Department of Mechanical and Structural Engineering and Materials Science (TN-IMBM): Nye registreringer
Viser treff 401-420 av 1741
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Effect of Pressing Parameters on the Quality of Joint Formation of Heat Exchanger Fins with the Base Plate
(Peer reviewed; Journal article, 2019)In this paper, the results of experimental and numerical studies on joining the thin fins to the thick base plate of a heat exchanger are presented. The elements of the heat exchanger were joined by using developed method ... -
CFD Simulations of the Propagation of Free-Surface Waves Past Two Side-By-Side Fixed Squares with a Narrow Gap
(Peer reviewed; Journal article, 2019)Two-dimensional computational fluid dynamics (CFD) simulations are carried out to investigate the gap resonance phenomenon that occurs when free-surface waves travel past twin squares in tandem. The volume of fluid method ... -
FEM-based assessment of wear of stamping die
(Peer reviewed; Journal article, 2019)In sheet metal forming industry, surface damage and wear such as adhesion and ploughing of metallic sheet, is a well-known problem which reduces the tool life and quality of drawn elements. Surface defects are the consequences ... -
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 ... -
CFD simulations of violent breaking wave impacts on a vertical wall using a two-phase compressible solver
(Peer reviewed; Journal article, 2019)Four different types of breaking wave impacts on a vertical wall are simulated using a two-dimensional two-phase Computational Fluid Dynamic (CFD) model. Air is considered as an isentropic ideal gas without solving an ... -
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 ... -
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 ... -
Mechanical performance of concrete made of steel fibers from tire waste
(Peer reviewed; Journal article, 2019)Currently, the disposal of used tires is a worldwide challenge, due to their non-degradability. Therefore, recycling has become a potential solution for managing such waste. During recycling, materials such as rubber and ... -
Numerical analysis of the influence of friction conditions on the pile-up effect in Vickers hardness measurements
(Peer reviewed; Journal article, 2019)Vickers indentation load-depth curve may be used to determine basic mechanical properties of metallic materials such as hardness, yield stress, modulus of elasticity, and elastic and plastic work. The pile-up phenomenon ... -
Prediction of springback in the air V-bending of metallic sheets
(Peer reviewed; Journal article, 2019)Springback is a critical phenomenon in design and analysis of sheet metal forming process of metallic sheets. An accurate prediction of elastic recovery of material allows to design forming tools which take into account ... -
Finite element method-based modeling of bending under tension friction test of deep drawing quality steel sheets
(Peer reviewed; Journal article, 2019)Understanding of the effect of the friction on the sheet deformation is a key factor in design and realization of stamping process. Among others, bending under tension friction test simulates the frictional phenomena on ... -
Harmfulness mapping for the Pechora Sea
(Peer reviewed; Journal article, 2019)Pechora Sea is characterized with many species including birds, fishes, benthic fauna and marine mammals. The food chains in the Pechora Sea ecosystems are simple and vulnerable to contamination even in a small concentration ... -
Modeling Thermomechanical Stress with H13 Tool Steel Material Response for Rolling Die under Hot Milling
(Peer reviewed; Journal article, 2019)For the extreme pressure and temperature arising in the hot rolling process, thermomechanical (TM) models are used to predict the residual stresses on the surface of the die because a quantification of the TM stresses ... -
Inspection planning for fatigue cracks in offshore structures by Monte Carlo simulations
(Peer reviewed; Journal article, 2019)Probability-informed inspection planning has traditionally a tendency to produce longer inspection intervals for older structures in contrast with the intuitive assumption that shorter inspection intervals are needed. In ... -
Fatigue design challenges: Recent linear and nonlinear models
(Peer reviewed; Journal article, 2019)Reliable fatigue design rules affect the proactive identification of safety parameters in engineering structures. Numerous fatigue crack initiation and propagation models, linear and nonlinear, have been developed for ... -
Effect and consequence analysis of expanding PIN-technology in various types of heavy machinery
(PhD thesis UiS;, Doctoral thesis, 2023)Expanding pin systems can be applied in any joint, moveable, or fixed, in any type of machine, crane, or equipment, in almost any type of industry, globally. There are a variety of different versions of expanding pins ... -
Concerns to Be Considered During Recycling Operations
(Peer reviewed; Journal article, 2019)Recycling should in principle be the goal in all aspects of society. There are, however, limitations, as any recycling task may lead to pollution in the ground, water or air. In the most extreme case, recycling may lead ... -
The correlation and determination matrices associated with the burst design of a subsea carbon-fibre-epoxy composite flow-line
(Peer reviewed; Journal article, 2019)This paper examines the correlation and determination matrices of the burst design in a subsea carbon-fibre-epoxy composite flow-line. A case study of a 4" flow-line is investigated. The correlation and determination ... -
Numerical simulation of flow around two 5:1 rectangular cylinders at a high Reynolds Number
(Peer reviewed; Journal article, 2019)The unsteady flows around two stationary rectangular cylinders with a chord-to-thickness ratio of B/D = 5 at ReD = 2 × 105 (based on the free stream velocity and the width length D), are investigated using two-dimensional ... -
Contact stresses associated with the wedge-lock mechanism in a prototype subsea pipeline recovery tool
(Peer reviewed; Journal article, 2019)This paper examines the contact stresses associated with the wedge-lock mechanism in a prototype subsea pipeline recovery tool (PRT) through numerical methods and experimental testing. The prototype PRT studied combines ...