Elbow fitting / buckling
(ElbowFitting)


Model description

$N$ parallel sharp 90 degree bucklings with the following dependency between $Re$ and the pressue loss coefficient:

It is assumed, that no significant heat transfer takes plance; hence: $$Nu=0$$

  1. Züst S (2017) Model Based Optimization of Internal Heat Sources in Machine Tools. ETH Diss-Nr. 24482.
  2. VDI Wärmeatlas

Parameters

ParameterSymbolUnitDescription
Count\(N\)noneNumber of parallel elbow fittings