In the double stage coupled heat pump heating system,the air source heat pump(ASHP) worked as the first stage unit under new working conditions in cold environment.

• 本文利用已建立并通过实验验证的空气源热泵机组稳态仿真数学模型,对机组在新工况与常规工况下的低温稳态特性进行了计算机仿真。