Optimization of hard disk drive motor for better acoustical performance

• Main Author: Yap, Chee Wee.
• Other Authors: Yap Fook Fah
• Format: Final Year Project
• Language: English
• Published: 2010
• Subjects: DRNTU::Engineering::Mechanical engineering::Mechanics and dynamics
• Online Access: http://hdl.handle.net/10356/40313
• Institution: Nanyang Technological University

In this project, a Cheetah Entreprise 3.5’’ Hark Disk Drive(HDD) is tested in the Anechoic Chamber to find out the noises generated by the spindle motor at different speed. The sound power level and sound pressure level are measured and calculated by using the software Bruel & Kjaer – PULSE Lab...