이공학도를 위한 음향학 이론의 핵심

CHAPTER 01 서 론
1.1 음파의 분류 ·························································································· 1
1.2 소리의 3요소 ························································································ 4
1.3 음향학에서의 기본 3가지 물리량 ························································ 5
1.4 데시벨(dB)의 정의 ················································································ 7

CHAPTER 02 진 동
2.1 단조화 진동 ························································································ 11
2.2 초기 조건에 따른 단조화 진동의 해 ················································ 16
2.3 단조화 진동의 다른 예 ······································································ 19
2.4 감쇠 진동 ···························································································· 23
2.5 강제 진동 ···························································································· 32

CHAPTER 03 탄성률, 음속 그리고 음향 임피던스
3.1 변형력과 변형률 ················································································· 47
3.2 탄성률 ································································································· 48
3.3 탄성률과 음속 ···················································································· 53
3.4 음향 특성 임피던스 ··········································································· 56

CHAPTER 04 파 동
4.1 평면 진행파 ························································································ 61
4.2 음향 파워, 음향 강도 및 음향 에너지 ············································· 65

4.3 파동의 중첩 ························································································ 71
4.4 정상파 ································································································· 76
4.5 파동방정식과 그 해 ··········································································· 85
4.6 진행파 방정식 ·················································································· 100

CHAPTER 05 반사와 투과
5.1 줄에서의 펄스파 반사와 투과 ························································· 103
5.2 유체에서 음파의 반사와 투과 ························································· 108

CHAPTER 06 구면파의 전파와 음장
6.1 구면파의 특성 ·················································································· 125
6.2 호흡구로부터 구면파의 방사 ··························································· 130
6.3 음향 쌍극자의 음파 방사 ································································ 132
6.4 선음원에서의 음파 방사 ·································································· 136
6.5 피스톤형 음원에서의 음파 방사 ····················································· 141

CHAPTER 07 파형 분석
7.1 주기파의 주파수 해석 - 푸리에 급수 ············································ 159
7.2 복소 푸리에 급수 ············································································· 170
7.3 비주기파의 주파수 해석 - 푸리에 변환 ········································ 172