Results 241 to 250 of about 64,913 (299)

Friction coefficient of skin in real‐time

Skin Research and Technology, 2003
Background/purpose: Friction studies are useful in quantitatively investigating the skin surface. Previous studies utilized different apparatuses and materials for these investigations but there was no real‐time test parameter control or monitoring. Our studies incorporated the commercially available UMT Series Micro‐Tribometer, a tribology instrument
Raja K, Sivamani   +3 more
openaire   +2 more sources

Hot-wire anemometer measurement of local skin friction coefficient

Thermophysics and Aeromechanics, 2010
Based on fine measurement of time-averaged data of hot-wire anemometer we have developed the method determining local values of skin-friction coefficient in the vicinity of the wall on the planar porous surface at the flow past which the noncanonical turbulent boundary layer is formed.
A. V. Boiko, V. I. Kornilov
openaire   +1 more source

Active Metamaterial Skins for Friction Coefficient Control

2020
Nature is ripe with biological organisms that possess unique capabilities of changing their skin for various purposes. In particular, many of these natural phenomena are derived from their unique surface topographies. Many attempts have been made to optimize artificial surfaces to increase or decrease friction depending on operational needs. This study
Yujin Park, Kenneth J. Loh
openaire   +1 more source

Reference temperature method for predicting turbulent compressible skin-friction coefficient.

AIAA Journal, 1973
G0'(0) - 1.128379, Gi(G) = 0.354998, G2'(0) - -0.262704(7) Thus, G'(0) - 1.128379 + 0.354998e - 0.262704e 2 (8) Another result of importance is the drag-coefficient Cf which is given by (Ref. 1) CAN) = (9) [2N(N+\)Y/(N+1) In Table 1 we compare the results given by present analysis with those of Ref.
FRANK L. CLARK, THEODORE R. REEL
openaire   +1 more source

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