نتایج جستجو برای: limiting drawing ratio
تعداد نتایج: 624982 فیلتر نتایج به سال:
introduction: the utility and discriminatory pattern of the clock face drawing test in adhd is unclear. this study therefore compared clock face drawing test performance in children with adhd and controls. methods: 95 school children with adhd and 191 other children were matched for gender ratio and age. adhd symptoms severities were assessed using dsm-iv adhd checklist and their intellectual f...
While Bourdieu’s theory of practice provides an ensemble of conceptual tools which analyze patterns of social life that are irreducible to the limiting view of individuals as free-acting agents, Genette’s paratextual theory offers the metalanguage necessary to account for the microcosm of paratext as a linguistic space. This study takes issue with unidirectional approaches to researching parate...
Experimental and Finite Element Studies on Formability of Low Carbon Steel Sheets using Deep Drawing
Abstract One of the commonly used metal forming processes is deep drawing, in which circular blanks are converted into a cup or shell with good surface finish. In this paper, the forming characteristics of Deep Draw Steel (DDS), a low-carbon steel with many engineering and automotive applications, is investigated by deep drawing. The forming limit diagram is a useful concept in favor of charact...
The developers of high aspect ratio components aim to minimize the processing stages in deep drawing processes. This study elucidates the application of microridge punches in multistage deep drawing processes. A microridge punch improves drawing performance, thereby reducing the number of stages required in deep forming processes. As an example, the original eight-stage deep forming process for...
Cooperative spectrum sensing based on the limiting eigenvalue ratio distribution in wishart matrices
Single-ended protection systems present the characteristics needed to fulfil restrictive speed requirement related high voltage direct current grids. This paper proposes a novel single-ended algorithm based on DC across limiting inductors placed at each link end. Voltage measurements are taken both terminals of inductors. The ratio between link- and bus-side voltages enables fault discriminatio...
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