نتایج جستجو برای: technique failure

تعداد نتایج: 963723  

Journal: :IEEE Transactions on Very Large Scale Integration (VLSI) Systems 2013

a Sachdeva D Kumar P Kumar

The paper presents a multi-factor decision-making approach for prioritizing failure modes as an alternative to traditional approach of failure mode and effect analysis (FMEA). The approach is based on the ‘technique for order preference by similarity to ideal solution’ (TOPSIS). The priority ranking is formulated on the basis of six parameters (failure occurrence, non-detection, maintainability...

ژورنال: سلامت کار ایران 2013
علیمحمدی, ایرج, فرشاد, علی اصغر , میرزایی, فیض الله ,

  Background and aims : Technique of Failure Modes Effects and Criticality Analysis, FMECA, is a method for identifying and analyzing all potential failure modes of a system.This technique is used to prevent failures and to reduce their effects on the system . The main goal of this study was identifying and analyzing of the potential failure modes and assessing the effects of failures in the ce...

Background: The reliability and safety of gas refineries are strongly associated with the reliability of other parts of the system. Defect and failure in one part of a system can cause total system breakdown or accident. The failure and damage in these equipment such as transformers and boilers results in not only the equipment damage and human injuries but also productivity reduction. The purp...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی خواجه نصیرالدین طوسی - دانشکده علوم 1391

abstract in the present research solution of chalcopyrite in sulfuric acid in hydrometallurgy method using electrochemistry with cyclic voltammetry technique has been investigated. the value of maximum reduction peak current of copper ions represents the measure of solubility. in this research different parameters temperature, potential, potential exert time, chalcopyrite concentration, sulfur...

Journal: :the archives of bone and joint surgery 0
kaveh bashti tehran university of medical sciences mohammad naghi tahmasebi tehran university of medical sciences,shariati hospital hasan kaseb tehran university of medical sciences,emam hospital farzam farahmand sharif university of technology.school of biomechanics mohammad akbar sharif university of technology,school of biomechanics amir mobini sharif university of technology, school of bimechanics

background: ligament reconstruction is a common procedure in orthopedic surgery. although several popular techniques are currently in use, new methods are proposed for secure fixation of the tendon graft into the bone tunnel. purposes: we sought to introduce our new technique of bashti bone plug for fixation of soft tissue graft in anterior cruciate ligament (acl) reconstruction and to compare ...

Journal: :iranian journal of otorhinolaryngology 0
mahmood shishegar department of otorhinolaryngology, khalili hospital, shiraz university of medical sciences, shiraz, iran abolhasan faramarzi department of otorhinolaryngology, khalili hospital, shiraz university of medical sciences, shiraz, iran ayeh taraghi department of otorhinolaryngology, khalili hospital, shiraz university of medical sciences, shiraz, iran

introduction: the use of cartilage as a grafting material has been advocated in cases where there is a high risk of graft failure, such as subtotal perforations, adhesive processes, and residual defects after primary tympanoplasties. the purpose of this study was to compare the graft acceptance rates and auditory outcomes of cartilage tympanoplasty operations using a palisade technique with tho...

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