Design of a real-time adaptable decoupled disturbance observer (Addob) on dual-stage controlled HDD systems

• Main Author: Lau, Chan Fan
• Other Authors: Wang Youyi
• Format: Theses and Dissertations
• Language: English
• Published: 2016
• Subjects: DRNTU::Engineering::Electrical and electronic engineering
• Online Access: http://hdl.handle.net/10356/68681
• Institution: Nanyang Technological University

In hard-disk drive (HDD) system, disturbance observer (DOB) is widely used to eliminate external disturbance which is introduced by audio vibration. However, this technology has not been developed in modem dual-stage controlled HDD system yet. Besides this, the performance of DOB is greatly relyi...