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Naval hydrodynamics & signature: how Ansys helps

Under the waterline, drag, cavitation, and acoustic signature decide range and detectability. Hydrodynamic simulation lets maritime teams refine hulls and propulsors without endless tow-tank runs.

Naval hydrodynamics & signature simulation visualization

Illustrative simulation render. Actual studies are built to your geometry and requirements.

The Ansys tools that model it

  • Fluent — Free-surface and multiphase CFD for hull resistance, propulsor performance, and cavitation.
  • Aqwa — Hydrodynamic diffraction and seakeeping of floating platforms in real sea states.
  • Mechanical — Structural response, slamming loads, and vibration of hulls and appendages.
Who funds it

Programs that fund this work

Typical funders: Navy / ONR · DIU · NSIC. Explore award sizes, deadlines, and direct links to every source in the Funding Finder.

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What we provide

Free to start

Free Ansys evaluation licenses for the tools above, free engineering support to apply them to your MVP, and a free check on your Ansys Startup Program eligibility. Software and engineering only, never application advice.

How the free offers work →
Talk it through

Simulating naval hydrodynamics & signature? Let's get Ansys in your hands.

Tell us about your project — incorporated, in stealth, or still an idea — and we'll line up the right Ansys tools and an engineer to help you validate the physics.

We reply in under 20 minutes

Relevant Ansys product pages: Fluent on ansys.com ↗ Aqwa on ansys.com ↗ Mechanical on ansys.com ↗