# Experimental study on operating characteristics and control strategy of CO2 heat pump in circulating heating mode

> Research article (Applied Thermal Engineering, 2023) · cited 14× · AI/ML

**Wikidata**: [openalex:W4387353029](https://www.wikidata.org/wiki/openalex:W4387353029)  
**Source**: https://4ort.xyz/entity/experimental-study-on-operating-characteristics-and-control-strategy-of-co2-heat-pump-in-circulating-heating-mode