نتایج جستجو برای: bioreactor

تعداد نتایج: 6462  

Limited available water resources have rendered wastewater reuse an important issue to specialists in most developed countries, today. The current study works on membrane filtration for treatment of industrial wastewater. By comparing the two methods of membrane bioreactor (MBR) and hybrid membrane electro bioreactor (MEBR) processes, it finds that earlier fouling in the membrane occurs in the ...

Journal: Pollution 2020

Limited available water resources have rendered wastewater reuse an important issue to specialists in most developed countries, today. The current study works on membrane filtration for treatment of industrial wastewater. By comparing the two methods of membrane bioreactor (MBR) and hybrid membrane electro bioreactor (MEBR) processes, it finds that earlier fouling in the membrane occurs in the ...

A. A. Zinatizadeh, A. Asadi M. Jamshidi S. Rezaee

In this study, granulated sludge synthesized in a sequence batch reactor (SBR) and then granulated sludge was transferred to continuous feeding and intermittent discharge (CFID) bioreactor. Two independent variables (air flow rate and hydraulic retention time (HRT)) were considered to optimize the process. Subsequently, long term performance (150 days) of the bioreactor was assessed by monitori...

Arian Rinzema Ebrahim Vasheghani-Farahani Parisa Hejazi, Seyed Abbas Shojaosadati, Zohreh Hamidi-Esfahani,

Different control strategies of bed temperature and moisture were investigated using various inlet air temperatures and air fluxes in both the ordinary packed bed bioreactor (without cooling water in the jacket) and the bioreactor with cooling water in jacket. The experiments were carried out within a 1-L solid-state packed bed bioreactor in which Aspergillus niger was cultivated on wheat bran....

2016
Carl-Fredrik Mandenius

As per definition, the bioreactor is the designed space where biological reactions take place. Hence, the bioreactor is essentially an engineering achievement and its design a challenge for bioengineers. The bioreactor should create a biosphere that as profoundly and adequately as possible provides the ideal environment for the biological reaction. The path for reaching, attaining, andmaintaini...

Journal: :چغندرقند 0
فرانک روزبه عضو هیئت علمی مؤسسه تحقیقات چغندرقند داریوش داودی عضو هیئت علمی پژوهشکده بیوتکنولوژی کشاورزی محمود مصباح عضو هیئت علمی مؤسسه تحقیقات چغندرقند

selected genotypes of sugar beet are often maintained by conventional propagation, but much faster rates of multiplication can be now obtained through micropropagation. on the other hand, plant micropropagation using bioreactors can decrease the cost of production and makes it an economical method. in this research, the possibility of using bioreactor and optimization of the tissue culture proc...

2017
Apeksha Damania Mohsin Hassan Nana Shirakigawa Hiroshi Mizumoto Anupam Kumar Shiv K. Sarin Hiroyuki Ijima Masamichi Kamihira Ashok Kumar

Conventionally, some bioartificial liver devices are used with separate plasmapheresis unit to separate out plasma from whole blood and adsorbent column to detoxify plasma before it passes through a hepatocytes-laden bioreactor. We aim to develop a hybrid bioreactor that integrates the separate modules in one compact design improving the efficacy of the cryogel based bioreactor as a bioartifici...

2015
Sushovan Sarkar Debabrata Mazumder

Hybrid bioreactor having both suspended-growth and attached-growth bacteria is found a novel and excellent bioreactor system for treating the municipal wastewater containing inhibitory substrates too. In this reactor a fraction of substrate is used by suspended biomass and the remaining by attached biomass resulting in the competition between the two growths for the substrate. The combination o...

Journal: :Journal of visualized experiments : JoVE 2011
Angela H Huang Laura E Niklason

Much effort has been devoted to develop and advance the methodology to regenerate functional small-diameter arterial bypasses. In the physiological environment, both mechanical and chemical stimulation are required to maintain the proper development and functionality of arterial vessels. Bioreactor culture systems developed by our group are designed to support vessel regeneration within a preci...

Journal: :Biotechnology and bioengineering 2000
L Domingues N Lima J A Teixeira

Continuous fermentations were carried out with a recombinant flocculent Saccharomyces cerevisiae strain in an airlift bioreactor. Once operating under steady state at a dilution rate of 0.45 h(-1), the bioreactor was contaminated with Escherichia coli cells. The faster growing E. coli strain was washed out of the bioreactor and the recombinant, slower growing flocculating S. cerevisiae strain r...

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