Fleet Level Anomaly Detection of Aviation Safety Data

A Publication, Multiple Kernel Learning based Heterogeneous Algorithm (MKAD) - 8 years, 8 months ago

Shared By: Santanu Das

For the purposes of this paper, the National Airspace System (NAS) encompasses the operations of all aircraft which are subject to air traffic control procedures. ...

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

A Publication, EDWARD BALABAN's Collection - 13 years, 9 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, 9 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, 9 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 ...

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

A Publication, EDWARD BALABAN's Collection - 13 years, 9 months ago

Shared By: EDWARD BALABAN

Electro-mechanical actuators (EMA) are finding increasing use in aerospace applications, especially with the trend towards all all-electric aircraft and spacecraft designs. However, electro- mechanical actuators ...

A Diagnostic Approach for Electro-Mechanical Actuators in Aerospace Systems

A Publication, EDWARD BALABAN's Collection - 13 years, 9 months ago

Shared By: EDWARD BALABAN

Electro-mechanical actuators (EMA) are finding increasing use in aerospace applications, especially with the trend towards all all-electric aircraft and spacecraft designs. However, electro-mechanical actuators still ...

Experimental Data Collection and Modeling for Nominal and Fault Conditions on Electro-Mechanical Actuators

A Publication, EDWARD BALABAN's Collection - 13 years, 2 months ago

Shared By: EDWARD BALABAN

Being relatively new to the field, electromechanical actuators in aerospace applications lack the knowledge base compared to ones accumulated for the other actuator types, especially ...

Metrics for Evaluating Performance of Prognostics Techniques

A Publication, EDWARD BALABAN's Collection - 13 years, 9 months ago

Shared By: EDWARD BALABAN

Prognostics is an emerging concept in condition based maintenance (CBM) of critical systems. Along with developing the fundamentals of being able to confidently predict Remaining ...

A Systems Engineering Approach to Electro-Mechanical Actuator Diagnostic and Prognostic Development

A Publication, EDWARD BALABAN's Collection - 13 years, 1 month ago

Shared By: EDWARD BALABAN

The authors have formulated a Comprehensive Systems Engineering approach to Electro-Mechanical Actuator (EMA) Prognostics and Health Management (PHM) system development. The approach implements software tools ...

Experimental and Analytical Development of a Health Management System for Electro-Mechanical Actuators

A Publication, EDWARD BALABAN's Collection - 13 years, 9 months ago

Shared By: EDWARD BALABAN

Expanded deployment of Electro-Mechanical Actuators (EMAs) in critical applications has created much interest in EMA Prognostic Health Management (PHM), a key enabling technology of Condition ...