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  1. Ansatte

Språkvelger

English

Knut Sørby

Last ned pressefoto
Last ned pressefoto
Foto:

Knut Sørby

Professor
Institutt for maskinteknikk og produksjon

knut.sorby@ntnu.no
73590374 +4791897328 Verkstedteknisk, 232, Gløshaugen, Richard Birkelands vei 2B
Om Publikasjoner Undervisning Formidling

Om

Fagområder

Additiv tilvirkning (3D-printing) i metall
Dynamiske forhold og vibrasjonsdemping i maskineringsprosesser
Maskinering av superlegeringer
Verkstedteknisk måleteknikk, koordinatmåling
Geometriske toleranser

Undervisning

TMM4115 Produktmodellering
TPK4190 Produksjonsteknologi
TPK4195 Verkstedteknisk måleteknikk
TPK4440 Maskinering og additiv tilvirkning
MAST1002 Introduksjon til maskin
PK8102 Materialavvirkende bearbeiding

 

Publikasjoner

  • Kronologisk
  • Etter kategori
  • Alle publikasjoner i Nasjonalt vitenarkiv (NVA)

2024

  • Müller, Magdalena Susanne; Sørby, Knut. (2024) Investigations on chip breakability in lead-free brass alloy CW511L using different chip breaking geometries. Procedia CIRP
    Vitenskapelig artikkel
  • Hassel, Trond Arne; Marken, Lene Anita; Arbo, Siri Marthe; Rørvik, Gisle; Du, Qiang; Brøtan, Vegard. (2024) Microstructure Development in Duplex Stainless Steels from Additive Manufacturing with Coaxial Directed Energy Deposition and Heat Treatment. Metallurgical and Materials Transactions A
    Vitenskapelig artikkel
  • Hassel, Trond Arne; Kulbotten, Inge Morten; Arbo, Siri Marthe; Rørvik, Gisle; Brøtan, Vegard; Sørby, Knut. (2024) Corrosion, Impact Toughness and Tensile Properties of Duplex Stainless Steels Manufactured by Directed Energy Deposition. Metallurgical and Materials Transactions A
    Vitenskapelig artikkel
  • Otto, Robert; Soellner, Uliana; Kiener, Christoph; Boschert, Stefan; Wüchner, Roland; Sørby, Knut. (2024) Voxel-based 3D reconstruction of additively manufactured open porous structures for CFD simulation. The International Journal of Advanced Manufacturing Technology
    Vitenskapelig artikkel
  • Hassel, Trond Arne; Sørby, Knut; Brøtan, Vegard. (2024) Effect of preheat in DED-LB/wire of Ni-base, Cu-base and Fe-base alloys. Procedia CIRP
    Vitenskapelig artikkel

2023

  • Müller, Magdalena Susanne; Brans, Kilian; Meurer, Markus; Sørby, Knut; Bergs, Thomas. (2023) The effect of high-pressure cutting fluid supply on the chip breakability of lead-free brass alloys. The International Journal of Advanced Manufacturing Technology
    Vitenskapelig artikkel
  • Müller, Magdalena Susanne; Sørby, Knut. (2023) The Influence of the Rake Angle on the Cutting of Low-Lead and Lead-Free Brass Alloys.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hassel, Trond Arne; Brøtan, Vegard; Sørby, Knut. (2023) Design Considerations for a Directed Energy Deposition Cell.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2022

  • Müller, Magdalena Susanne; Sørby, Knut. (2022) Cutting Forces in Machining of Low-Lead and Lead-Free Brass Alloys.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Nes, Endre Verlo; Hovig, Even Wilberg; Feitosa, Leandro; Sørby, Knut. (2022) Effect of Building Orientation in Mechanical Properties of Ti6Al4V Produced with Laser Powder Bed Fusion.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Müller, Magdalena Susanne; Tomovic-Petrovic, Stanka; Sørby, Knut. (2022) Investigation of heat treatment to improve the machinability of lead-free brass alloy CW511L.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Otto, Robert; Sørby, Knut; Hesse, Bernhard; Gerber, Javier; Bortel, Emely; Kiener, Christoph. (2022) Synchrotron µ-CT-based morphological characterization of additively manufactured open porous structures. Additive Manufacturing
    Vitenskapelig artikkel

2021

  • Wu, Jian; Liu, Tonggang; Yu, Ning; Cao, Jiejie; Wang, Kesheng; Sørby, Knut. (2021) A Pin-on-Disk Tribometer for Friction and Lubricating Performance in mm-Scale. Tribology letter
    Vitenskapelig artikkel
  • Wu, Jian; Liu, Tonggang; Wang, Kesheng; Sørby, Knut. (2021) A measuring method for micro force based on MEMS planar torsional spring. Measurement Science and Technology
    Vitenskapelig artikkel
  • Wu, Jian; Sørby, Knut. (2021) Effect of Lubricant Viscosity on the Friction Behavior of the mm-scale Specimen.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hovig, Even Wilberg; Sørby, Knut; Boivie, Klas Magnus; Azar, Amin S.. (2021) Anisotropy in Metals Processed by Laser Powder Bed Fusion: Elastic and plastic anisotropy in static and dynamic mechanical loading. Norges teknisk-naturvitenskapelige universitet Norges teknisk-naturvitenskapelige universitet
    Doktorgradsavhandling
  • Hovig, Even Wilberg; Azar, Amin S.; Solberg, Klas; Sørby, Knut. (2021) An investigation of the anisotropic properties of heat-treated maraging steel grade 300 processed by laser powder bed fusion. The International Journal of Advanced Manufacturing Technology
    Vitenskapelig artikkel
  • Solberg, Klas; Hovig, Even Wilberg; Sørby, Knut; Berto, Filippo. (2021) Directional fatigue behaviour of maraging steel grade 300 produced by laser powder bed fusion. International Journal of Fatigue
    Vitenskapelig artikkel

2020

  • Chelishchev, Petr; Sørby, Knut. (2020) Sample Strategies, Data Processing and Algorithms for Coordinate Measurements. Norges teknisk-naturvitenskapelige universitet Norges teknisk-naturvitenskapelige universitet
    Doktorgradsavhandling
  • Chelishchev, Petr; Sørby, Knut. (2020) Estimation of minimum volume of bounding box for geometrical metrology. International Journal of Metrology and Quality Engineering (IJMQE)
    Vitenskapelig artikkel
  • Hovig, Even Wilberg; Sørby, Knut. (2020) Influence of Laser Scan Speed on the Relative Density and Tensile Properties of 18Ni Maraging Steel Grade 300. Lecture Notes in Electrical Engineering
    Vitenskapelig artikkel
  • Chelishchev, Petr; Sørby, Knut. (2020) Simulation Algorithm of Sample Strategy for CMM Based on Neural Network Approach.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hovig, Even Wilberg; Azar, Amin S.; M'hamdi, Mohammed; Sørby, Knut. (2020) Mechanical Properties of AlSi10Mg Processed by Laser Powder Bed Fusion at Elevated Temperature. The Minerals, Metals & Materials Series
    Vitenskapelig artikkel
  • Teigen, Håvard; Sørby, Knut. (2020) Maskinering av blyfri messing. Norges teknisk-naturvitenskapelige universitet Norges teknisk-naturvitenskapelige universitet
    Mastergradsoppgave

2019

  • Chelishchev, Petr; Sørby, Knut. (2019) Optimization of Sample Size for Two-Point Diameter Verification in Coordinate Measurements. Lecture Notes in Electrical Engineering
    Vitenskapelig artikkel
  • Hovig, Even Wilberg; Holm, Håkon Dehli; Sørby, Knut. (2019) Effect of Processing Parameters on the Relative Density of AlSi10Mg Processed by Laser Powder Bed Fusion.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hagen, Catalina Hoem Musinoi; Hognestad, Asbjørn; Knudsen, Ole Øystein; Sørby, Knut. (2019) The effect of surface roughness on corrosion resistance of machined and epoxy coated steel. Progress in Organic Coatings
    Vitenskapelig artikkel
  • Hovig, Even Wilberg; Azar, Amin S.; Sunding, Martin Fleissner; Andreassen, Erik; Sørby, Knut. (2019) High cycle fatigue life estimation of materials processed by laser powder bed fusion. Fatigue & Fracture of Engineering Materials & Structures (FFEMS)
    Vitenskapelig artikkel

2018

  • Hovig, Even Wilberg; Azar, Amin S.; Sunding, Martin Fleissner; Sørby, Knut; M'hamdi, Mohammed; Andreassen, Erik. (2018) High cycle fatigue life estimation of AlSi10Mg processed by laser powder bed fusion. MATEC Web of Conferences
    Vitenskapelig artikkel
  • Tomac, Nikola; Sørby, Knut; Doboviček, Sandro. (2018) Formation of Built-Up Layer on the Tool in Turning Operation of Magnesium Alloys. Tehnicki Vjesnik
    Vitenskapelig artikkel
  • Hovig, Even Wilberg; Sørby, Knut; Drønen, Per Erik. (2018) Metal Penetration in Additively Manufactured Venting Slots for Low-Pressure Die Casting. Lecture Notes in Electrical Engineering
    Vitenskapelig artikkel
  • Chelishchev, Petr; Popov, Aleksandr; Sørby, Knut. (2018) Robust estimation of optimal sample size for CMM measurements with statistical tolerance limits. MATEC Web of Conferences
    Vitenskapelig artikkel
  • Chelishchev, Petr; Popov, Aleksandr; Sørby, Knut. (2018) An investigation of outlier detection procedures for CMM measurement data. MATEC Web of Conferences
    Vitenskapelig artikkel
  • Hovig, Even Wilberg; Azar, Amin S.; Grytten, Frode; Sørby, Knut; Andreassen, Erik. (2018) Determination of Anisotropic Mechanical Properties for Materials Processed by Laser Powder Bed Fusion. Advances in Materials Science and Engineering
    Vitenskapelig artikkel
  • Sørby, Knut; Østling, Dan. (2018) Precision turning with instrumented vibration-damped boring bars. Procedia CIRP
    Vitenskapelig artikkel
  • Sørby, Knut; Vagnorius, Zydrunas. (2018) High-Pressure Cooling in Turning of Inconel 625 with Ceramic Cutting Tools. Procedia CIRP
    Vitenskapelig artikkel

2016

  • Hovig, Even Wilberg; Brøtan, Vegard; Sørby, Knut. (2016) Additive Manufacturing for Enhanced Cooling in Moulds for Casting.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Brøtan, Vegard; Berg, Olav Åsebø; Sørby, Knut. (2016) Additive Manufacturing for Enhanced Performance of Molds. Procedia CIRP
    Vitenskapelig artikkel
  • Fergani, Omar; Atmani, Zoubir; Zenasni, Mohamed; Sørby, Knut. (2016) Physics-based Model to Predict Forces and Chip Morphology in the Machining of a Ti-6Al-4V Alloys for Aeronautical Applications. Procedia Manufacturing
    Vitenskapelig artikkel
  • Brøtan, Vegard; Fahlström, Johan; Sørby, Knut. (2016) Industrialization of Metal Powder Bed Fusion through Machine Shop Networking. Procedia CIRP
    Vitenskapelig artikkel
  • Sørby, Knut. (2016) Development and Optimization of Vibration-Damped Tool Holders for High Length-to-Diameter Boring Operations. High Speed Machining
    Vitenskapelig artikkel
  • Sharma, Vishal S; Singh, GurRaj; Sørby, Knut; Gupta, Munish Kumar. (2016) Parametric Optimization Using The Particle Swarm Optimization (PSO) Technique for Minimizing Tool Wear While Milling Inconel 718 Alloy Assisted by Minimum Quantity Lubrication (MQL).
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2015

  • Sørby, Knut; Sundseth, Einar. (2015) High-accuracy turning with slender boring bars. Advances in Manufacturing
    Vitenskapelig artikkel
  • Sharma, Vishal S; Singh, GurRaj; Sørby, Knut. (2015) A review on minimum quantity lubrication for machining processes. Materials and Manufacturing Processes
    Vitenskapelig artikkel

2014

  • Sørby, Knut. (2014) Precision Turning with Slender Boring Bars.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2013

  • Echtermeyer, Andreas; Emdal, Arnfinn; Grønli, Morten; Hakvåg, Jan Terje; Jacobsen, Terje; Nordal, Steinar. (2013) Rapport fra Laboratorieutvalget 2012/2013. Fakultet for ingeniørvitenskap og teknologi. NTNU NTNU
    Rapport
  • Sørby, Knut. (2013) Double tuned mass damper for long boring bars.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Sørby, Knut. (2013) High-Accuracy Turning with Long Boring Bars.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2011

  • Vagnorius, Zydrunas; Sørby, Knut. (2011) Effect of high pressure cooling on life of SiAlON tools in machining of Inconel 718. The International Journal of Advanced Manufacturing Technology
    Vitenskapelig artikkel

2010

  • Vagnorius, Zydrunas; Sørby, Knut. (2010) Effect of High Pressure Cooling on Life of SiAlON-based Ceramic Cutting Tools.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Sørby, Knut; Vagnorius, Zydrunas; Tønnessen, Kjell. (2010) Surface integrity in finish turning of nickel-base alloys with CBN tools.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Vagnorius, Zydrunas; Rausand, Marvin; Sørby, Knut. (2010) Determining optimal replacement time for metal cutting tools. European Journal of Operational Research
    Vitenskapelig artikkel

2009

  • Vagnorius, Zydrunas; Sørby, Knut; Rausand, Marvin. (2009) Probabilistic Model for Determination of Tool Replacement Time.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Vagnorius, Zydrunas; Sørby, Knut. (2009) Estimation of Cutting Tool Failure Costs. IEEE International Conference on Industrial Engineering and Engineering Management
    Vitenskapelig artikkel

2008

  • Sørby, Knut; Tønnessen, Kjell. (2008) Machinability of AerMet 100 in turning operations.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Ringen, Geir; Sørby, Knut; Martinsen, Kristian. (2008) High-pressure coolant chip control in boring of aluminium alloys.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Vagnorius, Zydrunas; Sørby, Knut. (2008) Reliability of Machine Tool Systems in Aircraft Industry.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2007

  • Sørby, Knut. (2007) Inverse kinematics of five-axis machines near singular configurations. International journal of machine tools & manufacture
    Vitenskapelig artikkel

2006

  • Sørby, Knut; Tønnessen, Kjell. (2006) High-pressure cooling of face-grooving operations in Ti6Al4V. Proceedings of the Institution of mechanical engineers. Part B, journal of engineering manufacture
    Vitenskapelig artikkel

2005

  • Sørby, Knut; Tønnessen, Kjell. (2005) Improving productivity in interrupted finish turning of Ti6Al4V.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2004

  • Sørby, Knut. (2004) Minimizing vibration tendencies in machining. Sandvik Coromant Sandvik Coromant
    Rapport
  • Sørby, Knut; Tønnessen, Kjell; Torjusen, Jan Erik. (2004) Methods for improving efficiency in turning Ti6Al4V.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2000

  • Sørby, Knut; Tønnessen, Kjell; Torjusen, Jan Erik. (2000) Improving high speed flank milling operations in multi-axis machines. CIRP annals
    Vitenskapelig artikkel

1999

  • Sørby, Knut. (1999) High-accuracy postprocessor for multi-axis machines.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

Tidsskriftspublikasjoner

  • Müller, Magdalena Susanne; Sørby, Knut. (2024) Investigations on chip breakability in lead-free brass alloy CW511L using different chip breaking geometries. Procedia CIRP
    Vitenskapelig artikkel
  • Hassel, Trond Arne; Marken, Lene Anita; Arbo, Siri Marthe; Rørvik, Gisle; Du, Qiang; Brøtan, Vegard. (2024) Microstructure Development in Duplex Stainless Steels from Additive Manufacturing with Coaxial Directed Energy Deposition and Heat Treatment. Metallurgical and Materials Transactions A
    Vitenskapelig artikkel
  • Hassel, Trond Arne; Kulbotten, Inge Morten; Arbo, Siri Marthe; Rørvik, Gisle; Brøtan, Vegard; Sørby, Knut. (2024) Corrosion, Impact Toughness and Tensile Properties of Duplex Stainless Steels Manufactured by Directed Energy Deposition. Metallurgical and Materials Transactions A
    Vitenskapelig artikkel
  • Otto, Robert; Soellner, Uliana; Kiener, Christoph; Boschert, Stefan; Wüchner, Roland; Sørby, Knut. (2024) Voxel-based 3D reconstruction of additively manufactured open porous structures for CFD simulation. The International Journal of Advanced Manufacturing Technology
    Vitenskapelig artikkel
  • Hassel, Trond Arne; Sørby, Knut; Brøtan, Vegard. (2024) Effect of preheat in DED-LB/wire of Ni-base, Cu-base and Fe-base alloys. Procedia CIRP
    Vitenskapelig artikkel
  • Müller, Magdalena Susanne; Brans, Kilian; Meurer, Markus; Sørby, Knut; Bergs, Thomas. (2023) The effect of high-pressure cutting fluid supply on the chip breakability of lead-free brass alloys. The International Journal of Advanced Manufacturing Technology
    Vitenskapelig artikkel
  • Otto, Robert; Sørby, Knut; Hesse, Bernhard; Gerber, Javier; Bortel, Emely; Kiener, Christoph. (2022) Synchrotron µ-CT-based morphological characterization of additively manufactured open porous structures. Additive Manufacturing
    Vitenskapelig artikkel
  • Wu, Jian; Liu, Tonggang; Yu, Ning; Cao, Jiejie; Wang, Kesheng; Sørby, Knut. (2021) A Pin-on-Disk Tribometer for Friction and Lubricating Performance in mm-Scale. Tribology letter
    Vitenskapelig artikkel
  • Wu, Jian; Liu, Tonggang; Wang, Kesheng; Sørby, Knut. (2021) A measuring method for micro force based on MEMS planar torsional spring. Measurement Science and Technology
    Vitenskapelig artikkel
  • Hovig, Even Wilberg; Azar, Amin S.; Solberg, Klas; Sørby, Knut. (2021) An investigation of the anisotropic properties of heat-treated maraging steel grade 300 processed by laser powder bed fusion. The International Journal of Advanced Manufacturing Technology
    Vitenskapelig artikkel
  • Solberg, Klas; Hovig, Even Wilberg; Sørby, Knut; Berto, Filippo. (2021) Directional fatigue behaviour of maraging steel grade 300 produced by laser powder bed fusion. International Journal of Fatigue
    Vitenskapelig artikkel
  • Chelishchev, Petr; Sørby, Knut. (2020) Estimation of minimum volume of bounding box for geometrical metrology. International Journal of Metrology and Quality Engineering (IJMQE)
    Vitenskapelig artikkel
  • Hovig, Even Wilberg; Sørby, Knut. (2020) Influence of Laser Scan Speed on the Relative Density and Tensile Properties of 18Ni Maraging Steel Grade 300. Lecture Notes in Electrical Engineering
    Vitenskapelig artikkel
  • Hovig, Even Wilberg; Azar, Amin S.; M'hamdi, Mohammed; Sørby, Knut. (2020) Mechanical Properties of AlSi10Mg Processed by Laser Powder Bed Fusion at Elevated Temperature. The Minerals, Metals & Materials Series
    Vitenskapelig artikkel
  • Chelishchev, Petr; Sørby, Knut. (2019) Optimization of Sample Size for Two-Point Diameter Verification in Coordinate Measurements. Lecture Notes in Electrical Engineering
    Vitenskapelig artikkel
  • Hagen, Catalina Hoem Musinoi; Hognestad, Asbjørn; Knudsen, Ole Øystein; Sørby, Knut. (2019) The effect of surface roughness on corrosion resistance of machined and epoxy coated steel. Progress in Organic Coatings
    Vitenskapelig artikkel
  • Hovig, Even Wilberg; Azar, Amin S.; Sunding, Martin Fleissner; Andreassen, Erik; Sørby, Knut. (2019) High cycle fatigue life estimation of materials processed by laser powder bed fusion. Fatigue & Fracture of Engineering Materials & Structures (FFEMS)
    Vitenskapelig artikkel
  • Hovig, Even Wilberg; Azar, Amin S.; Sunding, Martin Fleissner; Sørby, Knut; M'hamdi, Mohammed; Andreassen, Erik. (2018) High cycle fatigue life estimation of AlSi10Mg processed by laser powder bed fusion. MATEC Web of Conferences
    Vitenskapelig artikkel
  • Tomac, Nikola; Sørby, Knut; Doboviček, Sandro. (2018) Formation of Built-Up Layer on the Tool in Turning Operation of Magnesium Alloys. Tehnicki Vjesnik
    Vitenskapelig artikkel
  • Hovig, Even Wilberg; Sørby, Knut; Drønen, Per Erik. (2018) Metal Penetration in Additively Manufactured Venting Slots for Low-Pressure Die Casting. Lecture Notes in Electrical Engineering
    Vitenskapelig artikkel
  • Chelishchev, Petr; Popov, Aleksandr; Sørby, Knut. (2018) Robust estimation of optimal sample size for CMM measurements with statistical tolerance limits. MATEC Web of Conferences
    Vitenskapelig artikkel
  • Chelishchev, Petr; Popov, Aleksandr; Sørby, Knut. (2018) An investigation of outlier detection procedures for CMM measurement data. MATEC Web of Conferences
    Vitenskapelig artikkel
  • Hovig, Even Wilberg; Azar, Amin S.; Grytten, Frode; Sørby, Knut; Andreassen, Erik. (2018) Determination of Anisotropic Mechanical Properties for Materials Processed by Laser Powder Bed Fusion. Advances in Materials Science and Engineering
    Vitenskapelig artikkel
  • Sørby, Knut; Østling, Dan. (2018) Precision turning with instrumented vibration-damped boring bars. Procedia CIRP
    Vitenskapelig artikkel
  • Sørby, Knut; Vagnorius, Zydrunas. (2018) High-Pressure Cooling in Turning of Inconel 625 with Ceramic Cutting Tools. Procedia CIRP
    Vitenskapelig artikkel
  • Brøtan, Vegard; Berg, Olav Åsebø; Sørby, Knut. (2016) Additive Manufacturing for Enhanced Performance of Molds. Procedia CIRP
    Vitenskapelig artikkel
  • Fergani, Omar; Atmani, Zoubir; Zenasni, Mohamed; Sørby, Knut. (2016) Physics-based Model to Predict Forces and Chip Morphology in the Machining of a Ti-6Al-4V Alloys for Aeronautical Applications. Procedia Manufacturing
    Vitenskapelig artikkel
  • Brøtan, Vegard; Fahlström, Johan; Sørby, Knut. (2016) Industrialization of Metal Powder Bed Fusion through Machine Shop Networking. Procedia CIRP
    Vitenskapelig artikkel
  • Sørby, Knut. (2016) Development and Optimization of Vibration-Damped Tool Holders for High Length-to-Diameter Boring Operations. High Speed Machining
    Vitenskapelig artikkel
  • Sørby, Knut; Sundseth, Einar. (2015) High-accuracy turning with slender boring bars. Advances in Manufacturing
    Vitenskapelig artikkel
  • Sharma, Vishal S; Singh, GurRaj; Sørby, Knut. (2015) A review on minimum quantity lubrication for machining processes. Materials and Manufacturing Processes
    Vitenskapelig artikkel
  • Vagnorius, Zydrunas; Sørby, Knut. (2011) Effect of high pressure cooling on life of SiAlON tools in machining of Inconel 718. The International Journal of Advanced Manufacturing Technology
    Vitenskapelig artikkel
  • Vagnorius, Zydrunas; Rausand, Marvin; Sørby, Knut. (2010) Determining optimal replacement time for metal cutting tools. European Journal of Operational Research
    Vitenskapelig artikkel
  • Vagnorius, Zydrunas; Sørby, Knut. (2009) Estimation of Cutting Tool Failure Costs. IEEE International Conference on Industrial Engineering and Engineering Management
    Vitenskapelig artikkel
  • Sørby, Knut. (2007) Inverse kinematics of five-axis machines near singular configurations. International journal of machine tools & manufacture
    Vitenskapelig artikkel
  • Sørby, Knut; Tønnessen, Kjell. (2006) High-pressure cooling of face-grooving operations in Ti6Al4V. Proceedings of the Institution of mechanical engineers. Part B, journal of engineering manufacture
    Vitenskapelig artikkel
  • Sørby, Knut; Tønnessen, Kjell; Torjusen, Jan Erik. (2000) Improving high speed flank milling operations in multi-axis machines. CIRP annals
    Vitenskapelig artikkel

Del av bok/rapport

  • Müller, Magdalena Susanne; Sørby, Knut. (2023) The Influence of the Rake Angle on the Cutting of Low-Lead and Lead-Free Brass Alloys.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hassel, Trond Arne; Brøtan, Vegard; Sørby, Knut. (2023) Design Considerations for a Directed Energy Deposition Cell.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Müller, Magdalena Susanne; Sørby, Knut. (2022) Cutting Forces in Machining of Low-Lead and Lead-Free Brass Alloys.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Nes, Endre Verlo; Hovig, Even Wilberg; Feitosa, Leandro; Sørby, Knut. (2022) Effect of Building Orientation in Mechanical Properties of Ti6Al4V Produced with Laser Powder Bed Fusion.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Müller, Magdalena Susanne; Tomovic-Petrovic, Stanka; Sørby, Knut. (2022) Investigation of heat treatment to improve the machinability of lead-free brass alloy CW511L.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Wu, Jian; Sørby, Knut. (2021) Effect of Lubricant Viscosity on the Friction Behavior of the mm-scale Specimen.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Chelishchev, Petr; Sørby, Knut. (2020) Simulation Algorithm of Sample Strategy for CMM Based on Neural Network Approach.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hovig, Even Wilberg; Holm, Håkon Dehli; Sørby, Knut. (2019) Effect of Processing Parameters on the Relative Density of AlSi10Mg Processed by Laser Powder Bed Fusion.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hovig, Even Wilberg; Brøtan, Vegard; Sørby, Knut. (2016) Additive Manufacturing for Enhanced Cooling in Moulds for Casting.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Sharma, Vishal S; Singh, GurRaj; Sørby, Knut; Gupta, Munish Kumar. (2016) Parametric Optimization Using The Particle Swarm Optimization (PSO) Technique for Minimizing Tool Wear While Milling Inconel 718 Alloy Assisted by Minimum Quantity Lubrication (MQL).
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Sørby, Knut. (2014) Precision Turning with Slender Boring Bars.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Sørby, Knut. (2013) Double tuned mass damper for long boring bars.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Sørby, Knut. (2013) High-Accuracy Turning with Long Boring Bars.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Vagnorius, Zydrunas; Sørby, Knut. (2010) Effect of High Pressure Cooling on Life of SiAlON-based Ceramic Cutting Tools.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Sørby, Knut; Vagnorius, Zydrunas; Tønnessen, Kjell. (2010) Surface integrity in finish turning of nickel-base alloys with CBN tools.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Vagnorius, Zydrunas; Sørby, Knut; Rausand, Marvin. (2009) Probabilistic Model for Determination of Tool Replacement Time.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Sørby, Knut; Tønnessen, Kjell. (2008) Machinability of AerMet 100 in turning operations.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Ringen, Geir; Sørby, Knut; Martinsen, Kristian. (2008) High-pressure coolant chip control in boring of aluminium alloys.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Vagnorius, Zydrunas; Sørby, Knut. (2008) Reliability of Machine Tool Systems in Aircraft Industry.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Sørby, Knut; Tønnessen, Kjell. (2005) Improving productivity in interrupted finish turning of Ti6Al4V.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Sørby, Knut; Tønnessen, Kjell; Torjusen, Jan Erik. (2004) Methods for improving efficiency in turning Ti6Al4V.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Sørby, Knut. (1999) High-accuracy postprocessor for multi-axis machines.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

Rapport

  • Hovig, Even Wilberg; Sørby, Knut; Boivie, Klas Magnus; Azar, Amin S.. (2021) Anisotropy in Metals Processed by Laser Powder Bed Fusion: Elastic and plastic anisotropy in static and dynamic mechanical loading. Norges teknisk-naturvitenskapelige universitet Norges teknisk-naturvitenskapelige universitet
    Doktorgradsavhandling
  • Chelishchev, Petr; Sørby, Knut. (2020) Sample Strategies, Data Processing and Algorithms for Coordinate Measurements. Norges teknisk-naturvitenskapelige universitet Norges teknisk-naturvitenskapelige universitet
    Doktorgradsavhandling
  • Teigen, Håvard; Sørby, Knut. (2020) Maskinering av blyfri messing. Norges teknisk-naturvitenskapelige universitet Norges teknisk-naturvitenskapelige universitet
    Mastergradsoppgave
  • Echtermeyer, Andreas; Emdal, Arnfinn; Grønli, Morten; Hakvåg, Jan Terje; Jacobsen, Terje; Nordal, Steinar. (2013) Rapport fra Laboratorieutvalget 2012/2013. Fakultet for ingeniørvitenskap og teknologi. NTNU NTNU
    Rapport
  • Sørby, Knut. (2004) Minimizing vibration tendencies in machining. Sandvik Coromant Sandvik Coromant
    Rapport

Undervisning

Emner

  • TPK4195 - Verkstedteknisk måleteknikk
  • TMM4115 - Produktmodellering
  • MAST2008 - Produksjonsteknikk
  • TPK4540 - Produksjonsteknologi, fordypningsprosjekt
  • MAST2900 - Bacheloroppgave Maskin
  • TPK4940 - Produksjonsteknologi, masteroppgave
  • PK8102 - Materialavvirkende bearbeiding
  • TPK4190 - Produksjonsteknologi

Formidling

2023

  • Vitenskapelig foredrag
    Hassel, Trond Arne; Brøtan, Vegard; Sørby, Knut. (2023) Thermography for microstructure control during additive manufacturing of duplex stainless steel. 18th CIRP ICME Conference , Ischia 2023-07-10 - 2023-07-12

2019

  • Vitenskapelig foredrag
    Chelishchev, Petr; Sørby, Knut; Privalov, Vadim. (2019) Perspectives for appliance and accuracy improvement of coordinate measurements with laser technique. 2019 IEEE International Conference on Electrical Engineering and Photonics , St.Petersburg Polytechnic University 2019-10-17 - 2019-10-18

2018

  • Vitenskapelig foredrag
    Hovig, Even Wilberg; Azar, Amin S.; Sunding, Martin Fleissner; Sørby, Knut; Andreassen, Erik. (2018) Anisotropic fatigue properties of IN718 produced by powder bed fusion. TMS 2018 147th annual meeting & exhibition , Phoenix, AZ 2018-03-11 - 2018-03-15

2017

  • Vitenskapelig foredrag
    Fergani, Omar; Tronvoll, Sigmund Arntsønn; Brøtan, Vegard; Welo, Torgeir; Sørby, Knut. (2017) Additive-Manufactured Sandwich Lattice Structures: A Numerical and Experimental Investigation. ESAFORM 2017 - The International ESAFORM Conference on Material Forming , Dublin 2017-04-26 - 2017-04-28

2016

  • Vitenskapelig foredrag
    Brøtan, Vegard; Fergani, Omar; Sørby, Knut; Welo, Torgeir. (2016) MECHANICAL PROPERTIES OF BIOCOMPATIBLE 316L STEEL RHOMBIC DODECAHEDRON LATTICE STRUCTURES. International Solid Freeform Fabrication Symposium , Austin, Texas 2016-08-07 - 2016-08-10
  • Vitenskapelig foredrag
    Chelishchev, P.; Kolyubin, S.; Sørby, K.. (2016) Inspection of size and geometrical tolerances of 3D objects by contact, optical and laser systems. Laser information technologies to medicine, biology, environmental and transport - 2016 , Novorossiysk 2016-09-12 - 2016-09-16

2011

  • Vitenskapelig foredrag
    Boivie, Klas Magnus; Sørby, Knut; Brøtan, Vegard; Ystgaard, Pål. (2011) Development of a Hybrid Manufacturing Cell; Integration of Additive Manufacturing with CNC Machining. 21th Solid freeform fabrication symposium , Austin 2011-08-06 - 2011-08-08

2007

  • Poster
    Sørby, Knut; Tønnessen, Kjell; Torjusen, Jan Erik; Andersen, Leif. (2007) The effect of high-pressure coolant on surface integrity in turning Ti6Al4V. The Sixth International Conference on High Speed Machining , San Sebastian 2007-03-21 - 2007-03-22

2006

  • Poster
    Sørby, Knut; Bjørnstad, Magnus Smedsrud; Tønnessen, Kjell. (2006) The effect of high-pressure cutting fluid on chip breaking and tool life in turning of nickel-base alloys. CIRP - 2nd International Conference on High Performance Cutting , Vancouver 2006-06-12 - 2006-06-13

2005

  • Faglig foredrag
    Sørby, Knut. (2005) Økonomi ved sponskjærende bearbeiding. Temadag: Bearbeidingsøkonomi – verktøy og skjærevæsker , Trondheim 2005-03-10 - 2005-03-10

2004

  • Vitenskapelig foredrag
    Dransfeld, Sebastian; Sørby, Knut; Johansen, Vidar. (2004) Tool condition monitoring in side milling of nickel-based super alloy. The 7th International Conference on Monitoring and Automatic Supervision in Manufacturing 2004-09-19 - 2004-09-21

2000

  • Vitenskapelig foredrag
    Sørby, Knut; Tønnessen, Kjell. (2000) Methodology for selection of cutting tool and machining data for high speed flank milling. 2nd International Seminar on Improving Machine Tool Performance , La Baule, Frankrike, 3.-5. juli 2000

1998

  • Vitenskapelig foredrag
    Sørby, Knut; Tønnessen, K.; Torjusen, J.E.; Rasch, Finn Ola. (1998) Hazop analysis applied on critical milling operations. 9th Symposium on Information Control in Manufacturing INCOM'98 , Nancy / Metz 1998-06-24 - 1998-06-26
  • Vitenskapelig foredrag
    Sørby, Knut; Tønnessen, Kjell. (1998) Milling operations in machine tool systems with low stiffness. International seminar on improving machine tool performance , San Sebastian 1998-07-06 - 1998-07-08

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