نتایج جستجو برای: winkler spring
تعداد نتایج: 53308 فیلتر نتایج به سال:
This work describes a study of vibration characteristics of thin circular plates with elastic edge support and resting on partial Winkler-type elastic foundation. The foundation is described by the Winkler model, which is called as single parameter foundation. The exact analytical method is used to derive the frequency equation of the circular plate with elastic edge support-conditions and rest...
چکیده: ازبین رفتن موادرایج استفاده شده درساخت شمع ها، یکی ازدلایل عمده استفاده موادکامپوزیتی درساخت شمع هادردهه های اخیرگردیده است. موادمرسوم برای ساخت، معایب عمده ای دارندکه هزینه نگهداری راافزایش وطول عمربهره برداری رابه خصوص درمحیط های خورنده کاهش می دهند. استفاده ازموادکامپوزیتی همچون پلیمرهای مسلح شده با الیاف(frp)، یک جایگزین بهتر برای موادمرسوم درساخت و سازرا برحسب مقاومت،وزن،دوام وهزین...
Over the last years, time-efficient approaches for the discovery of links between knowledge bases have been regarded as a key requirement towards implementing the idea of a Data Web. Thus, efficient and effective measures for comparing the labels of resources are central to facilitate the discovery of links between datasets on the Web of Data as well as their integration and fusion. We present ...
Mapping ontologies is a crucial process when facilitating system interoperability and information exchange. Ontology Mapping systems commonly utilize string metrics in the mapping process to compare concept names. String metrics can be extended using the Winkler method, which increases the similarity value of two strings if these have a common prefix. A common occurrence for two corresponding o...
A recently published revision of the absorption cocfficienLs for oxygen in water has prompted a reinvestigation of the subject by a new microgasometric technique. A known volume of gas-free water (approximately 1 ml) was brought into contact with oxygen at constant pressure and temperature. The oxygen uptake and the amount of water were measured with a micrometer burette. The results obtained a...
Abstract Variational principles and variationally consistent boundary conditions are derived for a system of double Rayleigh beams undergoing vibrations subject to axial loads. The elastic layer connecting the modelled as three-parameter nonlinear Winkler–Pasternak with Winkler having linear components Pasternak only component. forced freely vibrating beam using semi-inverse approach. Hamilton’...
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