So, what they do is install a metal wear indicator on the brake pad that makes a loud screeching noise when it contacts the rotor. Hearing this loud squeal from your brakes means that your brake ...

Recent studies have focused on understanding the sources of noise produced by these rotors and developing methods to minimize their acoustic impact while maintaining aerodynamic efficiency.

Helicopter rotor vibration and noise control is a critical area of research aimed at improving the performance and comfort of helicopters. Excessive vibrations can lead to structural fatigue ...

The low-altitude economy in China has flourished in recent years, with an increase in drone manufacturers and expanded ...

as well as high-resolution rotor blade and fuselage aerodynamics. External measurement technologies are used to calculate noise emissions and localise noise sources, as well as to visualise the global ...