Results 11 to 20 of about 147,413 (282)

A 4-mode reconfigurable low noise amplifier for implantable neural recording channels [PDF]

open access: yes, 2016
In this paper a reconfigurable implantable low noise amplifier for the recording of neural signals is presented. It is comprised by low-power and noise efficient current reuse OTAs in its direct path.
Delgado Restituto, Manuel   +2 more
core   +1 more source

Investigation of Hull Design Modifications on Fuel Consumption and Energy Efficiency Design Index (EEDI)

open access: yesKapal, 2022
Currently, efforts are focused on reducing emissions to support carbon neutrality by 2050 through green technology. Green technology applies to the ship's design, port, engine selection, fuel, and operation.
Betty Ariani   +4 more
doaj   +1 more source

Comparative study on the resistance performance of an icebreaking cargo vessel according to the variation of waterline angles in pack ice conditions

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2014
The resistance performance of an icebreaking cargo vessel according to the variation of waterline angles is investigated numerically and experimentally. A recently developed Finite Element (FE) model is used in our analysis.
Kim Moon-Chan   +2 more
doaj   +1 more source

Impact of marine power system architectures on IFEP vessel availability and survivability [PDF]

open access: yes, 2007
In recent years integrated full electric propulsion (IFEP) has become a popular power system concept within the marine community, both for the naval and the commercial community.
Booth, C.D.   +3 more
core   +1 more source

Study on the Penetration Characteristics of Water Entry Rod Projectile into Liquid Cabin at an Attack Angle

open access: yesApplied Sciences, 2022
The penetration of a projectile into a warship broadside liquid cabin is usually a non-ideal penetration process. To explore the protective effects of the broadside liquid cabin of a large warship against the non-ideal penetration of rod projectiles and ...
Ke Wang   +3 more
doaj   +1 more source

Life Prediction Method of Remanufactured Machinery Equipment Based on Vibration Signal Feature Extraction

open access: yesAdvances in Mathematical Physics, 2021
Mechanical equipment is a key component of mechanical equipment, and its working condition is directly related to the overall performance of mechanical equipment.
Bin Li   +3 more
doaj   +1 more source

A 2.2 μW analog front-end for multichannel neural recording [PDF]

open access: yes, 2017
In this paper an analog front-end for the multi-channel implantable recording of neural signals is presented. It is comprised by a two-stage AC-coupled low-noise amplifier (LNA) and a one stage AC-coupled variable gain amplifier (VGA).
Delgado Restituto, Manuel   +2 more
core   +1 more source

Simulation analysis of effects of single fragment size on air-blast wave and fragment propagation

open access: yesZhongguo Jianchuan Yanjiu, 2017
[Objectives] This paper involves the propagation and attenuation of the velocity and energy of air-blast waves and high-velocity fragments while taking their combined effects into account.[Methods] With ANSYS/LS-DYNA software, a simulation model of a ...
ZHENG Hongwei   +4 more
doaj   +1 more source

Passengers and Crew's Evacuation from Passenger Ships Under Fire: An Agent-Based Model Simulation Study

open access: yesKapal, 2023
The characteristics of the passengers have a significant impact on how the evacuation procedures are carried out. During an evacuation, the amount of time it takes depends on how quickly passengers move.
Ahmad Firdhaus   +3 more
doaj   +1 more source

Semantic Relations between Words in Naval Architecture and Maritime Languages [PDF]

open access: yesCultural Intertexts, 2014
The present article aims at identifying the semantic relations that occur between words in naval architecture and maritime languages. For this purpose several specialized dictionaries as well as various textbooks and specific naval architecture ...
Anca TRIȘCĂ (IONESCU)
doaj  

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