Alessandro RUGGIERO | CONTROLLO DELLE VIBRAZIONI E DEL RUMORE
Alessandro RUGGIERO CONTROLLO DELLE VIBRAZIONI E DEL RUMORE
cod. 0612500030
CONTROLLO DELLE VIBRAZIONI E DEL RUMORE
| 0612500030 | |
| DIPARTIMENTO DI INGEGNERIA CIVILE | |
| CIVIL AND ENVIRONMENTAL ENGINEERING | |
| 2015/2016 |
| YEAR OF COURSE 3 | |
| YEAR OF DIDACTIC SYSTEM 2012 | |
| SECONDO SEMESTRE |
| SSD | CFU | HOURS | ACTIVITY | |
|---|---|---|---|---|
| ING-IND/13 | 6 | 60 | LESSONS |
| Objectives | |
|---|---|
| THE COURSE GIVES THE FUNDAMENTAL OF ENVIRONMENTAL AND INDUSTRIAL NOISE AND VIBRATIONS MONITORING AND CONTROL. |
| Prerequisites | |
|---|---|
| BASIC KNOWLEDGE OF MATHEMATICS AND PHYSICS |
| Contents | |
|---|---|
| THE STUDY OF VIBRATIONS MATHEMATICAL MODELING, PROBLEM IDENTIFICATION , MATHEMATICAL SOLUTION , PHYSICAL INTERPRETATION OF MATHEMATICAL RESULTS GENERALIZED COORDINATES CLASSIFICATION OF VIBRATION SIMPLE HARMONIC MOTION. REVIEW OF DYNAMICS PRINCIPLE OF WORK-ENERGY PRINCIPLE OF IMPULSE AND MOMENTUM, MODELING OF SDOF SYSTEMS SPRINGS , VISCOUS DAMPING, ENERGY DISSIPATED BY VISCOUS DAMPING , EXTERNAL SOURCES FREE-BODY DIAGRAM METHOD, FREE VIBRATIONS OF SDOF SYSTEMS, HARMONIC EXCITATION OF SDOF SYSTEMS, COMPLEX REPRESENTATIONS, TRANSIENT VIBRATIONS OF SDOF SYSTEMS TWO DEGREE-OF-FREEDOM SYSTEMS, INTRODUCTION DERIVATION OF THE EQUATIONS OF MOTION NATURAL FREQUENCIES AND MODE SHAPES VIBRATION MEASURING INSTRUMENTS ACCELEROMETERS FREE RESPONSE OF UNDAMPED SYSTEMS FREE VIBRATIONS OF A SYSTEM WITH VISCOUS DAMPING, PRINCIPAL COORDINATES, HARMONIC RESPONSE OF TWO DEGREE-OF-FREEDOM SYSTEMS, FREQUENCY RESPONSE, DYNAMIC VIBRATION ABSORBERS DAMPED VIBRATION ABSORBERS, VIBRATION DAMPERS. ACOUSTIC AND NOISE CONTROL INTRODUCTION, DECIBELS: DEFINITION AND USE, DECIBEL ADDITION, DECIBEL SUBTRACTION, DECIBEL AVERAGING; SOUND PRESSURE LEVEL, SOUND POWER LEVEL, SOUND INTENSITY LEVEL; FREQUENCY: DISCRETE FREQUENCIES, TONAL COMPONENTS, OCTAVE FREQUENCY BANDS, OCTAVE BAND LEVELS (1/3), A-, B- AND C-WEIGHTED SOUND LEVELS, CALCULATION OF A-WEIGHTED SOUND LEVEL; TEMPORAL VARIATIONS, SPEED OF SOUND AND WAVELENGTH, LOUDNESS SONS AND PHONS. NOISE MEASUREMENT, THE PHONOMETER, ENVIRONMENTAL MEASUREMENT METHODS, TRAFFIC NOISE. NOISE IN WORK PLACES. EXPERIMENTAL EXPERIENCES IN LAB. |
| Teaching Methods | |
|---|---|
| LECTURES, EXERCISES, LAB ACTIVITY, SEMINARS OF EXPERTS IN THE FIELD, PROJECTION OF DIDACTIC CLIPS. |
| Verification of learning | |
|---|---|
| FINAL ORAL EXAMINATION |
| Texts | |
|---|---|
| V. D'AGOSTINO: FONDAMENTI DI MECCANICA APPLICATA ALLE MACCHINE- CUES G. DIANA- F. CHELI: DINAMICA E VIBRAZIONE DEI SISTEMI- UTET CYRIL M.HARRIS- MANUALE DI CONTROLLO DEL RUMORE- TECNICHE NUOVE – MILANO B&K – NOISE CONTROL- B&K DENMARK |
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