Results 71 to 80 of about 1,083,101 (288)

Modeling and Analysis of Actuators in Multi-Pump Waterjet Propulsion Systems

open access: yesJournal of Marine Science and Engineering
Waterjet propulsion, which generates thrust by ejecting water jets, has attracted significant attention in modern high-performance vessels due to its efficiency, superior cavitation resistance, and excellent maneuverability.
Shuli Jia   +5 more
doaj   +1 more source

Influence of Edge-Limited Hot Surfaces on Accidental Ignition and Combustion in Ship Engine Rooms: A Case Study of Marine Diesel Leakage

open access: yesJournal of Marine Science and Engineering
To extend initial ignition-related fire prevention in ship engine room, this work presents a case study of marine diesel leakage for identifying accidental ignition by hot surface.
Xiaolei Liu   +4 more
semanticscholar   +1 more source

ENSURING THE ENVIRONMENTAL FRIENDLINESS OF MARINE DIESEL ENGINES OF SPECIALIZED SHIPS

open access: yesShip power plants, 2022
Marine diesel engines (as the main component of a marine power plant) are sources of environmental pollution with exhaust gases, which include toxic components: carbon dioxide CO, hydrocarbons CnHm, soot C, sulfur oxides SOX, nitrogen oxides NOX [1-3 ...
S. Sagin, O. Kuropyatnyk, I. Tkachenko
semanticscholar   +1 more source

A Method for Assessing the Risks to Sustainability Posed by Process Operations

open access: yesSustainable Development, EarlyView.
ABSTRACT We present a framework for assessing the risks to sustainability posed by any given set of processes. The objective is to improve sustainability by enabling better decision‐making in policy and business contexts. The framework can be applied to any system of processes where available information supports discovery and quantification of ...
Richard C. Darton, Colin J. Axon
wiley   +1 more source

Transient torsional vibration analysis of marine diesel engine under short-circuit impact

open access: yesZhongguo Jianchuan Yanjiu
ObjectivesIn order to formulate an optimization scheme for the torsional vibration parameters of a marine diesel generator shaft system, it is necessary to analyze the transient torsional vibration characteristics of the diesel generator under short ...
Congcong XU   +6 more
doaj   +1 more source

Minimising carbon emissions and energy expended for the New Zealand transport sector through to 2050 [PDF]

open access: yes, 2014
Carbon Emissions Pinch Analysis (CEPA) and Energy Return on Energy Investment (EROI) analysis are combined to investigate the feasibility of New Zealand (NZ) reaching a 1990 emission levels for transport in 2050.
Atkins, Martin John   +5 more
core   +1 more source

Regression Modelling Estimation of Marine Diesel Generator Fuel Consumption and Emissions

open access: yesTransactions on Maritime Science, 2022
This study aims to estimate the fuel consumption of marine diesel generators onboard. Objective technical specifications and operational data on the ship's power generating plants and port calls were collected from an oceangoing oil/chemical tanker and ...
O. Yüksel, Burak Köseoğlu
semanticscholar   +1 more source

A Nexus Analysis of Municipal Wastewater Treatment and Reuse for Agriculture and Sustainability: A Life Cycle Assessment

open access: yesSustainable Development, EarlyView.
ABSTRACT The sustainability of the wastewater treatment process relies on the capacity to maximize resource recovery while minimizing environmental impacts and cost. Treated wastewater reuse for agriculture has emerged as a potential solution to build resilience and sustainability.
Louis Kimbi Sei   +4 more
wiley   +1 more source

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

Global Trade Impacts: Addressing the Health, Social and Environmental Consequences of Moving International Freight Through Our Communities [PDF]

open access: yes, 2011
Examines freight transportation industry trends; the impact of global trade on workers, the environment, and health in both exporting and importing countries; and organizing strategies and policy innovations for minimizing the damage and ensuring ...
Andrea Hricko   +3 more
core  

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