An Inertial Clock for Precision Measurements |
From inside the book
30 pages matching rotor angular velocity in this book
Where's the rest of this book?
Results 1-3 of 30
Common terms and phrases
achieved addition adjusted aluminum angular velocity apparatus applied bearing drag behavior Bernard calculated caused Cheung codecay run coefficient coils constant control run corotation runs decay decrease dependence derivative feedback described determined difference discussed double magnetic suspension double suspension drift drive effects equations expected experimental factor follow frequency stability gas drag given height Helmholtz coils improvements increased inertial clock interrotor torsional coupling Leyh lifting force light limit lower magnetic field measured motion noise Nref observed oscillations parameters performed period averages Plot pole piece position precision predicted presented pressure proof rotor period properties proportional feedback readjustment reduce reference angle relative residuals respectively rotational rotor angular rotor decay rotor suspension shown shows shroud rotor signal simulation spindown run Studies Table temperature torque typically upper vacuum chamber variations varied versus yielding zero