نتایج جستجو برای: industrial wastewater treatment

تعداد نتایج: 1547667  

Journal: :نشریه بازیافت آب 0
میرحسن سیدسراجی تهران، دانشگاه شهید بهشتی، دانشکدة آب و محیط زیست، گروه مهندسی منابع آب حامد حسنلو تهران، دانشگاه تهران، دانشکدة محیط زیست، گروه مهندسی محیط زیست مریم پازوکی تهران، دانشگاه تهران، دانشکدة محیط زیست، گروه مهندسی محیط زیست حسین نایب تهران، دانشگاه شهید بهشتی، دانشکدة آب و محیط زیست، گروه مهندسی محیط زیست

with regard to environmental issues, proper operation of wastewater treatment plants is of particular importance that in the case of inappropriate utilization, they will cause serious problems. in order to achieve a better and efficient control over the operation of an industrial wastewater treatment plant (wwtp), powerful mathematical tool can be used that is based on recorded data from some b...

2014

Local utilities often face problems of local industrial wastes, storm water disposal due to existing strict regulations. For many local industries, the problem of wastewater treatment and discharge into surface reservoirs can’t be solved through the use of conventional biological treatment techniques. Current discharge standards require very strict removal of a number of impurities such as ammo...

2014
Alcilucia Oliveira Lourdes M. C. Cabral Humberto Bizzo Neusa P. Arruda Suely P. Freitas

The objectives of the present study were to recover and identify volatiles organic compounds (VOCs) in the wastewater (WW) coming from a soluble coffee industrial plant. For VOCs recover, the WW was concentrated by pervaporation using a polydimethylsiloxane (PDMS) membrane. Furthermore, the solid phase micro extraction (SPME) and gas chromatography-mass spectrometry (GC-MS) were used for VOCs i...

Journal: :Reviews of environmental contamination and toxicology 2017
Gaurav Saxena Ram Chandra Ram Naresh Bharagava

Leather industries are key contributors in the economy of many developing countries, but unfortunately they are facing serious challenges from the public and governments due to the associated environmental pollution. There is a public outcry against the industry due to the discharge of potentially toxic wastewater having alkaline pH, dark brown colour, unpleasant odour, high biological and chem...

2012

| More from the authors | Email niuxx@ eyou.com | Citation export 9. Pretreatment of petrochemical wastewater by coagulation and flocculation and the sludge characteristics. Verma S, Prasad B, Mishra IM: J Hazard Mater; 2010 Jun 15;178(1-3):1055-64 Abstract | More from the authors | Citation export 10. Evaluation of reusing alum sludge for the coagulation of industrial wastewater containing mix...

Journal: :Water science and technology : a journal of the International Association on Water Pollution Research 2001
R J Frankin

High rate anaerobic treatment for industrial wastewater was first applied on a commercial scale in the sugar industry in the mid 70's. Since that time the technology has developed into a standard method of wastewater treatment for a wide variety of industries. The technology is now functional in over 65 countries and a total of approximately 1,400 plants were build by the 16 leading vendors of ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی امیرکبیر(پلی تکنیک تهران) - دانشکده مهندسی شیمی 1384

پساب حاصل از عملیات استخراج روغن از میوه زیتون به دلیل حضور ترکیبات مقاوم و تخریب ناپذیر زیستی با روشهای معمول بیولوژیک قابل تصفیه نمی باشد. از سوی دیگر با شناخت و به کار گیری فرایندهای اکسیداسیون پیشرفته که بر مبنای تشکیل رادیکالهای هیدروکسیل قرار دارند، نظیر فرایند فنتون، تخریب این نوع آلاینده ها امکان پذیر شده است. در پروژه حاضر ادغامی از تیمارهای مختلف فیزیکوشیمیایی با تاکید بر فرایند فنتون...

Journal: :journal of applied research in water and wastewater 2015
lee fergusson

stormwater represents one of the least researched forms of wastewater in environmental science. contaminated industrial stormwater, that is stormwater generated by runoff from industrial sites such as refineries, smelters and mine sites, is even less well understood. however, contaminated industrial stormwater can have damaging environmental impacts because it generally occurs in sudden bursts ...

2013
Joseph D. Rouse

A survey of wastewater treatment facilities in the Federated States of Micronesia revealed a lack of fully functional treatment systems and conditions that potentially could lead to adverse environmental impacts and public health concerns. Due to inadequate facilities, the amount and composition of wastewater entering the plants as well as the degree of treatment being achieved is largely unkno...

2001
Desmond F. Lawler Mark M. Benjamin

Many contaminants of interest in water and wastewater are particles, or are made into particles for removal. Typical municipal wastewater treatment plants include both primary and secondary sedimentation, and those with tertiary treatment likely have granular media filtration. Typical drinking water plants using surface water supplies have flocculation, gravity separation (sedimentation or flot...

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