Mar 19, 2015 dc motor speed control using 8051 microcontroller mahesh madivali. It is an enhanced version of the 89c51and incorporates many new features including the programmable counter array pca. The four quadrant dc motor speed control operation can be achieved by interfacing dc motor with 8051 microcontroller. The following topic shows how to control speed and direct of a dc motor using pic16f877a and hbridge circuit. Following things should be taken into account while designing the. A well designed 8051 dc motor system has essentially two parts. By interfacing dc motor to the microcontroller, we can control the direction of the motor, control the speed of the motor.
Optically coupled motor driver circuit interfaced with 8051 microcontroller. Dc motor speed control with 805189c51,89c52 microcontroller. Thyristor is used as a switch to control flow of power. Dc motor speed control using pic microcontroller pwm method. Pdf microcontroller based dc motor speed control using pwm. Stepper motor with 8051 microcontroller free pdf file sharing. Pdf microcontroller based dc motor speed control using. Speed control of dc motor using microcontroller free download as powerpoint presentation. Stepper motor interfacingcontrol using 8085 and 8051 stepper motor a stepper motor is a device that translates electrical pulses into mechanical movement in steps of fixed step angle. The pwm technique has been used to control the speed of dc motor. The motion of a dc motor is controlled using a dc drive. In the circuit there are 3 push buttons, 2 for selecting the direction and the other one for stopping the motor. The speed of the motor as well as the operation of motor in four quadrants such as forward brake, reverse brake, clockwise, anticlockwise rotation can be controlled using 8051 microcontroller.
For example, it has applications in electric cars, trucks, and aircraft. Control circuit and motor control circuits with rf module via serial port 8051 is a oneway communication. Interfacing dc motor with 8051 microcontroller using l293d. The stepper motor rotates in steps in response to the applied signals. In this project paper microcontroller based system to control speed of induction motor is developed using pulse width modulation technique 2. Dandawate 2 stepper motor u2022 a stepper motor is a widely used device. The output from the microcontroller drives the motor through a driver circuit. Dc motor control with pic16f877a and l293d circuit. This paper reports a microcontroller based control system to change the speed and direction of rotation of dc motor. M bashi hassan 7 has investigated the mc68hc11e9 microcontroller performance for dc motor speed control fed by dc chopper. In the proposed model, we have used arduino which generates pwm signal. Lets interface dc motor with at89s52 microcontroller and control the dc motor speed by using speed increment. 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.
Of these, dc motors are widely used because controlling a dc motor is somewhat easier than other kinds of motors. This article describes you, speed control of dc motor using 8051microcontroller with the help of bluetooth android controller. Speed control of dc shunt motor using microcontroller and. This article shows how to interface a dc motor to an 8051 microcontroller. When the dc motor is switched on, it takes certain time to reach the full speed. Speed control of dc motor by pwm in proteus simulation. Interfacing dc motor to 8051 microcontroller using at89s51. To control the speed of the dc motor, you need a variablevoltage dc power source. Dc motors are widely used in speed and direction control because control of these motors are easier than other motors. In this project, i will show you how to generate a pwm signal using 8051 microcontroller and. The maximum current that can be sourced or sunk from a 8051 microcontroller is 15 ma at 5v. Today we learn to control dc motor with avr microcontroller atmega16. Different dc motors need different voltages and operating high voltage motor from a low voltage controller is not a feasible option.
Dc motor control with pic16f877a and l293d proteus. Pdf driving circuits for dc motor control using 8051. At89s52 8051 rf dc motor speed control atmega32 avr. Ac power control with thyristor using pic microcontroller. These motors can be found almost everywhere from small projects to advanced robotics. The c code below is for mplab xc8 compiler, it was tested with version 2. Four quadrant speed control of dc motor with androidand its. When it comes to speed, weight, size, cost, dc motors are always preferred over stepper motor. Abstract dc motor control means direction and speed control of a dc motor. The electric motor speed is fixed when ac motor is connected to ac line.
Firstly an 8051 with the required software to control the motor and secondly a suitable driver circuit. Pdf dual dc motor speed control based on two independent. Embedded system of dc motor closed loop speed control. Speed control of dc motor using dc chopper has been investigated by y. Larger dc motors are used in propulsion of electric vehicles, elevator and hoists, or in drives for steel rolling mills 2. Speed control of dc motor using microcontroller arduino. But before going ahead lets know more about dc motor. Mar 19, 2019 these motors can be found almost everywhere from small projects to advanced robotics. The block diagram of four quadrant dc motor speed control with 8051 microcontroller project is shown in the above figure. Bose school of engineering supreme knowledge foundation group of institutions mankundu,hooghly 2. Dc motor speed and direction control with pic16f877a and hbridge.
This tutorial is about dc motor speed control with a pic microcontroller using the pwm method. Pwm based dc motor speed control using microcontroller. Jul 09, 2016 the best method for speed control of dc motor is the use of pulse width modulation technique. The best method for speed control of dc motor is the use of pulse width modulation technique. Programming the pic16f877a microcontroller for speed control. Included in the programmable counter array are a 16 bit free running timer and 5 separate modules. Pwm dc motor speed controller using atmega8 microcontroller. Temperature controlled dc fan using microcontroller. Dc motor speed control using 8051 microcontroller mahesh madivali.
The project shall be using a microcontroller with a set of switches or a matrix key pad to define the speed of the bldc in percentage of its rated speed being displayed in a lcd display. Stepper motor interfacingcontrol using 8085 and 8051. Using the dc motor controller you can program the motion of the motor, i. This paper gives a reliable, durable, accurate and efficient way of speed control of a dc motor. This switch array is used to send the control signals to the microcontroller which in turn sends commands to the. Interfacing dc motor to 8051 forms an essential part in designing embedded robotic projects. Their are two ways to generate pulse width modulation signal using 8051 89c51,89c52 microcontrollers. Arockia edwin xavier thiagarajar college of engineering,electrical and electronic engineering madurai,tamil nadu email. Conclusion and future applications the hardware for the four quadrant dc motor speed control using arduino is designed. The components and assembly of this microcontroller circuit are highlighted in this paper, and the constructed circuit tested. Speed control of dc motor using microcontroller 8051. Speed control of dc motor using microcontroller 8051 pdf. 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. Different types of motors ac, dc, servo or stepperare used depending upon the application.
Ac power control with thyristor using pic microcontroller project is designed to control ac power flow across load. Speed control of dc motor using microcontroller semantic. As soon as the power supply is switched on, the dc motor starts gaining speed and if you. This ppt shows that the process to control the speed of a dc motor using micro controller. As we have discussed earlier that proteus is a really good simulation software for beginners and 8051 is the most basic among all microcontroller so this. Sep 22, 2018 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. Pulse width modulation pwm technique was used to control the amount of power delivered to the load the dc motor without dissipating any wasted power. Dc speed control using 8051 mosfet field effect transistor. Oct 29, 2018 pwm based dc motor speed control using microcontroller circuit principle the heart of this project is the 8051 microcontroller.
This paper uses the above principle to control the speed of the motor by varying the duty cycle of the pulse applied to it. You can generate it by using timers of 8051 89c51,89c52 microcontroller or you can switch a particular pin high and low so rapidly with some arbitrary delay in. Aug 06, 2014 doc speed control of a dc motor using micro controller 8051 1. Dc motor speed control using 8051 microcontroller youtube. Dc drive changes the speed and direction of motion of the motor. The entire operation can be made closed loop with the help o f feedback circuitry. Four quadrant dc motor speed control with microcontroller. 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. Simple analogue bidirectional dc motor speed control. Here are some of the features of this dc motor controller.
The design showed good velocity tracking performance under both load and noload conditions. Four quadrant speed control of dc motor with androidand. Speed control of dc motor using 8051 micro controller keil. 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.
This work reports the development of a microcontroller based control system to change the speed of a dc motor. The project circuit for speed control of dc motor using microcontroller 8051 is. Speed control ofdc motorusingmicrocontroller oral presentation on prepared by 1. If you want to control speed enable pin is connetcted to the pwm pin of microcontroller. If the analog signal is greater than the threshold value or set value then the fan will be switched on. Programming the pic16f877a microcontroller for speed. Speed control of dc motor using pic microcontroller the. In some of the electronics projects you may want to control a dc motor with 8051 microcontroller. Dc pmdc motors using pic16f877a microcontroller mcu has been designed and implemented. Dc motor or fan speed is controlled using pwmpulse width modulation technique.
This project is designed using pic16f877a microcontroller and zero crossing detection circuit. The speed of dc motor is directly proportional to the voltage applied across its terminals. Rohit naik 07241a0247 in partial fulfillment for the award of the degree of bachelor of technology in electrical and. Doc speed control of a dc motor using micro controller 8051. Dc motor speed and direction control with pic mcu mplab. Pwm based dc motor speed control using microcontroller circuit principle the heart of this project is the 8051 microcontroller. Input 1 low speed, input 2 average speed, input 3 high speed, input 4 stop motor.
Interfacing dc motor with 8051 using l293d at89c51 keil c. I have connected only one motor and used the enable pin to contol the. The speed of dc motor is directly proportional to the voltage applied across. Rohit naik 07241a0247 in partial fulfillment for the award of the degree of bachelor of technology in electrical and electronics engineering gokaraju rangaraju.
The pwm wave for speed control is generated using atmel at89c52 microcontroller. Dc motor interface with 8051 microcontroller lets interface dc motor with at89s52 microcontroller and control the dc motor speed by using speed increment switch and speed decrement switch connected to microcontroller port and direction by using direction switch. The fuzzy logic controller flc was also adopted in 16 for the control of the speed of brushless dc motors. For controlling the speed of dc motor you may need to use pwm modules. Here, 8051 microcontroller is used to control the 12v dc series motors for the desired position. Apr 16, 2019 dc motor or fan speed is controlled using pwm pulse width modulation technique. 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 t89c51ac2 is an 8bit microcontroller based on the 8051 architecture. 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. There are many applications of dc motors, where we need a variable speed of dc motor. Dc motor interfacing with 8051 microcontroller using l293d. The project circuit for speed control of dc motor using microcontroller 8051 is shown in the figure below.
Jun 16, 2015 the block diagram of four quadrant dc motor speed control with 8051 microcontroller project is shown in the above figure. Phase angle control method is used for ac power control with thyristor. Pd60312b 1022014 irmcf311 dual channel sensorless motor control ic for, motor integrated power factor correction control supports both interior and surface permanent magnet, twochannel analog output pwm embedded 8bit high speed microcontroller 8051 for flexible io and, channels 6 a. Stepper motor with 8051 microcontroller free pdf file. At89c51 based dc motor controller electronics for you. Speed control of induction motor using pwm technique. Dc motors need much more current than a microcontroller can provide, so it needs separate drivers. Microcontroller based dc motor control jayshree sahu,s. Speed control of dc motor using pic microcontroller.
Pdf in this paper a dual open loop speed control system based on. Hence, if voltage across motor terminal is varied, then speed can also be varied. Nov, 2018 speed control of dc motor, embedded c programming. This article describes you how to control the dc motor using at89c51 controller or any variant of 8051 microcontroller. 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. This paper presents speed control of dc motor using an 8051 series microcontroller. It is designed so that two dc motors will run at the same time. Pic16f887 timer2 module is configured to generate a pwm signal with frequency of 1. Jan 24, 2019 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. Bidirectional dc motor using 8051, push buton controlled dc motor with circuit diagram and assembly code. 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. We previously interfaced dc motor with many other microcontrollers like arduino, raspberry pi and used it in many robotic projects. Interfacing dc motor with avr microcontroller atmega16. We are going to use l293d motor driver ic to control dc motor movement in both.
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