Browsing Vitenskapelige publikasjoner (TN-IMBM) by Title
Now showing items 405-424 of 455
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Temperature Optimization by Using Response Surface Methodology and Desirability Analysis of Aluminium 6061
(Peer reviewed; Journal article, 2022)Because aluminium is a lightweight and low-density material, its alloys, such as Al 6061 alloy, are extensively used in numerous automobile, defense, and aviation components. This study aims to develop a predictive model ... -
Tension testing of additively manufactured specimens of 17-4 PH processed by Bound Metal Deposition
(Peer reviewed; Journal article, 2021)In contrast to the traditional ways of subtractive manufacturing, additive manufacturing (AM), also known as 3D printing, adapts computer-aided design to iteratively build the component or part layer by layer. The technology ... -
Testing of a new transport and installation method for offshore wind turbines
(Peer reviewed; Journal article, 2019)Transport and installation of offshore wind turbines require considerable efforts and can be time consuming, in particular when jackups are used for lifting operations. This is mainly due to the specific weather window ... -
Testing the robustness of optimal access vessel fleet selection for operation and maintenance of offshore wind farms
(Peer reviewed; Journal article, 2017)Optimising the operation and maintenance (O&M) and logistics strategy of offshore wind farms implies the decision problem of selecting the vessel fleet for O&M. Different strategic decision support tools can be applied to ... -
The performance of structured and unstructured grids on wind simulations around a high-rise building
(Journal article; Peer reviewed, 2019)In this study, computational fluid dynamics has been applied to analyze the performance of both structured and unstructured meshes when used in steady-state simulations of wind in an urban area. This case specifically ... -
Thermal performance of concrete with recycled aggregates from CDW plants
(Peer reviewed; Journal article, 2017)This investigation intends to analyse the thermal performance of concrete with recycled aggregates (RA) from construction and demolition waste (CDW) collected from several locations in Portugal. A total of 17 concrete mixes ... -
Thermal stress analysis of disc brake using analytical and numerical methods
(Peer reviewed; Journal article, 2021)This article presents study of the thermal stress development in brake disc and the associated life cycle of the disc. The thermal stress analysis of disc brake under the first brake application and the influences of thermal ... -
Thermoelectric effect in superlattices; applicability of coherent and incoherent transport models
(Journal article; Peer reviewed, 2018-06)Calculations of thermoelectric transport coefficients including quantum effects are performed on superlattices using the Buttiker approximation. The results arecomparedto the Boltzmann transport equation withminibands present, ... -
Thin-Walled Cylindrical Shell Storage Tank under Blast Impacts: Finite Element Analysis
(Peer reviewed; Journal article, 2021)Thin-walled cylindrical shell storage tanks are pressure vessels in which the walls of the vessel have a thickness that is much smaller than the overall size of the vessel. These types of structures have global applications ... -
A Three-Dimensional Elastic-Plastic Contact Analysis of Vickers Indenter on a Deep Drawing Quality Steel Sheet
(Peer reviewed; Journal article, 2019)Three-dimensional finite element-based numerical analysis of Vickers indenter hardness test was conducted to investigate the effect of frictional conditions and material anisotropy on indentation results of deep drawing ... -
Three-dimensional Large Eddy Simulations and Proper Orthogonal Decomposition Analysis of Flow around a Flexibly Supported Circular Cylinder
(Peer reviewed; Journal article, 2022)Three-dimensional (3D) numerical simulations of the flow around a cylinder undergoing vortex-induced vibration (VIV) at Re = 3900 (defined as Re = U infinity D/nu, where U-infinity is the inlet flow velocity, D is the ... -
Three-dimensional numerical simulations and proper orthogonal decomposition analysis of flow over different bottom-mounted ribs
(Peer reviewed; Journal article, 2021)Turbulent flow over bottom-mounted ribs is investigated using three-dimensional (3D) Spalart-Allmaras Delayed Detached-Eddy Simulations (SADDES). The ribs are subjected to a boundary layer flow with a thickness of δ/H=0.73 ... -
Time scale for scour beneath pipelines due to long-crested and short-crested nonlinear random waves plus current
(Peer reviewed; Journal article, 2021)This article derives the time scale of pipeline scour caused by 2D (long-crested) and 3D (short-crested) nonlinear irregular waves and current for wave-dominant flow. The motivation is to provide a simple engineering tool ... -
Time to Rescue for Different Paths to Survival Following a Marine Incident
(Peer reviewed; Journal article, 2020-12)The time required for rescue is a critical factor for surviving a marine incident. The regulatory framework, International Maritime Organization (IMO) Polar Code, utilizes a risk-based approach. It states that the vessel ... -
Topology optimization through stiffness/weight ratio analysis for a three-point bending test of additive manufactured parts
(Peer reviewed; Journal article, 2019)Topology Optimization (TO) is a technique that allows for increasingly efficient designs and its objective is to maximize the performance of mechanical systems or structure in a variety of fields. Attempts to employ TO for ... -
Trajectory Envelope of a Subsea Shuttle Tanker Hovering in Stochastic Ocean Current - Model Development and Tuning
(Peer reviewed; Journal article, 2022)A subsea shuttle tanker (SST) concept for liquid carbon dioxide transportation was recently proposed to support studies evaluating the ultra-efficient underwater cargo submarine concept. One important topic is the position ... -
Transitioning towards renewable energy and sustainable storage solutions at remote communities in the Arctic, Case study of Flatey, Iceland
(Peer reviewed; Journal article, 2023)The need for transitioning towards renwable energy and sustainable storage solutions is particularly challenging for remote communities in the Arctic, located far away from the electricity grid. This paper explores the ... -
Trends in seismic data acquisition in areas with surface ice
(Peer reviewed; Journal article, 2019)The Arctic has great significance in relation to the exploration and exploitation of its huge petroleum resources. Seismic surveys are the key part of petroleum exploration. Reflected sound waves are used to produce a 3D ... -
Trends of using polymer composite materials in additive manufacturing
(Peer reviewed; Journal article, 2019)Additive manufacturing (AM) technology is nowadays one of the advanced manufacturing technologies used to convert three dimensional product data to physical objects without any special tooling. The emergence of the technology ... -
Triple-lidar measurements of wind across a virtual rotor plane over a sea surface
(Peer reviewed; Journal article, 2023)An improved understanding of the spatiotemporal characteristics of the wind velocity field above the sea surface will benefit the design of modern offshore wind turbines. This study examines wind velocity data recorded on ...