Research on experiment and calculation of refrigerant charging amount of air-source heat pump

LI Dongzhe, CHEN Weixing, PAN Cuilian, ZHOU Shaohua, ZUO Jixue

Journal of Appliance Science & Technology . 2020, (zk): 19 -22 . DOI: 10.19784/j.cnki.issn1672-0172.2020.99.005