This paper describes a set of experiments that were developed for a junior level course in. Feedback control systems fall, 2005 1 simulink basics simulink is a graphical tool that allows us to simulate feedback control systems. It is mainly used in signal processing, communication theory, and control. Each section was divided into 6 groups of up to 4 students. Process control laboratory experiments using labview. The term minilab is used here to emphasize the fact that the lab augments the lecture, but does not replace a full controls lab. Ece 429 control systems lab manual the gmu ece department. Welcome to control system labs control system labs repairs industrial electronic controls for original equipment manufacturers oems, service companies, and end users from around the world. This paper addresses the development and testing of instructional material in the form of takehome hardware kits and software that can be used to perform control system experiments at home.
A matlabbased control systems laboratory experience for. Experimental projects for the process control laboratory. The scope of research involves advanced methods of systems modeling and control, analysis and synthesis of dynamical systems created by traditional and emerging technologies. Electrical and computer engineering the ohio state university 2015 neil ave. Facilities are available for overcurrent, undervoltege, directional, differential and distance relays including different numerical relays. The lab also provides tutorial of polynomials, script writing and programming aspect of matlab from control systems view point. Experiments will be performed in five sessions in the sequence given in the lab schedule sheet which will be distrto students in class before ibuted labs start. Lift control system using plc 27 star delta starter using plc 32 2 scada experiments 35 a experiments on transmission module local mode 1. Introduction to the controlsystems laboratory, matlab, and simulink. In particular, we will consider pidcontrol of a simple process consisting of two water tanks. To study the effect of p, pi, pd and pid controller on the step response of a feedback control system using control engineering trainer. Experiment 81 design of a feedback control system 2019030 group 44 elec273 may 9, 2016 abstract this report discussed the establishment of openloop system using fopdt medel which is usually used to approximate highorder system, closedloop system with di erent types of controllers, and systems under disturbance signal. Control systems lab ii year ii sem department of electrical and electronics.
Design of an embedded control system laboratory experiment. It has not been significantly changed since 1998, and so used or borrowed copies will typically be fine. This research work, reported here, was prompted by the limited number of online lab experiments and lectures in the. The diagnostic and testing process we have all the tools and equipment to diagnose and repair your control including more than 10,000 test fixtures, motor test stands, a thermal chamber to test controls at hot and cold, and an xray machine to perform indepth analyses. Control systems and simulation laboratory objective the objective of the lab is to design a system and calculate the transfer function, analyzing the stability of the system both open and closed loop, with positive and negative feedback with time domain approach and. Objective the objective of this lab is to identify the transfer function of a dc motor and to design and implement proportional and proportional integral controllers to control motor speed. The duration of simulation is determined automatically based on the system poles and zeroes. Minilab projects in the undergraduate classical controls. A comprehensive set of experiments is provided with each system that graphically demonstrates important control system principals. The labs include modules on aliasing, chirp signals, digital filtering, modulation, system identification, motor control demonstration no lab, and an early version of a motor control experiment. Lab 7 prelab, and you will need the paper on the lab. Do not take any item from the lab without permission.
Simulation of faults line to ground faults lg line to line faults ll line to line to line faults lll line to line to ground faults llg. This model can be continuous or discrete, and siso or mimo. Control systems technology lab by stephen yurkovich and elio abiakel the text is available in the ohio state university bookstore. Where competing products include only one or two controllers with each system, ecp provides a broad range of fully documented experiments and supplemental exercises. In this case, it is the open loop response of the system which is given. Control systems lab laboratory manual muffakham jah.
The text is more regularly updated according to feedback in comparison with the videos. List of equipmentsoftware following equipmentsoftware is required. The control system design process is illustrated in figure 1. They will design and implement controllers to ensure the stability of the system, and produce the desired results. Before starting the experiment write down the number of your experiment rig in your lab logbook. Therefore, each ta and tutor needed to know all the 6 experiments every week, thus putting pressure on them. September 10, 20 ee380 control lab iitk lab manual 0. New experiments introducing the honeywell tdc3000 system to the uo lab experiments in 1993 allowed for a complete restructuring of the control lab experiments. The step response of multiinput systems is the collection of step responses for each input channel. At the start of each experiment it is assumed that the level is constant at 50% and the flow in equals the flow out which is 5.
Able to show the di culties of controlling a system with a noncollocated actuator and sensor will see this in the root locus lab. Pid control 1 introduction the main objective of this laboratory is to get a basic understanding for how feedback control can be used to modify the behavior of a dynamic system. Labviewbased automatic control systems laboratory using. Process control experimental lab home engineering mechanical engineering process control experimental lab we supply this lab with many units of process control training system form a complete program designed to familiarize students with the fundamentals of instrumentation and process control. This includes the ability to define problems, identify alternative solutions, design circuits, and test systems. The control design in simulation is followed by control design experiments with several lab setups, for which students have to tune p, iand dcontroller tuning knobs.
Dixon et al a matlabbased 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. Broacher describes the structure of the laboratory, present equipment and features, and the type of experiments students conduct along with a brief experiments. Kim department of chemical engineering michigan technological university houghton, mi 49931 abstract the process control laboratory course in chemical engineering at michigan tech was recently restructured to teach students how to operate cutting edge computerbased systems, and to. This minilab consists of a simple dc motor and flywheel with either tachometer speed, or potentiometer position, feedback to implement speed or. Readings of current lab experiment are to be entered in observation book and previous lab experiment should be written in lab record book.
Laboratory projects in developing inexpensive control system. Relay spst, relay dpdt, debounce switch, led bar, buzzer etc. When runnning without control, the flow in, valve position or both can be altered. Goals, graphing, use of the computer, lab reports, safety in the physics laboratory, emergency procedures the laboratory activities and experiments are listed here with the lab topic in italics and the purpose of each lab is stated under the title of the lab. Six different experiments were done concurrently during each lab session with support from two tas per session.
Fuertes, member, ieee, antonio camacho, and giorgio buttazzo, senior member, ieee abstractthis paper presents a prototype laboratory experi ment to be integrated in the education of embedded. Nvis 3000a control system lab is also compatible with nvis 630 data acquisition system. In addition to using theoretical systems and simulations, students will also be required to work on a torsional plant system, ball and beam controller and an inverted pendulum setup. Sample syllabus instructors syllabus takes precedence. To introduce the matlab software for polynomials, script writing and programming aspect of matlab from control systems view point. Simulink needed to implement the control system architecture designed in the lab experiment. Six different experiments were done concurrently during each lab. To achieve a flavor for the experiments, the air bath and some individual wet lab experiments are described below. For example, consider the standard negative feedback system with forward path g and feedback path h. Observation book and lab record should be carried to each lab. We have tried to learn how to use matlab scripts to create. Laboratory experiments in instrumentation and control. Control systems lab indian institute of technology kanpur.
A quick overview of the syllabus and expectations for lab reports. Developing inexpensive control system experiments kevin m. Pdf control system experiments at home researchgate. Then the desired changes are made to the setpoint, flowin andor valve position. Ramprasad potluri, this email address is being protected from spambots. A labview based online control experiments for students learning. The systems and control lab scl is the leading research entity in the field of control and mathematical systems sciences in hungary. This paper discusses a fully new version of the control systems module. Thus, in any given week, the tas expended more effort than if they were all preparing for the same experiment.
Now find the output theoretically for the given transfer. Keep in mind that this command is used on the loop gain of the system as opposed to the closedloop transfer function. Each station group must use the same station for the entire sessions. Both the books should be corrected by the faculty in each lab. Table 3 provides a summary of the inputs and outputs of the data acquisition boards to the experimental projects. Prekas department of electronics technological education institute of piraeus 250, thivon str. You should keep using the same rig for all the 5 experiments because each motor has its own transfer function. A pilot system for simulation and remote performance of experiments k. The transfer function is commonly used in the analysis of singleinput singleoutput electronic system, for instance. Lowcost control engineering experiments scholarworks at wmu. This lab provides an introduction to matlab in the first part.
Power system laboratory comprises of protection, simulation, high voltage and machine related experiments. Control systems lab maual bms institute of technology. Simulating control systems with simulink and matlab ee128. Control systems lab manual grietelectrical and electronics. We built our business by working side by side with our customers to keep their equipment running. Experiment to draw the frequency response of a given leadlag compensating network. Although nontrivial, the system can be modeled as coupled second order systems 3. This is a speed boat making while competition where students had to fabricate a boat using parts made by them except the motor and they had to design and install a control system on the boat to make it move on the desired path. Simulating control systems with simulink and matlab. Closedloop control systems introduction the main purpose of experiment introduce to openloop and closedloop control system. It demonstrates the control of pressure, flow, level, temperature, and ph processes. They will design and implement controllers to ensure the stability of. Lift control system using plc 27 star delta starter using plc 32 2 scada. To study ac servo motor and plot its torque speed characteristics.
Varieties of power system simulation packages like load flow, pscad and mipower are available. Process control laboratory experiments using labview nam k. The implementation of a control system in the labview software environment allows unprecedented flexibility in design and testing matey, 1993. Experiment one introduction to control systems design. A pair of precision servo potentiometers is working as an error detector. Griet eee plc lab manual 3 contents list of experiments experiments on millenium fbd logic. The architecture of the wind tunnel control system is a classic digital system that samples the input signal at discrete time intervals and adjusts the output according to an appropriate control. The loop gain would be gshs whereas the closedloop transfer function would be gs. To introduces the scilab simulation package tool for polynomials, script writing and programming for the system design and analysis from control systems view point.
Laboratory projects in developing inexpensive control. Systems identification, detection and filtering, signal and image processing are parts. The objective of this laboratory is to enable the students to strengthen their understanding of the design and analysis of control systems through practical exercises. A labview based online control experiments for students. More details to come, but the main points are as follows. Pdf control systems lab manual talha shah academia. The lowest cost experiments we can build are temperature. The lab has 8 numbered stations with a maximum of 2 students per station. The goal of control engineering design is to obtain the configuration, specifications, and identification of the key parameters of a proposed system to meet an actual need.
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