643 datasets found
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Federal
IGBT accelerated aging data set.
National Aeronautics and Space Administration —
Preliminary data from thermal overstress accelerated aging using the aging and characterization system. The data set contains aging data from 6 devices, one device... -
Federal
Precursor Parameter Identification for Insulated Gate Bipolar Transistor (IGBT) Prognostics
National Aeronautics and Space Administration —
Precursor parameters have been identified to enable development of a prognostic approach for insulated gate bipolar transistors (IGBT). The IGBT were subjected to... -
Federal
Fatigue Damage Prognosis in FRP Composites by Combining Multi-Scale Degradation Fault Modes in an Uncertainty Bayesian Framework
National Aeronautics and Space Administration —
In this work, a framework for the estimation of the fatigue damage propagation in CFRP composites is proposed. Macro-scale phenomena such as stiffness and strength... -
Federal
Prognostics of Power MOSFETs under Thermal Stress Accelerated Aging using Data-Driven and Model-Based Methodologies
National Aeronautics and Space Administration —
An approach for predicting remaining useful life of power MOSFETs (metal oxide field effect transistor) devices has been developed. Power MOSFETs are semiconductor... -
Federal
Real System Failures
National Aeronautics and Space Administration —
This resource area contains descriptions of actual electronic systems failure scenarios with an emphasis on the diversity of failure modes and effects that can befall... -
Federal
Aviation Safety 2009 IVHM Posters
National Aeronautics and Space Administration —
Posters form 2009 Aviation Safety Technical Conference -
Federal
NASA's Integrated Vehicle Health Management Project Plan
National Aeronautics and Space Administration —
Follow the link below to see a current version of NASA's Integrated Vehicle Health Management Project Plan: www.aeronautics.nasa.gov/nra_pdf/ivhm_tech_plan_c1.pdf -
Federal
Prognostics for Ground Support Systems: Case Study on Pneumatic Valves
National Aeronautics and Space Administration —
Prognostics technologies determine the health (or damage) state of a component or sub- system, and make end of life (EOL) and remaining useful life (RUL) predictions.... -
Federal
ADAPTIVE MODEL REFINEMENT FOR THE IONOSPHERE AND THERMOSPHERE
National Aeronautics and Space Administration —
ADAPTIVE MODEL REFINEMENT FOR THE IONOSPHERE AND THERMOSPHERE ANTHONY M. D’AMATO∗, AARON J. RIDLEY∗∗, AND DENNIS S. BERNSTEIN∗∗∗ Abstract. Mathematical models of... -
Federal
Towards Requirements in Systems Engineering for Aerospace IVHM Design
National Aeronautics and Space Administration —
Health management (HM) technologies have been employed for safety critical system for decades, but a coherent systematic process to integrate HM into the system... -
Federal
Block-GP: Scalable Gaussian Process Regression for Multimodal Data
National Aeronautics and Space Administration —
Regression problems on massive data sets are ubiquitous in many application domains including the Internet, earth and space sciences, and finances. In many cases,... -
Federal
HIRENASD FEM wing only HEX20
National Aeronautics and Space Administration —
The finite element model being used by the AePW is based on the model provided at- application/x-zip
- application/x-zip
- application/nappdf
- TAR
FederalForce fight under inconsistent ommission error
National Aeronautics and Space Administration —
Matlab code to generate plots associated with the force fight associated a triple redundant command module under an inconsistent ommission error.FederalRSW-CFL3D-Schuster-Final
National Aeronautics and Space Administration —
The final CFL3D Structured grid used for steady and unsteady computations. The grid required some minor modifications to accommodate the unsteady computations, so it...FederalAging Methodologies and Prognostic Health Management for Electrolytic Capacitors
National Aeronautics and Space Administration —
Understanding the ageing mechanisms of electronic components critical avionics systems such as the GPS and INAV are of critical importance. Electrolytic capacitors...FederalSingle reusable spacecraft
National Aeronautics and Space Administration —
Design of a my single person reusable spacecraft. It can carry one person and it has to be dropped from an aircraft at an altitude of 40,000 - 45,000 feet. Can be the...FederalModel-based Diagnostics for Propellant Loading Systems
National Aeronautics and Space Administration —
The loading of spacecraft propellants is a complex, risky operation. Therefore, diagnostic solutions are neces- sary to quickly identify when a fault occurs, so that...643 datasets found
