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Book Cover
E-book
Author Taiar, Redha

Title Whole Body Vibrations : Physical and Biological Effects on the Human Body
Published Milton : Chapman and Hall/CRC, 2018

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Description 1 online resource (271 pages)
Contents Cover; Half Title; Title page; Copyright page; Table of contens; Preface; Acknowledgments; Editors; List of Contributors; 1: Instrumentation for Mechanical Vibration Analysis; 1.1 Introduction; 1.2 Control System: Sensors and Transducers; 1.2.1 Transduction; 1.2.1.1 Potentiometric; 1.2.1.2 Variable Capacitance Transducers; 1.2.1.3 Piezoelectric Transducers; 1.2.1.4 Piezoresistive Transducers; 1.2.2 Other Transduction Techniques; 1.2.3 Actual Accelerometers Technology; 1.3 Performance and Specification; 1.3.1 Sensor Specifications; 1.3.1.1 Sensitivity; 1.3.1.2 Amplitude Response
1.3.1.3 Resonance1.3.1.4 Linearity; 1.3.1.5 Accuracy and Precision; 1.3.2 Acquisition System Specifications; 1.3.2.1 Sampling Frequency; 1.3.2.2 Spectral Resolution; 1.3.3 New Specifications; 1.4 Regulations and Standards; 1.4.1 Range and Evaluation; 1.4.1.1 ISO 2631; 1.4.1.2 ISO 5349; 1.4.2 Instrumentation ISO 8041; 1.4.3 Measurement Reality; 1.5 Human Measurements; 1.5.1 Attachment and Placement Techniques; 1.5.2 Example of Human Vibration Measurement; 1.6 Excitation Systems; 1.6.1 Instrumentation Calibration; 1.6.2 Test Bench Examples; 1.7 Conclusion; References
2: Signal Processing Applied to the Analysis of Vibrations Transmitted in the Human Body2.1 Introduction; 2.2 Classical Methods of Treatment of Vibratory Signals; 2.2.1 Temporal Analysis; 2.2.2 Spectral Analysis; 2.3 Advanced Methods of Treatment of Vibratory Signals Transmitted in the Human Body; 2.3.1 Empirical Mode Decomposition (EMD); 2.3.2 Cyclostationarity Approach; 2.3.2.1 Definition of Cyclostationarity; 2.3.2.2 Cyclostationarity at Order 1; 2.3.2.3 Cycloergodicity (or How to Deal with Realizations in Practice); 2.3.2.4 Cyclostationarity at Order 2; 2.3.3 Huberian Robust ARMA Model
3.2 Dynamic models and modal concept3.2.1 Representation of Damping in Vibration Analysis; 3.2.2 Frequency Response Functions of a Single-Degree-of-Freedom System; 3.2.3 Frequency Response Functions of a Multiple-Degree-of-Freedom System; 3.2.3.1 Some Important Considerations; 3.2.3.2 The Interest of a Modal Basis; 3.3 Numerical Modeling; 3.3.1 Multibody System Dynamics; 3.3.2 Finite Element Analysis; 3.4 Analysis and Post-Processing of Experimental Data; 3.4.1 Preliminary Identification of Possible Modes; 3.4.2 Experimental Modal Analysis (EMA); 3.4.2.1 Time versus Frequency Domain
Notes 3.4.2.2 SDOF versus MDOF Methods
Print version record
Form Electronic book
Author Machado, Christiano Bittencourt
Chiementin, Xavier
Bernardo-Filho, Mario
ISBN 9781351013628
1351013629