Model-based Prognostics with Fixed-lag Particle Filters

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

Shared By: Miryam Strautkalns

Model-based prognostics exploits domain knowl- edge of the system, its components, and how they fail by casting the underlying physical phenom- ena in a physics-based ...

Towards Accelerated Aging Methodologies and Health Management of Power MOSFETs

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

Shared By: Miryam Strautkalns

Understanding aging mechanisms of electronic components is of extreme importance in the aerospace domain where they are part of numerous critical subsystems including avionics. In ...

Effects of Lightning Injection on Power-MOSFETs

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

Shared By: Miryam Strautkalns

Lightning induced damage is one of the major concerns in aircraft health monitoring. Such short-duration high voltages can cause significant damage to electronic devices. This ...

Effect of Electrostatic Discharge on Electrical Characteristics of Discrete Electronic Components

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

Shared By: Miryam Strautkalns

This article reports on preliminary results of a study conducted to examine how temporary electrical overstress seed fault conditions in discrete power electronic components that ...

A DISTRIBUTED PROGNOSTIC HEALTH MANAGEMENT ARCHITECTURE

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

Shared By: Miryam Strautkalns

This paper introduces a generic distributed prognostic health management (PHM) architecture with specific application to the electrical power systems domain. Current state-of-the-art PHM systems are ...

A Diagnostic Approach for Electro-Mechanical Actuators in Aerospace Systems

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

Shared By: Miryam Strautkalns

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 ...

Towards Prognostics for Electronics Components

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

Shared By: Miryam Strautkalns

Electronics components have an increasingly critical role in avionics systems and in the development of future aircraft systems. Prognostics of such components is becoming a ...

Communication Optimizations for a Wireless Distributed Prognostic Framework

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

Shared By: Miryam Strautkalns

Distributed architecture for prognostics is an essential step in prognostic research in order to enable feasible real-time system health management. Communication overhead is an important ...

Towards A Model-based Prognostics Methodology for Electrolytic Capacitors: A Case Study Based on Electrical Overstress ...

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

Shared By: Miryam Strautkalns

A remaining useful life prediction methodology for elec- trolytic capacitors is presented. This methodology adopts a Kalman filter approach in conjunction with an empirical state-based ...