Results 101 to 110 of about 9,082 (185)

Design study of tradeoffs in spacecraft tape recorder development Final engineering report [PDF]

open access: yes
Tradeoff design study in spacecraft tape recorder ...
Couchman, R.   +3 more
core   +1 more source

Managing Operational Efficiency and Reducing Aircraft Downtime by Optimization of Aircraft On-Ground (AOG) Processes for Air Operator

open access: yesApplied Sciences
This research aims to identify patterns and root causes of aircraft downtimes by comparing various forecasting models used in the aviation industry to prevent AOG events effectively.
Iyad Alomar, Diallo Nikita
doaj   +1 more source

Integrated Subjective–Objective Weighting and Fuzzy Decision Framework for FMEA-Based Risk Assessment of Wind Turbines

open access: yesSystems
Accurate fault risk assessment is essential for maintaining wind turbine reliability. Traditional failure modes and effects analysis (FMEA)-based approaches struggle to handle the fuzziness, uncertainty, and conflicting nature of multi-criteria ...
Zhiyong Li   +5 more
doaj   +1 more source

Evaluation of the HARDMAN comparability methodology for manpower, personnel and training [PDF]

open access: yes
The methodology evaluation and recommendation are part of an effort to improve Hardware versus Manpower (HARDMAN) methodology for projecting manpower, personnel, and training (MPT) to support new acquisition. Several different validity tests are employed
Butler, R.   +3 more
core   +1 more source

Data Reduction in Proportional Hazards Models Applied to Reliability Prediction of Centrifugal Pumps

open access: yesMachines
This paper presents the use of proportional hazards regression models for predicting the Mean Time Between Failures (MTBF) of centrifugal pumps in the oil and gas industry.
Marc Vila Forteza   +3 more
doaj   +1 more source

VALVE FUZZY RELIABILITY EVALUATION METHOD BASED ON THE INFLUENCE OF NON-CRITICAL STATE OF THE SYSTEM

open access: yesJixie qiangdu, 2020
At present,the reliability of a single indicator is evaluated by a conventional reliability model.The results have only two states:the system is completely normal and the system is completely faulty.It is difficult to determine what state the valve ...
YU ShuRong   +4 more
doaj  

The Reliability of a Tunnel Boring Machine [PDF]

open access: yes
Greater levels of complexity in tunnelling with Tunnel Boring Machine (TBM) allow higher chances of fail-ures that may increase the potential hazardous risks. This paper presents the results of a study on TBM reliability using risk analysis.
جعفری, محمدجواد   +1 more
core  

Advanced Computer Dormant Reliability Study Final Report [PDF]

open access: yes
Reliability of integrated circuits and discrete components of electronics for computer and dormant module for Minuteman
Davis, L. K.   +2 more
core   +1 more source

ETARA PC version 3.3 user's guide: Reliability, availability, maintainability simulation model [PDF]

open access: yes
A user's manual describing an interactive, menu-driven, personal computer based Monte Carlo reliability, availability, and maintainability simulation program called event time availability reliability (ETARA) is discussed.
Hoffman, David J., Viterna, Larry A.
core   +1 more source

Effectiveness evaluation of STOL transport operations (phase 2) [PDF]

open access: yes
A computer simulation program which models a commercial short-haul aircraft operating in the civil air system was developed. The purpose of the program is to evaluate the effect of a given aircraft avionics capability on the ability of the aircraft to ...
Brown, R. A.   +3 more
core   +1 more source

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