Parameter

4.6.5.4 noise minimization

Techniques and technologies used to reduce noise levels generated by aircraft propulsion systems, including acoustic treatments, optimized fan and engine designs, and active noise control systems, aiming to minimize noise pollution and improve overall passenger comfort and environmental sustainability.

Hierarchy

4 technological themes
4.1 active aircraft control
4.2 data transfer technologies
4.3 energy carriers
4.4 net zero technologies
4.5 operational technologies
4.6 aircraft propulsion
4.6.1 propulsor integration on airframe
4.6.2 converting shaft power to thrust
4.6.3 converting fuel to shaft power
4.6.4 non-combustion based engine integration
4.6.5 other propulsion technologies
4.6.5.1 waste heat for anti-ice
4.6.5.2 active noise cancellation (phase control)
4.6.5.3 additive manufacturing of propulsion components
4.6.5.4 noise minimization
4.6.5.5 range extension
4.7 aircraft structures

Scenario relevance

Number of parameter occurrence per scenario.

Input
Output
1
1
Optimising together
N/A
Stripping down
N/A
Tech for you
N/A
Mad max

Milestone Timehorizon

PESTEL categories

Current

Short term

Medium term

Long term

Little to many relations with other Milestones