Zobrazeno 1 - 10
of 198
pro vyhledávání: '"Jun-Soo Kim"'
Publikováno v:
Advances in Mechanical Engineering, Vol 16 (2024)
This study aims to provide a clear relationship of how the storage status and duration of the urea affect the efficiency and performance of the SCR system. Focusing on the marine environment, the research compares NOx emissions using new urea solutio
Externí odkaz:
https://doaj.org/article/8b2e62e33c8e44d28be45ebaa81d3a52
Publikováno v:
Energy Reports, Vol 9, Iss , Pp 195-216 (2023)
A numerical study was conducted to investigate the effects of hydrogen and scavenging air temperature (SAT) on the combustion and emission characteristics of a 2-stroke heavy-duty dual-fuel (DF) marine engine at full load. The engine had a 700 mm bor
Externí odkaz:
https://doaj.org/article/6e750c10795a46bf8548d9ad4692025b
Autor:
Antony John Nyongesa, Jae-Hyuk Choi, Ji-Woong Lee, Jae-ung Lee, Seongwan Kim, Siljung Yeo, Jun-Soo Kim, Won-Ju Lee
Publikováno v:
Case Studies in Thermal Engineering, Vol 56, Iss , Pp 104241- (2024)
Low-pressure gas-admission marine two-stroke engines have significant potential for reducing emissions in the shipping industry. However, they exhibit poor combustion quality under low-load conditions, leading to lower thermal efficiency and high lev
Externí odkaz:
https://doaj.org/article/eef229ac71cb4ff29e241b1d267ed65c
Publikováno v:
Energy Reports, Vol 9, Iss , Pp 1886- (2023)
Externí odkaz:
https://doaj.org/article/2b80c25b25ee4f7a9099df29f597ae4c
Autor:
Ha-Seek Jang, Jun-Soo Kim, Min-Ho Lee, Cheol-Ho Baek, Jang-Won Seo, Yong-Gyu Na, Jae-Hyuk Choi
Publikováno v:
Journal of International Maritime Safety, Environmental Affairs, and Shipping, Vol 7, Iss 4 (2023)
ABSTRACTThe International Maritime Organization is making multiple efforts to reduce greenhouse gas and air pollutant emissions. However, it is difficult to achieve this because of the absence of technological developments. Consequently, there is an
Externí odkaz:
https://doaj.org/article/5857997062544e8faaf425c22a36f4c7
Autor:
Jun-Soo Kim, Jae-Hyuk Choi
Publikováno v:
Journal of International Maritime Safety, Environmental Affairs, and Shipping, Vol 7, Iss 2-3 (2023)
ABSTRACTIn line with the global trend for environmental protection, the shipping industry is also making significant efforts. The International Maritime Organization introduced carbon intensity indicator and energy efficiency existing ship index to r
Externí odkaz:
https://doaj.org/article/127c1dca10c24664ae042d3a93489377
Publikováno v:
운동과학, Vol 30, Iss 4, Pp 462-471 (2021)
PURPOSE Leukocyte telomere length (LTL) is a potential indicator of cellular senescence. However, its relationship with the type and volume of regular exercise is unclear. Therefore, we investigated the effects of the type and volume of long-term reg
Externí odkaz:
https://doaj.org/article/18a20ee7fa274564b791f223129c702f
Publikováno v:
운동과학, Vol 30, Iss 2, Pp 183-191 (2021)
Abstracts PURPOSE This study aimed to investigate the effect of turmeric intake alone or in combination with resistance training on liver enzymes in adult men who regularly consumed alcohol at least twice a week. METHODS Twelve men (age: 36.0±5.26 y
Externí odkaz:
https://doaj.org/article/fcc6a05f3f814ff5b9bf4dadba2a7b96
Autor:
Jun-Soo Kim, Jae-Hyuk Choi
Publikováno v:
Machines, Vol 11, Iss 4, p 456 (2023)
To comply with rules on air pollutants released by ships, two-stroke dual-fuel engines with liquefied natural gas (LNG) as the primary fuel have been marketed and offered to the market. However, there are still reports of gas-injection nozzles being
Externí odkaz:
https://doaj.org/article/e541c4c2f5944abaa66475dfbcd29ec8
Autor:
Antony John Nyongesa, Van Chien Pham, Sung Hwan Yoon, Woo-Seok Kwon, Jun-Soo Kim, Duy Nam Ngo, Jae-Hyuk Choi, Young-Yun Sul, Won-Ju Lee
Publikováno v:
Machines, Vol 10, Iss 5, p 300 (2022)
Small vessels operating in coastal waters are susceptible to propeller failure because of the entanglement of marine debris. Secondary accidents such as the injury of divers may also occur when removing entangling material. Rope cutters are devices u
Externí odkaz:
https://doaj.org/article/edb2ddc82b604f1f8b2ec4baa4ce0694