Results 41 to 50 of about 15,310,679 (339)

New Insights into Flow for a Low-Bypass-Ratio Transonic Fan with Optimized Rotor

open access: yesEnergies, 2023
In this paper, a three-dimensional aerodynamics optimization system is built and applied to optimize a rotor blade to balance the conflicts between stall margin, total pressure ratio, adiabatic efficiency, and mass flow rate for the high-loading and ...
Mingjun Liu   +6 more
doaj   +1 more source

Smooth Open Channel with Increasing Aspect Ratio: Influence on Secondary Flow

open access: yesWater, 2019
A high-resolution particle image velocitmetry system is used to investigate the relationship between secondary flow and aspect ratio in a straight channel.
Siyu Jing, Wen-Jun Yang, Yue Chen
semanticscholar   +1 more source

Secondary flows and inlet skew in axial flow turbine cascades [PDF]

open access: yes, 1987
This thesis presents a detailed experimental investigation of the effects of inlet skew on the secondary flows and losses in a linear cascade of high turning turbine rotor blades.
Walsh, J.A, Walsh, Joseph Anthony
core  

Turbulent structures, integral length scale and turbulent kinetic energy (TKE) dissipation rate in compound channel flow [PDF]

open access: yes, 2017
In the present study, high data rate measurements were obtained for the streamwise and vertical velocity components using 2D Laser Doppler Velocimeter. The turbulent field in a straight compound-channel flow was characterized for three different uniform ...
Roja-Solórzano, Luís R.   +3 more
core   +1 more source

Ovarian Sex Cord Stromal Tumors in Children and Adolescents—The European Standard Clinical Practice Recommendations

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT As part of the European Cooperative Study Group for Paediatric Rare Tumours initiative, we developed standard clinical practice guidelines for ovarian sex cord stromal tumors, based on comprehensive national and international cohort analyses, literature review, and a final expert consensus conference.
Dominik T. Schneider   +15 more
wiley   +1 more source

Numerical Simulation on Secondary Flow Erosion at Elbow of Oil and Gas Pipeline

open access: yesShiyou jixie, 2023
Erosion caused by secondary flow has rarely reported.CFD was used to simulate the erosion of elbow, calculate the influences of flow rate and particle diameter on the secondary flow erosion of pipeline elbow, and analyze the erosion of pipeline elbow at ...
Ye Hao   +4 more
doaj  

Endwall profiling for the reduction of secondary flow in turbines [PDF]

open access: yes, 2003
This thesis describes investigations into the use of a technique for improving the efficiency of axial flow turbines. The flow in the turbine component of axial flow machines is complex, with a number of three-dimensional features.
Ingram, Grant Laidlaw, Ingram, Grant
core  

Bridging the Loneliness Gap: Depression, Connectivity, and Isolation in Pediatric Oncology Patients and Their Peers

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Loneliness is associated with adverse physical and mental health outcomes and remains understudied in children and adolescents undergoing cancer therapy. Pediatric oncology patients may be at increased risk due to medical isolation and disruption of social networks.
Charlotte N. Stahlfeld   +5 more
wiley   +1 more source

An investigation of secondary flow in a turbine blade with end wall profiling [PDF]

open access: yes, 1999
Secondary flows have been long recognised as a significant form of loss mechanism in turbomachinery. They have a major influence over the performance of the blade rows since they cause unsteadiness in the mainstream flow.
Jayaraman, Punitha
core  

Early Body Mass Index z‐Score Change and Resolution of Severe Malnutrition in Children With Sickle Cell Anemia in a Low‐Income Setting: A Prospective Single‐Arm Extension Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Children with sickle cell anemia (SCA) in low‐income settings are at risk of severe malnutrition, but optimal nutritional management has not been established. We evaluated an intensified ready‐to‐use therapeutic food (RUTF) regimen in children with persistent severe malnutrition after initial treatment and assessed whether early ...
Safiya Gambo   +9 more
wiley   +1 more source

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