نتایج جستجو برای: multiple failure modes

تعداد نتایج: 1195560  

The failure mode and effects analysis (FMEA) is a widely used analytical technique that helps to identify and reduce the risks of failure in a system, component, or process. One important issue of FMEA is the determination of the risk priorities of failure modes. Risk ranking is produced in order to prioritize the focus on each of the failure modes that are identified. In this study, we applied...

Evaluation and improvement of drug management process is essential for patient safety. The present study was performed whit the aim of assessing risk of drug management process in Women Surgery Department of QEH using HFMEA method in 2013. A mixed method was used to analys failure modes and their effects with HFMEA. To classify failure modes; nursing errors in clinical management model, for cla...

Evaluation and improvement of drug management process is essential for patient safety. The present study was performed whit the aim of assessing risk of drug management process in Women Surgery Department of QEH using HFMEA method in 2013. A mixed method was used to analys failure modes and their effects with HFMEA. To classify failure modes; nursing errors in clinical management model, for cla...

2013
Chan Y. Park Nam H. Kim Raphael T. Haftka

Statistical dependence between failure modes induces a difficulty in evaluating structural reliability. Instead, the dependence is often ignored and the sum of individual reliabilities has been used as a conservative approximation. However, it is not well known that the error of ignoring dependence between failure modes depends on the level of reliability. In many cases, engineering structural ...

Journal: :int. journal of mining & geo-engineering 2011
abbas majdi mehdi amini

toppling failure is one of the most common modes of failure of rock slopes in layered rock strata. flexural toppling is one of the well-known modes of the failure. this type of failure occurs due to bending stress. in this article, a brief yet comprehensive review of toppling failure is presented. firstly, the conditions and general mechanism of the failure are described. then, experimental, th...

2010
Antonio Filieri Carlo Ghezzi Vincenzo Grassi Raffaela Mirandola

This paper presents a novel approach to the reliability modeling and analysis of a component-based system that allows dealing with multiple failure modes and studying the error propagation among components. The proposed model permits to specify the components attitude to produce, propagate, transform or mask different failure modes. These component-level reliability specifications together with...

2004
Maarten-Jan Kallen Jan M. van Noortwijk

Cost functions, associated with the gamma process for modelling deterioration, are extended to include multiple failure modes. The application of these cost functions is demonstrated by an example in the process industry. We consider an elbow in a pipeline, which is susceptible to thinning due to corrosion and stress corrosion cracking. The optimal inspection interval and replacement levels are...

Journal: :iranian journal of management studies 2014
seyyed habibollah mirghafouri faezeh asadian ardakani fatemeh azizi

the failure mode and effects analysis (fmea) is a widely used analytical technique that helps to identify and reduce the risks of failure in a system, component, or process. one important issue of fmea is the determination of the risk priorities of failure modes. risk ranking is produced in order to prioritize the focus on each of the failure modes that are identified. in this study, we applied...

ژورنال: بیمارستان 2017

Background: Reduction of errors is necessary to improve the quality of healthcare, promoting communication between the hospital staff and patients, and decreasing the patient's complaints in hospitals. Due to the high probability of error in the operating room (OR), this study aimed to detect the potential errors in the OR of Nemazee hospital using FMEA. Materials and Methods: This study was a...

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