Search Results - "Prajitno, Hermawan"

Recent trend in thermal catalytic low temperature CO2 methanation: A critical review by Lee, Woo Jin, Li, Chaoen, Prajitno, Hermawan, Yoo, Jiho, Patel, Jim, Yang, Yunxia, Lim, Seng

“…[Display omitted] •First comprehensive overview on low temperature CO2 methanation.•Overview on CO2 methanation fundamentals, catalysts and reactor…”
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Dispersion behavior of various single metals on carbonaceous coal supports and their reactivity in methanol steam reforming by Kim, Soohyun, Prajitno, Hermawan, Yoo, Jiho, Kim, Sangdo, Chun, Donghyuk, Lim, Jeonghwan, Choi, Hokyung, Lee, Sihyun, Im, Hyuk

“…[Display omitted] Coal as catalytic support is advantageous in many respects. The pore structure and surface composition are controllable, and the high thermal…”
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Upgrading low-boiling-fraction fast pyrolysis bio-oil using supercritical alcohol: Understanding alcohol participation, chemical composition, and energy efficiency by Jo, Heuntae, Prajitno, Hermawan, Zeb, Hassan, Kim, Jaehoon

“…[Display omitted] •Non-catalytic and non-hydrogen based bio-oil upgrading was conducted using scMeOH.•16–40wt% alcohols were consumed during the…”
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Effects of Zn loading on ZnxCo1−xCo2O4 spinel catalysts for low-temperature catalytic decomposition of N2O in the presence of inhibitors by Prajitno, Hermawan, Kim, Jeongtak, Jeong, Min Hye, Choi, Sun A, Hwang, Sun-Mi, Kwan Jeong, Soon

“…[Display omitted] •Development of NH3-fuel demands catalytic de-N2O unit for stack gas treatment.•ZnxCo1−xCo2O4 spinel catalysts were evaluated for…”
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Efficient renewable fuel production from sewage sludge using a supercritical fluid route by Prajitno, Hermawan, Zeb, Hassan, Park, Jongkeun, Ryu, Changkook, Kim, Jaehoon

“…[Display omitted] •Non-catalytic, non H2 sewage sludge liquefaction was held in supercritical fluids.•High bio-oil yields of 87.8wt% and HHV of 34.6MJkg−1 were…”
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Non-catalytic upgrading of fast pyrolysis bio-oil in supercritical ethanol and combustion behavior of the upgraded oil by Prajitno, Hermawan, Insyani, Rizki, Park, Jongkeun, Ryu, Changkook, Kim, Jaehoon

“…•Non-catalytic, non H2 bio-oil upgrading was conducted in supercritical ethanol.•High HHV of 34.1MJkg−1 and low TAN of 4.8mgKOH/g were achieved.•Alcohol and…”
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Effects of K doping on Zn0.4Co2.6O4 spinel catalysts for low-temperature catalytic N2O decomposition in the presence of inhibitors by Prajitno, Hermawan, Kim, Jeongtak, Jeong, Min Hye, Choi, Sun A., Hwang, Sun-Mi, Lee, Hookyung, Jeong, Soon Kwan

“…The recent development of NH3 as a fuel has led to significant emissions of N2O, a major greenhouse gas. Direct catalytic N2O decomposition (de-N2O) is a…”
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Effects of solvent participation and controlled product separation on biomass liquefaction: A case study of sewage sludge by Prajitno, Hermawan, Park, Jongkeun, Ryu, Changkook, Park, Ho Young, Lim, Hyun Soo, Kim, Jaehoon

“…[Display omitted] •Bio-oil was produced using liquefaction of sewage sludge in water-alcohol mixture.•A sophisticated separation method was developed to…”
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Steam gasification of chars of ash-free coals extracted using 1-methylnaphthalene and N-methyl-2-pyrrolidone by Prajitno, Hermawan, Kong, Yongjin, Kim, Soohyun, Im, Hyuk, Yoo, Jiho, Choi, Hokyung, Lim, Jeonghwan, Kim, Sangdo, Chun, Donghyuk, Lee, Sihyun

“…[Display omitted] •Gasification behavior of solvent-extracted ash-free coal (AF) chars was evaluated.•Reactivity of AFs was affected by the polarity of…”
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Process modeling and economic analysis for bio-heavy-oil production from sewage sludge using supercritical ethanol and methanol by Xuan Do, Truong, Prajitno, Hermawan, Lim, Young-Il, Kim, Jaehoon

“…[Display omitted] •Bio-heavy-oil (BHO) was produced by supercritical (SC) reaction of sewage sludge (SS).•Process flow diagram for 100 t/d SS plants is…”
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