نتایج جستجو برای: horizontal cylinder or vertical cylinder in this research

تعداد نتایج: 17515622  

Honing is a process for finishing surfaces to obtain smooth surface. This process is used for final polish of inner parts such as engines cylinders. Optimizing this process has always been a big challenge for mass production of cylinder blocks of internal combustion engines. Honing process has some variable parameters, thus to get their optimum rates the automobile cylinders were tested. In thi...

Journal: :Ships and Offshore Structures 2021

Breaking waves interaction with two tandem cylinders are numerically studied using Computational Fluid Dynamic (CFD) software OpenFOAM. The effects of transverse inclined angles the downstream cylinder and separation distances between on breaking wave loads free surface elevations investigated. interface air water phases is captured by Volume (VOF) method. Shear Stress Transport k−ω(SSTk−ω) tur...

In the present study, the magnetic field effects of the elastic response of the polymeric piezoelectric cylinder reinforced with the carbon nanotubes (CNTs) are studied. The cylinder is subjected to an internal pressure, a constant electric potential difference at the inner and outer surfaces, and the thermal and magnetic fields. The Mori-Tanaka model is used for obtaining the equivalent materi...

Journal: :Coastal Engineering Proceedings 1988

Journal: :Renewable Energy 2022

A 1:20 scaled three-bladed horizontal-axis tidal turbine is positioned in the wake flows of two wall-mounted obstacles: a square cylinder and combination cube front cylinder. The turbine's induction effects are examined with upstream flow measurements without operating at its optimal regime. In (at 0.07D hub extremity, D diameter), mean axial vertical velocities modified by whatever complexity ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1388

this dissertation has six chapter and tree appendices. chapter 1 introduces the thesis proposal including description of problem, key questions, hypothesis, backgrounds and review of literature, research objectives, methodology and theoretical concepts (key terms) taken the literature and facilitate an understanding of national security, national interest and turkish- israeli relations concepts...

F. Barati, H. Ghaffari Some’e H. Mahbadi,

In this paper, the problem of calculating the stress intensity factor (SIF) for an orthotropic thick-walled cylinder with a small radial crack subject to internal pressure is considered. The crack is assumed to be an edge crack on the external radius of the cylinder. The stress intensity factor is calculated by superposition of an uncracked cylinder with uniform stress distribution and a cylind...

Omotayo A Fakinlede Patrick Shola Olayiwola Theddeus T Akano,

In cylindrical continua, hoop stresses are induced due to the circumferential failure. This mainly happens when the cylinder is subjected to mechanical loads which vary in the circumferential directions. On the other hand, radial stress is stress in the direction of or opposite to the central axis of a cylindrical body. In the present study, the influence of curvilinear anisotropy on the radial...

2013
Anirban Bose Rana Saha Kamalesh Majumdar Dipankar Sanyal

A Stewart platform has been designed by selecting commercially available components. Each of its six legs has spherical and universal joints respectively at the bottom and top ends of a piston-cylinder arrangement with the piston rod protruding out of the cylinder top. By a universal joint at the cap end at the bottom of each cylinder, the legs are mounted on a fixed horizontal frame. By electr...

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