81–100 von 134 Ergebnissen
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    Influence on properties of base metal after elimination of lifting-lug member in a dissimilar welding between steel base and steel lifting lug

    Freier Zugriff
    Jeongung Park / Gyubaek An / Haewoo Lee | DOAJ | 2019
    The increasing demands of lifting lugs can be attributed to the rapid advancement of shipbuilding and offshore-structure production ...

    Experimental assessment of a CI engine operating with 1-pentanol/diesel fuel blends

    Freier Zugriff
    Derviş Erol / Murat Kadir Yeşi̇lyurt / Battal Doğan | DOAJ | 2020
    Pentanol or amyl alcohol, regarding its physical and chemical properties, is a type of alcohol that can be used as an alternative and ...
    Verlag: Turkish Society of Automotive Engineers

    Numerical Simulation of Reactive Flows in Overexpanded Supersonic Nozzle with Film Cooling

    Freier Zugriff
    Mohamed Sellam / Amer Chpoun | DOAJ | 2015
    necessary to understand both aerodynamic and chemical mechanisms that are at the origin of these processes. This paper is a numerical contribution ...

    NATURAL AGEING EFFECTS ON MICROSTRUCTURE AND PROPERTIES OF RAIL FASTENING ELEMENTS SKL-12

    Freier Zugriff
    Krzysztof LABISZ / Jarosław KONIECZNY | DOAJ | 2020
    lattice structure determination, EDS chemical microanalysis and Rockwell hardness testing were also carried out in terms of identification of the ...
    Verlag: Silesian University of Technology

    The impact of corrosion on marine vapour recovery systems by VOC generated from ships

    Freier Zugriff
    Yoo Youl Choi / Seok Hee Lee / Jae-Cheul Park et al. | DOAJ | 2019
    analysed the chemical composition of drain water sampled from currently operating systems to investigate the primary causes of corrosion in vapour ...

    Thermal cycling behavior of EB-PVD TBCs with Pt modified aluminide bond coat

    Freier Zugriff
    HE Wenxie / ZHEN Zhen / WANG Xin et al. | DOAJ | 2023
    The(Ni, Pt)Al bond coats were prepared on the surface of nickel base single crystal superalloy by chemical vapor deposition(CVD), and then ...
    Verlag: Journal of Aeronautical Materials

    Approach to the Weight Estimation in the Conceptual Design of Hybrid-Electric-Powered Unconventional Regional Aircraft

    Freier Zugriff
    Francesco Centracchio / Monica Rossetti / Umberto Iemma | DOAJ | 2018
    technologies, and alternative propulsion systems. The BWB is one of the most promising layouts in terms of noise emissions and chemical pollution. The ...

    Thermo-physical Properties and Mechanical Properties of Burn-resistant Titanium Alloy Ti40

    Freier Zugriff
    LAI Yunjin / ZHANG Pingxiang / ZHANG Saifei et al. | DOAJ | 2017
    As a functional material of burn-resistant titanium alloy, the physical properties of Ti40 alloy were first reported. The chemical ...
    Verlag: Journal of Aeronautical Materials

    The microstructure and properties of CoCrAlYSi-hBN coating prepared by HVOF

    Freier Zugriff
    ZHANG Ang / WANG Changliang / WANG Tianying et al. | DOAJ | 2020
    paper. The microstructure, hardness, bonding strength and chemical composition of the coating was researched by using scanning ...
    Verlag: Journal of Aeronautical Materials

    C/C-SiC Composites for Nozzle of Solid Propellant Ramjet

    Freier Zugriff
    WANG Lingling / JI Alin / GAO Yaqi et al. | DOAJ | 2017
    hybrid process of "chemical vapor infiltration + precursor impregnation pyrolysis (CVI+PIP)". The microstructure, flexural and anti-ablation ...
    Verlag: Journal of Aeronautical Materials

    Evaluation of Regression Rate Enhancing Concepts and Techniques for Hybrid Rocket Engines

    Freier Zugriff
    Glaser, Christopher / Hijlkema, Jouke / Anthoine, Jérôme | Springer Verlag | 2022

    The low regression rate of Hybrid Rocket Engines (HREs) is one prominent characteristic that is

     ...

    Mechanical Properties of Domestic T700 Grade Carbon Fibers/QY9611 BMI Matrix Composites

    Freier Zugriff
    LI Guoli / PENG Gongqiu / WANG Yingfen et al. | DOAJ | 2017
    The morphologies,surface energies and surface chemical properties of the domestic T700 grade carbon fiber and the T700S carbon fiber were ...
    Verlag: Journal of Aeronautical Materials

    USE OF UNMANNED AERIAL VEHICLES FOR WATER SAMPLING IN HARD-TO-REACH WATER RESERVOIRS

    Freier Zugriff
    Marek MARCISZ / Rafał MORGA / Eryk REMIORZ et al. | DOAJ | 2022
    for the collection of water samples intended for physico-chemical tests, from hard-to-reach surface reservoirs, following the provisions of ...
    Verlag: Silesian University of Technology

    TRANSPORTATION OF COAL BY SEA AND RISKS ASSOCIATED WITH ITS TRANSPORTATION

    Freier Zugriff
    Sergey Yu. Nikolashin / Timur R. Khabirov | DOAJ | 2022
    appropriate risks on board, such as structural damage iz-za improper distribution of coal, chemical reaction leading to spontaneous combustion ...

    Micromechanics-Based Viscoelasticity Predictions of Crumb Rubber Modified Bitumen Considering Polymer Network Effects

    Freier Zugriff
    Wang, Haopeng / Zhang, Hong / Liu, Xueyan et al. | Transportation Research Record | 2022
    bitumen matrix. Previous study has successfully implemented the micromechanics models in predicting the complex moduli of CRMB binders using more ...

    Research progress on formation mechanism of surface integrity in titanium alloy machining

    Freier Zugriff
    SHEN Xuehong / ZHANG Dinghua / YAO Changfeng et al. | DOAJ | 2021
    Titanium alloy is the main application material for the key components of aero-engine due to its excellent properties, such as light weight ...
    Verlag: Journal of Aeronautical Materials

    Resistance abilities of (100)/(111)-faceted diamond films against oxygen plasma etching

    Freier Zugriff
    SUN Qi / WANG Jianhua / CHENG Chong et al. | DOAJ | 2019
    microwave power chemical vapor deposition (MPCVD) technique. The results indicate that the preferred etching points of the (100)-faceted diamond ...
    Verlag: Journal of Aeronautical Materials

    Microstructure, strength and toughness of C/SiC composite modified by PIP-SiC matrix

    Freier Zugriff
    MENG Zhixin / ZHOU Yingying / Zhang Yi et al. | DOAJ | 2020
    The matrix of fiber bundle composite C/SiC was modified by the combination means of precursor infiltration and pyrolysis (PIP) and chemical ...
    Verlag: Journal of Aeronautical Materials

    Equilibrium Moisture Content Importance in Safe Maritime Transport of Black Tea

    Freier Zugriff
    Przemyslaw Dmowski / M. Ruszkowska | DOAJ | 2018
    humidity of the atmosphere surrounding it. The moisture content of tea is one of the most important variables affecting its chemical and sensory ...
    Schlagwörter: Maritime Transport of Black Tea , Transport of Tea

    Steer Guidance Of Autonomous Agricultural Robot Based On Pure Pursuit Algorithm And LiDAR Based Vector Field Histogram

    Freier Zugriff
    Rai Bijay / Matsa Amarendra / Datta Asim | DOAJ | 2023
    The application of autonomous robots has been increasing in agriculture sector to substitute human labour and to improve the production ...
    Schlagwörter: Chemical engineering