The Coriolis Force Did Zero Work, Yet the Impeller Added 1800 J/kg — Energy in a Rotating Frame
·8 min read
A rotating frame conserves rothalpy, not total enthalpy. Coriolis work stays at 0 J/kg while impeller head still rises by 1800 J/kg.
Solving an Impeller by Holding It Still — Rotating Frames and MRF
·7 min read
Coriolis and centrifugal sources at 1.2 rad/s, plus the MRF interface map from relative to absolute velocity, checked by a free particle.