Results 41 to 50 of about 1,221,070 (279)

High voltage ship-to-shore connection for electric power supply support in landing operations: An analysis

open access: yes, 2015
The increasingly presence of HVSC connection onboard ships opens the path for innovative applications, such as ship-to-shore connection. Indeed, it is possible to supply power to land during emergency (mainly to deployed camps/bases), thanks to the ...
F. Tosato   +9 more
core   +1 more source

Two‐Step Thermal Upcycling of Flexible Printed Circuit Board Waste Into Metallic Copper Nanoparticles: Synthesis and Characterization

open access: yesAdvanced Materials Technologies, EarlyView.
A two‐step thermal upcycling process converts flexible printed circuit board waste into high‐purity copper nanoparticles using polymer degradation and arc discharge. The synthesized nanoparticles exhibit controlled morphology and high metal purity.
Bikesh S. Ghinangju   +2 more
wiley   +1 more source

A K-Means Clustering Algorithm to Determine Representative Operational Profiles of a Ship Using AIS Data

open access: yesJournal of Marine Science and Engineering, 2022
Defining the appropriate functional requirements in the early ship design stage is important in order that costs that are caused by the over- or under-specified functional capabilities do not increase.
Jongseo Park, Minjoo Choi
doaj   +1 more source

Zero‐Waste Manufacturing of Ophthalmic Lenses by Direct Fluidic Shaping in Arbitrary Domains

open access: yesAdvanced Materials Technologies, EarlyView.
Conventional ophthalmic lens manufacturing discards up to 97% of material through subtractive processes. The Cookie Cutter algorithm extends Fluidic Shaping to arbitrary rim geometries. The framework prescribes a spatially varying boundary height that, under neutral buoyancy and surface tension, shapes curable polymer into spherocylindrical lenses that
Yotam Katzman   +6 more
wiley   +1 more source

Requirements and Data Integrity Considerations for Diagnostics Testbeds

open access: yesInternational Journal of Prognostics and Health Management, 2020
The process of generating high quality data for the test and evaluation of diagnostic and prognostic algorithms is still of high importance to the Prognostics and Health Management (PHM) research community.
Ioannis Bardakis   +1 more
doaj   +1 more source

Red‐Light Tomographic Volumetric 3D Printing in Seconds for Fabrication of Colorless Structures

open access: yesAdvanced Materials Technologies, EarlyView.
A custom red‐light‐responsive TVAM platform combines methylene blue, triethanolamine, and PEGDA to fabricate transparent crosslinked hydrogels. Light patterns are projected into a rotating resin container, where a sacrificial photoinitiator system enables rapid polymerization and colorless channel‐containing structures, utilizing low‐energy light for ...
Ali Eftekhari   +9 more
wiley   +1 more source

Ground Joint Debugging Test System of Electric Propulsion System for Ocean Trawler

open access: yesKongzhi Yu Xinxi Jishu, 2017
There are no standards of ground joint debugging test method for ship electric propulsion system at present, and different test items apply to different ship electric propulsion system projects, which give rise to uncertainty of adequate validation.
LU Xiulong   +4 more
doaj  

ChicGrasp: Imitation‐Learning‐Based Customized Dual‐Jaw Gripper Control for Manipulation of Delicate, Irregular Bio‐Products

open access: yesAdvanced Robotics Research, EarlyView.
Automated poultry processing lines still rely on humans to lift slippery, easily bruised carcasses onto a shackle conveyor. Deformability, anatomical variance, and hygiene rules make conventional suction and scripted motions unreliable. We present ChicGrasp, an end‐to‐end hardware‐software co‐designed imitation learning framework, to offer a ...
Amirreza Davar   +8 more
wiley   +1 more source

Design and Simulation Analysis of Short Circuit Protection for Electric Ship DC Grid-connected System

open access: yesKongzhi Yu Xinxi Jishu, 2021
DC grid-connection technology is the core technology of electric ship. For a ship DC grid-connected distribution system, when short-circuit occurs in a branch of the system, the short-circuit branch needs to be cut off, and the other branches can be ...
WANG Wei, ZHANG Hanchen
doaj  

Analysis of various all-electric-ship electrical distribution system topologies [PDF]

open access: yes, 2011
As advances in technology mature, the need is evident for a coherent simulation of the total electric-drive ship to model the effect of new systems on the overall performance of the vessel.
C. Chryssostomidis   +3 more
core   +1 more source

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