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Olga Kulesha and Harsha Ratnaweera
The membrane bioreactor (MBR) and the biofilm membrane bioreactor (BF-MBR) are among key solutions to water scarcity; however, membrane fouling is the major bottleneck for any expansion of these technologies. Prepolymerized aluminum coagulants tend to ex...
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Mahsa Keyvan Hosseini, Lei Liu, Parisa Keyvan Hosseini, Anisha Bhattacharyya, Kenneth Lee, Jiahe Miao and Bing Chen
Oily wastewater has been recognized as a threat to the environment due to its hazardous nature and it can negatively affect the ecosystem, and threaten wildlife and human health. Physical, chemical, and biological technologies demonstrated a mixed perfor...
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Nirenkumar Pathak, Van Huy Tran, Andrea Merenda, M. A. H. Johir, Sherub Phuntsho and Hokyong Shon
The ubiquitous presence of organic micropollutants (OMPs) in the environment as a result of continuous discharge from wastewater treatment plants (WWTPs) into water matrices?even at trace concentrations (ng/L)?is of great concern, both in the public and ...
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Kangquan Qi, Mei Chen, Ruobin Dai, Qiang Li, Miaoju Lai and Zhiwei Wang
The removal of pharmaceutical and personal care products (PPCPs) from water and wastewater is of great significance for eco-system safety. In this study, an electrochemical ceramic membrane bioreactor (ECMBR) was developed for removing seven groups (24 k...
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Gong Cheng, Amarendra Dhar Dwivedi, Jie Fu
Pág. 18 - 26
A large amount of domestic wastewater is produced in our daily life. To sustainably use the urban domestic wastewater in the residential area and develop the equipment for distributed domestic wastewater treatment, the present work carried out a pilot st...
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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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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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Sungil Jeon, Saeid Rajabzadeh, Ryo Okamura, Toru Ishigami, Susumu Hasegawa, Noriaki Kato, Hideto Matsuyama
Pág. 1 - 11
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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Mark Larracas Sibag, Soo Mi Lee, Hee Jun Kim and Jinwoo Cho
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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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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Faisal I. Hai, Thomas Riley, Samia Shawkat, Saleh F. Magram and Kazuo Yamamoto
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 c...
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Supansa Youngsukkasem, Hamidreza Barghi, Sudip K. Rakshit and Mohammad J. Taherzadeh
Entrapment of methane-producing microorganisms between semi-permeable synthetic membranes in a multi-layer membrane bioreactor (MMBR) was studied and compared to the digestion capacity of a free-cell digester, using a hydraulic retention time of one day ...
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Xiao-Mao Wang, Xiao-Yan Li
Pág. 855 - 862
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Anisha Bhattacharyya, Lei Liu, Kenneth Lee and Jiahe Miao
Oily wastewater is generated from various sources within the petrochemical industry, including extraction, refining and processing, storage, and transportation. Over the years, large volumes of oily wastewater from this industry have made their way into ...
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Jin Wang, Nirenkumar Pathak, Laura Chekli, Sherub Phuntsho, Youngjin Kim, Dengxin Li and Ho Kyong Shon
In this paper, three different fertilizer draw solutions were tested in a novel forward osmosis-microfiltration aerobic membrane bioreactor (MF-FDFO-MBR) hybrid system and their performance were evaluated in terms of water flux and reverse salt diffusion...
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Jin Wang, Nirenkumar Pathak, Laura Chekli, Sherub Phuntsho, Youngjin Kim, Dengxin Li, Ho Kyong Shon
Pág. 1 - 13
In this paper, three different fertilizer draw solutions were tested in a novel forward osmosis-microfiltration aerobic membrane bioreactor (MF-FDFO-MBR) hybrid system and their performance were evaluated in terms of water flux and reverse salt diffusion...
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Xiao Huang, Zheng Zhao, Dana Hernandez, Sunny C. Jiang
Pág. 1 - 11
Wastewater reuse has become an important part of the urban water supply portfolio in water stressed regions. Effective wastewater treatment processes are critical to protect public health during water reuse practices. However, the microbial removal effic...
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Xiao Huang, Zheng Zhao, Dana Hernandez and Sunny C. Jiang
Wastewater reuse has become an important part of the urban water supply portfolio in water stressed regions. Effective wastewater treatment processes are critical to protect public health during water reuse practices. However, the microbial removal effic...
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Parneet Paul and Franck Anderson Jones
Membrane bioreactors (MBRs) are now main stream wastewater treatment technologies. In recent times, novel pressure driven rotating membrane disc modules have been specially developed that induce high shear on the membrane surface, thereby reducing foulin...
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