Arockia edwin xavier thiagarajar college of engineering,electrical and electronic engineering madurai,tamil nadu email. This chapter discusses the development of a mixed signal microcontroller based dc motor control project, which has been used for the purpose of teaching motor speed control theory. The dc motor speed control circuit is primarily a 555 ic based pwm pulse width modulation circuit developed to get variable voltage over constant voltage. A more efficient way to proceed is by using pulse width modulation technique to control the speed of our dc motor. Two dc motors are used interfaced to the microcontroller through a motor driver ic.
Control tutorials for matlab and simulink pi control of dc. A 12v dc motor is connected to the l298n motor driver module at its out1 and out2 pins. Santosh kompelli, design and implementation of dc motor speed control based on pic microcontroller international journal of engineering and computer science, issn. For both the motor speed control system and the positioning servo possible digital control laws are discussed. Initially a simplified closed loop model for speed control of dc motor is considered and requirement of current controller is studied. The speed of a dc motor has been successfully controlled by using chopper as a converter and proportionalintegralderivative type speed and current controller based on closed loop system model. As a machines performance is a vital factor for a big production line, this project will examine the efficiency and performance of a dc motor with implementation of control methodology. For example in robotics it is generally used to control the moving speed of a robot whatever it may be path finder, opportunity or any one industrial robot. Microprocessorbased control of dc motors springerlink. 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. Speed control of dc motor using pic the engineering projects. Small dc motor pwm speed controller use arduino for projects.
Dc motor speed control system the speed control of a motor is frequently required in industrial applications, robotics, home appliances, etc. Microcontroller used in this project is from the 8051 family. Dc motor mathematical model dc motor system is a separately excited dc motor, which is often used to the velocity tuning and the position adjustment. Closed loop control for a brushless dc motor using pic.
Understand how to code the microcontroller to run a dc motor. The speed of the dc motor will be set by creating a graphic user interface gui for pid controller in labview. Pdf microcontroller performance for dc motor speed control. Brushless dc motor project kits are used in teaching an introduction to electrical engineering course. Design and implementation of pid controller for a two. In this paper, the micrprocessorbased control of dc motor is considered. Dc motor controller using pwm project is developed for the users to control the operation of a dc motor using microcontroller pic16f73.
Having the armature on the stator makes it easy to conduct heat away from the windings, and if desired, having cooling arrangement for the armature windings is much easier as compared to a dc motor. Nevonprojects provides the widest list of microcontroller based projects for engineers, students and researchers. The successive sections explain the implementation of code drivers using the mpc5604b mcu. Dc motor is very crucial in applications where precision and protection are of essence. The coils are activated, one phase after the other, by the drive. This project is to design a pid controller that can be use to control the speed of a dc motor. Microcontroller based speed control of a dc motor using pwm. Speed control of dc motor using pic microcontroller. Speed control of a dc motor using microcontroller 8051 a project report submitted by s. Well, im actually working on designing one by myself, specifically a motor control for treadmill. Cbased feedback speed monitoring module fsmm system which collects speed data i. Due to its harvard architecture and risc features, the pic17c42 offers excellent computation speed needed for realtime closed loop servo control. The controller presented here uses the pulsewidth modulation pwm technique.
Oct 29, 2018 pwm based dc motor speed control using microcontroller circuit principle the heart of this project is the 8051 microcontroller. The photo depicts a speed controller, wired on a breadboard which allows you to vary the resistance in the potentiometer in order to, in effect, control the speed of the small dc motor. Rohit naik 07241a0247 in partial fulfillment for the award of the degree of bachelor of technology in electrical and electronics engineering gokaraju rangaraju. Aug 06, 2014 doc speed control of a dc motor using micro controller 8051 1. Microcontrollerbased dc motor controller full electronics. This application note examines the use of the pic17c42 as a dc. Feb 18, 20 hi all, for my final year project i wanted to do a pid temperature control unit but some other guy beat me to it so now he is doing it. Speed control of dc motor using microcontroller by using. Armature voltage is varied by pulse width modulation pwm of input dc voltage. At89c51 based dc motor controller electronics for you.
Control tutorials for matlab and simulink pi control of. This is final year electronics project report on dc motor speed control using microcontroller pic16f877a. The proposed panel arrangement for the microcontroller based dc motor controller is shown in fig. Control engineering project pid control of a dc motor introduction a pid controller comprises three kinds of controller, namely proportional p, integral i, and derivatived. Previously i asked some questions regarding motor control. The proposed panel arrangement for the microcontrollerbased dc motor controller is shown in fig. Proposed panel arrangement for the dc motor controller. Dc motor speed control using microcontroller pic16f877a. Circuit of microcontrollerbased dc motor speed controller d c motor speed controllers are very useful for controlling the motion of robotic and industrial automation systems. Dc motor control project the purpose of this lab is to synthesize the programming concepts learned in the previous 68hc11 labs along with some circuit design into a working controller for a dc motor with user input from the lcd display. Labview will in turn pass this speed to the dc motor using a pwm pins on the arduino uno board.
Real time dc motor speed control using pid controller in. I went through some dc motor control devices and have some ideas and questions. For example in robotics it is generally used to control the moving speed of a robot whatever it may be path. Dc motor speed control using pwm with pic microcontroller. I thought of a device that can control motor speed of dc motors that has a range of supply voltages. Consider a simple circuit as shown in figure below. They consist of the command control program needed to run the project. They are mainly used for the mechanical movements of physical applications such as media drives, power plants, lifts, elevators. In this activity we will design and implement a speed controller for a simple dc motor. Todays industries are increasingly demanding process automation in all sectors. Thus, the focuses of this project are as stated below. 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 synthesis of controller parameters is carried out by the. Speed control of dc motor using android mobile has industrial application and security systems application.
A problem based learning and teaching approach was taken and our main focus in this chapter is to describe in detail the laboratory part in which the students work. Direct current dc motors have variable characteristics and are used extensively in variablespeed drives. Pwm based dc motor speed control using microcontroller circuit principle the heart of this project is the 8051 microcontroller. Design and implementation of dc motor speed control based on. Microcontrollers can provide easy control of dc motor. Doc speed control of a dc motor using micro controller 8051. Microcontrollers are the core components of an electronics project. Pdf microcontroller based dc motor speed control using pwm. Rohit naik 07241a0247 in partial fulfillment for the award of the degree of bachelor of technology in electrical and. Dc motor speed control using pic microcontroller pwm method. Speed control of dc motor by using pwm technique project. In particular, we will choose and tune the gains of a pi controller based on the effect of the gains on the systems closedloop poles while accounting for the inherent uncertainty in our model. They are mainly used for the mechanical movements of physical applications such as media drives, power plants, lifts, elevators, conveyers, belt driven loads printing press etc. Microcontroller based speed control of a dc motor using.
When you turn in the lab report, please answer the. My lecturers suggested me that i do a pid dc motor control trainer panel one can be used to simulate pid motor control in a lab. Dc motor controller using pwm embedded systems project. Dc motor will move with the speed set by the user in labview. The variable speed drives, which can control the speed of a. Then the user can send commands to control the speed of dc motor. This is a circuit for an at89c51based dc motor controller that can regulate the speed, direction of rotation, and the running mode of motor. Wireless communication is used to send commands to the project. Microcontroller based speed control of dc geared motor. 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. A micro controller based speed control of dc motor using pwm technique is implemented successfully.
The ease of control and excellent performance of the dc motors will ensure. Also read the related post stepper motor controller using at89c51 microcontroller. As the system design to control the speed of a dc motor, so the desired goal is to achieve a system with constant speed and smooth operation at any load condition. Among the different control methods for dc motor armature. An actualsize, singleside pcb for the microcontroller based dc motor controller and component layout can be download from link below. In this report i present a microcontroller based dc motor speed controller. It is important to make a controller to control the speed of dc motor in desired speed. In control system, designing a pid controller is mostly used when the mathematical representation of a. 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. Implementation of labview based controller for dc motor speed control 37 4. Pwm based dc motor speed control using microcontroller. This is a very good project work for final year electronics and electrical students.
Download speed control of dc motor using pwm technique pdf. Microcontrollerbased dc motor speed controller kumar fig. Dc motor controller using pwm embedded systems project topics. Speed control of dc motor using pwm a pulse width modulation concept the purpose of a motor speed controller is to drive a system at the demanded speed. Dc motors play a vital role in most of the industrial areas. An actualsize, singleside pcb for the microcontrollerbased dc motor controller and component layout can.
Servo control of a dcbrush motor microchip technology. Apr 08, 2018 a more efficient way to proceed is by using pulse width modulation technique to control the speed of our dc motor. L293d driver ic also used to drive the dc motor which is based on hbridge concept. The simpletoconstruct motor kits provide exposure to elementary circuits, magnetics, electronics, and feedback systems. Speed and direction control of dc motor without using. Jul 09, 2016 the best method for speed control of dc motor is the use of pulse width modulation technique.
Jun 02, 2018 previously i asked some questions regarding motor control. In control system, designing a pid controller is mostly used when the mathematical representation of a plant system to be controlled is unknown. Todays project topic is dc motor speed control using microcontroller pic16f877a and we are sharing full project report of it. In this paper, the micrprocessor based control of dc motor is considered. Doc speed control of a dc motor using micro controller 8051 1. Structures corresponding to the digital system for dc motor speed control and digital positioning servomechanism using dc motor are proposed.
The device will have an encoder input that can detect the motor speed as well as a 420ma current loop input so that the motor can be used to control other processes. Dc motor controller using pwm electrical project topics. Project report on speed control of dc motor by using pwm. Students purchase individual kits speed control of brushless dc motor using fuzzy based controllers free download. The equivalent circuit of the dc motor using the armature voltage control method 8 is shown in figure 1. Dc motor can provide a high starting torque and it is also possible to obtain speed control over wide range. Speed control of dc motor using pulse width modulation, 555. The key pad consists of keys to increase and decrease the speed and to change the direction of the motor.
Dc motor control project electrical and computer engineering. Thus we conclude that the pwm technique is the most efficient for controlling the speed of the dc motor. The user has to install an application on hisher android mobile. Pdf microcontroller performance for dc motor speed. Speed control of dc motor using pwm technique pdf projects. The response of the controller to load variations is looked at. Pdf microcontroller based dc motor speed control using.
In this example project dc motor is interfaced with pic microcontroller using l293d motor driver. Simple dc motor speed control circuit diagram using ic 555 timer. The speed of the dc motor will be sensed by using the tachometer. The best method for speed control of dc motor is the use of pulse width modulation technique. Mar 19, 2015 the photo depicts a speed controller, wired on a breadboard which allows you to vary the resistance in the potentiometer in order to, in effect, control the speed of the small dc motor. Purpose of a motor speed controller is to take a signal representing the required speed and to drive a motor at that speed. If you loves to do microcontroller project and loves its programming then this project is for you. The system of conventional dc motor speed control based on microcontroller is analyzed. Automation results into better quality, increased production an reduced costs. Components required 555 timer ic 12v dc motor 1n5819 x 2 1n4007 100nf 100pf 10k. This paper reports a microcontroller based control system to change the speed and direction of rotation of dc motor. Speed control of brushless dc motor using microcontroller. May 19, 2017 interfacing dc motor with pic microcontroller. This is a circuit for an at89c51 based dc motor controller that can regulate the speed, direction of rotation, and the running mode of motor.
Circuit description of microcontrollerbased dc motor controller. Pwm based dc motor speed control using microcontroller circuit design. Design and implementation of dc motor speed control based. The micro controller is used for controlling the dc motor by producing the pwm pulses. There are many applications of dc motors, where we need a variable speed of dc motor. This project aims to design and implement a closed loop control system by algorithm using feedback.
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. The purpose of this post is to update what i have done so you can throw your 2 cents and give suggestions. It then displays the corresponding messages on an lcd. The big picture problem is creating an efficient pwm motor controller that allows for an analog variance of voltage across the motor. 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. In other words, this system runs the motor at 25%,50% or 75% of the total speed when user set this percentage of. At the heart of the dc motor controller is microcontroller at89c51. This project is mainly focus on dc motor speed control system by using microcontroller pic 16f877a. Two push button switches are provided to control the speed of the motor. Control engineering project pid control of a dc motor. In this system, a micro controller is interfaced with a lcd, keypad and dc motor driver. This project is mainly concerned on dc motor speed control system by. Pdf design and implementation of microcontroller based. These innovative project topics are built on proposed industry as well as domestic.
Speed control of dc motor by using pwm technique project is a electronics and electrical engineering final year project. The circuit consists of one 8051 microcontroller and its supporting circuitry related to oscillator and reset, l298n motor driver module, a dc motor and a few push buttons. This tutorial is about dc motor speed control with a pic microcontroller using the pwm method. In this project, i will show you how to generate a pwm signal using 8051 microcontroller and also a pwm based dc motor speed control using. As the reverse voltage is used for running dc motor the braking in both directions is. Circuit diagram of pwm based dc motor speed control. This is a good electronic project report on speed control of dc motor using microcontroller by using pwm. Designing a circuit without microcontroller will reduce the cost also.
Pid dc motor controller project all about circuits. We provide detailed information on how to develop this project with block diagram explanation,circuit diagrametc. Speed control of dc motor using microcontroller by using pwm. For example, it has applications in electric cars, trucks, and aircraft. The pwm modulation technique learned in the third lab. Speed control of dc motor using fuzzy logic based on labview. When you turn in the lab report, please answer the following questions. In order to develop a successful project, the current system is identified. Then the speed of the motor is tested for varying voltages and the varying speed of motor is noted for every rise in voltages.
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