ED9263 MODAL ANALYSIS OF MECHANICAL SYSTEMS SYLLABUS | ANNA UNIVERSITY ME CAD COMPUTER AIDED DESIGN 1ST SEM SYLLABUS REGULATION 2009 2011 2012-2013 BELOW IS THE ANNA UNIVERSITY FIRST SEMESTER ME CAD COMPUTER AIDED DESIGN DEPARTMENT SYLLABUS, TEXTBOOKS, REFERENCE BOOKS,EXAM PORTIONS,QUESTION BANK,PREVIOUS YEAR QUESTION PAPERS,MODEL QUESTION PAPERS, CLASS NOTES, IMPORTANT 2 MARKS, 8 MARKS, 16 MARKS TOPICS. IT IS APPLICABLE FOR ALL STUDENTS ADMITTED IN THE YEAR 2011 2012-2013 (ANNA UNIVERSITY CHENNAI,TRICHY,MADURAI,TIRUNELVELI,COIMBATORE), 2009 REGULATION OF ANNA UNIVERSITY CHENNAI AND STUDENTS ADMITTED IN ANNA UNIVERSITY CHENNAI DURING 2009
ED9263 MODAL ANALYSIS OF MECHANICAL SYSTEMS L T P C
3 0 0 3
UNIT I OVERVIEW 6
Introduction to Modal Testing – Applications of Modal Testing – Philosophy of Modal
Testing – Summary of Theory – Summary of Measurement Methods – Summary of
Analysis – Review of Test Procedure.
UNIT II THEORETICAL BASIS 12
Introduction – Single Degree of Freedom (SDOF) System Theory – Presentation and
Properties of FRF Data for SDOP System – Undamped Multi-degree of freedom
(MDOF) system – Proportional Damping – Hysteretic Damping – General Case –
Viscous Damping – General Case – Characteristics and presentation of MDOF –
FRF Data – Complete and incomplete models - Non-sinusoidal vibration and FRF
Properties – Analysis of Weakly Nonlinear Structures.
UNIT III MOBILITY MEASUREMENT TECHNIQUES 10
Introduction – Basic Measurement System – Structure preparation – Excitation of the
Structure – Transducers and Amplifiers – Analyzers – Digital Signal Processing –
Use of Different Excitation types – Calibration – Mass Cancellation – Rotational
Mobility Measurement – Measurement on Non linear structures – Multi point
excitation methods.
25
UNIT IV MODAL PARAMETER EXTRACTION METHODS 11
Introduction – Preliminary checks of FRF Data – SDOF Modal Analysis-I – Peakamplitude
– SDOF Modal Analysis-II – Circle Fit Method – SDOF Modal Analysis III –
Inverse Method – Residuals – MDOF curve-fitting procedures – MDOF curve fitting in
the Time Domain – Global or Multi-Curve fitting – Non linear systems.
UNIT V DERIVATION OF MATHEMATICAL MODELS 6
Introduction – Modal Models – Display of Modal Model – Response Models – Spatial
Models – Mobility Skeletons and System Models.
TOTAL : 45 PERIODS
REFERENCES:
1. Ewins D J, “Modal Testing: Theory and Practice “, John Wiley & Sons Inc., 1988
2. Nuno Manuel Mendes Maia et al,” Theoretical and Experimental Modal Analysis”,
Wiley John & sons, 1997.
ED9263 MODAL ANALYSIS OF MECHANICAL SYSTEMS L T P C
3 0 0 3
UNIT I OVERVIEW 6
Introduction to Modal Testing – Applications of Modal Testing – Philosophy of Modal
Testing – Summary of Theory – Summary of Measurement Methods – Summary of
Analysis – Review of Test Procedure.
UNIT II THEORETICAL BASIS 12
Introduction – Single Degree of Freedom (SDOF) System Theory – Presentation and
Properties of FRF Data for SDOP System – Undamped Multi-degree of freedom
(MDOF) system – Proportional Damping – Hysteretic Damping – General Case –
Viscous Damping – General Case – Characteristics and presentation of MDOF –
FRF Data – Complete and incomplete models - Non-sinusoidal vibration and FRF
Properties – Analysis of Weakly Nonlinear Structures.
UNIT III MOBILITY MEASUREMENT TECHNIQUES 10
Introduction – Basic Measurement System – Structure preparation – Excitation of the
Structure – Transducers and Amplifiers – Analyzers – Digital Signal Processing –
Use of Different Excitation types – Calibration – Mass Cancellation – Rotational
Mobility Measurement – Measurement on Non linear structures – Multi point
excitation methods.
25
UNIT IV MODAL PARAMETER EXTRACTION METHODS 11
Introduction – Preliminary checks of FRF Data – SDOF Modal Analysis-I – Peakamplitude
– SDOF Modal Analysis-II – Circle Fit Method – SDOF Modal Analysis III –
Inverse Method – Residuals – MDOF curve-fitting procedures – MDOF curve fitting in
the Time Domain – Global or Multi-Curve fitting – Non linear systems.
UNIT V DERIVATION OF MATHEMATICAL MODELS 6
Introduction – Modal Models – Display of Modal Model – Response Models – Spatial
Models – Mobility Skeletons and System Models.
TOTAL : 45 PERIODS
REFERENCES:
1. Ewins D J, “Modal Testing: Theory and Practice “, John Wiley & Sons Inc., 1988
2. Nuno Manuel Mendes Maia et al,” Theoretical and Experimental Modal Analysis”,
Wiley John & sons, 1997.
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