An efficient and robust method for predicting helicopter rotor high-speed impulsive noise

Physics & Astronomy

• approximation 12%
• far fields 20%
• flight 11%
• flow distribution 9%
• formulations 32%
• high speed 44%
• noise prediction 30%
• predictions 6%
• preprocessing 14%
• quadrupoles 49%
• resources 11%
• rotary wings 92%
• rotor speed 91%
• rotors 11%
• turbine wheels 19%

Earth & Environmental Sciences

• flight 16%
• flow field 17%
• impulsive noise 100%
• method 12%
• prediction 29%
• resource 10%
• speed 38%

Engineering & Materials Science

• Derivatives 16%
• Flow fields 16%
• Helicopter rotors 75%
• Impulse noise 69%
• Rotors 28%