Results 41 to 50 of about 161,026 (284)

Simplified calculation of friction mean effective pressure for fast simulation of fuel consumption

open access: yesSN Applied Sciences, 2021
An environmentally friendly and economical ship operation can be accomplished through many different methods. Most of these approaches focus on technological solutions, e.g.
Georg Finger
doaj   +1 more source

A historical reconstruction of ships' fuel consumption and emissions [PDF]

open access: yesJournal of Geophysical Research: Atmospheres, 2007
Shipping activity has increased considerably over the last century and currently represents a significant contribution to the global emissions of pollutants and greenhouse gases. Despite this, information about the historical development of fuel consumption and emissions is generally limited, with little data published pre‐1950 and large deviations ...
Øyvind Endresen   +4 more
openaire   +1 more source

PERPADUAN ANTARA PROPELLER DAN DAUN KEMUDI GUNA MENGOPTIMALKAN PROLPULSI DAN MANUVER KAPAL SERTA EFFISIENSI BAHAN BAKAR

open access: yesKapal, 2012
Operational of ship influences the running cost. A old ship, day by day cash cost are higher with ageing machinery requiring constant maintenance, a rusty hull requiring regular steel replacement and high fuel oil consumption.
Mohd Ridwan
doaj   +1 more source

Electric Consumption Forecast for Ships Using Multivariate Bayesian Optimization-SE-CNN-LSTM

open access: yesJournal of Marine Science and Engineering, 2023
Many studies on reducing greenhouse gas emissions from ships have been conducted to reduce environmental pollution. Reducing the fuel oil consumption of traditional and green ships is a key focus of these studies.
Ji-Yoon Kim, Jin-Seok Oh
doaj   +1 more source

An adaptive hyper parameter tuning model for ship fuel consumption prediction under complex maritime environments

open access: yesJournal of Ocean Engineering and Science, 2021
An accurate prediction of ship fuel consumption is critical for speed, trim, and voyage optimisation etc. While previous studies have focused on predicting ship fuel consumption with respect to a variety of factors, research on the impact of ...
Tianrui Zhou   +3 more
semanticscholar   +1 more source

Time-Aware and Feature Similarity Self-Attention in Vessel Fuel Consumption Prediction

open access: yesApplied Sciences, 2021
An accurate vessel fuel consumption prediction is essential for constructing a ship route network and vessel management, leading to efficient sailings. Besides, ship data from monitoring and sensing systems accelerate fuel consumption prediction research.
Hyun Joon Park   +3 more
doaj   +1 more source

Effect of Hull and Propeller Roughness during the Assessment of Ship Fuel Consumption

open access: yesJournal of Marine Science and Engineering, 2023
The effects of hull and propeller roughness are presented over ten years of operation on ship performance. The developed model used in this study is a combination of NavCad and Matlab to perform the resistance and propulsion computations of the selected ...
M. Tadros, M. Ventura, C. Guedes Soares
semanticscholar   +1 more source

Optimization Model to Manage Ship Fuel Consumption and Navigation Time

open access: yesPolish Maritime Research, 2022
Owners of vessels are interested in the lowest possible operating costs. These costs are mainly related to fuel consumption during navigation. To manage it rationally, the main decision-making problem is selecting the proper parameters of the ship’s ...
K. Rudzki, P. Gomułka, A. T. Hoang
semanticscholar   +1 more source

Ship Speed Control to Minimize Fuel Consumption

open access: yesThe Journal of Japan Institute of Navigation, 1984
When a ship runs a fixed route in a given time, two methods are proposed to reduce the fuel consumption of the ship. The first optimization policy is to keep the engine output power at a constant level, in spite of prevailing conditions, such as wind forces, wind directions, sea conditions, draft, fouling, etc.
Minoru HIROTA, Shigetaka NAGANO
openaire   +2 more sources

Machine Learning-Driven Insights for Optimizing Ship Fuel Consumption: Predictive Modeling and Operational Efficiency

open access: yesInternational Journal on Advanced Science, Engineering and Information Technology
Specific fuel consumption significantly impacts the shipping industry's operational costs and environmental footprint. Therefore, the development of modeling for predicting ship fuel consumption aiming to maximize the operation efficiency and minimize ...
P. Q. Nguyen   +5 more
semanticscholar   +1 more source

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