Its operation is based on the principle that when a current carrying conductor is placed in a. Another set up consisted of half bridge rectifier consisting of thyristor wherein the speed control for the same dc motor was carried. Speed and direction control of dc motor using arduino. Dual hbridge motor driver l293d ic will be used as a motor driver to control the dc motor speed and direc tion. Dc motor speed control using pic microcontroller pwm method. In this project, an arduino based speed and direction control of dc motor without using motor driver ic is designed. Further the project can be enhanced by using power electronic devices such as igbts to achieve speed control higher capacity industrial motors. It is a closedloop real time control system, where the control circuit is coupled to the motor shaft to provide the feedback speed signal.
Difference between stepper motor and dc motor circuit globe. Gsm pump motor controller circuit using arduino homemade. Motor control is a very significant portion of the control and automation market. Motor speed monitors and control system using gsm modem. Dc motor with speed and current closed loops, driven by etpu on mcf523x, rev. To gain control of the speed of your motor whenever you need it, you need to add a potentiometer to your circuit. The stepper motor operates in open loop whereas direct current motor operates in closed loop. Model predictive control mpc is an optimization based control technique and handles process operational constraints more effectively in comparison to proportional integral and derivative controller pid. Get this project kit at system allows for controlling dc motor speed using sms commands using micr. Gsm sms controlled dc motor is automatic control system which capable of receiving a set of command instructions in the form of short message service and. Bldc brushless dc motor speed control with rpm display system is a system, that offers the bldc motor to run at different speeds and display this speed on lcd display. Nov 07, 2018 a motor driver ic provides the necessary current for the motor to run.
May 05, 2016 this project aims at achieving smooth speed control of dc motor in wide range of application. This mcu will process the sms received from the gsm module and convert it to suitable duty cycle for pwm pulse to control the speed of the dc motor. Pdf control of direct current dc motor using gsm technology. Since dc motors draw a considerable amount of power they cant be powered directly by the arduino pwm pin. Pdf wireless speed control of an induction motor using.
Pdf wireless speed control of an induction motor using pwm. The di rection of a wound field dc motor can be changed by reversing either the field or. But its cost is high, more losses and less efficiency. Gsm modem, lcd, microcontroller, motor, motor driver, power supply. A bluetooth modem is used to receive direction commands and pwm commands. Furthermore, electric motors consume about 45% of the worlds electricity according to the international energy agency iea report of may. Dc motors play an important role in industrial as well as other commercial systems. Dc motor controlled tools which manage the stepper speed during communication acknowledged as sms or. Sms based device control system can be used at various places like industries, hospitals, house, colleges, agricultural farms etc. We here use an atmega microcontroller circuit along with gsm modem, a dc motor, lcd display and required circuitry to make this system.
What are the best ways to control the speed of dc motor. Dc motor speed control using sms application semantic scholar. You can use the motorcontrol sketch for the arduino to put some input into a dc motor to give you full control of the motor on the fly. Both approaches are simulated and compared to each other. The transformer step down the 230vac to 12vac and bridge rectifier convert.
A motor driver ic is interfaced to the microcontroller for receiving pwm signals and delivering desired output for speed control of a small dc motor. In order to control and monitor the motor, user need to be at the place where the switch is located. The stepper motor is a brushless motor, but the direct current motor contains brushes which cause problems such as wear and. Practical swarm intelligent control brushless dc motor drive. Even its utility can be multiplied using better power electronic. The designed control system which is based on the gsm technology allows control from a remote area to the desired location.
For creating and simulating the mathematical model matlab program with simulink extension was used. So controlling of motors over gsm allows user to control machines from anywhere in the world using sms message commands. In this project we are varying the speed of dc motor bldc motor by gsm sim 800 for transmitting the message for variation of speed increasing or. Gsm based automatic motor control and protection system. Speed control can be achieved by variable voltage source, resistors or electronic controls. The user has to install an application on hisher android mobile. Four quadrant speed control of dc motor with androidand. Firstly, mathematical model of dc motor was created. The purpose of this project is to control the speed and direction of dc motor using microcontroller and gsm modem with password protection. Karthi, android based closed loop speed control of dc motor by using recognition via bluetooth,ijareeie, vol. Dec 29, 2016 the need for speed control of dc motors has to do with the application in which the dc motor is used. Then the user can send commands to control the speed of dc motor.
By sending text message using short message service sms which is a part of the global system for mobile communications gsm, control signal is sent wirelessly to the control circuit. This ic consists two hbridges and so it can drive two dc motors. System demonstrates dc motor speed control using gsm project that allows user to control speed of dc motor using sms commands sent over gsm modem. Dc motor principle a machine that converts dc power into mechanical energy is known as dc motor. Please use at least 10k resistor at the base of the bc548 transistor, 330 ohms is too low. Tola and others published control of direct current dc motor using gsm technology find, read and cite all the research you. The paper deals with design of control for dc motor and analysis with focus on speed control.
In this system, mobile phone is used as a control switch. Dc motor using gsm technology has been investigated. There is no basic difference in the construction of a dc generator and a dc motor in fact, the same dc machine can be used interchangeably as a generator or as a motor. Find a space on your breadboard to place your potentiometer. Realtime implementation of model predictive control on a 16bit microcontroller for speed control of a dc motor free download abstract. Get this project kit at system allows for controlling dc motor speed using sms. Speed control of dc motor through wireless communication like gsm, gprs, bluetooth, zigbee, and many other wireless communication techniques. The receiver mobile is always in auto receiving mode. A simple pwm pulse width modulation technique can be used to control the speed of the motor.
There are two ways of speed control for a dc motor, field control in this method, the eld current or current through stator is varied to control the speed of. In the project work undertaken, gsm technology based automatic control system is designed to monitor and control speed of an induction motor dc motor and also performs necessary op eration like start, stop, reverse the rotation ext. The arduino is the brain of the project which take decisions and gsm modem which sends and receives text sms and communicate with the user and relay which controls the motor. By implementing gsm module on the control circuit of motor, it can enable the. Oct 18, 2015 gsm based motor control board can be used to control a distant pump motor, as in agricultural land. In gsm based, the gsm pump controllers mobile pump starter are specifically design to operate remote located submersible pumps and motors for benefit of farmers, agriculture people and industries where wireless pump and motor control required. As dc power can be easily transported, dc motor contributes a lot to traction drives. Speed control of dc motor using android mobile has industrial application and security systems application.
In this case, if there is no concept of speed control, the motor or fan, in this case runs either at full speed or stops rotating. For this dc motor is interfaced to the 8051 microcontroller. Wireless speed control of an induction motor using pwm technique with gsm. Dc motor speed control generally the rotational speed of dc motor is proportional to the applied voltage, and the torque is proportional to the current. An example is michael faradays homopolar motor, and the ball bearing motor. So this ic can be used to drive robots motors from the signals of microcontroller. The need for speed control of dc motors has to do with the application in which the dc motor is used. When a call is made by the transmitter mobile then the.
In the project work undertaken, gsm technology based automatic control system is designed to monitor and control speed of an induction motordc motor and also performs necessary op eration like start, stop, reverse the rotation ext. With the contribution of converter the efficiency and speed control ranges is enhanced to great extent. This project can control ac devices as well dc devices. The working of dc motor is based on the principle that when a current carrying conductor is placed in a magnetic field, it experiences a mechanical force. This system dc motor controller by android is developed to control the speed of the dc motor in both clockwise and anticlockwise direction. Speed control of dc motor using android mobile has many applications like industrial applications, escalators, elevators, robotic applications, and security systems application. Hence speed control of dc motor using android application is a cost effective, practical and the safest way to save power. Sep 27, 2016 get this project kit at dc motor speed control using gsm system allows for controlling dc motor speed using sms commands using micr. The mathematical model and the design of pid speed controller for the brushless dc motor drive system are presented. L293d is an hbridge ic designed for driving low power dc motors and is shown in figure. Dc motor with speed and current closed loops, driven by. Block diagram of speed control of dc motor by android application speed control of dc motor by android application. The application meets the following performance specifications.
This project represents a gsm based motor control system which is having capabilities like remote monitoring and controlling of a motor. The dc motor whose speed is to be controlled using the pid controller in the fig. Request pdf gsm based automatic motor control and protection system some wise scientist once said that control system is a system where we can shut down the machine whenever we want. Operation dc supply is needed to start arduino mega 25602. The unit is activated by calling its cell phone number, it will recognise an authorised telephone number calling it, reject the call without answering and switch on or off the device connected to it, because it. Control dc motors with your smartphone perfect for a robot. The pmdc consists of rotor or armature and a stator, which is a permanent magnet. Motor can be switched on or of by sending sms or by missed calls. Another set up consisted of half bridge rectifier consisting of thyristor wherein the speed control for the same dc motor was carried out using the firing angle of the thyristor.
Gsm auto cell and mobile phone emote control switch. Microcontroller based switching control of dc motor using. For example, consider a simple dc motor is used as a cooling fan in hardware like computers, laptops, etc. The gsm module will be interfaced using pic16f877a. Precisely there have been used two mobile stations. Method and system over gsm based mobile motor speed.
Stepper are are easy to control with the help of microprocessors and other controlling devices. Gsm based motor control board can be used to control a distant pump motor, as in agricultural land. Motor control suppose we wish to use a microprocessor to control a motor or to control the load attached to the motor. We can use thyristors controlled rectifier or converters. For controller design two methods are used, namely frequency shaping method and pwm control. The gsmauto is a gsm remote control switch, it connects to the cell phone network and like a cell phone has its own cell phone number. Practical swarm intelligent control brushless dc motor. The working of the ac motor induction motor and synchronous motor. Using gsm networks, a control system has been proposed. Four quadrant speed control of dc motor with androidand its. The gsm auto is a gsm remote control switch, it connects to the cell phone network and like a cell phone has its own cell phone number. Like generators, there are different types of dc motors which are also classified into shuntwound, serieswound and compoundwound dc motors dc motors are seldom used in ordinary applications because all electric supply.
The direction of the mechanical force is given by flemings lefthand rule and its magnitude is given by f bil newton. The importance of bldc motor is increasing day by day because it has been mostly used in industries for different applications such as spinning, drilling and elevators. Dc motors although ac motors are used in most of the cases, dc motors have many applications and used for multipurpose applications. The user needs to install an android application on hisher android smartphone. Introduction microcontroller based switching control system of dc motor using gsm module implements the emerging applications of the gsm technology. Download as ppt, pdf, txt or read online from scribd. User can control 5 relays and a buzzer by sending commands through sms to this project. The range of speed control and robust working adds to the usefulness of the dc motors. Now as discussed before this ic has ability to change the direction of rotation of dc motor.
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