نتایج جستجو برای: flow zone index fzi

تعداد نتایج: 962237  

Journal: :Nippon Jibiinkoka Gakkai Kaiho 1983

Journal: :Journal of risk and financial management 2021

As investment increases in capital projects, financial risks increase, and cash flow prediction control become more paramount. Higher could hinder project performance increase the chances of failure multiple aspects a project. While there are models that aim to assess forecast construction industry, none present technique include impact on project’s flow. Therefore, forecasts tend exceed actual...

Journal: :Stroke 2009
Hiroshi Yamauchi Ryuichi Nishii Tatsuya Higashi Shinya Kagawa Hidenao Fukuyama

BACKGROUND AND PURPOSE Hemodynamic compromise due to atherosclerotic middle cerebral artery (MCA) disease may induce internal border-zone infarction and cortical neuronal damage. This study aimed to determine whether internal border-zone infarction is associated with increased oxygen extraction fraction (OEF) and a decrease in central benzodiazepine receptors (BZRs) in the overlying cerebral co...

2013
M. TAMER AYVAZ ALPER ELÇI

The aim of this study is to present a linked simulation–optimisation model to estimate the groundwater recharge rates, their associated zone structures, and hydraulic conductivity values for regional, steady-state groundwater flow models. For the zone structure estimation problem the fuzzy c-means clustering (FCM) method was used. The association of zone structures with the spatial distribution...

2015
Divya Sardana

Objective: To investigate the correlation of blood flow detected by 2-Dimensional Power Doppler (2D-PD) sonography in the subendometrial-endometrial unit with the pregnancy outcome in frozen-thawed embryo transfer (FET) cycles. Study design: Prospective non-randomized observational study. Materials and methods: A total of 127 patients undergoing their first FET cycle were recruited and prepared...

2008
Samer Adham Anthony Fane Samer S. Adham

Journal: :محیط شناسی 0
محمد رضا سمرقندی دانشگاه علوم پزشکی همدان، دانشیار گروه مهندسی بهداشت محیط دانشکدة بهداشت مهدی هادی دانشگاه علوم پزشکی کردستان ، مربی گروه مهندسی بهداشت محیط سعید عزیزیان دانشکاه بوعلی همدان ، استاد گروه شیمی-فیزیک دانشکدة شیمی مهری سلیمانی امین آباد دانشگاه علوم پزشکی کردستان ، دانشجوی کارشناسی ارشد مهندسی بهداشت محیط

the used activated carbon was derived from pine-cone and was used for the removal of acid black 1(ab1) and acid blue 113(ab113) dyes. a batch sorption study was carried out in order to obtain optimum isotherm model. the study showed the best fit of the adsorption isotherm data was obtained using the langmuir model for both dyes. the monolayer maximum saturation capacities of ab1 and ab113 dyes ...

2016
José E. O. Reges A. O. Salazar Carla W. S. P. Maitelli Lucas G. Carvalho Ursula J. B. Britto

This work is a contribution to the development of flow sensors in the oil and gas industry. It presents a methodology to measure the flow rates into multiple-zone water-injection wells from fluid temperature profiles and estimate the measurement uncertainty. First, a method to iteratively calculate the zonal flow rates using the Ramey (exponential) model was described. Next, this model was line...

2017
Ying Chen Peng Zhang Xiaoyan Deng Yubo Fan Yubin Xing Ning Xing

We propose a vena cava filter in which helical flow is created in the filter's working zone to minimize filter blockage by trapped clots and facilitate the lysis of trapped clots. To validate this new design, we compared five helical flow inducers with different thread pitches in terms of blood flow patterns in the filter. The vena cava was reconstructed based on computed tomography images. Bot...

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