FastBEM AcousticsV9

FastBEM Acoustics V9.0

Solving large-scale acoustic models using the high-performance FastBEM solvers

Accelerate radiation, scattering, interior-noise, and high-frequency simulations with optimized FMM, ACA, and direct BEM solvers.

Download 30-day trialReview V9 benchmarks
Computed acoustic field surrounding an Airbus A320 model
Airbus A320 acoustic field simulation. FastBEM supports large exterior models without requiring a volume mesh.
>4XFMM solver faster than V8.
4–8XACA solver faster than V8.
≈1.1XDirect solver faster than V8.
Bar chart showing V9 speedups over V8: approximately 1.1 times for the direct solver, 4.6 to 7.8 times for ACA, and more than 4.2 times for FMM
BEM model solution speedup based on V8.0 wall time divided by V9.0 wall time at ka=2 and ka=20.

Choose the right method

One acoustic model, four solver strategies

Match memory, frequency, and model scale without moving between disconnected tools.

Very large models

Fast multipole BEM

Low-memory fastest iterative solver for models extending to millions of unknowns.

Compressed systems

ACA BEM

Adaptive matrix compression for efficient wideband acoustic wave studies.

Reference solutions

Direct BEM

Highly optimized dense assembly and MKL solution for smaller and medium models.

High frequency

HFBEM

Specialized and quick high-frequency solutions for large radiation problems.

Engineering applications

Proven on complex exterior and interior acoustic models

Scattered acoustic pressure contour on a horizontal field surface beneath an AUV

Scattering from Autonomous Underwater Vehicle (AUV)

20 kHz full-space analysis with 362,542 boundary elements and 1,782,225 field points.

Scattered acoustic pressure contour beneath a ship in a soft acoustic half-space

Scattering from a ship model

2 kHz soft half-space analysis with 100,264 boundary elements and 749,316 field points.

Animated Airbus A320 landing-noise field on the ground

Airbus A320 landing noise

539,722 elements with engine excitation at ka=61.5, or 90 Hz.

FastBEM View displaying a wind-turbine sound pressure level contour

FastBEM View

Integrated model setup and sound-pressure-level visualization for a wind turbine.

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