Actran

Acoustic Simulation Advances Help Manufacturers Innovate to Cut Transport Noise

Retrieved on: 
Friday, December 13, 2019

The more accurate simulation enables engineers to understand how design changes such as shortening the nacelle affect noise emissions so they can optimise the placement of acoustic treatments.

Key Points: 
  • The more accurate simulation enables engineers to understand how design changes such as shortening the nacelle affect noise emissions so they can optimise the placement of acoustic treatments.
  • Recently developed and validated against measurements together with Safran Helicopters Engines , the model enables manufacturers to predict the combustion noise emitted in engines.
  • The forthcoming ISO 360-1 standard reflects growing pressure to reduce automotive pass-by noise, with tyre noise expected to contribute 60% by 2024.
  • "Actran 2020 integrates cutting edge acoustic research and technologies to address today's transport noise challenges," said Yves Detandt, Technical Director at FFT.

New Cradle Software Makes Complex Multi-physics Simulation Realistic for Anyone

Retrieved on: 
Thursday, November 21, 2019

New aero-acoustics simulation in Cradle CFD v2020 makes it easy to analyse flow-induced noise in scFLOW by seamlessly connecting to the Actran acoustics simulation software through a dedicated plugin.

Key Points: 
  • New aero-acoustics simulation in Cradle CFD v2020 makes it easy to analyse flow-induced noise in scFLOW by seamlessly connecting to the Actran acoustics simulation software through a dedicated plugin.
  • Building on the open Functional Mockup Interface (FMI) integration already provided, Cradle now connects directly with more 1-D simulation tools.
  • Cradle Software is an innovative provider of computational fluid dynamics (CFD) simulation software.
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