Requirements Flowdown for Prognostics and Health Management

A Publication, Prognostics CoE Publications - 11 years, 3 months ago

Shared By: Miryam Strautkalns

Prognostics and Health Management (PHM) principles have considerable promise to change the game of lifecycle cost of engineering systems at high safety levels by providing ...

On Applying the Prognostic Performance Metrics

A Publication, Prognostics CoE Publications - 11 years, 3 months ago

Shared By: Miryam Strautkalns

Prognostics performance evaluation has gained significant attention in the past few years. *As prognostics technology matures and more sophisticated methods for prognostic uncertainty management are ...

A Survey of Metrics for Performance Evaluation of Prognostics

A Publication, Prognostics CoE Publications - 11 years, 6 months ago

Shared By: Miryam Strautkalns

Prognostics is an emerging concept in condition basedmaintenance(CBM)ofcriticalsystems.Alongwith developing the fundamentals of being able to confidently predict Remaining Useful Life (RUL), the technology calls for ...

Prognostics of Power MOSFETs under Thermal Stress Accelerated Aging using Data-Driven and Model-Based Methodologies

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

Shared By: Miryam Strautkalns

An approach for predicting remaining useful life of power MOSFETs (metal oxide field effect transistor) devices has been developed. Power MOSFETs are semiconductor switching devices ...

A knowledge-based system approach for sensor fault modeling, detection and mitigation

A Publication, Prognostics CoE Publications - 11 years, 6 months ago

Shared By: Miryam Strautkalns

Sensors are vital components for control and advanced health management techniques. However, sensors continue to be considered the weak link in many engineering applications since ...

2011_11_25 Lab

A Dataset, FLEA - 12 years, 11 months ago

Shared By: EDWARD BALABAN

A data set of two-minute scenarios with a large set of motion and load profiles. Each scenario started with a nominal actuator, then, at 1-minute ...

Experimental Validation of a Prognostic Health Management System for Electro-Mechanical Actuators

A Publication, EDWARD BALABAN's Collection - 13 years, 5 months ago

Shared By: EDWARD BALABAN

Electro-Mechanical Actuators (EMA) are gaining prominent roles in the next generation fly-by-wire aircraft and spacecraft. With these roles often being safety-critical (control surface or landing ...

Airborne Electro-Mechanical Actuator Test Stand for Development of Prognostic Health Management Systems

A Publication, EDWARD BALABAN's Collection - 13 years, 5 months ago

Shared By: EDWARD BALABAN

With the advent of the next generation of aerospace systems equipped with fly-by-wire controls, electromechanical actuators (EMA) are quickly becoming components critical to safety of ...

Combining Model-Based and Feature-Driven Diagnosis Approaches – A Case Study on Electromechanical Actuators

A Publication, EDWARD BALABAN's Collection - 13 years, 5 months ago

Shared By: EDWARD BALABAN

Model-based diagnosis typically uses analytical redundancy to compare predictions from a model against observations from the system being diagnosed. However this approach does not work ...