Structural Dynamics and Control of Large Space Structures1981 - 136 pages |
Contents
LANGLEY RESEARCH CENTER FLEXIBLE BEAM EXPERIMENT | 1 |
DYNAMICS AND CONTROL OF COUPLED RIGIDFLEXIBLE BODIES | 21 |
ADJUSTED FEEDBACK CONTROL FOR INCOMPLETE DECOUPLING PROCEDURES | 27 |
8 other sections not shown
Common terms and phrases
A₂ adaptive control ADAPTIVE/LEARNING algorithm closed-loop colocated COMPLETELY DECOUPLED component failure computed control actuators Control of Large control system cosh damping rate dash pot differential equations Dynamics and Control eigenvalues eigenvector estimates f₁ feedback gains Figure 11 FLEXIBLE BEAM EXPERIMENT flexible modes free-free beam given in equation initial input Langley Research Center LaRC Large Space Structures latent roots latent vectors LIKELIHOOD FUNCTION matrix polynomial modal amplitudes modal control MODAL DAMPING RATIO Modal frequency mode shapes MODEL Figure motions NASA Langley Research number of modes ORDER MODEL parameter identification parity relations partial differential equation perturbation pitch command problem Research Center Hampton RESEARCH TASK Riccati equation ROLL ROOT LOCUS sensors and actuators sinh solution Space Structures October spacecraft Structural Dynamics Structures October 30-31 System identification transfer function true system values Workshop ZERO COMMAND