VA ONE - SEA for Automotive Applications
Learn how to build a SEA model of a car and perform sound pack analysis.
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Audience
NVH Engineers, Acoustic Test Engineers, etc.
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Prerequisites
Basic knowledge of acoustic, NVH, and of CAE software.
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LEARNING PATH
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SUGGESTED COURSES
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DESCRIPTION
This course focuses on an introduction to VA One SEA for automotive applications. The trainee will learn how to build a SEA model of a vehicle from a FE Model to be able to perform sound pack analysis and interior noise performance assessment.
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TRAINING PROGRAM
Day 1 – Introduction to VA One and SEA
- Basics of Statistical Energy Analysis
- Introduction tVA One (GUI, Database)
- SEA subsystems and Analysis
- Noise Control Treatments
- Exercises: basic examples for the trainee tunderstand how trun a model (TL, Power Inputs)
Day 2 – SEA for Automotive 1
- Focus on how tbuild the structure and cavities
- State-of-the-art partitioning
- Interior and exterior cavities
- Diffraction and junction modifications
- Trim Modeler and NCT
- How tmodel and apply porous media
- Exercises: build parts of a vehicle(Firewall, wheel arches) with Cavities and perform subsystem TL
Day 3 – SEA for Automotive 2
- Sanity check
- How tensure the quality of a SEA model
- Loads and input tthe model
- Perform various studies on the SEA model:
- Contribution analysis
- Transfer Function
- Interior noise performance enhancement
- Exercises: perform various analyses on the complete SEA model