نتایج جستجو برای: fmea و fuzyy synthetic evaluation

تعداد نتایج: 1717270  

یکی از ابزارهای پرکاربرد برای شناسایی و اولویت بندی ریسک های موجود در محیط های صنعتی، تولیدی و خدماتی تکنیک تجزیه و تحلیل حالت های شکست و آثار آن FMEA است. FMEA سنتی کاستی های بسیاری دارد. از این رو پژوهش های بسیاری در راستای افزایش عملکرد FMEA انجام شده است. در این پژوهش برای مقابله با کمبود های FMEA سنتی، روش جدیدی برای بیان اطلاعات مبهم و ذهنی از اعداد راف و یک روش توسعه یافته تحلیل رابطه خا...

Journal: :Frontiers in Energy Research 2022

In the AC/DC hybrid distribution network, non-faulty areas can maintain uninterrupted power supply by adjusting control mode of voltage source converter (VSC) after a fault. addition, also be restored through network reconfiguration. To account for impact these two restoration methods on reliability accurately, this article proposed evaluation method considering VSC capability and First, optimi...

2014
Christoph Schmittner Thomas Gruber Peter P. Puschner Erwin Schoitsch

Increasingly complex systems lead to an interweaving of security, safety, availability and reliability concerns. Most dependability analysis techniques do not include security aspects. In order to include security, a holistic risk model for systems is needed. In our novel approach, the basic failure cause, failure mode and failure effect model known from FMEA is used as a template for a vulnera...

2010
Nuha A. S. Alwan Zahir M. Hussain

خلا صلا ـ ة : عون نم يفيكتلا ةانقلا ردقم ءادلأ اًضرع ثحبلا اذه مدقي LMS ةيئاضفلا ةرفشملا تاعومجملا مظن يف نييئاوه مدختست يتلا ةينمزلا لإل اسر ل لابقتسلال اًدحاو اًيئاوهو . و ةانق يه ةمدختسملا ةيكلسلالا ةانقلا Rayleigh ءاضوضلا دوجوب ىسواجلا (Gaussian) يمجتلا جارخلاا يف يع . و حضوت ثحبلا جئاتن إ دحاو لماعم يذ ةانق ردقم مادختساب زاحنم ريغ ريدقت ىلع لوصحلا ةيناكم ) يراسم نم لكل لإا ةراش .( و وحن ةيف...

Journal: :Journal of the Korean society for quality management 2016

Journal: :Transfusion 2013
Yao Lu Fang Teng Jie Zhou Aiqing Wen Yutian Bi

BACKGROUND The aim of blood transfusion risk management is to improve the quality of blood products and to assure patient safety. We utilize failure mode and effect analysis (FMEA), a tool employed for evaluating risks and identifying preventive measures to reduce the risks in blood transfusion. STUDY DESIGN AND METHODS The failure modes and effects occurring throughout the whole process of b...

2004
Lars Dittmann Stephan Zelewski

The paper aims to introduce an approach that integrates a technique of knowledge engineering (Ontologies) and a technique of quality engineering (Failure Mode and Effects Analysis). An approach will be set up that shows the potentials of combining IT-based systems of knowledge and quality engineering. Particularly with regard to the quality engineering technique, the paper aims to demonstrate t...

Journal: :Jurnal ilmiah teknik industri 2023

Along with the increasingly tight competition, companies are required to always be consistent in improving quality of its products. Improvement product can achieved through minimization or even reduction defects. This study aims minimize defects by providing improvement suggestions based on critical failure modes The Six Sigma approach is adopted reduce occurrence FMEA-FSWARA-FWASPAS FMEA metho...

2007
Thomas Villmann Marc Strickert Cornelia Brüß Frank-Michael Schleif Udo Seiffert

In this work we introduce a method for visualization of fuzzy label information obtained from prototype based fuzzy labeled selforganizing map (FLSOM) for fuzzy classification. FLSOM returns vectors of fuzyy class labels for the prototypes containing class simlarity information. This information is used for apropriate visualization by an adequate, similarity preserving color space embedding rea...

2002
Oliver Mäckel

Technical systems are prevalent in many areas of our society. Nowadays they often include a considerable amount of software. Identification and avoidance of technical risks is of major importance in the development of these softwareintensive technical systems. A powerful analysis technique in the development process for technical systems is the Failure Mode and Effects Analysis (FMEA). This tec...

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