نتایج جستجو برای: water and wastewater company

تعداد نتایج: 16945892  

Journal: :آب و توسعه پایدار 0
وحید ماجد ساحره گلزاری قلعه جوقی

the increase in water demand and its services due to population growth and the raising of the standards of living, health, and hygiene along with the limitation of water resources, droughts, and climate change has attracted water specialists and planners to explore the use of unconventional water resources, such as sewage and saline waters. moreover, industrial and rural wastewater disposal and...

Journal: :journal of membrane science and research 0
mohammad mahdi a. shirazi membrane industry development institute, tehran, iran ali kargari membrane processes research laboratory (mprl), department of chemical engineering, amirkabir university of technology (tehran polytechnic), tehran, iran

the growing scarcity of fresh water is driving the implementation of wastewater treatment and water reuse on an increasingly large scale. various methods have been developed and used for water reuse from wastewater; however, the membrane distillation (md) process, as a promising separation technology, has recently gained more attention. the md process is a non-isothermal membrane-based separati...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان 1390

cement is an essential ingredient in the concrete buildings. for production of cement considerable amount of fossil fuel and electrical energy is consumed. on the other hand for generating one tone of portland cement, nearly one ton of carbon dioxide is released. it shows that 7 percent of the total released carbon dioxide in the world relates to the cement industry. considering ecological issu...

2017
Marco Bortolini Mauro Gamberi Cristina Mora Francesco Pilati Alberto Regattieri

Efforts to decrease the water use within industry are mandatory to pursue product and process sustainability. Particularly, the European Union (EU) is at the top level for water consumption in industry, while some sectors, such as the food and beverage (F&B), are highly water-intensive with hundreds of liters per hour of consumed and, then, drained water. This article provides a systematic over...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده مهندسی شیمی 1391

attempts have been made to study the thermodynamic behavior of 1,3 butadiene purification columns with the aim of retrofitting those columns to more energy efficient separation schemes. 1,3 butadiene is purified in two columns in series through being separated from methyl acetylene and 1,2 butadiene in the first and second column respectively. comparisons have been made among different therm...

2017
Debajit Kalita S.R. Joshi

Lead released from manufacturing factories, recycling plants, automobile company and landfill leachate is abundantly found in wastewater. An efficient bioremediating agent for lead removal from wastewater is expected to ease the ever increasing problem. The present study reports Pseudomonas sp. W6 isolated from extreme habitat of hot water spring of North-East India evaluated for its Lead bioso...

Journal: :مدیریت آب و آبیاری 0
مصطفی رجبی سرخنی دانش¬آموخته کارشناسی ارشد گروه مهندسی آب، دانشکده کشاورزی، دانشگاه شیراز، شیراز - ایران علی قائمی دانشیار بخش مهندسی آب، دانشکده کشاورزی، دانشگاه شیراز، شیراز – ایران

today as freshwater resources become scarcer, wastewater use is a major incentive option for conserving and expanding available water supplies. the aim of this research was to investigate the impact of normal irrigation water (well water), chemical fertilizer, and treated urban wastewater effluent on yield quantity and quality of broccoli under micro irrigation system. the accumulation of chemi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اراک - دانشکده علوم 1392

the history of plant’s used for mankind is as old as the start of humankind. initially, people used plants for their nutritional proposes but after the discovery of medicinal properties, this natural ?ora became a useful source of disease cure and health improvement across various human communities. berberis vulgaris is one of the medicinal plants used in iranian traditional medicine. berberis ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ایلام - دانشکده ادبیات و علوم انسانی 1391

چکیده رقابت پذیری معیاری کلیدی برای ارزیابی درجه موفقیت کشورها،صنایع و بنگاهها در میدان های رقابتی سیاسی،اقتصادی و نجاری به حساب می آید.بدین معنی که هر کشور،صنعت یا بنگاهی که از توان رقابتی بالایی در بازارهای رقابتی برخوردار باشد،می توان گفت که از رقابت پذیری بالاتری برخوردار می باشد.در تحقیقات مختلف، رقابت پذیری در سه سطح ملی،صنعت و بنگاه مورد توجه قرار گرفته که در این میان سطح بنگاه از د...

ژورنال: بیمارستان 2015
طاهریان, الهام, فهیمی نیا, محمد, محمدبیگی, ابوالفضل,

Background: Hospitals have been known as main water consumers .Moreover ,  the amount of their produced  wastewater and contamination is much more than domestic subscribers. Hospital waste management has recently emerged as an issue of major concerns but wastewater produced has not received sufficient attention. As there is a separate source of drinking water from that of sanitary usage in hosp...

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