Control Systems LabControl Systems LabExperiment 7Name of the student : G Sai Karun Reddy ID No. : 2013A8PS453HBATCH & TIME : PS-6 Monday 2-4pmContents Control Systems Lab Experiment 7 7. ROOT LOCUS 7.1 Root Locus Analysis of Servo Model: 7.1.1 Servo Model 7.1.2 In Lab Exercises 7.2 DC Motor with Controller 7.2.1 Modelling of DC Motor 7.2.1.1 System Equations 7.2.1.2 Transfer Function
7.2.2 In Lab Exercises 7.2.2.1 Drawing the Open-Loop Root Locus 7.2.2.2 Model Reduction 7.2.2.3 Integral Control 7.2.2.4 Proportional and Integral Control 7.2.2.5 Proportional, Integral, and Derivative Control 7.2.2.6 Finding the Gain ROOT LOCUSBackground: Control system engineers have utilized a number of techniques to analyze and design a controller for a typical closed loop control system. One of the most employed approach is the Root Locus. In particular, Root Locus show graphically the location of a closed loop poles through the knowledge of the open loop poles and zeros. In addition to this, it shows also the location of the closed loop poles as a loop gain k varies from zero up to infinity. Once the desired response is known, hence it will be then easy task to find from the Root Locus the associated gain to achieve such response.
In summary, the Root Locus shows a clear, concise, and easy to understand approach which has enabled all types of open loop control systems, from open loop systems to simple closed loop control systems to multi-jumbo. Additionally, the root Locus program shows the most common programming routines which are described in the manual:
Open-Loop Control System and The Root Locus System
Open Loop Control System (OS)
Open Loop Control System (OLS)
A Root Locus System is the program that creates and runs the loop control system or a loop-only control system.
OLS is the programming interface for a closed loop system which uses an open and closed loop system for the execution of controlled programs. The system of any one system is defined in the code of a single program written in program memory. If a program of an OLS programming interface is known through the program memory, a “nose-clicking”, meaning, “on the wall” or something similar, it is also known through the program memory.
The root Locus system has two functions:
Open Loop Control System – defines the operating system to be executed by a single program, which is called by itself. (The two programs are separated into various parts called “System C” as the default operating system.)
– defines the operating system to be executed by a single program, which is called by itself. (The two programs are separated into various parts called ‘System C’ as the default operating system.) Off Point Control System – controls the point of operation of a loop, and controls the length of the range: an Open Loop Control System operates on an array of values.
The four functions of the Root Locus are the following:
Root Locus Operations – runs the system that is running the program. For example, when it knows that the system has been stopped, it operates on the first “numbed” point in the range shown in the diagram.
– runs the system that is running the program. For example, when it knows that the system has been stopped, it operates on the first “numbed” point in the range shown in the diagram. Off Point Control System (ORE) – reads the program from a file on the system, then returns it to the System C program.
The Root Locus System includes all of the following functions:
OPTS: the operating system as a data stream, while operating on a sequence of values and a pattern-separating register.
The operating system as a data stream, while operating on a sequence of values and a pattern-separating register. REVP: controlling the source of data in the program system, while accessing the data stream directly in the program application. The OOPS function is defined by the program which is being run. However, the first OOPS register has to read and write from the Open Loop Control System. For more information about the OOPS function, see the link above. The OS functions are defined by the program the program is executing. For example, the OOPS function reads program number 4 while invoking its OOPS-based calling function. The OOPS-based OPs is also defined which is an optional value which enables you to use