Abstract
Considering that the current heating and cooling technology is usually high energy consuming and low usability, seasonal cool storage technology based on ice source heat pump is proposed. By comparison of 5 cases, system model is built. Energy consumption and economic benefits are quantitatively evaluated in different districts. It is found:1)Primary energy consumption and pollutant emissions of Case 3, 4 and 5 are at least 50% lower than Case 1 or 2; 2)Seasonal cool storage technology can increase the yearly COP. The storage efficiency and No. of storage cycles in seasonal cool storage can reach 96% and 2.1; 3)Shanghai is appropriate for ice heat pump. Beijing is appropriate for seasonal cool storage. Shenyang is appropriate for central heating system; 4)For the large building more than 30000 m2 in Beijing, the incremental payback period of Case 3 is only about 3 years.
| Translated title of the contribution | Characteristics of seasonal cool storage technology and design optimization of system |
|---|---|
| Original language | Chinese (Traditional) |
| Pages (from-to) | 1-7 |
| Number of pages | 7 |
| Journal | Taiyangneng Xuebao/Acta Energiae Solaris Sinica |
| Volume | 43 |
| Issue number | 6 |
| DOIs | |
| State | Published - 28 Jun 2022 |
| Externally published | Yes |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 7 Affordable and Clean Energy
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