نتایج جستجو برای: in todays turbulent world

تعداد نتایج: 17021846  

2010
Fernando López-Peña Álvaro Deibe Marcos Rodriguez Lema Santiago Vazquez-Rodriguez

After studying the performance and characteristics of actual laminar flowmeters a new disposition for this type of sensors is proposed in such a way that the measurement errors introduced by the intrinsic nature of the device can be minimized. The preliminary study shows that the developing entry region introduces non-linearity effects in all these devices. These effects bring about not only er...

Journal: :CoRR 2013
Onur Yilmaz

Necessity of different competencies with high level of knowledge makes it inevitable that software development is a team work. With the todays technology, teams can communicate both synchronously and asynchronously using different online collaboration tools throughout the world. Researches indicate that there are many factors that affect the team success and in this paper, effect of individual ...

Journal: :Asian Social Science 2021

The purpose of this study is to research and analyze the second-hand platforms in China Korea. Todays, trading has evolved more consumers are using it. In past, most users market were low-income households, current used MZ generation. reason, feeling necessity researching platform, I it from data To achieve study, collect two big platform each country “Xianyu” “Sec...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1389

after the soviet union dissolution, a chaotic period was begun in the russia. russia lost its glory and felt disgrace. the first group of elites came to power under yeltsin; they tried to re-define russia’s identity as a european country and build a foreign policy on this baseline. therefore russia tried to become closer with the west especially with the u.s. according to their view the sovie...

Journal: :journal of computational & applied research in mechanical engineering (jcarme) 2013
s. f. ahmed

energy equation for turbulent flow in a rotating system was derived in terms of second order correlation tensors, where the correlation tensors were functions of space coordinates, distance between two points and time. to reveal the relationship of turbulent energy between two points, one point was taken as origin of the coordinate system. due to rotation, the coriolis force played an important...

1999
Ulrich Nickel Jörg Niere Wilhelm Schäfer Albert Zündorf

Todays manufacturing industry faces big challenges. The market demands a very flexible production process which adjusts quickly to e.g. changing characteristics of the produced goods or different lot sizes and which tries to minimize production costs as much possible. In order to meet these challenges todays production control systems become more and more decentralized [GBFG96]. The building bl...

1998
Wolfgang Heidrich Hans-Peter Seidel

There are surprisingly many anisotropically reflecting objects in the real world. Some examples are brushed metal, cloth, CDs, and even many brands of paper. Despite the importance of anisotropic reflections in the real world, most of todays computer graphics systems cannot deal with them appropriately. This is particularly true for interactive and hardware-accelerated rendering systems, which ...

2004
Mark Hunter

Prior to the 2001 CMER pilot study, several TFW cooperators conducted independent field studies of the distribution of perennial and seasonal headwater streams (Table 1). All of the studies were conducted during the summer low flow seasons of 1998 or 2000, in part, to evaluate proposed regulatory guidelines that differentiate non-fish-bearing headwater streams on the basis of the seasonal flow ...

In the present paper, turbulent convection of CuO-Water Nanofluid in a vertical channel is investigated numerically. In order to simulate the flow, the fluid is considered as a continuous phase while the discrete nanoparticles are dispersed through it. The dispersion of CuO nanoparticles in different flow conditions are studied in order to find the effective mechanisms of particles dispersion i...

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