Results 61 to 70 of about 93,796 (222)

Stability Analysis in a Direct-Current Shipboard Power System with Parallel Permanent Magnet Synchronous Generators and Supercapacitor Integration

open access: yesJournal of Marine Science and Engineering
This paper investigates the small-signal stability of a DC shipboard power system (SPS) with the integration of a supercapacitor. As an efficient energy storage solution, supercapacitors can not only provide rapid energy response to sudden power demand ...
Qinsheng Yun   +4 more
doaj   +1 more source

Comprehensive Simultaneous Shipboard and Airborne Characterization of Exhaust from a Modern Container Ship at Sea [PDF]

open access: yes, 2009
We report the first joint shipboard and airborne study focused on the chemical composition and water-uptake behavior of particulate ship emissions. The study focuses on emissions from the main propulsion engine of a Post-Panamax class container ship ...
Agrawal, Harshit   +13 more
core   +3 more sources

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

Investigation of taste tainting in salmon flesh in the Ribble catchment [PDF]

open access: yes, 1997
This report presents the findings of the first phase of an investigation into the cause(s) of taints in salmonid fish in the River Ribble, commissioned by the North West Region of the Environment Agency.
Crane, R.I.   +3 more
core  

Pentachlorophenol and spent engine oil degradation by Mucor ramosissimus [PDF]

open access: yes, 2008
Pentachlorophenol (PCP) has been widely used for many years and belongs to the most toxic pollutants. Spent engine oils enter environment every day in many ways. Both of them cause great environmental concern.
Długoński, Jerzy, Szewczyk, Rafał
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

A Method for Aliasing Metal Particle Recognition Based on Three-Coil Sensor Using Frequency Conversion

open access: yesJournal of Marine Science and Engineering
The diesel engine on a ship is crucial as it serves as the primary power source, significantly influencing both the vessel’s efficiency and safety.
Di Wu   +9 more
doaj   +1 more source

Modeling Skin Mark Temporal Variations to Estimate the Sex of Delphinids with Low Sexual Dimorphism: Implications for Management and Conservation

open access: yesIntegrative Zoology, EarlyView.
This work aimed to apply the principles of skin mark analysis to a cetacean species to build a sex‐discrimination model exclusively based on photographic material. Relevant differences between sexes emerged in markings, with males presenting more social, aggression‐related, and fishing‐related marks overall, and a stronger tendency of mark accumulation
Alice Turchi   +7 more
wiley   +1 more source

The cavitation in marine diesel engines [PDF]

open access: yesVojnotehnicki glasnik, 2005
This paper -work presents the cavitation arises, causes of its appearing and consequences which it setup on materials. It represents the influence of cavitation on parts of marine Diesel engines cooled by -water, as -well as, influence of cavitation erosion on surface of the cylinder liner cooled by water.
Radosav Nikolic, Zoran Nikolic
openaire   +1 more source

Navigating uncertainty in life cycle assessment‐based approaches to biodiversity footprinting

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract The use of life cycle assessment (LCA) methods is rapidly expanding as a means of estimating the biodiversity impacts of organisations across complex value chains. However, these methods have limitations and substantial uncertainties, which are rarely communicated in the results of LCAs.
Talitha Bromwich   +15 more
wiley   +1 more source

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