Results 1 to 10 of about 6,762 (291)

Ship Trim Optimization: Assessment of Influence of Trim on Resistance of MOERI Container Ship [PDF]

open access: yesThe Scientific World Journal, 2014
Environmental issues and rising fuel prices necessitate better energy efficiency in all sectors. Shipping industry is a stakeholder in environmental issues.
Salma Sherbaz, Wenyang Duan
doaj   +6 more sources

ON RESISTANCE REDUCTION OF A HULL BY TRIM OPTIMIZATION

open access: yesBrodogradnja, 2018
The paper aims at conducting trim optimization for a hull to reveal the influence of trim on wave resistance by a potential-based panel method coupled with a response surface method.
Jianglong Sun   +3 more
doaj   +4 more sources

Trim and Engine Power Joint Optimization of a Ship Based on Minimum Energy Consumption over a Whole Voyage

open access: yesJournal of Marine Science and Engineering
Trim optimization is an available approach for the energy saving and emission reduction of a ship. As a ship sails on the water, the draft and trim undergo constant changes due to the consumption of fuel oil and other consumables.
Yanyun Yu   +5 more
doaj   +4 more sources

CFD-Powered Ship Trim Optimization: Integrating ANN for User-Friendly Software Tool Development

open access: yesJournal of Marine Science and Engineering
This study presents a comprehensive approach to trim optimization as an energy efficiency improvement measure, focusing on reducing fuel consumption for one RO-RO car carrier.
Matija Vasilev   +2 more
doaj   +4 more sources

Aerodynamic Shape Optimization of Subsonic/Supersonic Flows Integrating Variable-Fidelity Longitudinal Trim Analysis

open access: yesAerospace
Most existing studies on aerodynamic shape optimization have not considered longitudinal trim under control surface deflection, typically achieving self-trim through a constraint of zero pitching moment or adjusting the optimized configuration for ...
Yacong Wu   +3 more
doaj   +4 more sources

Three-Surface Model with Redundant Longitudinal Control: Modeling, Trim Optimization and Control in a Preliminary Design Perspective [PDF]

open access: yesAerospace, 2021
Notwithstanding the interest in the three-surface concept shown by aircraft designers, this configuration was not thoroughly investigated in conjunction with the adoption of two-elevator surfaces, on both canard and tail.
Stefano Cacciola   +2 more
doaj   +4 more sources

AI-Driven Cybersecurity in IoT: Adaptive Malware Detection and Lightweight Encryption via TRIM-SEC Framework [PDF]

open access: yesSensors
The explosive growth in Internet of Things (IoT) technologies has given rise to significant security concerns, especially with the emergence of sophisticated and zero-day malware attacks.
Ibrahim Mutambik
doaj   +2 more sources

An unsupervised tool for biomarker discovery and cancer subtyping applied to glioblastoma [PDF]

open access: yesBioData Mining
Background High-dimensional omics data often contain more variables than observations, which can lead to overfitting and negatively impact the results of classical data analysis methods.
Roberta Coletti   +3 more
doaj   +2 more sources

Ship Trim Optimization for the Reduction of Fuel Consumption

open access: yesنشریه مهندسی دریا, 2019
Greenhouse gas emissions and atmospheric pollutants, economic savings, as well as alignment with the new rules of the shipping industry's leading is a new concern. In order to meet and achieve these goals, many efforts have been made. In this paper, some
Mohammad Saeid Seif, Alireza Kazemipour
doaj   +1 more source

Aircraft Trim Analysis by Particle Swarm Optimization

open access: yesHavacılık ve Uzay Teknolojileri Dergisi, 2019
In this work, a detailed nonlinear model for the full dynamics of the F-16 aircraft is first developed and coded in MATLAB. This model includes the gravity model, variable atmospheric parameters, tabular aerodynamic functions, propulsion model, nonlinear
İlkay Gümüşboğa, Altuğ İftar
doaj   +1 more source

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