[HTML][HTML] Advanced development and application of transcritical CO2 refrigeration and heat pump technology—A review

Y Song, C Cui, X Yin, F Cao - Energy Reports, 2022 - Elsevier
As a highly efficient thermodynamic cycle formed by pure natural fluid and using
aerothermal energy, transcritical CO 2 technology has huge advantages in terms of energy …

Transcritical R744 refrigeration systems for supermarket applications: Current status and future perspectives

P Gullo, A Hafner, K Banasiak - International Journal of Refrigeration, 2018 - Elsevier
Visible signs of climate change call for urgent actions on food retail industry, since such a
sector is characterized by an abundant carbon footprint. Being CO 2 (or R744) recognized …

Life cycle techno-enviro-economic assessment of dual-temperature evaporation transcritical CO2 high-temperature heat pump systems for industrial waste heat …

B Dai, C Liu, S Liu, D Wang, Q Wang, T Zou… - Applied Thermal …, 2023 - Elsevier
Replacing fuel-fired boilers by using efficient heat pump plants to recover industrial waste
heat is an effective solution to achieve the “dual carbon” target. Three novel transcritical CO …

Environmental and economical analyses of transcritical CO2 heat pump combined with direct dedicated mechanical subcooling (DMS) for space heating in China

B Dai, H Qi, S Liu, Z Zhong, H Li, M Song, M Ma… - Energy conversion and …, 2019 - Elsevier
An environmental and economical assessment model is developed, in order to evaluate the
performances of transcritical CO 2 heat pump system with dedicated mechanical subcooling …

Subcooling methods for CO2 refrigeration cycles: A review

R Llopis, L Nebot-Andrés, D Sánchez… - International Journal of …, 2018 - Elsevier
CO 2 subcooling has resulted a method to upgrade the performance of CO 2 refrigeration
plants in the recent years, with overall improvements up to 12% with internal heat …

Exergy, carbon footprint and cost lifecycle evaluation of cascade mechanical subcooling CO2 commercial refrigeration system in China

B Dai, Y Cao, X Zhou, S Liu, R Fu, C Li… - Journal of Cleaner …, 2024 - Elsevier
The concept of cascade mechanical subcooling is recommended to widen the application of
natural working fluid CO 2, improve the efficiency and reduce the carbon footprint of CO 2 …

Hybrid solar energy and waste heat driving absorption subcooling supermarket CO2 refrigeration system: Energetic, carbon emission and economic evaluation in …

B Dai, H Yang, S Liu, C Liu, T Wu, J Li, J Zhao, V Nian - Solar Energy, 2022 - Elsevier
A novel hybrid solar energy and waste heat driving absorption subcooled carbon dioxide
(CO 2/R744) booster refrigeration system (SE+ WH) is proposed to improve the energy …

Heating performance characteristics of CO2 heat pump system for electrical vehicle in a cold climate

D Wang, B Yu, J Hu, L Chen, J Shi, J Chen - International Journal of …, 2018 - Elsevier
This study investigated the heating performance characteristics of a CO 2 heat pump system
for an electrical vehicle in a cold climate. Experimental tests evaluated the effects on system …

Life cycle energy, emissions and cost evaluation of CO2 air source heat pump system to replace traditional heating methods for residential heating in China: System …

B Dai, H Qi, W Dou, S Liu, D Zhong, H Yang… - Energy Conversion and …, 2020 - Elsevier
Heat pump is an efficient method to substitute traditional boilers for cleaner space heating. A
new configuration of CO 2 heat pump system integrated with vapor injection and dedicated …

Experimental evaluation of a CO2 transcritical refrigeration plant with dedicated mechanical subcooling

R Llopis, L Nebot-Andrés, R Cabello, D Sánchez… - International Journal of …, 2016 - Elsevier
CO 2 transcritical refrigeration cycles require optimization to reach the performance of
conventional solutions at high ambient temperatures. Theoretical studies demonstrated that …