61–80 von 1,409 Ergebnissen
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    Transmission Loss of Spacecraft Optical Materials Due to Ultraviolet-Induced Contamination

    Suliga, Agnieszka / Bras, Bruno / Ergincan, Orcun et al. | AIAA | 2022
    demonstrated that UV exposure of contaminated surfaces, depending on the contamination source type, can result in chemical reactions and bonding of ...
    Verlag: The American Institute of Aeronautics and Astronautics
    Schlagwörter: Exploitation of Meteorological Satellites

    Transition Between Different Initiation Structures of Wedge-Induced Oblique Detonations

    Zhang, Yining / Yang, Pengfei / Teng, Honghui et al. | AIAA | 2018
    . Moreover, various formation structures of wedge-induced oblique detonation waves have been revealed in recent numerical investigations. Given the ...
    Verlag: The American Institute of Aeronautics and Astronautics
    Schlagwörter: Chemical Kinetics

    Transient Computational Thermofluid-Dynamic Simulation of Hybrid Rocket Internal Ballistics

    Di Martino, G. D. / Carmicino, C. / Savino, R. | AIAA | 2017

    A computational thermofluid-dynamic model of hybrid rocket internal ballistics is developed. Numerical simulations of the flowfield in a

     ...
    Verlag: The American Institute of Aeronautics and Astronautics
    Schlagwörter: Chemical Equilibrium

    TRANSFORMATION OF STRUCTURE DURING FRICTION STIR WELDING

    Freier Zugriff
    Igor Alex VAKULENKO / Sergey PLITCHENKO / Bulent KURT et al. | DOAJ | 2021
    In comparison with low carbon steels, there is increased interest in the use of aluminium-based alloys as materials for the manufacture of ...
    Verlag: Silesian University of Technology
    Schlagwörter: chemical compound

    Trajectory Optimization and Cost Estimation of Laser Propulsion Systems Considering Transmission Losses

    Takano, Seiichiro / Ishikawa, Kazuyoshi / Matsui, Makoto | AIAA | 2022
    were considered for the experience curve effect. The calculation indicated the cost of 267,000 launches was 29.1% of the cost of chemical ...
    Verlag: The American Institute of Aeronautics and Astronautics
    Schlagwörter: Chemical Rocket , Chemical Propulsion

    Training for Environmental Risks in the Black Sea Basin

    Freier Zugriff
    F.V. Panaitescu / M. Panaitescu / I. Voicu et al. | DOAJ | 2014
    situations. It has the aim of training students to efficiently react to emergency situations such as a leak from a ship/chemical plant, fire ...

    Toward Fit-for-Purpose Certification of Road Additives

    Jones, D. | Transportation Research Record | 2003

    Chemical stabilizers and dust palliatives are widely used in road construction and maintenance to improve the characteristics and

     ...

    Toward Establishment of Industry Associations to Represent Nontraditional Road Stabilizer Suppliers

    Jones, David | Transportation Research Record | 2011
    like largely overlooked. Although considerable experimentation on a variety of chemical additives has been carried out since the early 1900s ...

    Topology optimization of gas flow channel routes in an automotive fuel cell

    Kim, C. / Sun, H. | Springer Verlag | 2012
    determine the optimum flow channel route in a fuel cell bipolar plate from first principles. This study describes the derivation and solution of new ...
    Verlag: The Korean Society of Automotive Engineers , Heidelberg

    Timescale-Based Frozen Nonadiabatic Flamelet Combustion Modeling for Rocket Engine Thrust Chambers

    Rahn, Daniel / Haidn, Oskar / Riedmann, Hendrik | AIAA | 2021
    variations of the underlying chemical effects, three flamelet combustion-modeling approaches of different manifold complexity are compared to high ...
    Verlag: The American Institute of Aeronautics and Astronautics

    Time Domain Reflectometry for Compaction Control of Stabilized Soils

    Yu, Xiong / Drnevich, Vincent P. | Transportation Research Record | 2004

    Chemical stabilization is widely used in geotechnical engineering to improve the engineering properties of geomaterials. The interaction

     ...

    Time-Dependent Second-Order Viscoelastic Fluid Flow on Rotating Cone with Heat Generation and Chemical Reaction

    Saleem, Salman / Nadeem, Sohail / Awais, Muhammad | ASCE | 2016
    the presence of chemical reaction and heat generation or absorption effects under prescribed heat flux conditions. The boundary-layer ...
    Verlag: American Society of Civil Engineers

    Thrust Enhancement in Hypervelocity Nozzles by Chemical Catalysis

    D. J. Singh / Mark H. Carpenter / J. P. Drummond | AIAA | 1997
    Verlag: The American Institute of Aeronautics and Astronautics

    Thrust control of tethered satellite with a short constant tether in orbital maneuvering

    Zhao, Guowei / Sun, Liang / Huang, Hai | SAGE Publications | 2014
    Tethered satellite with chemical propulsion has broad application prospects in the space debris removal, the orbital transfer of space ...

    Three-Dimensional Printing of “Green” Fuels for Low-Cost Small Spacecraft Propulsion Systems

    Whitmore, Stephen A. | AIAA | 2017

    This paper details the advantages of employing modern additive manufacturing methods to fabricate hybrid rocket fuels for intrinsically

     ...
    Verlag: The American Institute of Aeronautics and Astronautics
    Schlagwörter: Chemical Propulsion

    Three-Dimensional Numerical Analysis of LOX/Kerosene Engine Exhaust Plume Flow Field Characteristics

    Freier Zugriff
    Hong-hua Cai / Wan-sheng Nie / Xin-lei Yang et al. | DOAJ | 2017
    numerical analysis of the effects of different chemical reaction mechanisms on LOX/kerosene engine exhaust plume flow field characteristics was ...

    Three-Dimensional Flow of Maxwell Fluid with Soret and Dufour Effects

    Bilal Ashraf, M. / Hayat, T. / Alhuthali, M. S. | ASCE | 2015
    stretching surface with convective boundary conditions. Analysis is carried out in the presence of mass transfer with first-order chemical reactions ...
    Verlag: American Society of Civil Engineers

    Threat Assessment of Hazardous Materials Transportation in Aircraft Cargo Compartments

    LaFrance-Linden, Dawn / Watson, Spencer / Haines, Marsha J. | Transportation Research Record | 2001
    , commercially available, and likely to be transported by air). The specific chemical, physical, and toxicological properties of these materials were ...

    The validation of a two-dimensional transient catalyst model for direct injection two-stroke applications

    McCullough, G / Douglas, R / Cunningham, G et al. | SAGE Publications | 2001
    This paper describes the detailed validation of a computer model designed to simulate the transient light-off in a two-stroke oxidation ...

    The Usability of Clay/Pumice Mixtures Modified with Biopolymer as an Impermeable Liner

    Kurt Albayrak, Zeynep Nese / Gencer, Gamze | Springer Verlag | 2021
    attempted to be improved with chemical additives. In this research, geotechnical properties of the specimens that had been obtained by mixing pumice ...
    Verlag: Korean Society of Civil Engineers , Seoul