1–18 von 18 Ergebnissen
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    Fundamental studies to improve the performance of aerospace alloys

    Thompson, G.E. / Skeldon, P. / Shimizu, K. et al. | Tema Archiv | 2002
    Consideration is given to the role of alloying elements in aluminium and alloy fabrication on performance during surface treatment and ...

    Differences between aeronautical and railway safety concepts based on the Galileo SoL service

    Filip, Ales / Mocek, Hynek / Maixner, Vaclav | Tema Archiv | 2007
    . Therefore, the main objective of this paper is to respond to some fundamental questions concerning utilization of the Galileo SoL SIS quality ...

    Tyres treatment and disposal: comparison between two situations in the EU

    Torretta, V. / Raboni, M. / Rada, E.C. et al. | Tema Archiv | 2014
    of recycling and final disposal. In the assessment of the environmental implications of different solutions on the composition of the tyres ...

    A relation among GNSS quality measures and railway RAMS attributes

    Filip, Ales / Beugin, Julie / Marais, Juliette et al. | Tema Archiv | 2008
    applications. In spite of fundamental differences between the ICAO's (International Civil Aviation Organization) Required Navigation Performance (RNP ...

    Strategies for structural health monitoring implementation potential assessment in aircraft operational life extension considerations

    Kapoor, Hrshi / Boller, Christian / Giljohann, Sebastian et al. | Tema Archiv | 2010
    ) will cause additional pressures for MROs to operate efficiently and satisfy airline operators. One fundamental requirement for airliner ...

    Development of a next-generation-size tire for eco-friendly vehicles

    Kuwayama, Isao / Matsumoto, Hiroyuki / Heguri, Hisashi | Tema Archiv | 2013
    In order to realize ultra-low rolling resistance coefficient (RRC) tire without compromising on safety and other performance, a series of ...

    Toward understanding characteristics of dedicated short range communications (DSRC) from a perspective of vehicular network engineers

    Bai, Fan / Stancil, Daniel D. / Krishnan, Hariharan | Tema Archiv | 2010
    perspective of vehicular network engineers, the fundamental characteristic of DSRC communications is Packet Delivery Ratio (PDR).We investigate the ...

    RCS - Numerical, methodological and conceptional aspects for the analysis of radar distorting objects

    Greving, Gerhard / Biermann, Wolf-Dieter / Mundt, Rolf | Tema Archiv | 2009
    scattering parameter. It is shown in this paper that the RCS does not exist for the WT being installed on the ground due to fundamental reasons ...

    Numerical model of supercooled water freezing

    Criscione, A. / Tukovic, Z. / Kintea, D. et al. | Tema Archiv | 2012
    an aircraft under all weather conditions. Hence, understanding the freezing process of super-cooled water is a problem of fundamental ...

    Geometric integration of chassis components - Virtual clearance validation in the early development phase

    Kokot, Sebastian / Kröger, Matthias / Berkan, Dirk | Tema Archiv | 2012
    within the CAD environment, can benefit from being coupled to the core simulation discipline modules. Depending on the actual investigation, the ...

    In-vehicle testing and computer modeling of electric vehicle batteries

    Thomas, B. / Gu, W.B. / Anstrom, J. et al. | Tema Archiv | 2000
    optimization. Several fundamental models for valve-regulated lead-acid (VRLA), nickel-metal hydride (NiMH), and Li-ion batteries were developed to ...

    Practical considerations for the stamping of tailor welded blanks

    Ream, S.L. / Blumel, K.W. | Tema Archiv | 2000
    -strength, weld quality, etc.) impose a variety of new considerations on the stamping plant operation. Awareness, understanding, and acceptance of ...

    Development of new stretch-forming technologies for car body outer skin panels

    Vlahovic, Dejan / Liewald, Mathias | Tema Archiv | 2008
    literature on stretch-forming methods do not apply to the production of car body panels in terms of quality and cost requirements. State of the art ...

    How to achieve the maximum lifetime for supercapacitors - A quantitative analysis of cell balancing systems and a proposal for improved cell protection concepts

    Bohlen, Oliver / Sauer, Dirk Uwe | Tema Archiv | 2006
    controller has been analyzed. Based on fundamental considerations regarding voltage balancing and the aging process of supercapacitors, concepts for ...

    Stable running of diesel engines at very low ambient temperatures

    Grütering, Ulrich F. / Graf, Markus / Pischinger, Stefan | Tema Archiv | 2008
    conditions the compression end temperature and pressure is very low, which has a strongly negative effect on the evaporation and self-ignition ...

    An analysis working position for ATC radar data processing quality control

    Heidger, Ralf / Nguyen, Ha Son | Tema Archiv | 2007
    fundamental tool for controllers in ATC. The quality and accuracy of the presented aircraft displayed in the controller's working position display ...

    Design and production of the Superbus

    Antonelli, Valeria / Terzi, Antonia / Labordus, Maarten et al. | Tema Archiv | 2007
    Netherlands for the realization of an electric vehicle called Superbus. The fundamental principles are that the vehicle is sustainable, comfortable ...

    Multi-stage converters: A new technology for traction drive systems

    Dixon, J.W. / Rios, F. / Breton, A. | Tema Archiv | 2003
    voltage by amplitude instead of pulse-width. The amplitude modulation is based on a digital cascade of 'H' converters scaled in power of three ...