The dynamical equations of a flexible spacecraft with VSCMGs(variable speed control moment gyroscopes) are established via the Lagrange equations in terms of quasi-coordinates and the momentum theorem.

The domestic and foreign fault diagnosis methods for the gyroscopes and the latest development are analyzed and concluded.

Stabilization properties of airborne imaging platform based on position gyro and rate gyro;

Principle of the effect of gyro misalignment on the stabilization platforms accuracy;

Design and simulation of accelerometer based gyro-free inertial navigation system;