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SAGS Acquisition Simulation II1
Reaction Wheel Control System Design Studies IIIl
RollYav Fine Control Study IV1
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Acquisition with Baseline angle Baseline Parameters 89 bias momentum bolometer circular sector components control system Damping Coefficient deadband disturbance torques eddy current effect equations Error/Roll Torque Gain Error/Yaw Torque Gain evaluated Figure VII-2 flexure ft-lb ft-lb-sec ft-lb/gauss Function of Damping Function of Wheel Function of Yaw Gain Roll Gimbal horizon scanner in-oz initial roll error magnetic moments magnetic torques mechanism motion motor Normal to Orbit orbit plane orbit rate Orbital Eccentricity performance pickoff pitch acquisition products of inertia rad/sec reaction wheel roll and yaw Roll Gimbal System Roll/Yaw Acquisition rotating SAGS control satellite scan cone simulation slug-ft2 solar array SOLAR PRESSURE solar radiation pressure spacecraft steady-state Sun in Orbit Sun Normal tachometer thermal boom bending Torque Gain Roll Torque Gain Roll-Yaw Torque Gain Single Torque Versus Frequency torques due torsional spring Transient Response vehicle wheel assembly Wheel Momentum wheel speed wire Yaw Spring Constant zero