High precision on-line error compensation method for drift error of gyro with suspension rotor

• Main Authors: REN YUAN, WANG WEIJIE, XIN CHAOJUN, XIA CHANGFENG, YAO HONG, CAI YUANWEN, XU GUOFENG
• Format: Patent
• Language: English
• Published: 09.12.2015
• Subjects: GYROSCOPIC INSTRUMENTS; MEASURING; MEASURING DISTANCES, LEVELS OR BEARINGS; NAVIGATION; PHOTOGRAMMETRY OR VIDEOGRAMMETRY; PHYSICS; SURVEYING; TESTING

The invention relates to a high precision on-line error compensation method for drift error of gyro with suspension rotor. Based on the rigid body dynamics basic principle, a gyro disturbed torque model is established; based on an axial direction Lorentz force magnetic bearing, a high precision anal...