II4102 Virtual Instrumentation Syllabus:

II4102 Virtual Instrumentation Syllabus – Anna University PG Syllabus Regulation 2021

COURSE OBJECTIVES:

The students will be able to
 understand the basics of Virtual Instrumentation
 differentiate analog and digital I/Os
 use LabVIEW for experiments
 analyze tools and applications in VI

UNIT I REVIEW OF DIGITAL INSTRUMENTATION

Representation of Analog signals in the Digital domain – Review of quantization in amplitude and time axis, sample and hold, sampling theorem, ADC and DAC types.

UNIT II FUNDAMENTALS OF VIRTUAL INSTRUMENTATION

Concept of virtual instrumentation – PC based data acquisition – Typical on board DAQ card, Resolution and sampling frequency – Multiplexing of analog inputs – Single-ended and differential inputs – Different strategies for sampling of multi-channel analog inputs. Concept of universal DAQ card – Use of timer-counter and analog outputs on the universal DAQ card.

UNIT III CLUSTER OF INSTRUMENTS IN VI SYSTEM

Interfacing of external instruments to a PC – RS232, RS 422, RS 485 and USB standards – IEEE 488 standard – ISO-OSI model for serial bus – Introduction to bus protocols of MOD bus and CAN bus, PXI Bus

UNIT IV GRAPHICAL PROGRAMMING ENVIRONMENT IN VI

Concepts of graphical programming language LabVIEW – Concept of VIs and sub VI – Graphs & charts – Dataflow programming – Loops – Case and sequence structures – Types of data – Arrays & clusters – Formula nodes –math scrip integration – Local and global variables – String and file I/O – Building executables and installers – Web publishing tools

UNIT V ANALYSIS TOOLS AND SIMPLE APPLICATIONS IN VI

Build virtual instruments like oscilloscope, FFT analyzer – Windowing and filtering tools – Introduction of Electrical power measurement suite – Simple temperature ON/OFF controller – P-ID controller design – Simulation of a simple second order system – Building autonomous embedded system using FPGA target

TOTAL:45 PERIODS

COURSE OUTCOMES:

The students will be able to
 use VI basics for Industrial Applications
 develop Virtual Instrumentation using LabVIEW
 use DAQ for Real Time Applications

REFERENCES:

1. Jovitha Jerome, Virtual Instrumentation using LabVIEW, PHI publications, 2010
2. S.Gupta and J.P Gupta, ‘PC Interfacing for Data Acquisition and Process Control’,
3. Instrument society of America, 1994.
4. Peter W. Gofton, ‘Understanding Serial Communications’, Sybex International.
5. Robert H. Bishop, ‘Learning with Lab-view’, Prentice Hall, 2003.
6. Richard Jennings & Fabiola De La Cueva, LabVIEW Graphical Programming – Fifth Edition, McGraw-Hill
7. John Essick, Hands-On-Introduction to LabVIEW for Scientists and Engineers – Fourth Edition, OXFORD Publications
8. BehzadEhsani, Data Acquisition using LabVIEW, Packt Publishing, 2016