木村 克輝

J-GLOBALへ         更新日: 19/08/23 12:25
 
アバター
研究者氏名
木村 克輝
 
キムラ カツキ
eメール
kkatsueng.hokudai.ac.jp
所属
北海道大学
部署
大学院工学研究科 都市環境工学専攻 水代謝システム講座
職名
助教授
学位
博士(工学)(北海道大学)

研究分野

 
 

経歴

 
1997年
 - 
2005年
北海道大学大学院助手
 
2005年
 - 
2018年
- 北海道大学大学院助教授(准教授)
 
2018年
 - 
現在
北海道大学大学院 教授
 

学歴

 
 
 - 
1997年
北海道大学 工学研究科 衛生工学専攻
 

委員歴

 
2013年9月
 - 
現在
International Water Association (IWA)  Management Committee, Membrane Technology Specialist Group
 
2012年6月
 - 
現在
International Water Association (IWA)  Chairman, Particle Separation Specialist Group
 
2008年9月
 - 
現在
日本水環境学会  「膜を利用した水処理技術」研究委員会委員長
 

受賞

 
2018年
国際水協会 IWAフェロー
 
2017年
最優秀論文賞、Frontiers International Conference on Wastewater Treatment, Palermo.
 
2011年
日本水環境学会論文賞
 
2010年
クリタ水・環境科学研究優秀賞
 
2004年
土木学会年次学術講演会優秀講演者
 

論文

 
Z. Liu, Xianzheng Zhu, Peng Liang, Xiaoyuan Zhang, Katsuki Kimura, Xia Huang
Journal of Membrane Science   588    2019年10月
© 2019 Elsevier B.V. Polymeric flat-sheet membrane (FS) and ceramic flat-tubular membrane (CM) are the most widely-used membranes in anaerobic membrane bioreactor (AnMBR). However, fouling mechanism on FS and CM were rarely compared before and nee...
Katsuki Kimura, Takayuki Kakuda, Hiroyuki Iwasaki
Separation and Purification Technology   223 224-233   2019年9月   [査読有り]
© 2019 Polysaccharides were identified as key foulants in membrane bioreactors (MBRs) in previous studies. Polysaccharides used for MBR fouling research should represent real foulants, and alginate and dextran have often been used as model polysac...
Yue Gao, Zhou Fang, Peng Liang, Xiaoyuan Zhang, Yong Qiu, Katsuki Kimura, Xia Huang
Bioresource Technology   204-210   2019年3月   [査読有り]
© 2019 Elsevier Ltd Sewage can become a valuable source if its treatment is re-oriented. Forward osmosis (FO) is an effective pre-treatment for concentrating solutions. A laboratory-scale anaerobic digestion (AD) bioreactor was setup for the trea...
Katsuki Kimura, Hiroki Uchida
Water Research   21-28   2019年3月   [査読有り]
© 2018 Intensive membrane cleaning can be used with ceramic membranes since they are physically/chemically robust. It might therefore be possible for membrane bioreactors (MBRs) to be operated under the condition of a high membrane flux when ceram...
T. Miyoshi, T. Tsumuraya, T. P. Nguyen, K. Kimura, Y. Watanabe
Water Science and Technology   77 2803-2811   2018年8月   [査読有り]
© IWA Publishing 2018. In this study, we investigated the effects of recirculation and separation times on removals of organic matter, nitrogen, and phosphorus in a baffled membrane bioreactor (B-MBR) treating real municipal wastewater. A pilot-sc...
Katsuki Kimura, Koki Shikato, Yasumitsu Oki, Keita Kume, Stefan A. Huber
Journal of Membrane Science   554 83-89   2018年5月   [査読有り]
© 2018 Elsevier B.V. With the widespread application of liquid chromatography with organic carbon detection (LC-OCD) to investigate membrane fouling in low-pressure membranes such as microfiltration (MF) and ultrafiltration (UF), membrane fouling ...
Katsuki Kimura, Yasumitsu Oki
Water Research   115 172-179   2017年1月   [査読有り]
© 2017 Elsevier Ltd In recent studies on membrane fouling in microfiltration (MF) and ultrafiltration (UF) for drinking water production, hydrophilic macromolecular organics referred to as biopolymers have been shown to be major players in the fou...
Katsuki Kimura, Daisuke Honoki, Taku Sato
Separation and Purification Technology   181 37-43   2017年1月   [査読有り]
© 2017 Organic matter in municipal wastewater should be regarded as a resource for energy production in the future. Direct application of anaerobic digestion to municipal wastewater is easy if the concentration of organic matter is increased. Alth...
Tokihiro Kurita, Takuma Mogi, Katsuki Kimura
Separation and Purification Technology   169 43-49   2016年9月   [査読有り]
© 2016 Elsevier B.V. All rights reserved. It has been reported that the combination process of biofilm and submerged membrane bioreactors (MBRs) can mitigate membrane fouling. In this study, the influence of using three different biofilm carriers ...
Katsuki Kimura, Nako Ando
Separation and Purification Technology   163 8-14   2016年5月   [査読有り]
© 2016 Elsevier B.V. All rights reserved. In recent studies dealing with membrane fouling in microfiltration (MF)/ultrafiltration (UF) processes for drinking water production, biopolymers, which are hydrophilic macromolecules, have been identified...
Katsuki Kimura, Saaya Okazaki, Takeya Ohashi, Yoshimasa Watanabe
Journal of Membrane Science   501 60-67   2016年3月   [査読有り]
© 2015 Elsevier B.V. Reverse osmosis (RO) is an important technique for potable water reuse. However, the problem of membrane fouling in RO must be addressed for its widespread use. In this study, fouling in RO was investigated with 2540 membrane ...
Hiroshi Yamamura, Katsuki Kimura, Kumiko Higuchi, Yoshimasa Watanabe, Qing Ding, Akira Hafuka
Water Research   87 218-224   2015年12月   [査読有り]
© 2015 Elsevier Ltd. While low-pressure membrane filtration processes (i.e., microfiltration and ultrafiltration) can offer precise filtration than sand filtration, they pose the problem of reduced efficiency due to membrane fouling. Although many...
Katsuki Kimura, Rie Ogyu, Taro Miyoshi, Yoshimasa Watanabe
Separation and Purification Technology   142 326-331   2015年3月   [査読有り]
© 2015 Elsevier B.V. All rights reserved. Evolution of irreversible fouling in pilot-scale membrane bioreactors (MBRs) treating municipal wastewater was studied. Three membrane modules were sacrificed to analyze foulants after they had been used f...
Katsuki Kimura, Shin Ichiro Nishimura, Risho Miyoshi, Asiful Hoque, Taro Miyoshi, Yoshimasa Watanabe
Bioresource Technology   179 180-186   2015年3月   [査読有り]
© 2014 Elsevier Ltd. A new approach for the analysis of polysaccharides in membrane bioreactor (MBR) is proposed in this study. Enrichment of polysaccharides by glyco-blotting, in which polysaccharides are specifically collected via interactions b...
Tokihiro Kurita, Katsuki Kimura, Yoshimasa Watanabe
Separation and Purification Technology   141 207-213   2015年2月   [査読有り]
© 2014 Elsevier B.V. All rights reserved. A membrane bioreactor (MBR) is not a mainstream wastewater treatment technology, mainly because the energy consumption in an MBR operation is high. This study investigated the mitigation of membrane foulin...
Taro Miyoshi, Taro Miyoshi, Yuhei Nagai, Tomoyasu Aizawa, Katsuki Kimura, Yoshimasa Watanabe
Water Science and Technology   72(6) 844-849   2015年1月   [査読有り]
© 2015 IWA Publishing. In this study, the details of proteins causing membrane fouling in membrane bioreactors (MBRs) treating real municipal wastewater were investigated. Two separate pilot-scale MBRs were continuously operated under significantl...
K. Kimura, K. Tanaka, Y. Watanabe
Water Science and Technology: Water Supply   15 288-293   2015年1月   [査読有り]
© IWA Publishing 2015. A variety of surface waters used for drinking water sources were collected from different parts of Japan to investigate a correlation between the concentration of hydrophilic biopolymer (e.g. proteins and polysaccharides) in...
Tokihiro Kurita, Katsuki Kimura, Yoshimasa Watanabe
Journal of Membrane Science   469 292-299   2014年11月   [査読有り]
Aeration to mitigate membrane fouling accounts for the largest fraction of energy consumed in membrane bioreactors (MBRs). To reduce the energy consumed during MBR operation, alternative methods must be developed to control membrane fouling. Granu...
Zhiwei Wang, Jinxing Ma, Chuyang Y. Tang, Katsuki Kimura, Qiaoying Wang, Xiaomeng Han
Journal of Membrane Science   468 276-307   2014年10月   [査読有り]
Membrane bioreactors (MBRs) have been widely used in wastewater treatment and reclamation. Membrane cleaning is an essential part during the operation of MBRs since membrane fouling is an unavoidable problem. In past decades, with the in-depth und...
Hiroshi Yamamura, Katsuki Kimura, Yoshimasa Watanabe
Separation and Purification Technology   132 110-114   2014年8月   [査読有り]
Water treatment using ultrafiltration (UF) membranes is gaining popularity world-wide, but the problem of membrane fouling needs to be addressed. We investigated the characteristics of membrane foulants by conducting two long-term filtration exper...
Hiroshi Yamamura, Kenji Okimoto, Katsuki Kimura, Yoshimasa Watanabe
Water Research   54 123-136   2014年5月   [査読有り]
Although membrane filtration is a promising technology in the field of drinking water treatment, persistent membrane fouling remains a major disadvantage. For more efficient operation, causative agents of membrane fouling need to be identified. Me...
Toshikazu Fukushima, Hiroe Hara-Yamamura, Makoto Urai, Ikuro Kasuga, Futoshi Kurisu, Taro Miyoshi, Katsuki Kimura, Yoshimasa Watanabe, Satoshi Okabe
Water Research   52 73-82   2014年4月   [査読有り]
Effects of chlorination on the toxicity of wastewater effluents treated by activated sludge (AS) and submerged membrane bioreactor (S-MBR B ) systems to HepG2 human hepatoblastoma cells were investigated. In addition to the cytotoxicity and genoto...
Katsuki Kimura, Ken Tanaka, Yoshimasa Watanabe
Water Research   49 434-443   2014年2月   [査読有り]
Although low-pressure membranes (microfiltration (MF) or ultrafiltration (UF)) have become viable options for drinking water treatment, problems caused by membrane fouling must still be addressed. The objective of this study was to compare five di...
Lutz Böhm, Tokihiro Kurita, Katsuki Kimura, Matthias Kraume
International Journal of Multiphase Flow   65 11-23   2014年1月   [査読有り]
A phenomenological investigation of single bubbles ascending in a confined geometry with a rectangular cross section was done. Motivated by the goal to get a deeper understanding of the bubble behaviour in flat sheet membrane modules used in membr...
K. Kimura, R. Ogyu, T. Miyoshi, T. Naruse, T. Tsuyuhara, Y. Watanabe
Water Science and Technology   67 2602-2607   2013年6月   [査読有り]
Membrane fouling needs to be mitigated for widespread use of membrane bioreactors (MBRs). It has been pointed out that particles with small sizes found in supernatants (sub-micron particles) of mixed liquor suspensions of MBRs are important in the...
Katsuki Kimura, Naoko Ogawa, Yoshimasa Watanabe
Water Science and Technology   67 1994-1999   2013年6月   [査読有り]
Decline in the permeability in nanofiltration (NF)/reverse osmosis (RO) membranes that filtered effluents from a membrane bioreactor (MBR) treating municipal wastewater was investigated in this study. Four different 2-inch spiral-wound NF/RO membr...
Hiroe Hara-Yamamura, Koji Nakashima, Asiful Hoque, Taro Miyoshi, Katsuki Kimura, Yoshimasa Watanabe, Satoshi Okabe
Environmental Science and Technology   47 5425-5432   2013年5月   [査読有り]
DNA microarray-based transcriptome analysis with human hepatoma HepG2 cells was applied to evaluate the impacts of whole wastewater effluents from the membrane bioreactors (MBRs) and the activated sludge process (AS). In addition, the conventional...
Shaik Khaja Lateef, Bing Zheng Soh, Katsuki Kimura
Bioresource Technology   150 149-155   2013年1月   [査読有り]
Direct membrane filtration (DMF) of municipal wastewater using a microfiltration membrane was investigated to capture organic matter. In contrast to the expectation that membrane fouling cannot be controlled in DMF of domestic wastewater, it was p...
Katsuki Kimura, Ippei Tanaka, Shin Ichiro Nishimura, Risho Miyoshi, Taro Miyoshi, Yoshimasa Watanabe
Water Research   46 5725-5734   2012年11月   [査読有り]
Membrane fouling remains a major obstacle for wider application of membrane bioreactors (MBRs) to wastewater treatment. Polysaccharides in mixed liquor suspensions in the reactors are thought to be mainly responsible for the evolution of membrane ...
Taro Miyoshi, Tomoyasu Aizawa, Katsuki Kimura, Yoshimasa Watanabe
International Biodeterioration and Biodegradation   75 15-22   2012年11月   [査読有り]
The proteins that caused membrane fouling in a continuous operation of membrane bioreactors (MBRs) treating real municipal wastewater were investigated in detail. We continuously operated two identical pilot-scale MBRs under different solid retent...
Asiful Hoque, Katsuki Kimura, Taro Miyoshi, Nobuhiro Yamato, Yoshimasa Watanabe
Separation and Purification Technology   93 83-91   2012年6月   [査読有り]
Membrane bioreactors (MBRs) have become very attractive during the past decade owing to their advantages, although MBR operation has not been optimized yet. Recently, air-sparged side-stream MBRs (ASMBRs) have received much attention because they ...
A. Hoque, T. Miyoshi, K. Kimura, Y. Watanabe
Separation Science and Technology (Philadelphia)   47 1455-1463   2012年6月   [査読有り]
We conducted a high-load operation of a baffled bio-reactor equipped with air-sparged side-stream tubular membrane modules for treating actual municipal wastewater at two different periods (high- and low-temperature). Although nitrogen removal eff...
Taro Miyoshi, Tomoyasu Aizawa, Katsuki Kimura, Yoshimasa Watanabe
Desalination and Water Treatment   34 150-155   2011年1月
We investigated the relationship between the nature of proteins and their fouling propensities in pilot-scale membrane bioreactors (MBRs) treating real municipal wastewater with two-dimensional polyacrylamide gel electrophoresis (2D-PAGE). In 2D-P...
Taro Miyoshi, Tomoyasu Aizawa, Katsuki Kimura, Yoshimasa Watanabe
Desalination and Water Treatment   34 150-155   2011年1月   [査読有り]
We investigated the relationship between the nature of proteins and their fouling propensities in pilot-scale membrane bioreactors (MBRs) treating real municipal wastewater with two-dimensional polyacrylamide gel electrophoresis (2D-PAGE). In 2D-P...
Taro Miyoshi, Tomoyasu Aizawa, Katsuki Kimura, Yoshimasa Watanabe
Desalination and Water Treatment   34 150-155   2011年1月   [査読有り]
We investigated the relationship between the nature of proteins and their fouling propensities in pilot-scale membrane bioreactors (MBRs) treating real municipal wastewater with two-dimensional polyacrylamide gel electrophoresis (2D-PAGE). In 2D-P...
K. Kimura, H. Hara, Y. Watanabe
Water Science and Technology   62 1084-1089   2010年11月   [査読有り]
Lab-scale batch experiments with biosolids collected from a full-scale activated sludge system (AS) and a pilot-scale membrane bioreactor (MBR) were carried out to investigate the mechanisms of elimination of 5 acidic pharmaceuticals and 2 neutral...
T. Miyoshi, I. Tanaka, T. Tsuyuhara, E. Watanabe, T. Aizawa, K. Kimura, Y. Watanabe
Water Science and Technology   61 1787-1792   2010年7月   [査読有り]
In this study, the fouling potentials of polysaccharides contained in mixed liquor suspension in a membrane bioreactor (MBR) treating municipal wastewater were investigated using lectin affinity chromatography. This investigation was carried out w...
T. Tsuyuhara, Y. Hanamoto, T. Miyoshi, K. Kimura, Y. Watanabe
Water Science and Technology   61 2235-2240   2010年7月   [査読有り]
This study aimed to examine the impact of membrane properties on membrane fouling in membrane bioreactor (MBR). Membrane fouling was divided into two categories: physically reversible and irreversible fouling. Membrane properties related to each t...
Stefan Panglisch, Katsuki Kimura, Gary Amy
Journal of Water Supply: Research and Technology - AQUA   59 79-80   2010年3月
Naoko Ogawa, Katsuki Kimura, Yoshimasa Watanabe
Desalination and Water Treatment   18 292-296   2010年1月   [査読有り]
Securing a new water resource is becoming an important issue as severe shortage of water is seen throughout the world. Reuse of highly treated wastewater can be a viable option to address this issue. In this study, an advanced wastewater treatment...
Taro Miyoshi, Tomoo Tsuyuhara, Rie Ogyu, Katsuki Kimura, Yoshimasa Watanabe
Water Research   43 5109-5118   2009年12月   [査読有り]
We investigated seasonal variation in membrane fouling in membrane bioreactors (MBRs) treating municipal wastewater regarding the difference between physically reversible and irreversible fouling. Two separate MBRs with different solid retention t...
Katsuki Kimura, Tomonori Iwase, Shusuke Kita, Yoshimasa Watanabe
Water Research   43(15) 3751-3758   2009年8月   [査読有り]
Increasing attention has been given to pollution of the water environment by pharmaceutical compounds discharged from wastewater treatment plants. High-pressure driven membranes such as a nanofiltration (NF) membrane and a reverse osmosis (RO) mem...
Katsuki Kimura, Takuro Naruse, Yoshimasa Watanabe
Water Research   43 1033-1039   2009年3月   [査読有り]
A membrane bioreactor (MBR) is a promising wastewater treatment technology, but there is a need for efficient control of membrane fouling, which increases operational and maintenance costs. Soluble microbial products (SMP) have been reported to ac...
Katsuki Kimura, Taro Miyoshi, Takuro Naruse, Nobuhiro Yamato, Rie Ogyu, Yoshimasa Watanabe
Desalination   231 268-275   2008年10月   [査読有り]
The main obstacle for a wider use of membrane bioreactors (MBRs) for wastewater treatment is membrane fouling, which increases operating costs. For a more efficient control of membrane fouling in MBRs, an understanding of the mechanisms of membran...
Hiroshi Yamamura, Katsuki Kimura, Takaharu Okajima, Hiroshi Tokumoto, Yoshimasa Watanabe
Environmental Science and Technology   42(14) 5310-5315   2008年7月   [査読有り]
Fouling in membranes used for water treatment has been attributed to the presence of natural organic matter (NOM) in water. There have been reports recently on the contribution of hydrophilic fractions of NOM (e.g., carbohydrate-like substances) t...
Katsuki Kimura, Tomohiro Maeda, Hiroshi Yamamura, Yoshimasa Watanabe
Journal of Membrane Science   320(1-2) 356-362   2008年7月   [査読有り]
Chemical coagulation has been widely used as a method to mitigate membrane fouling in MF/UF membranes used for drinking water treatment. Optimization of coagulation as pre-treatment of membrane processes has not been achieved yet: the optimum cond...
Katsuki Kimura, Rie Nishisako, Taro Miyoshi, Ryusuke Shimada, Yoshimasa Watanabe
Water Research   42(3) 625-632   2008年2月   [査読有り]
Submerged membrane bioreactors (MBRs) are now widely used for various types of wastewater treatment. One drawback of submerged MBRs is the difficulty in removing nitrogen because intensive aeration is usually carried out in the tank and the MBRs m...
Hiroshi Yamamura, Katsuki Kimura, Yoshimasa Watanabe
Environmental Science and Technology   41(19) 6789-6794   2007年10月   [査読有り]
Control of membrane fouling is important for more efficient use of membranes in water treatment. Control of physically irreversible fouling, which is defined as fouling that requires chemical cleaning to be cancelled, is particularly important for...
Hiroshi Yamamura, Kenji Okimoto, Katsuki Kimura, Yoshimasa Watanabe
Journal of Water Supply: Research and Technology - AQUA   56(6-7) 425-434   2007年9月   [査読有り]
Water treatment using microfiltration (MFVultrafiltration (UF) membranes is gaining in popularity all over the world but the problem of membrane fouling needs to be addressed, in this study, the influence of calcium on irreversible fouling in MF/U...
Hiroshi Yamamura, Soryong Chae, Katsuki Kimura, Yoshimasa Watanabe
Water Research   41(17) 3812-3822   2007年9月   [査読有り]
The main disadvantage of membrane filtration is membrane fouling, which remains as the major obstacle for more efficient use of this technology. Information about the constituents that cause fouling is indispensable for more efficient operation. W...
Katsu Kimura, M. Enomoto, Yoshiw Watanabe
Water Science and Technology   55 119-126   2007年5月   [査読有り]
Submerged membrane bioreactors (MBRs) have been gaining in popularity in various types of wastewater treatment. One drawback of submerged MBRs is difficulty in removing nitrogen as they are accompanied with intensive aeration inside the reactor an...
Katsuki Kimura, Hiroe Hara, Yoshimasa Watanabe
Environmental Science and Technology   41(10) 3708-3714   2007年5月   [査読有り]
The elimination of six acidic pharmaceuticals (clofibric acid, diclofenac, ibuprofen, ketoprofen, mefenamic acid, and naproxen) in a real wastewater treatment plant (WWTP) using an activated sludge system and membrane bioreactors (MBRs) was invest...
Nobuhiro Yamato, Katsuki Kimura, Taro Miyoshi, Yoshimasa Watanabe
Journal of Membrane Science   280(1-2) 911-919   2006年9月   [査読有り]
There is a need for efficient control of membrane fouling in membrane bioreactors (MBRs), but there is still an insufficient understanding of the phenomena of membrane fouling and little is known about the influence of polymeric membrane materials...
Y. Watanabe, K. Kimura, T. Itonaga
Separation Science and Technology   41 1371-1382   2006年6月   [査読有り]
This paper deals with the membrane fouling in membrane bioreactor (MBR). Based on the experimental data obtained in the MBR pilot plant study, the influence of F/M ratio on the irreversible and reversible fouling was discussed in the wide range of...
Katsuki Kimura, Katsuki Kimura, Hiroshi Yamamura, Yoshimasa Watanabe
Separation Science and Technology   41(7) 1331-1344   2006年6月   [査読有り]
For more efficient use of membrane technology in water treatment, it is essential to understand more about the fouling that requires chemical cleaning to be eliminated (i.e., irreversible fouling). In this study, five different MF/UF membranes and...
Katsu Kimura, Y. Watanabe
Water Science and Technology   52 427-434   2005年12月   [査読有り]
In this study, a novel membrane bioreactor (MBR) in which nitrification and denitrification simultaneously proceed in a single reaction chamber is proposed for advanced municipal wastewater treatment. Anoxic/aerobic environments are alternatively ...
Katsuki Kimura, Nobuhiro Yamato, Hiroshi Yamamura, Yoshimasa Watanabe
Environmental Science and Technology   39 6293-6299   2005年8月   [査読有り]
The main obstacle for wider use of membrane bioreactors (MBRs) for wastewater treatment is membrane fouling (i.e., deterioration of membrane permeability), which increases operating costs. For more efficient control of membrane fouling in MBRs, an...
Katsuki Kimura, Hiroe Hara, Yoshimasa Watanabe
Desalination   178 135-140   2005年7月   [査読有り]
Unintentional indirect potable water reuse, where wastewater effluent is used as a part of a downstream drinking water source, has become a great concern. In this case, a variety of organic micro-pollutants contained in wastewater effluent could c...
K. Kimura, Y. Hane, Y. Watanabe
Water Science and Technology   51 93-100   2005年7月   [査読有り]
Membrane fouling can be divided into two types: reversible fouling and irreversible fouling. The former can be easily canceled by physical cleaning (e.g., backwashing) while the latter needs chemical cleaning to be mitigated. For more efficient us...
Katsuki Kimura, Shiho Toshima, Gary Amy, Yoshimasa Watanabe
Journal of Membrane Science   245 71-78   2004年12月   [査読有り]
As high quality drinking water becomes scarcer, unintentional indirect potable water reuse, where wastewater effluent is used as a part of a downstream drinking water source, has become a great concern throughout the world. In this case, a variety...
T. Itonaga, K. Kimura, Y. Watanabe
Water Science and Technology   50 301-309   2004年12月   [査読有り]
In this study, pilot scale experiments were carried out to examine membrane fouling occurring in membrane bioreactors (MBR) with or without pre-treatment (coagulation/sedimentation). Especially, the influence of suspension viscosity and dissolved ...
Katsuki Kimura, Yasushi Hane, Yoshimasa Watanabe, Gary Amy, Naoki Ohkuma
Water Research   38 3431-3441   2004年8月   [査読有り]
For more efficient use of membranes, the control of irreversible membrane fouling, which can be defined as fouling requiring chemical reagents to be mitigated, is of importance. In this study, irreversible fouling caused by constituents in surface...
Katsuki Kimura, Katsuki Kimura, Gary Amy, Jörg E. Drewes, Thomas Heberer, Tae Uk Kim, Yoshimasa Watanabe
Journal of Membrane Science   227 113-121   2003年12月   [査読有り]
The growing demand on water resources has increased interest in wastewater reclamation for potable reuse, in which rejection of organic micropollutants such as disinfection by-products (DBPs), endocrine disrupting compounds (EDCs), and pharmaceuti...
Katsuki Kimura, Katsuki Kimura, Gary Amy, Jörg Drewes, Yoshimasa Watanabe
Journal of Membrane Science   221 89-101   2003年8月   [査読有り]
This study addresses the adsorption of hydrophobic compounds at low concentration (∼100ppb) onto NF/RO membranes. In this study, three surrogate compounds and three NF/RO membranes were tested under cross-flow conditions. Experimental results show...
Katsuki Kimura, Masahiko Nakamura, Yoshimasa Watanabe
Water Research   36, 1758-1766 1758-1766   2002年4月   [査読有り]
In this paper, a new method for removal of nitrate from groundwater, in which elemental sulfur-based denitrification (autotrophic denitrification) and membrane separation are combined, is proposed. By using a membrane, autotrophic denitrifiers, wh...
K. Kimura, Y. Watanabe
Water Science and Technology: Water Supply   2(2), 177-183 177-183   2002年1月   [査読有り]
We have developed a novel biofilm-membrane reactor (BMR) in which a nitrifying biofilm is fixed on the surface of a rotating membrane disk. With this reactor, both strict solid-liquid separation and oxidation of ammonia nitrogen can be simultaneou...
膜濾過と生物膜を組み合わせた高度浄水処理プロセスに関する研究
水道協会雑誌   81(4), 10    2002年   [査読有り]
K. Kimura, Y. Watanabe, N. Ohkuma
Water Science and Technology: Water Supply   1 157-168   2001年1月   [査読有り]
The authors have proposed a novel biofilm-membrane reactor (BMR) in which nitrifying biofilm is fixed on the surface of the rotating membrane disk. With this reactor, both strict solid-liquid separation and oxidation of ammonia nitrogen can be sim...
K. Kimura, Y. Watanabe, S. Okabe, H. Satoh
Water Science and Technology : Water Supply   1(4), 111(4) 111-118   2001年1月   [査読有り]
The authors have proposed a novel water treatment process in which nitrifying bacteria are fixed on the surface of rotating membrane disks. This biofilm-membrane process can perform strict solid-liquid separation and oxidation of ammonia nitrogen ...
Y. Watanabe, K. Kimura, T. Suzuki
Water Science and Technology   41(10-11) 9-16   2000年8月   [査読有り]
This paper deals with two recent developments made by the authors about the hybrid membrane systems applicable to the water purification. The performance of a hybrid MF membrane system with circulating powdered activated carbon and condensed sludg...
Katsuki Kimura, Yoshimasa Watanabe, Naoki Ohkuma
Water Research   34(11), 2895(11) 2895-2904   2000年8月   [査読有り]
The authors have proposed a novel membrane process where nitrifying bacteria are fixed on the surface of the rotating membrane disks. With this proposed membrane process, the simultaneous performance of the strict solid-liquid separation and the o...
Katsuki Kimura, Yoshimasa Watanabe, Naoki Ohkuma
Water Science and Technology   38(4-5), 443(4-5) 443-452   1998年12月   [査読有り]
Membrane filtration and oxidation of ammonia were simultaneously performed by using a rotating membrane disk module. Nitrification performance, composition of the accumulated cakes on the membrane and the filtration resistances were investigated u...
木村 克輝, 渡辺 義公, 大熊 那夫紀
土木学会論文集(]G0007[)   (608) 87-95   1998年   [査読有り]
Y. Watanabe, K. Kimura, S. Okabe, G. Ozawa, N. Ohkuma
Water Science and Technology   36(19, 51(1) 51-60   1997年10月   [査読有り]
For the oxidation of low concentrations of NH 4 + -N, conventional biofilm reactors such as a rotating biological contactor encounter difficulty due to mass transport limitation of NH 4 + -N. Therefore, the authors have developed a novel biofilm-m...
木村 克輝, 渡辺 義公, 大熊 那夫紀
土木学会論文集(]G0007[)   (552) 43-52   1996年   [査読有り]

Misc

 
K. Kimura, S. Yamamoto
Lecture Notes in Civil Engineering   4 153-158   2017年1月
© Springer International Publishing AG 2017. The authors have proposed a baffled membrane bioreactor (BMBR) that can eliminate the energy needed for the mixed liquor circulation. A combination of the BMBR concept and use of biomass carriers is pro...
Y. Watanabe, K. Kimura
Treatise on Water Science   4 23-61   2010年1月
© 2011 Elsevier B.V. All rights reserved. This chapter describes the membrane fouling for water and wastewater-treatment application. In surface water treatment, hydrophilic fraction of the natural organic matter, especially carbohydrate-like subs...

競争的資金等の研究課題

 
メンブレンバイオリアクターの最適化
JST戦略的創造研究推進制度(研究チーム型) (戦略的基礎研究推進事業:CREST)
研究期間: 1997年 - 2001年
膜ファウリング機構に関する研究
科学研究費補助金
研究期間: 2000年 - 2004年
水中溶存有機物の分画・評価
科学研究費補助金
研究期間: 2000年 - 2004年
医薬品の水処理過程中における動態
膜を用いた新しい用廃水処理システムの開発

特許

 
回転平膜装置
P2001-87780A
生物学的処理装置及び独立栄養硫黄脱窒法
P2002-316189A