SPECIFIC MEASUREMENTS
- Noise and vibration diagnosis on board ships
- Sound Reduction Index (bulkheads, walls, decks…)
- Vibration analysis and diagnosis on machinery, ship propulsion and auxiliary equipment
- Operational Deflection Shapes of structures
- Vibration isolation of machinery, anti-vibration mountings
- Torque measurements on shaft
- Torsional vibrations, natural frequencies, eigenfrequencies
- Strain measurement, stress, displacement of structures
- Exhaust back-pressure, pressure, pressure drop measurements
- Hull pressure fluctuation measurement
- Underwater noise measurements, impact of ships and offshore structures
- Specific measurements on demand
![Operational deflection shape LNG carrier](http://www.nv-ship.com/wp-content/uploads/2017/03/deformee-operationnelle-300x227.jpg)
![](http://www.nv-ship.com/wp-content/uploads/2017/03/EXP_DIAG_3_low-300x225.png)
![Vibration measurement on yacht machinery](http://www.nv-ship.com/wp-content/uploads/2017/03/caracterisation-vibratoire-propulsion-yacht-300x227.jpg)
![Noise and Vibration diagnosis aboard ship](http://www.nv-ship.com/wp-content/uploads/2017/03/diagnostic-bruit-et-vibration-a-bord-dun-navire-300x227.jpg)
REGULATORY MEASUREMENT
- Noise and vibration exposure of crew members, seafarers – directive 2003/10/EC noise and 2002/44/EC vibration
- Noise and vibration compliance with regulation, standards and specifications
- Sea trials and Commissioning measurement
- Compliance with rules of classification societies (COMF-NOISE, COMF-VIB…)