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August 20, 2025BuildingsOpen Access

Research Progress on CO2 Transcritical Cycle Technology for Building Heating and Cooling Applications

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Authors

WSWeixiu ShiHCHao‐Hsiang ChangJZJingkai Zhou

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Overview

This review highlights CO2 transcritical cycle technology's efficiency and environmental benefits in heating and cooling systems, suggesting future research paths.

Key Points

  • The technology shows a COP improvement of 15.3–46.96% in heating applications, indicating significant energy efficiency gains.
  • Energy efficiency efforts highlight the use of CO2 as a refrigerant with zero ozone depletion potential and low global warming potential.
  • Innovative optimization strategies like distributed compression enhance cooling capacity by up to 26.5% under various operating conditions.
  • The review emphasizes future research to overcome challenges such as high initial costs and stability under extreme conditions.

Cite This Study

Shi et al. (2025) studied this question.

synapsesocial.com/papers/68af4ce5ad7bf08b1ead69b4https://doi.org/10.3390/buildings15162952
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1The Transcritical CO2 Cycle: Promise, Pitfalls, and Prospects2026
  2. 2Transcritical CO₂ refrigeration cycle modifications: thermodynamic performance, practical challenges and future directions2026
  3. 3Review of dedicated mechanical subcooling methods for transcritical CO2 refrigeration and heat pump cycles2024
  4. 4Energy and Exergy Analysis of Transcritical CO2 Cycles for Heat Pump Applications2024 · 4 citations
  5. 5Energy and Exergy Analysis of Transcritical CO2 Cycles for Heat Pump Applications2024 · 3 citations