Search Results - "Donghoi Kim"

Energy, economic and environmental analysis of a BOG re-liquefaction process for an LNG carrier by Hwang, Chulmin, Oh, Sungkyun, Kim, Donghoi, Gundersen, Truls, Lim, Youngsub

“…Due to tighter environmental regulations, newly built liquefied natural gas (LNG) carriers are equipped with a re-liquefaction system to minimize combustion of…”
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Temporal trends in the misdiagnosis rates between Crohn’s disease and intestinal tuberculosis by Seo, Hyungil, Lee, Seohyun, So, Hoonsub, Kim, Donghoi, Kim, Seon-Ok, Soh, Jae Seung, Bae, Jung Ho, Lee, Sun-Ho, Hwang, Sung Wook, Park, Sang Hyoung, Yang, Dong-Hoon, Kim, Kyung-Jo, Byeon, Jeong-Sik, Myung, Seung-Jae, Yang, Suk-Kyun, Ye, Byong Duk

“…AIM To investigate the temporal trends in the misdiagnosis rate between Crohn’s disease(CD) and intestinal tuberculosis(ITB) in South Korea. METHODS We…”
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Multi-component Fluid Cycles in Liquid Air Energy Storage by Zhongxuan Liu, Donghoi Kim, Truls Gundersen

“…With the penetration of renewable energy sources into the energy market, an emerging problem is the energy stability during energy supply and delivery. Energy…”
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Organic Rankine Cycle with Pure and Mixed Working Fluids for LNG Cold Energy Recovery by Haoshui Yu, Donghoi Kim, Xiangping Hu, Truls Gundersen

“…Liquefied Natural Gas (LNG) contains a large amount of cold exergy, which is normally wasted during the regasification process. Organic Rankine Cycles (ORCs),…”
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Thru‐Hole Epitaxy: A Highway for Controllable and Transferable Epitaxial Growth by Jang, Dongsoo, Ahn, Chulwoo, Lee, Youngjun, Lee, Seungjun, Lee, Hyunkyu, Kim, Donghoi, Kim, Yongsun, Park, Ji‐Yong, Kwon, Young‐Kyun, Choi, Jaewu, Kim, Chinkyo

“…Controllable growth and facile transferability of a crystalline film with desired characteristics, acquired by tuning composition and crystallographic…”
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A study of working fluids for Organic Rankine Cycles (ORCs) operating across and below ambient temperature to utilize Liquefied Natural Gas (LNG) cold energy by Yu, Haoshui, Kim, Donghoi, Gundersen, Truls

“…Liquefied Natural Gas (LNG) contains significant amounts of cold exergy, which is normally wasted during regasification at receiving terminals. This paper…”
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Use of exergy efficiency for the optimization of LNG processes with NGL extraction by Kim, Donghoi, Gundersen, Truls

“…In this paper, processes for liquefied natural gas (LNG) production with upstream or integrated natural gas liquids (NGL) removal have been optimized and…”
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Optimal recovery of thermal energy in liquid air energy storage by Liu, Zhongxuan, Kim, Donghoi, Gundersen, Truls

“…The increasing share of renewables in energy systems requires energy storage technologies to handle intermittent energy sources and varying energy sinks…”
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Development and use of exergy efficiency for complex cryogenic processes by Kim, Donghoi, Gundersen, Truls

“…•Exergy efficiencies are classified and their limitations are discussed.•An exergy efficiency with generalized formulas is suggested to handle physical and…”
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Optimization and analysis of different liquid air energy storage configurations by Liu, Zhongxuan, Kim, Donghoi, Gundersen, Truls

“…•Liquid Air is a promising energy storage technology for power from renewables.•Large RTEs results from few rather than many compressor stages, despite more…”
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Optimal capacity design of amine-based onboard CO2 capture systems under variable marine engine loads by Oh, Juyoung, Kim, Donghoi, Roussanaly, Simon, Anantharaman, Rahul, Lim, Youngsub

“…•A CO2 absorption system is developed for marine engines with varying loads.•The operational limit and off-design performance are analyzed for the capture…”
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Process design and economic optimization of boil-off-gas re-liquefaction systems for LNG carriers by Kim, Donghoi, Hwang, Chulmin, Gundersen, Truls, Lim, Youngsub

“…Recent LNG carriers are equipped with high pressure gas injection engines. However, there has been a lack of research on liquefaction processes for boil-off…”
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Greenhouse gas emissions of shipping with onboard carbon capture under the FuelEU Maritime regulation: A well-to-wake evaluation of different propulsion scenarios by Oh, Juyoung, Kim, Donghoi, Roussanaly, Simon, Lim, Youngsub

“…•Onboard carbon capture and storage has emerged as an attractive solution to reduce maritime emissions.•Well-to-wake greenhouse gas emissions of nine ship…”
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Optimal Utilization of Compression Heat in Liquid Air Energy Storage by Liu, Zhongxuan, He, Ting, Kim, Donghoi, Gundersen, Truls

“…Liquid air energy storage (LAES) is regarded as one of the promising large-scale energy storage technologies due to its characteristics of high energy density,…”
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A feasibility study of HFO refrigerants for onboard BOG liquefaction processes by Yu, Taejong, Kim, Donghoi, Gundersen, Truls, Lim, Youngsub

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Objective Function Evaluation for Optimization of an Amine-Based Biogas Upgrading and Liquefaction Process by Hashemi, Sayed Ebrahim, Kim, Donghoi, Austbø, Bjørn

“…Conventionally, liquefied biomethane (LBM) is produced through biogas upgrading followed by a liquefaction process. In the present study, a detailed model for…”
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Exploring the technical feasibility of carbon capture onboard ships by Tavakoli, Sadi, Gamlem, Gunnar Malm, Kim, Donghoi, Roussanaly, Simon, Anantharaman, Rahul, Yum, Kevin Kusup, Valland, Anders

“…International shipping is crucial for freight transport, but it relies primarily on fossil fuels, contributing 3% of global greenhouse gas emissions. This…”
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Two-dimensional non-close-packed arrays of polystyrene microspheres prepared by controlling the size of polystyrene microspheres by Kim, Donghoi, Jang, Dongsoo, Lee, Hyunkyu, Lim, Jeewoo, Kim, Chinkyo

“…Randomly formed close-packed arrays of 3-μm-large polystyrene microspheres on a sapphire substrate by drop-casting were found to convert to two-dimensional…”
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Non‐edge‐triggered inversion from Ga polarity to N polarity of c‐GaN domains on an SiO2 mask during epitaxial lateral overgrowth by Lee, Hyunkyu, Jang, Dongsoo, Kim, Donghoi, Kim, Chinkyo

“…It was previously reported that N‐polar c‐GaN domains nucleated in window openings on c‐plane sapphire were inverted to Ga‐polar domains at the edge of an SiO2…”
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Non-edge-triggered inversion from Ga polarity to N polarity of c -GaN domains on an SiO 2 mask during epitaxial lateral overgrowth by Lee, Hyunkyu, Jang, Dongsoo, Kim, Donghoi, Kim, Chinkyo

“…It was previously reported that N-polar c -GaN domains nucleated in window openings on c -plane sapphire were inverted to Ga-polar domains at the edge of an…”
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