eOSSP Open Source Simulation
evolution-nvh ('e-nvh') is an eOSSP App for comprehensive & highly efficient NVH Assessments, see below. e-nvh comes with a library for the evaluation of FEA and/or measurement based NVH results in both time & frequency domain, including - Fourier Analysis & Synthesis - Computation of Velocity Levels, Narrow & Octave Band Spectra - Analysis of Transfer Functions - Determination of MAC Correlations - Spline Functionalities - Support for ASCII File Formats et al e-nvh is available as source code, and in object & executable forms. So, don't hesitate to contact us >> for your individual NVH Evaluation benchmark and your tailored quote... |
Ref.: BMW V12 Engine - Structure born Noise vs. Engine Speed
Integral Velocity Levels (1kHz Band)
Integral Velocity Levels (1kHz Band)
![]() 1.000 RPM (1kHz Band) |
![]() 2.000 RPM (1kHz Band) |
![]() 3.000 RPM (1kHz Band) |
![]() 4.000 RPM (1kHz Band) |
![]() 5.000 RPM (1kHz Band) |
![]() 6.000 RPM (1kHz Band) |
Ref.: Liebherr Refrigerator Compressor Components - NVH
Velocity Levels - 3rd Band Spektras

Velocity Levels - 3rd Band Spektras

Ref.: BMW I4 Crankshaft - Normal Modes Verification
MAC Correlation of FE Models

MAC Correlation of FE Models
