1 to 10 of 16 Results
Jan 19, 2024
Blust, Stefanie; Barroca, Pierre A.C.; Allouche, Yosr; Hafner, Armin, 2024, "Replication Data for: A numerical study of the R744 primary cooling system for ATLAS and CMS LHC detectors", https://doi.org/10.18710/YVECMK, DataverseNO, V1
A new R744 refrigeration system is needed to cool down the detectors, namely ATLAS and CMS, of the Large Hadron Collider (LHC) at CERN in Geneva. A R744-R744 cascade system is planned having a primary 2-stage compression loop and an oil-free, pumped secondary loop. To guarantee a... |
Dec 10, 2022
Mastani Joybari, Mahmood; Selvnes, Håkon; Vingelsgård, Erling; Sevault, Alexis; Hafner, Armin, 2022, "Replication Data for: Parametric study of low-temperature thermal energy storage using carbon dioxide as the phase change material in pillow plate heat exchangers", https://doi.org/10.18710/QGK54K, DataverseNO, V1
Industrial low-temperature freezing applications are often batch processes, requiring a lot of energy, exerting stress on the electrical grid. To relieve this stress, thermal energy storage can be used. However, there is a lack of suitable storage material for low temperature app... |
Aug 15, 2022
Joybari, Mahmood Mastani; Selvnes, Håkon; Sevault, Alexis; Hafner, Armin, 2022, "Replication Data for: Cold thermal energy storage in solid-liquid transition of carbon dioxide: Investigating the possibility", https://doi.org/10.18710/MPL6FL, DataverseNO, V1
Industrial freezing is an energy-intensive process which is growing due to the increasing demand. This is exerting stress on electrical grids, especially at peak hours. To tackle this issue, thermal energy storage has received attention; however, there is a gap in terms of suitab... |
Jun 24, 2022
Hafner, Armin; Hazarika, Mihir Mouchum; Lechi, Federico; Zorzin, Alvaro; Pardiñas, Ángel Álvarez; Banasiak, Krzysztof, 2022, "Experimental investigation on integrated two-stage evaporators for CO2 heat-pump chillers", https://doi.org/10.18710/BSOG2S, DataverseNO, V1
In this experimental study the performance of novel compact evaporator configuration was investigated. What makes this evaporator configuration unique is the integration of a gravity-fed/ self-circulation evaporator loop on one side of a plate heat exchanger (pre-cooling the seco... |
May 27, 2022
Contiero, Luca; Barroca, Pierre; Hafner, Armin; Banasiak, Krzysztof; Verlaat, Bart; Petagna, Paolo, 2022, "Krypton, applied as refrigerant for cooling of silicon detector trackers", https://doi.org/10.18710/Q3IQSM, DataverseNO, V1
The thermal management of highly irradiated silicon detectors may soon require cooling temperatures beyond the limits of -45°C for the currently applied technologies with CO2. The working fluid shall be able to approach ultra-low temperatures for large heat loads using small pipi... |
May 27, 2022
Ren, Shuai; Ahrens, Marcel U.; Hafner, Armin; Widell, Kristina N., 2022, "Replication data for: ENOUGH Project: Performance evaluation of high-temperature heat pump systems for hot water and steam generation in food processing", https://doi.org/10.18710/GYVNEL, DataverseNO, V1
In this dataset, data from the ENOUGH project for the evaluation of the applicability of different high-temperature heat pumps in food processing are shared. |
Apr 26, 2022
Soylemez, Engin; Hafner, Armin; Schlemminger, Christian; Kriezi, Ekaterini E.; Khorshidi, Vahid, 2022, "Replication Data for: MultiPACK Project-The performance analysis of an integrated CO2 refrigeration system with multi-ejectors installed in a supermarket", https://doi.org/10.18710/J9BQLO, DataverseNO, V1
In this dataset, the field data from an integrated CO2 refrigeration system installed in a supermarket located north of the capital of Lisbon was shared. The scheme of the refrigerating system is provided in Figure 1-2, while the installed capacities and main components character... |
Dec 9, 2021
Artuso, Paolo; Tosato, Giacomo; Rosetti, Antonio; Minetto, Silvia; Marinetti, Sergio; Hafner, Armin; Banasiak, Krzysztof, 2021, "Replication data for: Dynamic Modelling and Validation of an Air-to-Water Reversible R744 Heat Pump for High Energy Demand Buildings", https://doi.org/10.18710/0UMYZ9, DataverseNO, V1
In this dataset, data from the pre-commissioning tests of the MultiPACK unit for hotels that were carried out at the factory’s facilities were shared. The scheme of the refrigerating system is provided in Figure 1, while the characteristics of the main components are listed in Ta... |
Nov 24, 2021
Artuso, Paolo; Tosato, Giacomo; Hafner, Armin; Rossetti, Antonio; Minetto, Silvia; Marinetti, Sergio, 2021, "Replication Data for: MultiPACK Project: Field data of integrated CO2 heat pump systems for Italian hotels in the MultiPACK project", https://doi.org/10.18710/UNIYBZ, DataverseNO, V1
The EU project MultiPACK supports the design, construction, installation and monitoring of reversible heat pump units using CO2 as the refrigerant, providing air conditioning, heating and domestic hot water. The design includes the use of two-phase ejectors and natural circulatio... |
Oct 8, 2021
Pardiñas, Angel A.; Jokiel, Michael; Schlemminger, Christian; Selvnes, Håkon; Hafner, Armin, 2021, "Replication Data for: MultiPACK_Projecet_Modeling of a CO2-based integrated refrigeration system for supermarkets", https://doi.org/10.18710/HTYHJP, DataverseNO, V1
This dataset provides the field and numerical data of a study that focuses on the fully integrated CO2 refrigeration system configuration for a supermarket in Porto de Mos, Portugal, which was equipped and fully monitored through the EU funded project MultiPACK. A dynamic system... |