Motion - Force - Torque - Power - Pressure Measurements:
Relative and absolute motion measurement. Force measurement- balance, hydraulic and pneumatic load cell, elastic force device. Torque and Power measurementtransmission, driving, absorption dynamometers. Pressure measurement- Low, moderate and high pressure measurement
Temperature – Flow- Acoustics measurement:
Temperature measurement – non electrical, electrical, radiation method. Flow measurement- primary, positive displacement, secondary or rate meter. Acoustics measurementcharacteristics of sound, sound pressure, power and intensity levels, loudness, typical sound measuring systems, microphones
Instrumentation and their Representation:
Introduction, functional elements of a measurement system, classification of instruments, microprocessor based instrumentation, standard and calibration. Static and Dynamic characteristic of instruments – error and uncertainties in performance parameters, propagation of uncertainties in compound quantities, static performance parameter, impedance loading and matching, specification and selection of instrument. Dynamic characteristics – formulation of system equation, dynamic response, compensation.
Transducer, Intermediate, Indicating, Recording and Display Elements:
Transducer elements–analog and digital transducers. Intermediate elements – amplifiers, differentiating and integrating elements, filters, A-D and D-A converters, terminology and conversions, data transmission elements. Digital voltmeter, cathode ray oscilloscopes, galvanometric recorder, servo type potentiometric recorders, magnetic tape recorders, digital recorder of memory type, data acquisition systems, data displace and storage.
Introduction to Automatic Controls:
Introduction, closed loop and open loop control systems, mathematical modeling of mechanical, electrical, hydraulic and pneumatic systems, Types of control actions. State-Space Methods - Introduction, Vector matrix representation of State-Space equations, State Transition Matrix and equations, Characteristics equations, eigen values and eigen vectors, similarities transformations, decomposition of transfer functions.
Controllability and observeability of control systems:
General concept of controllability, definition of state controllability, alternate tests on controllability, Definition of observability, alternate tests on observability, relationship among controllability, observability and transfer functions.
Design of control systems in state space:
Pole placement, Design of servo systems, state observers, design of regulator systems with observers, design of control systems with observers, quadratic optimal regulator systems.
Design of discrete data control systems:
Digital implementation of analog controllers, digital controllers, design in frequency domain and z plane.
Course outcomes:
At the end of the course the student will be able to:
1. Use the basics of aerospace instrumentations for force, torque, power, pressure , flow and acoustic measurements
2. Apply and Distinguish the transducers and controls
3. Apply the concepts of designs of control systems
Question paper pattern:
The SEE question paper will be set for 100 marks and the marks scored will be proportionately reduced to 60.
Textbook/ Textbooks
1 Instrumentation, Measurement and Analysis Nakra and Chaudhry, B C Nakra K KChaudhry Tata McGraw-Hill Companies, Inc, New York Seventh Edition 2006
2 Mechanical measurements R. S. Sirohi, H. C. Radha Krishna NewAge International Pvt. Ltd., New Delhi 2004
3 Automatic Control Systems B.C. Kuo Prentice Hall Inc 9 th edition &2014
4 Modern Control Engineering K. Ogata Prentice Hall Inc. 5 th edition &2010
Reference Books
1 Introduction to Measurements and Instrumentation‖ Arun K. Ghosh Prentice-Hall of India Ltd, New Delhi 2nd Edition 2007
2 Automatic Control Systems Harrison & Bollinger International Text Book Company 1969
3 Automatic Control Engineering Francis H. Raven McGraw- Hill International 2 nd edition &1955