1–20 von 669 Ergebnissen
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    Accelerated aging versus realistic aging in aerospace composite materials. I. The chemistry of thermal aging in a low-temperature-cure epoxy composite

    Dao, B. / Hodgkin, J. / Krstina, J. et al. | Tema Archiv | 2006
    , 120 C, 170 C, and 200 C (in air) and the changes to the chemical and physicochemical structure of the composite are analyzed by a range of ...

    A chemically informed, control-oriented model of a three-way catalytic converter

    Soumelldis, M.I. / Stobart, R.K. / Jackson, R.A. | Tema Archiv | 2007
    Chemical activity inside a three-way catalytic converter (TWC) is highly complex and usually is not taken into account when developing TWC ...

    Advanced Combustion Modelling of High BMEP Engines under Water Injection Conditions with Chemical Correlations Generated with Detailed Kinetics and Machine Learning Algorithms

    Forte, Claudio / Bianchi, Gian Marco / Pulga, Leonardo et al. | SAE Technical Papers | 2020
    thermodynamic effects of water injection but also the chemical kinetics aspects related to the mixture water dilution whose prediction is mandatory for ...
    Verlag: Society of Automotive Engineers , SAE International

    Advanced Propulsion for Geostationary Orbit Insertion and North-South Station Keeping

    Oleson, Steven R. / Myers, Roger M. / Kluever, Craig A. et al. | NTRS | 1997
    chemical propulsion apogee engine fuel is reduced in this analysis to allow the use of electric propulsion. A numerical optimizer is used to ...
    Verlag: American Institute of Aeronautics and Astronautics

    Aerothermodynamic Assessment of Spiked Configuration for Drag Reduction at Hypersonic Speeds

    Kumar, Shailendra / Kulkarni, Vinayak / Jammy, Satya Pramod | ASCE | 2020
    reduction effectiveness. In-house perfect gas and chemical nonequilibrium solvers were utilized. The analysis revealed that flow separation and ...
    Verlag: American Society of Civil Engineers

    A fundamental tribochemical study of the third body layer formed during automotive friction braking

    Wirth, A. / Eggleston, D. / Whitaker, R. | Tema Archiv | 1994
    The chemical nature of the transfer film (TF) or third body layer (TBL) formed at the friction interface during automotive friction braking ...

    A gas handling system for MOMBE growth

    Hersee, S.D. / Ballingall, J.M. | Tema Archiv | 1990
    Describes the operating principles and performance of a gas handling system, which was designed specifically for the metalorganic molecular ...

    Aging effect on thermal, mechanical and tribological behaviour of polymeric coatings used for pipeline application

    Guermazi, N. / Elleuch, K. / Ayedi, H.F. et al. | Tema Archiv | 2008
    physico-chemical, mechanical and tribological properties of this coating was undertaken. Firstly, sorption kinetic was studied through water ...

    A hard X-ray photoelectron spectroscopy study on the solid electrolyte interphase of a lithium 4,5-dicyano-2- (trifluoromethyl)imidazolide based electrolyte for Si-electrodes

    Lindgren, Fredrik | Online Contents | 2016
    (HAXPES) at two different photon energies. This enables a depth resolved picture of the reaction processes and gives an idea of the chemical ...

    Airbag for the closing of pipelines on explosions and leakages

    Eisenreich, N. / Neutz, J. / Seiler, F. et al. | Tema Archiv | 2007
    , capable of withstanding up to 10 bar pressure. The choice of material was critical to ensure sufficient strength and chemical resistance while ...

    Air-cooled engine development

    Lawrence, Charles L. | Engineering Index Backfile | 1922
    Describes British experiments to improve performance of air-cooled engines for aircraft, which lead eventually to development of aluminum ...
    Verlag: Society of Chemical Industry

    Aircraft-engine installation

    Nutt, A. | Engineering Index Backfile | 1930
    Discussion of proper method of engine mounting and critical review of fuel-system installation; electric wiring, engine controls and ...
    Verlag: Society of Chemical Industry

    Airplane design and performance improvements since the armistice

    Monteith, C.N. | Engineering Index Backfile | 1922
    Outline of various features of airplane-development investigation that have been prosecuted. Discusses four specific requirements for ...
    Verlag: Society of Chemical Industry

    A Large-Eddy Simulation–Linear-Eddy Model Study of Preferential Diffusion Processes in a Partially Premixed Swirling Combustor With Synthesis Gases

    Li, Shaoshuai | Online Contents | 2017
    mixing, and chemical reactions. First, the validation results on a well-established jet flame indicate a good level of correlation with the ...

    A LES-LEM study of preferential diffusion processes in a partially premixed swirling combustor with synthesis gases

    Li, Shaoshuai | Online Contents | 2016
    directly resolved considering their unique length and time scales, such as the molecular diffusion, scalar mixing and chemical reaction processes ...

    Alternative Fuels Based on Biomass: An Experimental and Modeling Study of Ethanol Cofiring to Natural Gas

    Dembowski, Jens | Online Contents | 2015
    In response to the limited resources of fossil fuels as well as to their combustion contributing to global warming through CO2 emissions ...