نتایج جستجو برای: aircraft maintenance
تعداد نتایج: 169534 فیلتر نتایج به سال:
Purpose – The purpose of this paper is to examine how certain limitations of the current approaches to planning and scheduling of aircraft heavy maintenance can be addressed using a single integrated framework supported by unified data structures. Design/methodology/approach – The “unitary structuring technique”, originally developed within the context of manufacturing planning and control, is ...
We address a scheduling problem in the context of military aircraft maintenance where the goal is to meet the aircraft requirements for a number of missions in the presence of breakdowns. The assignment of aircraft to a mission must consider the requirements for the mission, the probability of aircraft failure, and capacity of the repair shop that maintains the aircraft. Therefore, a solution b...
The objective of the NASA Aviation Safety Program is to improve the safety of current and future aircraft operating in the National Airspace System. Research under this program has focused on vehicle design, construction, operation and maintenance. Reducing aircraft loss of control accidents is critical to increasing aviation safety as it is the largest and most fatal aircraft accident category...
We consider the multi-objective scheduling problem for the periodic maintenance of a fleet of fighter aircraft. We describe a simulation-optimization approach based on discrete-event simulation [2] and simulated annealing [1] for the generation of the non-dominated solutions of the problem. In addition, we suggest the use of a multi-attribute decision analysis model [9] to support the maintenan...
Improvements in aircraft availability allow better assignment of aircrafts to specific missions. Aircraft Availability is important to reach the organisational goals like ‘air power’ and mission availability. The performance indicator Aircraft Availability gives insight of the contribution to the mission capability of the fleet. Depending on the goal, there are different ways to calculate Aircr...
The increasing use of on-board sensor monitoring and data-driven algorithms has stimulated the recent shift to predictive maintenance for aircraft. This paper discusses emerging challenges aircraft maintenance. We identify new hazards associated with introduction technologies into using a structured brainstorming conducted panel experts. is facilitated by prior modeling process as an agent-base...
Unscheduled aircraft maintenance causes a lot problems and costs for aircraft operators. This is due to the fact that aircraft cause significant costs if flights have to be delayed or canceled and because spares are not always available at any place and sometimes have to be shipped across the world. Reducing the number of unscheduled maintenance is thus a great costs factor for aircraft operato...
This chapter describes potential roles of trust in future aviation information systems. The next-generation air transportation systems are envisioned to be a highly networked environment with aircraft digitally linked with ground systems and wireless technologies allowing real-time continuous sensing, collection and distribution of aircraft information assets. The resulting enhancements promise...
OPERATING AND MAINTAINING modern sensor-equipped systems such as aircraft generate vast amounts of numeric and symbolic data. The data is generated by thousands of sensors installed on various aircraft components, which send the data in real time to ground stations for storage in relational databases. Before being transmitted to the ground, several on-board computer systems monitor and analyze ...
Department of Transportation in the interest of information exchange. The United States Government assumes no liability for the contents or use thereof. The United States Government does not endorse products or manufacturers. Trade or manufacturer's names appear herein solely because they are considered essential to the objective of this report. This document does not constitute FAA Flight Stan...
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