نتایج جستجو برای: flow through system

تعداد نتایج: 3639194  

This paper proposes a Flexible Power Electronic Transformer (FPET) for the application in the micro-grids. The low frequency transformer is usually used at the Point of Common Coupling (PCC) to connect the low voltage grid and utility network to each other. The conventional 50Hz transformer results in enhanced low voltage-grid power management system during grid-connected operation. In this pap...

Journal: :Journal of diabetes science and technology 2007
Yi-Cheng Hsieh Jeffrey D Zahn

BACKGROUND Microdialysis is a sampling technique based on controlling the mass transfer rate of different-sized molecules across a semipermeable membrane. Because the dialysis process has minimal effects on the surrounding fluid, it is viewed as a tool for continuous monitoring of human metabolites. In diabetes treatment, microdialysis probes have been used as sampling systems coupled to a gluc...

Journal: :Decision Support Systems 2007
JinKyu Lee H. Raghav Rao

This study examines the relationships between various risks, beliefs, and behavioral intentions that are related to citizens' use of anti-/counter-terrorism e-Government websites. The data was collected through two surveys within a one-year interval — before and after the Iraqi regime was expelled by the US coalition army. The results suggest that perceived privacy risk from an anti/counter-ter...

Faezeh Mosallat Masoud Ziabasharhagh, Mohammad Reza Shahnazari

The value of the permeability in fluid flow through porous media is important for process investigation. In low Reynolds number, the classic Darcy’s law is suitable for simulation of fluid flow. In this paper, an experimental study for evaluation of preformed fiber permeability has been done. Also, the deviations from the classical Darcy law by experimental and numerical simulation of the N...

This paper presents a comprehensive and exclusive thermodynamic analysis of counter flow heat exchanger under various operating and geometrical conditions. Analysis system (ANSYS) workbench 14.0 has been used for computational analysis and comparison with previous literature has been carried out in view of variable temperature and mass flow rate of hot and cold fluids. An analytical and statist...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2008
masoud ziabasharhagh faezeh mosallat mohammad reza shahnazari

the value of the permeability in fluid flow through porous media is important for process investigation. in low reynolds number, the classic darcy’s law is suitable for simulation of fluid flow. in this paper, an experimental study for evaluation of preformed fiber permeability has been done. also, the deviations from the classical darcy law by experimental and numerical simulation of the navie...

پایان نامه :0 1374

this experimental study has been conducted to test the effect of oral presentation on the development of l2 learners grammar. but this oral presentation is not merely a deductive instruction of grammatical points, in this presentation two hypotheses of krashen (input and low filter hypotheses), stevicks viewpoints on grammar explanation and correction and widdowsons opinion on limited use of l1...

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