نتایج جستجو برای: water pipeline

تعداد نتایج: 578910  

Journal: :Japanese Geotechnical Society Special Publication 2016

Journal: :Water 2023

As an important working condition in water conveyance projects, the filling process of pipelines is a complex hydraulic transition involving water–air two-phase flow with sharp pressure changes that can easily cause pipeline damage. In light during filling, this study explores right-angle elbow using CFD numerical simulations and physical model experiments, analyzing phase volume fraction, wate...

2010
Mahendra P. Verma Victor Arellano

A computer program is developed to simulate steam flow in a pipeline as a part of “GeoSteamNet: a computer package for the simulation of steam flow in a geothermal power plant network”. The fluid movement is governed by the following basic principles: the conservation of mass, the linear momentum principle (Newton’s second law or Navier Stokes equations) and the first and second laws of thermod...

ژورنال: سلامت کار ایران 2017

Background and Aims: Natural gas pipeline network is an important part of a city’s infrastructure for energy transmission. As the gas pipeline network becoming vaster and more complex, accident caused by the leak of gas pipeline network occur. Accidents consequences caused by gas pipeline rupture, can directly threatening the safety of persons and properties in the city. Thus, it is neces...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - پژوهشکده مهندسی فرایند 1395

abstract: mineral scaling in oil and gas production equipment is one of the most important problem that occurs while water injection and it has been recognized to be a major operational problem. the incompatibility between injected and formation waters may result in inorganic scale precipitation in the equipment and reservoir and then reduction of oil production rate and water injection rate. ...

Journal: :Journal of Japan Society of Civil Engineers, Ser. A1 (Structural Engineering & Earthquake Engineering (SE/EE)) 2010

ژورنال: مهندسی دریا 2013

It is undeniable that instability plays a significant role in the design of pipelines. Local buckles induced by excessive force on specific part of pipeline can locally reduce the collapse pressure of a pipeline and cause local failure. Periodic placement of buckle arrestors along the pipeline can ensure that collapse only effect the length of pipe between two arrestors on either side of the in...

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