Search Results - Armin Hafner

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  1. 1

    Evaluation of Integrated Concepts with CO<sub>2</sub> for Heating, Cooling and Hot Water Production by Silje Smitt, Ángel Pardiñas, Armin Hafner

    Published in Energies (2021-07-01)
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  2. 2

    Integrating Cold Thermal Energy Storage for Air Conditioning Demand in a CO<sub>2</sub> Refrigeration System at a Supermarket by Davide Tommasini, Håkon Selvnes, Armin Hafner

    Published in Energies (2024-11-01)
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  3. 3

    Local Heating Networks with Waste Heat Utilization: Low or Medium Temperature Supply? by Hanne Kauko, Daniel Rohde, Armin Hafner

    Published in Energies (2020-02-01)
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  4. 4

    Thermodynamic Performance Investigation of Commercial R744 Booster Refrigeration Plants Based on Advanced Exergy Analysis by Paride Gullo, Armin Hafner, Krzysztof Banasiak

    Published in Energies (2019-01-01)
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  5. 5

    Swirl-Bypass Nozzle for CO<sub>2</sub> Two-Phase Ejectors: Numerical Design Exploration by Knut Emil Ringstad, Krzysztof Banasiak, Åsmund Ervik, Armin Hafner

    Published in Energies (2022-09-01)
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  6. 6

    Condensation of Hydrocarbons in Compact Smooth and Microfinned Tubes by Ehsan Allymehr, Ángel Álvarez Pardiñas, Trygve Magne Eikevik, Armin Hafner

    Published in Energies (2021-05-01)
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  7. 7

    New approach to improve COP and heat recovery in transcritical CO2 refrigeration system for milk processing application by Prosenjit Singha, Chayan Das, Mani Sankar Dasgupta, Souvik Bhattacharyya, Armin Hafner

    Published in Scientific Reports (2025-02-01)
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  8. 8

    Modeling of a CO<sub>2</sub>-Based Integrated Refrigeration System for Supermarkets by Ángel Á. Pardiñas, Michael Jokiel, Christian Schlemminger, Håkon Selvnes, Armin Hafner

    Published in Energies (2021-10-01)
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  9. 9

    The Performance Analysis of an Integrated CO<sub>2</sub> Refrigeration System with Multi-Ejectors Installed in a Supermarket by Engin Söylemez, Armin Hafner, Christian Schlemminger, Ekaterini E. Kriezi, Vahid Khorshidi

    Published in Energies (2022-04-01)
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  10. 10

    Ultra-Low-Temperature Refrigeration Systems: A Review and Performance Comparison of Refrigerants and Configurations by Muhammad Zahid Saeed, Luca Contiero, Stefanie Blust, Yosr Allouche, Armin Hafner, Trygve Magne Eikevik

    Published in Energies (2023-10-01)
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  11. 11

    Dynamic Modelling and Validation of an Air-to-Water Reversible R744 Heat Pump for High Energy Demand Buildings by Paolo Artuso, Giacomo Tosato, Antonio Rossetti, Sergio Marinetti, Armin Hafner, Krzysztof Banasiak, Silvia Minetto

    Published in Energies (2021-12-01)
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  12. 12

    Numerical Study of Hydrocarbon Charge Reduction Methods in HVAC Heat Exchangers by Ehsan Allymehr, Geir Skaugen, Torsten Will, Ángel Álvarez Pardiñas, Trygve Magne Eikevik, Armin Hafner, Lena Schnabel

    Published in Energies (2021-07-01)
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  13. 13

    Recent Developments in Cooling Systems and Cooling Management for Electric Motors by Dmytro Konovalov, Ignat Tolstorebrov, Trygve Magne Eikevik, Halina Kobalava, Mykola Radchenko, Armin Hafner, Andrii Radchenko

    Published in Energies (2023-10-01)
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  14. 14

    Identification of Existing Challenges and Future Trends for the Utilization of Ammonia-Water Absorption–Compression Heat Pumps at High Temperature Operation by Marcel Ulrich Ahrens, Maximilian Loth, Ignat Tolstorebrov, Armin Hafner, Stephan Kabelac, Ruzhu Wang, Trygve Magne Eikevik

    Published in Applied Sciences (2021-05-01)
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  15. 15

    An Ultra-Low Temperature Transcritical R744 Refrigeration System for Future Detectors at CERN LHC by Pierre Barroca, Armin Hafner, Bart Verlaat, Paolo Petagna, Wojciech Hulek, Lukasz Zwalinski, Pierre Hanf, Michele Battistin, Loic Davoine, Daniella Teixeira

    Published in Applied Sciences (2021-08-01)
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  16. 16

    Study on various hot-gas defrosting configurations for CO2-NH3 cascade deep freezer by B. S. Arun, George Ninan, S. Murali, Manoj Samuel, Sumit Kumar, S. Vaishak, Mani Sankar Dasgupta, Sarun Kumar Kochunni, Armin Hafner, Kristina Norne Widell

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