Aircraft certification – Exterior noise

As global air travel grows, so does the concern for noise around airports. This leads to increasingly strict legislation. Exterior noise is, therefore, a key priority for the aerospace industry.

Brüel & Kjær provides a complete suite of measurement solutions for benchmarking, troubleshooting and type approval of air vehicles, ranging from sensors to complex solutions.

Solutions for:

• Acoustic material testing of engine duct acoustic liners and interior trim panels – bench and in-situ testing of panel absorption coefficient, impedance, including acoustic panel response at high sound pressure levels
• Air vehicle Noise Certification
• Air Vehicle Flyover Noise Measurement
• Engine Certification/Engine Test
• Exterior Noise Identification
• Ramp Noise
• Wind Tunnel Testing
• Calibration

• Data recording hardware
• Noise Source Identification

• System Summary:  Aircraft Noise Certification Test System
• System Summary:  Flyover Beamforming
• PULSE Approved for Aircraft Noise Certification
• Case Studies:  INTA – Exterior Noise Certification of Airbus A330 MRTT
• Case Studies:  Boeing Commercial Airplane Group Investigations of airframe noise
• Case Studies:  GKN Aerospace
• Putting the Surface Microphone through its Paces at Airbus
• Bridging the University-Industry Gap to Design a Silent Aircraft
• PULSE FRC – Frequency Response Correction Compensation is a Good Thing
• Product Data:  Acoustic Material Testing