نتایج جستجو برای: multi effect desalination med

تعداد نتایج: 2101726  

2018

Submit Manuscript | http://medcraveonline.com Reverse osmosis (RO) membranes are commonly used for sea water desalination to produce fresh water. These membranes are usually prepared using interfacial polymerization. Hydrophobic diamine and water-soluble chloride salt precursor are reacted to form a thin polyamide (PA) separation layer on a porous support [1]. The PA cross-linking density has a...

ژورنال: :فصلنامه علمی ترویجی فرآیند نو 2013
مهرزاد ارجمندی مجید پاکیزه

یکی از روش‏های تولید آب شیرین در مناطقی که با کمبود آب آشامیدنی، کشاورزی و یا صنعتی مناسب مواجه هستند به کارگیری آب شیرین‏کن‏های حرارتی چند مرحله ای [1]برای شیرین­سازی آب دریاست که به روش تبخیری-تقطیری عمل می‏کنند. دمای آب دریای ورودی به همراه سایر عوامل از مهمترین پارامترهای تاثیر گذار بر روی راندمان این سیستم­ها می‏باشد. در این مطالعه، برای افزایش راندمان سیستمmed ، طرحی جدید ارائه شده است. ا...

Journal: :Sustainable Production and Consumption 2022

This study proposes a new seawater desalination process using concentrated solar energy. Compared with conventional technologies, the proposed produces tap water high energy efficiency and lower environmental impact. The is based on type of boiler via “beam-down” optical system. To improve productivity, steam produced used to feed an adapted multiple-effect distillation (MED) A complete model f...

2018

Submit Manuscript | http://medcraveonline.com Reverse osmosis (RO) membranes are commonly used for sea water desalination to produce fresh water. These membranes are usually prepared using interfacial polymerization. Hydrophobic diamine and water-soluble chloride salt precursor are reacted to form a thin polyamide (PA) separation layer on a porous support [1]. The PA cross-linking density has a...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان همدان - دانشکده ادبیات و علوم انسانی 1390

abstract this study is an attempt to determine the effect of nano- technology education on science lesson for fifth grade in primary school in the city of kermanshah. this research is experimental and is conducted in the from of pre-test and post- test for the control group. an achievement test was administered to determine the rate of learning in the students. the research is an applied one. ...

Alireza Noorpoor, Nasim Hashemian Parisa Heidarnejad

In this study, a new proposed multi-generation system as a promising integrated energy conversion system is studied, and its performance is investigated thermodynamically. The system equipped with parabolic trough collectors and biomass combustor to generate electricity, heating and cooling loads, hydrogen and potable water. A double effect absorption chiller to provide cooling demand, a proton...

Journal: :Journal of Thermal Engineering 2021

In this paper, a new thermodynamic cycle for power and fresh water production is presented, which includes MED-TVC desalinations Allam cycles due to the important influence they have on electric industry in controlling limiting greenhouse emissions. First, analyzed appropriate location heat-extraction identified produce required vapor desalination system. It was determined that heat site suitab...

2005
Tamim Younos

Environmental issues related to desalination are a major factor in the design and implementation of desalination technologies. An acceptable desalination plant is expected to meet environmental regulations; be cost-effective in terms of construction, operation and management, as well as the costs associated with monitoring and permit fees. Some major environmental concerns include issues relate...

2012
Gina Marie Zak

A large number of resources are dedicated to seawater desalination and will only grow as world-wide water scarcity increases. In arid areas with high temperature and salinity seawater, thermal desalination and power plants (dual-purpose/co-generation plants) are often employed for the production of power and water. In other areas, reverse osmosis is commonly employed. However, both technologies...

2018

Submit Manuscript | http://medcraveonline.com Reverse osmosis (RO) membranes are commonly used for sea water desalination to produce fresh water. These membranes are usually prepared using interfacial polymerization. Hydrophobic diamine and water-soluble chloride salt precursor are reacted to form a thin polyamide (PA) separation layer on a porous support [1]. The PA cross-linking density has a...

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