(1) The flow conditions at which the discharge is a maximum for a given specific energy, or at which the specific energy is a minimum for a given discharge. (2) In reference to Reynolds' critical velocities, the point at which the flow changes from streamline or non-turbulent to turbulent.
CRITICAL FLOW
Meaning of CRITICAL FLOW in English
Environmental engineering English vocabulary. Английский словарь экологического инжиниринга. 2012