نتایج جستجو برای: electro explosion of wire

تعداد نتایج: 21170990  

This paper presents an experimental investigation into the compression behavior of shape memory alloy hybrid composites (SMAHC) subjected to quasi-static loading taking into account of rotation effects of shape memory wire in basalt continuous filament (BCF) direct roving epoxy composite. Two types of specimen prepared, the BCF direct roving reinforced epoxy composite filled with shape memory w...

Journal: :international journal of advanced design and manufacturing technology 0
hooman banitalebi mansour rafeeyan department of engineering, mechanical group, yazd university, iran ehsan khodaei department of engineering, mechanical group, yazd university, iran

in this paper, based on equations of lateral vibrations of wires, a non contact method for measuring instantaneous tension in a wire is introduced. the lateral vibration of the string is measured using an eddy current transducer and is sent to a computer. this signal is then imported to suitable software for fast fourier transform (fft) processing. the first natural frequency of the string is c...

By anodizing of titanium and then electroplating of Platinum on surface anodized titanium, electrodes with high effective surface catalytic were made. Consideration of surface morphology using scanning electron microscope (SEM) shows that, with anodizing, micro porous layer on titanium surface was prepared. The electro catalytic behavior of this type of electrodes in the isopropanol electro oxi...

Journal: :journal of dental research, dental clinics, dental prospects 0
ahmad behroozian assistant professor, department of orthodontics,dental school, tabriz university of medical sciences,iran mojgan kachoei associate professor, department of orthodontics,dental school, tabriz university of medical sciences,iran masumeh khatamian professor ,inorganic chemistry department, faculty of chemistry, university of tabriz baharak divband post hoc researcher,research center for pharmaceutical nanotechnology, tabriz university of medical sciences

introduction: any decrease in friction between orthodontic wire and bracket can accelerate tooth movement in the sliding technique and result in better control of anchorage. the present study was carried out to decrease this friction by coating of zinc oxide nanoparticles (zno) on orthodontic wires and porcelain brackets. materials and methods: in this in vitro study, a combination of 120 0.019...

رضوانی, زهرا , نظام الدینی, زینب السادات , کیان, کیومرث ,

Introduction: In the process industries, especially industries with hydrocarbons uses, due to flammability and reactivity of materials, high temperature, operation pressure, volatility and evaporability of liquid, fire and explosion hazard always has a great significances.The purpose of this study was to assess the quantitative fire safety using DOW’s fire and explosion index, in an oil extract...

Journal: :journal of ultrafine grained and nanostructured materials 2012
m. g. hosseini m. m. momeni

we explore electro-catalytic properties of a system consisting of platinum and palladium nanoparticles dispersed over a nanotubular self-organized tio2 matrix. these electrodes prepared by electroess and microemulsion of palladium and palladium nanoparticles on to tio2 nanotubes, respectively. titanium oxide nanotubes were fabricated by anodizing titanium foil in ethylene glycol (eg) fluoride-c...

Journal: :Frontiers in Marine Science 2023

For long-term mooring buoy observatories in the deep sea far from coasts, we design hybrid system, named Mooring Buoys Observation System with Benthic Electro-optical-mechanical Cable (MBOSBC). The Electro Optical Mechanical (EOM) cable connects surface buoy, and benthic observation node, as transmission link of information power. Different traditional mooring, needs to accomplish energy data b...

ژورنال: سلامت کار ایران 2017

Background and aims: Accidents happened as a result of LPG leakage emphasizes the importance of the consequence analysis of fire and explosion in LPG storage tanks. The purpose of this study is to analysis the consequences of fire and explosion in a cylindrical LPG storage tank in an oil and gas industry. Method: In this analytical study, four possible failure scenarios including 1...

Current experimental investigation deals with the effects of asymmetrical rolling parameters on the inhomogeneity, microstructure, mechanical, and geometrical properties of rolled brass wire. Toward this end, a roll machine with three different roll radii ratios was set up. The asymmetrical conditions are arranged using three different sets of rolls with different diameters that result into dif...

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