Browsing Makale Koleksiyonu by Title
Now showing items 3867-3886 of 5745
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Numerical investigation for solidification around various cylinder geometries
(2009)This study calculates effect of ice formation on different cylinder geometries placed in a rectangular ice storage tank filled with water. Fluent package program was used for numerical solution of flow domain to depict ... -
NUMERICAL INVESTIGATION INTO HEAT TRANSFER FOR THREE-DIMENSIONAL PLATE FIN HEAT EXCHANGERS WITH FINS PLACED PERPENDICULAR TO FLOW
(UNIV ZAGREB FAC MECHANICAL ENGINEERING & NAVAL ARCHITECTURE, 2013)In the present study, the potential of rectangular fins with a 30 degrees and 60 degrees angle and 10 mm offset from the horizontal direction perpendicular to flow for heat transfer enhancement in a plate fin heat exchanger ... -
Numerical investigation of effect of the position of the cylinder on solidification in a rectangular cavity
(Springer Verlag, 2017)In the present study, it is aimed to calculate the effect of ice formation on different cylinder geometries placed in a rectangular cavity filled with water. For this aim Fluent package program was used to solve the flow ... -
Numerical investigation of fouling on cross-flow heat exchanger tubes with conjugated heat transfer approach
(PERGAMON-ELSEVIER SCIENCE LTD, 2008)Although fouling on heat exchanger tubes is extensively investigated, due to the lack of energy resources, the effects of fouling on heat exchangers is still an important area of study and gaining more and more attention ... -
NUMERICAL INVESTIGATION OF THE EFFECT OF INSULATION ON HEAT TRANSFER OF THERMAL BRIDGES WITH DIFFERENT TYPES
(VINCA INST NUCLEAR SCI, 2016)In the present study, the effects of dfferent types thermal bridges formed by beams for floor-wall junctions in reinforced concrete structures, with and without balconies, and the optimum configuration of the insulation ... -
Numerical investigation of the effects of geometric variations of cooling tubes for ice formation in ice storage tank
(Turkish Society for Thermal Science and Technology, 2017)In the present study, it is aimed to compare the effects of different geometries located in a rectangular ice storage tank on ice formation. For this aim FLUENT package program was used to solve the flow numerically depending ... -
Numerical simulation of the stalled flow within a vaned centrifugal pump
(PROFESSIONAL ENGINEERING PUBLISHING LTD, 2004)The main goal of the present work is to analyse the numerical simulation of a centrifugal pump by solving Navier-Stokes equations, coupled with the 'standard k-epsilon' turbulence model. The pump consists of an impeller ... -
Numerical study of heat transfer characteristics on tandem cylinders, inline and staggered tube banks in cross-flow of air
(2002)Numerical analysis of the heat transfer on tandem cylinders, inline and staggered geometries in cross flow of air are investigated for different geometry and flow conditions. Finite element method is used to solve Navier-Stokes ... -
Numerical study of heat transfer enhancement and flow characteristics of threedimensional plate fin heat exchangers
(2015)The present study is aimed at numerical investigation, by using conjugated heat transfer approach, of the effect of different types of rectangular fins (outer zigzag-inner zigzag-flat-outer zigzag (type B) and inner ... -
Numerical study of the turbulent flow in strongly curved stationary and rotating U-ducts
(JOHN WILEY & SONS LTD, 2010)A large-eddy simulation (LES) study is undertaken to explore the complex flow of developing turbulent flow through stationary and rotating U-ducts with strong curvature. Three flow cases are investigated: stationary ... -
Numerical taxonomy of Ormyrus Westwood, 1832 (Ormyridae: Hymenoptera) species based on general morphology in Sivas
(ENTOMOLOGICAL SOC TURKEY, EGE UNIV, 2017)The main objectives of the study were to determine the adequacy and reliability of characters used for identification of Ormyrus (Ormyridae: Hymenoptera) species, and the relationships between species within the genus by ... -
Numerical variations in human vertebral column: a case report.
(1999)Numerical increases in the elements of the vertebral column probably do not occur. In this case, 25 presacral vertebrae (PSV) were determined in the vertebral column of a 22-years-old male skeleton. Their distribution was ... -
Nummofallotia kastamonica n. sp., (Foraminifera) a new species from the Upper Maastrichtian of Devrekani (Kastamonu-Turkey) [Nummofallotia kastamonica n.sp., une nouvelle espèce de Foraminifère du Maastrichtien supérieur de Devrekani (Kastamonu-Turkey]
(2001)Nummofallotia kastamonica n. sp., a new species of the genus Nummofallotia is described from the upper levels of the Maastrichtian unit in the northeast of Devrekani (north Kastamonu). The new species may be distinguished ... -
Nurdanella boluensis n.gen., n.sp., a Miliolid (Foraminifera) from the Lutetian of the Bolu Area (Northwestern Turkey)
(2000)Nurdanella boluensis n.gen., n. sp., is a new Miliolid (Haurenidae) foraminfer occurring in the Lutetian shallow marine deposits in the Bolu region of Northwestern Turkey. The new genus is characterized by its triloculine ... -
The Nurse's Role in Providing Information to Surgical Patients and Family Members in Turkey: A Descriptive Study
(2012)In 2008, we conducted a nonexperimental, cross-sectional, descriptive study in the surgical services department of a hospital in Istanbul, Turkey, with the aim of determining how much information was required by perioperative ... -
Nurses and physicians' opinions and approaches towards the use of physical restraints
(UNIVERSITATSVERLAG ULM GMBH, 2005)The opinions and approaches on the use of physical restraints by nurses (86) and physicians (78) working in a training hospital were investigated. The data were collected using a questionnaire developed by the researchers. ... -
Nurses' and paediatricians' knowledge about infant sleeping positions and the risk of sudden infant death syndrome in Turkey
(DRUNPP-SARAJEVO, 2012)Objective: The purpose of this article is to determine nurses' and paediatricians' knowledge regarding the sleeping positions and environment of infants. Methods: This descriptive and cross-sectional study was conducted ... -
Nursing approaches toward postoperative pain in patients: Patients' opinions [Hastalarin ameliyat sonrasi yaşadiklari a?riya yönelik hemşirelik yaklaşimlari: Hasta görüşleri]
(2011)Objectives: We aimed in this defining study to determine patients' opinions about nursing practices with respect to their postoperative pain and their satisfaction with these practices. Methods: Data were collected by two ... -
Nursing students' level of autonomy: A study from Turkey
(CHURCHILL LIVINGSTONE, 2009)Nursing curriculum programs developed to train future professional nurses, methods of teaching and learning and practice can either prepare or be an obstacle to the students' thinking and acting like independent professionals. ... -
NUTRITIONAL SUPPLEMENT USE IN HIGH SCHOOL STUDENTS
(SCIBULCOM LTD, 2015)During adolescence development of healthy eating behaviours is vital for establishing a healthy growth period. In fact, healthy eating is adequate and balanced consumption of food, without necessity of nutritional supplements. ...