نتایج جستجو برای: aerobic process

تعداد نتایج: 1341404  

ژورنال: سلامت و محیط زیست 2009
اصیلیان, حسن, جمال, اکرم, موسوی, غلامرضا,

Background and Objectives: A conventional treatment to stabilize the excess activated sludge is the aerobic digestion process but due to long aeration time, it requires large equipments as well as high investment cost. Because of high oxidation potential of ozone, sludge ozonation enhances stabilization rate and reduces sludge treatment equipment size and cost. Therefore, in this study, the com...

Journal: :Bioresource technology 2014
Weijun Zhang Ping Xiao Dongsheng Wang

The feasibility of an integrated process of ultrafiltration (UF) enhanced by combined chemical emulsion breaking with vibratory shear and anaerobic/aerobic biofilm reactor for central treatment of different emulsion wastewaters was investigated. Firstly, it was found that calcium chloride exhibited better performance in oil removal than other inorganic salts. Chemical demulsification pretreatme...

Journal: :Mathematical and Computer Modelling of Dynamical Systems 2008

2012
Bryen Woo

There are several long term water quality issues associated with discharging nutrients, specifically nitrogen and phosphorus into receiving water streams that are very difficult to manage. Due to these concerns many environmental regulatory agencies have either established nutrient discharge criteria or in the process of developing nutrient management plans. If a wastewater treatment plant is r...

Journal: :ecopersia 2011
ali akbar zinatizadeh aazam akhbari mehrdad farhadian yadollah mansouri meghdad pirsaheb

a bench scale aerobic sequencing batch reactor (sbr) was evaluated in terms of its potential to treat synthetic dairy wastewater. the 2-l plexiglass bioreactor was supplied with oxygen via a fine bubble air diffuser, fed with synthetic dairy wastewater under various operational conditions. to analyze the process, three significant independent variables — influent chemical oxygen demand (cod), m...

2006
K. Barbusiński K. Filipek

Aerobic sludge digestion in the presence of Fenton's reagent and hydrogen peroxide was examined. Fenton's reagent considerably improved the aerobic digestion process in comparison with hydrogen peroxide as well as classical aerobic digestion. Application of Fenton's reagent also led to improvement of settling and dewatering properties of sludge and much better clarity of supernatant. Its drawba...

2016
Salvatore Papa Concetta Bubici

Cancer cells become dependent on aerobic glycolysis to sustain rapid proliferation and escape apoptosis. How this metabolic change, also known as the Warburg effect, is linked to apoptosis remains largely unknown. Our new data place c-Jun N-terminal kinase in the center of a hub regulating apoptosis and cancer metabolism.

ارشدی , سجاد, بهپور, ناصر , تادیبی, وحید , منظمی , امیرعباس , نوروزی کمره, میرزاحسین,

    Background & Aims: Sleep is a restorative process for the immune system. There are many situations in which sleep is disturbed prior to an athletic event. However, the effect of sleep deprivation on immune indices in response to exercise remains unknown. The aim of this study was to investigate the effects of sleep deprivation on serum IgG response to aerobic activity.   Materials & Methods...

Journal: :سالمند 0
لاله باقری laleh baghery tarbiat moalem university,tehran,iranدانشگاه تربیت معلم تهران فاطمه سلامی fatemeh salami tarbiat moalem university,tehran,iranدانشگاه تربیت معلم تهران مهدی هدایتی mehdi hedayati shahidbeheshti university,tehran,iranدانشگاه علوم پزشکی تهران جلیل ر ییسی jalil reisi tarbiat moalem university,tehran,iranدانشگاه تربیت معلم تهران

objectives: the purpose of this study was to consider the effect of eight weeks aerobic training on pth, albumin, calcium, alkaline phosphatesand estrogen levels in postmenopausal women. methods & materials: 22 postmenopause women, 55-70 years, of jahandidegan center in tehran were selected and randomly divided into two groups: (experimental (12) and control (10)) .they had aerobic training pro...

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