In addition it has always been my conjecture that what we have developed at cal poly in our controls lab would also be very useful to controls engineers in industry. Control systems and simulation lab lab manual subject code. Root locus, nyquist of linear time invariant system using matlab. Matlab and simulink run on the control systems lab computers and on the ece multimedia room computers. You can specify your system as a transfer function, statespace, zeropolegain, or frequencyresponse model. Linear servo control lab a modular lab for teaching of controls. The impulse response is the response to the dirac input. Matlab is an interactive system whose basic data element is an array that does not require dimensioning. Matlab manual for control system lab, contain the basics of control system rout locus,bode plot,block diagram reduction etc.
Ece 203 lab 1 matlab signals and systems before you begin prerequisite labs ece 201 and 202 labs expected knowledge linear systems transfer functions step and impulse responses at the level covered in ece 222 equipment computer with matlab version 6. In control system lab four numbers of codes ec583, ee593, ei593ee and ee. The descriptions of automatic control laboratory works are designed for students, taking course in automatic control theory for. Dc position control system b ac position control system. Feedback control systems fall, 2005 1 simulink basics simulink is a graphical tool that allows us to simulate feedback control systems. Matlab is widely used in control system analysis, design, and simulation. Matlab version, license number, operating system on which matlab is running, java support version, and. To solve and analysis the linear time invariant control systems by using matlab programming and also by. Control system toolbox provides algorithms and apps for systematically analyzing, designing, and tuning linear control systems. The system response to a unit step input for a first order control system can be represented in figure 23. Matlab has a number of plugin modules called toolboxes. Specifically, to acquaint s with a practical control system. Lab manual of feedback control systems page 10 experiment 2 introduction to matlab simulink objective.
This laboratory manual focuses on an imperative style, where signals and systems are constructed procedurally. To introduce the matlab software for polynomials, script writing and programming aspect of matlab from control systems view point. Control systems lab maual bms institute of technology. The components of the system are shown schematically in figure 2. Write matlab code to obtain transfer function of a system from its pole,zero, gain values. Examples of control systems used in industry control theory is a relatively new field in engineering when compared with core topics, such as statics, dynamics, thermodynamics, etc. Students will be given a specific design problem, which after completion they. Develop a plc program for an automatic control system of a medium degree of complexity and select the right. The matrixbased matlab language is the worlds most natural way to express computational mathematics. Analyze and interpret stability of the system through root locus, bode plot and nyquist plot. Structure of the laboratory control systems laboratory presents facilities of computing and simulation through matlab and demonstration on feedback designed equipment with pci cards creating an impressive digital control system development environment. Create a new m file by selecting file new m file type and save the program in the editor window. Pdf control systems lab manual talha shah academia.
By using matlab and simulink the transfer function can performed to represent s it. Control systems lab laboratory manual prepared by p. It started out as a matrix programming language where linear algebra programming was simple. To understand matlab simulink and implement systems transfer function using it. Matlab also has a more detailed documentation system, accessed via the doc command e. This lab provides an introduction to matlab in the first part. To obtain the impulse response of a transfer function of the given system using matlab. Control systemsmatlab wikibooks, open books for an open.
Manual ee 693 page 12 however since the output response is discrete the calculated performance measures may be slightly. Pdf lab manual control system matlab aamir sohail nagra. Dixon et al a matlab based control systems laboratory experience for undergraduate students 219 these tools enable educators and students to focus on control system design, implementation, and evaluation rather than on timeconsuming, lowlevel programing i. Ece 429 control systems lab manual the gmu ece department. Experiment 5 dc motor speed control walter scott, jr. In control system lab four numbers of codes ec583, ee593, ei593ee and ee691 are performed. The purpose of this lab is to explore arrays in matlab and to use them to construct sound signals. This page is going to discuss using matlab for control. It can be run both under interactive sessions and as a batch job. It is used for freshmen classes at northwestern university. Pdf documentation millions of engineers and scientists worldwide use matlab to analyze and design the systems and products transforming our world. Response of the first order system with unit impulse response. This lab and this manual are constantly changing in the attempt.
You may repeat above steps for various values of field voltages by controlling pot p2 and. Unnecessary details which are not relevant for the students are omitted. These advantage of the electronic measurement system over the mechanical measurement system have in itiated and sustained trend instrumentation toward electronic methods. We shall use the same dcmotor for which the parameters were calculated in the. Linear servo control lab a modular lab for teaching of controls, robotics and mechatronics the quanser linear motion control lab is an outstanding modular solution for teaching controls theory within such engineering disciplines as electrical, mechanical, computer, aerospace and mechatronics. Control system design using bode plot lead, lag and leadlag controllers. Feedback control systems fall, 2006 1 simulink basics simulink is a graphical tool that allows us to simulate feedback control systems. Interpretedcode based system in which the fundamental element is a matrix. This document is not a comprehensive introduction or a reference manual. Most control system simulation software packages such as matlab only have functions for continuoustime and discretetime simulations, e. Because of its computational power, matlab is a tool of choice for many control engineers to design and simulate control systems. Nearly all the functions described below are located in the control systems toolbox. Working with flexible image transport system fits files 694 working with hierarchical data format hdf5 files.
This way, the student becomes acquainted with the various control ex. You clicked a link that corresponds to this matlab command. The tutorials from the mathworks are very wel l done, but are too long for use in mechatronics. Reddy college of engineering, eluru, ap page 1 of 29 e1 introduction to matlab and its basic commands aim. This lab is to write a general matlab program function to simulate the step response of a sampleddata digital. To introduces the scilab simulation package tool for polynomials, script writing and programming for the system design and analysis from control systems view point. It is selfcontained in the sense that no additional documentation for matlab is needed. The lab also provides tutorial of polynomials, script writing and programming aspect of matlab from. Execute time response analysis of a second order control system using matlab 2.
The lab is designed to help you become familiar with the fundamentals of matlab. To understand matlab simulink and implement system s transfer function using it. Before the lab begins, students are required to read and understand the control system laboratory manual for the hardware and software description. Simulate a dc position control system using matlab and obtain its step response.
Each chapter of the manual represents one tutorial, and includes exercises to be done during private study time. Lucy pao who developed a similar lab during her tenure at northwestern university. The control systems laboratory consists of four separate units. To solve the system equations and obtain the response of the system for different inputs. Pole, zero, gain values from a given transfer function. Control systemsmatlab wikibooks, open books for an open world. Matlab and simulink, distributed by the mathworks, inc. You can use matlab for the applications of control systems, testing, and measurement.
An electromechanical student angularposition control system is used as an example. To study ac servo motor and plot its torque speed characteristics. Matlab i about the tutorial matlab is a programming language developed by mathworks. This tutorial gives you aggressively a gentle introduction of matlab programming language. Matlab is a computer program that combines computation and visualization power that makes it particularly useful tool for. Give the required inputs in the command window of matlab in matrix format. Pdf documentation control system toolbox provides algorithms and apps for systematically analyzing, designing, and tuning linear control systems. Matlab is a higherlevel technical computing language. Analyze and interpret stability of the system through root locus, bode plot. The control system itself has been built by someone else and is almost a black box to the student.
Matlab control systems engineering programming book. Early examples of control systems were developed actually before the science was fully understood. Matlab control systems engineering book is available in pdf formate. The aim of this control system laboratory is to provide sound knowledge in the. Control systems simulation lab consists of multiple. Type the program in the matlab editor that is in mfile. A dc position control system is a closed loop control system in which the position.
To familiarize students with practical transientresponse and frequencyresponse testing of a control system, and to investigate various controller configurations. To learn basic operations and matrix manipulations in matlab and write. In the examples, the implementation of control system concepts and algorithms in matlab are discussed. The purpose of this experiment is to design and implement a closeloop speed control of a dcmotor drive. A matlabbased control systems laboratory experience for. Simulating control systems with simulink and matlab. When doing the lab, the software packages matlab with control systems toolbox, and the simulink are used for the analysis and design of control systems. Write the programme in matlab text editor using mat lab instructions for state.
In these code the following experiments has been conducted. Matlab det matematisknaturvitenskapelige fakultet, uio. The manual was edited and prepared for publication by the ltrc publications department the construction and materials sections of the louisiana department of transportation and. A quick overview of the syllabus and expectations for lab reports. A laboratory manual for power systems simulation laboratory. Matlab is a programming language that is specially designed for the manipulation of matrices.
The laboratory equipment used in this l ab is an ecp model 220 industrial emulator which is a rotational motion control system designed for teaching purposes by educational control products ecp systems company. Using matlab for control systems cise 302 lab manual page 4 cise 302 linear control systems lab experiment 1. Control systems lab manual grietelectrical and electronics. Together with jack little and steve bangert they founded mathworks in 1984 and created matlab. No part of this manual may be photocopied or reproduced in any form without prior written consent from the mathworks. Matlab software is used for simulation of communication experiments students will carry out design experiments as a part of the experiments list provided in this lab manual. After the successful completion of the course, the student will be able to 1. Invented by cleve moler in late 1970s to give students access to linpack and eispack without having to learn fortran. Also the electronic system provides an electrical out put signal that can be used for automatic data reduction or for the control of the proce ss.
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