نتایج جستجو برای: failure mode and effects analysis fmea
تعداد نتایج: 17555552 فیلتر نتایج به سال:
Based on Boeing 737-900ER unscheduled removal data of pitot probe 0851HT-1 January, 2020 to November, 2021 found 14 for with one the defect is “pitot light on”. This indicate that there a problem component and can disrupt pilot delay aircraft. Knowing result failure identification type be aim this research. Analysis using Failure Mode Effect used identify modes, causes effects failure, severity...
This paper provides a method based on information theory for risk analysis and evaluation. A basic method to construction site risk evaluation by Shannon entropy is used. Safety and technical risk of the building construction process has been calculated by Shannon’s entropy which provides information of the system, of various kinds under uncertainties. The method has been applied to a case stud...
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...
BACKGROUND Medical errors are one of the greatest problems in any healthcare systems. The best way to prevent such problems is errors identification and their roots. Failure Mode and Effects Analysis (FMEA) technique is a prospective risk analysis method. This study is a review of risk analysis using FMEA technique in different hospital wards and departments. METHODS This paper systematically...
Proses pemeriksaan akhir pada perusahaan manufakur merupakan aktivitas yang dilakukan sebelum produk akan dikirim ke customer. Perkembangan komputerisasi dalam kebutuhan saat ini untuk menjalankan salah satunya perancangan dan pengembangan sistem inspeksi digital. Failure Mode and Effects Analysis (FMEA) satu metode dapat perbaikan kinerja suatu bisnis komponen di dalamnya. FMEA melakukan anali...
The paper presents work in progress aiming at extending Failure-modes-and-effects Analysis (FMEA) to include embedded software. It is based on the insight that requirements on Software FMEA in this context are only dependent on the required functionality of the physical system, which, in particular, allows the consideration of a finite set of qualitatively characterized software failures.
Failure mode and effect analysis (FMEA) is one of the most widely employed pre-evaluation techniques to avoid risks during product design manufacturing phases. Risk priority number (RPN), a risk assessment indicator used in FMEA, field due its simple calculation process, but limitations as an absolute have been pointed out. There has also criticism unstructured nature lack systematicity FMEA pr...
Failure mode and effects analysis (FMEA) is a widely used, powerful tool to identify assess potential failure modes in products make more reliable. Due the complexity of lack knowledge, FMEA involves many uncertainties practice. In previous studies, numerous modified methods based on fuzzy logic Dempster-Shafer (D-S) evidence theory have been employed address these uncertainties. These studies ...
introduction: everyone who wants to analyze the safety needs to choose one method among all available ways. this study was carried out to identify energies and barriers in lpg storage spheres in a petrochemical complex using etba method. it also examines the quantitative evaluation of failure modes and their effects as well as evaluation of effect of fmea and comparing the results plus the iden...
This article presents the comparison of SingleGate SOI and Multi-Gate SOI MOSFETs. In the first part we have presented two main fundamental problems of the “ultimate” (sub-10-nm) MOSFET scaling of Single-Gate geometry: the exponential growth of power consumption and sensitivity to fabrication uncertainties. These factors have played the decisive role in for eventual transfer of the CMOS industr...
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