نتایج جستجو برای: bottom stirring

تعداد نتایج: 63660  

Journal: :Advances in Materials Science and Engineering 2022

The current work is concerned with the synthesis of aluminium (AA6061-T6) matrix composites (AMCs) reinforced 15 and 20 weight percentages silicon nitride (Si3N4) particulates using indigenously fabricated electric stir casting furnace bottom discharge arrangement. major concern in AMCs ceramic particles wettability route, it was overcome by adding 2% magnesium melt, proper incorporation time, ...

Journal: :Applied and Computational Mechanics 2021

The presence of moisture content in a silo makes the preservation grain stock challenging especially when dealing with large stock. This made it as major concern for engineers to preserve crops grains and avoid huge losses. By installing screw inside silo, problem could be avoided by stirring loaded granular bed alongside aeration, also effective mix different types materials. present work has ...

Journal: :Metallurgical and Materials Engineering 2021

The enhancement of the heat transfer in stirred tank is a much-desired objective for accelerating certain physical and chemical parameters industrial field. From this basis, an attempt made paper to investigate effect wavy wall on hydrodynamic, thermal, energetic behavior Al2O3-Water nanofluid. has flat bottom, it equipped with anchor stirrer. A hot temperature been imposed wall, agitator assum...

2006
Ryan K. Roeder Gabriel L. Converse Huijie Leng Weimin Yue

Hydroxyapatite (HA) whiskers have been synthesized using a number of chemical solution methods, including the chelate decomposition method. Numerous previous studies have investigated the effects of the reagents, reagent concentrations, solution pH, and reaction temperature on HA whisker morphology and composition. However, purely kinetic effects, such as the reaction heating and stirring rates...

2012
Hongchao Kou

125301-7474 IJET-IJENS @ February 2012 IJENS I J E N S Abstract—To better understand the vacuum arc remelting (VAR) process, a 3D finite element model is established to analyzing the electromagnetic, temperature and flow fields of titanium alloy ingot during steady state melting process using ANSYS software. The research results show that the current flows from the crucible to consumable electr...

2005
D. F. Bliss A. M. Holmes X. Wang G. W. Iseler David Bliss

Investigations for the melt growth gallium-antimonide (GaSb) semiconductor crystals are underway at the US Air Force Research Laboratory at Hanscom Air Force Base by the vertical gradient freeze (VGF) method utilizing a submerged heater. Electromagnetic stirring can be induced in the gallium-antimonide melt just above the crystal growth interface by applying a weak radial electric current in th...

2009
Yongzhang Pan Bo Shi Yu Zhang

This paper investigates the flocculation performance of polyglutamic acid-based bioflocculant PG.a21 Ca by processing kaolin suspension, studies the effects on the flocculation efficiency from the amount of flocculant, pH, temperature, hydraulic condition and etc. The results show that the flocculation rate of PG.a21 Ca to 1 g/L kaolin suspension is 95.8% under the condition that the amount of ...

2013
VIVEK KUMAR VIVEK KUMAR GUPTA

The objective of the present study is to formulate nanoparticles that contain 5Flurouracil, an anticancer drug and optimization for chemical properties, drug concentration, polymer concentration, cross-linking agent and stirring speed. Nanoparticles of 5-Flurouracil were formulated using chitosan polymer and pregelated Sodium alginate by Ionotropic pregelation method. Calcium chloride was also ...

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