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Example: blood_venturi

Figure 15.2 — Example: Blood Venturi

Source: crates/cfd-2d/examples/blood_venturi.rs
Crate: cfd-2d

Overview

2D blood flow through a Venturi constriction using the Immersed Boundary Method and Carreau-Yasuda non-Newtonian rheology.

Key Parameters

ParameterValue
Domain4 cm × 1 cm
Throat stenosis50% (0.5 cm)
Inlet velocityParabolic, max 0.5 m/s
RheologyCarreau-Yasuda blood model
SolverSIMPLEC

Features

  • IBM for geometry enforcement without body-fitted mesh
  • Non-Newtonian viscosity updated per step from local strain rate

Run

cargo run -p cfd-2d --example blood_venturi
```text

## Part Reference

Part VIII — 2-D and Schematic Examples