Results 41 to 50 of about 2,714,937 (184)

Numerical studies on non-linearity of added resistance and ship motions of KVLCC2 in short and long waves

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2019
In this study, numerical simulations for the prediction of added resistance for KVLCC2 with varying wave steepness are performed using a Computational Fluid Dynamics (CFD) method and a 3-D linear potential method, and then the non-linearities of added ...
Olgun Hizir   +5 more
doaj   +1 more source

Seismic resistance of existing buildings with added light timber structure storeys

open access: yesGrađevinar, 2022
In the presented paper, the problem of vertical expansions is treated in terms of seismic resistance of structures with added storeys. A large parametric study has been performed, confirming the impact of different number of added storeys, and the change
Jurij Jančar   +4 more
doaj   +1 more source

Numerical studies on added resistance and motions of KVLCC2 in head seas for various ship speeds [PDF]

open access: yes, 2017
In this study, numerical simulations for the prediction of added resistance and ship motions at various ship speeds and wave steepnesses for the KVLCC2 are presented.
Hizir, Olgun Guven   +3 more
core   +1 more source

Application of wave added resistance calculation method in comprehensive optimization design of ship hull form

open access: yesZhongguo Jianchuan Yanjiu, 2020
Objectives In order to obtain a good hull form with both static water and wave resistance performance, a bulk carrier is taken as the research object to carry out the comprehensive optimization design of the hull form.Methods The evaluation of the static
MENG Qiao, QU Yuan, CHEN Ling
doaj   +1 more source

Numerical prediction method of shafting power characteristics of free self-propelled ship in waves

open access: yesZhongguo Jianchuan Yanjiu, 2022
ObjectiveTo investigate ship power characteristics and the difference between the towing model and self-propulsion model for ship motion response in waves, numerical simulations of ship self-propulsion performance in waves are carried out. MethodsIn this
Jiawei YU   +4 more
doaj   +1 more source

Tomonaga-Luttinger physics in electronic quantum circuits [PDF]

open access: yes, 2013
In one-dimensional conductors, interactions result in correlated electronic systems. At low energy, a hallmark signature of the so-called Tomonaga-Luttinger liquids (TLL) is the universal conductance curve predicted in presence of an impurity.
Albert, M.   +7 more
core   +4 more sources

Added Resistance and Motion Predictions for a Medium-Sized RoPax Ferry

open access: yesJournal of Marine Science and Engineering
The present paper reports the comparison of the ship motions and added resistance assessment using high fidelity RANSE simulations in virtual towing tank LincoSim, using 2D strip theory as implemented in ShipX v4.4.0 and 3D BEM potential flow software ...
Ermina Begovic   +4 more
doaj   +1 more source

Bow hull-form optimization in waves of a 66,000 DWT bulk carrier

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2017
This paper uses optimization techniques to obtain bow hull form of a 66,000 DWT bulk carrier in calm water and in waves. Parametric modification functions of SAC and section shape of DLWL are used for hull form variation.
Jin-Won Yu   +3 more
doaj   +1 more source

Nickel base coating alloy [PDF]

open access: yes, 1986
Zirconium is added to a Ni-30 Al (beta) intermetallic alloy in the range of 0.05 w/o to 0.25 w/o. This addition is made during melting or by using metal powders.
Barrett, C. A., Lowell, C. E.
core   +1 more source

AD - AN insulin resistant brain state

open access: yesJournal of neural transmission, 2008
Reports of impaired brain insulin receptor (IR) signaling being involved in cognitive decline, affecting also glucose utilization and energy metabolism, cell growth and differentiation, as well as metabolism of amyloid beta (Aβ ) and tau protein, have drawn an increasing attention in Alzheimer’ s disease (AD) research.
Šalković-Petrišić, Melita   +4 more
openaire   +2 more sources

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