Deild:  


Guðrún Arnbjörg Sævarsdóttir, Dean School of Science and Engineering

School:School of Science and Engineering 
Location:Nautholsvik, Venus, 3rd floor 
Phone:   Mobile: 8988667 
Email:gudrunsaru.is 
Website:http://www.ru.is/starfsfolk/gudrunsa

Education

BSc in Physics, University of Iceland

MSc in Physics, University of Iceland

Dr. Ing, Materials science and engineering, NTNU, Trondheim, Norway


Career

Reykjavík University, December 2008

Director of Keilirs School of Energy and technology, 2008

Associate professor, thermal flulids, Mechanical and industrial engineering, University of Iceland,  2006- 2008

Research work, University of Iceland, 2002-2008

RU teaching record

2016-3T-863-EIIPEnergy in Industrial Processes
2016-3T-820-VAMAChemical Thermodynamics and Phase Diagrams
2016-1T-850-MOLTMolten Salt Electrolysis
2016-1T-851-SOLISolidification Processes
2015-3T-863-EIIPEnergy in Industrial Processes
More...

Teaching outside RU

Kennsla við HÍ:

Orkufrek framleisluferli, meistaranámskeið véla og iðnaðarverkfræðiskor haust 2002, 2003,2004, 2005, 2006 og 2007

Varma og varmaflutningsfræði B.S. námskeið véla og iðnaðarverkfræðiskor vor 2006, 2007, 2008

Orkuferli, framhaldsnámskeið í varmafræði við véla og iðanaðrverkfræðiskor vor 2007, 2008 – 50%

Sveiflufræði .S. námskeið véla og iðnaðarverkfræðiskor vor 2006 - 50%

Efnisfræði B.S námskeið umhverfis og byggingarverkfræðiskor haust 2002 og 2005

Rafsegulfræði B.S. námskeið í eðlisfræðiskor, dæmatímar og hluti fyrirlestra vor 2003, hluti fyrirlestra vor 2004 og 2005.

Önnur kennsla:

Rafkerfi og hönnun ljósbogaofna -  hluti af endurmenntunarverkefni Íslenska Járnblendifélagsins 2007

 


Honours and grants

Direct research funding from industry
Grant from OS energy fund 2010
Grant from Alcoa community fund
Grant from UOOR 2010
Grant from UOOR 2008
Grant from GEORG 2009 2nd call
Funding for a PhD project from GEORG 2009
Funding for a PhD project from LV 2008
2 grants from UOOR 2007
Grant from OS 2006
Post Doc grant from the Icelandic research fund 2004
Project grant from the Icelandic research fund 2002
Best paper award á ISPC 16 conference in Taormína, Italy 2003
For Iceland in the Physics Olympics 1991

Subject field

Thermodynamics, process engineering, heat transport, thermal plasmas and electric arcs

Business relations

Alcoa- Vísir, project manager
Research projects in collaboration with Alcoa, Century Aluminum and Norsk Hydro
Research projects in collaboration with Reykjavik Energy, Landsvirkjun and Norm-x
Chair of the steering group for VOR at the Engineering research institute at the University of Iceland 2006  to 2008
Consultant for Sintef in Norway from 2007
Consultant for Elkem since 2002

Services

On the evaluation committee for the Icelandic Research Council 2008, 2009

Referee for Metallurgical Transactions B 

Referee and Session Chair for the Infacon conference

Referee and Session Chair TMS annual Meeting 

Teach a part of a course on the production of Silicon for Solar Cells at NTNU in Norway, http://www.ntnu.no/materialteknologi/english/silicon-for-solar-cells

GEORG – Geothermal Research Group – Board member 

REYST – Board of directors

Sat on the academic council of Reyst, 2009 

Board member Engineering Association

In the Ethic Rule Committee of the Engineering Association

Taught a course on electric furnace circuits for ELKEM


Publications

Thesis:

Guðrún A. Sævarsdóttir, “High Current AC Arcs in Silicon and Ferrosilicon Furnaces”, Dr. Ing. thesis from the Department of Material Science and Electrochemistry at the Norwegian University of Science and Engineering, May 2002, IME-report 2002:36

 

Guðrún A. Sævarsdóttir, ”The effect of Argon/Chlorine Gas Purging on the Agglomeration of TiB2 Particles in Aluminium Melts. MSc Thesis, University of Iceland, 1996.

 

 

Journal Papers:

Steindór Hjartarsona, Guðrún Sævarsdóttirb, Kristinn Ingasonc, Bjarni Pálssond, William S. Harveyb "Utilization of the Chloride Bearing, Superheated Steam from IDDP-1", Accepted for Geothermics Special Issue for the IDDP project – 2013

 

Saeid Jalilinasrabady, Halldor Pálsson, Gudrun Saevarsdottir, Ryuichi Itoi and Pall Valdimarsson, Experimental and CFD Simulation of Heat Efficiency Improvement in Geothermal Spas, Experimental Thermal and Fluid Science, Energy Journal, Accepted April 2013

 

Pai-chun Tao, Hlynur Stefansson, William Harvey, Gudrun Saevarsdottir “Potential use of geothermal energy sources for the production of lithium-ion batteries”, Renewable Energy Journal 2012

 

Saeid Jalilinasrabady, Ryuichi Itoi, Pall Valdimarsson, Hikari Fujii, Gudrun Saevarsdottir, "Flash cycle optimization of Sabalan geothermal power plant using exergy concept",  Geothermics Journal 2012

 

De Carli M., Donà M., Galgaro A., Jóhannesson G.A., Marinetti S., Sævarsdóttir G.A., Analytical and Numerical Models for Determining Geothermal Energy Potential: A Case Study in India. Ashdin Publishing Journal of Fundamentals of Renewable Energy and Applications Vol. 2 (2012), Article ID R120309, 5 pages doi:10.4303/jfrea/R120309

 

Martin Fleer, Odd-Arne Lorentsen, William Harvey, Gudrun Saevarsdottir, Halldor Palsson “Exhaust gas of aluminium reduction cells provides heat recovery potential” Aluminium international today, ISSN 1475-455X, Vol. 23, Nº. 2, 2011 ,PP. 28-30

 

G. Sævarsdottir, H. Palsson, M. Þ. Jonsson, J.A.Bakken,”Electrode Erosion due to High Current Electric Arcs in Silicon and Ferrosilicon Furnaces”, Steel research international: Scandinavian Journal of Metallurgy, Jun 2006. pp.385-391

 

G.A.Sævarsdottir, J.A.Bakken, V.G. Sevastyanenco, Liping Gu," High-Power AC Arcs in Metallurgical Furnaces", Journal of High Temp. Material Processes, Sep. 2001. pp. 21-44,

http://www.edatacenter.com/journals/57d172397126f956,0c4bb49272de39f7,4031017e169a0037.html

 

G.Sævarsdottir , H.L.Larsen & J.A.Bakken, "Modelling of industrial AC-Arcs", Journal of High Temperature Material Processes, Vol 3. No.1,1999, pp. 1-15.

 

 

Other refereed papers:

 

G. Saevarsdottir, P. Manolescu, Th. Magnusson and K. Sigurjónsson, Circulating Currents in the Delta Connection, Feasivilty of Skew Tapping in the Operation of Submerged Arc Furnaces. In proceedings, Infacon 13 conference, June 2013, Almaty, Kazakhstan.

 

Michele De Carli1, Mirco Donà, Antonio Galgaro, María S. Guðjónsdóttir, Guðni A. Jóhannesson, Sergio Marinetti, Gudrun A. Saevarsdottir, Analytical and numerical models for determining geothermal energy potential, European Geothermal Congress 2013, Pisa Italy 3-7 June 2013.

 

Rauan Meirbekova1,2, Gudrun Saevarsdottir1, Geir Martin Haaberg2, Armoo Joseph Prince2 “EFFECT OF CURRENT DENSITY AND PHOSPHORUS IMPURITIES ON THE CURRENT EFFICIENCY FOR ALUMINUM DEPOSITION IN CRYOLITE-ALUMINA MELTS IN A LABORATORY CELL”, In the proceedings for TMS Annual Meeting 2013. San Antonio Texas.

 

Geir Martin Haarberg, Gudrun Sævarsdottir, Rauan Meirbekova “Effects of current density and phosphorus impurities on the current efficiency for aluminium deposition in cryolite-alumina melts in a laboratory cell”, MS9 conference, Trondheim, June 5-9th 2011

 

Chun Chin, Joshua Gunderson, Joe Stippel, Matt Fishman, Gudrun Saevarsdottir, William Harvey, “Managing Sustainable Design for Geothermal Plants: the Engineer’s Perspective”, accepted for presentation at the World Renewable Energy Congress 2011 - Sweden.

 

Pai-chun Tao, Hlynur Stefansson, William Harvey, Gudrun Saevarsdottir “Potential use of geothermal energy sources for the production of lithium-ion batteries”, World Renewable Energy Congress 2011 - Sweden. Best Paper Award – invited for Renewable Energy Journal

 

Maria Gudjonsdottir, Jonas Eliasson, Halldor Palsson, William Harvey, Gudrun Saevarsdottir: "Assessing relative permeabilities of two phase flows of water and steam in geothermal reservoirs", 2010 GRC:

 

Heimir Hjartarson, Halldor Palsson and Gudrun Saevarsdottir “Waste heat utilization from a Submerged Arc Furnace producing Ferro Silicon”, In proceedings  INFACON12 2010, 

 

G. Saevarsdottir and J. A. Bakken, ”Current Distribution in Submerged Arc Furnaces for Silicon metal / Ferrosilicon Production”, In proceedings INFACON12 2010,

 

Martin Fleer, Odd-Arne Lorentsen, William Harvey, Halldor Palsson, Gudrun Saevarsdottir, “Heat recovery from the exhaust gas of aluminium reduction cells” TMS annual meeting 2010

Saeid Jalilinasrabady, Halldór Pálsson, Guðrún Sævarsdóttir, Ryuichi Itoi, “Open Heat Exchanger for Improved Heat Efficiency in Geothermal Spas”; World Geothermal Congress 2010

 

G. Saevarsdottir and J. A. Bakken, ”Current Distribution in Submerged Arc Furnaces for Silicon metal / Ferrosilicon Production”, INFACON12 2010

 

Heimir Hjartarson, Halldor Palsson and Gudrun Saevarsdottir “Waste heat utilization from a Submerged Arc Furnace producing Ferro Silicon”, INFACON12 2010

 

G. Sævarsdóttir, H. Pálsson, M.Þ.Jónsson and J.A.Bakken, “Electrode Erosion in Submerged Arc Furnaces”,   in proceedings INFACON XI, New Delhi,  India, feb 2007. - Fyrirlestur

 

H. Palsson, G. A. Saevarsdottir, M. T. Jonsson and J. A. Bakken, “Thermal effects on carbon based electrodes close to a high current electric arc”, in proceedings INFACON XI, New Delhi,  India, feb 2007. - Fyrirlestur

 

G. Saevarsdottir, T. Magnusson and J. A. Bakken “Electric arc on a coke bed in a submerged arc furnace”,  in proceedings INFACON XI, New Delhi,  India, feb 2007.

 

G. A.Sævarsdottir, M.Th Jonsson and J.A.Bakken, “Arc-Electrode Interactions in Silicon and Ferrosilicon Furnaces”, in proceedings INFACON X, Cape Town, South Africa,  feb. 2004.

 

Guðrún A. Sævarsdóttir, “High Current AC Arcs in Silicon and Ferrosilicon Furnaces”, Dr. Ing. thesis from the Department of Material Science and Electrochemistry at the Norwegian University of Science and Engineering, May 2002, IME-report 2002:36.

 

G.A. Sævarsdottir, J.A.Bakken, V.G.Sevastyanenco, Li Ping Gu, "Arc Simulation Model for Three-Phase Electro-Metallurgical Furnaces, INFACON 9, June 2001, Quebec City, Canada. In proceedings, pp.253-263 –Fyrirlestur.

 

G.A. Sævarsdottir, J.A. Bakken. V.G. Sevastyanenko, Liping Gu, "Modelling of AC Arcs in Submerged-Arc Furnaces for Production of Silicon and Ferrosilicon", 58th Electric Furnace Conf., Orlando, USA, Nov. 12-15, 2000, Proc., pp 607-616. Iron & Steel Society, Warrendale, PA, USA. – Fyrirlestur – Grein valin úr ráðstefnuriti  til birtingar í tímaritinu Iron and Steelmaker.

 

J.A. Bakken and G.A. Saevarsdottir, "High-Power AC Arcs in Metallurgical Furnaces" (invited topical lecture), 6th European Conf. on Thermal Plasma Processes (TPP-6), Strasbourg, May 30-June 2, 2000. Refereed proc. "Progress in Plasma Processing of Materials 2001", Begell House, pp 149-171

 

G.Sævarsdottir, H.L.Larsen & J.A.Bakken, "Modelling of AC Arcs in Three-Phase Submerged  Arc Furnaces", INFACON 8, Beijing, June 7-10, 1998. Proc. p.317-322.

 

G.Sævarsdottir, M.Thoresen & J.A.Bakken, "Improved Channel Arc Model for High-Current AC Arcs",  5th European Conf. on Thermal Plasma Processes (TPP-5), St.Petersburg, July 13-16, 1998.

 

Bakken, J.A., Sævarsdottir, G., Larsen, H.L. and Gu Liping: Modelling of AC arcs in Three-phase industrial furnaces. “2nd Int. Conf. on Plasma Physics and Plasma Technology, Minsk, Belarus, Sept. 15-19, 1997. In Proceedings, pp 74-77. Inst. of Molecular and Atomic Physics, N. A. N. Belarus, Minsk. Invited topical lecture.

 

 

Book chapters:

 

Saevarsdottir, G., 2013. Electric and Thermal Operations of Furnaces for Ferroalloys Production. In: Gasik, M. (Ed.), Handbook of Ferroalloys: Theory and Technology. Elsevier Ltd., Butterworth-Heinemann, pp. 139–175.

 

EFFECT OF PHOSPHORUS IMPURITIES ON THE CURRENT EFFICIENCY FOR ALUMINIUM DEPOSITION FROM CRYOLITE-ALUMINA MELTS IN A LABORATORY CELL, Gudrun Sævarsdottir1, Rauan Meirbekova, Joseph P. Armoo, and Geir Martin Haarberg*, Wiley Book on Molten Salts 2013.

 

Conference papers:

 

Maria Gudjonsdottir, Gudrun Saevarsdottir, Halldor Palsson and Jonas Eliasson, MEASUREMENTS OF RELATIVE PERMEABILITIES FOR WATER AND STEAM, PROCEEDINGS, Thirty-Eighth Workshop on Geothermal Reservoir Engineering, Stanford University, Stanford, California, February 11-13, 2013, SGP-TR-198

 

MARIA GUDJONSDOTTIR1,2*, JONAS ELIASSON2, GUDNI AXELSSON2,3, HALLDOR PALSSON2, GUDRUN SAEVARSDOTTIR1, “EFFECT OF FLOW CONFIGURATION ON THE RELATIVE PERMEABILITIES OF WATER AND STEAM IN TWO PHASE FLOW IN GEOTHERMAL RESERVOIRS ”PROCEEDINGS, Thirty-Seventh Workshop on Geothermal Reservoir Engineering, Stanford University, Stanford, California, January 30 - February 1, 2012, SGP-TR-194

 

Steindor Hjartarson, Gudrun Saevarsdottir, Halldor Palsson, Kristinn Ingason, Bjarni Palsson “Utilization of acid high enthalpy Geothermal Fluid from IDDP1”PROCEEDINGS, Thirty-Seventh Workshop on Geothermal Reservoir Engineering, Stanford University, Stanford, California, January 30 - February 1, 2012 SGP-TR-194

 

HARALDUR SIGURDSSON, HARALDUR AUDUNSSON, GUDRUN SAEVARSDOTTIR AND MARIA S. GUDJONSDOTTIR QUANTIFYING WATER SATURATION IN STEEL PIPES USING X-RAYS, PROCEEDINGS, Thirty-Seventh Workshop on Geothermal Reservoir Engineering, Stanford University, Stanford, California, January 30 - February 1, 2012 SGP-TR-194

 

Geir Martin Haarberg, Rauan Meirbekovaa , Joseph P. Armoob and Gudrun Saevarsdottir, "Current efficiency in a laboratory cell for aluminium deposition in cryolite-alumina melts, the effects of current density,  iron and phosphorus impurities" 10th Australasian Aluminium Smelting Technology Conference -9-14 October 2011, Tasmania, Australia 

 

Geir Martin Haarberg, Gudrun Sævarsdottir, Rauan Meirbekova "Effects of current density and phosphorus impurities on the current efficiency for aluminium deposition in cryolite-alumina melts in a laboratory cell", MS9 conference, Trondheim, June 5-9th 2011

 

Chun Chin, Joshua Gunderson, Joe Stippel, Matt Fishman, Gudrun Saevarsdottir, William Harvey, "Managing Sustainable Design for Geothermal Plants: the Engineer´s Perspective", accepted for presentation at the World Renewable Energy Congress 2011 - Sweden.

 

Heimir Hjartarson, Halldor Palsson and Gudrun Saevarsdottir “Waste heat utilization from a Submerged Arc Furnace producing Ferro Silicon”, In proceedings INFACON12, 2010.

 

G. Saevarsdottir and J. A. Bakken, ”Current Distribution in Submerged Arc Furnaces for Silicon metal / Ferrosilicon Production”, In proceedings INFACON12, 2010.

 

Martin Fleer, Odd-Arne Lorentsen, William Harvey, Halldor Palsson, Gudrun Saevarsdottir, “Heat recovery from the exhaust gas of aluminium reduction cells” In proceedings TMS annual meeting 2010

 

Saeid Jalilinasrabady, Halldór Pálsson, Guðrún Sævarsdóttir, Ryuichi Itoi, “Open Heat Exchanger for Improved Heat Efficiency in Geothermal Spas”; World Geothermal Congress 2010 – Accepted

 

S.J. Nasrabady, H. Palsson, G.A. Sævarsdottir, “Open heat exchanger for improved heat efficiency in geothermal spas”, The 11th International symposium on District Heating and Cooling, August 31 to September 2 2008, Reykjavik, Iceland.

 

Saeid Jalilinasrabady, Gudrun Saevarsdottir and Pall Valdimarsson, “Exergy analysis of double flash geothermal power plant, Sabalan, Iran”, 2008 CTSI Clean Technology and Sustainable Industries Conference and Trade Show, June 1-5, 2008, Boston, Massachusetts, U.S.A.

 

Guðrún A. Sævarsdóttir, Halldór Pálsson og Magnús Þ. Jónsson, ´Orkulosun og varmaflutningur í ljósbogaofni´, Orkuþing 2006.            

 

Halldór Pálsson, Guðrún Sævarsdóttir og Magnús Þ. Jónsson HÍ         ´MOR - Miðstöð Orkurannsókna, verkfræðistofnun Háskóla Íslands’, Orkuþing 2006.

 

H. Palsson, G. Sævarsdottir,  M.Þ.Jonsson, J.A.Bakken,”The effect of an electric arc on carbon based electrodes.”, accepted for ISPC-17 in June 2005. –póster.

 

G.A.Sævarsdottir, M.Th Jonsson and J.A.Bakken, “A novel approach to cathode/anode modelling for high current AC-arcs”, in proceedings ISPC-16,Taormina,  june 2003, 7 pages pdf. - Fyrirlestur - Best paper award.

 

G.A. Sævarsdottir, J.A. Bakken. V.G. Sevastyanenko, Liping Gu, "Modelling of AC Arcs in Submerged-Arc Furnaces for Production of Silicon and Ferrosilicon", 58th Electric Furnace Conf., Orlando, USA, Nov. 12-15, 2000, Proc., pp 607-616. Iron & Steel Society, Warrendale, PA, USA. - Fyrirlestur

 

G. Sævarsdottir & J.A.Bakken, "Simulering av lysbuer i en tre-fase ovn", Norsk Metallurgisk Selskap 24. Sommermøte, Oslo, 7-8. mai 1998.  –Fyrirlestur.

 

Sævarsdottir,G.,Larsen, H.L. and Bakken J.A.: Simple model for AC arcs in electro-metallurgical furnaces. 13th Int. Seminar on Plasma Chemistry (ISPC-13), Beijing, China, August 18-22, 1997. In Proceedings, pp 308-313. Peking University Press, Beijing. –Fyrirlestur.

 

Presentations:

 

Guðrún Sævarsdóttir, “Electric Arcs in Material Processing - Effect of Gas Composition on Arc Characteristics“, The 5th Workshop on Reactive Metal Processing, 2010, D. R. Sadoway and T. H. Okabe

 

Guðrún Sævarsdóttir1,4, William Scott Harvey1, Martin Fleer2, Heimir Hjartarson3, Halldór Pálsson, “USING THE ENERGY: Potential in utilizing waste heat from industrial processes”, Poster at World Energy Council 2009.

 

Reports:

 

Guðrún Sævarsdóttir,” Modelling of gas flow for different concentrations of Methane gas in Helium for the PPM reactor”,  Sintef F9090, Jan 2009.

 

Guðrún Sævarsdóttir, Jón Hálfdanarson, „Líkan af varmamyndun við uppkeyrslu á ljósbogaofni“, unnið fyrir Íslenska Járnblendifélagið, Febrúar 2008.

 

Guðrún Sævarsdóttir, „Gagnvirkt rásarlíkan fyrir þrífasa háafls ljósbogaofn, unnið fyrir Íslenska Járnblendifélagið“, Nóvember 2007.

 

Guðrún Sævarsdóttir, “Lumped líkan af varmamyndun í skauti með og án ribba“, unnið fyrir Íslenska Járnblendifélagið, Mars 2007.

 

Guðrún Sævarsdóttir, Halldór Pálsson, Magnús Þór Jónsson og Jon Arne Bakken, “Arc electrode interactions”, Technical report, University of Iceland, 2004, 42 bls.

 

Guðrún A. Sævarsdóttir, Kristján Guðmundsson , Jón Hálfdanarson, “Problematic Electrode Movements at Icelandic Alloys”, Verkefnisskýrsla, Okt 2003.

 

Guðrún A. Sævarsdóttir, “High Current AC-Arcs in Silicon and Ferrosilicon Furnaces”, NTNU Trondheim, Norges Teknisk - naturvitenskapelige universitet. Dr. Ingeniøravhandling 2002:56, Institutt for materialteknologi og elektrokjemi, IME-rapport 2002:36.

 

G.Sævarsdottir & J.A.Bakken, "Channel Arc Model with a Radial Temperature Distribution and Reverse Cathode Jet", SINTEF Materials Technology report STF 24 A98617, Sept. 1998.

 

G.Sævarsdottir & J.A.Bakken, "The Three-Phase AC Channel Arc Model with Charge Current", SINTEF Materials Technology report STF24 A98538, April 1998 (11 pp).

 

G.Sævarsdottir & J.A.Bakken, "Measurements on a Ferrosilicon Furnace during the melting-down period", SINTEF Materials Technology report STF21 nn, Dec. 1998

 

G.Sævarsdottir & S.E.Olsen, "Production of Ferromanganese Using Hydrocarbons", SINTEF Materials Technology report STF21 F98651, Nov. 1998