Prototype validation
Solutions to perform structural tests, rotating vibration measurements and noise checks during prototyping steps
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Structural test
Adjust Finite Element Model (FEM): engine, gearbox, body in white
- Multi-channels portable instrument
- FRFs & Coherences with last bump cancellation
- Excel based acquisition sequences
- Integrated EMA software
- Forced excitation
Rotating vibration
Transmissions, timing, crankshaft, steering, tires, motor, turbochargers
- Oversampled high speed tachometer inputs
- Dual shaft synchronous order tracking
- Constant band tracking
- Torsional inputs, angular resampling
Noise checks
Sound quality, sound localization, sound power, spectral content
- Multi channels sound level meter
- Real-time 1/3rd octave results with masks
- Sound quality
- Sound power
- Near field acoustic holography
OROS recommended solutions package
Structural dynamics check
- OR36 -16 channels instrument
- FFT narrow band spectral analysis
- X function, FRFs
- Experimental modal analysis
Rotating machinery R&D
Comprehensive noise system
- OR36 16 channel Teamwork instrument
- Sound quality software
- Sound localization module (Sound Intensity/Holography)
- Multi-channel sound level meter
OROS advantages
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