표제지
Abstract
목차
기호 설명 10
제1장 서론 11
제2장 이론적 배경 12
2.1. 진동 12
2.2. 1자유도 시스템의 진동 12
2.3. 다자유도 시스템의 진동 13
2.4. 진동의 발생 18
2.4.1. 회전 불균형 18
2.4.2. 공진 20
2.5. 열응력의 Mohr's circle 21
제3장 주파수 분석 실험 및 결과 23
3.1. 진동 분석 실험 23
3.1.1. 실험 개요 23
3.1.2. 실험장비 23
3.1.3. 진동 분석 실험 결과 24
제4장 Conmputer Simulation 및 결과 28
4.1. Computer Simulation 모델 28
4.2. Computer simulation 결과 29
제5장 구조안정화 설계안 도출 31
5.1. 문제점 분석 및 구조안정화 방향 설정 31
5.2. 설계 개선안 #1 31
5.3. 설계 개선안 #2 33
5.4. 설계 개선안 #3 34
5.5. 설계 개선 효과 37
제6장 결론 및 고찰 39
참고문헌 40
[Table 3.1] Spec. of the test equipments 24
[Table 3.2] Natural frequencies and mode shapes from experiment 27
[Table 4.1] Natural frequencies and mode shapes from the experiment and simulation 30
[Table 5.1] Natural frequencies of the original model and the alteration #1 32
[Table 5.2] Comparison of vibration magnitudes 33
[Table 5.3] Natural frequencies of the original model and the alteration #2 34
[Table 5.4] Comparison of vibration magnitudes 34
[Table 5.5] Natural frequencies of the original model and the alteration #3 35
[Table 5.6] Comparison of vibration magnitudes 36
[Table 5.7] Natural frequencies of the original model and the final model 37
[Table 5.8] Comparison of the vibration magnitude 37
[Fig 2.1] One degree of freedom system 13
[Fig 2.2] Two degree of freedom system 14
[Fig 2.3] Mode shapes of vibrations 17
[Fig 2.4] A dynamic system with rotating unbalance 18
[Fig 2.5] Vibration amplitude of according to the operating speed 21
[Fig 2.6] Mohr's circle in ideal maching 22
[Fig 2.7] Mohr's circle in real machining 22
[Fig 3.1] The setup for the frequency response test 23
[Fig 3.2] The locations of the sensors 24
[Fig 3.3] Transfer functions of the Glass Cutting Machine 25
[Fig 3.4] Natural frequencies and mode shapes of the Glass Cutting Machine(experiment) 26
[Fig 4.1] Simulation model 28
[Fig 4.2] Natural frequencies and mode shapes of the Glass Cutting Machine(simulation) 29
[Fig 5.1] Design alteration #1 32
[Fig 5.2] Heights of support of the original model 33
[Fig 5.3] Support of the original model 35
[Fig 5.4] Vibration magnitudes of the original model and the final model 38
(2-1) (제목없음) 12
(2-2) (제목없음) 12
(2-3) (제목없음) 14
(2-4) (제목없음) 14
(2-5) (제목없음) 14
(2-6) (제목없음) 14
(2-7) (제목없음) 15
(2-8) (제목없음) 15
(2-9) (제목없음) 15
(2-10) (제목없음) 15
(2-11) (제목없음) 15
(2-12) (제목없음) 16
(2-13) (제목없음) 16
(2-14) (제목없음) 16
(2-15) (제목없음) 17
(2-16) (제목없음) 17
(2-17) (제목없음) 19
(2-18) (제목없음) 19
(2-19) (제목없음) 19
(2-20) (제목없음) 19
(2-21) (제목없음) 20
(2-22) (제목없음) 20