نتایج جستجو برای: multiphase steel

تعداد نتایج: 88074  

2009
Stephanie Tonnesen Greg L. Bryan

Cluster galaxies moving through the intracluster medium (ICM) are expected to lose some of their interstellar medium (ISM) through ISM-ICM interactions. We perform high resolution (40 pc) threedimensional hydrodynamical simulations of a galaxy undergoing ram pressure stripping including radiative cooling in order to investigate stripping of a multiphase medium. The clumpy, multiphase ISM is sel...

Journal: :Radiographics : a review publication of the Radiological Society of North America, Inc 2016
John D Millet Richard K J Brown Benjamin Levi Casey T Kraft Jon A Jacobson Milton D Gross Ka Kit Wong

Frostbite is a localized cold thermal injury that results from tissue freezing. Frostbite injuries can have a substantial effect on long-term limb function and mobility if not promptly evaluated and treated. Imaging plays a critical role in initial evaluation of frostbite injuries and in monitoring response to treatment. A multimodality approach involving radiography, digital subtraction angiog...

2014
Moon Soo Lee Vikrant Aute Amir Riaz Reinhard Radermacher Moon Soo LEE Vikrant AUTE Amir RIAZ Reinhard RADERMACHER

The use of computational fluid dynamics (CFD) tools is gaining popularity in the analysis of flow phenomenon in components used in air-conditioning and refrigeration systems. However, simulation of two phase (e.g., gas and liquid or oil and refrigerant) and phase changing (evaporation or condensation) flow is still unfeasible in many engineering problems. In this review, the development and sta...

Journal: :Journal of hazardous materials 2003
David W Johnson Jeffrey D Marx

The ability to accurately predict the consequences of hazardous fluid release is dependent on three things: the knowledge of the modeler, the quality of the model that is used, and the quality of the input parameters. One of the most difficult problems in consequence modeling is the prediction of post-release multiphase behavior, especially when a multicomponent mixture is involved. Releases fr...

2013
I. Asher A. Manera T. Downar

Reliance on multiphase fluid-dynamics models, which are developed with relatively limited experimental data, requires a quantitative assessment of the solution variability due to the approximations. In this paper, uncertainty in the Eulerian multiphase boiling model in the Nphase-CMFD code is assessed in the context of the DEBORA test case and the CRUD problem. The models under consideration ar...

2006
Th. Frank H.-M. Prasser

Many flow regimes in Nuclear Reactor Safety (NRS) Research are characterized by multiphase flows, where one of the phases is continuous and the other phase consists of gas or vapor of the liquid phase. The validation of the CFD multiphase flow models against detailed experimental data for simplified flow configurations is a basic requirement for the accurate prediction of more complex flows, li...

Journal: :Metallurgical and Materials Transactions B-process Metallurgy and Materials Processing Science 2022

Abstract A new experimental facility has been designed and constructed which represents a 1:5.25 model of an industrial 185 t steel ladle. This setup is intended for systematic investigations complex liquid metal multiphase flows created by gas blowing from the bottom. Two tons Sn-40 wt pct Bi alloy are employed as working fluid, its thermophysical properties very similar to those steel. The re...

Journal: :international journal of environmental research 0

a solid – liquid – gas, multiphase reactor, called inverse fluidized bed bioreactor (ifbbr) was used in this study for the treatment of starch industry wastewater of high organic content and acidic nature. mixed culture obtained from the sludge, taken from starch industry effluent treatment plant, was used as microorganisms. experiments were carried out in an inverse fluidized bed bioreacto...

Journal: :Open ceramics 2021

Refractory castables are crucial for the production of steel and other materials. Upon heating, pressurization vapor within their pores is developed, which may lead to cracks even explosions. Numerical simulations valuable tools studying developing strategies prevent such phenomena during drying stage. These mathematical models categorized as single-phase or multiphase depending on whether movi...

Journal: :Journal of Solar Energy Engineering 2009

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