plastic non newtonian depositing fluid flow in pipes disks and channels
An experimental investigation of heat transfer and fluid flow in a rectangular duct with inclined discrete ribs
... accuracy In a recent study, Cho et al [12] investigated the effect of a gap in the inclined rib on heat transfer in a square duct and reported that a gap in the inclined rib accelerates the flow and ... determine the optimum width of a gap in the inclined rib to form discrete rib This study will help in determining the gap size while descritizing the inclined (non- transverse) ribs for enhancing ... measure the flow field in a rectangular duct with 60º inclined and V-shaped rib arrangements in three planes and reported that the PIV technique is capable of obtaining the detailed flow structures...
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static behaviour of natural gas andits flow in pipes
... behaviour and its downhill flow in pipes The problem of calculating pressure transverse during downhill gas flow in pipes is encountered in the transportation of gas to the market and in gas injection ... (11) The denominator of equation (11) accounts for the effect of the change in kinetic energy during fluid flow in pipes The kinetic effect is small and can be neglected as pointed out by previous ... steady flow of any fluid in a pipe/ conduit is combined with the Darcy – Weisbach equation for the lost head during fluid flow in pipes and the Colebrook friction factor equation The combination...
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steady state compressible fluid flow in porous media
... Darcy-Weisbach equation that is known to be valid for the lost head during laminar and non laminar flow in pipes and the equation of continuity for a real gas Solutions were provided to the differential ... Weight flow rate of fluid = Specific weight of fluid at P b and T b b Q b = Volumetric rate of fluid, measured at P b and T b www.intechopen.com Steady State Compressible Fluid Flow in Porous ... with increasing length of porous media The compressibility of a fluid (C f) is defined as: www.intechopen.com Steady State Compressible Fluid Flow in Porous Media C f 473 d dp (13) Combination...
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supercritical fluid technology in materials science and engineering
... strong in the gas-like region, increasing significantly with increasing density; plateaulike in the near-critical density region, beginning at ρr ∼ 0.5 and extending to ρr ∼ 1.5; and again increasing ... mechanical, including photocopying, microfilming, and recording, or by any information storage and retrieval system, without permission in writing from the publisher Current printing (last digit): 10 PRINTED ... (—) and CO2 (-··-) Absorption in ethane: 580 psia and 53◦ C Absorption in CO2 : 800 psia and 50◦ C Fluorescence in ethane (in the order of increasing band width): the vapor phase, 340, 470, and...
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Báo cáo khoa học: "the Role of Non-Timber Forest Products (NTFPs) in Livelihood Strategies and Household Economies in a Remote Upland Village in the Upper Ca River Basin, Nghe An, Vietnam" pdf
... cash income in most households in Tha Lang Domestic animals consist of livestock (cattle, buffalo, goat, and pigs), poultry and fish Cows and buffalo were free to wander in forests and fallow lands ... buffalo, and pigs are also considered as a reserve resource in households and sold only for large events, including weddings, funerals, and other festivals Because cows and buffaloes are mainly free-range ... gap-filling supplement during the agricultural season and for diversifying sources of income The roles of NTFPs in Que seemed less important than those in Tha Lang, although cash income from NTFPs in...
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Báo cáo y học: " Alveolar fluid clearance in healthy pigs and influence of positive end-expiratory pressure" pdf
... ratio of 1:2, and FiO2 of 0.6 Anesthesia was maintained with a continuous infusion of ketamine (20 mg/kg/h) and atracurium (1 mg/kg/h), administering supplementary boluses of fentanyl and atracurium ... The intratracheal instillation of saline solution induced a fall in oxygenation in the groups without PEEP but not in the groups with PEEP Introduction of the solution produced an increase in ... catecholamines in septic shock in anesthetized rats J Clin Invest 1994, 94:663-671 20 Lane SM, Maender KC, Awender NE, Maron MB: Adrenal epinephrine increases alveolar liquid clearance in a canine...
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Numerical methods for viscous fluid flows in sectors, cones, and domains with corners
... flows in sectors and cones 1.1 Overview of Viscous Flows in Sectors and Domains with Corners Fluid flows in sectors and cones have a wide range of applications including mechanical engineering, ... studying evolution of flows in sectors and cones In the next section we are going to review the main findings for the problem of viscous fluid flow in infinite sectors and other domains with corners In ... corner point is approached, and in the case if the opening angle 2α is less than about 146.3◦ the flows consist of in nite series of eddies with decreasing size and intensity rotating in alternating...
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chhabra & richardson (1999) non newtonian flow in the process industries fundamental and engineering applications
... Non- Newtonian Flow in the Process Industries Fundamentals and Engineering Applications R.P Chhabra Department of Chemical Engineering Indian Institute of Technology Kanpur 208 016 India and ... Chewing and swallowing Dip coating Pouring Mixing and stirring Pipe flow Spraying and brushing 10 –101 100 –102 101 –102 101 –102 101 –102 101 –103 100 –103 103 –104 103 –104 Spreading and coating ... 49 Flow in pipes and in conduits of non circular cross- sections 3.1 Introduction 3.2 Laminar flow in circular tubes 74 3.2.1 Power-law fluids Example 3.1 3.2.2 Bingham...
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fluid flow, heat transfer and boiling in micro-channels
... applications in engineering and technology It contains six chapters related to the overall characteristics of the cooling systems: single-phase and gas–liquid flow, heat transfer and boiling in channels ... liquids and gas flows; and (3) two-phase flows in adiabatic and heated micro -channels As indicated by Kandlikar and Grande (2002), and by Hetsroni et al (2005a, c), no fundamental change occurs in single-phase ... heat and mass transfer in micro -channels He headed the Chair of Engineering Thermal Physics at the Ukta Industrial Institute, teaching undergraduate and graduate courses in hydrodynamics, heat and...
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Báo cáo hóa học: " Atomistic Origin of Rate-Dependent Serrated Plastic Flow in Metallic Glasses" pot
... underlying flow in an individual loading step varies with strain rate or loading timescale This kind of discrete flow event (i.e., rearranged atomic cluster) finally leads to distinguishing shear-band ... shear-banding events on an atomic scale is related in situ to macroscopic rate-dependent serrated plastic flows in BMGs undergoing nanoindentation Strain rate effect on this relationship and its ... The strain rate decreases from (a–c) depth, which are displayed in Fig 3: more and thinner shear bands formed at high strain rate, while fewer and coarser shear bands nucleated at low strain rate...
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Báo cáo y học: "A step-by-step diagnosis of exclusion in a twin pregnancy with acute respiratory failure due to non-fatal amniotic fluid embolism: a case report" pps
... an intrauterine infection an uneventful Cesarean section was performed 48 hours later, under spinal anesthesia, and the patient delivered healthy twins (Apgar score: and at minute and 10 at minutes ... above findings and excluded any case of pulmonary embolism A noradrenaline infusion was started at a low rate (2 µg/minute) during initial resuscitation to support blood pressure; noradrenaline infusion ... amniotic fluid, at present the endothelial injury from the biologically active substances tissue factor, endothelin, histamin, prostaglandins and complement activation in the amniotic fluid seems...
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báo cáo khoa học:" Salivary flow rate, pH, and concentrations of calcium, phosphate, and sIgA in Brazilian pregnant and non-pregnant women" pdf
... Bratthall D: Increased IgA levels in saliva during pregnancy Scand J Dent Res 1984, 92:33-37 Mandel ID: Sialochemistry in diseases and clinical situations affecting salivary glands Crit Rev Clin Lab ... salivary flow rates, since both unstimulated and paraffin-stimulated flow rates remained unchanged We did not find any difference in the concentrations of calcium and phosphate between the pregnant and ... higher salivary flow rate in the non- pregnant group, we compared the pregnant and non- pregnant groups adjusting for salivary flow rate by using analysis of covariance for salivary pH, and concentrations...
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Báo cáo y học: "Psoriasin, one of several new proteins identified in nasal lavage fluid from allergic and non-allergic individuals using 2-dimensional gel electrophoresis and mass spectrometry" potx
... Albumin Albumin Albumin Albumin Albumin Albumin Albumin Albumin Albumin Albumin Albumin Albumin Albumin Albumin Albumin Albumin Albumin Albumin Albumin Albumin Albumin Albumin Albumin Prolactin-inducible ... Prolactin-inducible protein Prolactin-inducible protein Prolactin-inducible protein Prolactin-inducible protein Cystatin S Cystatin S Cystatin SN Hemoglobin beta chain Hemoglobin beta chain Intersectin 2, (splice ... expressed in allergic and non- allergic individuals Protein Psoriasin Psoriasin Prolactin-inducible protein Transthyretin Ig gamma chain c region Wnt-2B protein (splice isoform 1) Albumin fragment...
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Báo cáo khoa học: "Changes in aortic blood flow induced by passive leg raising predict fluid responsiveness in critically ill patients" ppsx
... poisoning Vasopressive agents Norepinephrine 10 Epinephrine 11 Norepinephrine (µg/kg per minute) Epinephrine (µg/kg per minute) 0.6 (0.3–0.7) 0.4 (0.3–1) between Base and VE 500 ml Base 1, PLR and ... ABF and LVETc were recorded in the following consecutive steps: Twice over two minutes at one-minute intervals, in the supine position (Base 1) Four times over four minutes at one-minute intervals, ... short-axis area (r = 0.10) Our findings are in accordance with those of Singer and colleagues In responder patients, LVETc increased during PLR and VE but did not change in non- responders However, we...
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Báo cáo y học: " Extension of Murray''''s law using a non-Newtonian model of blood flow" pptx
... vessels Non- Newtonian model of blood flow Consider the laminar and isothermal flow of an incompressible inelastic fluid in a straight rigid circular tube of radius R and length l as shown in Fig ... decreases with increasing rate of deformation (shear-thining or so called pseudoplastic behavior) is thus the predominant non- Newtonian effect There are several inelastic models in the literature ... maintaining blood flow in any section of any vessel: (i) the pumping power and (ii) the energy metabolically required to maintain the volume of blood which is referred to as "volume constraint"...
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A numerical study of fluid flow and mass transport in a microchannel bioreactor
... plasma flow rate and the initial oxygen tension Increasing the flow rate and/ or the inlet oxygen tension would cause improved oxygen transport to cells in the bioreactors, and result in larger ... intracellular actin and myosin filaments that are oriented in the flow direction Eskin et al (1984) investigated the shear stress effects on bovine aortic cells by exposing the cells to steady flow in square ... channel and the fluid due to chemical interactions (Sharp et al., 2001) In summary, for liquid flow in microchannels, Sharp et al (2000) have demonstrated that in the range of laminar flow, the...
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Numerical modelling of fibre suspensions in newtonian and non newtonian fluids
... that the viscosity increases sharply with increasing fibre concentration and fibre aspect ratio for both Newtonian and non- Newtonian suspending fluids For Newtonian suspending fluids, the viscosity ... fibre suspended in Newtonian and non- Newtonian suspending fluids Chiba et al (1986) did some experiments and observed different behaviours of long bodies falling in Newtonian and viscoelastic ... particle interactions and non- linear shear flows and found that Jeffery theory provides a good approximation of the orientation trajectory for the particle in both linear and non- linear shear flows...
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Coupled fluid flow geomechanics simulations applied to compaction and subsidence estimation in stress sensitive heterogeneous reservoirs
... not only in petroleum engineering but also in civil engineering, geotechnical engineering and rock mechanics These include Sandhu and Wilson (1969), Ghaboussi and Wilson (1973), Gambolati and Freeze ... focusing on a linear stress-strain relationship and single-phase fluid flow, both Terzaghi’s and Biot’s analyses are linear, and solutions have not been extended to non- linear systems Following ... considerable interest in the study of coupled fluid flow – geomechanics simulation, integrated into reservoir engineering One of the most challenging problems in the petroleum industry is the understanding...
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Báo cáo y học: " Non-syndromic multiple supernumerary teeth in a family unit with a normal karyotype: case report"
... with ingravescent syndromic forms 10,11; in order to make an early diagnosis of any syndromic forms we can use the G-banding technique 12: G-banding is obtained with Giemsa stain following digestion ... impaction, in a systemic and non- syndromic form and with a normal psychophysical development However, the karyotype determination was done by G banding technique (GTG) (Seabright, 1971) The proband, ... scheduled (cefazolin sodium 2g/day and ketoprofen lysine salt 200mg/day) Figure 1: proband’s karyotype (G banding technique - GTG) (Seabright,1971) Figure 2: mother’s karyotype (G banding technique...
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Strategies to deal with non - equivalence at word level in translation
... English and Vietnamese is individualism In some cultures, individualism is seen as a blessing and a source of well-being; in others, it is seen as alienating In his publication, Hofstede exhibits 'Individualism ... section demonstrates international linguistic community’s concern over cross linguistic non- equivalence and worldwide efforts in addressing this challenging issue Interestingly, equivalence is ... communication situation, and cultural context of the source language text; analyzing it in order to determine its meaning; and then reconstructing this same meaning using the lexicon and grammatical structure...
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