نتایج جستجو برای: system fta fmea fuzzy failure rate reliability rpn

تعداد نتایج: 3403883  

Journal: :Journal of industrial engineering and operation management 2023

Satuan Pelayanan Bandung UPTD Industri Logam merupakan salah satu institusi pemerintah provinsi Jawa Barat yang memiliki pelayanan publik proses manufaktur. Salah mesin utama sering digunakan di perusahaan tersebut yaitu Mesin CNC Milling First MCV-1100 memerlukan identifikasi kerusakan dan permasalahan. Metode dalam penelitian ini adalah metode FMEA FTA. Pada nilai RPN terbesar ada pada power ...

2007
Selva S. Rivera Jorge E. núñez Mc Leod

FMEA is a systematic process for indentifying potential design or process failure before they occur. The aim is to eliminate them or minimize the risk associated with them. The method is a procedure to analize failure modes and clasified them by severity. It is a systematic process for identifying potential failures before they occur with the intent to eliminate them or minimize the risk associ...

2016
Taraneh Yousefinezhadi Farnaz Attar Jannesar Nobari Faranak Behzadi Goodari Mohammad Arab

INTRODUCTION In any complex human system, human error is inevitable and shows that can't be eliminated by blaming wrong doers. So with the aim of improving Intensive Care Units (ICU) reliability in hospitals, this research tries to identify and analyze ICU's process failure modes at the point of systematic approach to errors. METHODS In this descriptive research, data was gathered qualitative...

Journal: :Applied sciences 2021

The growing competitiveness in the automotive industry and strict standards to which it is subject, require high quality standards. For this, tools such as failure mode effects analysis (FMEA) are applied quantify risk of potential modes. However, for qualitative defects with subjectivity associated uncertainty, lack specialized technicians, revealed inefficiency visual inspection process, well...

2017
Zhila Najafpour Mojtaba Hasoumi Faranak Behzadi Efat Mohamadi Mohamadreza Jafary Morteza Saeedi

BACKGROUND Failure Mode and Effect Analysis (FMEA) is a method used to assess the risk of failures and harms to patients during the medical process and to identify the associated clinical issues. The aim of this study was to conduct an assessment of blood transfusion process in a teaching general hospital, using FMEA as the method. METHODS A structured FMEA was recruited in our study performe...

Journal: :Medical physics 2010
Amit Sawant Sonja Dieterich Michelle Svatos Paul Keall

PURPOSE To develop and implement a failure mode and effect analysis (FMEA)-based commissioning and quality assurance framework for dynamic multileaf collimator (DMLC) tumor tracking systems. METHODS A systematic failure mode and effect analysis was performed for a prototype real-time tumor tracking system that uses implanted electromagnetic transponders for tumor position monitoring and a DML...

This paper presents an extension of Bayesian networks (BN) applied to reliability analysis of an open gas generator cycle Liquid propellant engine (OGLE) of launch vehicles. There are several methods for system reliability analysis such as RBD, FTA, FMEA, Markov Chains, and etc. But for complex systems such as LV, they are not all efficiently applicable due to failure dependencies between compo...

Journal: :Expert Syst. Appl. 2009
Allen H. Hu Chia-Wei Hsu Tsai-Chi Kuo Wei-Cheng Wu

This study utilized the failure modes and effects analysis (FMEA) to analyze the risks of green components in compliance with the European Union (EU) the Restriction of Hazardous Substance (RoHS) directive in the incoming quality control (IQC) stage, which is based on a case of an OEM/ODM electronic manufacturer in Taiwan. There are three indices of FMEA in this work: the occurrence (O) that ca...

The unavailability of sufficient data and uncertainty in modeling, some techniques, and decision-making processes play a significant role in many engineering and management problems.  Attain to sure solutions for a problem under accurate consideration is essential.  In this paper, an application of fuzzy inference system for modeling the indeterminacy involved in the problem of HSE risk assessm...

2010
Afshin Jamshidi Reza Baradaran Kazemzadeh

Nowadays, improving and upgrading quality of products and services is one the main reason for outgoing the competitors and penetration into markets. This article is about the deficiency of the traditional FMEA, and introduces a new method based on estimated costs fuzzy FMEA and utility values. In the proposed method a new fuzzy RPN is defined. A pair wise comparison among Severity, Occurrence a...

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