Browsing Institutt for maskinteknikk og produksjon by Title
Now showing items 4023-4042 of 4068
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Warranty analysis of a two-component system with failure interaction
(Chapter, 2017)In recent decades, more and more attention has been paid to the warranty study of multicomponent systems. Compared to the reliability and cost analysis of single item systems, failure dependence between items is a major ... -
Warranty analysis of a two-component system with type I stochastic dependence
(Journal article; Peer reviewed, 2017)This article develops the warranty cost analysis of a two-component in-series system with stochastic dependence. From the perspectives of both the manufacturer and the consumer, the short-run total profits and costs under ... -
Waste in Construction Projects Today's - Practice and Potential
(Master thesis, 2018)This master-thesis is done in cooperation with the SINTEF R&D-project Speed Up. The main goal for the Speed Up project is to increase the efficiency and quality for construction projects. This thesis addresses the possibility ... -
Water consumption from hydropower plants – review of published estimates and an assessment of the concept
(Journal article; Peer reviewed, 2013)Since the report from IPCC on renewable energy (IPCC, 2012) was published; more studies on water consumption from hydropower have become available. The newly published studies do not, however, contribute to a more ... -
Wave Impact Forces on complex structures during lowering through the splash zone
(Master thesis, 2013)New oilfields are discovered further from land, at great depths and in harsh environments. Subsea developments of such fields are economical and preferred choice for operators today. One of the challenges is to process the ... -
Wayfaring in the Biomedical Sector: A Call for Re-Introducing the Toolmaker
(Doctoral theses at NTNU;2018:403, Doctoral thesis, 2018)This thesis aims to provide an understanding of the Why? and How? of a modern toolmaker, specifically within the biomedical sector, on a theoret- ical and practical level and what their role is within a product development ... -
Wear and corrosion properties of steels used in Tunnel Boring Machines
(Master thesis, 2012)In this master thesis experiments were conducted to determine the abrasion-corrosion properties of a steel designed for TBM tunnelling. This was done by three different tests, reciprocal ball-on-plate, rubber wheel and ... -
Wear bushing for drill through subsea tree
(Master thesis, 2010)Aker Solutions AS develops and manufactures Christmas trees. A version of the Christmas tree, called Horizontal Christmas tree, makes drill through operation possible. As part of Aker Solutions AS ongoing project ... -
Web Based Customized Design
(Master thesis, 2013)This thesis studies the methods needed to create a web based application to remotely customize a CAD model. This includes customizing a CAD model by using a graphical user interface to be able to remotely control the inputs ... -
Welding mechanism and welding quality in extrusion welding
(Master thesis, 2010)A short theoretical foundation is presented that covers; heat treatment of aluminium to T6 condition, a brief overview of conditions that affect extrusion welding in aluminium and a few well-known methods for mechanical ... -
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 ...