Results 1 to 10 of about 103,747 (353)

Voyage optimization combining genetic algorithm and dynamic programming for fuel/emissions reduction

open access: yesTransportation Research, Part D: Transport and Environment, 2021
Deterministic optimization algorithms generate optimal routes/paths and speeds along ship voyages. However, a ship can rarely follow pre-defined speeds because dynamic sea environments lead to continuous speed variation.
Xiao Lang, Wengang Mao
exaly   +2 more sources

Two-phase optimal solutions for ship speed and trim optimization over a voyage using voyage report data

open access: yesTransportation Research Part B: Methodological, 2019
In the daily operations of a shipping line, minimization of a ship's bunker fuel consumption over a voyage comprising a series of waypoints by adjusting its sailing speeds and trim settings plays a critical role in ship voyage management. To quantify the
Yuquan Du, Qiang Meng, Shuai-An Wang
exaly   +2 more sources

Energy efficiency in ship operations - Exploring voyage decisions and decision-makers

open access: yesTransportation Research, Part D: Transport and Environment, 2022
René Taudal Poulsen   +2 more
exaly   +2 more sources

Activities at risk of lead exposure and lead poisoning in children of travellers’ families in charente, France

open access: yesHeliyon, 2023
Background: –A study to assess lead exposure of traveller children aged from 9 months to 18 years old was conducted in Charente-France between 2017 and 2019.
Stéphanie Vandentorren   +8 more
doaj   +1 more source

Baseline sea time for containership liner service: A new method to evaluate voyage time efficiency and performance

open access: yesMaritime Transport Research, 2022
Containerships have increased in size, thereby increasing in voyage time and the number of calling ports per voyage. The paper analyzes the impact of the increase in containership size on voyage time management.
SHMUEL Z. YAHALOM, CHANGQIAN GUAN
doaj   +1 more source

Dupilumab leads to better-controlled asthma and quality of life in children: the VOYAGE study

open access: yesEuropean Respiratory Journal, 2023
Background Dupilumab has shown long-term treatment benefits in children with uncontrolled asthma. We assessed in more detail the impact of dupilumab on asthma control and health-related quality of life (HRQoL) in children and their caregivers.
Alessandro G Fiocchi   +13 more
semanticscholar   +1 more source

Fantastic voyage: The journey of NLRP3 inflammasome activation

open access: yesGenes and Diseases, 2023
NLRP3 inflammasome, an intracellular multiprotein complex, can be activated by a range of pathogenic microbes or endogenous hazardous chemicals. Its activation results in the release of cytokines such as IL-1β and IL-18, as well as Gasdermin D which ...
Xiangyong Que   +4 more
semanticscholar   +1 more source

Voyage optimization using dynamic programming with initial quadtree based route

open access: yesJournal of Computational Design and Engineering, 2023
This research proposes an integrated voyage optimization algorithm that combines quadtree graph generation, visibility graph simplification, Dijkstra’s algorithm, and a 3D dynamic programming (3DDP) method.
Gwang-Hyeok Choi   +2 more
semanticscholar   +1 more source

Energy, Exergy and Environmental Analysis of ORC Waste Heat Recovery from Container Ship Exhaust Gases Based on Voyage Cycle

open access: yesJournal of Marine Science and Engineering, 2023
Recovering the waste heat of a marine main engine (M/E) to generate electricity was an environmental way to minimize the carbon dioxide emissions for ships, especially with organic Rankine cycle (ORC) technology.
Long Lyu   +4 more
semanticscholar   +1 more source

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