Speed control of dc motor using matlab simulink pdf

The control subsystem uses a pibased cascade control structure with an outer speed control loop and an inner dclink voltage control loop. The purpose of this experiment is to design and implement a closeloop speed control of a dc motor drive. The simulated output parameters of the dc motor such as. Dc motor is a machine that widely used due to excellence speed control for acceleration and deceleration. Pid controller is used to control a simple dc motor modeled in simulink.

The results are also verified by constructing an experimental prototype 12v, 24w, dc. Pdf modeling and simulation of the dc motor using matlab. First consider that our uncompensated motor rotates at 0. 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. The tuned controllers will be implemented in realtime on ds1104 to perform the closeloop speed control of the dcmotor. 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.

Dc motor simulation using simulink matlab duration. We shall use the same dc motor for which the parameters were calculated in the previous experiment. These simulation models are developed as a part of a software laboratory to support and enhance undergraduate. Modelling and simulation of armaturecontrolled direct. Dc motor speed control using pid controller implementation. In experiment3 and 4, the speed of the dcmotor was controlled by using an. It directly provides rotary motion and, coupled with wheels or drums and cables, can provide translational motion. The general output variable of this actuator can be angular speed or angular displacement motion, but, coupled.

In general, the torque generated by a dc motor is proportional to the. This paper contains introduction to using an arduino board and simulink pi controller in closed loop system. Until 1980s, dc motors were the choice of variable speed drive. The speed of dc motor is controlled using arduino programming platform and matlabs simulink coder. 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. 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. System analysis page where the systems openloop response is simulated. The simulation model is constructed in the matlabsimulink. Dc motor speed control using arduino the engineering. Dc motors that use feedback control are called dc servomotors. Dc motor, pid controller, existing tuning, steady state error, fuzzy logic, fuzzy controller, simulink, matlab. An inner feedback loop controls current and an outer feedback loop controls motor speed. Pdf on jan 1, 2017, rinita rudra and others published modeling and.

To design the pid controller and tune it using matlabsimulink. Control speed with a pid controller computer system. Introduction the industrial need to improve the quality of the product can be fulfilled by the application of constant and variable speed drive systems. 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. 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. We used the commands c, a and s for the clockwise rotation, anti clockwise rotation and stopping the. Girijananda chowdhury institute of management and technology. Dc motor speed control methods using matlab simulink and. In armaturecontrolled dc motors, the applied voltage va controls the angular velocity w of the shaft. We first develop the differential equations and the. Once the parameters are tuned, the model of the dcmotor will be replaced with the real motor. Pid voltage control for dc motor using matlab simulink and. 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.

Direct instantaneous torque control of brushless dc motor. This model of a brushless dc motor uses a standard configuration. This paper presents a fuzzy logic control for a speed control of dc induction motor. Dc motor speed control in matlab the engineering projects. 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. The pid controller design and choosing pid parameters according to system response are proposed in this paper. 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.

Control of dc motor running at constant speed at any load was. The speed response of dc motor is drawn for a bove circuit see fig. Request pdf dc motor speed control methods using matlabsimulink and their integration into undergraduate electric machinery courses this paper. The electric circuit of the armature and the freebody diagram of the rotor are shown in the following figure. Dc motor speed control using matlabsimulink youtube. The fuzzy logic controller is also introduced to the system for keeping the motor speed to be. Since the most basic requirement of a motor is that it should rotate at the desired speed, we will require that.

Pid controller requires a mathematical model of the system while fuzzy logic. You can also visit the web page with resources for designing and tuning pid controllers. Modeling a dc motor with pid closed loop control in matlab. Motor model using the physical modeling blocks of the simscape extension to simulink. Modeling and simulation of the dc motor using matlab and labview nicolae patrascoiu automatic and industrial information department, university of petrosani, romania. Design a speed controller for a dc motor using pulsewidth modulation pwm. 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. The simulation developed by using fuzzy matlab toolbox and simulink.

Dc motor speed control methods using matlab simulink. Design and study of speed control of dc motor using youla parameterization and. It simulates a fan type load where load torque is proportional to square of speed. This example shows how to control the rotor speed in a bldc based electrical drive. 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. A simple dc motor use electricity and magnetic field for. To see the completed model, open the pwmcontrolled dc motor example. The circuit diagram of dc motor speed control based pid controller is shown in figure 4. Experiment 5 dc motor speed control walter scott, jr. Below are some tweaks we did for rotating the dc motor clockwise, anticlockwise and. Speed control of a dc motor using pwm video matlab. The modelling, control and simulation of this research has been implemented by using matlab simulink software version 20a. To control the speed of dc motor with pid controller using matlab simulink application. Comparative analysis of speed control techniques of dc.

The dc motor whose speed is to be controlled using the pid controller in the fig. The dclink voltage is adjusted through a dcdc buck converter. 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. They are known to have precise angular position and have a quick response. This paper describes the matlabsimulink realization of the dc motor speed control methods, namely. When speed control over a wide range is required, combination of armature voltage control and field flux control is used. Using simulink for control algorithms with lego 34. Control tutorials for matlab and simulink motor speed. 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. For this example, we will assume that the input of the system is. Pid voltage control for dc motor using matlab simulink. In addition the result obtained shows that at different input voltages, the speed the dc motor is. Pdf design and simulation of speed control of dc motor by fuzzy. Modeling and simulation of the dc motor using matlab and. The pid controller is employed to control the output voltage of three phase controlled rectifier to run a dc motor. Speed control of dc motor using pid controller based on matlab. Pi controller for dc motor speed realized with arduino and.

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 dc motor uses the preset model 5 hp 24v 1750 rpm. To see how to tune the pid controller, please see the video demo andor read the blog post. Here pid controller is employed to control dc motor speed and matlab program is used. This paper describes the matlabsimulink realization of the dc motor speed control methods, namely field resistance, armature voltage and.

One of the most used actuators in control systems is a direct current dc motor. Pdf comparison of fuzzy control rules using matlab. 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%. Dc motor speed control methods using matlabsimulink and. From this figure, it is noticed that it contains less amount of ripple. Abstract in this paper, various overshoot is observed and the settling speed control techniques for a dc shunt motor namely.

Speed control of a dc motor using bjt hbridge matlab. Mathematical modeling of brushless dc motor and its speed. A common actuator in control systems is the dc motor. Chopper fed speed control of dc motor using pi controller doi. Pdf modeling and simulation of dc motor speed regulation by. Chopper fed speed control of dc motor using pi controller. Excel and matlabsimulink is basically the mathematical model 14. To control the speed of dc motor with pid controller using matlabsimulink application. Dc motor speed control methods using matlabsimulink and their. Matlab simulink models of speed control methods the speed of a dc motor can be varied by controlling the. Comparative analysis of speed control techniques of dc motors with matlab.