Browsing Institutt for maskinteknikk og produksjon by Title
Now showing items 3945-3964 of 3979
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WELDSIM Simulations of Alu-Steel Butt Welds Produced Using the Hybrid Metal Extrusion and Bonding (HYB) Process
(Master thesis, 2020)Hybrid metal extrusion and bonding (HYB), er en fast fase sammenføynings prosess. Først utviklet for sveising av aluminium. Men også kapabel til å sveise ulike metaller. Prosessen bruker tilføring av materiale ved hjelp ... -
Well Integrity Assessment: Challenges related to Human and Organizational Factors - The case study of Veslefrikk
(Master thesis, 2015)Well integrity affects safety, humans, the environment, production, reputations and assets value. The concept of well integrity in relation to human and organizational factors have gained considerable attention in the ... -
Well Safety. Risk Control in the Operational Phase of Offshore Wells
(Doktoravhandlinger ved NTNU, 1503-8181; 2006:47, Doctoral thesis, 2006)The main objective of this thesis has been the development of procedures and methods for risk assessment of oil and gas wells. The work is limited to the well operational phase. The procedures and methods provide status ... -
Well Safety: Risk Control in the Drilling Phase of Offshore Wells
(Doctoral theses at NTNU;2017:204, Doctoral thesis, 2017) -
Wetting Properties of Springtail Cuticles: A Quantitative Analysis
(Master thesis, 2012)With the prospect of producing superhydrophobic and mechanically stable biomimetic surfaces, the water repellent properties of springtail cuticles are investigated quantitatively. The analysis is based on apparent contact ... -
What Causes Schedule Overrun in Complex Engineering Projects?
(Master thesis, 2021)Denne studien er et dypdykk i estimerte arbeidstimer til komplekse ingeniørprosjekter. Gjennom eksklusiv tilgang til detaljerte økonomiske arkiver og estimater fra tidligfase, analyserer denne studien estimeringsnøyaktigheten ... -
What Have We Learned from Ivar Aasen?
(Master thesis, 2017)This master thesis addresses the topics of lessons learned, success factors, and challenges or reasons for project failure. The aim of the thesis is to contribute to the lessons learned initiative at Aker BP by assessing ... -
What is going on with fatigue of additively manufactured metals?
(Journal article; Peer reviewed, 2019)This brief communication gives an overview of fatigue behaviour and assessment of additively manufactured metals. The high cycle fatigue behaviour of as‐built and post‐processed additively manufactured superalloy 718, ... -
Where is the knowledge we have lost in information?: A study on communication and information quality in interorganisational project processes
(Doktoravhandlinger ved NTNU, 1503-8181; 2010:99, Doctoral thesis, 2010)The background and framework for this thesis are based on organisational challenges due to digitalisation of information and communication experienced by organisations constituting the value chain of Norwegian offshore ... -
Wiener and Gamma Processes Overview for Degradation Modelling and Prognostic
(Master thesis, 2015)High reliability is an indispensable requirement for the operation of technical systems and infrastructure (like roads, railways, buildings, bridges and industrial plants). Failures in these areas can result in high costs ... -
Wind and tidal turbine blade root connection
(Master thesis, 2011)Efficient bolted joint design is an essential part of designing structures from fiber reinforced polymer materials. This thesis was done to find a good approach to a three-dimensional finite element model of the root ... -
Wind-induced Dynamic Response and Aeroelastic Stability of a Suspension Bridge crossing Sognefjorden
(Master thesis, 2012)This thesis is a feasibility study, with regards to aerodynamic stability, about the possibility of constructing a suspension bridge with a main span of 3700m over the Sogne Fjord in Norway. The design wind velocity for ... -
Wing impactor for testing of aviation masts
(Master thesis, 2016)Operations at airfields require the use of certain visual and nonvisual aids in order to operate at nearly any weather condition. Some of these, such as the approach lighting system are positioned in such a way as to present ... -
Winter Sports Tribology - An Experimental Approach To Understanding Kinetic Friction and Equipment Performance in Speed Skating
(Master thesis, 2017)Friction behaviour in the sport of speed skating has been investigated by use of a tribometer designed at NTNU. The objective was to study if the tribometer could measure relative differences within different skate blades. ... -
Winterization of Railways - Issues and Effects
(Master thesis, 2016)Railways are an important mode of transportation all around the world. Inherent privileges of rail transportation, and increasing tendency of governments towards maximized utilization of railway systems, emphasize the ... -
Wire and Arc Additive Manufactured in the Marine Sector - A Study of WAAM and the Deposition of Marine Grade Metals
(Master thesis, 2018)Additive manufacturing has in the recent years become more accessible, and the areas of potential use have expanded. This thesis looks into the effect on two marine grade metals, Inconel 625 and Super Duplex stainless ... -
Wireless Sensor Networks for Detection and Localization of Subsea Oil Leakages
(Journal article; Peer reviewed, 2021)This work studies the impact of Wireless Sensor Networks (WSNs) for oil spill detection and localization in Subsea Production Systems. The case study is the Goliat FPSO, with a realistic assumption about the presence of a ... -
Wireless sensor system for real-time performance monitoring in sports
(Peer reviewed; Journal article, 2023)In Paralympic sports, investigating seating ergonomics and optimizing for performance is crucial due to individual impairments. Usually, experiments are conducted in laboratory environments and for skiing, usually on a ... -
Wood dust flammability analysis by microscale combustion calorimetry
(Peer reviewed; Journal article, 2022)To study the practicability of a micro combustion calorimeter to analyze the calorimetry kinetics of wood, a micro combustion calorimeter with 13 heating rates from 0.1 to 5.5 K/s was used to perform the analysis of 10 ... -
Workarounds in application and use of manufacturing software as enablers to organizational change
(Journal article; Peer reviewed, 2021)In this paper we look at four Norwegian manufacturers’ Information System and stages of Information Technology adaptation, explaining how practice of technology and actions/workarounds to IT systems, that enables, hinders, ...