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2021
1 Berstad, David Olsson; Gardarsdottir, Stefania Osk; Roussanaly, Simon; Voldsund, Mari; Ishimoto, Yuki; Nekså, Petter.
Liquid hydrogen as prospective energy carrier: A brief review and discussion of underlying assumptions applied in value chain analysis. Renewable & Sustainable Energy Reviews 2021 ;Volum 154.
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2 Gardarsdottir, Stefania Osk; Nekså, Petter.
Assumptions Matter When Assessing Blue & Green Hydrogen.
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3 Hagen, Brede; Agromayor, Roberto; Nekså, Petter.
Equation-oriented methods for design optimization and performance analysis of radial inflow turbines. Energy 2021 ;Volum 237.
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4 Nekså, Petter.
Millilardprosjekt skal gjera Barents-gass til ein del av klimaløysinga. Stavanger Aftenblad [Avis] 2021-06-01
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5 Røkke, Petter Egil; Nekså, Petter.
Episode 393 – Om varmetap med Petter Røkke og Petter Nekså. Teknisk ukeblad 2021
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6 Røkke, Petter Egil; Nekså, Petter.
Norge mister 20 TWh årlig i varmetap – disse forskerne vil bruke energien i stedet. [Fagblad] 2021-11-04
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7 Røkke, Petter Egil; Nekså, Petter; Knudsen, Brage Rugstad.
Vi kan bruke spillvarme til å lage norske avokadofarmer. Dagens Næringslilv [Avis] 2021-03-25
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8 Singh, Simarpreet; Hafner, Armin; Maiya, M.P.; Banasiak, Krzysztof; Nekså, Petter.
Multiejector CO2 cooling system with evaporative gascooler for a supermarket application in tropical regions. Applied Thermal Engineering 2021 ;Volum 190.
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2020
9 Andresen, Trond; Lingaas, Simon Johan Nilsen; Hagen, Brede; Nekså, Petter.
Dynamic Analysis of Energy Recovery Utilizing Thermal Storage from Batch-Wise Metal Casting. I: IIR Rankine Conference 2020. International Institute of Refrigeration 2020 ISBN 978-2-36215-038-8.
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10 Clos, Daniel Perez; Johnsen, Sverre Gullikstad; Nekså, Petter; Aune, Ragnhild Elizabeth.
The Effect of Hard Scale Deposition on the Wall Heat Flux of a Cold Finger. I: Light Metals 2020. Springer 2020 ISBN 978-3-030-36407-6. s. 710-718
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11 Dasi, Koti; Singh, Simarpreet; Guruchethan, A.M.; Maiya, M.P.; Hafner, Armin; Banasiak, Krzysztof; Nekså, Petter.
Performance Evaluation of Ejector Based CO₂ System for Simultaneous Heating and Cooling Application in an Indian Dairy Industry. Thermal Science and Engineering Progress 2020 ;Volum 20.
NTNU ENERGISINT Untitled
 
12 Hagen, Brede; Cavo, Matteo; Andresen, Trond; Nekså, Petter.
Gradient Based Design Optimization of a Radial Inflow Turbine. I: IIR Rankine Conference 2020. International Institute of Refrigeration 2020 ISBN 978-2-36215-038-8.
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13 Ishimoto, Yuki; Voldsund, Mari; Nekså, Petter; Roussanaly, Simon; Berstad, David Olsson; Gardarsdottir, Stefania Osk.
Large-scale production and transport of hydrogen from Norway to Europe and Japan: Value chain analysis and comparison of liquid hydrogen and ammonia as energy carriers. International Journal of Hydrogen Energy 2020 ;Volum 45.(58) s. 32865-32883
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14 Nekså, Petter.
Bedre HVAC-systemer kan hjelpe hotellnæringen. VVS Aktuelt [Fagblad] 2020-06-17
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15 Nekså, Petter.
Historien om CO2 som kjølemedium. sintef.no [Internett] 2020-06-03
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16 Nekså, Petter.
How CO2 Can Help The Climate. SINTEF Energi AS 2020
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17 Nekså, Petter.
Hydrogen can contribute to decarbonizing the European energy system. SINTEF Energi 2020
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18 Nekså, Petter.
Norsk teknologi kan kutte 0,5 grader global oppvarming!. SINTEF Energi 2020
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19 Nekså, Petter.
Norske hoteller kan redusere strømregningen med hele 44 prosent. ITBA Aktuelt [Internett] 2020-06-18
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20 Nekså, Petter.
Slik kan hotellene halvere strømregningen. enerWE [Fagblad] 2020-06-17
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21 Nekså, Petter.
Standard for brannfarlige kuldemedier i varmepumper til avstemning. VVSFORUM [Fagblad] 2020-10-21
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22 Nekså, Petter.
Standard for brannfarlige kuldemedier i varmepumper til avstemning. VVS aktuelt [Fagblad] 2020-10-21
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23 Nekså, Petter.
The story of CO2 as a refrigerant. sintef.no [Internett] 2020-04-20
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24 Nekså, Petter; Andresen, Trond.
FME HighEFF – Anlegg for utnyttelse av overskuddsvarme til kraftproduksjon. Norsk Kjøleteknisk Møte 2020; 2020-10-29 - 2020-10-29
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25 Nikolaisen, Monika; Nekså, Petter.
Measuring achievement of the HighEFF overall goals. HighEFF Annual Consortium Meeting 2020; 2020-05-13 - 2020-05-13
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26 Shahrooz, Mina; Lundqvist, Per; Nekså, Petter.
Effect of Waste Heat Utilization on the Performance of Low Temperature Rankine Cycle. I: IIR Rankine Conference 2020. International Institute of Refrigeration 2020 ISBN 978-2-36215-038-8.
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27 Singh, Simarpreet; Maiya, Prakash; Hafner, Armin; Banasiak, Krzysztof; Nekså, Petter.
Energy efficient multiejector CO2 cooling system for high ambient temperature. Thermal Science and Engineering Progress 2020 ;Volum 19.
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28 Skjervold, Vidar T.; Skaugen, Geir; Andresen, Trond; Nekså, Petter.
Enabling Power Production from Challenging Industrial Off-Gas – Model-Based Investigation of a Novel Heat Recovery Concept. I: IIR Rankine Conference 2020. International Institute of Refrigeration 2020 ISBN 978-2-36215-038-8.
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29 Tazawa, Taluya; Yoshida, S; Yamasaki, Haruhiko; Wakimoto, Hiroyuki; Yamaguchi, Hiroshi; Kamimura, Takeshi; Hattori, Kazuhiro; Nekså, Petter.
Thermal Characteristics in Supercritical CO2 Along Heating Tube. I: Proceedings of the 14th IIR-Gustav Lorentzen Conference on Natural Refrigerants - GL2020. International Institute of Refrigeration 2020 ISBN 978-2-36215-040-1. s. 226-231
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30 Yamasaki, Haruhiko; Kizilkan, Ônder; Yamaguchi, Hiroshi; Kamimura, Takeshi; Hattori, Kazuhiro; Nekså, Petter.
Experimental investigation of dry ice cyclone separator for ultra‐low temperature energy storage using carbon dioxide. Energy Storage 2020 ;Volum 2.(4)
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31 Yamasaki, Haruhiko; Wakimoto, Hiroyuki; Yamaguchi, Hiroshi; Nekså, Petter.
Solar heat recovery system using CO2 as working fluid. I: Proceedings of the 14th IIR-Gustav Lorentzen Conference on Natural Refrigerants - GL2020. International Institute of Refrigeration 2020 ISBN 978-2-36215-040-1. s. 375-380
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32 Yamasaki, Haruhiko; Yamaguchi, Hiroshi; Kizilkan, Ônder; Kamimura, Takeshi; Hattori, Kazuhiro; Nekså, Petter.
Experimental investigation of the effect of solid-gas two-phase flow in CO2 cascade refrigeration system. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects 2020
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2019
33 Bamigbetan, Opeyemi Olayinka; Eikevik, Trygve Magne; Nekså, Petter; Bantle, Michael; Schlemminger, Christian.
Experimental investigation of a prototype R-600 compressor for high temperature heat pump. Energy 2019 ;Volum 169. s. 730-738
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34 Bamigbetan, Opeyemi Olayinka; Eikevik, Trygve Magne; Nekså, Petter; Bantle, Michael; Schlemminger, Christian.
The development of a hydrocarbon high temperature heat pump for waste heat recovery. Energy 2019 ;Volum 173. s. 1141-1153
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35 Banasiak, Krzysztof; Singh, Simarpreet; Hafner, Armin; Maiya, Prakash; Nekså, Petter; Pardiñas, Ángel Á..
Experimental investigation of CO2 systems for Indian supermarkets with parallel configuration of multiejectors (INDEE). I: Proceedings of the 25th IIR International Congress of Refrigeration. Montréal, Canada, August 24-30, 2019. International Institute of Refrigeration 2019 ISBN 978-2-36215-035-7. s. 3924-3931
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36 Clos, Daniel Perez; Nekså, Petter; Johnsen, Sverre Gullikstad; Aune, Ragnhild Elizabeth.
Investigation on scale formation in aluminium industry by means of a cold-finger. The Minerals, Metals & Materials Series 2019 s. 707-719
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37 Ervik, Åsmund; Saai, Afaf; Meyer, Ole; Nekså, Petter.
Dynamic modelling of compressor ring plate valve behaviour with CFD and FEM. HighEFF Annual Consortium Meeting 2019; 2019-05-08 - 2019-05-09
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38 Jin, Zhequan; Hafner, Armin; Eikevik, Trygve Magne; Nekså, Petter.
Preliminary study on CO2 transcritical ejector enhanced compressor refrigeration system for independent space cooling and dehumidification. International journal of refrigeration 2019 ;Volum 100. s. 13-20
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39 Kumar, Kundan; Singh, Simarpreet; Kumar, Pramod; Maiya, M.P.; Hafner, Armin; Banasiak, Krzysztof; Nekså, Petter.
Experimental analysis of transcritical CO2 booster refrigeration system with heat recovery and ejector expansion. I: Proceedings of the 25th IIR International Congress of Refrigeration. Montréal, Canada, August 24-30, 2019. International Institute of Refrigeration 2019 ISBN 978-2-36215-035-7. s. 1467-1474
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40 Nekså, Petter.
Skal berge skiløypene. NRK [Internett] 2019-04-15
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41 Nekså, Petter.
VM-stadionet forurenser like mye hver dag som å kjøre bil 20 ganger rundt ekvator. NRK [Internett] 2019-10-04
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42 Nekså, Petter; Bantle, Michael; Schlemminger, Christian; Bamigbetan, Opeyemi Olayinka.
High temperature industrial heat pumps utilising natural working fluids. I: Proceedings of the 25th IIR International Congress of Refrigeration. Montréal, Canada, August 24-30, 2019. International Institute of Refrigeration 2019 ISBN 978-2-36215-035-7. s. 4729-4736
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43 Nekså, Petter; Røkke, Petter Egil.
Energibruk og utslipp i industrien: Den billigste kilowatttimen. I: Det Nye Digitale Norge. : John Grieg Forlag 2019 ISBN 978-82-533-0374-1. s. 63-71
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44 Schlemminger, Christian; Svendsen, Eirik Starheim; Foslie, Sverre Stefanussen; Bantle, Michael; Bamigbetan, Opeyemi Olayinka; Nekså, Petter.
Performance of high temperature heat pump for simultaneous and efficient production of ice water and process heat. I: Proceedings of the 25th IIR International Congress of Refrigeration. Montréal, Canada, August 24-30, 2019. International Institute of Refrigeration 2019 ISBN 978-2-36215-035-7. s. 4632-4639
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45 Sharooz, Mina; Lindqvist, Per; Nekså, Petter.
Effect of Working Fluid Type on Low Temperature Rankine Cycle Optimization. I: Proceedings of the 5th International Seminar on ORC Power Systems. Athens, Greece: The National Technical University of Athens (NTUA) 2019 ISBN 978-90-9032038-0.
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46 Singh, Simarpreet; Hafner, Armin; Banasiak, Krzysztof; Maiya, Prakash; Nekså, Petter.
Experimental Evaluation of a Multi-Ejector Trans-critical CO2 System for Supermarkets. I: Proceedings of the 25th IIR International Congress of Refrigeration. Montréal, Canada, August 24-30, 2019. International Institute of Refrigeration 2019 ISBN 978-2-36215-035-7. s. 3419-3427
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47 Skjervold, Vidar T.; Andresen, Trond; Skaugen, Geir; Nekså, Petter.
Novel heat recovery concept development. Practical vs. Academic approach to Energy Recovery; 2019-10-22
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48 Tomasgard, Asgeir; Berstad, David Olsson; Blekkan, Edd Anders; Karstad, Per Ivar; Burheim, Odne Stokke; Dawson, James; Espegren, Kari Aamodt; Løvås, Terese; Meyer, Julien; Møller-Holst, Steffen; Nekså, Petter; Pollet, Bruno; Størset, Sigmund Østtveit; Sundseth, Kyrre; Thomassen, Magnus; Ulleberg, Øystein.
Hydrogen i fremtidens lavkarbonsamfunn. Trondheim: Center for Sustainable Energy Research (CenSES), NTNU 2019 (ISBN 978-82-93198-31-4) 40 s.
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2018
49 Bamigbetan, Opeyemi Olayinka; Eikevik, Trygve Magne; Nekså, Petter; Bantle, Michael; Schlemminger, Christian.
Experimental investigation of the performance of a hydrocarbon heat pump for high temperature industrial heating. I: Proceedings of the 13th IIR Gustav Lorentzen Conference, Valencia, 2018. International Institute of Refrigeration 2018 ISBN 978-2-36215-026-5. s. -
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50 Bamigbetan, Opeyemi Olayinka; Eikevik, Trygve Magne; Nekså, Petter; Bantle, Michael; Schlemminger, Christian.
Theoretical analysis for charge reduction in a 200 kW hydrocarbon hight temperature heat pump. I: Proceedings of the 13th IIR Gustav Lorentzen Conference, Valencia, 2018. International Institute of Refrigeration 2018 ISBN 978-2-36215-026-5. s. 1324-1331
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