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Processing and mechanical property studies of orthorhombic titanium-aluminide-based alloys 正交钛铝基合金的加工及力学性能研究
Pub Date : 2001-05-01 DOI: 10.1016/S1290-0958(01)90085-1
Alan Partridge (Manager), Edward F.J. Shelton (Scientist)

Alloys based on the intermetallic compound orthorhombic titanium aluminide have the potential to replace steels, nickel and titanium alloys for some aero-engine component applications. The introduction of orthorhombic alloys could result in reduced weight and higher operating temperatures for engines. This in turn would lead to higher thrust-to-weight ratios and greater fuel efficiency. The Brite-Euram-funded programme EPROTAC is developing processing routes for orthorhombic alloy components with properties which are superior to current alloys.

基于金属间化合物正交钛铝化物的合金有潜力在一些航空发动机部件应用中取代钢、镍和钛合金。正交合金的引入可以减少发动机的重量和提高发动机的工作温度。这反过来将导致更高的推重比和更高的燃料效率。英国欧洲研究院资助的EPROTAC项目正在开发斜方合金部件的加工路线,其性能优于目前的合金。
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引用次数: 14
NEVADA-PAMELA-VICTORIA: Towards the definition of new aircraft electronic systems 内华达-帕梅拉-维多利亚:对新飞机电子系统的定义
Pub Date : 2001-05-01 DOI: 10.1016/S1290-0958(01)90088-7
Joseph Huysseune, P. Palmer
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引用次数: 3
EUROLIFT - advanced high lift aerodynamics for transport aircraft EUROLIFT -用于运输机的先进的高升力空气动力学
Pub Date : 2001-05-01 DOI: 10.1016/S1290-0958(01)90068-1
Peter Thiede (Senior RTD Project Manager Lecturer)

The overall objective of the European High Lift Programme (EUROLIFT) is to reduce time and cost of the design process of high lift systems which will be reached by the development of more reliable computational and experimental design tools. This paper gives an overview of the EUROLIFT project and presents results of the first year.

欧洲高升力计划(EUROLIFT)的总体目标是通过开发更可靠的计算和实验设计工具来减少高升力系统设计过程的时间和成本。本文概述了EUROLIFT项目,并介绍了第一年的成果。
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引用次数: 18
The global challenges for EUROCONTROL 欧洲控制组织面临的全球挑战
Pub Date : 2001-05-01 DOI: 10.1016/S1290-0958(01)90045-0
VictorM. Aguado
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引用次数: 0
The Austrian aeronautics programme - an example for an initiative in a smaller EU member state 奥地利航空项目——在一个较小的欧盟成员国发起的一个例子
Pub Date : 2001-05-01 DOI: 10.1016/S1290-0958(01)90121-2
B. Blasch, F. Hrachowitz
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引用次数: 0
Current research projects on airport surface movement guidance and control systems 目前机场地面运动引导和控制系统的研究项目
Pub Date : 2001-05-01 DOI: 10.1016/S1290-0958(01)90115-7
K. Klein, M. Roeder, H. Maycroft
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引用次数: 4
ETW: simulations of true flight behaviour 真实飞行行为的模拟
Pub Date : 2001-05-01 DOI: 10.1016/S1290-0958(01)90071-1
J. Quest
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引用次数: 4
Finite element methodologies development to simulate the behaviour of composite fuselage structure and correlation with drop test 模拟复合材料机身结构性能的有限元方法的发展及其与跌落试验的关联
Pub Date : 2001-05-01 DOI: 10.1016/S1290-0958(01)90102-9
J. Wiggenraad, A. Michielsen, David Santoro, F. Lepage, C. Kindervater, F. Beltran, M. Al-Khalil
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引用次数: 16
Efficient and environmentally friendly aero-engine (EEFAE) targeted research action 高效环保航空发动机(EEFAE)的针对性研究行动
Pub Date : 2001-05-01 DOI: 10.1016/S1290-0958(01)90082-6
Neil Pickard

Environmental issues, such as noise and exhaust gas emissions, will have a major impact upon the design and development of future-generation aircraft propulsion systems. The key objective of the European aero-engine industry is to strengthen competitiveness whilst ensuring that sustainable market growth is achieved with due consideration to environmental and safety issues. For this aim to be achieved, future aircraft gas turbine engines must provide increasing cycle performance at reduced weight (i.e. increased thrust-to-weight ratio) in order to minimise fuel consumption and consequently reduce emissions of greenhouse gasses. It is therefore vitally important that the European aero-engine industry is able to optimise its research and technology resources through an integrated approach.

环境问题,如噪音和废气排放,将对下一代飞机推进系统的设计和开发产生重大影响。欧洲航空发动机工业的主要目标是加强竞争力,同时确保可持续的市场增长,并适当考虑环境和安全问题。为了实现这一目标,未来的飞机燃气涡轮发动机必须在减轻重量(即增加推重比)的情况下提供更高的循环性能,以最大限度地减少燃料消耗,从而减少温室气体的排放。因此,欧洲航空发动机工业能够通过综合方法优化其研究和技术资源是至关重要的。
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引用次数: 0
Working towards the ideal laminar flow structure 朝着理想的层流结构努力
Pub Date : 2001-05-01 DOI: 10.1016/S1290-0958(01)90067-X
Bryan E. Humphreys

Airlines and aircraft manufacturers are forecasting significant incerases in passenger traffic over the next 20 years (1), (2) but it is becoming increasingly apparent that, given a future scenario of increasing fuel costs and environmental controls, this is unlikely to be sustainable unless aircraft become more efficient and environmentally friendly than those in service today.

Hybrid Laminar Flow (HLF) offers a significant contribution towards any overall efficiency improvement but requires relatively complex structures and systems leading to increases in weight, cost and maintenance. Since HLF has never been applied on a production basis, no mature manufacturing solution has evolved for the associated structure or systems. This paper reviews the requirements for HLF strutures and the progress made towards production solutions. It also recognises that the optimum structure may be influenced by the relative importance of fuel saving (or emissions reduction) compared with operating cost reductions.

航空公司和飞机制造商预测,未来20年的客运量将显著增加(1),(2),但越来越明显的是,考虑到未来燃料成本和环境控制的增加,这种情况不太可能持续下去,除非飞机比目前的飞机更高效、更环保。混合层流技术(Hybrid Laminar Flow,简称HLF)为提高整体效率做出了重大贡献,但其结构和系统相对复杂,导致重量、成本和维护成本增加。由于HLF从未在生产基础上应用,因此没有成熟的制造解决方案用于相关的结构或系统。本文回顾了对HLF结构的要求以及在生产解决方案方面取得的进展。它还认识到,与降低运营成本相比,节省燃料(或减少排放)的相对重要性可能会影响最佳结构。
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引用次数: 1
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