Project study

Pressure loss and flow uniformity in exhaust routing

CFD comparisons of exhaust paths combined system resistance, branch split, section uniformity and packaging in a documented routing trade study.

Flow paths through an exhaust-routing alternative — Off-highway · CFD simulation

Industry: Off-highway
Services: CFD simulation

Engineering question

Alternative exhaust paths had to be judged for distribution, secondary flow and installation space as well as pressure loss.

Model & approach

Simulate line sections and routing variants under comparable gas states
Evaluate pressure balance, branch split and selected cross-section profiles together

Boundary conditions

Hot internal gas flow in single- and multi-branch lines
Project-specific operating states and constrained packaging

Results of the assessment

The variants showed different compromises between low resistance, balanced split and compact routing.
Section fields explained where local turns governed system behaviour.

Engineering consequence

The assessment supported a system decision that weighted flow quality and packaging together rather than selecting an isolated best value.

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