نتایج جستجو برای: biological treatment

تعداد نتایج: 1795991  

Journal: Pollution 2016
Gopal Ghosh, H. Tanaka N. Yamashita S. Hanamoto X. Huang

This study investigated the occurrence and removal of 12 antibiotics (ciprofloxacin, enrofloxacin, levofloxacin, norfloxacin, nalidixic acid, azithromycin, clarithromycin, roxithromycin, lincomycin, novobiocin, sulfamethoxazole, trimethoprim) at four sewage treatment plants (STPs): two STPs in Kyoto, Japan and two STPs in Beijing, China. The STPs differed in design and operation conditions, uti...

Gopal Ghosh, H. Tanaka N. Yamashita S. Hanamoto X. Huang

This study investigated the occurrence and removal of 12 antibiotics (ciprofloxacin, enrofloxacin, levofloxacin, norfloxacin, nalidixic acid, azithromycin, clarithromycin, roxithromycin, lincomycin, novobiocin, sulfamethoxazole, trimethoprim) at four sewage treatment plants (STPs): two STPs in Kyoto, Japan and two STPs in Beijing, China. The STPs differed in design and operation conditions, uti...

Journal: :international journal of environmental research 0
r.h.r. costa department of sanitary and environmental engineering, federal university of santa catarina, sc, brazil d.b. wolff department of sanitary and environmental engineering, federal university of santa maria, rs, brazil v.s. souto department of sanitary and environmental engineering, federal university of santa catarina, sc, brazil & campus universitário, florianópolis, sc brazil

a biofilm sequencing batch reactor with a volume of 1.42 m3, nylon nets providing a 4,140 m2/m3 support area for biofilms and an automated operation with 8 hour cycles was studied. the duration of the experiment was 135 days. removal efficiencies e≥ 80% were obtained for carbonaceous matter, producing an effluent with 31±26.8 mg/l of filtered cod, 7±3.6 mg/l of bod5 and 12±3.2 mg/l of toc. the ...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده فنی 1389

صنعت تولید نساجی یکی از صنایع است که با توجه به افزایش جمعیت در کشور ما نیاز به گسترش و توسعه دارد. در کنار توسعه این صنعت یکی از مشکلات مهمی که در این زمینه وجود دارد خطرات ناشی از تخلیه پساب غیر استاندارد به آبهای زیرزمینی و سطحی است که بهداشت عمومی را به مخاطره می اندازه. لذا مطالعه کیفیت فاضلاب خروجی کارخانجات ریسندگی و بررسی عملکرد تصفیه خانه های موجود دارای ضرورت می باشد.در این مطالعه برآ...

Journal: :Biomarkers in medicine 2017
Daniel B McArtor Bochao D Lin Jouke-Jan Hottenga Dorret I Boomsma Gonneke Willemsen Gitta H Lubke

AIM To assess the extent to which a multivariate approach to modeling interrelated hematological indices provides more informative results than the traditional approach of modeling each index separately. MATERIALS & METHODS The effects of demographics and lifestyle on ten hematological indices collected from a Dutch population-based sample (n = 3278) were studied, jointly using multivariate d...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1391

in this thesis, we exploit a simple and suitable method for immobilization of copper(ii) complex of 4?-phenyl-terpyridine on activated multi-walled carbon nanotubes [amwcnts-o-cu(ii)-phtpy]. this nanostructure was characterized by various physico-chemical techniques. to ensure the efficiency and fidelity of copper species, the implementation of three-component strategies in click-chemistry all...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیخ بهایی - دانشکده زبانهای خارجی 1392

critical thinking ability has an important role in education. accordingly, scholars around the world are searching for new ways for teaching and improving students critical thinking ability. in line with the studies in efl contexts supporting the positive relationship between critical thinking and writing performances, this study investigated the differential effects of halverson’s critical thi...

Journal: :iranian journal of environmental sciences 0
gopal ghosh 1. research center for environmental quality management, graduate school of engineering, kyoto university, kyoto 615–8540, japan; 2. departments of environmental science and technology, jessore university of science and technology, jessore 7408, bangladesh s. hanamoto research center for environmental quality management, graduate school of engineering, kyoto university, kyoto 615–8540, japan n. yamashita research center for environmental quality management, graduate school of engineering, kyoto university, kyoto 615–8540, japan x. huang department of environmental science and engineering, tsinghua university, beijing 100084, china h. tanaka research center for environmental quality management, graduate school of engineering, kyoto university, kyoto 615–8540, japan

this study investigated the occurrence and removal of 12 antibiotics (ciprofloxacin, enrofloxacin, levofloxacin, norfloxacin, nalidixic acid, azithromycin, clarithromycin, roxithromycin, lincomycin, novobiocin, sulfamethoxazole, trimethoprim) at four sewage treatment plants (stps): two stps in kyoto, japan and two stps in beijing, china. the stps differed in design and operation conditions, uti...

Journal: :iranian journal of biotechnology 2009
majid kermani bijan bina hossein movahedian mohammad mehdi amin mahnaz nikaeen

in this research, an experimental study to evaluate nutrient removal from synthetic wastewater by a lab-scale moving bed biofilm process was investigated. also, kinetic analysis of the process with regard to phosphorus and nitrogen removal was studied with different mathematical models. for nutrient removal, the moving bed biofilm process was applied in series with anaerobic, anoxic and aerobic...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه کاشان - دانشکده ادبیات و زبانهای خارجی 1392

abstract this study aimed at investigating the possible relationship between self-assessment in writing and self-regulation of iranian efl learners. the main purpose of the study was not only to report and inform about this relationship, but also to investigate and find practical outcomes of the incorporation of self-assessment in writing, such as improving writing skill. the research was carr...

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