نتایج جستجو برای: liquefaction resistance
تعداد نتایج: 378931 فیلتر نتایج به سال:
During earthquakes, ground failure is commonly caused by liquefaction. Thus, assessment of soil liquefaction potential in earthquake-prone regions a crucial step towards reducing earthquake hazard. Since Babol city Iran country located high seismic area, estimation great importance this city. For purpose, the present research, using field-based methods and geotechnical data (such as unit weight...
The acid-catalyzed liquefaction of rape straw in methanol using microwave energy was examined. Conversion yield and energy consumption were evaluated to profile the microwave-assisted liquefaction process. Chemical components of the bio-oils from various liquefaction conditions were identified. A higher reaction temperature was found to be beneficial to obtain higher energy consumption efficien...
10 Liquefaction of ligno-cellulosic biomass is one of the chemical conversion technologies for 11 developing new materials, adhesives and energy systems. The liquefaction process also 12 provides an opportunity to utilize ligno–cellulosic wastes such as saw-dust, woody wastes, 13 branches and twigs, agro-residues, etc. for the development of value added products. This 14 paper presents the liqu...
PURPOSE To investigate whether a histologic link exists between osmotic fiber cell swelling and cortical tissue liquefaction in experimentally induced diabetic and galactosemic cataractogenesis of the rat lens. METHODS Confocal laser scanning microscopy, in conjunction with specific membrane labels and correlative transmission electron microscopy, was used to image large cortical areas with p...
Effects of the recycle solvent hydrotreatment on oil yield of direct coal liquefaction were carried out in the 0.18 t/day direct coal liquefaction bench support unit of National Engineering Laboratory for Direct Coal Liquefaction (China). Results showed that the hydrogen-donating ability of the hydrogenated recycle solvent improved and the hydrogen consumption of solvent hydrotreatment was incr...
Liquid hydrogen is used as a powerful and efficient propellant in spacecraft industries. This paper first presents the main principles of hydrogen liquefaction. Then, different methods for hydrogen liquefaction, including four general categories: precooled Linde-Hampson process, Claude process, helium-precooled Claude process and liquefaction by small cryo-coolers, are expressed along with thei...
The capacity degradation of bucket foundation in liquefied sand layer under cyclic loads such as equivalent dynamic ice-induced loads is studied. A simplified numerical model of liquefied sand layer has been presented based on the dynamic centrifuge experiment results. The ice-induced dynamic loads are modeled as equivalent sine cyclic loads, the liquefaction degree in different position of san...
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