نتایج جستجو برای: pseudoplastic fluid

تعداد نتایج: 220563  

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2014
gholam abbas parsafar yousef ghayeb

this article introduces a new tri-parameter law of corresponding states from the known regularities, namely the lir and zeno line for dense fluids (when tz=tc). two of these parameters are the zeno line parameters and the third parameter (the fluid parameter), has been obtained from the lir, this parameter is solely dependent upon the fluid characteristics. the third parameter can be obtaind fr...

Journal: :Mathematical Problems in Engineering 2021

Nanofluids are used as coolants in heat transport devices like exchangers, radiators, and electronic cooling systems (like a flat plate) because of their improved thermal properties. The preeminent perspective this study is to highlight the influence combined convection on transfer pseudoplastic non-Newtonian nanofluid flow towards an extendable Riga surface. Buongiorno model incorporated prese...

Journal: :Extreme Mechanics Letters 2021

Contrary to the dislocation-driven ‘smaller-is-stronger’ size-effect in nanocrystals, size-dependence of strength deformation twinning, another carrier plasticity, still lacks universal understanding. Deformation twinning enables pseudoplastic strain >5% a shape memory ceramic (ZrHfO4)x (YTaO4)1−x. We use diffraction methods, microstructure analysis, and in-situ nanomechanical experiments uncov...

Journal: :Food Science and Technology 2023

In this study, succinoglycan was produced from whey and its rheological structural characteristics were elucidated. Eight culture media prepared with different ions for bioconversion of into succinoglycan. The formulation composed deproteinized whey, monobasic potassium phosphate magnesium sulfate allowed the production 13.7 ± 0.43 g/L apparent molar mass estimated to be 9.033 × 105 g/mol polyd...

Journal: :Legume science 2022

Abstract Interest in utilizing new sustainable protein sources is increasing, and understanding the rheological behavior of sesame can be useful further application. Small amplitude oscillatory shear measurements dispersions at varying concentrations 5.0%, 7.5%, 10.0% were examined both linear nonlinear regions. Although showed pseudoplastic behavior, shear‐thickening effect proteins higher mak...

Journal: : 2023

The results of the analysis experimental data on pseudotriaxial loading full-size samples black shale rocks Bazhenov Formation are presented. experiments were carried out under conditions uniaxial and at lateral compression pressures 20 40 MPa. It is shown that in considered load range, deformation rock beyond elastic limit proceeds different modes: dilatancy compaction. Despite low porosity ro...

Journal: :علوم و تکنولوژی پلیمر 0
علیرضا نصیری تهران، پژوهشگاه صنعت نفت مجید ولی زاده تهران، پژوهشگاه صنعت نفت

fluid properties with constant improvement in efficiency have been noticeable as important criteria in drilling operation. the main drilling fluid properties highly depend on utilization of new polymers with high efficiency in drilling fluid composition. in this paper, the performance of a new polymer, called partially hydrolyzed polyacrylamide polymer (phpa), is studied which has recently ente...

Journal: :مکانیک سازه ها و شاره ها 0
علی سررشته داری محمد محسن شاه مردان رسول قرایی

free surface sloshing of liquid in a rectangular tank induced by lateral excitation has been studied numericallyand experimentally in this paper. the numerical simulation is carried out based on the volume of fluid (vof) method that provides free surface extraction in such problem. a tank with transparent walls is used to free surface tracking in experimental study while the movement amplitude ...

Journal: :basic and clinical neuroscience 0
nafiseh masoumi chemical & petroleum engineering department, sharif university of technology, tehran, iran. f. framanzad biomechanics group faculty, mechanical engineering department, iranian university of science and technology, tehran, iran. behnam zamanian department of chemical engineering, north eastern university, boston, ma,usa. a.s. seddighi neurosurgery department, shohada-e-tajrish hospital, shahidbeheshti university of medical sciences, tehran, iran. m.h. moosavi biomedical engineering, amirkabir university of technology, tehran, iran. s. najarian faculty of biomedical engineering, amirkabir university of technology, tehran, iran.

many diseases are related to cerebrospinal .uid (csf) hydrodynamics. therefore, understanding the hydrodynamics of csf .ow and intracranial pressure is helpful for obtaining deeper knowledge of pathological processes and providing better treatments. furthermore, engineering a reliable computational method is promising approach for fabricating in vitro models which is essential for inventing gen...

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