2025.1
Create and evaluate evaluation lines and optimize interfaces to eliminate squeak and rattle issues.
Explore the SnRD Pre-Processing user interface.
Use the tools in the Setup Group to setup evaluation lines and define loadcases.
View new features for HyperMesh NVH 2025.1.
Learn the basics and discover the workspace.
Discover NVH functionality with interactive tutorials.
Access the Assemble, Analyze, NVH Tools, NVH Post, and Physics AI ribbons.
High frequency NVH is an implementation of Statistical Energy Analysis (SEA), and is used to predict and analyze the vibration and acoustic response of complex dynamic systems.
Technology and problem evaluation approaches used in SnRD.
Convert rigid connections from a NVH model into flexible connections for squeak and rattle assessment.
Import all data required for the squeak and rattle analysis preparation.
Use the Define Interface tool to create, import, and edit geometric lines along the interfaces to evaluate.
Use the Create E-Lines tool to create evaluation lines at component interfaces.
Use the Manage E-Line tool to review and manage E-Lines.
Setup loadcases to solve and extract results.
Use a variability study to examine how squeak and rattle risks are affected by manufacturing variations.
Use the Manage E-Points tool to modify local system collectors and evaluation points.
Evaluate loadcase and export solver deck.
Launch and explore Squeak and Rattle Director post processing.
Use of Altair Ziegler SnRD Material Database.
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