نتایج جستجو برای: soft soil

تعداد نتایج: 304536  

Journal: :فیزیک زمین و فضا 0
وحید غلامی نصرالله کمالیان مهدی زارع

it is well known that ground-shaking site effect caused by an earthquake can vary significantly within a small distance. this is because at sites having soft soil and/or topographic and basement undulations, seismic energy gets trapped, leading to amplification of vibration that may cause considerable damage to man-made structures. theoretical analysis and observational data have shown that eac...

2002
Chrysoula Tsogka Armand Wirgin

A noticeable feature of many earthquake-prone cities such as Kobe (Japan), Izmit (Turkey), Nice (France), Mexico City, Los Angeles etc., is that they are partially or wholly built on soft soil. A straightforward 1D analysis (which takes no account of the presence of the buildings) shows that the soft layer increases the seismic vulnerability of the city in that it is responsible for amplificati...

Journal: :iranian journal of fuzzy systems 0
o. r. sayed department of mathematics, faculty of science, assiut university, assiut, egypt r. a. borzooei department of mathematics, shahid beheshti university, tehran, iran

in this paper, based in the l ukasiewicz logic, the definition offuzzifying soft neighborhood structure and fuzzifying soft continuity areintroduced. also, the fuzzifying soft proximity spaces which are ageneralizations of the classical soft proximity spaces are given. severaltheorems on classical soft proximities are special cases of the theorems weprove in this paper.

2012
K. S. Rahane M. R. Wakchaure

Windmill, machine that converts wind into useful energy. This energy is derived from the force of wind acting on oblique blades or sails that radiate from a shaft. The turning shaft may be connected to machinery used to generate electricity. The present paper makes an attempt to show the effect of wind and earthquake load on tubular type windmill and its foundation considering hard, medium and ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علوم کشاورزی و منابع طبیعی گرگان - دانشکده جنگلداری و مهندسی چوب و کاغذ 1391

درک الگوی توزیع مکانی ماکروفون خاک بدلیل اثرات آن روی فرآیندهای اکوسیستم بسیار مهم است. لیکن اطلاعات کمی در این خصوص وجود دارد. درمورد تنوع زیستی ارگانیسم ها وجانداران خاکزی که ازاجزای مهم وکلیدی درهرسیستم اکولوژیکی هستند و در بهبود حاصلخیزی خاک و تولیدات زمین وپایداری اکوسیستم ها(ازطریق فرآیندهای بیولوژیک)نقش عمده دارند تحقیقات کمی انجام شده است. این تحقیق جهت بررسی الگوی مکانی پارامترهای تنوع...

Journal: :J. Field Robotics 2014
Alberto Gallina Rainer Krenn Marco Scharringhausen Tadeus Uhl Bernd Schäfer

Soft soil contact models developed for planetary exploration rovers play an important role in the study of rover mobility. Nowadays, most of the existing contact models are based on Bekker theory which requires the evaluation of several soil parameters usually measured via bevameter tests. However, substantial differences existing between the plate-soil contact scenario and the wheel-soil conta...

Journal: :journal of linear and topological algebra (jlta) 0
s. m. al-salem department of mathematics, college of science, basra, iraq.

the main purpose of this paper is to introduce and study new classes of soft closed sets like soft regular generalized b-closed sets in soft topological spaces (brie y soft rgb-closed set) moreover, soft rg -closed, soft gpr-closed, soft gb-closed, soft gsp-closed, soft g -closed, soft g b-closed, and soft sgb-closed sets in soft topological spaces are introduced in this paper and we investigat...

Journal: :journal of linear and topological algebra (jlta) 2015
s karataş b kılıç m tellioğlu

in this work, we introduce notion of connectedness on fuzzy soft topological spaces and present fundamentals properties. we also investigate effect to fuzzy soft connectedness. moreover, c_i-connectedness which plays an important role in fuzzy topological space extend to fuzzy soft topological spaces.

Journal: :CoRR 2012
Jay Gholap Anurag Ingole Jayesh Gohil Shailesh Gargade Vahida Attar

Agricultural research has been profited by technical advances such as automation, data mining. Today ,data mining is used in a vast areas and many off-the-shelf data mining system products and domain specific data mining application soft wares are available, but data mining in agricultural soil datasets is a relatively a young research field. The large amounts of data that are nowadays virtuall...

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