نتایج جستجو برای: developing flow

تعداد نتایج: 814075  

2014
Glenn Shafer Vladimir Vovk

От переводчика С разрешения авторов мы перевели первую главу их книги, и один из них (В. В.) смог найти время и просмотреть первые семь страниц перевода. Текст главы оказался весьма непривычным, а потому трудным для перевода, и мы совсем не уверены, что в нём не осталось ошибок. Надеемся, что В. В. сможет со временем просмотреть и исправить оставшуюся часть перевода, после чего можно будет данн...

Journal: :iranian journal of hydrogen & fuel cell 2015
hassan hassanzadeh mozafar ali mehrabian

a numerical model is developed to simulate the transport phenomena in the flow channel between parallel plates with porous and non-porous (or impermeable) walls. the continuity and momentum equations were solved first, assuming the wall reynolds number in the range of with the suction or injection of air at a speed equal to the uniform inlet velocity. the results show that at constant inlet and...

ثقفیان, محسن, رجبی, رمضان,

In this paper, viscous dissipation and roughness effects on heat transfer and fluid flow are investigated in microchannels using perturbation method in slip flow regime. The flow is considered to be laminar, developing thermally and hydrodynamically, two-dimensional, incompressible and steady-state. The working fluid is air, flowing between two parallel plates. The equations obtained from devel...

The objective of current paper is 3D simulation of turbulent, developing flow and unsteady within a circular duct in presence of the body force vector persuaded by Dielectric barrier discharge (DBD) plasma actuator inside the surface of geometry for the first time. This article aims at investigating of applying plasma actuator to control separation with special arrangement of electrodes. For th...

2003
Vincenzo Ambriola Giovanni A. Cignoni Reidar Conradi Letizia Jaccheri

A Software-Process-Off-The-Shelf (SPOTS) is a software process which can be bought and used in a software developing organization. Choosing the SPOTS that fulfills the needs of an organization is a difficult task and errors may have serious and expensive consequences. This paper introduces the concept of SPOTS, discusses the problem of their choice and provides the requirements and the general ...

Journal: :journal of applied research in water and wastewater 2014
hossein bonakdari gislain lipeme-kouyi girdhari lal asawa

the developing turbulent flow in an open channel is a complex three-dimensional flow influenced by the secondary currents and free surface effects and is, therefore, not amenable to analytical solution. this paper aims to study the impact of three key hydraulic parameters (relative roughness, the froude number and the reynolds number) on the establishment length using computational fluid dynami...

The purpose of this study was to investigate traffic flow characteristics at off-ramp junctions in Iranian expressways. The study was conducted on the traffic behavior in isolated off-ramp vicinity of 6-lane expressways. The database consisted of traffic flow and traffic speed information extracted from videotapes. The relationship between diverging traffic flow in the right lane of expressway ...

2017
Mikko Rajanen Dorina Rajanen

This paper contrasts the user-centred design with the gamification design framework and proposes a model of usability benefits adapted to gamification. The model is useful for selling the usability activities to management and strategists when developing gamified solutions, services, and software. In this paper, we focus on identifying the benefits since they can be used to legitimise the usabi...

Journal: :تحقیقات آب و خاک ایران 0
کاوه بیجاد صلاح کوچک زاده سیدعلی ایوب زاده

secondary flow investigation could be regarded as an important issue in open channel flow, in spite of its lower quantity compared to the base flow in the water course. it should be given special consideration because of the influence on some hydraulic factors in open channel, specifically in compound channels. in compound channels' due to the difference in the flow velocity of the main ch...

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