BendFlow uniformityOptimized guide vaneResistance coefficientTurbulent flowThe bend is one of the most essential components in a piping system, as it significantly influences the overall flow behavior and system efficiency. Its design and performance directly affect pressure loss, flow separation, and ...
The S-bend section is designed so that the bending loss is negligible for TE polarization, and the end separation of the two output ports is large enough (∼2 μm) to be decoupled. The S-bend section includes a sharp bent section (R0=3 μm) to be the TE-passed polarizer, which h...
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Figure 4. Values of coefficient ζ as a function of Reynolds number Re and concentration of sand for the test elbows. Elbows: (a,b)—diameter 63 mm, (c,d)—diameter 75 mm, (e,f)—diameter 90 mm. An analysis of the experimental results and the calculations leads to the conclusion ...
An increase in Re from 5 × 104 to 2 × 106 for elbows with diameters of 63, 75 and 90 mm caused a 7.3%, 6.8%, and 6.0% decrease in the minor head loss coefficient, respectively. Keywords: two-phase flow; sand concentration; PVC and PP 90-degree elbow; pressure drop; minor head...