Geir Ringen
Publikasjoner
2024
-
Sarkar, Aritra;
Arbo, Siri Marthe;
Aktunali, Mehmet;
Holmestad, Jon;
Viespoli, Luigi Mario;
Nyhus, Bård.
(2024)
A study on the influence of impurity content on fatigue endurance in a 6082 Al-alloy.
International Journal of Fatigue
Vitenskapelig artikkel
-
Ha, Taekwang;
Welo, Torgeir;
Ringen, Geir;
Wang, Jyhwen.
(2024)
Smart Control of Springback in Stretch Bending of a Rectangular Tube by an Artificial Neural Network.
Journal of Manufacturing Science and Engineering
Vitenskapelig artikkel
-
Øien, Christian Dalheim;
Ringen, Geir.
(2024)
Data-driven through-process modelling of aluminum extrusion: Predicting mechanical properties.
Manufacturing Letters
Vitenskapelig artikkel
-
Ha, Taekwang;
Welo, Torgeir;
Ringen, Geir;
Wang, Jyhwen.
(2024)
Formability prediction of perforated sheet metal by representative volume element and homogenized sheet models.
Manufacturing Letters
Vitenskapelig artikkel
-
Tabosa Da Silva, Ana Lyvia;
Assuad, Carla Susana A;
Ringen, Geir.
(2024)
A data management framework for life cycle simulation in extruded Aluminium products production.
Procedia CIRP
Vitenskapelig oversiktsartikkel/review
-
Tabosa Da Silva, Ana Lyvia;
Agudelo Assuad, Carla Susana;
Ringen, Geir.
(2024)
A data management framework for life cycle simulation in extruded Aluminium products production.
Procedia CIRP
Vitenskapelig artikkel
2023
-
Ringen, Geir.
(2023)
Case innen verdikjedebetraktninger i Industri 4.0.
Fagbokforlaget
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Sariyarlioglu, Eren Can;
Negozio, Marco;
Ma, Jun;
Welo, Torgeir;
Ringen, Geir.
(2023)
Effect of Die Design on Charge Welds in Aluminium Extrusion.
Springer
Springer
Vitenskapelig antologi/Konferanseserie
-
Akram, Md Ali;
Holthe, Ragnar;
Ringen, Geir.
(2023)
Rapid Sorting of Post-consumer Scrap Aluminium Alloys Based on Laser-Induced Breakdown Spectroscopy (LIBS).
IFIP Advances in Information and Communication Technology
Vitenskapelig artikkel
-
Ringen, Geir.
(2023)
Produktutvikling.
Fagbokforlaget
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Assuad, Carla Susana A;
Øien, Christian Dalheim;
Ringen, Geir.
(2023)
Circularity assessment of the effects of customer preferences towards sustainable development on producers for aluminum-based products in Norway.
Procedia CIRP
Vitenskapelig artikkel
-
Ha, Taekwang;
Welo, Torgeir;
Ringen, Geir;
Wang, Jyhwen.
(2023)
On Kinematics in Sequential Three-Dimensional Stretch Bending: Analytical Springback Model.
Journal of Manufacturing Science and Engineering
Vitenskapelig artikkel
-
Sarkar, Aritra;
Razavi, Nima;
Ringen, Geir;
Welo, Torgeir.
(2023)
Assessing the fatigue behaviour of recycled Al-alloys: A critical review.
Materialia
Vitenskapelig artikkel
2022
-
Ringen, Geir;
Welo, Torgeir;
Breivik, Sissel Marie.
(2022)
Rapid Manufacturing of Die-casting Tools - a Case Study.
Procedia CIRP
Vitenskapelig artikkel
-
Elkjær, Aksel Sean;
Sørhaug, Jørgen A;
Ringen, Geir;
Bjørge, Ruben;
Grong, Øystein.
(2022)
Electrical and thermal stability of Al-Cu welds: Performance benchmarking of the hybrid metal extrusion and bonding process.
Journal of Manufacturing Processes
Vitenskapelig artikkel
-
Shafqat, Ali;
Oehmen, Josef;
Welo, Torgeir;
Ringen, Geir.
(2022)
The role of risk mitigation actions in engineering projects: An empirical investigation.
Systems Engineering
Vitenskapelig artikkel
-
Ma, Jun;
Tronvoll, Sigmund Arntsønn;
Welo, Torgeir;
Ringen, Geir.
(2022)
On Dimensional Control in Rotary Stretch Bending of Aluminum Profiles: Loading-Path Effects.
Manufacturing Letters
Vitenskapelig artikkel
-
Kovalevskaya, Daria;
Pedersen, Ann-Charlott;
Holmen, Elsebeth;
Kaloudis, Aris;
Ringen, Geir.
(2022)
Triads in Lean Management: Analyzing Buyer–Supplier-Supplier and Buyer–Supplier-Supplier’s Supplier Relationships for Zero-Defect Manufacturing.
Journal of the Knowledge Economy
Vitenskapelig artikkel
-
Mitcheltree, Christina Marie;
Holtskog, Halvor;
Ringen, Geir.
(2022)
Towards a shared vision in innovation projects: Understanding actor involvement as a preventative approach against defensive routines for innovation capability.
Procedia CIRP
Vitenskapelig artikkel
-
Ringen, Geir.
(2022)
Value Chain Data Integrity and Quality - A Case Study.
INCOSE International Symposium
Vitenskapelig artikkel
-
Fragapane, Giuseppe;
Schulte, Kjersti Øverbø;
Eleftheriadis, Ragnhild;
Reke, Eivind;
Ringen, Geir.
(2022)
A Cross-disciplinary, cross-organizational approach to sustainable design and product innovation in the aluminum industry .
Procedia CIRP
Vitenskapelig artikkel
-
Ringen, Geir;
Landsem, Kristin Lorentzen;
Holtskog, Halvor.
(2022)
Design for Excellence to Explore Complex Product Service Systems: A Case Study.
Procedia CIRP
Vitenskapelig artikkel
-
Elkjær, Aksel Sean;
Ringen, Geir;
Bjørge, Ruben;
Hagen, Catalina Hoem Musinoi;
Lædre, Sigrid;
Magnusson, Niklas.
(2022)
Reliability of Bolted Aluminum Busbars for Battery
Systems: Effect of Nickel Coating and Corrosive Environment.
IEEE Transactions on Transportation Electrification
Vitenskapelig artikkel
2021
-
Hansen, Irina-Emily;
Mork, Ola Jon;
Welo, Torgeir;
Ringen, Geir.
(2021)
Bridging the ‘Valley of Death’: Can Agile Principles Be Applied in Industry-Academia Research and Innovation Projects?.
Journal of the Knowledge Economy
Vitenskapelig artikkel
-
Ha, Taekwang;
Welo, Torgeir;
Ringen, Geir;
Wang, Jyhwen.
(2021)
A strategy for on-machine springback measurement in rotary draw bending using digital image-based laser tracking.
The International Journal of Advanced Manufacturing Technology
Vitenskapelig artikkel
-
Ringen, Geir;
Welo, Torgeir.
(2021)
Material substitution innovation - trajectories towards
circular economy.
ISPIM Lappeenranta University of Technology Press
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
2020
-
Ha, Taekwang;
Ma, Jun;
Blindheim, Jørgen;
Welo, Torgeir;
Ringen, Geir;
Wang, Jyhwen.
(2020)
In-line Springback Measurement for Tube Bending Using a Laser System.
Procedia Manufacturing
Vitenskapelig artikkel
-
Ma, Jun;
Ha, Taekwang;
Blindheim, Jørgen;
Welo, Torgeir;
Ringen, Geir;
Li, Heng.
(2020)
Exploring the Influence of Pre/Post-Aging on Springback in Al-Mg-Si Alloy Tube Bending.
Procedia Manufacturing
Vitenskapelig artikkel
-
Ringen, Geir;
Welo, Torgeir.
(2020)
Material substitution innovation - trajectories towards circular economy.
ISPIM Lappeenranta University of Technology Press
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Welo, Torgeir;
Ringen, Geir;
Ma, Jun.
(2020)
An overview and evaluation of alternative forming processes for complex aluminium products.
Procedia Manufacturing
Vitenskapelig artikkel
-
Ha, Taekwang;
Murudkar, Rahul;
Hartwig, Karl;
Welo, Torgeir;
Ringen, Geir;
Wang, Jyhwen.
(2020)
A feasibility study of continuous grain refinement of sheet metal.
Procedia Manufacturing
Vitenskapelig artikkel
-
Ringen, Geir;
Holtskog, Halvor;
Welo, Torgeir.
(2020)
A Novel Value Driven Co-creation Framework.
Springer Nature
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ringen, Geir;
Pålsrud, Frode Gulbrandsen;
Lodgaard, Eirin Anita.
(2020)
Interorganizational Learning in Manufacturing Networks.
Springer Nature
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Welo, Torgeir;
Ma, Jun;
Blindheim, Jørgen;
Ha, Taekwang;
Ringen, Geir.
(2020)
Flexible 3D Stretch Bending of Aluminium Alloy Profiles: An Experimental and Numerical Study.
Procedia Manufacturing
Vitenskapelig artikkel
-
Holtskog, Halvor;
Ringen, Geir.
(2020)
The insufficiency of lean tradition - Lean meets kodak moments.
Procedia CIRP
Vitenskapelig artikkel
-
Welo, Torgeir;
Ringen, Geir;
Rossi, Monica.
(2020)
Investigating Maturity of Lean Culture in Product Development Teams.
Lecture Notes in Networks and Systems
Vitenskapelig artikkel
2019
-
Barua, Deep;
Welo, Torgeir;
Ringen, Geir;
Wang, Jyhwen.
(2019)
An experimental study on interference friction welding process.
Procedia Manufacturing
Vitenskapelig artikkel
-
Mitcheltree, Christina Marie;
Holtskog, Halvor;
Ringen, Geir.
(2019)
Studying design thinking as a forthcoming source to innovation speed.
Proceedings of the International Conference on Engineering Design
Vitenskapelig artikkel
-
Schjøtt-Pedersen, Nikolai;
Welo, Torgeir;
Ringen, Geir;
Raknes, Christian Arne.
(2019)
Using set-based design for developing a 3D metal forming process.
Procedia CIRP
Vitenskapelig artikkel
-
Beste, Carina;
Welo, Torgeir;
Ringen, Geir.
(2019)
Newness and Outcomes in Commodity-Driven New-Product Development Projects: A Survey in the Norwegian Manufacturing Industry.
Procedia CIRP
Vitenskapelig artikkel
-
Welo, Torgeir;
Lycke, Atle;
Ringen, Geir.
(2019)
Investigating the use of set-based concurrent engineering in product manufacturing companies.
Procedia CIRP
Vitenskapelig artikkel
2018
-
Holtskog, Halvor;
Ringen, Geir.
(2018)
Social mechanisms of performance systems.
European Journal of Workplace Innovation
Vitenskapelig artikkel
-
Holtskog, Halvor;
Lied, Lars Harald;
Ringen, Geir.
(2018)
Coping with technology: A future of robots?.
Routledge
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ringen, Geir;
Welo, Torgeir.
(2018)
The product development learning process and its relation to performance indicators
.
Procedia Manufacturing
Vitenskapelig artikkel
-
Welo, Torgeir;
Ringen, Geir.
(2018)
Investigating Organizational Knowledge Transformation Capabilities in Integrated Manufacturing and Product Development Companies.
Procedia CIRP
Vitenskapelig artikkel
-
Holtskog, Halvor;
Carayannis, Elias G.;
Kaloudis, Aris;
Ringen, Geir.
(2018)
Learning Factories: The Nordic Model of Manufacturing.
Palgrave Macmillan
Palgrave Macmillan
Vitenskapelig monografi
2017
-
Ringen, Geir;
Schulte, Kjersti Øverbø.
(2017)
Continuous vs step change production process improvement as enablers for product redesign and new market opportunities.
IFIP Advances in Information and Communication Technology
Vitenskapelig artikkel
-
Welo, Torgeir;
Ringen, Geir.
(2017)
Lean assessment and transformation strategies in product development: A longitudinal study.
Proceedings of the International Conference on Engineering Design
Vitenskapelig artikkel
2016
-
Welo, Torgeir;
Ringen, Geir.
(2016)
Beyond Waste Elimination: Assessing Lean Practices in Product Development.
Procedia CIRP
Vitenskapelig artikkel
-
Holtskog, Halvor;
Martinsen, Kristian;
Skogsrød, Torbjørn;
Ringen, Geir.
(2016)
The Pivoting Problem of Lean.
Procedia CIRP
Vitenskapelig oversiktsartikkel/review
-
Lodgaard, Eirin Anita;
Ringen, Geir;
Larsson, Catrine Eleonor.
(2016)
Viewing the engineering change process from a lean product development and a business perspective.
Journal of the Knowledge Economy
Vitenskapelig artikkel
-
Welo, Torgeir;
Ringen, Geir.
(2016)
Customer-focused development practices in Systems Engineering companies A case study across industry sectors.
IEEE conference proceedings
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ringen, Geir;
Welo, Torgeir;
Østerbø, Emma.
(2016)
Learning and Knowledge Systems in Product Development Environments.
Procedia CIRP
Vitenskapelig artikkel
2015
-
Ringen, Geir;
Welo, Torgeir.
(2015)
Knowledge Based Development Practices in Systems Engineering Companies: A Comparative Study.
Curran Associates, Inc.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Welo, Torgeir;
Ringen, Geir.
(2015)
Investigating lean development practices in SE companies: A comparative study between sectors.
Procedia Computer Science
Vitenskapelig artikkel
2014
-
Ringen, Geir;
Welo, Torgeir.
(2014)
Stabilizing new-product development processes – a prerequisite or a barrier to satisfy customer wants and needs?.
Procedia CIRP
Vitenskapelig artikkel
-
Ringen, Geir;
Aschehoug, Silje Helene;
Holtskog, Halvor;
Ingvaldsen, Jonas A.
(2014)
Integrating Quality and Lean into a Holistic Production System.
Procedia CIRP
Vitenskapelig artikkel
-
Ringen, Geir;
Rolfsen, Monica.
(2014)
Lean kommune.
Fagbokforlaget
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ringen, Geir;
Rolfsen, Monica.
(2014)
Lean blir norsk.
Fagbokforlaget
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ingvaldsen, Jonas A;
Ringen, Geir.
(2014)
Første verktøyskuff: Standardisering.
Fagbokforlaget
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ingvaldsen, Jonas A;
Ringen, Geir.
(2014)
Tredje verktøyskuff: Visualisering.
Fagbokforlaget
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ingvaldsen, Jonas A;
Ringen, Geir;
Rolfsen, Monica.
(2014)
Lean på global vandring.
Fagbokforlaget
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ingvaldsen, Jonas A;
Netland, Torbjørn H.;
Ringen, Geir.
(2014)
Step changes in mature production systems.
NTNU, IØT
Rapport
-
Ringen, Geir;
Lodgaard, Eirin Anita.
(2014)
Fjerde verktøyskuff: Kontinuerlig forbedring.
Fagbokforlaget
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Aschehoug, Silje Helene;
Schulte, Kjersti Øverbø;
Ringen, Geir.
(2014)
Early Innovation Leadership.
The Design Society
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
2013
-
Welo, Torgeir;
Aschehoug, Silje Helene;
Ringen, Geir.
(2013)
Assessing the Relationship between New Product Development Practices and Performance in the Norwegian Manufacturing Industry.
Springer
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ringen, Geir;
Holtskog, Halvor.
(2013)
How enablers for lean product development motivate engineers.
International journal of computer integrated manufacturing (Print)
Vitenskapelig artikkel
-
Ingvaldsen, Jonas A;
Holtskog, Halvor;
Ringen, Geir.
(2013)
Unlocking work standards through systematic work observation: implications for team supervision.
Team Performance Management
Vitenskapelig artikkel
-
Holtskog, Halvor;
Ringen, Geir.
(2013)
Opportunities in the Wake of Crisis.
Procedia CIRP
Vitenskapelig artikkel
2012
-
Ringen, Geir;
Holtskog, Halvor;
Martinsen, Kristian.
(2012)
User Friendly Framework for Measuring Product and Process Novelty in the Early Stages of Product Development.
Procedia CIRP
Vitenskapelig artikkel
-
Ringen, Geir;
Henriksen, Ottar;
Myklebust, Odd.
(2012)
Raufoss Technology Globalization Straegies and Implementation.
Tapir Akademisk Forlag
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Welo, Torgeir;
Ringen, Geir.
(2012)
NPD Practices in the Norwegian Manufacturing Industry: Assessing the Relationship between Key Dimensions and Performance.
Annet
-
Aschehoug, Silje Helene;
Boks, Casper;
Ringen, Geir;
Aasland, Knut Einar.
(2012)
Investigating the importance of sustainability information in Product Development and Design.
The Design Society
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
2011
-
Lodgaard, Eirin Anita;
Pellegård, Øystein;
Ringen, Geir;
Klokkehaug, Jon Andreas.
(2011)
Failure Mode and Effects Analysis in Combination with the Problem-Solving A3.
The Design Society
Annet
2009
-
Fleten, Stein-Erik;
Ringen, Geir.
(2009)
New renewable electricity capacity under uncertainty: The potential in Norway.
Journal of Energy Markets
Vitenskapelig artikkel
2008
-
Ringen, Geir;
Sørby, Knut;
Martinsen, Kristian.
(2008)
High-pressure coolant chip control in boring of aluminium alloys.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
2006
-
Fleten, Stein-Erik;
Ringen, Geir.
(2006)
New Renewable Electricity Capacity under Uncertainty: The Potential in Norway.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Tidsskriftspublikasjoner
-
Sarkar, Aritra;
Arbo, Siri Marthe;
Aktunali, Mehmet;
Holmestad, Jon;
Viespoli, Luigi Mario;
Nyhus, Bård.
(2024)
A study on the influence of impurity content on fatigue endurance in a 6082 Al-alloy.
International Journal of Fatigue
Vitenskapelig artikkel
-
Ha, Taekwang;
Welo, Torgeir;
Ringen, Geir;
Wang, Jyhwen.
(2024)
Smart Control of Springback in Stretch Bending of a Rectangular Tube by an Artificial Neural Network.
Journal of Manufacturing Science and Engineering
Vitenskapelig artikkel
-
Øien, Christian Dalheim;
Ringen, Geir.
(2024)
Data-driven through-process modelling of aluminum extrusion: Predicting mechanical properties.
Manufacturing Letters
Vitenskapelig artikkel
-
Ha, Taekwang;
Welo, Torgeir;
Ringen, Geir;
Wang, Jyhwen.
(2024)
Formability prediction of perforated sheet metal by representative volume element and homogenized sheet models.
Manufacturing Letters
Vitenskapelig artikkel
-
Tabosa Da Silva, Ana Lyvia;
Assuad, Carla Susana A;
Ringen, Geir.
(2024)
A data management framework for life cycle simulation in extruded Aluminium products production.
Procedia CIRP
Vitenskapelig oversiktsartikkel/review
-
Tabosa Da Silva, Ana Lyvia;
Agudelo Assuad, Carla Susana;
Ringen, Geir.
(2024)
A data management framework for life cycle simulation in extruded Aluminium products production.
Procedia CIRP
Vitenskapelig artikkel
-
Akram, Md Ali;
Holthe, Ragnar;
Ringen, Geir.
(2023)
Rapid Sorting of Post-consumer Scrap Aluminium Alloys Based on Laser-Induced Breakdown Spectroscopy (LIBS).
IFIP Advances in Information and Communication Technology
Vitenskapelig artikkel
-
Assuad, Carla Susana A;
Øien, Christian Dalheim;
Ringen, Geir.
(2023)
Circularity assessment of the effects of customer preferences towards sustainable development on producers for aluminum-based products in Norway.
Procedia CIRP
Vitenskapelig artikkel
-
Ha, Taekwang;
Welo, Torgeir;
Ringen, Geir;
Wang, Jyhwen.
(2023)
On Kinematics in Sequential Three-Dimensional Stretch Bending: Analytical Springback Model.
Journal of Manufacturing Science and Engineering
Vitenskapelig artikkel
-
Sarkar, Aritra;
Razavi, Nima;
Ringen, Geir;
Welo, Torgeir.
(2023)
Assessing the fatigue behaviour of recycled Al-alloys: A critical review.
Materialia
Vitenskapelig artikkel
-
Ringen, Geir;
Welo, Torgeir;
Breivik, Sissel Marie.
(2022)
Rapid Manufacturing of Die-casting Tools - a Case Study.
Procedia CIRP
Vitenskapelig artikkel
-
Elkjær, Aksel Sean;
Sørhaug, Jørgen A;
Ringen, Geir;
Bjørge, Ruben;
Grong, Øystein.
(2022)
Electrical and thermal stability of Al-Cu welds: Performance benchmarking of the hybrid metal extrusion and bonding process.
Journal of Manufacturing Processes
Vitenskapelig artikkel
-
Shafqat, Ali;
Oehmen, Josef;
Welo, Torgeir;
Ringen, Geir.
(2022)
The role of risk mitigation actions in engineering projects: An empirical investigation.
Systems Engineering
Vitenskapelig artikkel
-
Ma, Jun;
Tronvoll, Sigmund Arntsønn;
Welo, Torgeir;
Ringen, Geir.
(2022)
On Dimensional Control in Rotary Stretch Bending of Aluminum Profiles: Loading-Path Effects.
Manufacturing Letters
Vitenskapelig artikkel
-
Kovalevskaya, Daria;
Pedersen, Ann-Charlott;
Holmen, Elsebeth;
Kaloudis, Aris;
Ringen, Geir.
(2022)
Triads in Lean Management: Analyzing Buyer–Supplier-Supplier and Buyer–Supplier-Supplier’s Supplier Relationships for Zero-Defect Manufacturing.
Journal of the Knowledge Economy
Vitenskapelig artikkel
-
Mitcheltree, Christina Marie;
Holtskog, Halvor;
Ringen, Geir.
(2022)
Towards a shared vision in innovation projects: Understanding actor involvement as a preventative approach against defensive routines for innovation capability.
Procedia CIRP
Vitenskapelig artikkel
-
Ringen, Geir.
(2022)
Value Chain Data Integrity and Quality - A Case Study.
INCOSE International Symposium
Vitenskapelig artikkel
-
Fragapane, Giuseppe;
Schulte, Kjersti Øverbø;
Eleftheriadis, Ragnhild;
Reke, Eivind;
Ringen, Geir.
(2022)
A Cross-disciplinary, cross-organizational approach to sustainable design and product innovation in the aluminum industry .
Procedia CIRP
Vitenskapelig artikkel
-
Ringen, Geir;
Landsem, Kristin Lorentzen;
Holtskog, Halvor.
(2022)
Design for Excellence to Explore Complex Product Service Systems: A Case Study.
Procedia CIRP
Vitenskapelig artikkel
-
Elkjær, Aksel Sean;
Ringen, Geir;
Bjørge, Ruben;
Hagen, Catalina Hoem Musinoi;
Lædre, Sigrid;
Magnusson, Niklas.
(2022)
Reliability of Bolted Aluminum Busbars for Battery
Systems: Effect of Nickel Coating and Corrosive Environment.
IEEE Transactions on Transportation Electrification
Vitenskapelig artikkel
-
Hansen, Irina-Emily;
Mork, Ola Jon;
Welo, Torgeir;
Ringen, Geir.
(2021)
Bridging the ‘Valley of Death’: Can Agile Principles Be Applied in Industry-Academia Research and Innovation Projects?.
Journal of the Knowledge Economy
Vitenskapelig artikkel
-
Ha, Taekwang;
Welo, Torgeir;
Ringen, Geir;
Wang, Jyhwen.
(2021)
A strategy for on-machine springback measurement in rotary draw bending using digital image-based laser tracking.
The International Journal of Advanced Manufacturing Technology
Vitenskapelig artikkel
-
Ha, Taekwang;
Ma, Jun;
Blindheim, Jørgen;
Welo, Torgeir;
Ringen, Geir;
Wang, Jyhwen.
(2020)
In-line Springback Measurement for Tube Bending Using a Laser System.
Procedia Manufacturing
Vitenskapelig artikkel
-
Ma, Jun;
Ha, Taekwang;
Blindheim, Jørgen;
Welo, Torgeir;
Ringen, Geir;
Li, Heng.
(2020)
Exploring the Influence of Pre/Post-Aging on Springback in Al-Mg-Si Alloy Tube Bending.
Procedia Manufacturing
Vitenskapelig artikkel
-
Welo, Torgeir;
Ringen, Geir;
Ma, Jun.
(2020)
An overview and evaluation of alternative forming processes for complex aluminium products.
Procedia Manufacturing
Vitenskapelig artikkel
-
Ha, Taekwang;
Murudkar, Rahul;
Hartwig, Karl;
Welo, Torgeir;
Ringen, Geir;
Wang, Jyhwen.
(2020)
A feasibility study of continuous grain refinement of sheet metal.
Procedia Manufacturing
Vitenskapelig artikkel
-
Welo, Torgeir;
Ma, Jun;
Blindheim, Jørgen;
Ha, Taekwang;
Ringen, Geir.
(2020)
Flexible 3D Stretch Bending of Aluminium Alloy Profiles: An Experimental and Numerical Study.
Procedia Manufacturing
Vitenskapelig artikkel
-
Holtskog, Halvor;
Ringen, Geir.
(2020)
The insufficiency of lean tradition - Lean meets kodak moments.
Procedia CIRP
Vitenskapelig artikkel
-
Welo, Torgeir;
Ringen, Geir;
Rossi, Monica.
(2020)
Investigating Maturity of Lean Culture in Product Development Teams.
Lecture Notes in Networks and Systems
Vitenskapelig artikkel
-
Barua, Deep;
Welo, Torgeir;
Ringen, Geir;
Wang, Jyhwen.
(2019)
An experimental study on interference friction welding process.
Procedia Manufacturing
Vitenskapelig artikkel
-
Mitcheltree, Christina Marie;
Holtskog, Halvor;
Ringen, Geir.
(2019)
Studying design thinking as a forthcoming source to innovation speed.
Proceedings of the International Conference on Engineering Design
Vitenskapelig artikkel
-
Schjøtt-Pedersen, Nikolai;
Welo, Torgeir;
Ringen, Geir;
Raknes, Christian Arne.
(2019)
Using set-based design for developing a 3D metal forming process.
Procedia CIRP
Vitenskapelig artikkel
-
Beste, Carina;
Welo, Torgeir;
Ringen, Geir.
(2019)
Newness and Outcomes in Commodity-Driven New-Product Development Projects: A Survey in the Norwegian Manufacturing Industry.
Procedia CIRP
Vitenskapelig artikkel
-
Welo, Torgeir;
Lycke, Atle;
Ringen, Geir.
(2019)
Investigating the use of set-based concurrent engineering in product manufacturing companies.
Procedia CIRP
Vitenskapelig artikkel
-
Holtskog, Halvor;
Ringen, Geir.
(2018)
Social mechanisms of performance systems.
European Journal of Workplace Innovation
Vitenskapelig artikkel
-
Ringen, Geir;
Welo, Torgeir.
(2018)
The product development learning process and its relation to performance indicators
.
Procedia Manufacturing
Vitenskapelig artikkel
-
Welo, Torgeir;
Ringen, Geir.
(2018)
Investigating Organizational Knowledge Transformation Capabilities in Integrated Manufacturing and Product Development Companies.
Procedia CIRP
Vitenskapelig artikkel
-
Ringen, Geir;
Schulte, Kjersti Øverbø.
(2017)
Continuous vs step change production process improvement as enablers for product redesign and new market opportunities.
IFIP Advances in Information and Communication Technology
Vitenskapelig artikkel
-
Welo, Torgeir;
Ringen, Geir.
(2017)
Lean assessment and transformation strategies in product development: A longitudinal study.
Proceedings of the International Conference on Engineering Design
Vitenskapelig artikkel
-
Welo, Torgeir;
Ringen, Geir.
(2016)
Beyond Waste Elimination: Assessing Lean Practices in Product Development.
Procedia CIRP
Vitenskapelig artikkel
-
Holtskog, Halvor;
Martinsen, Kristian;
Skogsrød, Torbjørn;
Ringen, Geir.
(2016)
The Pivoting Problem of Lean.
Procedia CIRP
Vitenskapelig oversiktsartikkel/review
-
Lodgaard, Eirin Anita;
Ringen, Geir;
Larsson, Catrine Eleonor.
(2016)
Viewing the engineering change process from a lean product development and a business perspective.
Journal of the Knowledge Economy
Vitenskapelig artikkel
-
Ringen, Geir;
Welo, Torgeir;
Østerbø, Emma.
(2016)
Learning and Knowledge Systems in Product Development Environments.
Procedia CIRP
Vitenskapelig artikkel
-
Welo, Torgeir;
Ringen, Geir.
(2015)
Investigating lean development practices in SE companies: A comparative study between sectors.
Procedia Computer Science
Vitenskapelig artikkel
-
Ringen, Geir;
Welo, Torgeir.
(2014)
Stabilizing new-product development processes – a prerequisite or a barrier to satisfy customer wants and needs?.
Procedia CIRP
Vitenskapelig artikkel
-
Ringen, Geir;
Aschehoug, Silje Helene;
Holtskog, Halvor;
Ingvaldsen, Jonas A.
(2014)
Integrating Quality and Lean into a Holistic Production System.
Procedia CIRP
Vitenskapelig artikkel
-
Ringen, Geir;
Holtskog, Halvor.
(2013)
How enablers for lean product development motivate engineers.
International journal of computer integrated manufacturing (Print)
Vitenskapelig artikkel
-
Ingvaldsen, Jonas A;
Holtskog, Halvor;
Ringen, Geir.
(2013)
Unlocking work standards through systematic work observation: implications for team supervision.
Team Performance Management
Vitenskapelig artikkel
-
Holtskog, Halvor;
Ringen, Geir.
(2013)
Opportunities in the Wake of Crisis.
Procedia CIRP
Vitenskapelig artikkel
-
Ringen, Geir;
Holtskog, Halvor;
Martinsen, Kristian.
(2012)
User Friendly Framework for Measuring Product and Process Novelty in the Early Stages of Product Development.
Procedia CIRP
Vitenskapelig artikkel
-
Fleten, Stein-Erik;
Ringen, Geir.
(2009)
New renewable electricity capacity under uncertainty: The potential in Norway.
Journal of Energy Markets
Vitenskapelig artikkel
Bøker
-
Sariyarlioglu, Eren Can;
Negozio, Marco;
Ma, Jun;
Welo, Torgeir;
Ringen, Geir.
(2023)
Effect of Die Design on Charge Welds in Aluminium Extrusion.
Springer
Springer
Vitenskapelig antologi/Konferanseserie
-
Holtskog, Halvor;
Carayannis, Elias G.;
Kaloudis, Aris;
Ringen, Geir.
(2018)
Learning Factories: The Nordic Model of Manufacturing.
Palgrave Macmillan
Palgrave Macmillan
Vitenskapelig monografi
Del av bok/rapport
-
Ringen, Geir.
(2023)
Case innen verdikjedebetraktninger i Industri 4.0.
Fagbokforlaget
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ringen, Geir.
(2023)
Produktutvikling.
Fagbokforlaget
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ringen, Geir;
Welo, Torgeir.
(2021)
Material substitution innovation - trajectories towards
circular economy.
ISPIM Lappeenranta University of Technology Press
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ringen, Geir;
Welo, Torgeir.
(2020)
Material substitution innovation - trajectories towards circular economy.
ISPIM Lappeenranta University of Technology Press
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ringen, Geir;
Holtskog, Halvor;
Welo, Torgeir.
(2020)
A Novel Value Driven Co-creation Framework.
Springer Nature
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ringen, Geir;
Pålsrud, Frode Gulbrandsen;
Lodgaard, Eirin Anita.
(2020)
Interorganizational Learning in Manufacturing Networks.
Springer Nature
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Holtskog, Halvor;
Lied, Lars Harald;
Ringen, Geir.
(2018)
Coping with technology: A future of robots?.
Routledge
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Welo, Torgeir;
Ringen, Geir.
(2016)
Customer-focused development practices in Systems Engineering companies A case study across industry sectors.
IEEE conference proceedings
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ringen, Geir;
Welo, Torgeir.
(2015)
Knowledge Based Development Practices in Systems Engineering Companies: A Comparative Study.
Curran Associates, Inc.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ringen, Geir;
Rolfsen, Monica.
(2014)
Lean kommune.
Fagbokforlaget
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ringen, Geir;
Rolfsen, Monica.
(2014)
Lean blir norsk.
Fagbokforlaget
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ingvaldsen, Jonas A;
Ringen, Geir.
(2014)
Første verktøyskuff: Standardisering.
Fagbokforlaget
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ingvaldsen, Jonas A;
Ringen, Geir.
(2014)
Tredje verktøyskuff: Visualisering.
Fagbokforlaget
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ingvaldsen, Jonas A;
Ringen, Geir;
Rolfsen, Monica.
(2014)
Lean på global vandring.
Fagbokforlaget
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ringen, Geir;
Lodgaard, Eirin Anita.
(2014)
Fjerde verktøyskuff: Kontinuerlig forbedring.
Fagbokforlaget
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Aschehoug, Silje Helene;
Schulte, Kjersti Øverbø;
Ringen, Geir.
(2014)
Early Innovation Leadership.
The Design Society
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Welo, Torgeir;
Aschehoug, Silje Helene;
Ringen, Geir.
(2013)
Assessing the Relationship between New Product Development Practices and Performance in the Norwegian Manufacturing Industry.
Springer
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Ringen, Geir;
Henriksen, Ottar;
Myklebust, Odd.
(2012)
Raufoss Technology Globalization Straegies and Implementation.
Tapir Akademisk Forlag
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Welo, Torgeir;
Ringen, Geir.
(2012)
NPD Practices in the Norwegian Manufacturing Industry: Assessing the Relationship between Key Dimensions and Performance.
Annet
-
Aschehoug, Silje Helene;
Boks, Casper;
Ringen, Geir;
Aasland, Knut Einar.
(2012)
Investigating the importance of sustainability information in Product Development and Design.
The Design Society
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Lodgaard, Eirin Anita;
Pellegård, Øystein;
Ringen, Geir;
Klokkehaug, Jon Andreas.
(2011)
Failure Mode and Effects Analysis in Combination with the Problem-Solving A3.
The Design Society
Annet
-
Ringen, Geir;
Sørby, Knut;
Martinsen, Kristian.
(2008)
High-pressure coolant chip control in boring of aluminium alloys.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Fleten, Stein-Erik;
Ringen, Geir.
(2006)
New Renewable Electricity Capacity under Uncertainty: The Potential in Norway.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Rapport
-
Ingvaldsen, Jonas A;
Netland, Torbjørn H.;
Ringen, Geir.
(2014)
Step changes in mature production systems.
NTNU, IØT
Rapport
Undervisning
Emner
- MM8500 - Innovation in complex systems
- TØL4015 - Project work
- TØL4007 - Product Development
- TMM4960 - Engineering Design and Materials, Master's Thesis
- IØ6571 - Introduction to Future Digital Organizations
- TMM4540 - Industrial ICT Engineering Design and Materials, Specialization Project
- TMM4285 - Lifecycle Performance of Aluminum Products
- TMM4560 - Engineering Design and Materials, Specialization Project
- TMM4280 - Advanced Product Development
- TMM4182 - Fundamentals of Metal Forming and Sustainable Manufacturing Processes
- TMM4935 - Industrial ICT, Master's Thesis
Formidling
2023
-
Vitenskapelig foredragRingen, Geir; Furu, Trond. (2023) Aluminium long span suspension bridges - ambitions, opportunities and challenges. AluQuebec and REGAL 15th International Aluminium Conference - INALCO , Quebec 2023-10-11 - 2023-11-13
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Vitenskapelig foredragSariyarlioglu, Eren Can; Negozio, Marco; Ma, Jun; Welo, Torgeir; Ringen, Geir. (2023) Effect of Die Design on Charge Welds in Aluminium Extrusion. The 14th International Conference on the Technology of Plasticity , Mandelieu - La Napoule 2023-09-24 - 2023-09-29
-
Vitenskapelig foredragHolthe, Ragnar; Ringen, Geir. (2023) Rapid Sorting of Post-consumer Scrap Aluminium Alloys Based on Laser-Induced Breakdown Spectroscopy (LIBS). APMS 2023 IFIP International Conference on Advances in Production Management Systems , Trondheim 2023-09-18 - 2023-09-20
-
Vitenskapelig foredragHa, Taekwang; Welo, Torgeir; Ringen, Geir; Wang, Jyhwen. (2023) On Kinematics in Sequential Three-Dimensional Stretch Bending: Analytical Springback Model. International Manufacturing Science and Engineering Conference (MSEC 2023) , New Brunswick 2023-06-12 - 2023-06-13
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Vitenskapelig foredragRingen, Geir; Sandnes, Lise; Welo, Torgeir; Rolle, R.. (2023) The effect of gap variations on the quality of thick-walled FSW joints. The 12th Aluminium Two Thousand World Congress , Bologna 2023-09-18 - 2023-09-22
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Vitenskapelig foredragWelo, Torgeir; Ringen, Geir. (2023) Factors impacting implementation of Lean in Engineering. LSS World Lean Six Sigma World Conference , Orlando 2023-03-15 - 2023-03-16
2022
-
Vitenskapelig foredragRingen, Geir; Welo, Torgeir. (2022) Framework for Predicting Dimensional Accuracy of 3D-Formed Aluminum Profiles – Based on Industry 4.0 Principles. AEC ET22 - Aluminum Extruders Council 2022-05-03 - 2022-05-05
2021
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Vitenskapelig foredragRingen, Geir; Welo, Torgeir. (2021) Material substitution innovation - trajectories towards circular economy. ISPIM XXXII ISPIM Innovation Conference - Innovating Our Common Future , Berlin 2021-06-20 - 2021-06-23
-
Vitenskapelig foredragHa, Taekwang; Ma, Jun; Blindheim, Jørgen; Welo, Torgeir; Ringen, Geir; Wang, Jyhwen. (2021) A computer vision-based, in-situ springback monitoring technique for bending of large profiles. Liege Univeristy 24th International Conference on Material Forming , Liege 2021-04-14 - 2021-04-16
-
Vitenskapelig foredragMa, Jun; Welo, Torgeir; Ringen, Geir. (2021) Efficient Prediction of Real-Time Forming Forces in Flexible Stretch Bending. Liege Univeristy 24th International Conference on Material Forming , Liege 2021-04-14 - 2021-04-16
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Vitenskapelig foredragMa, Jun; Tronvoll, Sigmund Arntsønn; Welo, Torgeir; Ringen, Geir. (2021) On Dimensional Control in Rotary Stretch Bending of Aluminum Profiles: Loading-Path Effects. Purdue University 50th SME North American Manufacturing Research Conference (NAMRC 50, 2022) , West Lafayette 2021-06-27 - 2021-07-01
2020
-
Vitenskapelig foredragRingen, Geir; Lodgaard, Eirin Anita. (2020) Interorganizational Learning in Manufacturing Networks. APMS APMS 2020 , Novi Sad 2020-08-30 - 2020-09-03
-
Vitenskapelig foredragMa, Jun; Ha, Taekwang; Welo, Torgeir; Blindheim, Jørgen; Ringen, Geir. (2020) Exploring the Influence of Pre/Post-Aging on Springback in Al-Mg-Si Alloy Tube Bending. European Scientific Association for Materials Forming 23rd International Conference on Material Forming 2020-05-04 - 2020-05-08
-
Vitenskapelig foredragHa, Taekwang; Ma, Jun; Blindheim, Jørgen; Welo, Torgeir; Ringen, Geir; Wang, Jyhwen. (2020) In-line Springback Measurement for Tube Bending Using a Laser System. European Scientific Association for Materials Forming 23rd International Conference on Material Forming 2020-05-04 - 2020-05-08
-
Vitenskapelig foredragWelo, Torgeir; Ma, Jun; Blindheim, Jørgen; Ha, Taekwang; Ringen, Geir. (2020) Flexible 3D Stretch Bending of Aluminium Alloy Profiles: An Experimental and Numerical Study. AGH University of Science and Technology 18th International Conference on Metal Forming 2020-09-13 - 2020-09-16
-
Vitenskapelig foredragHa, Taekwang; Murudkar, Rahul; Hartwig, Karl; Welo, Torgeir; Ringen, Geir; Wang, Jyhwen. (2020) A feasibility study of continuous grain refinement of sheet metal. SME 48th SME North American Manufacturing Research Conference 2020-06-22 - 2020-06-26
2018
-
Vitenskapelig foredragHuang, Lizhen; Martinsen, Kristian; Holtskog, Halvor; Ringen, Geir. (2018) Data driven recycling: products as plastic bank. Univerisity i Agder Coping with the future , Kristansand 2018-10-08 - 2018-10-10
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Vitenskapelig foredragHoltskog, Halvor; Ringen, Geir; Ennals, Richard. (2018) The insufficiency of Lean thinking and how to build an alternative powerful and persuasive thinking. UiA and NTNU Coping with the Future - conference , Kristiansand 2018-10-08 - 2018-10-10
2014
-
Vitenskapelig foredragAschehoug, Silje Helene; Schulte, Kjersti Øverbø; Ringen, Geir. (2014) Early Innovation Leadership. The Design Society 2014 NordDesign 2014 , Espoo 2014-08-27 - 2014-08-29
2013
-
Vitenskapelig foredragAschehoug, Silje Helene; Ringen, Geir. (2013) Open Innovation and Idea Generation in SMEs. The Design Society ICED 13 , Seoul 2013-08-19 - 2013-08-22
-
Vitenskapelig foredragWelo, Torgeir; Ringen, Geir. (2013) Implementing an Event-Driven NPD Process: A Case Study of Absorptive Capacity of the Concept within Project Teams. The Design Society ICED 13 , Seoul 2013-08-19 - 2013-08-22
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Vitenskapelig foredragIngvaldsen, Jonas A; Holtskog, Halvor; Ringen, Geir. (2013) The Ambivalence of Supervisors in Industry Revisited: Bosses or Primus Inter Pares?. IWOT INTERNATIONAL WORKSHOP ON TEAMWORKING 17 , Leiden 2013-09-12 - 2013-09-13
2012
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Populærvitenskapelig foredragAschehoug, Silje Helene; Ringen, Geir; Schulte, Kjersti Øverbø. (2012) Lean produktutvikling i Tine. Tine FoU Miniseminar , Oslo 2012-11-23 - 2012-11-23
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Vitenskapelig foredragWelo, Torgeir; Ringen, Geir. (2012) NPD Practices in the Norwegian Manufacturing Industry: Assessing the Relationship between Key Dimensions and Performance. The International Society for Professional Innovation Manage 5th ISPIM Innovation Symposium - Stimulating Innovation: Challenges for Management, Science & Technology , Seoul 2012-12-09 - 2012-12-12
2011
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Vitenskapelig foredragLodgaard, Eirin Anita; Pellegård, Øystein; Ringen, Geir; Klokkehaug, Jon Andreas. (2011) Failure Mode and Effects Analysis in Combination with the Problem-Solving A3. International Conference on Engineering Design, ICED11 , København 2011-08-15 - 2011-08-18
2009
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Vitenskapelig foredragRingen, Geir; Lodgaard, Eirin Anita; Langeland, Camilla. (2009) Continuous Improvement in a Product Development Environment. Chalmers University of Technology 2nd Nordic Conference on Product Lifecycle Management , Gøteborg 2009-01-28 - 2009-01-29