# Speed control of dc motor using matlab simulink pdf

It simulates a fan type load where load torque is proportional to square of speed. Modelling and simulation of armaturecontrolled direct. This paper describes the matlabsimulink realization of the dc motor speed control methods, namely field resistance, armature voltage and armature. Pid voltage control for dc motor using matlab simulink and. An inner feedback loop controls current and an outer feedback loop controls motor speed. A common actuator in control systems is the dc motor.

Dc motor speed control using matlabsimulink youtube. The speed of dc motor is controlled using arduino programming platform and matlabs simulink coder. One of the most used actuators in control systems is a direct current dc motor. The armature mean voltage can be varied from 0 to 240 v when the duty cycle specified in the pulse generator block is varied from 0 to 100%. To control the speed of dc motor with pid controller using matlab simulink application. Comparative analysis of speed control techniques of dc. Here pid controller is employed to control dc motor speed and matlab program is used. They are known to have precise angular position and have a quick response. Control tutorials for matlab and simulink motor speed. In experiment3 and 4, the speed of the dcmotor was controlled by using an. Pdf comparison of fuzzy control rules using matlab.

Modeling and simulation of the dc motor using matlab and labview nicolae patrascoiu automatic and industrial information department, university of petrosani, romania. The electric circuit of the armature and the freebody diagram of the rotor are shown in the following figure. This paper describes the speed control of a dc shunt motor using conventional controllers pid, imc and fuzzy logic controller based on matlab simulation program. The modelling, control and simulation of this research has been implemented by using matlab simulink software version 20a. This paper describes the matlabsimulink realization of the dc motor speed control methods, namely field resistance, armature voltage and.

Tseng, model construction and verification of a bldc motor using matlabsimulink and fpga control, 6th ieee conference on industrial electronics and applications, june 2011,pp. Motor model using the physical modeling blocks of the simscape extension to simulink. The dc motor whose speed is to be controlled using the pid controller in the fig. Simulink model of dcmotor and waveforms for m, ia and tem. Pdf modeling and simulation of dc motor speed regulation by. The circuit diagram of dc motor speed control based pid controller is shown in figure 4.

Pdf on jan 1, 2017, rinita rudra and others published modeling and. This example shows how to control the rotor speed in a bldc based electrical drive. Dc motor speed control methods using matlab simulink. The simulation model is constructed in the matlabsimulink. The general output variable of this actuator can be angular speed or angular displacement motion, but, coupled. System analysis page where the systems openloop response is simulated. To see how to tune the pid controller, please see the video demo andor read the blog post. Dc motor speed control in matlab the engineering projects. The pid controller is employed to control the output voltage of three phase controlled rectifier to run a dc motor. Design a speed controller for a dc motor using pulsewidth modulation pwm. Dc motor speed control methods using matlabsimulink and their. Below are some tweaks we did for rotating the dc motor clockwise, anticlockwise and.

Modeling a dc motor with pid closed loop control in matlab. In addition the result obtained shows that at different input voltages, the speed the dc motor is. Pid controller requires a mathematical model of the system while fuzzy logic. The simulation developed by using fuzzy matlab toolbox and simulink. From this figure, it is noticed that it contains less amount of ripple. To compare and analyze the result between the simulation result using a dc motor mathematical model in matlabsimulink and the experimental result using the actual motor. In the previous tutorials, dc motor direction control using arduino and dc motor direction control using matlab we have learnt that how to control the direction of the dc motor. Dc motor is a machine that widely used due to excellence speed control for acceleration and deceleration. Excel and matlabsimulink is basically the mathematical model 14. The pid controller design and choosing pid parameters according to system response are proposed in this paper.

This paper describes the matlab simulink of the dc motor speed control method namely field resistance, armature voltage, armature resistance control method and feedback control system for dc motor drives 4. Dc motor speed control methods using matlabsimulink and. Direct instantaneous torque control of brushless dc motor. Speed control of dc motor using pid controller based on matlab.

This paper describes the matlabsimulink realization of the dc motor speed control methods, namely. To design the pid controller and tune it using matlab simulink. To design the pid controller and tune it using matlabsimulink. Since the most basic requirement of a motor is that it should rotate at the desired speed, we will require that. Girijananda chowdhury institute of management and technology. Using simulink for control algorithms with lego 34. Request pdf dc motor speed control methods using matlabsimulink and their integration into undergraduate electric machinery courses this paper. The performance analysis of the modeled system shows that usage of feedback enhances the performance of the transient response of the armature controlled dc motor.

Pdf design and simulation of speed control of dc motor by fuzzy. Speed control of a dc motor using pwm video matlab. In general, the torque generated by a dc motor is proportional to the. This paper will focus on the modeling and position control of a dc motor with permanent magnets.

Dc motor speed control methods using matlab simulink and. This paper presents a fuzzy logic control for a speed control of dc induction motor. Dc motor simulation using simulink matlab duration. For this example, we will assume that the input of the system is. Matlab simulation for speed control of three phase. We shall use the same dc motor for which the parameters were calculated in the previous experiment. The simulated output parameters of the dc motor such as. Chopper fed speed control of dc motor using pi controller doi. You can also visit the web page with resources for designing and tuning pid controllers. Matlab simulink models of speed control methods the speed of a dc motor can be varied by controlling the. We used the commands c, a and s for the clockwise rotation, anti clockwise rotation and stopping the. This paper describes the matlab simulink realization of the dc motor speed control methods, namely field resistance, armature voltage and armature resistance control methods, and feedback control system for dc motor drives. Complete matlab code, after editing it for dc motor control, is given at the end of this project. Chopper fed speed control of dc motor using pi controller.

Control of dc motor running at constant speed at any load was. To see the completed model, open the pwmcontrolled dc motor example. It will be described how to program arduino with simulink coder and in the end we present the results of pi. Concepts of dc motor for a motor convert electrical energy into mechanical energy. The tuned controllers will be implemented in realtime on ds1104 to perform the closeloop speed control of the dcmotor. Pdf modeling and simulation of the dc motor using matlab. The results are also verified by constructing an experimental prototype 12v, 24w, dc. Pid voltage control for dc motor using matlab simulink. Dc motor speed control using arduino the engineering. Abstract in this paper, various overshoot is observed and the settling speed control techniques for a dc shunt motor namely. Pid control of a brushless dc motor siddharth jawahar, mathworks learn how to automatically tune gains of a cascaded pid controller that controls the inner voltage and the outer speed loop of a brushless dc motor with a trapezoidal backemf.

Speed control of a dc motor using bjt hbridge matlab. The purpose of this experiment is to design and implement a closeloop speed control of a dc motor drive. Pi controller for dc motor speed realized with arduino and. Introduction the industrial need to improve the quality of the product can be fulfilled by the application of constant and variable speed drive systems. Dc motor, pid controller, existing tuning, steady state error, fuzzy logic, fuzzy controller, simulink, matlab. This model of a brushless dc motor uses a standard configuration. The control subsystem uses a pibased cascade control structure with an outer speed control loop and an inner dclink voltage control loop. Pid controller is used to control a simple dc motor modeled in simulink.

First consider that our uncompensated motor rotates at 0. Control speed with a pid controller computer system. This paper describes the matlabsimulink realization of the dc motor speed control methods, namely field resistance, armature voltage and armature resistance control methods, and feedback control system for dc motor drives. Until 1980s, dc motors were the choice of variable speed drive. In this example, you model a dc motor driven by a constant input signal that approximates a pulsewidth modulated signal and look at the current and rotational motion at the motor output. In armaturecontrolled dc motors, the applied voltage va controls the angular velocity w of the shaft. Once the parameters are tuned, the model of the dcmotor will be replaced with the real motor. Dc motor speed control using pid controller implementation. The dc motor uses the preset model 5 hp 24v 1750 rpm. Modeling and simulation of the dc motor using matlab and. To compare and analyze the result between the simulation result using a dc motor mathematical model in matlab simulink and the experimental result using the actual motor. To control the speed of dc motor with pid controller using matlabsimulink application.

These simulation models are developed as a part of a software laboratory to support and enhance undergraduate. Design and study of speed control of dc motor using youla parameterization and. The fuzzy logic controller is also introduced to the system for keeping the motor speed to be. Here, in this tutorial i will explain about how can make a program for dc motor speed control in matlab by creating a gui having different buttons on it to control the direction of rotation of the dc motor as well as the speed of the dc motor by sending different commands through the serial port. This example shows two dc motor control techniques for reducing the sensitivity of w to load variations changes in the torque opposed by the motor load. Dc motors that use feedback control are called dc servomotors. Comparative analysis of speed control techniques of dc motors with matlab. It directly provides rotary motion and, coupled with wheels or drums and cables, can provide translational motion. Experiment 5 dc motor speed control walter scott, jr. When speed control over a wide range is required, combination of armature voltage control and field flux control is used. This paper contains introduction to using an arduino board and simulink pi controller in closed loop system. The dclink voltage is adjusted through a dcdc buck converter. A simple dc motor use electricity and magnetic field for. Mathematical modeling of brushless dc motor and its speed.

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