نتایج جستجو برای: aircraft manufacturing

تعداد نتایج: 109019  

2013
M. E. Kelley R. E. McCarty J. J. Short

When birds and aircraft occupy the same airspace at the same time, bad things happen. Annual DoD costs probably exceed $200 Million per year, and dollar losses to worldwide aviation have been estimated at $3 Billion to $4 Billion per year (in US dollars). Much has been done in the past to improve the bird impact resistance of aircraft, and some further improvements would be cost effective on so...

2006
Michael Kalms

With new carbon fiber technologies and other lightweight constructions in aircraft and automotive manufacturing, adapted examination designs and especially developed testing methods are necessary. Modern optical methods have attracted interest not only for laboratory investigations but also for applications on the factory floor because they can be sensitive, accurate, non-tactile and non-destru...

Abstract: The purpose of this paper is to design and evaluate the construction of a lightweight solar aircraft that is capable of flying continuously for 24 hours relying solely on solar energy. The required energy is absorbed during the day by solar panels, some is used directly for flight, and the excess energy is stored in the aircraft battery for overnight flight. The aircraft will then be ...

Journal: :Prace Instytutu Lotnictwa 2021

Abstract This article considers the main materials used to make aircraft, both fuselage and engines. First, problems that force developers introduce new in aircraft production are identified. We then present features of introduction heat-resistant titanium alloys, ways improving mechanical properties parts made methods manufacturing complex details. Other promising for aviation industry, such a...

Journal: :MATEC web of conferences 2021

Bird strikes are an important phenomenon that must be taken into consideration when designing aircraft. A bird impact experiment provides a direct method to examine the strike resistance. However, design of aircraft structures usually involves many iterations design-manufacturing-test and conducting experiments is not only time consuming but also costly. The aim this work show application test ...

2015
Y. J. Zhou

China’s WTO entry has led to further market reforms and openness. China’s manufacturing enterprises are realizing that they have to strive to survive in the increasingly competitive market. One of the ways to attain a better competitive edge is to use new technologies. However, research has found that there are many hurdles to successful implementation of new technologies. As the shop floor of ...

2016
Erik Sundin Mats Björkman

Composites of carbon fiber reinforced plastics (CFRP) are being used to a greater extent in the aerospace industry due to their desired material properties. CFRP are attractive to use since they are light, strong and make it possible to integrate parts in in ways not possible in other materials. However, using CFRP is challenging since they may lead to more problems in final assembly. The aim o...

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