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This data set has been collected from a custom built battery prognostics testbed at the NASA Ames Prognostics Center of Excellence (PCoE). Li-ion batteries were run through 3 different operational...
Search relevance: 1.00 | Views last month: 218 | Catalog Last Checked: October 06, 2025 at 03:59 AM -
**SPECIAL NOTE:** C-MAPSS and C-MAPSS40K ARE CURRENTLY UNAVAILABLE FOR DOWNLOAD. Glenn Research Center management is reviewing the availability requirements for these software packages. We...
Search relevance: 1.00 | Views last month: 57 | Catalog Last Checked: May 18, 2026 at 04:31 PM -
**Advanced Diagnostics and Prognostics Testbed (ADAPT) Project Lead: Scott Poll** **Subject** Fault diagnosis in electrical power systems **Description** The Advanced Diagnostics and...
Search relevance: 1.00 | Views last month: 29 | Catalog Last Checked: August 04, 2025 at 02:15 PM -
This paper presents a novel battery health management technology for the new generation of electric unmanned aerial vehicles powered by long-life, high-density, scalable power sources. Current...
Search relevance: 1.00 | Views last month: 18 | Catalog Last Checked: August 04, 2025 at 11:41 AM -
Multivariate Time-Series (MTS) are ubiquitous, and are generated in areas as disparate as sensor recordings in aerospace systems, music and video streams, medical monitoring, and financial...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: January 17, 2026 at 08:00 PM -
We present a set of novel algorithms which we call sequenceMiner, that detect and characterize anomalies in large sets of high-dimensional symbol sequences that arise from recordings of switch...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: August 04, 2025 at 11:46 AM -
A supervised learning task involves constructing a mapping from an input data space (normally described by several features) to an output space. A set of training examples---examples with known...
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Previous research described the use of machine learning algorithms to predict aircraft fuel consumption. This technique, known as Virtual Sensors, models fuel consumption as a function of aircraft...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: June 09, 2026 at 10:37 PM -
The space shuttle main engine (SSME) is part of the Main Propnlsion System (MPS) which is an extremely complex system containing several sub-systems and components, each of which must work...
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In summary, this paper lays out a novel battery health management technique for application onboard an electric UAV. This technique is also applicable to other electric vehicles, like electric...
Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: March 07, 2026 at 08:03 PM -
Abstract The semiconductor industry is constantly searching for new ways to increase the rate of both process development and yield learning. As more data is being collected and stored...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: May 06, 2026 at 07:45 PM -
Electrical power systems play a critical role in spacecraft and aircraft, and they exhibit a rich variety of failure modes. This paper discusses electrical power system fault diagnosis by means...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: August 04, 2025 at 01:51 PM -
A dynamical model describing the multi-stage process of rocket propellant loading has been developed. It accounts for both the nominal and faulty regimes of cryogenic fuel loading when liquid...
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Batteries represent complex systems whose internal state vari- ables are either inaccessible to sensors or hard to measure un- der operational conditions. This work exemplifies how more detailed...
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This paper demonstrates how to apply prognostics to power MOSFETs (metal oxide field effect transistor). The methodology uses thermal cycling to age devices and Gaussian process regression to...
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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. The NAS is a highly complex...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: May 26, 2026 at 07:16 PM -
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...
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A reduced dynamical model describing temperature stratification effects driven by natural convection in a liquid hydrogen cryogenic fuel tank has been developed. It accounts for cryogenic...
Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: May 18, 2026 at 04:52 PM
