Invariants of velocity gradient tensor in supersonic turbulent pipe, nozzle, and diffuser flows
Sign Up to like & getrecommendations! Published in 2018 at "Physics of Fluids"
DOI: 10.1063/1.5004468
Abstract: Velocity gradient tensor (VGT) analysis of high-order accurate direct numerical simulation data of supersonic pipe, nozzle, and diffuser flows at computationally moderate Reynolds numbers is performed. Joint probability density functions of second and third invariants… read more here.
Keywords: diffuser flows; nozzle diffuser; velocity gradient; pipe nozzle ... See more keywords
Performance Improvement and Two-Phase Flow Study of a Piezoelectric Micropump with Tesla Nozzle-Diffuser Microvalves
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Applied Fluid Mechanics"
DOI: 10.29252/jafm.12.02.27886
Abstract: The Present article aims to design a piezoelectric micropump using a combinational form of microvalves with sufficient diodicity in low-pressure gradients. The goal is to enhance the capability of piezoelectric micropumps with Tesla-type valves in… read more here.
Keywords: nozzle diffuser; performance; piezoelectric micropump; micropump ... See more keywords