Optimization of power distribution of diffracted laser beams in multi-point laser doppler vibrometer

• 主要作者: Chen, Guofei.
• 其他作者: School of Mechanical and Aerospace Engineering
• 格式: Theses and Dissertations
• 語言: English
• 出版: 2013
• 主題: DRNTU::Engineering::Mechanical engineering
• 在線閱讀: http://hdl.handle.net/10356/54770

Vibration measurement is important to high prec1s10n machining and structural health monitoring. Techniques for vibration measurement are classified in two categories: contact mode and · non-contact mode. Non-contact mode measurement, such as that using Laser Doppler vibrometer (LDV), is pr...