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Seongwan Kim and Hyeonmin Jeon
Decarbonization is an ongoing issue in the shipping industry, and electric propulsion systems are being proposed as alternative solutions to satisfy this requirement. To answer the fundamental questions of ?Are electric propulsion systems the green solut...
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Seongwan Kim, Hyeonmin Jeon, Chybyung Park and Jongsu Kim
In Korea, fishing boats account for 65,452 out of 71,174 coastal ships, and aging ships are a leading cause of environmental problems and economic loss. To solve this problem, the government has enacted a policy to promote the development and distributio...
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Van Chien Pham, Hanseok Kim, Jae-Hyuk Choi, Antony J. Nyongesa, Jongsu Kim, Hyeonmin Jeon and Won-Ju Lee
Recent developments in power electronics, energy storage systems, and renewable energy; increased market demands for more efficient and cleaner electric power to meet stricter environmental regulations; and development in gigawatt (GW)-class DC (direct c...
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Byongug Jeong, Hyeonmin Jeon, Seongwan Kim, Jongsu Kim and Peilin Zhou
The paper aims to investigate the holistic environmental benefits of using a battery system on a roll on/roll off (ro-ro) passenger ship which was originally fitted with a diesel engine engaged in Korean coastal service. The process of this research has ...
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Hyeonmin Jeon, Kido Park and Jongsu Kim
In order to secure the safe operation of the ship, it is crucial to closely examine the suitability from the design stage of the ship, and to set up a preliminary review and countermeasures for failures and defects that may occur during the construction ...
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Hyeonmin Jeon and Jongsu Kim
In the case of DC power distribution-based variable speed engine synchronous generators, if the output reference voltage is kept constant regardless of the generator engine operating speed, it may cause damage to the internal device and windings of the g...
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Hyeonmin Jeon, Seongwan Kim and Kyoungkuk Yoon
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Gilltae Roh, Hansung Kim, Hyeonmin Jeon and Kyoungkuk Yoon
The need for technological development to reduce the impact of air pollution caused by ships has been strongly emphasized by many authorities, including the International Maritime Organization (IMO). This has encouraged research to develop an electric pr...
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Hyeonmin Jeon, Jongsu Kim and Kyoungkuk Yoon
In the case of the electric propulsion system on the vessel, Diode Front End (DFE) rectifiers have been applied for large-sized ships and Active Front End (AFE) rectifiers have been utilized for small and medium-sized ships as a part of the system. In th...
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