ANALYSIS OF PHYSICAL DATA AND ACOUSTICS

Claudio GUARNACCIA ANALYSIS OF PHYSICAL DATA AND ACOUSTICS

0612100060
DEPARTMENT OF CIVIL ENGINEERING
EQF6
BSC DEGREE IN CIVIL ENGINEERING
2024/2025

YEAR OF DIDACTIC SYSTEM 2022
AUTUMN SEMESTER
CFUHOURSACTIVITY
660LESSONS
Objectives
GENERAL OBJECTIVES
THE COURSE AIMS TO DEVELOP KNOWLEDGE OF THE APPROPRIATE MEANS FOR THE REPRESENTATION, INTERPRETATION AND PROCESSING OF DATA FROM MEASUREMENTS AND EXPERIMENTS IN PHYSICS AND ENGINEERING, OF THE BASIC ELEMENTS OF PHYSICAL AND APPLIED ACOUSTICS. IN ADDITION, THE COURSE AIMS TO DEVELOP THE ABILITY TO ANALYSE AND SYNTHESISE DATA IN ENGINEERING PROBLEMS.

KNOWLEDGE AND UNDERSTANDING
THE STUDENT WILL:
- ACQUIRE THE MAIN APPROACHES AND TERMINOLOGY USED IN THE ANALYSIS OF PHYSICAL DATA, METHODS OF ANALYSING EXPERIMENTAL DATA AND RELATED STATISTICAL TECHNIQUES;
- ACQUIRE THE FUNDAMENTAL CONCEPTS OF BASIC ACOUSTICS AND WAVE PHENOMENA.

ABILITY TO APPLY KNOWLEDGE AND UNDERSTANDING
THE STUDENT WILL BE ABLE TO:
- KNOW HOW TO HANDLE A SAMPLE OF EXPERIMENTAL DATA BY DETERMINING ITS STATISTICAL PROPERTIES AND VERIFYING ITS PREDICTIVE ABILITY;
- DESIGN AN EXPERIMENTAL MEASUREMENT AND UNDERSTAND ITS RESULTS IN THE ACOUSTIC FIELD AND BEYOND.

AUTONOMY OF JUDGMENT:
THE STUDENT WILL BE ABLE TO:
- DISCERN THE MOST APPROPRIATE SCHEME FOR ANALYSING A SAMPLE OF EXPERIMENTAL DATA AND FOR DEALING WITH AN ACOUSTICS PROBLEM;
- DETERMINE THE CONDITIONS NECESSARY FOR THE IMPLEMENTATION OF A PHYSICAL MEASUREMENT IN ENGINEERING.

COMMUNICATION SKILLS:
THE STUDENT WILL BE ABLE TO
- COMMUNICATE, IN GROUPS AND INDIVIDUALLY, IN A RIGOROUS AND EFFECTIVE MANNER THE CONCEPTS LEARNED DURING TEACHING RELATED TO THE ANALYSIS OF PHYSICAL DATA AND ACOUSTICS.

ABILITY TO LEARN:
THE STUDENT WILL BE ABLE TO:
- APPLY THE KNOWLEDGE ACQUIRED TO THE CONTEXTS PRESENTED DURING THE COURSE, AS WELL AS TO DIFFERENT CONTEXTS, THROUGH AUTONOMOUS IN-DEPTH WORK.
Prerequisites
FOR A SUCCESSFUL CLASS, IT IS RECOMMENDED TO KNOW THE BASIC PHYSICS KNOWLEDGE, WITH PARTICULAR REFERENCE TO MECHANICAL AND ELECTROMAGNETIC CONCEPTS.
Contents
PRESENTATION AND ANALYSIS OF EXPERIMENTAL DATA (10 HOURS OF THEORY AND 5 HOURS OF EXERCISES):
EXPERIMENTAL DATA PRESENTATION TECHNIQUES. MEASURES OF CENTRAL TENDENCY. MEASURES OF DISPERSION. INTRODUCTION TO DESCRIPTIVE STATISTICS AND ERROR THEORY. STATISTIC MEASUREMENTS RESULTS. DISTRIBUTION OF BERNOULLI, POISSON AND GAUSS. EXPLORATORY DATA ANALYSIS. INFERENCE AND COMPARISON. CHI SQUARE TEST.
PHYSIC METHODS FOR SOLVING ENGINEERING PROBLEMS AND PREDICTIVE MODELS FOR PHYSICAL OBSERVABLES (10 HOURS OF THEORY AND 5 HOURS OF EXERCISES):
PHYSIC METHODS COMPARISON. TIME SERIES ANALYSIS. POISSON PROCESSES. MICRO AND MACRO MODELLING OF PHYSICAL AND ENGINEERING PHENOMENA.
WAVE PHYSICS, ACOUSTICS AND APPLICATIONS TO ENGINEERING (18 HOURS OF THEORY AND 12 HOURS OF EXERCISES):
ACOUSTIC AND MECHANICAL WAVES. FOURIER ANALYSIS. FREQUENCY SPECTRUM. SOUND PRESSURE LEVEL, INTENSITY LEVEL AND SOURCE POWER LEVEL. DECIBEL SCALE AND LEVELS COMPOSITION. SOUND CONTINUOUS EQUIVALENT LEVEL AND SOUND EXPOSURE LEVEL (SEL). PERCENTILE LEVELS. ENVIRONMENTAL ACOUSTICS AND NOISE CONTROL: LEGISLATION AND TECHNICAL ISSUES. ROOM ACOUSTICS AND QUALITY OF INDOOR ENVIRONMENTS. BUILDING ACOUSTICS. NON-DESTRUCTIVE STRUCTURAL HEALTH MONITORING TECHNIQUES BASED ON ACOUSTIC PRINCIPLES.
Teaching Methods
THE CLASS INCLUDE THEORETICAL (ABOUT 36 HOURS), EXERCISE LESSONS AND LABORATORY LECTURES (ABOUT 22 HOURS). DURING EXERCISES AND LAB, A TOPIC TO BE ANALYZED IS ASSIGNED TO THE STUDENTS, UNDER THE SUPERVISION OF THE PROFESSOR. QUESTIONS AIMED AT THE UNDERSTANDING OF THE STUDY OF A PHYSICAL DATA SAMPLE ARE ASSIGNED, VERIFYING THE REAL ABILITY OF THE STUDENTS TO HANDLE AN EXPERIMENTAL MEASUREMENT. IN ADDITION, SIMPLE EXPERIMENTS OF ACOUSTICS WILL BE PROPOSED, TOGETHER WITH SIMULATION OF SOUND LEVEL MEASUREMENTS. MOREOVER, BOTH FOR THE MODELLING AND ANALYSIS STUDY AND FOR ACOUSTICS, PROBLEMS ARE ASSIGNED, IN ORDER TO IMPROVE THE THINKING AND INVESTIGATION SCHEMES OF STUDENTS INVOLVED.
THE CLASS ATTENDANCE IS MANDATORY. THE MINIMUM PERCENTAGE OF PRESENCES IS 70%.
Verification of learning
THE EVALUATION OF CLASS AIMS ACHIEVEMENT IS DONE BY MEANS OF WRITTEN AND ORAL EXAMINATION. THE TIME DURATION OF THE TESTS CAN VARY FROM 2 TO 3 HOURS, ACCORDING TO THE TYPOLOGY OF PROBLEMS AND QUESTIONS. THE CRITERIA ARE FOCUSED ON THE ABILITY OF THE STUDENT TO USE TOOLS TO ANALYSE PHYSICAL DATA AND SOLVE SIMPLE ACOUSTIC PROBLEMS. IN THE WRITTEN EXAM, THE STUDENT IS ASKED TO SOLVE PROBLEMS RELATED TO THE APPLICATION OF FUNDAMENTAL CONCEPTS OF THE CLASS. THE CONSTANT AND SUCCESSFUL PARTICIPATION TO THE ACTIVITIES AND EXERCISES ASSIGNED DURING THE CLASS COULD ALLOW THE STUDENT TO SKIP THE WRITTEN EXAM AND GO DIRECTLY TO THE ORAL EXAM. THE ORAL EXAM FOCUSES ON THE CHECK OF THE SUCCESSFUL LEARNING OF THEORETICAL AND APPLICATIVE ELEMENTS PRESENTED DURING THE CLASS, JUDGING IN PARTICULAR THE CONTENTS, THE ACCURACY OF THE ORAL PRESENTATION, THE VERBAL AND MATHEMATICAL EXPOSITION, THE ABILITY OF CORRELATING DIFFERENT TOPICS OF THE PROGRAM. THE FINAL MARK IS GIVEN IN POINTS WITH A MAXIMUM OF 30, INCLUDING THE RESULTS OF THE WRITTEN AND ORAL TESTS.
THE RESULT “CUM LAUDE” IS OBTAINED CONSIDERING:
-CLARITY OF EXPOSITION IN TERMS OF PROPER SCIENTIFIC LANGUAGE,
-ABILITY TO CORRELATE DIFFERENT TOPICS OF THE CLASS, AND, IF POSSIBLE, TOPICS INCLUDED IN OTHER DISCIPLINES,
-INDEPENDENCE OF JUDGEMENT.
Texts
R. SPAGNOLO, ACUSTICA: FONDAMENTI E APPLICAZIONI, UTET UNIVERSITÀ

G. MONCADA LO GIUDICE, S. SANTOBONI, ACUSTICA, MASSON

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