Haifeng Qi

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

Baomin Dai, Haifeng Qi, Shengchun Liu et al. · Energy Conversion and Management · 2019 · 220 citations

Engineering, Space Heating, Sustainable Energy +6

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 configurations

Baomin Dai, Haifeng Qi, Wanbin Dou et al. · Energy Conversion and Management · 2020 · 111 citations

Energy Consumption, Engineering, Energy Analysis +10

Evaluation of transcritical CO2 heat pump system integrated with mechanical subcooling by utilizing energy, exergy and economic methodologies for residential heating

Baomin Dai, Haifeng Qi, Shengchun Liu et al. · Energy Conversion and Management · 2019 · 110 citations

Engineering, Residential Heating, Energy Management +11

Performance analysis of two-stage compression transcritical CO2 refrigeration system with R290 mechanical subcooling unit

Shengchun Liu, Fenping Lu, Baomin Dai et al. · Energy · 2019 · 68 citations

Performance Analysis, Supercritical Flow, Gas Storage +3

Flow boiling heat transfer characteristics of zeotropic mixture CO2/R152a with large temperature glide in a 2 mm horizontal tube

Baomin Dai, Tianhao Wu, Shengchun Liu et al. · International Journal of Heat and Mass Transfer · 2023 · 19 citations

Materials Science, Chemical Engineering, Heat Transfer Process +11