Blar i Department of Mechanical and Structural Engineering and Materials Science (TN-IMBM) på tittel
Viser treff 1090-1109 av 1689
-
Numerical investigation of blast and fire response of secondary tunnel structures
(Master thesis, 2023)Submerged Floating Tube Bridges (SFTB) are evaluated as potential fixed links in the Ferry-Free E39 project led by the National Public Road Administration (NPRA). However, the risk of internal explosions and the impact of ... -
Numerical investigation of breaking wave loads on the downstream inclined cylinder under shelter effect from the upstream vertical cylinder
(Peer reviewed; Journal article, 2021)Breaking waves interaction with two tandem cylinders are numerically studied using Computational Fluid Dynamic (CFD) software OpenFOAM. The effects of transverse inclined angles of the downstream cylinder and separation ... -
Numerical Investigation of Flow around Two Tandem Cylinders in the Upper Transition Reynolds Number Regime Using Modal Analysis
(Peer reviewed; Journal article, 2022)Flow around two tandem cylinders at Re = 3.6 × 106 for different center-to-center spacing ratio (L/D) is investigated numerically using two-dimensional (2D) Unsteady Reynolds-Averaged Navier–Stokes (URANS) equations combined ... -
Numerical investigation of scour beneath pipelines subjected to an oscillatory flow condition
(Peer reviewed; Journal article, 2021-10)The present study carries out two-dimensional numerical simulations to investigate scour beneath a single pipeline and piggyback pipelines subjected to an oscillatory flow condition at a Keulegan–Carpenter (KC) number of ... -
Numerical Investigation of Vortex-Induced Vibrations of a Flexible Riser with Staggered Buoyancy Elements
(Peer reviewed; Journal article, 2020-01)This paper presents a numerical algorithm used together with a Finite-Element based Vortex-Induced Vibration (VIV) prediction software VIVANA to obtain a hydrodynamic force coefficient database based on response measurements ... -
Numerical investigation of wave-plus-current induced scour beneath two submarine pipelines in tandem
(Peer reviewed; Journal article, 2019-12)Two-dimensional (2D) local scour beneath two submarine pipelines in tandem under wave-plus-current conditions is investigated numerically. A fully-coupled hydrodynamic and morphologic model based on unsteady Reynolds-averaged ... -
Numerical investigation of wind load acting on a ground fixed solar panel.
(Master thesis, 2022)The photovoltaic panels are one of the most important components to achieve the goal of decarbonization of the electricity and energy sectors. With the use of ANSYS Fluent, an advanced computational fluid dynamics (CFD) ... -
Numerical Investigation on Aerodynamic Characteristics of Dual-Rotor Wind Turbines
(Peer reviewed; Journal article, 2022)Improving power output and reducing costs are crucial to the sustainable development of offshore wind power. In the present study, a dual-rotor wind turbine (DRWT) is proposed to improve wind energy capture efficiency by ... -
Numerical investigation on rock fragmentation under decoupled charge blasting
(Peer reviewed; Journal article, 2023-05)Blasting using decoupled charge is extensively applied in rock excavation and rock fragmentation. In this study, the rock fragmentation induced by blasting using decoupled charge is investigated by combined finite element ... -
Numerical Investigation on the Vortex-Induced Vibration Effects of a Deep Sea Mining Riser
(Masteroppgave/UIS-TN-IKM/2017;, Master thesis, 2017-06-14)In recent times, the deep sea mining industry has attracted growing attention globally as it targets mining activities in deeper waters of up to 6,000 m depth. Many of the technologies used in deep sea mining have been ... -
Numerical investigations of flow around subsea covers at high Reynolds numbers
(Peer reviewed; Journal article, 2021)Two-dimensional (2D) numerical simulations of flow over wall-mounted rectangular and trapezoidal ribs subjected to a turbulent boundary layer flow with the normalized boundary layer thickness of δ/D = 0.73,1.96,2.52 (D is ... -
Numerical investigations of vehicle collisions and explosions in tunnels
(Master thesis, 2022)Tunnels perform a crucial role when it comes to the transportation system. Because of the possibility of an explosion occurring in the structure, either due to terrorism or an accident, it is important to take it into ... -
Numerical Investigations on the Layout Design of Open Cage Fish Farm
(Master thesis, 2023)Aquaculture, one of the fastest-growing food production method, has become Norway's second-largest export industry in the past decades. In Norway, the high-value fish like Atlantic Salmon are usually raised in multi-cage ... -
Numerical modeling of recycled fibre reinforced concrete beams and comparison with experimental findings
(Masteroppgave/UIS-TN-IKM/2017;, Master thesis, 2017-06)The presented work has the main focus on fibre reinforced concrete (FRC). FRC is examined in ATENA, and the numerical results are compared to the experimental. The first part of this report treats the concept of nonlinear ... -
Numerical modeling of Reinforced Concrete Squat Shearwalls using FRP
(Master thesis, 2023)Reinforced concrete shear walls are the most common resistance system against lateral loads in reinforced concrete structures. Despite this, many of the reinforced concrete shear walls in the world need to be strengthened ... -
Numerical Modelling and Global Response Assessment of Floating Docks towards Efficient, Safer and Autonomous Docking Operations
(PhD thesis UiS;, Doctoral thesis, 2024)Floating docks are known for their construction efficiency and operational flexibility compared to traditional graving docks. They play an important role in shipyards by serving as essential platforms for vessel construction, ... -
Numerical modelling of hydrodynamic responses of Ocean Farm 1 in waves and current and validation against model test measurements
(Peer reviewed; Journal article, 2021)With the continuous growing of the aquaculture industry and increasingly limited fish farming sites at close to shore areas both in Norway and worldwide, there is a need to develop fish farms suitable for aquaculture ... -
Numerical Optimisation of a Classical Stochastic System for Targeted Energy Transfer
(Peer reviewed; Journal article, 2022)The paper studies stochastic dynamics of a two-degree-of-freedom system, where a primary linear system is connected to a nonlinear energy sink with cubic stiffness nonlinearity and viscous damping. While the primary mass ... -
Numerical Simulation and Customized DACM Based Design Optimization
(PhD thesis UiS;, Doctoral thesis, 2018)The diverse numerical modelling, analysis and simulation tools that have been developed and introduced to markets are intended to perform the virtual design and testing of products and systems without the construction of ... -
Numerical Simulation of Breaking Wave Loading on Standing Circular Cylinders with Different Transverse Inclined Angles
(Peer reviewed; Journal article, 2020)The purpose of this paper is to numerically simulate the breaking wave past a standing cylinder with different transverse inclined angles. The numerical simulations are carried out by solving the Unsteady Reynolds-Averaged ...