نتایج جستجو برای: enclosed space

تعداد نتایج: 501048  

Journal: :Structural and Multidisciplinary Optimization 2021

Abstract Solution spaces are regions of good designs in a potentially high-dimensional design space. Good satisfy by definition all requirements that imposed on them as mathematical constraints. In previous work, the complete solution space was approximated hyper-rectangle, i.e., Cartesian product permissible intervals for variables. These serve independent target distributed and separated work...

Journal: :Applied sciences 2021

Studies on hydrogen leakage have mainly focused the influences of location and geometrical configuration distribution in various spaces. The present study developed a simplified model for diffusion an enclosed cuboid space with two vents, at top bottom, respectively. effect different positions was analyzed. results showed that when diffused vertically from bottom to space, farther position vent...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علوم پایه دامغان 1390

the space now known as complete erdos space ec was introduced by paul erdos in 1940 as the closed subspace of the hilbert space ?2 consisting of all vectors such that every coordinate is in the convergent sequence {0} ? { 1 n : n ? n}. in a solution to a problem posed by lex g. oversteegen we present simple and useful topological characterizations of ec. as an application we determine the ...

2008
Feng Qiu Bin Zhang Kaloian Petkov Lance Chong Arie E. Kaufman Klaus Mueller Xianfeng Gu

We present a novel custom-built 3D immersive environment, called the Immersive Cabin (IC). The IC is fully enclosed with an automatic door on the rear screen, and thus very different from existing CAVE environments. Our IC, the construction of the projection screens and stereo projectors as well as the calibration procedure are explained in details. The projectors are driven by our Visual Compu...

Journal: :Journal of Geometric Analysis 2023

In this paper, we introduce a new constrained mean curvature type flow for capillary boundary hypersurfaces in space forms. We show the exists all time and globally converges to spherical cap. Moreover, preserves volume of bounded domain enclosed by hypersurface decreases total energy. As by-product, give proof isoperimetric inequality star-shaped

2006
Ashraf SALAMA

As both an urban and rural prototypical phenomenon the courtyard house type has emerged. It differs dramatically from other types of houses. In it, the outdoor space is enclosed within the interior volume and ultimately becomes the heart of its morphology and spatial organization. As a house type it was usually associated with the wealthy, and involved general physical features that pertain to ...

2007
Agnieszka Anna Kościelniak

Title of Document: DEVELOPMENT AND TESTING OF A METABOLIC WORKLOAD MEASUREMENT SYSTEM FOR SPACE SUITS Agnieszka Anna Kościelniak, M.S., 2007 Directed By: Associate Professor David Akin Department of Aerospace Engineering Real time knowledge of the metabolic workload of an astronaut during an ExtraVehicular Activity (EVA) can be instrumental for space suit research, design, and operation. Three ...

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