Blar i Vitenskapelige publikasjoner (TN-IMBM) på tittel
Viser treff 387-406 av 444
-
Synthesis and characterization of fly ash and slag based geopolymer concrete
(Peer reviewed; Journal article, 2019)This paper presents the formulation and characterization of composite fly ash and slag based geopolymer concrete. Potassium hydroxide (KOH) and potassium silicate (K2SiO3) liquid alkaline activators were used in the ... -
System of Comprehensive Energy-Efficient Utilization of Associated Petroleum Gas with Reduced Carbon Footprint in the Field Conditions
(Peer reviewed; Journal article, 2020)This paper considers the issue of associated petroleum gas utilization during hydrocarbon production in remote petroleum fields. Due to the depletion of conventional oil and gas deposits around the globe, production shifts ... -
Systems dynamic model of wear evolution for sheaves used in oil and gas hoisting operations
(Peer reviewed; Journal article, 2023)The global offshore drilling contracted fleet consisted of 378 jack-ups, 68 semisubmersibles and 73 drillships, according to Westwood Global Energy Group, as of September 2023. In most regions of the world, rig activity ... -
Technical and economic challenges for Arctic Coastal settlements due to melting of ice and permafrost in the Arctic
(Peer reviewed; Journal article, 2020)The safety of Arctic coastal villages/settlements is of concern due to melting of the ice cover and the permafrost in the Arctic. The immediate concerns for Arctic coastal settlements are due to a number of causes. These ... -
Technical and Economic Feasibility Analysis of a Conceptual Subsea Freight Glider for CO2 Transportation
(Peer reviewed; Journal article, 2022-08)This study analyses the technical and economic aspects of a novel subsea freight glider (SFG). The SFG is an excellent replacement for tanker ships and submarine pipelines transporting liquefied CO2. The main aim of the ... -
Technical integrity management : measuring HSE awareness using AHP in selecting a maintenance strategy
(Journal article; Peer reviewed, 2010)Global competition, varying oil and gas prices, ever more stringent environmental requirements, as well as increasing energy demands have caused changes in management approaches, product and process technologies, stakeholder ... -
Technical–Economic Feasibility Analysis of Subsea Shuttle Tanker
(Peer reviewed; Journal article, 2022)This paper presents the technical and economic feasibility analysis of the subsea shuttle tanker (SST). The SST is proposed as an alternative to subsea pipelines and surface tankers with the primary purpose of transporting ... -
Technological process planning focused on complex manufacturing processes of the digital era
(Peer reviewed; Journal article, 2020)The paper concerns the planning of complex technological processes (CTP). Nowadays, CTP are gaining new meaning in manufacturing environments. This is due to the increased number of innovative solutions having a crucial ... -
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 ...