쉽게 배우는 기본 유체역학

머리말 / 3

제1장 서론 ·········································································9
1.1 유체역학 소개 ·························································11
1.2 차원 ···································································12
1.3 단위 ···································································12
1.4 역학에 관한 단위 ······················································17
1.5 단위 연산 ······························································21
∙ 연습문제 1 ·······························································26

제2장 유체의 물리적 성질 ·······················································31
2.1 유체의 특성 ···························································33
2.2 밀도, 비중량, 비중 ····················································34
2.3 점성 ···································································37
2.4 쿠에트 유동 ···························································46
2.5 압력 ···································································53
2.6 온도 ···································································56
2.7 이상기체 ·······························································57
2.8 압축성과 체적탄성계수 ·················································60
2.9 표면장력과 모세관 현상 ···············································65
∙ 연습문제 2 ·······························································70

제3장 유체 정역학 ·······························································81
3.1 개요 ···································································83
3.2 한 점에서 압력의 성질 ················································83
3.3 정지 유체에서 압력 변화 ··············································88
3.4 기압계와 압력계 ·······················································94
3.5 액주계 ·································································98
3.6 평면 표면에 작용하는 압력 힘 ·······································108
3.7 곡면 표면에 작용하는 압력 힘 ·······································116
3.8 부력 ··································································120
3.9 가속도를 받는 유체질량 ··············································125
∙ 연습문제 3 ······························································132

제4장 유동의 기본 방정식 ·····················································151
4.1 유동 형태 ·····························································153
4.2 연속방정식 - 1차원 정상유동 ········································167
4.3 연속방정식 - 미분형 ·················································172
4.4 1차원 유동 - Euler 방정식 ··········································179
4.5 베르누이 방정식 ······················································181
4.6 베르누이 방정식 응용 ················································187
4.7 에너지 방정식 ························································203
4.8 운동에너지 수정계수 ··················································210
4.9* Navier-Stokes 방정식 ·············································213
∙ 연습문제 4 ······························································216

제5장 유동시스템의 운동량 해석 ··············································235
5.1 선형운동량 방정식 ····················································237
5.2 운동량 수정계수 ······················································239
5.3 관 유동 ·······························································240
5.4 분류에 의한 충격력 ···················································245
5.5 운동하는 날개에 작용하는 충격력 ····································251
5.6 개수로 유동 ··························································255
5.7 로켓의 추진력 ························································258
5.8 각운동량 방정식 ······················································260
∙ 연습문제 5 ······························································270

제6장 차원해석과 상사법칙 ····················································285
6.1 차원해석 ······························································287
6.2 Buckingham 파이정리 ···············································288
6.3 실험 데이터의 상호관계 ··············································298
6.4 유체역학에서 많이 사용하는 무차원수 ································301
6.5 상사법칙 ······························································304
6.6 실험과 불완전 상사 ···················································307
6.7 물체 주위 유동 모형 ·················································311
∙ 연습문제 6 ······························································314

제7장 내부 유동 ································································323
7.1 서론 ··································································325
7.2 층류유동과 난류유동 ··················································326
7.3 원관 입구 영역 ·······················································328
7.4 원관 내 층류유동 ·····················································331
7.5 평판 사이 층류유동 ···················································342
7.6 관로 손실 ·····························································349
7.7 곧은 원관에서 마찰손실 ··············································350
7.8 비원형관 ······························································360
7.9 부차적 손실 ··························································364
7.10 배관 시스템 ·························································379
∙ 연습문제 7 ······························································383

제8장 외부유동-항력과 양력 ···················································399
8.1 개요 ··································································401
8.2 항력과 양력 ··························································402
8.3 마찰항력과 압력항력 ··················································406
8.4 물체 형상과 항력계수 ················································408
8.5 낙하 물체의 종말속도 ················································414
8.6 익형의 양력 ··························································416
8.7 회전에 의한 양력 ·····················································420
∙ 연습문제 8 ······························································423

제9장 유체기계-터보기계 ·······················································433
9.1 유체기계의 에너지 변환 ··············································435
9.2 펌프동력, 터빈동력 ···················································436
9.3 펌프 종류 ·····························································442
9.4 펌프 성능 ·····························································456
9.5 펌프에서 여러 가지 현상 ·············································468
∙ 연습문제 9 ······························································471

연습문제 풀이 및 정답 ·························································483
∙ 참고문헌 ·································································613
∙ 단위 변환 ·······························································614
∙ 찾아보기 ·································································615