نتایج جستجو برای: water distribution infrastructure systems

تعداد نتایج: 2263485  

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. ...

Arash Aghaei Jalil Abrishami Masoud Tabesh

A water distribution network is one of the important parts of infrastructure systems. The efficient management and proactive planning of capital investment of these assets are fundamental for efficient and effective service delivered by water companies. The direct economic costs (i.e. rehabilitation investment, repair costs, water loss, etc.) as well as indirect costs (i.e. service and traffic ...

2017
T. T. Tanyimboh A. G. Seyoum

Water distribution systems are key components of public infrastructure and it is essential to design, manage and rehabilitate them economically without compromising the required performance and regulatory standards. Evolutionary optimization algorithms such as genetic algorithms have become popular in providing optimal and near optimal solutions to various optimisation problems on water distrib...

2007
Jill Slay Michael Miller

Supervisory control and data acquisition (SCADA) systems are widely used to monitor and control operations in electrical power distribution facilities, oil and gas pipelines, water distribution systems and sewage treatment plants. Technological advances over the past decade have seen these traditionally closed systems become open and Internet-connected, which puts the service infrastructures at...

Journal: :Computación y Sistemas 2008
Carlos E. Mariano-Romero Eduardo F. Morales

Water systems often allow efficient water uses via water reuse and/or recirculation. The design of the network layout connecting waterusing processes is a complex problem which involves several criteria to optimize. The use of the water pinch approach to define which of the effluents from unitary operations are most convenient to reuse is a good alternative used by some practitioners. Previousl...

Journal: :Annual Reviews in Control 2005
Iven M. Y. Mareels Erik Weyer Su Ki Ooi Michael Cantoni Yuping Li Girish N. Nair

In Australia gravity fed irrigation systems are critical infrastructure essential to agricultural production and export. By supplementing these large scale civil engineering systems with an appropriate information infrastructure, sensors, actuators and a communication network it is feasible to use systems engineering ideas to improve the exploitation of the irrigation system. This paper reports...

Journal: :journal of health management and informatics 0
mohammad keshavarz shahabeddin abhari

one of the most common and important therapeutic tools used by physicians is prescription. the use of digital systems in the health field has many benefits and significant impacts on the health system. one of these systems is digital prescription. in this article, first, we will review the existing infrastructure and work done in this area, and then with a new perspective on health issues, we w...

2014
Sridhar Vedachalam Mary E. John Susan J. Riha

Water infrastructure in the United States is aging and vulnerable to extreme weather. In August 2011, Tropical Storm Irene hit the eastern part of New York and surrounding states, causing great damage to public drinking water systems. Several water supply districts issued boil water advisories (BWAs) to their customers as a result of the storm. This study seeks to identify the major factors tha...

2012
Jing Lin Sahra Sedigh Ann Miller

In cyber-physical systems (CPSs), embedded computing systems and communication capability are used to streamline and fortify the operation of a physical system. Intelligent critical infrastructure systems are among the most important CPSs and also prime examples of pervasive computing systems, as they exploit computing to provide "anytime, anywhere" transparent services. While the added intelli...

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