Browsing Vitenskapelige publikasjoner (TN-IMBM) by Title
Now showing items 138-157 of 442
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An evaluation of different RANS turbulence models for simulating breaking waves past a vertical cylinder
(Peer reviewed; Journal article, 2021)The purpose of the present study is to evaluate the performance of different turbulence models for predicting the interaction between breaking waves and a vertical cylinder based on the volume of fluid (VOF) method. Six ... -
An evaluation of key challenges of CO2 transportation with a novel Subsea Shuttle Tanker
(Peer reviewed; Journal article, 2021)Recently, a novel Subsea Shuttle Tanker (SST) concept has been proposed to transport carbon dioxide (CO2) from ports to offshore oil and gas fields for either permanent storage or enhanced oil recovery (EOR). SST is a large ... -
Evolution of Scientific Management Towards Performance Measurement and Managing Systems for Sustainable Performance in Industrial Assets : Philosophical Point of View
(Journal article, 2009-01)Even though remarkable progress has been made over recent years in the design of performance measurement frameworks and systems, many companies are still primarily relying on traditional financial performance measures. ... -
Experience in Use of 3D Printing in Engineering Education at University of Stavanger
(Peer reviewed; Journal article, 2021)This article is based on a project run in 2018 and 2019 entitled “Educating Mechanical Engineering using 3D Printing – Under3DP”. The project was funded by Faculty of Science and Technology, University of Stavanger (UiS). ... -
Experimental and numerical investigation of residual stresses in proximity girth welds
(Peer reviewed; Journal article, 2023)International fabrication codes and standards provide minimum distance criteria for proximity welds, although rigorous justification is lacking. These distances are either based on practical experience or mutual agreement ... -
Experimental and Numerical Studies of Stress Distribution in an Expanding Pin Joint System
(Peer reviewed; Journal article, 2022)Pin joints are widely used mechanisms in different industrial machineries such as aircrafts, cranes, ships, and offshore drilling equipment providing a joint with possibility of relative rotation about one single axis. The ... -
Experimental and numerical study of Bondura® 6.6 PIN joints
(Journal article; Peer reviewed, 2017)Pin joints are widely used in heavy-duty machinery such as aircrafts, cranes and offshore drilling equipment to transfer multi-dimensional shear forces. Their strength and service life depend on the clamping force in the ... -
Experimental and numerical study of the elastic SCF of tubular joints
(Peer reviewed; Journal article, 2021-07)This paper provides data on stress concentration factors (SCFs) from experimental measurements on cruciform tubular joints of a chord and brace intersection under axial loading. High-fidelity finite element models were ... -
Experimental and Numerical Study on the Slug Characteristics and Flow-Induced Vibration of a Subsea Rigid M-Shaped Jumper
(Peer reviewed; Journal article, 2023)The subsea jumper has become an essential part of subsea production systems as a gas–liquid mixing pipeline connecting the pipeline end manifold (PLEM) to the Christmas tree. During oil and gas transportation, as a common ... -
Experimental assessment of cracked tubular joints repaired with crack-deflecting holes and weld-toe grinding
(Peer reviewed; Journal article, 2023)Tubular joints in offshore structures for energy production are exposed to cyclic loading and may experience fatigue cracking. Presently, the inspection method commonly used for such structures will primarily detect whether ... -
Experimental investigation and ANN prediction for part quality improvement of fused deposition modeling parts
(Peer reviewed; Journal article, 2021)Fused deposition modeling (FDM) is the most prevalent thermoplastic additive manufacturing technology. Many input parameters and their settings have a significant impact on the quality and functionality of FDM parts produced. ... -
Experimental Investigation and Numerical Modeling of Two-Phase Flow Development and Flow-Induced Vibration of a Multi-Plane Subsea Jumper
(Peer reviewed; Journal article, 2022)As an essential component in the offshore oil and gas industry, subsea jumpers are likely to encounter the cyclic-induced stresses caused by the alternating movement of gas plugs and liquid slugs while transporting a ... -
Experimental Investigation and Prediction of Mechanical Properties in a Fused Deposition Modeling Process
(Journal article; Peer reviewed, 2022-06-15)Additive manufacturing, also known as three-dimensional printing, is a computer-controlled advanced manufacturing process that produces three-dimensional items by depositing materials directly from a computer-aided design ... -
Experimental Investigation of Al-CuMgMn Alloy Developed by Laser Beam Surface Modification for Wear Resistance
(Peer reviewed; Journal article, 2021-04)Laser surface alloying is one of the recent technologies used in the manufacturing sector for improving the surface properties of metals. Aluminum alloys are key materials in the manufacturing sector. This favors their ... -
Experimental investigation of crack width variation along the concrete cover depth in reinforced concrete specimens with ribbed bars and smooth bars
(Peer reviewed; Journal article, 2021)Crack width variation along the concrete cover depth has been studied from the past for better understanding of the cracking phenomenon in reinforced concrete (RC) structures. Previous studies have highlighted important ... -
Experimental investigation of residual stress distribution on girth welds fabricated at proximity using neutron diffraction technique
(Peer reviewed; Journal article, 2022)Maintaining minimum distance between repair and existing welds often becomes impractical due to the presence of compact layouts, original welds of branches, nozzles, etc. on offshore structural elements, pipelines, and ... -
Experimental Investigation on Effect of Weight Fraction of Sisal Fiber on Mechanical Properties of Sisal-E-Glass Hybrid Polymer Composites
(Peer reviewed; Journal article, 2023)Currently, hybridizing natural fibers with synthetic fiber is considered as the best solution for reducing the environmental pollution and the cost of materials. This is due to the lower mechanical properties and high water ... -
Experimental investigation on the mechanical and chemical properties of lightweight aggregate concrete with CO2 curing
(Peer reviewed; Journal article, 2021)In the cement and concrete industry, enormous amounts of Carbon Dioxide (CO2) are emitted during their production processes. Carbon dioxide emission significantly contributes to the global climate change, which has been ... -
Experimental study of physical, chemical and mechanical properties of enset and sisal fibers
(Peer reviewed; Journal article, 2021)The properties of composites depend on type and properties of the fiber, fiber structure and treatment. In this study, effects of NaOH treatment on the physical, chemical and mechanical properties of fibers collected from ... -
Experimental study on parametric configurations of artificially downwelling aerations in stratified water
(Peer reviewed; Journal article, 2023)Downwelling aeration has become a widely applied approach to cope with the water eutrophication in stratified reservoirs, rivers and lakes. The aeration parameters involving flow rate, flow locations and working periodicity ...