Blar i Institutt for maskinteknikk og produksjon på tittel
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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, ... -
Workarounds in the Manufacturing Industry’s Information Systems: A sociomaterial perspective on technology-based organisational change
(Doctoral theses at NTNU;2017:119, Doctoral thesis, 2017) -
Workers’ rest allowance and smoothing of the workload in assembly lines
(Journal article; Peer reviewed, 2019)Ergonomic aspects have a crucial role in manual assembly systems. They impact on the workers’ health, final product quality and productivity. For these reasons, there is the necessity to integrate them into the assembly ... -
World Heritage and Climate Change
(Book, 2020)This is a reprint of articles from the Special Issue published online in the open access journalClimate(ISSN 2225-1154) (available at: https://www.mdpi.com/journal/climate/specialissues/worldheritage) -
Wrinkling of soft bilayers created with additive manufacturing: Experimental tests, finite element modelling and analytical validation
(Peer reviewed; Journal article, 2023)In the leather manufacturing industry, the necessity to introduce new leather-surrogate materials is motivated by the huge environmental footprint of the leather production process. In fact, tanning requires a lot of ... -
Wrinkling of Soft Membrane created with Additive Manufacturing: Finite Element Modelling and Analytical validation of existing research
(Master thesis, 2023)In the leather manufacturing industry, the necessity to introduce new leather-surrogate materials is motivated by the huge environmental footprint of the leather production process. In fact, tanning requires a lot of ... -
Wrist ballistocardiography and invasively recorded blood pressure in healthy volunteers during reclining bike exercise
(Peer reviewed; Journal article, 2023)Objective: Ballistocardiogram (BCG) features are of interest in wearable cardiovascular monitoring of cardiac performance. We assess feasibility of wrist acceleration BCG during exercise for estimating pulse transit time ... -
XMT interface to Electrical Submersible Pump System
(Master thesis, 2010)Oil is a non renewable source of energy, and with fewer discoveries of new oil fields it is in the interest to the society to utilize the existing fields to the maximum. There are many techniques to improve the recovery ...