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Wongwan Jung and Daejun Chang
This study proposed a deep reinforcement learning-based energy management strategy (DRL-EMS) that can be applied to a hybrid electric ship propulsion system (HSPS) integrating liquid hydrogen (LH2) fuel gas supply system (FGSS), proton-exchange membrane ...
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Dionysios Polemis, Michael Boviatsis and Stefanos Chatzinikolaou
The wide spread of the Diesel engine has been instrumental in the development of modern shipping. Marine Diesel engines dominate today as an option for the propulsion of commercial ships. While replacing Diesel engines with alternative propulsion engines...
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Fabio Borghetti, Michela Longo, Michela Bonera, Marco Libretti, Claudio Somaschini, Valentina Martinelli, Marco Medeghini and Renato Mazzoncini
Nowadays, designing and adopting sustainable and greener transport systems is of upmost interest. The European Commission and different EU countries are developing plans and programs?but also delivering resources?aimed at the decarbonization of cities an...
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Insik Hwang, Chybyung Park and Byongug Jeong
The pathway to zero carbon emissions passing through carbon emissions reduction is mandatory in the shipping industry. Regarding the various methodologies and technologies reviewed for this purpose, Life Cycle Cost Analysis (LCCA) has been used as an exc...
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George Mallouppas, Elias A. Yfantis, Angelos Ktoris and Constantina Ioannou
The recent inclusion of shipping in the Fit for 55 legislation package will have large knock-on effects on the industry and consequently on end consumers. The present paper presents an innovative top-down methodology, the MSF455 model, which estimates th...
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Alfin Hikmaturokhman, Kalamullah Ramli, Muhammad Suryanegara, Anak Agung Putri Ratna, Ibrahim Kholilul Rohman and Moinul Zaber
The Indonesian spectrum usage fees?the so-called Biaya Hak Pengguna Frekuensi Izin Pita Frekuensi Radio (BHP IPFR)?are currently calculated using a formula determined by the three following main parameters: the frequency band, the country?s economic para...
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Mohammad Vaferi, Kayvan Pazouki and Arjen Van Klink
This article proposes an analytical model for a conversion from Heavy Fuel Oil (HFO) to Liquide Natural Gas(LNG) dual-fuel engine in a fleet with three sizes of vessels in order to investigate the impact of the volatility of oil prices, and a declining E...
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Babu R. Dawadi, Danda B. Rawat, Shashidhar R. Joshi and Daya S. Baral
The software defined networking (SDN) paradigm with enhanced features of IPv6 offers flexible network management and better network visibility for enhancing overall network performance, network manageability, and security. Thus, along with the IPv6 netwo...
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Zahra Jahedi and Thomas Kunz
Network Function Virtualization (NFV) can lower the CAPEX and/or OPEX for service providers and allow for quick deployment of services. Along with the advantages come some challenges. The main challenge in the use of Virtualized Network Functions (VNF) i...
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Gustavo Heredia,Becerra Orellana,Oliver Saavedra,Ivette Echeverría
El objetivo de este estudio es analizar todos los costos generados por las plantas de tratamiento de aguas residuales (PTAR) de los Municipios de Cliza y Tolata, en la región del Valle Alto de Cochabamba. El estudio utiliza la metodología denominada Cost...
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