Experimental Methods

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Description:

Theory and Experimentation in Engineering: Problem solving approaches, Types of engineering experiments, computer simulation and physical experimentation; Generalized measuring system, types of inputs, analog and digital signals, standards, calibration and uncertainty, Measurement System: Performance characteristics, static performance characteristics-static calibration-linearity, static sensitivity, repeatability, hysteresis- threshold- resolution, readability and span; Analysis of Experimental Data : Causes and types of experimental error, un-certainty analysis, statistical analysis of data, probability distributions and curve fitting; Dynamic performance characteristics; Input types; Instrument types- zero order instrument, first order instrument, second order instrument; Experiment Plans: Model building; Measurement Methods and Applications : Measurement of force and torque; Measurement of strain and stress; Measurement of pressure; Flow measurement and flow visualization; measurement of temperature; optical methods of measurements; Data Acquisition and Processing : Types and configurations of DAS, signal conditioning, A/D, D/A conversion; Design, Planning, Execution and Analysis of experimental projects

Textbooks:

[1] Beckwith, Buck, and Marangoni, Mechanical Measurements, Narosa Publishing House, 1995.

[2] Doeblin, Measurement Systems - Application and Design, 4e, McGraw-Hill, 1990.

[3] Holman, Experimental Methods for Engineers, 6e, McGraw-Hill, 1994.

[4] Doeblin, Engineering Experimentation, McGraw-Hill, 1995.