نتایج جستجو برای: industrial water

تعداد نتایج: 685601  

Journal: :Environmental Science & Technology 2013

2009

A water reuse system in wetland paddy was simulated to supply water for industrial in this paper. A two-tank model was employed to represent the return flow of the wetland paddy. Historical data were performed for parameter estimation and model verification. With parameters estimated from the data, the model was then used to simulate a reasonable return flow rate from the wetland paddy. The sim...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علم و صنعت ایران - دانشکده مهندسی عمران 1384

صنایع فرآیندی نظیر صنایع پتروشیمی، پالایشگاه ها، صنایع چوب و کاغذ و ... از صنایع عمده مصرف کننده آب هستند که پساب های صنعتی در فرآیند های مختلف آن ها در حجم وسیع تولید می شود. مقررات و استاندارد های مربوط به تخلیه پساب این صنایع به محیط زیست روز به روز شدیدتر شده و برای جلوگیری از مخاطرات زیست محیطی میزان پساب ها و غلظت آلاینده های موجود در آن ها می بایست توسط فرآیندهای مختلف تصفیه تاحد قابل قب...

پورمقدس, حسین ,

Ground water is considered as a valuable resource for drinking, agricultural, and industrial uses. As human activities are known to affect water quality, studies of this source are necessary to maintain quality standards. Despite heavy agricultural and industrial activity in the Lenjanat region (Isfahan), there has been no evaluation of ground water quality in this area.In this research project...

2011
Jie Xu Barry L. Nelson

Jie Xu Department of Systems Engineering and Operations Research, George Mason University, Fairfax, VA 22030, USA, [email protected] Barry L. Nelson Department of Industrial Engineering and Management Sciences, Northwestern University, Evanston, IL 60208-3119, USA, [email protected] L. Jeff Hong Department of Industrial Engineering and Logistics Management, The Hong Kong Universi...

Journal: :Environmental Health Perspectives 1978
F. Cordle P. Corneliussen C. Jelinek B. Hackley R. Lehman J. McLaughlin R. Rhoden R. Shapiro

Although the polychlorinated biphenyls (PCBs) have been used in a wide variety of industrial applications in the U. S. from 1930 until 1970, when their distribution was voluntarily restricted to closed systems, there is scant information on human exposure to adverse human health effects in the U. S. In the U. S., minimal human exposure of the population to PCBs is limited to food, air, and wate...

2016
Xenia Christodoulou Sharon B. Velasquez-Orta

12 Microbial electrosynthesis (MES) and anaerobic fermentation (AF) are two biological processes 13 capable of reducing CO2, CO and water into acetic acid, an essential industrial reagent. In this 14 study, we evaluated investment and production costs of acetic acid via MES and AF, and compared 15 them to industrial chemical processes: methanol carbonylation and ethane direct oxidation. 16

2015
Z. Amjad

Copper(II) salts have long been used to kill algae in water systems, but they can precipitate as insoluble salts and form deposits on equipment surface. It is important to remove toxic metal from industrial waste because of contamination and toxicity issues. This paper discusses the testing and effects of various phosphonates to control copper-based fouling in the industrial water systems. It h...

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