Comparison of numerical solution and semi-empirical formulas to predict the effects of important design parameters on porpoising region of a planing vessel

Y Masumi, AH Nikseresht - Applied Ocean Research, 2017 - Elsevier
Stability of the marine vessels in different conditions is one of the most important problems in
the design of a planing vessel. In this research, the effects of some important design …

Complete flow field computation around an ACV (air-cushion vehicle) using 3D VOF with Lagrangian propagation in computational domain

AH Nikseresht, MM Alishahi, H Emdad - Computers & structures, 2008 - Elsevier
In this study an algorithm and a 3D solver is developed to solve the flow field around air-
cushion vehicles (ACV) in vicinity of free surface. A single set of dimensionless equations is …

A numerical investigation of gap and shape effects on a 2d plunger-type wave maker

AH Nikseresht, HB Bingham - Journal of Marine Science and Application, 2020 - Springer
The installation of plunger-type wave makers in experimental tanks will generally include a
gap between the back of the wedge and the wall of the tank. In this study, we analyze the …

Verification of a total Lagrangian ANCF solution procedure for fluid–structure interaction problems

E Grossi, AA Shabana - Journal of Verification …, 2017 - asmedigitalcollection.asme.org
The objective of this investigation is to verify a new total Lagrangian continuum-based fluid
model that can be used to solve two-and three-dimensional fluid–structure interaction …

2DOF numerical investigation of a planing vessel in head sea waves in deep and shallow water conditions

Y Masumi, AH Nikseresht - Applied Ocean Research, 2019 - Elsevier
Abstract Analysis of a craft with two degrees of freedom (2DOF) consumes time more than
simulation of a craft with a fixed trim condition; therefore in most of the previous researches …

[PDF][PDF] Generalized curvilinear coordinate interface tracking in the computational domain

AH Nikseresht - Scientia Iranica, 2009 - scientiairanica.sharif.edu
Volume Of Fluid (VOF) is one of the most powerful methods to resolve free surface ows. In
this study, a new algorithm is developed in a curvilinear coordinate system, which …

Three-dimensional numerical modeling of cavitation and aeration system in dam outlets

AH Nikseresht… - Journal of fluids …, 2012 - asmedigitalcollection.asme.org
Preservation of the live storage of reservoirs is a serious challenge for most of the countries
that encounter drought. Flushing of deposited sediments through bottom outlets in a dam is …

Thermal Design Criteria for Extraordinary Performance of Devices Cooled by Microchannel Heat Sink

D Farnam, B Sammakia, K Ghose - 2010 - asmedigitalcollection.asme.org
Increasing power dissipation in microprocessors and other devices is leading to the
consideration of more capable thermal solutions than the traditional air-cooled fin heat sinks …

Nuclear heat supply fluctuation tests by non-nuclear heating with HTTR

Y Inaba, K Sekita, T Nemoto… - Journal of …, 2016 - asmedigitalcollection.asme.org
The nuclear heat utilization systems connected to high-temperature gas-cooled reactors
(HTGRs) will be designed on the basis of non-nuclear-grade standards in terms of easier …

Efficient Computation of NS Equation with Free Surface Flow Around an ACV on ShirazUCFD Grid

SM Sheikhalishahi, D Alizadehrad… - Advances in Computer …, 2009 - Springer
This paper presents the application of a parallel high accuracy simulation code for
Incompressible Navier-Stokes solution with free surface flow around an ACV (Air Cushion …