds when required. The major building blocks of this system are as shown in figure that are atmega32 and dc motor driver chip l293d. For example, it has applications in electric cars, trucks, and aircraft. Speed control ofdc motorusingmicrocontroller oral presentation on prepared by 1. In this report, we have implemented a dc motor speed control system. A microcontroller based positioncontrol system consists of an electronic component and a microcontroller. Pdf microcontroller performance for dc motor speed.

By interfacing dc motor to the microcontroller, we can do many things like controlling the direction of the motor, controlling the speed of the motor. Speed control of dc motor using microcontroller semantic scholar. The pwm wave for speed control is generated using atmel at89c52 microcontroller. The coils are activated, one phase after the other, by the drive. Closed loop control for a brushless dc motor to run at the exactly entered speed is a system that controls the bldc brushless dc motor speed according to the user defined speed. Microcontroller based speed control of dc geared motor through. Todays industries are increasingly demanding process automation in all sectors. Pwm based dc motor speed control using microcontroller circuit principle the heart of this project is the 8051 microcontroller. By using pwm we can easily control the average power delivered to a load and by thus we can. As soon as the power supply is switched on, the dc motor starts gaining speed and if you. Dc motor speed control system the speed control of a motor is frequently required in industrial applications, robotics, home appliances, etc. There aremany applications of dc motor drives that use power electronics to control the voltage and consequently the speed or position of the motor 1. It is an enhanced version of the 89c51and incorporates many new.

The idea of a speed control system is to maintain the speed of the motor at the desired value under various condition. Then the pwm pulse width modulation technique is most effective. This is a very good project work for final year electronics and electrical students. 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. In this paper, a pic microcontroller and a dc dc buck converter are employed in the dc motor speed. The electric motor speed is fixed when ac motor is connected to ac line. There are many other applications of speed control of dc motor. Speed control of dc motor using microcontroller 8051. By interfacing dc motor to the microcontroller, we can control the direction of the motor, control the speed of the motor. Motor speed can be controlled with variable pot, based on which the pwm. 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.

Pdf microcontroller performance for dc motor speed control system. Dc motor speed control using arduino the engineering. Direction control of dc motor using arduino in proteus. The purpose of a motor speed controller is to take a signal representing the required speed, and to drive a motor at that speed. Microcontroller based speed control of a dc motor using pwm. Apr 27, 2019 here is a simple project on how to control fan or dc motor speed with microchip pic16f877 microcontroller. Programming the pic16f877a microcontroller for speed.

The variable speed drives, which can control the speed of a. Dc motor speed control using microprocessor technique. To control the speed of the dc motor, you need a variablevoltage dc power source. Firstly an 8051 with the required software to control the motor and secondly a suitable driver circuit. This project is mainly concerned on bldc motor speed control system by using microcontroller pic 16f877a. When it comes to speed, weight, size, cost, dc motors are always preferred over stepper motor. You are thinking that we can manage the speed or energy by using different type of resistor like variable resistor. Time settings are possible for forward and reverse running of the motor.

The aim of this project is to control the speed of a dc motor using the lpc2148 mcu with the help of a potentiometer. Pdf microcontroller based dc motor speed control using pwm. Dc motor angular position control using pid controller. This article describes you, speed control of dc motor using. This paper presents speed control of dc motor using an 8051 series microcontroller. The below circuit shows interfacing l293d with pic microcontroller to control a dc motor. Dc motor speed control using arduino the engineering projects. In other words, this system runs the motor at 25%,50% or 75% of the total speed when user set this percentage of speed from digital keypad.

The dc motor is very difficult to contr ol unlike the stepper motor, which can be controlled by giving the appropriate control. At the heart of the dc motor controller is microcontroller. As we have discussed earlier that proteus is a really good simulation software for beginners and 8051 is the most basic among all microcontroller. The speed of dc motor is directly proportional to the voltage applied across its terminals. Automation results into better quality, increased production an reduced costs. 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.

Apr 10, 2017 speed control of dc motor using pic microcontroller. This project is mainly focus on dc motor speed control system by using microcontroller pic 16f877a. Arockia edwin xavier thiagarajar college of engineering,electrical and electronic engineering madurai,tamil nadu email. Pdf microcontroller based speed control of a dc motor. Doc speed control of a dc motor using micro controller 8051. Dc motor speed control using pwm with pic microcontroller.

This project is mainly focus on dc motor speed control system by using microcontroller. Dc motor speed control using pic microcontroller pwm method. There are many applications of dc motors, where we need a variable speed of dc motor. Jan 26, 20 i already posted about interfacing dc motor with pic microcontroller. The project circuit for speed control of dc motor using microcontroller. This project is designed using pic16f877a microcontroller and zero crossing detection circuit. An843, speed control of 3phase induction motor using. Speed control of a dc motor using microcontroller 8051 bachelor of technology in electrical and electronics engineering gokaraju rangaraju institutes of engineering and technology jntu hyderabad. Pdf microcontroller based dc motor speed control using. This is a simple pwm based dc motor speed control system circuit using atmega8 controller. Dc motor speed control using arduino and potentiometer.

In some of the electronics projects you may want to control a dc motor with 8051 microcontroller. Microcontroller used in this project is from the 8051 family. The aim of development of this project is towards providing efficient and simple method for control speed of dc motor using pulse width modulation technique. Brushed dc motor fundamentals microchip technology. Variable speed bldc motor drive using pic microcontroller.

For controlling the speed of dc motor we have various methods, but in this project we are controlling dc motor speed using pwm. This paper reports a microcontroller based control system to change the speed and direction of rotation of dc motor. The motor winding acts as a low pass filter so a pwm waveform of sufficient frequency will generate a stable current in the motor winding. Bldc motor with hall sensors and speed closed loop, driven. Speed control of dc motor using pic microcontroller the. Circuit description of microcontroller based dc motor controller. Four quadrant speed control of dc motor with androidand. 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. To study the methods of controlling the speed of separately excited dc motor. The ease of control and excellent performance of the dc motors will ensure that the number of applications using them will continue grow in future. Oct 29, 2018 pwm based dc motor speed control using microcontroller circuit principle the heart of this project is the 8051 microcontroller.

Direct current dc motor has already become an important drive configuration for many applications across a wide range of powers and speeds. Interfacing dc motor to 8051 forms an essential part in designing embedded robotic projects. Pdf speed control of dc motor by using pwm technique. Industrial applications use dc motors because the speedtorque relationship can be varied to almost any useful form for both dc motor and regeneration. Here we are using 12v dc motor and average dc value delivered to motor. In addition, electronics can reduce the systems average power consumption and noise generation of the motor. In this project paper microcontroller based system to control speed of induction motor is developed using pulse width modulation technique 2. Ac power control with thyristor using pic microcontroller. The project circuit for speed control of dc motor using microcontroller 8051 is shown in the figure below. Pdf bidirectional speed control of dc motor based on.