منابع مشابه
degradation of oil impregnated paper insulation under influence of repetitive fast high voltage impulses
در طی سالهای اخیراستفاده ازمنابع انرژی تجدید پذیر در شبکه های مدرن بنا به دلایل زیست محیطی و اقتصادی به طور گسترده استفاده شده است همچون نیروگاههای بادی و خورشیدی .ولتاژتولیدی این نیروگاهها اغلب به فرم dc می باشد وادوات الکترونیک قدرت به عنوان مبدل و پل بین شکل موج dc وac استفاده می شوند.این پروسه باعث ایجاد پالسهایی برروی شکل موج خروجی می شود که می تواند وارد تجهیزات قدرت همچون ترانسفورماتور ی...
15 صفحه اولEffect of Ink Formulation and Paper Surface Morphology on Ink-jet Printing Properties
The purpose of this study was to investigate the effect of type of alcohols and humectants in inks formulation, and the papers surface morphology on the ink-jet printing properties. In order to investigate the influence of alcohol and humectant types on printing properties, the optimum ink formulation from previous study, which contained C.I. Reactive Blue 21 Ink2 was formulated with different ...
متن کامل4. Estimation of Surface Characteristics
The inversion of the Oh-Model is based on the solution of relations introduced in the former paragraph. In the absence of an analytic solution, ks and ε ′ have to be estimated by an iterative procedure. In a first step, Γ° is evaluated from 0 1 23. 0 1 2 1 = − + ° Γ ° Γ p q π θ (1) Using the measured co-and cross-polarised ratios, Γ° can be estimated from (1) using an it...
متن کاملMultiresponse surface optimization via Harmony search algorithm (Quality Engineering Conference Paper)
Response surface methodology is a common tool in optimizing processes. It mainly concerns situations when there is only one response of interest. However, many designed experiments often involve simultaneous optimization of several quality characteristics. This is called a Multiresponse Surface Optimization problem. A common approach in dealing with these problems is to apply desirability funct...
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ژورنال
عنوان ژورنال: JAPAN TAPPI JOURNAL
سال: 1973
ISSN: 0022-815X,1881-1000
DOI: 10.2524/jtappij.27.2_55