ANNA UNIVERSITY, CHENNAI
R - 2008
B.E. CIVIL ENGINEERING
ELECTIVE – V
CE 2049 SMART STRUCTURES AND SMART MATERIALS L T P C
3 0 0 3
This course is designed to give an insight into the latest developments regarding smart materials and their use in structures. Further, this also deals with structures which can self adjust their stiffness with load.
UNIT I INTRODUCTION 9
Introduction to Smart Materials and Structures – Instrumented structures functions and response – Sensing systems – Self diagnosis – Signal processing consideration – Actuation systems and effectors.
UNIT II MEASURING TECHNIQUES 9
Strain Measuring Techniques using Electrical strain gauges, Types – Resistance – Capacitance
– Inductance – Wheatstone bridges – Pressure transducers – Load cells – Temperature
Compensation – Strain Rosettes.
UNIT III SENSORS 9
Sensing Technology – Types of Sensors – Physical Measurement using Piezo Electric Strain measurement – Inductively Read Transducers – The LVOT – Fiber optic Techniques.
Chemical and Bio-Chemical sensing in structural Assessment – Absorptive chemical sensors – Spectroscopes – Fibre Optic Chemical Sensing Systems and Distributed measurement.
UNIT IV ACTUATORS 9
Actuator Techniques – Actuator and actuator materials – Piezoelectric and Electrostrictive Material – Magnetostructure Material – Shape Memory Alloys – Electro orheological Fluids– Electro magnetic actuation – Role of actuators and Actuator Materials.
UNIT V SIGNAL PROCESSING AND CONTROL SYSTEMS 9
Data Acquisition and Processing – Signal Processing and Control for Smart Structures – Sensors as Geometrical Processors – Signal Processing – Control System – Linear and Non- Linear.
TOTAL: 45 PERIODS
1. Brain Culshaw – Smart Structure and Materials Artech House – Borton. London-1996.
1. L. S. Srinath – Experimental Stress Analysis – Tata McGraw-Hill, 1998.
2. J. W. Dally & W. F. Riley – Experimental Stress Analysis – Tata McGraw-Hill, 1998.