Blar i NTNU Open på forfatter "Welo, Torgeir"
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Investigating pressure advance algorithms for filament-based melt extrusion additive manufacturing: theory, practice and simulations
Tronvoll, Sigmund Arntsønn; Popp, Sebastian; Elverum, Christer Westum; Welo, Torgeir (Journal article; Peer reviewed, 2019)Purpose – This paper aims to present the mathematical foundation of so-called advance algorithms, developed to compensate for defects during acceleration and deacceleration of the print head in filament-based melt extrusion ... -
Investigating Product Design and Development Capabilities for Transformation to Automated Assembly in a Low-Volume Industry Context
Synnes, Elisabeth Lervåg (Doctoral theses at NTNU;2023:212, Doctoral thesis, 2023)This thesis context has been the maritime low-volume manufacturing industry undergoing change and restructuring due to markets affected by a shift in energy sources and digitalization. More cost-effective production methods ... -
Investigating the mechanics of hybrid metal extrusion and bonding additive manufacturing by FEA
Blindheim, Jørgen; Welo, Torgeir; Steinert, Martin (Journal article; Peer reviewed, 2019)Hybrid Metal Extrusion & Bonding Additive Manufacturing (HYB-AM) is a hybrid manufacturing technology for the deposition of layered metal structures. This new deposition process is a complex metal forming operation, yet ... -
Knowledge Management of University-Industry Collaboration in the Learning Economy
Hansen, Irina-Emily; Mork, Ola Jon; Welo, Torgeir (Chapter, 2017)Rapid transformation of technologies and markets challenge organizations to build structures and norms that promote learning and innovation. Up until now, however, knowledge management has not been a common subject for ... -
Lean Systems Engineering (LSE): Hands-on Experiences in Applying LSE to a Student Eco-Car Build Project
Welo, Torgeir; Tonning, Oluf Roar Bjørset; Rølvåg, Terje (Journal article; Peer reviewed, 2013)The Systems Engineering (SE) field is moving rapidly into commercial industries. Also, SE has more recently been combined with Lean to make it more suitable for highly competitive applications. This paper seeks to explore ... -
Lean verdistrømsanalyse av eksisterende Mud Treatment prosess
Bjelland, Sondre Buset (Master thesis, 2013)I denne oppgaven presenteres en feltstudie av borevæskeprosessen på boreriggen West Elara. Tilnærmingen til dette feltstudiet er knyttet til teorien bak value stream mapping, et verktøy for visualisering av flyten i en ... -
Leanification of the engineering process for customized road safety products
Ulonska, Sören; Welo, Torgeir; Rølvåg, Terje (Chapter, 2018)Increasing need for customization and documentation but with deficits in a systematic product configuration strategy can result in repeated problem-solving and non-value added engineering. This is especially challenging ... -
Learning in Product Development: Proposed Industry Experiment Using Reflective Prototyping
Erichsen, Jorgen Andreas Bogen; Pedersen, Andreas; Steinert, Martin; Welo, Torgeir (Journal article; Peer reviewed, 2016)This article discusses the aspect of learning activities in product development by leveraging a strategy for capturing and transferring tacit knowledge through the extensive use of reflective prototyping. With the overall ... -
Local strain energy density to assess the multiaxial fatigue strength of titanium alloys
Berto, Filippo; Campagnolo, Alberto; Welo, Torgeir (Peer reviewed; Journal article, 2016)The present paper investigates the multiaxial fatigue strength of sharp V-notched components made of titanium grade 5 alloy (Ti-6Al-4V). Axisymmetric notched specimens have been tested under combined tension and torsion ... -
Low-cost tooling concept for customized tube bending by the use of additive manufacturing
Tronvoll, Sigmund Arntsønn; Treffen, Helena; Ma, Jun; Welo, Torgeir (Peer reviewed; Journal article, 2023)Bending is commonly used in the manufacturing of finished and semi-finished, profilebased products. However, costly profile and bend geometry dependent tooling hampers its applicability for low volume production or ... -
Machine Learning (ML)-Based Prediction and Compensation of Springback for Tube Bending
Ma, Jun; Li, H; Chen, GY; Welo, Torgeir; Li, GJ (Chapter, 2021)Bent tubes are extensively used in the manufacturing industry to meet demands for lightweight and high performance. As one of the most significant behaviors affecting the dimensional accuracy in tube bending, springback ... -
Managing exploratory projects: A repertoire of approaches and their shared underpinnings
Wied, Morten; Koch-Ørvad, Nina; Welo, Torgeir; Oehmen, Josef (Peer reviewed; Journal article, 2019)Uncertainty exists when action must be taken without knowledge of the possible outcomes and the probabilities of their occurrence. This is evidently the case in many real-life projects. Recent literature calls such projects ... -
Managing Knowledge in Manufacturing Industry - University Innovation Projects
Hansen, Irina-Emily; Mork, Ola Jon; Welo, Torgeir (Chapter, 2019)Nowadays, manufacturing companies collaborate with universities in innovation projects to sustain or achieve competitive advantage. However, fundamental differences between the industrial and academic worlds hamper the ... -
Managing unplanned design iterations in new product development: An approach using risk management, resilience, and organizational learning
Shafqat, Ali (Doctoral theses at NTNU;2021:405, Doctoral thesis, 2021)Most new-product development (NPD) engineering projects encounter uncertainties from rapidly shifting market demands and developing technologies resulting in requirements change and the organization's ability to implement ... -
Maximizing Product Innovation through Adaptive Application of User-Centered Methods for Defining Customer Value
Olsen, Tonje Overvik; Welo, Torgeir (Journal article; Peer reviewed, 2011)Establishing deep understanding of customers is a prerequisite to improve success rates of innovations under today’s transient business conditions. This paper summarizes methods and tools to increase customer understanding ... -
Metoder og praksis for effektiv kommunikasjon innenfor tverrfaglige produktutviklingsteam
Klemetsrud, Ida (Master thesis, 2013)Denne oppgaven er et praktisk studie av NTNU sitt bidrag til Formula Student (FS). Revolve NTNU er et tverrfaglig team bestående av ingeniørstudenter på NTNU. Hvert år designer og produserer de en formula student prototypebil ... -
Multiaxial fatigue strength of titanium alloys
Berto, Filippo; Campagnolo, Alberto; Welo, Torgeir; Vantadori, Sabrina; Carpinteri, Andrea (Journal article; Peer reviewed, 2017)The present paper investigates the multiaxial fatigue strength of sharp V-notched components made of titanium grade 5 alloy (Ti-6Al-4V). Axisymmetric notched specimens have been tested under combined tension and torsion ... -
Need Finding for the Development of a Conceptional, Engineering-Driven Framework for Improved Product Documentation
Ulonska, Søren; Welo, Torgeir (Journal article; Peer reviewed, 2013)Engineering companies that develop advanced products in multi-disciplinary new product development (NPD) teams, have difficulties in managing, communicating, and (re)using knowledge in and between NPD projects. Information ... -
A new mechanical calibration strategy for U-channel extrusions
Raknes, Christian Arne; Ma, Jun; Welo, Torgeir; Paulsen, Frode (Peer reviewed; Journal article, 2020)The extrusion process of aluminum profiles introduces dimensional variations commonly exceeding the dimensional tolerance requirements for fit-up and assembly when using automated welding processes in the automotive industry. ... -
Newness and Outcomes in Commodity-Driven New-Product Development Projects: A Survey in the Norwegian Manufacturing Industry
Beste, Carina; Welo, Torgeir; Ringen, Geir (Journal article; Peer reviewed, 2019)Based on longtime experience in the global automotive industry, we have observed steadily higher expectations in the execution of product development projects regarding time, budget and quality. This is particularly ...