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M. Altosole, Massimo Figari
Pág. 129 - 147
In the last year, the Department of Naval Architecture and Marine Engineering of Genoa University (now Department of Naval Architecture, Marine Technology and Electrical Engineering) collaborated to the design of the propulsion automation of two differen...
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Sergii Sagin, Sergey Karianskyi, Volodymyr Madey, Arsenii Sagin, Tymur Stoliaryk and Ivan Tkachenko
The results of the research work on biofuel?s impact on the environmental and economic performance of marine diesel engines are presented. During the research, a fuel mixture was used that consisted of the diesel fuel RMA10 and FAME biofuel. The objectiv...
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Matteo Dodero, Serena Bertagna, Alberto Marino? and Vittorio Bucci
Currently, most ships use internal combustion engines (ICEs) either as propulsion engines or generator sets. The growing concern in environmental protection along with the consequent international rule framework motivated shipowners and designers to repl...
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Dezhi Jiang, Haoxian Yu, Zhihan Wang, Adam Glowacz, Grzegorz Królczyk and Zhixiong Li
Due to the relatively cheap price of diesel, most Marine engines use diesel as Marine fuel, but its emissions contain a lot of carbon. To reduce carbon emissions, International Maritime Organization (IMO) has established an Energy Efficiency Design Index...
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Yongming Feng, Haiyan Wang, Ruifeng Gao and Yuanqing Zhu
The paper presents a performance prediction model of marine low-speed two-stroke diesel engines based on an advanced MCC (mixture controlled combustion) model coupled with a fuel injection model. Considering the time of real calculation, the so-called ?c...
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Wontak Choi, Seunggi Choi, Sangkyung Na, Dongmin Shin, Hyomin Jeong and Yonmo Sung
With increasingly stringent emissions legislation, such as that stipulated by the International Maritime Organization, for nitrogen oxide emission reduction in marine diesel engines, the imperative of curtailing nitrogen oxide emissions from marine diese...
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Panagiotis Karvounis, Gerasimos Theotokatos, Ioannis Vlaskos and Antonios Hatziapostolou
Methanol has been identified as a transition fuel for the decarbonisation of combustion-based industries, including automotive and maritime. This study aims to conduct a critical review of methanol combustion in compression ignition engines and analyse t...
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Gun-Baek So
As international regulations on greenhouse gas emissions are becoming stricter, the development of eco-friendly main engines is required for ocean-going ships. To use cryogenic LNG as a fuel for marine engines, it has to be converted to gas. This process...
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Myeong-Ho Song, Xuan Duong Pham and Quang Dao Vuong
Modern merchant ships use marine propulsion systems equipped with an ultra-long-stroke diesel engine that directly drives a large slow-turning propeller. Such systems use fewer cylinders and generate greater power at slower shaft speeds, which affords im...
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Zan Huang, Zhaochun Lyu, Peifang Luo, Guoqing Zhang, Wenxuan Ying, Aiguo Chen and Hua Xiao
Sustainable ammonia is one of the leading candidates in the search for alternative clean fuels for marine applications. This paper aims to build a simulation model of a six-cylinder, four-stroke diesel engine to investigate the effects of increasing the ...
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Rongbin Xin, Jinguo Zhai, Chang Liao, Zongyu Wang, Jifeng Zhang, Zabihollah Bazari and Yulong Ji
Development of intelligent ships requires marine diesel engine simulation models of high accuracy and fast response. In addition, with advent of tighter shipping air emissions regulations, such models are required to have emission prediction capabilities...
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Maria Cristina Cameretti, Roberta De Robbio and Marco Palomba
Compression ignition engines will still be predominant in the naval sector: their high efficiency, high torque, and heavy weight perfectly suit the demands and architecture of ships. Nevertheless, recent emission legislations impose limitations to the po...
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Theofanis D. Hountalas, Maria Founti and Theodoros C. Zannis
With the aim of CO2 emissions reduction in the maritime sector, dual fuel engines operating on natural gas are the most prominent technical and commercially available solution. A promising variant is the two-stroke high-pressure natural gas injection eng...
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Van Chien Pham, Jeong Kuk Kim, Won-Ju Lee, Su-Jeong Choe, Van Vang Le and Jae-Hyuk Choi
Piston bowl geometry plays an important role in the fuel/air mixing quality which has a direct influence on the performance and emission characteristics of the engine. This work studied the effects of piston bowl geometry on the combustion and emissions ...
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Razvan Edmond Nicoara, Daniel Eugeniu Crunteanu and Valeriu Alexandru Vilag
Extensively used in modern gas turbine engines in various applications, ranging from aerospace, marine and terrestrial propulsion to power generation and gas pumping, the axial flow turbines have been continuously updated and are now capable of high perf...
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Xinglin Yang, Junhu Zou, Qiang Lei, Xiaohui Lu and Zhenzhen Chen
Given the significant emissions from conventional marine diesel engines, many ship owners are increasingly turning to liquefied natural gas (LNG) as a cleaner energy alternative. In this study, a novel power generation system is proposed for LNG-fueled s...
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Jaehwan Jang, Byungchae Min, Seongyool Ahn, Hyunjun Kim, Sangkyung Na, Jeongho Kang, Heehwan Roh and Gyungmin Choi
The captured particulate matter (PM) in diesel particulate filters (DPF) must be periodically burned to maintain the performance and durability of the engine. The amount of PM in the filter must be monitored to determine a suitable regeneration period. I...
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Abdulaziz M. T. Alzayedi, Amit Batra, Suresh Sampath and Pericles Pilidis
The stringent regulations set by the International Maritime Organization on pollutant emissions combined with the rise in fuel prices have stimulated research on cleaner fuels and new propulsion systems. This study describes a new method for evaluating a...
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