Blar i NTNU Open på forfatter "Welo, Torgeir"
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Design og fabrikasjon av knutepunkt i 'jackets' plattformer
Myhre, Morten (Master thesis, 2014)Kværner Verdal AS produserer og leverer stålunderstell til oljeplattformer. For å være konkurransedyktig i oljebransjen er det viktig å kunne kutte kostnader, uten at dette går utover kvalitet, HMS og gjennomføringstid. I ... -
Design-optimalisering av profilbasert fagverkselement for traffikkmaster og-portaler
Steen, Marius (Master thesis, 2015)Lattix AS har utviklet og produsert lette og kollisjonssikre aluminiumsmaster til portalsystemer hovedsakelig for trafikkanvendelser siden 1995. I kombinasjon med lav vekt er produktene deres konkurransedyktige grunnet ... -
Development of a Measuring System to Detect Loads Acting Between the Binding and the Roller Ski
Mayer, Fabian Tobias (Master thesis, 2016)Existing roller ski measuring systems are capable to detect forces between a roller ski and the binding. However, none of them is capable to detect torques. Comprehensive load data is needed for the analysis and improvement ... -
Development of Improvements to a Guiding System for Workboat Handling Systems
Myklebost, Sigurd Rogne (Master thesis, 2017)Along with the development of newer and more extreme vessels, hoisting and lowering workboats and fast rescue crafts (FRC) turn increasingly demanding. The nature of hoisting boats with crew aboard poses serious risk, and ... -
Development of Manufacturing Sustainability Assessment Using Systems Thinking
Moldavska, Anastasiia; Welo, Torgeir (Journal article; Peer reviewed, 2016)The existing body of knowledge in sustainability assessment of manufacturing indicates that although extensive research is going on, significant shortcomings remain unsolved. In this paper, the specific needs of a new ... -
Dimensional accuracy of aluminium extrusions in mechanical calibration
Raknes, Christian Arne; Welo, Torgeir; Paulsen, Frode (Journal article; Peer reviewed, 2018)Reducing dimensional variations in the extrusion process without increasing cost is challenging due to the nature of the process itself. An alternative approach—also from a cost perspective—is using extruded profiles with ... -
Dimensional accuracy of threads manufactured by fused deposition modeling
Tronvoll, Sigmund Arntsønn; Elverum, Christer Westum; Welo, Torgeir (Journal article; Peer reviewed, 2018)For parts manufactured by fused deposition modeling (FDM), helical threads drawn in accordance with normal standards (e.g. ISO 68-1), tend to end up deformed when manufactured. These dimensional imperfections typically ... -
Distributed Experiments in Design Sciences, A Next Step in Design Observation Studies?
Kriesi, Carlo; Steinert, Martin; Aalto-Setälä, Laura; Anvik, Anders; Balters, Stephanie; Baracchi, Alessia; Jensen, Matilde Bisballe; Bjørkli, Leif-Erik; Buzzaccaro, Nicolo; Cortesi, Dario; D'Onghia, Francesco; Dosi, Clio; Franchini, Giulia; Fuchs, Matt; Gerstenberg, Achim; Hansen, Erik; Hiekkanen, Karri Matias; Hyde, David; Ituarte, Iñigo; Kalasniemi, Jani; Kurikka, Joona; Lanza, Irene; Laurila, Anssi; Lee, Tik-Ho; Lønvik, Siri; Mansikka-Aho, Anniina; Nordberg, Markus; Oinonen, Päivi; Pedrelli, Luca; Pekuri, Anna; Rane, Enna; Reime, Thov; Repokari, Lauri; Rønningen, Martin; Rowlands, Stephanie; Sjöman, Heikki; Slåttsveen, Kristoffer B; Strachan, Andy; Strømstad, Kirsti; Suren, Stian; Tapio, Peter; Utriainen, Tuuli; Vignoli, Matteo; Vijaykumar, Saurabh; Welo, Torgeir; Wulvik, Andreas (Chapter, 2015) -
Drivere for stabilisering innenfor Lean produktutvikling - Identifisering av organisatoriske og operasjonelle faktorer som påvirker prestasjoner
Aarøen, Wenche Alicabo (Master thesis, 2014)Gjennom de senere årene har bedrifter forsøkt å øke sin konkurranseevne ved å implementere prinsipper fra lean i sine produktutviklingsprosesser. For å oppnå et suksessfullt resultat av slike tiltak er det viktig å forstå ... -
Drivere for stabilisering innenfor Lean produktutvikling: Identifisering av organisatoriske og operasjonelle faktorer som påvirker prestasjoner
Aarøen, Wenche Alicabo (Master thesis, 2014)SammendragGjennom de senere årene har bedrifter forsøkt å øke sin konkurranseevne ved å implementere prinsipper fra lean i sine produktutviklingsprosesser. For å oppnå et suksessfullt resultat av slike tiltak er det viktig ... -
Effect of Die Design on Charge Welds in Aluminium Extrusion
Sariyarlioglu, Eren Can; Negozio, Marco; Ma, Jun; Welo, Torgeir (Chapter, 2023)Aluminium extrusions are used in more and more applications in different industrial fields, due to their properties and productivity. However, in-process scrap produced in aluminium extrusions needs to be reduced to increase ... -
Effect of Stretching on Springback in Rotary Stretch Bending of Aluminium Alloy Profiles
Ma, Jun; Welo, Torgeir; Blindheim, Jørgen; Ha, Taekwang (Journal article, 2021)Stretch bending is widely used for manufacturing profile-type parts. However, one of the challenges faced by the bending-type forming processes is springback, which significantly reduces the dimensional accuracy of formed ... -
Effortless Capture of Design Output - A Prerequisite for Building a Design Repository with Quantified Design Output
Sjöman, Heikki; Erichsen, Jorgen Andreas Bogen; Welo, Torgeir; Steinert, Martin (Chapter, 2017)In this paper, we argue for building a repository for capturing, tagging and sharing design output (prototype) and activities (process), enabling researchers to better discover and understand causalities in early stage ... -
Efforts on Capturing Prototyping and Design Activity in Engineering Design Research
Erichsen, Jorgen Falck; Wulvik, Andreas; Steinert, Martin; Welo, Torgeir (Journal article; Peer reviewed, 2019)Prototyping is one of the core activities of product development, and understanding prototyping should therefore be of great interest to both researchers and professionals. Yet, when considering the many definitions of ... -
Energy Consumption of a Hybrid Additive-Subractive Manufacturing Process
Braastad, Espen (Master thesis, 2017)Manufacturing account for a significant portion in the global electricity use and CO2emissions, and it has become essential to mitigate the environmental impact with more efficient manufacturing and resource utilisation ... -
Evaluating Continuous Improvement Efforts in New Product Development
Dybvik, Henrikke; Erichsen, Jorgen Andreas Bogen; Steinert, Martin; Welo, Torgeir (Chapter, 2018)This paper addresses the need for methods for evaluating continuous improvement efforts in new-product development (NPD) aiming at radical product innovation. It gives an indication of various strategies. In an increasingly ... -
Exploring framework for university-industry innovation projects: Building collaborative knowledge platform
Hansen, Irina-Emily; Mork, Ola Jon; Welo, Torgeir (Peer reviewed; Journal article, 2019)University-industry innovation projects has potential for improvement, especially for bringing new knowledge and technology into new commercial products and processes. This research work explores how a novel knowledge ... -
Exploring the hybrid metal extrusion and bonding process for butt welding of Al–Mg–Si alloys
Sandnes, Lise; Grong, Øystein; Torgersen, Jan; Welo, Torgeir; Berto, Filippo (Journal article; Peer reviewed, 2018)The hybrid metal extrusion and bonding (HYB) process is a new solid-state joining technique developed for aluminum alloys. By the use of filler material addition and plastic deformation sound joints can be produced at ... -
Exploring the Influence of Pre/Post-Aging on Springback in Al-Mg-Si Alloy Tube Bending
Ma, Jun; Ha, Taekwang; Blindheim, Jørgen; Welo, Torgeir; Ringen, Geir; Li, Heng (Peer reviewed; Journal article, 2020)Aluminium alloy (Al-alloy) bent tube is one kind of strategic lightweighting components, which attracts application in industrial clusters, such as automobile, aerospace, etc. To meet the demands on high-precision ... -
Fatigue assessment of steel rollers by means of the local energy
Chebat, F; Cincera, M; Razavi, Seyed Mohammed Javad; Berto, Filippo; Welo, Torgeir (Journal article; Peer reviewed, 2017)This paper aims to analyses the fatigue behavior of steel rollers using the average strain energy density (SED) criterion. Considering the variability of the V-notch opening angle, a simple scalar quantity, i.e. the value ...