Results 51 to 60 of about 5,414 (232)

A Deep-LSTM-Based Fault Detection Method for Railway Vehicle Suspensions

open access: yesMachines
The timely detection of faults that occur in industrial machines and components can avoid possible catastrophic machine failure, prevent large financial losses, and ensure the safety of machine operators.
Yuejian Chen   +4 more
doaj   +1 more source

Acoustic design method of ship's cabin based on geometrical acoustics

open access: yesZhongguo Jianchuan Yanjiu, 2017
In light of the question of how to select the best noise control position and measures in the large noise transmission path of the cabins of a ship, based on the acoustic ray-tracing method in the theory of geometrical acoustics, and by considering the ...
FENG Aijing, WEI Qiang, ZHANG Dahai
doaj   +1 more source

Research on Fault Early Warning of Marine Diesel Engine Based on CNN-BiGRU

open access: yesJournal of Marine Science and Engineering, 2022
The normal operation of the marine diesel engine is of great significance to ensure the normal navigation of the ship. Predicting its operation state and judging whether the diesel engine is in the abnormal state in advance can guarantee the safe ...
Ben Liu   +3 more
doaj   +1 more source

Tribology in Marine Diesel Engines

open access: yes, 2022
This chapter deals with the tribology of marine diesel engines. Several types of diesel engines have been installed and used in the engine room of marine ships. Some of them, used for propulsion, operate at low-speed in a two-stroke combustion process in conjunction with propellers.
openaire   +2 more sources

New Technologies for Marine Diesel Engine Emission Control

open access: yesChemical Engineering Transactions, 2013
Atmospheric emissions of pollutants from marine diesel engines fuelled with heavy fuel oils contribute significantly to environmental pollution. To limit the presence of such pollutants in the environment, the International Maritime Organization recently introduced specific regulations to control SO2, NOx and particulate concentrations in exhaust gases.
DI NATALE, Francesco   +13 more
openaire   +3 more sources

National Policy Coherence Counts for Reducing Inequality in Global Climate and Development Agendas

open access: yesSustainable Development, EarlyView.
ABSTRACT International institutions promote policy coherence as crucial to the effective and fair implementation of global sustainability agendas, though the evidence for its benefits is slim. We present here the first systematic cross‐country dataset on the consequences of national government efforts to promote policy coherence for vulnerable groups ...
Katherine Browne   +10 more
wiley   +1 more source

Press Hardening for Sustainable Lightweight Chassis Design in Heavy‐Duty Vehicles: A Material Performance and Life Cycle Assessment Approach

open access: yessteel research international, EarlyView.
The article explores how high‐strength steels and press hardening revolutionize lightweight chassis design for heavy‐duty vehicles. It reveals that press hardened steels combined with shot peening can cut weight by up to 34% and reduce environmental impact by 21%–32%.
Violeta Vargas‐Parra   +7 more
wiley   +1 more source

Redução de emissão odorante na exaustão de motor diesel utilizando aditivo [PDF]

open access: yes, 2012
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Ambiental, Florianópolis, 2011Devido à importância que o óleo diesel tem na atual matriz energética, principalmente nacional, é ...
Miranda, Gilson Rodrigo de
core  

Predication emission of an intelligent marine diesel engine based on modeling of BP neural networks

open access: yes, 2010
Predicate the emission of the marine diesel using the artificial neural networks (ANNs) has never been reported. The aim of this study is to establish a new approach for prediction of the marine diesel engine emissions based on ANNs.
Mingyv Wang   +7 more
core   +1 more source

Micronuclei and Other Nuclear Abnormalities in Patella Limpet as Biomarkers of Cytogenotoxicity in Recreational Port Waters

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Over the past decades, the growth in human population and economic activities has led to an increase in maritime traffic. This rise puts additional pressure on marine environments, vessel fuel spills being considered to have a major impact on the ecosystem.
Carlos Valiente‐Diaz   +2 more
wiley   +1 more source

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