Fluid · Rail & Transit
Transient Semi-Lagrangian Advection for Rail & Transit
Apply the transient semi-lagrangian advection to real rail & transit problems — in the browser, with AI assistance.
This is the transient variant of the Semi-Lagrangian Advection. Semi-Lagrangian schemes trace characteristics backward in time and interpolate, giving stability at large timesteps — the basis of Stam's Stable Fluids.
In rail & transit, teams face challenges like aerodynamics, track loading, braking thermal. The transient semi-lagrangian advection directly supports use cases such as train aerodynamics, rail structural fea, brake thermal analysis, and PolySim's AI Copilot can recommend settings and catch common setup errors before you run.
Typical Rail & Transit use cases
- Train aerodynamics
- Rail structural FEA
- Brake thermal analysis
Upgrade your workspace
Research Paper Repro Kit — $29
Tools to reproduce and publish results from a paper.
Recommended products
Data Export Pack
$2Unlock bulk CSV/HDF5 export for a project's full result set.
Multi-Physics Solver Session
$12A coupled multi-physics solve linking fluid, thermal, and structural nodes.
Biology Simulation Kit
$19Population dynamics, reaction networks, and cellular models.
Custom Node Development
$200We develop a custom simulation node to your specification.
Custom Branding on Embeds
$9Put your own logo and colors on public embeds.
AI Copilot Power-User Workshop
$15Get expert-level results from the AI Copilot.