نتایج جستجو برای: reservoir system

تعداد نتایج: 2265043  

Journal: :AJNR. American journal of neuroradiology 1982
G V O'Reilly S B Hammerschlag M H Naheedy

For many years , radiologists kept saline and contrast material in open basins for use during angiographic procedures . More recently , c losed systems have been advocated to avoid contamination by foreign bodies such as cotton fibers or talc [1, 2]. Such arrangements use intravenous sets hung on a trolley , which is often positioned behind the radiologist and requires that an assistant turn hi...

2009
Sang Yun Lee Kwang-Wu Lee Taehyun Rhee Ulrich Neumann

We describe a novel data visualization framework named Reservoir Model Information System (REMIS) for the display of complex and multi-dimensional data sets in oil reservoirs. It is aimed at facilitating visual exploration and analysis of data sets as well as user collaboration in an easier way. Our framework consists of two main modules: the data access point module and the data visualization ...

ژورنال: علوم آب و خاک 2018
زیبایی, منصور, سلطانی, غلامرضا, طرازکار, محمدحسن, نوشادی, مسعود,

Nowadays, water resource management has been shifted from the construction of new water supply systems to the management and the optimal utilization of the existing ones. In this study, the reservoir operating rules of Doroodzan dam reservoir, located in Fars province, were determined using different methods and the most efficient model was selected. For this purpose, a monthly nonlinear multi-...

Journal: :Physical review. E, Statistical, nonlinear, and soft matter physics 2015
Nicholas D. Haynes Miguel C. Soriano Ingo Fischer Daniel J. Gauthier

We demonstrate reservoir computing with a physical system using a single autonomous Boolean logic element with time-delay feedback. The system generates a chaotic transient with a window of consistency lasting between 30 and 300 ns, which we show is sufficient for reservoir computing. We then characterize the dependence of computational performance on system parameters to find the best operatin...

2017
Adrienne M Moraff Melanie Hayden Gephart Larry M Shuer Jeremy J Heit

We describe a case of a 24-year-old patient with relapsed acute myelogenous leukemia involving the central nervous system. After placement of an Ommaya reservoir for intrathecal chemotherapy administration, the patient developed progressive headache, nausea, and drowsiness and was found to have an enlarging subdural collection underlying the Ommaya. To exclude leakage of the Ommaya system into ...

For some of the EOS models the dimension of equilibrium problem can be reduced. Stability and difficulties in implementation are among the problems of flash calculation. In this work, a new reduction technique is presented to prepare a reduced number of equilibrium equations. Afterwards, a number of appropriate solution variables are selected for the prepared equation system to solve the equati...

Journal: :European Journal of Operational Research 1998
Antonie Stam Kazimierz A. Salewicz Jay E. Aronson

This paper presents a user-interactive decision support system (DSS) for the management of the Lake Kariba reservoir. Built in the fourth-generation computer language IFPS, the system takes into account relevant reservoir characteristics and parameters, such as the amount of hydropower generated, reservoir storage throughout the year, and the amount of water released for down-stream usage. The ...

Background: Changes in temperature and precipitation pattern seriously affect the amount of river runoff coming into Dam Lake. These changes could influence the operating conditions of reservoir systems such as Jor hydropower reservoir system (Malaysia) with the total capacity of 150 MW. So, it is necessary to analyze the effect of changes in weather parameters on the river runoff and consequen...

Journal: :The European respiratory journal 1999
M J van der Veen J S van der Zee

In this study, the role of electrostatic fields on aerosol recovery from a system with a large collapsible reservoir (30 L) was investigated. In addition, the efficacy of the reservoir method for bronchial challenge procedures was assessed in vivo. Aerosol recovery was determined by measuring the fraction of aerosol (0.05% 99mTc-tagged human albumin solution) retrieved from the reservoir. Befor...

Journal: :مدیریت صنعتی 0
منصور مؤمنی نادر رضایی

this article aims at designing the mathematical model for aras dam reservoir in time operation with missions of agriculture needs safeguarding, water electric energy production and torrent controls. reservoir system relations determinate and these relations at framework of are determined and stochastic dynamic programming are calculated executive results of this model are presentation of guides...

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