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Showing results 1-50 of 91 << Previous 1 2    Next >>

1 Ahrens, Marcel Ulrich; Brækken, August; Foslie, Sverre Stefanussen; Moen, Ole Marius; Lovas, Kim Andre; Bantle, Michael; Hafner, Armin; Eikevik, Trygve Magne.
Performance analysis of high temperature heat pumps and thermal energy storages for a dairy. I: 15th IIR-Gustav Lorentzen Conference on Natural Refrigerants - GL2022 - Proceedings - Trondheim, Norway, June 13-15th 2022. International Institute of Refrigeration 2022 ISBN 978-2-36215-045-6.
ENERGISINT NTNU Untitled
 
2 Ahrens, Marcel Ulrich; Ertesvåg, Ivar Ståle; Eikevik, Trygve Magne.
Exergy analysis of combined absorption-compression heat pump with ammonia-water mixture 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. p. 19-24
NTNU Untitled
 
3 Ahrens, Marcel Ulrich; Hafner, Armin; Eikevik, Trygve Magne.
Compressors for ammonia-water hybrid absorption-compression heat pumps. I: 8th Conference on Ammonia and CO2 Refrigeration Technologies, Proceedings. International Institute of Refrigeration 2019 ISBN 978-2-36215-034-0. p. 366-373
NTNU Untitled
 
4 Ahrens, Marcel Ulrich; Selvnes, Håkon; Henke, Leon Hendrik; Bantle, Michael; Hafner, Armin.
Investigation on heat recovery strategies from low temperature food processing plants: Energy analysis and system comparison. I: 9th Conference on Ammonia and CO2 Refrigeration Technologies Ohrid, R. Macedonia September 16-17, 2021 Proceedings. International Institute of Refrigeration 2021 ISBN 978-2-36215-046-3. p. 271-280
NTNU ENERGISINT Untitled
 
5 Ahrens, Marcel Ulrich; Tønsberg, Even Kristian; Tolstorebrov, Ignat; Hafner, Armin; Eikevik, Trygve Magne.
Modeling and simulation of oil-free liquid-injected screw compressors using ammonia-water mixture as working fluid. I: 15th IIR-Gustav Lorentzen Conference on Natural Refrigerants - GL2022 - Proceedings - Trondheim, Norway, June 13-15th 2022. International Institute of Refrigeration 2022 ISBN 978-2-36215-045-6. p. 1118-1127
NTNU Untitled
 
6 Ahrens, Marcel Ulrich; Tønsberg, Even Kristian; Tolstorebrov, Ignat; Hafner, Armin; Eikevik, Trygve Magne.
Modelling Approach for a Liquid-Injected Ammonia-Water Screw Compressor. I: 10th IIR Conference on Compressors and Refrigerants. International Institute of Refrigeration 2021 ISBN 978-2-36215-039-5. p. -
NTNU Untitled
 
7 Allymehr, Ehsan; Roux, Marie Isabelle; Álvarez Pardiñas, Ángel; Eikevik, Trygve Magne; Hafner, Armin.
Experimental study of Isobutane (R600a) evaporation in microfinned and smooth tubes. I: Proceedings of the 14th IIR-Gustav Lorentzen Conference on Natural Refrigerants - GL2020. International Institute of Refrigeration 2020 ISBN 978-2-36215-040-1. p. 214-219
NTNU Untitled
 
8 Álvarez Pardiñas, Ángel; Contiero, Luca; Hafner, Armin; Banasiak, Krzysztof; Larsen, Lars F.S..
Attaining a higher flexibility degree in CO2 compressor racks. I: Proceedings of the 14th IIR-Gustav Lorentzen Conference on Natural Refrigerants - GL2020. International Institute of Refrigeration 2020 ISBN 978-2-36215-040-1. p. 512-517
ENERGISINT NTNU Untitled
 
9 Andresen, Trond; Deng, Han; Skaugen, Geir.
Design optimization of a novel heat exchanger concept with varying channel geometries. I: 15th IIR-Gustav Lorentzen Conference on Natural Refrigerants - GL2022 - Proceedings - Trondheim, Norway, June 13-15th 2022. International Institute of Refrigeration 2022 ISBN 978-2-36215-045-6. p. 1285-1292
ENERGISINT Untitled
 
10 Andresen, Trond; Hagen, Brede Andre Larsen.
Natural working fluids in cycles for surplus heat-to-power conversion – Perspectives and history from Trondheim. I: 15th IIR-Gustav Lorentzen Conference on Natural Refrigerants - GL2022 - Proceedings - Trondheim, Norway, June 13-15th 2022. International Institute of Refrigeration 2022 ISBN 978-2-36215-045-6. p. 1555-1567
ENERGISINT Untitled
 
11 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.
ENERGISINT NTNU Untitled
 
12 Banasiak, Krzysztof; Pardiñas, Ángel Á.; Kriezi, Ekaterini E..
Modelling and development of high-pressure-lift ejector for low temperature evaporators in R744 refrigeration systems 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. p. 3327-3334
ENERGISINT NTNU Untitled
 
13 Barroca, Pierre; Hafner, Armin; Álvarez Pardiñas, Ángel; Verlaat, B; Zwalinski, L; Hulek, Wojciech; Petagna, P.; Hanf, Pierre; Battistin, M.
Evaporative cooling system with natural refrigerant at -50 ℃ and 100 m underground. I: Proceedings of the 14th IIR-Gustav Lorentzen Conference on Natural Refrigerants - GL2020. International Institute of Refrigeration 2020 ISBN 978-2-36215-040-1. p. 499-505
NTNU Untitled
 
14 Barton, Paul I; Gundersen, Truls; Nielsen, Caroline J.; Vikse, Matias.
Nonsmooth Analysis In Process Modeling, Design And Optimization. I: Proceedings of the 9th International Conference on Foundations of Computer-Aided Process Design. Elsevier 2019 ISBN 978-0-12-818597-1. p. 7-16
NTNU Untitled
 
15 Beceiro, Jorge Salgado; Sæterli, Ragnhild; Rotan, Magnus; Cloete, Jan Hendrik; Gouis, Margaux; Sevault, Alexis Gerard Edouard.
Thermochemical Energy Storage: an approach to integration pathways. I: 2023 8th International Conference on Smart and Sustainable Technologies - SpliTech. IEEE (Institute of Electrical and Electronics Engineers) 2023 ISBN 978-953-290-128-3.
SINTEF ENERGISINT Untitled
 
16 Bengsch, Jan; Svendsen, Eirik Starheim; Galteland, Olav; Widell, Kristina Marianne Norne; Selvnes, Håkon; Sevault, Alexis Gerard Edouard.
Dimensioning and techno-economic-assessment of thermal energy storages in the food processing industry using energy load profiles. I: 10th Conference on Ammonia and CO2 Refrigeration Technologies. International Institute of Refrigeration 2023 ISBN 978-2-36215-054-8. p. 238-247
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17 Bredesen, Tom Andre; Tolstorebrov, Ignat; Widell, Kristina Norne; Maddali, Ramgopal; Eikevik, Trygve Magne.
Design and simulation of a small cold storage with NH3 refrigeration system and an indirect cooling loop with CO2. I: Proceedings of the 14th IIR-Gustav Lorentzen Conference on Natural Refrigerants - GL2020. International Institute of Refrigeration 2020 ISBN 978-2-36215-040-1. p. 615-620
NTNU OCEAN Untitled
 
18 Bucelli, Marta; Johnsen, Birk Tørudstad; Hjorth, Ida.
Handling of ammonia accidental fuel leakages on ships. I: SNAME 8th International Symposium on Ship Operations, Management and Economics, Athens, Greece, March 2023. Society of Naval Architects and Marine Engineers 2023 ISBN 0-000-00001-9.
ENERGISINT Untitled
 
19 Contiero, Luca; Fabris, F; Pardiñas, Ángel Á.; Hafner, Armin.
Performance improvements of supermarket R744 systems by pivoting compressor arrangements. I: 15th IIR-Gustav Lorentzen Conference on Natural Refrigerants - GL2022 - Proceedings - Trondheim, Norway, June 13-15th 2022. International Institute of Refrigeration 2022 ISBN 978-2-36215-045-6.
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20 Contiero, Luca; Hafner, Armin; Pardiñas, Ángel Á..
Multi Ejector and pivoting-supported R744 application with AC for supermarkets. I: 9th Conference on Ammonia and CO2 Refrigeration Technologies Ohrid, R. Macedonia September 16-17, 2021 Proceedings. International Institute of Refrigeration 2021 ISBN 978-2-36215-046-3. p. 148-160
NTNU ENERGISINT Untitled
 
21 Deng, Han; Hagen, Brede; Nikolaisen, Monika; Andresen, Trond.
Comparing Three Methods for Design Analyses of Rankine Cycle for Waste Heat Recovery from Natural Gas Compression. I: IIR Rankine Conference 2020. International Institute of Refrigeration 2020 ISBN 978-2-36215-038-8.
ENERGISINT NTNU Untitled
 
22 Durakovic, Goran; Nikolaisen, Monika.
Performance Comparison of Different Rankine Cycle Technologies Applied to Low and Medium Temperature Industrial Surplus Heat Scenarios. 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.
ENERGISINT Untitled
 
23 Ervik, Åsmund; Saai, Afaf; Berstad, Torodd; Meyer, Ole; Tsuji, Takuma; Oku, Tatsuya; Hattori, Kazuhiro; Yamada, Kazuya; Delhaye, Virgile Roger; Nekså, Petter.
Coupled fluid-solid modelling of the valve dynamics in reciprocating compressors. I: 15th IIR-Gustav Lorentzen Conference on Natural Refrigerants - GL2022 - Proceedings - Trondheim, Norway, June 13-15th 2022. International Institute of Refrigeration 2022 ISBN 978-2-36215-045-6. p. -
SINTEF NTNU ENERGISINT Untitled
 
24 Espedalen, Benjamin Hammer; Tolstorebrov, Ignat; Widell, Kristina Norne; Ramgopal, Maddali; Eikevik, Trygve Magne.
Conceptual study of a transportable cooling system based on renewable energy for use on fruits and vegetables. I: 6th IIR Conference on Sustainability and the Cold Chain - Proceedings. International Institute of Refrigeration 2020 ISBN 978-2-36215-036-4.
NTNU OCEAN Untitled
 
25 Fu, Chao; Uv, Preben Maurstad; Nygreen, Bjørn; Gundersen, Truls.
Compression and Expansion at the Right Pinch Temperature. I: Chemical Engineering Transactions. AIDIC - associazione italiana di ingegneria chimica 2017 ISBN 978-88-95608-47-1. p. 1939-1944
ENERGISINT NTNU Untitled
 
26 Gylver, Sindre Engzelius; Solheim, Asbjørn; Gudbrandsen, Henrik; Follo, Åste Hegglid; Einarsrud, Kristian Etienne.
Lab Scale Experiments on Alumina Raft Formation. I: Light Metals 2020. Springer 2020 ISBN 978-3-030-36407-6. p. 659-663
SINTEF NTNU Untitled
 
27 Hafner, Armin.
Smart CO2 refrigeration and heat pumping systems. I: 10th Conference on Ammonia and CO2 Refrigeration Technologies. International Institute of Refrigeration 2023 ISBN 978-2-36215-054-8. p. 10-18
NTNU Untitled
 
28 Hafner, Armin; Hazarika, Mihir Mouchum; Lechi, Federico; Zorzin, Alvaro; Pardiñas, Ángel Á.; Banasiak, Krzysztof.
Experimental investigation on integrated two-stage evaporators for CO2 heat-pump chillers. I: 15th IIR-Gustav Lorentzen Conference on Natural Refrigerants - GL2022 - Proceedings - Trondheim, Norway, June 13-15th 2022. International Institute of Refrigeration 2022 ISBN 978-2-36215-045-6.
NTNU ENERGISINT Untitled
 
29 Hafner, Armin; Kvalsvik, Karoline Husevåg.
Direct CO2-ground condensers. I: Proceedings of the 13th IIR Gustav Lorentzen Conference, Valencia, 2018. International Institute of Refrigeration 2018 ISBN 978-2-36215-026-5. p. -
ENERGISINT NTNU Untitled
 
30 Svendsen, Eirik Starheim; Hafner, Armin; Selvnes, Håkon; Widell, Kristina Norne.
Energy flow analysis of a poultry processing plant. I: Proceedings of the 14th IIR-Gustav Lorentzen Conference on Natural Refrigerants - GL2020. International Institute of Refrigeration 2020 ISBN 978-2-36215-040-1. p. 13-18
NTNU OCEAN Untitled
 
31 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.
ENERGISINT NTNU Untitled
 
32 Jakobsen, Siri; Lauvås, Thomas Andre; Quatraro, Francesco; Rasmussen, Einar; Steinmo, Marianne Terese.
Introduction to the Research Handbook of Innovation for a Circular Economy. I: Research Handbook of Innovation for a Circular Economy. Edward Elgar Publishing 2021 ISBN 978 1 80037 308 2. p. 2-11
NORD Untitled
 
33 Johansen, Jens Petter Kirkhus; Haavik, Torgeir Kolstø.
Variability and resilience in industrial symbiosis for energy exchange. I: Proceedings of the 29th European Safety and Reliability Conference (ESREL). Research Publishing Services 2019 ISBN 978-981-11-2724-3. p. 4219-4226
SAMFORSK Untitled
 
34 Kvalsvik, Karoline Husevåg; Bantle, Michael.
Generating hot water for food processing plant using waste heat, high temperature heat pump and storage. I: Proceedings of the 13th IIR Gustav Lorentzen Conference, Valencia, 2018. International Institute of Refrigeration 2018 ISBN 978-2-36215-026-5.
ENERGISINT Untitled
 
35 Larssen, Trine Asklund; Tangstad, Merete; Kero, Ida.
Gaseous reduction of Mn ores in CO-CO2 atmosphere. I: Extraction 2018- Proceedings of the First Global Conference on Extractive Metallurgy. Springer Nature 2018 ISBN 978-3-319-95021-1. p. 1093-1101
NTNU SINTEF Untitled
 
36 Lauvås, Thomas Andre; Vie, Ola Edvin.
Boundary spanners enabling knowledge integration for sustainable innovations in university–industry research centres. I: Universities, Entrepreneurial Ecosystems, and Sustainability. Walter de Gruyter (De Gruyter) 2021 ISBN 9783110670165. p. 243-264
NORD NTNU Untitled
 
37 Liu, Zhongxuan; Ustolin, Federico; Spitthoff, Lena; Lamb, Jacob Joseph; Gundersen, Truls; Pollet, Bruno; Burheim, Odne Stokke.
Liquid air energy storage – analysis and prospects. I: Micro-Optics and Energy: Sensors for Energy Devices. Springer 2020 ISBN 9783030436759. p. 115-130
NTNU Untitled
 
38 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. p. 4729-4736
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39 Nekså, Petter; Hafner, Armin; Bredesen, Arne Mathias; Eikevik, Trygve Magne.
CO2 as working fluid - technological development on the road to sustainable refrigeration. I: 12th IIR Gustav Lorentzen Conference on Natural Refrigerants GL2016 : Proceedings. International Institute of Refrigeration 2016 ISBN 9782362150180.
ENERGISINT NTNU Untitled
 
40 Nikolaisen, Monika; Skjervold, Vidar T.; Andresen, Trond.
Evaluation of Heat Recovery Heat Exchanger Design Parameters for Heat-to-Power Conversion from Metallurgical Off-Gas. I: IIR Rankine Conference 2020. International Institute of Refrigeration 2020 ISBN 978-2-36215-038-8.
ENERGISINT Untitled
 
41 Nordtvedt, Tom Ståle; Widell, Kristina Norne.
Refrigeration and sustainability in the seafood cold chain.. I: 6th IIR Conference on Sustainability and the Cold Chain - Proceedings. International Institute of Refrigeration 2020 ISBN 978-2-36215-036-4.
OCEAN Untitled
 
42 Pardiñas, Ángel Á.; Pilarczyk, Marcin; Agromayor, Roberto; Nord, Lars O..
Design of an Experimental ORC Expander Setup Using Natural Working Fluids. 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. p. -
NTNU Untitled
 
43 Rammohan Subramanian, Avinash Shankar; Adams II, Thomas A; Gundersen, Truls; Barton, Paul I..
Optimal Design and Operation of Flexible Polygeneration Systems using Decomposition Algorithms. I: Proceedings of the 30th European Symposium on Computer Aided Process Engineering. Elsevier 2020 ISBN 9780128233771. p. 919-924
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44 Rammohan Subramanian, Avinash Shankar; Kim, Donghoi; Adams, Thomas; Gundersen, Truls.
Modeling and Simulation of a Waste Tire to Liquefied Synthetic Natural Gas (SNG) Plant. I: Proceedings of the 9th International Conference on Foundations of Computer-Aided Process Design. Elsevier 2019 ISBN 978-0-12-818597-1. p. 397-402
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45 Rasalingham, Inthujan Raveendrakumar; Rohde, Daniel; Tolstorebrov, Ignat; Eikevik, Trygve Magne.
Integration of heat pumps with natural working fluids into a neighborhood energy system. I: Proceedings of the 14th IIR-Gustav Lorentzen Conference on Natural Refrigerants - GL2020. International Institute of Refrigeration 2020 ISBN 978-2-36215-040-1. p. 351-356
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46 Ringstad, Knut Emil; Allouche, Yosr; Gullo, Paride; Banasiak, Krzysztof; Hafner, Armin.
CO2 ejector modelling using CFD: current status. 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. p. 2813-2822
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47 Ringstad, Knut Emil; Banasiak, Krzysztof; Hafner, Armin.
CFD-based design algorithm for CO2 ejectors. I: 9th Conference on Ammonia and CO2 Refrigeration Technologies Ohrid, R. Macedonia September 16-17, 2021 Proceedings. International Institute of Refrigeration 2021 ISBN 978-2-36215-046-3. p. 89-96
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48 Ringstad, Knut Emil; Hafner, Armin.
Two-fluid CFD model for R744 two-phase ejectors. I: Proceedings of the 14th IIR-Gustav Lorentzen Conference on Natural Refrigerants - GL2020. International Institute of Refrigeration 2020 ISBN 978-2-36215-040-1. p. 315-320
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49 Ringstad, Knut Emil; Hafner, Armin; Allouche, Yosr.
Investigation of CFD models for ammonia ejector design. I: 8th Conference on Ammonia and CO2 Refrigeration Technologies, Proceedings. International Institute of Refrigeration 2019 ISBN 978-2-36215-034-0. p. 94-100
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50 Rohde, Daniel; Andresen, Trond; Zotica, Cristina; Wilpert, Paul.
Energy Recovery From Furnace Off-Gas: Analysis of an Integrated Energy Recovery System by Means of Dynamic Simulation. I: IIR Rankine Conference 2020. International Institute of Refrigeration 2020 ISBN 978-2-36215-038-8.
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