Publikasjoner
  • Vitenskapelige publikasjoner
  • Bøker og kapitler
    • Pavlou, Dimitrios; Correia, José A.F.O.; Fazeres-Ferradosa, Tiago; Gudmestad, Ove Tobias; Siriwardane , Sudath C.; Lemu, Hirpa G.; Ersdal, Gerhard; Liyanage, Jayantha Prasanna; Hansen, Vidar Folke; Minde, Mona Wetrhus; RATNAYAKE MUDIYANSELAGE, Chandima; Delimitis, Andreas; El-Thalji, Idriss; Adasooriya, Mudiyan Nirosha Damayanthi; Samarakoon, Samarakoon Mudiyansele Samindi; Hemmingsen, Tor

      (2024)

      Analytical and Experimental Methods in Mechanical and Civil Engineering.

      Springer Nature.

      ISBN 978-3-031-49722-3.

      Hefte ..

    • Apeland, Jørgen

      (2021)

      Fuel Cell Powered Drone: Use of Fuel Cells to Extend Multirotor Drone Endurance.

      ISBN 978-82-8439-028-4.

      Hefte 605.

    • Skogestad, Sigurd; Einarsrud, Mari-Ann; Fjellvåg, Helmer; Gundersen, Lise-Lotte; Hansen, Trond Vidar; Hemmingsen, Tor; Hemmingsen, Tor; Jensen, Vidar; Kallenborn, Roland; Salbu, Brit; Smalås, Arne; Walsø, Geir

      (2010)

      Oppfølging av Kjemievalueringen 2009.

      ISBN 9788212027848.

    • Jentoft, Nils Arne; Hemmingsen, Tor

      (2005)

      Grensesprengende kjemi.

      ISBN 829129402X.

    • Hemmingsen, Tor; Thorarinsdottir, Ragnheidur Inga; Hilbert, Lisbeth; Vendelboe Nielsen, Lars; Forsen, Olof; Thierry, Dominoque

      (2004)

      Monitoring corrosion in district heating systems - Final report.

    • Hemmingsen, Tor

      (2004)

      Elektrokjemi.

    • Hemmingsen, Tor; Fusek, Frederik; Fjelde, Ingebret

      (2004)

      Corrosion measurements on carbon steel electrodes in presence of oil, corrosion and scale inhibitors.

      Hefte 259.

  • Formidling
    • Kelland, Malcolm Andrew; Pomicpic, Janronel Calog; Ghosh, Radhakanta; Undheim, Camilla; Hemmingsen, Tor; Zhang, Qian; Varfolomeev, Mikhail A.; Pavelyev, Roman S.; Vinogradova, Svetlana S.

      (2021)

      Multi-functional oilfield production chemicals: maleic-based polymers for gas hydrate and corrosion inhibition.

      COTech & OGTech;

      2021-11-25 - 2021-11-26.

    • Apeland, Jørgen; Pavlou, Dimitrios; Hemmingsen, Tor

      (2020)

      State-of-Technology and Bariers for Adoption of Fuel Cell Powered Multirotor Drones.

      2020 International Conference on Unmanned Aircraft Systems (ICUAS);

      2020-09-01 - 2020-09-04.

    • Mikkelsen, Ove; Rege, Kristen; Hemmingsen, Tor Henning; Pavlou, Dimitrios

      (2017)

      Numerical Estimation of the Stop Holes-Induced Fatigue Crack Growth Retardation in Offshore Structures Taking into Account the Corrosion Effect .

      ISOPE-2017;

      2017-06-25 - 2017-06-30.

    • Palencsar, Iozsef Attila; Seiersten, Marion; Berntsen, Tonje; Hemmingsen, Tor Henning

      (2017)

      Assessment of pH stabilization in low temperature regions of long subsea pipelines.

      Eurocorr 2017;

      2017-09-03 - 2017-09-07.

    • Palencsar, Iozsef Attila; Seiersten, Marion; Berntsen, Tonje; Hemmingsen, Tor

      (2017)

      Assessment of pH stabilization in low temperature regions of long subsea pipelines.

      Oil Field Chemistry Symposium;

      2017-03-26 - 2017-03-29.

    • Dotel, Utsav Raj; Bakrachevska, Elena; Austbø, Shane C Gjelnes; Hemmingsen, Tor Henning; Havn, Torfinn

      (2015)

      Corrosion resistance of tubing after bending.

      16th Nordic Corrosion Congress;

      2015-05-20 - 2015-05-22.

    • Høydal, Anne Britt; Skavås, Erling; Hemmingsen, Tor Henning

      (2013)

      Paper 2013_2763 Crevice Corrosion on Super Duplex Stainless Steel? Effect of Potential on Critical Crevice Corrosion Temperature.

      CORROSION 2013;

      2013-03-17 - 2013-03-21.

    • Farida, Winia; Hemmingsen, Tor Henning; Berntsen, Tonje; Rabindran, Patrick

      (2012)

      Effect of Precorrosion and Temperature on the Formation Rate of Iron Carbonate Film.

      7th Pipeline Technology Conference;

      2012-03-28 - 2012-03-30.

    • Berntsen, Tonje; Seiersten, M.; Hemmingsen, Tor Henning

      (2011)

      Effect of FeCO3 Supersaturation and Carbide Exposure on the CO~2 Corrosion Rate of Carbon Steel.

      Corrosion Conference; Corrosion Conference and Expo 2011;

      2011-03-13 - 2011-03-17.

    • Berntsen, Tonje; Seiersten, Marion; Hemmingsen, Tor Henning

      (2011)

      Effect of FeCO3 Supersaturation and Carbide Exposure on the CO2 Corrosion Rate of Carbon Steel. I: Corrosion Conference; Corrosion Conference and Expo 2011.

      ISBN 9781617825934.

      s.1119-1135.

    • Song, Y; Palencsar, Attila; Svenningsen, Gaute; Hemmingsen, Tor Henning; Kvarekval, J.

      (2011)

      Effect of O2 and Temperature on Sour Corrosion.

      Corrosion Conference; Corrosion Conference and Expo 2011;

      2011-03-13 - 2011-03-17.

    • Song, Y; Palencsar, Attila; Svenningsen, Gaute; Hemmingsen, Tor Henning; Kvarekval, J.

      (2011)

      Effect of O2 and Temperature on Sour Corrosion. I: Corrosion Conference; Corrosion Conference and Expo 2011.

      ISBN 9781617825934.

      s.4074-4088.

    • Song, Yuan; Palencsar, Attila; Svenningsen, Gaute; Hemmingsen, Tor; Kvarekvål, J.

      (2010)

      Effect of oxygen and temperature on aqueous sour corrosion systems.

      Eurocorr 2010;

      2010-09-13 - 2010-09-17.

    • Palencsar, Attila; Song, Yuan; Svenningsen, Gaute; Hemmingsen, Tor; Kvarekvål, J.

      (2009)

      Effect of oxygen on aqueous sour corrosion systems.

      Eurocorr 2009;

      2009-09-06 - 2009-09-10.

    • Berntsen, Tonje; Seiersten, Marion; Hemmingsen, Tor

      (2008)

      CO2 Corrosion of Carbon Steel at Lower Temperatures.

      Eurocorr 2008;

      2008-09-07 - 2008-09-11.

    • Skavås, Erling; Hemmingsen, Tor

      (2007)

      A Study of the Interference from Sulphide and Dithionite on Electrochemical Sulphite Analyses on Platinum.

      ?.

      Volum 2.

      Hefte 3.

      s.203-215.

    • Hörnlund, Erik; Fossen, Jørn; Hauger, Stian; Haugen, Christine; Havn, Torfinn; Hemmingsen, Tor

      (2007)

      Hydrogen Diffusivities and Concentrations in 520M Carbon Steel under Cathodic Protection in 0.5M NaCl and the Effect of Added Sulphite, Dithionite, Thiosulphate, and Sulphide.

      ?.

      Volum 2.

      Hefte 1.

      s.82-92.

    • Hemmingsen, Tor

      (2006)

      Uten kjemi stopper oljen.

      Norwegian Chemical Society Meeting;

      2006-09-21.

    • Skavås, Erling; Adriaens, Annemie; Hemmingsen, Tor

      (2006)

      A comparative study of sulphite oxidation under alkaline conditions by use of wall-jet flow cell and rotating disc electrode.

      International Journal of Electrochemical Science.

      ISSN 1452-3981.

      Volum 1.

      Hefte 8.

      s.414-424.

    • Hemmingsen, Tor; Havn, Torfinn; Hörnlund, Erik; Ferkingstad, Håkon; Voll, Frank

      (2005)

      Use of aluminium and zinc anodes for cathodic protection of produced water tanks and separators.

      Eurocorr 2005;

      2005-09-04 - 2005-09-08.

    • Havn, Torfinn; Hemmingsen, Tor; Hörnlund, Erik; Eriksen, Kristian

      (2005)

      Comparison of corrosion resistance of two duplex stainless steels after simulated welding.

      Eurocorr 2005;

      2005-09-04 - 2005-09-08.

    • Hörnlund, Erik; Havn, Torfinn; Hemmingsen, Tor

      (2005)

      The effect of sulphur compounds on hydrogen permeation rate in steel.

      56th Annual Meeting of the International Society of Electrochemistry, 042-023 / 4B-003-O The effect of sulphur compounds on hydrogen permeation rate in steel Erik Hörnlund*, Jørn Fossen, Stian Haug;

      2005-09-25 - 2005-09-30.

    • Hemmingsen, Tor

      (2005)

      Bruk av offeranoder for katodisk beskyttelse i produsert vannmiljø i separator/prosesstanker.

      Drift- og vedlikeholdsdagene i Rogaland;

      2005-11-22 - 2005-11-23.

    • Hemmingsen, Tor; Førre, Knut; Urke, Hildegunn; Aagotnes, Nils Olav; Eliassen, Svein

      (2004)

      Hydrogen diffusion in 13Cr supermartensitic stainless steels. Experiences with the electrochemical hydrogen permeationcell.

      13th Scandinavian Corrosion Congress;

      2004-04-18.

    • Hemmingsen, Tor; Austvoll, Ivar; Fusek, Frederik; Skavås, Erling

      (2004)

      Combined optical and electrochemical measurements on sulphide film formation.

      13th Scandinavian Corrosion Congress;

      2004-04-18.

    • Havn, Torfinn; Hemmingsen, Tor

      (2004)

      Safe use of Al-bronze components in 22Cr duplex stainlesssteel equipment.

      NACE Corrosion 2004;

      2004-03-28.

    • Hemmingsen, Tor; Skavås, Erling; Fusek, Frederik

      (2004)

      Sulphide film formation under alkaline conditions.

      Eurocorr 2004, EFC event no.266;

      2004-09-12 - 2004-09-16.

    • Hemmingsen, Tor; Hilbert, Lisbeth; Vendelboe Nielsen, Lars

      (2003)

      Assessment of sulphur and H2S corrosion by use of simultaneous ER, galvanic and optical measurements.

      Eurocorr '03;

      2003-09-28 - 2003-10-02.

    • Richter, Sonja; Hemmingsen, Tor

      (2003)

      A Study of Electrochemical Behaviour of Sulphur Compounds.

      Eurocorr '03;

      2003-09-28 - 2003-10-02.

    • Hemmingsen, Tor

      (2003)

      A comparison of sulphur compounds in saline and non-saline electrolytes on carbon steel.

      54th Annual Meeting of the International Society of Electrochemistry;

      2003-08-31 - 2003-09-05.

    • Hemmingsen, Tor

      (2003)

      Fjernvarme - utfordringer og muligheter.

      utenTitteltekst;

      2003-02-05.

    • Hemmingsen, Tor

      (2003)

      Elektrokjemiske studier omkring svovel.

      utenTitteltekst;

      2003-04-03.

    • Hemmingsen, Tor

      (2003)

      Assessment of sulphur and H2S corrosion by the use of simultaneous ER, galvanic and optical measurements.

      utenTitteltekst;

      2003-04-08.

    • Havn, Torfinn; Hardli, Lars; Aagotnes, Nils Olav; Hemmingsen, Tor

      (2002)

      Investigation of use of 316 SS in seawater protected by carbon steel.

      Corrosion 2002;

      2002-04-07 - 2002-04-11.

    • Thorarinsdottir, Ragnheidur Inga; Hemmingsen, Tor; Nordling, Magnus; Jansen, Piet

      (2002)

      Improved quality control - Corrosion monitoring in district heating systems.

      ?.

      Volum 31.

      Hefte 5.

      s.34-37.

    • Hemmingsen, Tor

      (2002)

      Monitering av korrosjon i fjernvarmeanlegg- Et Nordisk Samarbeidsprosjekt.

      utenTitteltekst;

      2002-11-06.

    • Hemmingsen, Tor; Hovdan, Halfdan; Sanni, Pål; Aagotnes, Nils Olav

      (2001)

      Determination of Tafel lines.

      The 200th Meeting of The Electrochemical Society, Inc. and the 52nd Meeting of The International Society of Electrochemistry;

      2001-09-02 - 2001-09-07.

    • Hemmingsen, Tor; Hovdan, Halfdan; Sanni, Pål; Aagotnes, Nils Olav

      (2001)

      Effect of the redox potential in an electrolyte on weld corrosion.

      The 200th Meeting of The Electrochemical Society, Inc. and the 52nd Meeting of The International Society of Electrochemistry;

      2001-09-02 - 2001-09-07.

    • Thorarinsdottir, Ragnheidur Inga; Nielsen, Kate; Nielsen, Lars Vendelboe; Hilbert, Lisbeth; Nordling, Magnus; Hemmingsen, Tor

      (2001)

      Monitering av korrosjon i fjernvarmesystemer.

      Kjemi.

      ISSN 0023-1983.

      Hefte 10.

      s.16-18.

    • Thorarinsdottir, Ragnheidur Inga; Nielsen, Kate; Nielsen, Lars Vendelboe; Hilbert, Lisbeth; Nordling, Magnus; Hemmingsen, Tor

      (2001)

      Monitering af korrosion i fjernvarmesystemer.

      Dansk Kemi.

      ISSN 0011-6335.

      Volum 82.

      Hefte 12.

      s.21-23.

    • Hemmingsen, Tor

      (2000)

      Electrochemical and optical measurements of film formation on steel surface.

      11th Australian Electrochemistry Conference. Theme: Advancing Electrochemistry in the New Millenium";

      2000-12-10 - 2000-12-14.

    • Aagotnes, Nils Olav; Hemmingsen, Tor; Haarseth, Cecilie Alveid; Midttveit, Ingolf

      (2000)

      Comparison of corrosion measurments by use of AC-impedance, LPR and Polarisation Methods on carbon steel in CO2 purged NaCl solutions.

      Corrosion 99 NACExpo 99;

    • Hemmingsen, Tor; Aagotnes, Nils Olav; Silseth, Trine Kroeger; Kolak, Nada; Kaik, Merete

      (2000)

      Effect of sulphite ions in N2 and CO2 purged 0.5 M NaCl solution on stainless steels examined by different electrochemical techniques and by reflectance measurments.

      CORROSION 99 NACEexpo 99;

    • Hemmingsen, Tor; Hinnaland, Dag A.; Saasen, Arild

      (1999)

      The co-effect of asphaltenes on wax precipitation and crystallisation temperature.

      9th International Oil Field Chemical Symposium (1998).;

    • Hemmingsen, Tor

      (1999)

      An evaluation of 13%Cr-steel for use in the oil wells.

      9th International Oil Field Chemical Symposium (1998).;

    • Hemmingsen, Tor; Haarseth, Cecilie A.

      (1998)

      Studies of Carbonates Film Formation on Carbon Steel by Use of AC-Impedance.

      The 6th International Symposium on Electrochemical Methodes in Corrosion Research;

    • Hemmingsen, Tor

      (1993)

      The Effect of Sulphite on Pitting and Crevice Corrosion on AISI 304 Stainless Steel.

      4th International Oil Field Chemical Symposium;

      1993-04-18 - 1993-04-21.

    • Hemmingsen, Tor; Hemmingsen, Tor; Våland, Torstein

      (1989)

      An Investigation of the Effects of HSO3-/SO32- on Steel under Anaerobic Conditions.

      ?.

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