ACOSS Eleven (Active Control of Space Structures)
Abstract:
Major sections of this report include Simulation extension projects, and HALOHigh Altitude Large OpticsROFTRapid Optics Fabrication Technology. Keywords Space-based infrared surveillance, Infrared terrestrial scene simulation, Signal processors, Materials characterization for space optics, Large flexible space structures, Line-of-sight stabilization, Precision pointing, Vibration control, Wideband disturbance accommodation, Reduced-order modeling, ActuatorSensor selection, Disturbance-rejection control, Leinar- quadratic-Gaussian control, Loop transfer recovery, Stability robustness, Stability and performance robustness, ACOSS model no. 2, Electromechanical actuator dynamics, Transmission-type and reaction-type actuators, High resolution spectrum identification, Autocorrelation desampling, Distributed parameter system identification , Cubic spline approximation, Large angle slew control Linear trackingDisturbance accommodation control, Analytic fourier transform.