Search Results - "Yoshikawa, Kunio"

Recent progresses in catalytic tar elimination during biomass gasification or pyrolysis—A review by Shen, Yafei, Yoshikawa, Kunio

“…Biomass gasification is an interesting technology in the future development of a worldwide sustainable energy system, which can help to decrease our current…”
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Clean solid biofuel production from high moisture content waste biomass employing hydrothermal treatment by PEITAO ZHAO, YAFEI SHEN, SHIFU GE, ZHENQIAN CHEN, YOSHIKAWA, Kunio

“…Our society currently faces three challenges, including resource depletion, waste accumulation and environmental degradation, leading to rapidly escalating raw…”
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Preparation of high surface area sludge-based activated hydrochar via hydrothermal carbonization and application in the removal of basic dye by Khoshbouy, Reza, Takahashi, Fumitake, Yoshikawa, Kunio

“…Conventional methods to produce sludge activated carbon require high-energy due to high moisture content and poor dewaterability of the wet sludge. Recently…”
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Catalytic hydrothermal liquefaction of microalgae using nanocatalyst by Saber, Mohammad, Golzary, Abooali, Hosseinpour, Morteza, Takahashi, Fumitake, Yoshikawa, Kunio

“…•Hydrothermal liquefaction was carried out for bio-oil production from microalgae.•Nanocatalyst was applied to increase the bio-oil yield at low…”
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Effect of steam and oil sludge ash additive on the products of oil sludge pyrolysis by Cheng, Shuo, Wang, Yuhua, Fumitake, Takahashi, Kouji, Tokimatsu, Li, Aimin, Kunio, Yoshikawa

“…[Display omitted] •Pyrolysis of oil sludge with steam or/and oil sludge ash was carried out.•Oil product yield was increased by steam and oil sludge ash…”
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Energy and resource recovery from Tetra Pak waste using hydrothermal treatment by Baskoro Lokahita, Muhammad Aziz, Yoshikawa, Kunio, Takahashi, Fumitake

“…•Tetra Pak hydrothermal treatment to make fuel and aluminum-polyethylene composites.•Higher temperatures and holding times gave positive results.•Hydrochar…”
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Utilization of mixed organic-plastic municipal solid waste as renewable solid fuel employing wet torrefaction by Triyono, Budi, Prawisudha, Pandji, Aziz, Muhammad, Mardiyati, Pasek, Ari Darmawan, Yoshikawa, Kunio

“…•Conversion of mixed organic-plastic municipal solid waste (MSW) to solid fuel.•Preparing MSW model by wet torrefaction with no initial drying or…”
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Energy-efficient recovery of black liquor through gasification and syngas chemical looping by Darmawan, Arif, Ajiwibowo, Muhammad W., Yoshikawa, Kunio, Aziz, Muhammad, Tokimatsu, Koji

“…•Cogeneration system from black liquor is proposed.•Integrated system covers drying, gasification, syngas chemical looping and power generation.•High energy…”
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Recent developments of deep eutectic solvent as absorbent for CO2 removal from syngas produced from gasification: Current status, challenges, and further research by Wibowo, Haryo, Susanto, Herri, Grisdanurak, Nurak, Hantoko, Dwi, Yoshikawa, Kunio, Qun, Huan, Yan, Mi

“…Gasification has been increasingly seen as a method to convert solid fuel into combustible syngas. However, these applications require syngas with strict…”
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Ash behavior during hydrothermal treatment for solid fuel applications. Part 1: Overview of different feedstock by Mäkelä, Mikko, Fullana, Andrés, Yoshikawa, Kunio

“…[Display omitted] •Ash behavior of 29 different feedstock interpreted using multivariate data analysis.•Two different groups identified based on char ash…”
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Performance of tar removal by absorption and adsorption for biomass gasification by Paethanom, Anchan, Nakahara, Shota, Kobayashi, Masataka, Prawisudha, Pandji, Yoshikawa, Kunio

“…Biomass gasification is an attractive and successful waste-to-energy technology. Even though it has been performing effectively, many troubles are still…”
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CO2-recycling biomass gasification system for highly efficient and carbon-negative power generation by Prabowo, Bayu, Aziz, Muhammad, Umeki, Kentaro, Susanto, Herri, Yan, Mi, Yoshikawa, Kunio

“…[Display omitted] •A biomass gasification system with CO2-recycling is proposed.•Behavior and performance of the system are examined.•Efficiency enhancement…”
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Coal alternative fuel production from municipal solid wastes employing hydrothermal treatment by Prawisudha, Pandji, Namioka, Tomoaki, Yoshikawa, Kunio

“…► Experimental study of the conversion of Japanese municipal solid waste (MSW) to solid fuel by using hydrothermal treatment. ► Treatment system capable of…”
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Evaluation of hydrothermal treatment in enhancing rice straw compost stability and maturity by Nakhshiniev, Bakhtiyor, Biddinika, Muhammad Kunta, Gonzales, Hazel Bantolino, Sumida, Hiroaki, Yoshikawa, Kunio

“…•Bin-scale composting (90L) was performed following a pilot-scale (200L) HTT.•HTT with mild reaction condition (180°C, 1.0MPa, 30min) enhanced rice straw…”
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Absorptive removal of biomass tar using water and oily materials by Phuphuakrat, Thana, Namioka, Tomoaki, Yoshikawa, Kunio

“…Water is the most common choice of absorption medium selected in many gasification systems. Because of poor solubility of tar in water, hydrophobic absorbents…”
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Enhanced process integration of black liquor evaporation, gasification, and combined cycle by Darmawan, Arif, Hardi, Flabianus, Yoshikawa, Kunio, Aziz, Muhammad, Tokimatsu, Koji

“…•Integrated system for power generation from black liquor is proposed.•The system covers novel black liquor evaporation, gasification, and combined…”
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Alternative Solid Fuel Production from Paper Sludge Employing Hydrothermal Treatment by Areeprasert, Chinnathan, Zhao, Peitao, Ma, Dachao, Shen, Yafei, Yoshikawa, Kunio

“…This paper aims to investigate the alternative solid fuel production from paper sludge employing hydrothermal treatment (HTT) in a lab-scale facility for…”
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Influence of Pyrolysis Temperature on Rice Husk Char Characteristics and Its Tar Adsorption Capability by Paethanom, Anchan, Yoshikawa, Kunio

“…A biomass waste, rice husk, was inspected by thermoanalytical investigation to evaluate its capability as an adsorbent medium for tar removal. The pyrolysis…”
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Characteristics of Biochar Obtained by Hydrothermal Carbonization of Cellulose for Renewable Energy by Kim, Daegi, Yoshikawa, Kunio, Park, Ki

“…The effect of hydrothermal carbonization on the properties of cellulose present in lignocellulosic biomass was investigated for converting it into a renewable…”
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Evaluation of Oil Sludge Ash as a Solid Heat Carrier in the Pyrolysis Process of Oil Sludge for Oil Production by Cheng, Shuo, Takahashi, Fumitake, Gao, Ningbo, Yoshikawa, Kunio, Li, Aimin

“…A pyrolysis study of oil sludge with and without oil sludge ash and quartz sand as solid heat carriers was conducted using a laboratory-scale reactor and…”
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