Service Overview

ExCAE provides professional acoustics and NVH (Noise, Vibration, Harshness) analysis consulting covering acoustic modal analysis, vibro-acoustic coupling, ultrasonic propagation, and sonar simulation.

Service Scope

  • Acoustic Analysis: Sound field distribution, sound pressure level, sound power
  • Vibro-acoustic Coupling: Structure vibration and sound field interaction
  • Acoustic Modal: Acoustic system natural frequencies and mode shapes
  • Noise Control: Noise reduction scheme design and evaluation
  • Ultrasonic Simulation: Ultrasonic propagation and detection signal simulation

Technical Capabilities

  1. FEM Acoustics: Finite element method acoustic analysis
  2. BEM Acoustics: Boundary element method for exterior acoustics
  3. SEA: Statistical energy analysis for high-frequency acoustics
  4. Multi-physics Coupling: Structural-acoustic-fluid coupling analysis

Application Domains

  • Automotive NVH performance development
  • Aero-engine noise control
  • Electronics acoustic design
  • Building acoustics design
  • Underwater acoustics and sonar