Results 21 to 30 of about 1,653,077 (209)

The Impact of Marine Engine Component Failures upon an Explosion in the Starting Air Manifold

open access: yesJournal of Marine Science and Engineering, 2022
Based on available sources, the frequency of explosions in the marine engine’s starting air manifolds is determined under real conditions. A cause-and-effect analysis of these explosions and their root causes are identified.
Leszek M. Chybowski   +2 more
semanticscholar   +1 more source

Study on the Design Stage from a Dimensional and Energetic Point of View for a Marine Technical Water Generator Suitable for a Medium Size Container Ship

open access: yesInventions, 2023
The purpose of this study is to provide an overview of the development of the modern low-speed marine two-stroke diesel engine from the point of view of the technical water cooling plant, taking into account and starting from the market requirements for ...
Catalin Faitar, Eugen Rusu
doaj   +1 more source

Effects of Various Fuels on Combustion and Emission Characteristics of a Four-Stroke Dual-Fuel Marine Engine

open access: yesJournal of Marine Science and Engineering, 2021
A numerical study was carried out to investigate the effects of methane (CH4), ethane (C2H6), propane (C3H8), butane (C4H10), and dimethyl ether (DME) on the combustion and emission characteristics of a four-stroke gas-diesel dual-fuel (DF) marine engine
Van-Chien Pham   +4 more
semanticscholar   +1 more source

Lubrication Analysis of Small-End Bearings of Reciprocating Engines Based on Orthogonal Experiment

open access: yesApplied Sciences, 2023
Small end bearings are a critical component of reciprocating engines, and the performance of their lubrication performance directly affects engines’ reliability and mechanical efficiency. There are many factors that influence their lubrication.
Sicong Sun   +6 more
doaj   +1 more source

Investigation of the scavenging process in two-stroke uniflow scavenging marine engines by a real-time multi-stage model

open access: yesFrontiers in Energy Research, 2022
The increasing demand of digital twin marine engine requires real-time physical models for prediction. In two-stroke uniflow scavenging marine engines, a real-time physical model for the scavenging process is rarely found since it is difficult to ...
Dai Liu, Xiao Han, Long Liu, Xiuzhen Ma
doaj   +1 more source

A Numerical Study on the Combustion Process and Emission Characteristics of a Natural Gas-Diesel Dual-Fuel Marine Engine at Full Load

open access: yesEnergies, 2021
This paper presents research on the combustion and emission characteristics of a four-stroke Natural gas–Diesel dual-fuel marine engine at full load.
Van-Chien Pham   +7 more
semanticscholar   +1 more source

Study on fault diagnosis of marine main engine's online imbalanced data

open access: yesZhongguo Jianchuan Yanjiu, 2023
Objectives Aiming at the problems that the traditional marine main engine fault diagnosis model is difficult to update with real-time data, and the marine main engine has many monitoring points but few fault samples, a fault diagnosis method which can ...
Longde WANG, Hui CAO, Lai WEI
doaj   +1 more source

Multiobjective Optimization of the Performance and Emissions of a Large Low-Speed Dual-Fuel Marine Engine Based on MNLR-MOPSO

open access: yesJournal of Marine Science and Engineering, 2021
With increasingly strict emission regulations and growing environmental concerns, it is urgent to improve engine performance and reduce emissions.
Yujin Cong   +4 more
semanticscholar   +1 more source

Recent advances in sustainable and safe marine engine operation with alternative fuels

open access: yesFrontiers of Mechanical Engineering, 2022
Pursuing net-zero emission operations in the shipping industry are quintessential for this sector to mitigate the environmental impact caused by hydrocarbon fuel combustion.
Panagiotis Karvounis   +3 more
semanticscholar   +1 more source

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