Blar i Faculty of Science and Technology på tidsskrift "IOP Conference Series: Materials Science and Engineering"
Viser treff 1-20 av 132
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A 2D model for the study of equilibrium glide paths of UiS Subsea Freight-Glider
(Peer reviewed; Journal article, 2021)A planar mathematical model for the analysis of equilibrium glide paths of the UiS subsea freight-glider (USFG) is presented. The model is developed using Simscape Multibody in MATLAB/Simulink to study the ever-changing ... -
Additive manufacturing best practices and its impact on supply chain performance through structural equation modelling: A case study in Ethiopian footwear industry
(Peer reviewed; Journal article, 2023)The aim of this study is to analyze the effects of additive manufacturing (AM) best practices on supply chain (SC) performance. The study developed conceptual framework with four AM best practice as independent variables ... -
Aerodynamic study of a suspension bridge deck by CFD simulations, wind tunnel tests and full-scale observations
(Peer reviewed; Journal article, 2021)Assessing the aerodynamic characteristics of long-span bridges is fundamental for their design. Depending on the terrain complexity and local wind conditions, episodes of large angles of attack (AoA) of 15° may be observed. ... -
An accurate fatigue damage model for welded joints subjected to variable amplitude loading
(Journal article; Peer reviewed, 2017)Researchers in the past have proposed several fatigue damage models to overcome the shortcomings of the commonly used Miner's rule. However, requirements of material parameters or S-N curve modifications restricts their ... -
An efficient approach for ship collision design of reinforced concrete pontoon walls
(Journal article; Peer reviewed, 2019)This paper presents an efficient method for collision design of prestressed concrete pontoon walls. High fidelity finite element models of a container ship bow and a prestressed concrete pontoon wall are first established. ... -
Application of multicriteria fuzzy clusterization approach to assess the arctic seas oil and gas field development prospects
(Peer reviewed; Journal article, 2019)The article describes a unified approach to the assessment of resources and business planning. As an example, the oil and gas resources of the Pechora Sea are considered in the paper. Based on the specifics of the problem ... -
Applying a machine learning method for cumulative fatigue damage estimation of the IEA 15MW wind turbine with monopile support structures
(Peer reviewed; Journal article, 2023)Offshore support structures are critical for offshore bottom-fixed wind turbines, as they bear nearly all the mass and loading of wind turbine systems. In addition, the support structures are generally subjected to a harsh ... -
An approach for fatigue life assessment of a road bridge based on measured corrosion and actual traffic loading
(Peer reviewed; Journal article, 2023)Fatigue and corrosion play a significant role in the aging of steel bridges, especially in a marine environment. An absence of fatigue strength curves for details which are exposed to corrosive environments, realistic ... -
Artificial neural network model for predicting CO2 heat pump behaviour in domestic hot water and space heating systems
(Peer reviewed; Journal article, 2023)The natural refrigerant, CO2, possesses thermophysical properties that make it highly suitable for domestic hot water (DHW) production using heat pump technology. In this study, the development and validation of an artificial ... -
Assessing Impact of Borehole Field Data’s Input Parameters on Hybrid Deep Learning Models for Heating and Cooling Forecasting: A Local and Global Explainable AI Analysis
(Peer reviewed; Journal article, 2023)Achieving accurate performance forecasting of borehole heat exchanger is essential for optimizing ground source heat pump systems, enabling optimal control, and facilitating energy-efficient operations with enhanced ... -
Assessment of a novel PTO system for swell energy convertors using digital twin modelling
(Peer reviewed; Journal article, 2023)There is no lack of ideas and prototypes for wave energy converters (WECs). However, existing WECs are designed to extract energy from waves at normal to high frequencies and typically focus on close-to-shore steep waves ... -
Assessment of awareness levels towards additive manufacturing best practices in transforming traditional manufacturing: A case study in Ethiopian context
(Peer reviewed; Journal article, 2023)The main objective of this study is to assess the awarness levels of acadamic staffs and industry experts towards the best practices of additive manufacturing (AM) in transforming traditional manufacturing (TM) in local ... -
Availability of fresh water in cold climate regions
(Peer reviewed; Journal article, 2023)Challenges related to the availability of fresh water in cold climate regions are discussed with emphasis on possible degradation of the quality of drinking water. The permafrost in this region has been consistent in making ... -
Bending capacity of multi-layered FRP pipelines during offshore installation
(Peer reviewed; Journal article, 2021)The Fiber Reinforced Polymeric (FRP) pipelines have higher strength than steel, and excellent fatigue behavior and corrosion resistance. Because of their superior performance in mechanical loads and corrosive environment, ... -
Bending-induced local buckling during offshore installation of multi-layered FRP pipelines
(Peer reviewed; Journal article, 2021)In the last two decades FRP pipelines have attracted the attention of the oil industry because of their high strength, excellent fatigue performance and low specific weight. On the other hand, the final cost of installation ... -
Bio-inspired design trends for sustainable energy structures
(Peer reviewed; Journal article, 2023)Researchers and engineers are constantly looking to nature for design inspiration as they work to create novel and effective energy conversion structures. Engineers are developing durable and resilient materials to survive ... -
Buckling capacity of simulated patch corroded tubular columns – laboratory tests
(Peer reviewed; Journal article, 2019)This paper presents the experimental test results for the buckling capacity of tubular columns exposed to simulated unsymmetrical patch corrosion damage. These tests were performed to investigate how the results of these ... -
Burst pressure design of the cargo tank used in a novel large subsea freight-glider
(Peer reviewed; Journal article, 2021)This paper presents the burst pressure design of the cargo tank used in the University of Stavanger (UiS) Subsea Freight-Glider (USFG). The USFG is an innovative large underwater cargo glider drone that is 50 m long and ... -
Burst strength analysis of composite overwrapped pressure vessel using finite element method
(Peer reviewed; Journal article, 2021)The purpose of this numerical study was to investigate the burst performance of a type III composite overwrapped pressure vessel (COPV) using finite element methods. An Aluminum overwrapped composites pressure vessel was ... -
Capacity of Concrete Structures with Corroded Reinforcement and Prestressing Tendons
(Peer reviewed; Journal article, 2021)The main degradation mechanism for concrete structures is corrosion of the reinforcement and prestressing tendons. Management of structures with such degradation requires detailed understanding of their remaining strength ...