نتایج جستجو برای: failure of equipment
تعداد نتایج: 21202573 فیلتر نتایج به سال:
Introduction: Considering the importance of employees' behavior in service organizations and its significant impact on their success and failure, the present study investigates the environmental and ergonomic factors affecting on mental health and behavior of employees in one of the branches of Islamic Azad University. Methods: The present study is applied in terms of purpose and descriptive-c...
چکیده ترانسفورماتورهای قدرت ادوات گران قیمتی هستنند که نقش بسیار مهمی را در سیستم های قدرت ایفا می کنند. در سالهای اخیر روشهای مختلفی جهت تشخیص خطا و مونیتورینگ ترانسفورماتورها ارائه شده است. در این پایان نامه برخی از این روشها جهت تعیین پارامتر های ترانسفورماتور در شرایط سالم و خطاهای مختلف در محدوده ی وسیعی از فرکانس بررسی شده است. همچنین با استفاده از روش اجزای محدود و محاسبات بر پایه فرمو...
Introduction: Todays, the improvement and optimization of the safety performance are essential and important for control and prevention of accidents in the industry. The purpose of this research was to assist a hybrid cycle power plant for identification and prioritization of the influencing factors in enhancing safety in order to reduce risks and to improve system performance. Material and ...
Properly functioning equipment is critical during direct laryngoscopy for endotracheal intubation. When the light source on a laryngoscope fails, proper visualization of the glottic opening is then extremely difficult in the then dark vault of the oropharynx, and alternative endotracheal intubation techniques must often be employed in a time sensitive manor. Laryngoscopic light source failure m...
In recent years, several research activities have been conducted to develop knowledge in analysis, design and optimization of compressor anti-surge control system. Since the anti-surge control testing on a full-scale compressor is limited to possible consequences of failure, and also the experimental facility can be expensive to set up control strategies and logic, design process often involves...
Background & Objectives : Idnetifying causes of occupational accidents is a key issue to prevent these accidents. The present study aimed to identify and analyze debilitating accidents in the construction industry during a two-year period ( 2010 - 2011 years) . Methods: This was an analytical cross-sectional study. The study data included information about all debilitating accid...
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