TABLE D.1 The Decadal Survey’s Top-Ranked R&T Challenges for Safety Importance (those challenges scoring a “9” for safety) (9 is highest score; 1 is lowest)

R&T Challenge by Discipline/Area

Suitability for NASA to Address in its R&T Programs

Propulsion and Power

 

Intelligent engines and mechanical power systems capable of self-diagnosis and reconfiguration between shop visits

6

Improved propulsion system tolerance to weather, inlet distortion, wake ingestion, bird strike, and foreign object damage

3

Materials and Structures

 

Innovative load suppression and vibration and aeromechanical stability control

7.5

Innovative high-temperature metals and environmental coatings

7.5

Integrated vehicle health management

7

Novel coatings

6

Next-generation nondestructive evaluation

4

Aircraft hardening

4

Intelligent and Autonomous Systems, Operations and Decision-making, Human Integrated Systems, and Networking and Communications

 

Methodologies, tools, and simulation and modeling capabilities to design and evaluate complex interactive systems

6

New concepts and methods of separating, spacing, and sequencing aircraft

6

Appropriate roles of humans and automated systems for separation assurance, including feasibility and merits of highly automated separation assurance systems

6

Affordable new sensors, system technologies, and procedures to improve the prediction and measurement of wake turbulence

6

Interfaces that assure effective information sharing and coordination among ground-based and airborne human and machine agents

6

Vulnerability analysis as an integral element in the architecture design and simulations of the air transportation system

6

Transparent and collaborative decision-support systems

6

Using operational and maintenance data to assess leading indicators of safety

6

Interfaces and procedures that support human operators ineffective task and attention management

6

Autonomous flight monitoring and manned and unmanned aircraft

6

Technologies to enable refuse-to-crash and emergency auto-land systems

6

Feasibility of deploying an affordable broad-area, precision-navigation capability compatible with international standards

4.5

Change management techniques applicable to the US air transportation system

2.5

Provably correct protocols for fault-tolerant aviation communications systems

2

Comprehensive models and standards for designing and certifying aviation networking and communications systems

2

Dynamics, Navigation, Control, and Avionics

 

Advanced guidance systems

7.5

Aerodynamics and vehicle dynamics via closed loop flow control

7.5

Fault-tolerant and integrated vehicle health management systems

7.5

Distributed decision-making, decision making under uncertainty, and flight-path planning and prediction

6



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