Browsing Øvrige samlinger by Title
Now showing items 24781-24800 of 39064
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Numerical investigation of thermal and hydraulic characteristics of sCO2-water printed circuit heat exchangers with zigzag channels
(Peer reviewed; Journal article, 2020)Since the precooler and the recuperator are the largest components of a supercritical carbon dioxide Brayton cycle, their design can substantially affect the performance and size of the whole system. Although the design ... -
Numerical Investigation of Wave-Body Interactions in Shallow Water
(Chapter; Peer reviewed, 2014)Present investigation is based on a numerical study using a time-domain Rankine panel method. The effort and novelty is to extend the applicability of the solver to shallower waters and to steeper waves by including ... -
Numerical Investigation on Wave-Overtopping at a Double-Dike Defence Structure in Response to Climate Change-Induced Sea Level Rise
(Journal article; Peer reviewed, 2022) -
Numerical investigations of a prestressed pontoon wall subjected to ship collision loads
(Journal article; Peer reviewed, 2019)The paper presents a numerical investigation of the ship collision response for a floating pontoon. High fidelity finite element models of a container ship bow and a prestressed concrete pontoon wall are established. The ... -
Numerical investigations of damaged post-tension systems and their structural effect on bridges
(Research report, 2022) -
Numerical investigations of the dynamic response of a floating bridge under environmental loadings
(Journal article; Peer reviewed, 2018)Floating bridges across wide and deep fjords are subjected to the environmental wind and wave loadings. In this study, the dynamic response of floating bridges under such loadings is investigated. A floating bridge concept, ... -
Numerical Investigations of the Hydrodynamics of an Oscillating Water Column Device
(Journal article; Peer reviewed, 2015)An oscillating water column (OWC) device is a renewable energy device that is used to extract ocean wave energy through the action of waves on a partially submerged chamber consisting of an air and a water column. The ... -
Numerical model for dynamic installation of large diameter monopiles
(Peer reviewed; Journal article, 2022)This paper presents the numerical code VibPile for simulation of the nonlinear dynamic response of large monopiles under harmonic loading and installation by vibration or impact driving. VibPile is based on a nonlinear FE ... -
A numerical model for the simulation of oil-ice interaction
(Peer reviewed; Journal article, 2021)Accurate modeling of the interaction between oil and sea ice is essential for predicting oil spill fate and transport in ice-infested waters. A three-dimensional numerical model based on the smoothed particle hydrodynamics ... -
Numerical Modeling and Dynamic Analysis of a Floating Bridge Subjected to Wind, Wave, and Current Loads
(Journal article; Peer reviewed, 2018)Designing reliable and cost-effective floating bridges for wide and deep fjords is very challenging. The floating bridge is subjected to various environmental loads, such as wind, wave, and current loads. All these loads ... -
Numerical modeling and parametric study of an innovative solar oven
(Journal article; Peer reviewed, 2019)A unique design of a double glazed box-type solar oven with flat foldable external reflectors at the top and front and an internal reflector beneath the L-shaped absorber plate is numerically and parametrically studied. ... -
Numerical Modeling Framework for Wind Turbine Analysis & Atmospheric Boundary Layer Interaction
(Chapter, 2017)Prevailing atmospheric conditions can have a significant impact on the performance of large mega-watt wind turbines. A purely experimental evaluation of this impact is currently not possible and hence numerical techniques ... -
Numerical modeling of breaking wave induced seawall scour
(Journal article; Peer reviewed, 2019)cour is recognised as one of the major causes of seawall failure. This paper presents numerical modelling of seawall scour due to wave impact on a vertical seawall. The modelling of waves hydrodynamics is based on the ... -
Numerical Modeling of Effective Thermal Conductivity of Hollow Silica Nanosphere Packings
(Peer reviewed; Journal article, 2021)Hollow silica nanosphere packings (HSNSPs) can significantly suppress heat conduction through solid and gas phases due to the voids, small interparticle contact areas, and nanosized pores, showing promising potentials ... -
Numerical Modeling of Flow Over Trapezoidal Broad-Crested Weir
(Journal article; Peer reviewed, 2011)Two computational fluid dynamics (CFD) codes, Flow-3D and SSIIM 2, have been used to calculate the water flow over a trapezoidal broad-crested weir. The two programs apply different algorithms for making the grid and ... -
Numerical modeling of liquefaction and its impact on anchor piles for floating offshore structures
(Journal article; Peer reviewed, 2019)Anchor piles and suction anchors have been used for anchoring different types of offshore structure in the past four decades. The recent growing interest and demand for wind energy has motivated the industry to evaluate ... -
Numerical modeling of nonstationary hydrodynamic forces and induced motions of a coupled offshore floating installation system
(Peer reviewed; Journal article, 2022)Offshore installations always involve multi-body systems in which the hydrodynamic and mechanical interactions are complicated for the properties keep changing under certain operation procedures. Float-over deck (FOD) ... -
Numerical modeling of perforated plates in oscillating flow
(Journal article; Peer reviewed, 2019)Perforated plates, relevant for several marine applications, are experimentally and numerically investigated. The numerical investigations are performed using a presently developed Navier–Stokes solver. Several comparison ... -
Numerical Modeling of Power Take-Off Damping in an Oscillating Water Column Device
(Journal article; Peer reviewed, 2015)An Oscillating Water Column (OWC) is a wave energy converter consisting of a partially submerged chamber with an air column over the water column. The work done by the air column under excitation by the incident waves is ... -
Numerical Modeling of Radial Fracturing of Cement Sheath Caused by Pressure Tests
(Chapter, 2019)To achieve an acceptable level of zonal isolation, well integrity should be guaranteed in hydrocarbon production and geological CO2 sequestration. Well pressure test can cause different types of failures in the well system ...