Qu, Minglu; Xia, Liang; Deng, Shiming; Jiang, Yiqiang - In: Applied Energy 97 (2012) C, pp. 327-333
When an air source heat pump (ASHP) operates in heating mode, frost can be accumulated on the surface of its finned … expansion valves (EEVs) are commonly used in heat pump/refrigeration systems, including ASHP units, as throttle regulators of …