منابع مشابه
application of upfc based on svpwm for power quality improvement
در سالهای اخیر،اختلالات کیفیت توان مهمترین موضوع می باشد که محققان زیادی را برای پیدا کردن راه حلی برای حل آن علاقه مند ساخته است.امروزه کیفیت توان در سیستم قدرت برای مراکز صنعتی،تجاری وکاربردهای بیمارستانی مسئله مهمی می باشد.مشکل ولتاژمثل شرایط افت ولتاژواضافه جریان ناشی از اتصال کوتاه مدار یا وقوع خطا در سیستم بیشتر مورد توجه می باشد. برای مطالعه افت ولتاژ واضافه جریان،محققان زیادی کار کرده ...
15 صفحه اولKey Factors for Defining the Conceptual Framework for Quality Assurance in E-Learning
E-learning has evolved for more than a decade, and universities are gradually embracing e-learning to provide more learning experience for their learners. E-learning is the use of electronic means through which training is received and obtained. E-learning offers a wide range of advantages (time and room mobility, cost-effectiveness, etc.) and also overcomes the limitations of digital learning ...
متن کاملInformation Quality Framework for e-Learning Systems
Information quality frameworks are developed to measure the quality of information systems, generally from the designers’ viewpoint. The recent proliferation of e-services and e-learning particularly raises the need for a new quality framework in the context of e-learning systems. This paper proposes a new information quality framework, with 14 information quality attributes grouped in three qu...
متن کاملHybrid Model for e-Learning Quality Evaluation
Education and knowledge are increasingly becoming primary developmental resources for the competitive advantage of an organization (ranging from a company, nation, country, to a region and economic integrations). While estimating the quality of higher education institutions, it is necessary to use the systems approach. This means that a higher education institution must be viewed as a com...
متن کاملAn E-learning System for Quality Education
E-learning can be defined as the use of available information and communication technologies to facilitate learning process. Elearning is the combination of learning and the Internet technology. In the modern world, education has become more global, and people are looking for learning with ease and interest. Students are looking for more interactive and interesting learning style rather than te...
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ژورنال
عنوان ژورنال: IEEJ Transactions on Industry Applications
سال: 2006
ISSN: 0913-6339,1348-8163
DOI: 10.1541/ieejias.126.547