pulsatile flow in a circular tube
Pulsatile flow in a tube with a moving constriction
... imposing a radially-oscillating or axially-oscillating wave on a tube wall subjected to a pulsatile incoming flow A linear analytical approach was first developed to study a radially-oscillating axisymmetric ... effects, and rheological properties of blood (Dooren 1978; Jayaraman et al 1983; Jain and Jayaraman 1990) Among such studies, Ramachandra Rao (1983) presented an analytical work on the pulsatile flow ... was derived Non-Newtonian effect on flow behavior in a tube with constriction was also analytically studied by Santabrata and Chakravarty (1987) The flow was assumed to be characterized by a...
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An experimental investigation of heat transfer and fluid flow in a rectangular duct with inclined discrete ribs
... possible explanation for increase in the heat transfer due to a gap is that the gap in the inclined rib releases the air partly belonging to the secondary flow and partly belonging to the main flow through ... Enhancing Performance of Solar air heater Proceedings of XVII National and VI ISHME/ASME Heat and Mass Transfer Conference, IGCAR, Kalpakkam India 2004; Jan 05-07 [2] Han J C “Heat transfer and ... rib on heat transfer in a square duct and reported that a gap in the inclined rib accelerates the flow and enhances the local turbulence which will result in an increase in the heat transfer They...
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ASSESSMENT OF DIAGNOSIS OF PULMONARY TUBERCULOSIS BY SPUTUM MICROSCOPY IN A DISTRICT TUBERCULOSIS PROGRAMME pdf
... percentage was much higher in centre and higher than average in TABLE Extent of under-diagnosis by centre’s examination taking re-examination smear positives as t he standard Re- examination smear ... overdiagnosis) and probable reasons for the same, v iz., reading variation or defects in preparation and staining of smears The part played by reading variation in both under and over-diagnosis ... duplicate smear examination and (3) re-examination of centre-smear The main conclusions can be summarised as follows: It would be observed that duplicate smear examination and re-examination...
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Báo cáo hóa học: " Numerical evaluation of laminar heat transfer enhancement in nanofluid flow in coiled square tubes" pdf
... 29:3632-3642 Akbarnia A, Laur R: Investigating the diameter of solid particles effect on a laminar nanofluid flow in a curved tube using two phase approach Int J Heat Fluid Flow 2009, 30:706-714 Das SK, ... p: In- plane spiral; pump: Pump; w: Water; wall: Wall Author details Department of Mechanical Engineering, National University of Singapore, Engineering Drive 1, Singapore, 117576 Singapore 2Minerals, ... exists inside the tube It is noted that at this particular Reynolds number (approximately 1000), the secondary flows appear as one-pair for conical spiral and helical spiral tubes; whereas in the in- plane...
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báo cáo khoa học: "Reverse end-diastolic flow in a fetus with a rare liver malformation: a case report" pps
... or joint pain before and during pregnancy She did not refer to any vaginal bleeding Laboratory tests for Toxoplasma and rubeola showed negative immunoglobulin M (IgM) An ultrasound examination ... reversal of flow in the MCA include abnormal fetal heart rate, the presence of tricuspid regurgitation, maternal drug effect, and temporary changes in fetal blood pressure after invasive intra-uterine ... The Apgar score was one and five Intubation was necessary, but despite neonatal intensive care, the baby died a few hours after birth An autopsy revealed a rare malformation of IHBDs known as...
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information flow in a fragmented dealer market- three essays on price discovery
... market capitalization as control variables 32 The mode of trading is normal in that it involves interacting with a market maker Many trades on Nasdaq are internalized by market-making firms and never ... participants and incorporated into observable asset prices In the case of an asset that trades in multiple markets, innovations in price can be revealed in any trading venue Consider the case of a ... VAR terms Γi∆pt-i, potentially discarding the information contained in significant lagged reactions to innovations in alternate markets An alternate approach involves identifying the common factors...
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Numerical simulation of steady and pulsatile flow through smoothly constricted tube
... streamline behaviors Three types of pulsatile flow, namely the physiological pulsatile flow, equivalent physiological flow and sinusoidal pulsatile flow have been numerically simulated and comparatively ... Comparison inflow axial velocity profile of sinusoidal fluctuated flow with sinusoidal flow and steady flow profile 101 Figure 4.6 The instantaneous streamline for sinusoidal fluctuated flow at ... heat transfer devices, since heat transfer can be enhanced at the incipience of flow instability (Niceno and Nonile, 2001) In biomedical engineering, the pulsatile flow has attracted more and...
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Topological studies of circular and elliptic jets in a cross flow
... non -circular jet in a cross flow In all cases, the cross flow was maintained in a laminar condition and qualitative flow visualization and quantitative particle image velocimetry investigations were carried ... et al (2000), Hasselbrink and Mungal (200 1a, 2001b), Rivero et al (2001), Cortelezzi and Karagozian (2001) and Gollahalli and Pardiwalla (2002) One of the main reasons why analysis of this particular ... cross flow A Dantec hot-film probe connected to a Dantec constant temperature anemometer channeled the signals to a data acquisition board in a computer after appropriate signal filtering and conditioning...
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Nitrogen Dynamics and Biomass Production in a Vertical Flow Constructed Wetland Cultivated with Forage Rice and their Mathematical Modeling
... the leaf area Roughly, the plant height increased until 120 days after transplantation, and thereafter a constant height was maintained in every case The leaf area index (LAI), however, increased ... N., Sato, H., Hirasawa, H., Takadate, M., Tamura, K., Ando, I., Ishii, T., Iida, S., Maeda, H., Aoki, N., Ideta, O., Hirabayashi, H., and Ohta, H (2003) A new rice variety for whole-crop silage ... experimental and model analysis approaches MATERIALS AND METHODS Pot Experiment A series of experiments was performed at an open-air experimental station located in Ibaraki Prefecture, Japan Figure...
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Formation of Aerobic Granular Sludge in a Continuous-Flow Reactor – Control Strategy for the Selection of Well-Settling Granular Sludge
... SVI gradually decreased due to aerobic granulation, as shown in Figs and As sludge settling ability increased, surface loading and aeration rates were gradually increased, and finally set at 1.8 ... known as an important factor influencing the sludge selection in an SBR (McSwain et al., 200 4a) Generally, surface loading rate (equal to liquid linear velocity at a sludge settling zone) and aeration ... aeration rates Formation of Aerobic Granular Sludge by Controlling Surface Loading and Aeration Rates Surface loading and aeration rates were initially set at 1.2 m3/m2/d and 0.30 L/min, respectively,...
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Effect of periodic suction on three dimensional flow and heat transfer past a vertical porous plate embedded in a porous medium
... field near the plate upto a certain distance and thereafter the flow behaviour reverses An increase in suction parameter/Reynolds number increases the temperature of the flow field at all points ... MHD flow, Heat and Mass Transfer Flow through Porous Media, Polar fluid, Stratified flow etc He has 48 papers in the related area, 34 of which are published in Journals of International repute Also ... Orissa (India) from 1982-2004 and presently working as the Head of the faculty of Physics in KBDAV College, Nirakarpur, Orissa (India) since 2004 He has 27 years of teaching experience and 10 years...
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Tài liệu Organic matter distribution of the root zone in a constructed subsuface flow wetland pptx
... organic matter (OM) is the organic fraction of soil, including wastewater pollutants, plant roots, animal and plant residues, and microbial biomass OM influences the chemical and physical properties ... Materials and methods Sand sampling was done during January 2007 in the experimental constructed subsurface flow wetland (CSFW) located at Campus I of Can Tho University (Figure 1) The main part of ... 2007 Chiang Mai, Thailand ================================================================================ In analysis, data were compared graphically and by an ANOVA analysis at the significant...
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Tài liệu Clinical presentation and outcome of patients diagnosed with active pulmonary tuberculosis in a large critical care unit docx
... categories are shown as means with ranges where appropriate Comparative data between characteristics are displayed, and data are summarized as tables as well as in text Results Patient characteristics ... awareness King Fahad National Guard Hospital is an 800-bed tertiary care hospital located in the central region of the Kingdom of Saudi Arabia (KSA), provides multilevel health care for National Guard ... There are two hundred thousand deaths annually from the disease or related complications in India (3,6,7) Saudi Arabia is considered as an intermediate prevalence area for tuberculosis, probably...
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RISK OF PULMONARY TUBERCULOSIS ASSOCIATED WITH EXOGENOUS REINFECTION AND ENDOGENOUS REACTIVATION IN A SOUTH INDIAN RURAL POPULATION-A MATHEMATICAL ESTIMATE* doc
... secretarial help and Mr B.R Narayana Prasad graphics References Krishnamurthy, VV, Nair, SS, Gothi, GD, a Chakraborty, AK Incidence of Tuberculosis among newly infected population and in relation ... the duration of infected status; Indian Journal of Tuberculosis 1976, Vol 33/1, National Tuberculosis Institute, Bangalore Tuberculosis in a rural population of South India : a five year epidemiological ... authors are grateful to Dr A. K Chakraborty, Deputy Director, CGHS, Bangalore for his comments and suggestions at the draft stage of the paper, Mrs.Anuradha for statistical assistance, Miss T.J Alamelu...
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Predictors of relapse among pulmonary tuberculosis patients treated in a DOTS programme in South India pot
... posibilidades corregido] 2,5 ; IC95% 1,4–4,6) Otras variables independientes asociadas la recaída fueron la resistencia inicial a isoniacida, a rifampicina o a ambas (aOR 4,8 ; IC95% 2,0–11,6) y el tabaquismo ... time and L Ranganathan of the EDP department for supplying the data output The secretarial assistance rendered by A Gopinathan is also acknowledged This report was funded in part by a grant from ... Delhi, India: Ministry of Health and Family Welfare, 2003 Balasubramanian R Fully intermittent 6-month regimens for pulmonary tuberculosis in south India Indian J Tuberc 1991; 38: 51–53 Tuberculosis...
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Prevalence of presumed ocular tuberculosis among pulmonary tuberculosis patients in a tertiary hospital in the Philippines pdf
... cases It has been estimated to be under 1% in the USA, 4% in China, 6% in Italy, 7% in Japan, and 16% in Saudi Arabia [10] A Southeast Asian neighbor, Thailand, reported a 2.2% systemic TB involvement ... ocular TB Patient Age (years) Sex 66 M 2a 68 57 1a a Findings VAi VAf ATT response after weeks OS: non-GAU with posterior synechiae, choroidal tubercle; grade cataract, L-cervical lymphadenopathy ... study in 2002 [8] Biswas and Badrinath examined 2,010 eyes of pulmonary TB patients and found a 1.39% ocular involvement [9] Other studies include data about ocular TB as a fraction of uveitis cases...
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The Risk of Obstructive Lung Disease by Previous Pulmonary Tuberculosis in a Country with Intermediate Burden of Tuberculosis potx
... minimal lesions was also an independent risk factor for airflow obstruction In these patients, airway fibrosis and inflammation may play important roles TB infection is associated with airway ... technicians All data were saved for further analysis Even though the ATS recommendations require three or more acceptable curves for an adequate test, this is not practical for a large-scale examination ... distinct margins, with or without calcification, within the upper lobes Based on CXR findings, we categorized the TB lesion of each subject as minimal, moderately advanced, or far-advanced, based...
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Diagnosis of pulmonary tuberculosis by smear microscopy and culture in a tertiary health care facility: Biology and Medicine docx
... Science, Jazan University, Jazan, Kingdom of Saudi Arabia *Corresponding Author: kismail@jazanu.edu.sa, sayeedkhatib@hotmail.com Abstract Smear microscopy and culture forms the backbone of tuberculosis ... with pulmonary tuberculosis in tertiary healthcare facilities which have a large number of cases and financial constraints Ethical Approval The study was approved by the institutional ethics committee ... strategies are not being achieved Passive case finding is the mainstay of case finding in most developing countries This relies heavily on sputum examination by smear and culture, chest radiology...
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- shock boundary layer interaction flow in a supersonic compression ramp
- 2 unstable waves of flame propagation in a closed tube
- heat flow in a composite wall with convection
- steady laminar flow in circular tubes
- turbulent flow in circular tubes
- start up flow in a circular tube solution by separation of variables
- or cooled section of a circular tube
- pulsatile flow in a circular tube revisited asymptotic solutions for high and low frequencies
- flow in a wavy wall channel domain perturbation method
- fully developed forced convection in fully developed flow in a round tube
- 2 analysis of laminar forced convection in a long tube
- 5 9 comparison of fluid rise in a capillary tube bundle of varying diameters illustrates the distribution of saturation
- propagation in a circular waveguide
- flow in a shared service organization
- schematic diagram of heat flow in a packaged chi
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