Results 41 to 50 of about 211 (136)

Questions and Answers about BSP

open access: yesScientific Programming, Volume 6, Issue 3, Page 249-274, 1997., 2007
Bulk Synchronous Parallelism (BSP) is a parallel programming model that abstracts from low‐level program structures in favour of supersteps. A superstep consists of a set of independent local computations, followed by a global communication phase and a barrier synchronisation.
D.B. Skillicorn   +2 more
wiley   +1 more source

Numerical and experimental study of the combination of labyrinth weir with orifice and its effect on discharge coefficient

open access: yesعلوم آب و خاک, 2021
The combination of a labyrinth weir with an orifice is a proper solution for floating material to pass over the weir and transfer sediment through the orifice. Additionally, creating a slot in the overflow wing leads to higher discharge.
A. R. Bahrebar   +3 more
doaj  

Numerical Investigation on Hydrodynamic Characteristics of Landslide-Induced Impulse Waves in Narrow River-Valley Reservoirs

open access: yesIEEE Access, 2020
Landslide-induced impulse waves in a river-valley reservoir region have become a serious threat to life and property intactness. Compared with previous studies focusing on landslides in open-water regions, this article systematically carried out ...
Bin Deng, He Tao, Changbo Jiang, Ke Qu
doaj   +1 more source

بررسی خصوصیات هیدرودینامیکی دریچه سالونی چندگانه مستطیلی در جریان مستغرق [PDF]

open access: yesپژوهش‌های حفاظت آب و خاک
سابقه و هدف: امروزه به دلیل کاهش منابع آبی و مسئله مصرف عمده آب در حوزه کشاورزی به‌منظور توزیع، تحویل و تنظیم جریان در شبکه آبیاری و جلوگیری از تلفات آب، سازه‌هایی نوین با کارایی بهتر و بهره‌برداری ساده‌تر از جانب پژوهشگران معرفی‌شده است.
ستاره فتحی   +2 more
doaj   +1 more source

بررسی تأثیر استغراق‌های مختلف بر پارامترهای هیدرولیکی جریان در دریچه سالونی مستطیلی چندگانه [PDF]

open access: yesمدیریت آب و آبیاری
یکی از راه‌کارهای پیشنهادی در خصوص افزایش کیفیت توزیع و انتقال آب استفاده از دریچه‌های سالونی است .در این پژوهش از دریچه‌ی سالونی چندگانه مستطیلی استفاده‌شده است و با شبیه‌سازی عددی پارامترهای هیدرولیکی جریان بررسی و باحالت تک دریچه مقایسه شده است.
ستاره فتحی   +3 more
doaj   +1 more source

A Comparison on Discharge Coefficients of Side and Normal Weirs with Suspended Flow Load using FLOW3D

open access: yesIndian Journal of Science and Technology, 2016
Normal 0 MicrosoftInternetExplorer4 Weirs and gates are structures which are used to measure water flow in open channels. Entering rivers’ sediments into channels is considered as one of the main problems in irrigation and water transmission networks. The relations presented based on laboratory results for gates, weirs
M. Taghavi, H. Ghodousi
openaire   +1 more source

Descripción de herramientas computacionales aplicadas para analizar el riesgo ocasionado por flujos piroclásticos

open access: yesAcademia y Virtualidad, 2016
Este artículo presenta la descripción de tres herramientas computacionales aplicadas a la simulación y evaluación de la reología de las corrientes piroclásticas de densidad, además de los modelos empleados para la determinación del comportamiento de ...
Jhonny Penna Salcedo   +2 more
doaj   +1 more source

Effects of important parameters in the production of Al-A356 alloy by semi-solid forming process

open access: yesJournal of Materials Research and Technology, 2019
There are many routes to produce feedstock with globular microstructure. Cooling slope methods has been attracted as the result of its simplicity and also produces of the globular shape billets quicker than other methods.
Amin Kolahdooz, Sasan Aminian, Dehkordi
doaj   +1 more source

Influence of pouring methods on filling process, microstructure and mechanical properties of AZ91 Mg alloy pipe by horizontal centrifugal casting [PDF]

open access: yesChina Foundry, 2018
Pouring position as the input heat source has great influence on the temperature field evolution. In this study, the Flow3D simulation software was applied to investigate the influence of pouring methods (with fixed or moving pouring channel) on AZ91 Mg ...
Xue-feng Zhu, *Bao-yi Yu, Li Zheng
doaj   +1 more source

Thermal analysis modeling and simulation of spent nuclear fuel canister using CFDS-FLOW3D [PDF]

open access: yes, 1995
The computational fluid dynamics (CFD) code CFDS-FLOW3D (version 3.3) has been utilized to model a three-dimensional thermal analysis of the spent nuclear fuel dry storage mockup test. The Experimental Thermal-Fluids (ETF) group obtained experimental data to benchmark computer codes for verifying the dry storage of aluminum-clad spent nu clear fuel ...
openaire   +2 more sources

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