نتایج جستجو برای: flow duration curve

تعداد نتایج: 795994  

2004
Ting-Ya Hsieh Cheng-Wu Chen

In the contractual business, construction firms are generally more concerned with short-term financial strategies than the longterm ones. Working capital management is the central issue of all short-term financial concerns. Thus, it’s urgent to study the cash portion of working capital management to rationalize the amount of cash and current assets possessed in certain time. The S-curve is quit...

Journal: :journal of mechanical research and application 2012
h. javaniyan jouybari m. eftari m. r. shahhoseini f. ghadak m. rad

the main objective in this paper is creating a method for one-dimensional modeling of multi stage axial flow turbine. the calculation used in this technique is based on common thermodynamics and aerodynamics principles in a mean stream line analyses. in this approach, loss models have to be used to determine the entropy increase across each section in the turbine stage. finally, the analysis an...

Journal: :Journal of the American College of Cardiology 1990

Journal: :Calculus of Variations and Partial Differential Equations 2020

Journal: :Communications in Analysis and Geometry 2014

Journal: :Transactions of the American Mathematical Society 2023

We construct an ancient solution to planar curve shortening. The is at all times compact and embedded. For t ≪ 0 t\ll 0</...

Journal: :Journal of magnetic resonance imaging : JMRI 2008
Martin Larsson Anders Persson Per Eriksson Johan Kihlberg Orjan Smedby

PURPOSE To investigate the feasibility of quantitative parameter extraction from a mathematical model fitted to renal artery magnetic resonance flow data. MATERIAL AND METHODS A total of 16 subjects, eight patients, and eight normal controls, were examined with cine phase-contrast velocity measurements, and blood flow data from the aorta and both renal arteries were extracted by means of cont...

Journal: :Circulation research 1977
R W Giles G Heise D E Wilcken

The effect of histamine on coronary blood flow (CBF) was studied in anaesthetized grayhounds. CBF and systemic blood pressure were measured using electromagnetic flow transducers and catheters in the aorta during infusions of drugs into the left circumflex coronary artery. Histamine infusions (5, 10, and 20 microng/min) produced dose-related increases in CBF without changing heart rate or bloo...

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