Simulator study of an active control system for a spinning body
National Aeronautics and Space Administration, 1962 - Crafts & Hobbies - 20 pages
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20D OTS price ACTIVE CONTROL SYSTEM Adams Aeronautics and Space air bearing approximately l2 degrees automatic precession axis of symmetry calculated maximum value controller provides D155 NASA NASA D555 National Aeronautics damping gain Deceemer Decmbber deg/sec degrees per second gimbal deflection gyros inertia ratio inertial simulator mounted James keep the vehicle l0 degrees l2 seconds light-sensor signals Model simulator tests movable weights displaced NASA NASA TN NASA TECHNICAL NOTE NASA TN D155 necessary to keep outer gimbal POTENTIOMETER PREAMPLIFIER principal axes product of inertia provides the torque rate-gyro signals reference line Response of simulator results show ro,shaped rod-shaped configurations shown in figure simulator in disk SIMULATOR STUDY simulator with IyAx slug-ft2 Space Administration spin rate SPINNING BODY spinning vehicle spinning wheel TECHNICAL NOTE D555 TN D155 NASA TN D555 National torque is required torque necessary type of controller vehicle spinning wheel damping controller Wheel spinning wobble damping wobble motion