نتایج جستجو برای: سیستم sbr

تعداد نتایج: 75976  

Journal: :Journal of environmental sciences 2010
Hongwei Sun Qing Yang Yongzhen Peng Xiaoning Shi Shuying Wang Shujun Zhang

A two-stage upflow anaerobic sludge blanket (UASB) and sequencing batch reactor (SBR) system was introduced to treat landfill leachate for advanced removal of COD and nitrogen at low temperature. In order to improve the total nitrogen (TN) removal efficiency and to reduce the COD requirement for denitrification, the raw leachate with recycled SBR nitrification supernatant was pumped into the fi...

2015
Ben van den Akker Kyra Middlemiss Katherine Reid Joerg Krampe Nirmala Dinesh

The sequencing batch reactor (SBR) installed at Pt Pirie WWTP in South Australia is hydraulically overloaded due to significant ground water infiltration into the sewer network and requires additional treatment capacity. Modifying the operational parameters of Pt Pirie’s SBRs to select for granular sludge (GS) could be a viable means of increasing capacity. Through the use of a pilot-scale SBR ...

Journal: :Journal of hazardous materials 2001
D P Cassidy A J Hudak

A continuous-flow reactor (CSTR) and a soil slurry-sequencing batch reactor (SS-SBR) were maintained in 8l vessels for 180 days to treat a soil contaminated with diesel fuel (DF). Concentrations of Candida tropicalis, Brevibacterium casei, Flavobacterium aquatile, Pseudomonas aeruginosa, and Pseudomonas fluorescens were determined using fatty acid methyl ester (FAME) analysis. DF removal (biolo...

2018
Yan Tang Bruno M. Fazenda Trevor J. Cox

While mixing, sound producers and audio professionals empirically set the speech-tobackground ratio (SBR) based on rules of thumb and their own perception of sounds. There is no guarantee that the speech content will be intelligible for the general population consuming content over a wide variety of devices, however. In this study, an approach to automatically determine the appropriate SBR for ...

2013
David G. Weissbrodt Thomas R. Neu Ute Kuhlicke Yoan Rappaz Christof Holliger

Aerobic granular sludge (AGS) is based on self-granulated flocs forming mobile biofilms with a gel-like consistence. Bacterial and structural dynamics from flocs to granules were followed in anaerobic-aerobic sequencing batch reactors (SBR) fed with synthetic wastewater, namely a bubble column (BC-SBR) operated under wash-out conditions for fast granulation, and two stirred-tank enrichments of ...

2017
Sanjeet Kumar Gitishree Das Han-Seung Shin Jayanta Kumar Patra

A number of wild crops remain unexplored in this world and among them some have excellent medicinal and nutritional properties. India is a harbor of biodiversity in general and phytodiversity in particular. The plant diversity is distributed from the Western Ghats to Eastern Ghats, along with the North-Eastern region and from the Greater Himalayas to the plain of Ganga. Among these distributed ...

1996
Christian H. Bischof Bruno Lang Xiaobai Sun

We present a software toolbox for symmetric band reduction, together with a set of testing and timing drivers. The toolbox contains routines for the reduction of full symmetric matrices to banded form and the reduction of banded matrices to narrower banded or tridiagonal form, with optional accumulation of the orthogonal transformations, as well as repacking routines for storage rearrangement. ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس 1388

غلظت بالای نمک در فاضلاب تولیدی برخی صنایع و نیز آب مصرفی مناطق ساحلی سبب افزایش شوری و ایجاد مشکلات عدیده در تصفیه فاضلاب می شود. عامل شوری در اینگونه فاضلابها وجود آنیونهایی مانند کلرور و سولفات و کاتیونهایی مانند سدیم و منیزیم است. به دلیل بالا بودن شوری در این پسابها میکروارگانیسم های موثر در امر تصفیه به علت پلاسمولیز شدن دیواره سلولی از بین می روند، در نتیجه حذف مواد آلی توسط این میکروارگ...

Journal: :Indian pediatrics 2010
Anuradha Bansal Suksham Jain Veena R Parmar Deepak Chawla

This study was conducted to determine the incidence and magnitude of post-phototherapy bilirubin rebound in neonates. Subjects included inborn neonates needing phototherapy for hyperbilirubinemia. Standard guidelines were used to start and stop phototherapy. Rebound bilirubin was measured 24+/-6 h after stopping phototherapy. Significant bilirubin rebound (SBR) was defined as post-phototherapy ...

2004
Wen-Hsiao Peng Tihao Chiang Hsueh-Ming Hang Chen-Yi Lee

In this paper, we propose an enhanced stochastic bit reshuffling (SBR) scheme to deliver better subjective quality for fine granular scalable (FGS) video coding. Traditional bit-plane coding in FGS algorithm suffers from poor subjective quality due to zigzag and raster scanning order. To tackle this problem, our SBR rearranges the transmission order of each bit by its estimated rate-distortion ...

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