Tugboat design / by 289376 Roach, C. D.

Subjects: “…Tugboats…”

Propulsion experiment of twin-screw tugboat / by Muhammad Nasuha Mansor, 1981-

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Test of Harbor Tugboat Sadie Ross by Campbell, Kenneth H

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Resistance prediction and evaluation on a tugboat hull / by 454594 Mohd. Arizam Abdul Wahap

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Analysis of the Concentration of Emissions from the Spanish Fleet of Tugboats by Andrés Ortega-Piris, Emma Diaz-Ruiz-Navamuel, Alvaro Herrero Martinez, Miguel A. Gutierrez, Alfonso-Isidro Lopez-Diaz

“…The objective of this work was to determine the greenhouse gas emissions caused by the activity of the Spanish tugboat fleet, studying the tugboat fleet of the eleven autonomous coastal Spanish communities from 2004 to 2017 and their impact on the carbon footprint of the country’s shipping sector. …”
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Dynamic Tugboat Scheduling for Large Seaports with Multiple Terminals by Changping Sun, Mengxia Li, Linying Chen, Pengfei Chen

Subjects: “…tugboat scheduling…”
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Hazard Identification for Tugboat Girting During Towing Operations by Osama El Desouky

“…This study aims to investigate the dangers associated with the use of conventional tugboats during towing operations, with a focus on the loss of stability caused by girting. …”
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Tugboat Scheduling with Multiple Berthing Bases under Uncertainty by Botang Li, Qiong Chen, Yui-yip Lau, Maxim A. Dulebenets

Subjects: “…tugboat scheduling…”
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STRATEGI PENDANAAN INVESTASI TUGBOAT DAN TONGKANG DI PTMS by Adityo Reksoprawiro

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Rule-Based Control Studies of LNG–Battery Hybrid Tugboat by Sharul Baggio Roslan, Zhi Yung Tay, Dimitrios Konovessis, Joo Hock Ang, Nirmal Vineeth Menon

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Life cycle assessment of diesel and hydrogen power systems in tugboats by Chen, Zhong Shuo, Lam, Jasmine Siu Lee

“…Specifically, the hydrogen-powered tugboat can reduce up to 48,552,160 kg CO2 equivalent of global warming, 51,930 kg SO2 equivalent of acidification, 11,476 kg PO4- equivalent of eutrophication, and 2,629 kg C2H4 equivalent of photochemical oxidation compared to the diesel tugboat. …”
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Optimization of fuel consumption rate for tugboat in relation to port operations by Abd. Kader, Ab. Saman, Rajendran, Gopala Krishnan

“…The operation of tugboat consumes high expenses, especially in terms of fuel. …”

Analysis of Hull Shape Impact on Energy Consumption in an Electric Port Tugboat by Wojciech Koznowski, Andrzej Łebkowski

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A Review of Autonomous Tugboat Operations for Efficient and Safe Ship Berthing by Jun-Hyuk Choi, Ju-Yeong Jang, Joohyun Woo

Subjects: “…autonomous tugboats…”
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An improved gray wolf optimization to solve the multi-objective tugboat scheduling problem by Peng Yao, Xingfeng Duan, Jiale Tang

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Self-labelling of tugboat operation using unsupervised machine learning and intensity indicator by Januwar Hadi, Dimitrios Konovessis, Zhi Yung Tay

“…This paper aims to develop a self-labelling framework for tugboat operation by using unsupervised machine learning and a proposed intensity indicator. …”
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Investigation of Effect on Environmental Performance of Using LNG as Fuel for Engines in Seaport Tugboats by Sergejus Lebedevas, Lukas Norkevičius, Peilin Zhou

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An improved gray wolf optimization to solve the multi-objective tugboat scheduling problem. by Peng Yao, Xingfeng Duan, Jiale Tang

“…However, a majority of current tugboat scheduling models tend to focus solely on the maximum operational time. …”
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Motion Control System Design for Barge-Type Surface Ships Using Tugboats by Dong-Hun Lee, Thinh Huynh, Young-Bok Kim, Jung-Suk Park

“…To achieve these objectives, we first developed a mathematical model of a barge ship, which incorporated a novel conveying system configuration using tugboats. We then designed a robust controller for the tugboats that used the sliding mode law to deliver the desired barge motion performance. …”
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Tug model resistance data sheets/ by 3593 Society of Naval Architects and Marine Engineers

Subjects: “…Tugboats…”