نتایج جستجو برای: زیستراکتور غشایی mbr
تعداد نتایج: 2366 فیلتر نتایج به سال:
Recovering nutrients, especially phosphate resource, from wastewater have attracted increasing interest recently. Herein, an intermittently aerated membrane bioreactor (MBR) with a mesh filter was developed for simultaneous chemical oxygen demand (COD), total nitrogen (TN) and phosphorous removal, followed by phosphorus recovery from the phosphorus-rich sludge. This integrated system showed enh...
The biodegradation of selected non-adsorbing persistent polar pollutants (P(3)) during wastewater (WW) treatment was studied by comparing a lab-scale membrane bioreactor (MBR) running in parallel to activated sludge treatment (AST). The investigated P(3) are relevant representatives or metabolites from the compound classes: pesticides, pharmaceuticals, insect repellents, flame retardants and an...
BACKGROUND The collection of information on infertility treatments is important for the surveillance of potential health consequences and to monitor service provision. STUDY DESIGN We compared the coverage and outcomes of IVF children reported in aggregated IVF statistics, the Medical Birth Register (subsequently: MBR) and research data based on reimbursements for IVF treatments in Finland in...
This paper presents the submissions of the pattern recognition and human language technology (PRHLT) group to the system combination task of the sixth workshop on statistical machine translation (WMT 2011). Each submissions is generated by a multi-system minimum Bayes risk (MBR) technique. Our technique uses the MBR decision rule and a linear combination of the component systems’ probability di...
Membrane bioreactor (MBR) is an efficient wastewater treatment technology, which produced by combining membrane technology and biological has the characteristics of stable water quality shock load resistance, been widely used in domestic treatment. Anaerobic ammonia oxidation (ANAMMOX) a new type denitrification with advantages low energy consumption, oxygen demand, carbon source saving good ec...
سابقه و هدف: سیستم بیوراکتور غشایی، کاربرد وسیعی در فرآیند تصفیه بیولوژیک در پساب صنعتی و شهری دارد. علیرغم کارایی این بیوراکتورها در تصفیه، مشکلات متعددی از جمله تشکیل بیوفیلم ناشی از باکتریهای موجود در پساب، موجب محدودیت کاربری این سیستمها شده است. هدف از این تحقیق شناسایی باکتریهای غالب تشکیلدهنده بیوفیلم در این سیستمها و بررسی اثر کشندگی نانوذرات نقره در سایز کوچکتر ( nm4) و غلظتهای...
INTRODUCTION Separation of polyphenolics in different plant materials using high-performance thin-layer chromatography (HPTLC) represents an effective method for their detection and quantification. OBJECTIVE To develop a simple, specific, precise, sensitive and accurate method for the simultaneous quantification of tiliroside (TRS), methyl brevifolincarboxylate (MBR) and ellagic acid (EA) in ...
The continued depletion of fresh drinking water resources throughout the world has increased the need for a variety of water treatment and recycling strategies. Conventional wastewater treatment processes rely on extensive chemical post-disinfection to comply with the stringent microbiological safety for water reuse. When well designed and operated, membrane bioreactors (MBRs) can consistently ...
We present Mixture Model-based Minimum Bayes Risk (MMMBR) decoding, an approach that makes use of multiple SMT systems to improve translation accuracy. Unlike existing MBR decoding methods defined on the basis of single SMT systems, an MMMBR decoder reranks translation outputs in the combined search space of multiple systems using the MBR decision rule and a mixture distribution of component SM...
The evaluation of a membrane bioreactor (MBR) for pretreatment of reverse osmosis (RO) in order to reuse and reclamation of industrial town wastewater treatment plant was investigated in this study. Performance of MBR effluent through water quality in term of parameters such as chemical oxygen demand (COD), total suspended solids (TSS), total nitrogen (TN) and total coliform (TC) were measured....
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