Modeling, Detection, and Disambiguation of Sensor Faults for Aerospace Applications

A Publication, Prognostics CoE Publications - 10 years, 10 months ago

Shared By: Miryam Strautkalns

Sensor faults continue to be a major hurdle for sys- tems health management to reach its full potential. At the same time, few recorded instances ...

Metrics for Offline Evaluation of Prognostic Performance

A Publication, Prognostics CoE Publications - 10 years, 10 months ago

Shared By: Miryam Strautkalns

Prognostic performance evaluation has gained significant attention in the past few years.*Currently, prognostics concepts lack standard definitions and suffer from ambiguous and inconsistent interpretations. This ...

Model-based Prognostics with Concurrent Damage Progression Processes

A Publication, Prognostics CoE Publications - 10 years, 10 months ago

Shared By: Miryam Strautkalns

Model-based prognostics approaches rely on physics-based models that describe the behavior of systems and their components. These models must account for the several different damage ...

Intelligent Systems

Other, Prognostics CoE Publications - 10 years, 11 months ago

Shared By: Miryam Strautkalns

The autonomous systems (AS) project, led by NASA Ames, is developing software for system operation automation. AS technology will help astronauts make more decisions without ...

Model-based prognostics for batteries which estimates useful life and uses a probability density function

Other, Prognostics CoE Publications - 10 years, 11 months ago

Shared By: Miryam Strautkalns

This invention develops a mathematical model to describe battery behavior during individual discharge cycles as well as over its cycle life. The basis for the ...

An Integrated Approach to Battery Health Monitoring using Bayesian Regression, Classification and State Estimation

A Publication, Prognostics CoE Publications - 10 years, 11 months ago

Shared By: Miryam Strautkalns

The application of the Bayesian theory of managing uncertainty and complexity to regression and classification in the form of Relevance Vector Machine (RVM), and to ...

A Bayesian Framework for Remaining Useful Life Estimation

A Publication, Prognostics CoE Publications - 10 years, 11 months ago

Shared By: Miryam Strautkalns

The estimation of remaining useful life (RUL) of a faulty component is at the center of system prognostics and health management. It gives operators a ...

Health-Management Driven Control Reconfiguration Approach for Flight Vehicles

A Publication, Prognostics CoE Publications - 10 years, 11 months ago

Shared By: Miryam Strautkalns

A prognostic system makes it possible to anticipate loss of functionality before it occurs with sufficient lead time to take actions that mitigate the impact ...

Prognostics in the Control Loop

A Publication, Prognostics CoE Publications - 10 years, 11 months ago

Shared By: Miryam Strautkalns

The term Automated Contingency Management (ACM) has been used to describe intelligent systems capable of mission re-planning and control reconfiguration in the presence of a ...