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Vincent Oriez, Nga Thi-Thanh Pham, Jérôme Peydecastaing, Philippe Behra and Pierre-Yves Pontalier
Sugarcane bagasse (SCB), a by-product of the sugar industry, is composed mainly of cellulose, hemicelluloses, and lignin, and can be used to replace petrochemical polymers in various applications. In this work, SCB was treated under mild alkaline conditi...
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Ramachandra Canumalla and Tanjore V. Jayaraman
Near-a Ti alloys find themselves in advanced aeroengines for applications of up to 600 °C, mainly as compressor components owing to their superior combination of ambient- and elevated-temperature mechanical properties and oxidation resistance. We evaluat...
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Qi Qiu, Mingchang Gao, Changtao Shao, Shaofang Sun, Yusen Liu and Huawei Zhang
Membrane fouling is a key factor limiting the application of a membrane bioreactor (MBR), and membrane-surface modification holds the potential to control membrane fouling and solves this problem. In the research, novel nanocomposite membranes were desig...
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Ulises Martin, Jacob Ress, Juan Bosch and David M. Bastidas
Electrochemical corrosion of thermo-mechanically processed (TMP) and recrystallized Fe-30Mn-5Al-0.5C twinning-induced plasticity (TWIP) steels containing 30 wt.% Mn was studied in a 1.0 wt.% NaCl electrolyte solution. The alkaline nature of the corrosion...
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Loukas Lintzos, Kostas Chatzikonstantinou, Nikolaos Tzamtzis and Simos Malamis
In this work, different backwash (BW) schemes were applied on identical hollow fiber (HF) membranes in a membrane bioreactor (MBR) treating municipal wastewater. The effect of BW duration (1 min, 3 min and 8 min) and water temperature (8 °C, 18 °C, 28 °C...
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Md Shafiquzzaman, Abdullah Al-Mahmud, Saleem S. AlSaleem and Husnain Haider
The aim of this study is to examine the application of a low cost ceramic filter for the treatment of sand filter backwash water (SFBW). The treatment process is comprised of pre-coagulation of SFBW with aluminum sulfate (Alum) followed by continuous fil...
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Kevin S. Jewell, Sandro Castronovo, Arne Wick, Per Falås, ... Thomas A. Ternes
Pág. 550 - 557
The antibiotic trimethoprim (TMP), a micropollutant found at µg/L levels in raw wastewater, was investigated with regard to its (bio)transformation during biological wastewater treatment. A pilot-scale, nitrifying/denitrifying Sequencing Batch Reactor (S...
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Wenzheng Yu, Luiza C. Campos, Nigel Graham
Pág. 83 - 92
A major cause of ultrafiltration (UF) membrane fouling is the accumulation of microorganisms and their associated soluble products. To mitigate fouling the application of pulsed short-wavelength ultraviolet (UVC) light (around 254 nm) within the membrane...
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Mark Larracas Sibag, Soo Mi Lee, Hee Jun Kim, Jinwoo Cho
Pág. 1 - 14
In conventional activated sludge (CAS) involving aerobic biological processes, the retention of silica nanoparticles (SiO2 NPs) has no detrimental effect on chemical oxygen demand (COD) and ammonia nitrogen (NH3?N) removal. However, for the membrane bior...
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Sungil Jeon, Saeid Rajabzadeh, Ryo Okamura, Toru Ishigami, Susumu Hasegawa, Noriaki Kato and Hideto Matsuyama
We aimed to investigate the relationship between membrane material and the development of membrane fouling in a membrane bioreactor (MBR) using membranes with different pore sizes and hydrophilicities. Batch filtration tests were performed using submerge...
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