... 14 June 2003 03 05 2004 torque measurement magnetic fluids viscosity magnetohydrodynamics rotational flow two-phase flow The fitted values of τ for the water-based and Isopar-M ferrofluids are in agreement with the Brownian relaxation times obtained in Section 2 (shown...

... valves aerodynamics anemometry actuators torque measurement flow control pipe flow Butterfly valves are common industrial piping components, which are used for flow control or safety equipment in a variety of processes, (Eom 1 , Silvester 2 , and Morris et al. 3 4 ). A butterfly valve...