Results 101 to 110 of about 742,255 (143)

Frequency-dependent control mechanism of tip leakage vortex unsteadiness in a turbine cascade using unsteady plasma actuation

open access: yes
Tip leakage flow is a major source of aerodynamic loss in turbine cascades, and the unsteady evolution of the tip leakage vortex (TLV) strongly affects the local loss distribution. To study the frequency-dependent response of TLV unsteadiness to unsteady
Jianyang yu   +4 more
core   +1 more source

Visualizing cavitation inception in tip leakage flow of a ducted marine propeller

open access: yes
This paper presents results from high-speed visualization of tip leakage cavitation in a two-bladed ducted marine propeller. The observations highlight the cavitation around the blade tip. Included are: (i) traveling bubble cavitation in the tip gap, (ii)
Panigrahi, Chintan   +2 more
core   +1 more source

Tip end-plate concept based on leakage vortex rotation number control : Leakage vortex rotation number based tip end-plate

open access: yes, 2007
This paper reports on quantitative tests of passive techniques for rotor-tip noise control in ventilating fans using modifications to the blade-tip end-plate as anti-vortex appendages.
Sheard, Anthony G., Corsini, Alessandro
core  

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