number of revolutions, rpm Nu Nusselt number (hd/k), dimensionless Pr Prandtl number (μCp/K), dimensionless ΔP pressure drop, Pa q˙ heat flux, kW/m2 Re Reynolds number (ud/ν), dimensionless r radius, m S heat transfer area, m2 St Stanton number(Nu/(Re·Pr)), dimensionless T ...
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𝜈𝑠𝑋νsX is assumed to be (𝑁−1)(N-1), where N is the number of independent samples (or turbine revolutions). 𝜈𝑏𝑘νbk was estimated as: 𝜈𝑏𝑘=12(Δ𝑏𝑘𝑏𝑘)−2,νbk=12Δbkbk-2, (5) where the quantity in parentheses is the relative uncertainty ...
𝜈𝑠𝑋νsX is assumed to be (𝑁−1)(N-1), where N is the number of independent samples (or turbine revolutions). 𝜈𝑏𝑘νbk was estimated as: 𝜈𝑏𝑘=12(Δ𝑏𝑘𝑏𝑘)−2,νbk=12Δbkbk-2, (5) where the quantity in parentheses is the relative uncertainty ...