theoretical analysis using the method of energy equilibrium in covering layer and validation of the overall heat transfer coefficient of greenhouse covering materials;
进一步研究了在结霜过程中空气冷却器的传热面积、传热系数以及空气侧压降与霜层生长的变化关系。
review of the hot-box methods for measuring the thermal transmittance of greenhouse covering materials;
现阶段,热流法、热箱法,热红外摄像仪法是我国测量外墻传热系数的主要方法。
research and development of the test apparatus for measuring the overall heat transfer coefficient of greenhouse covering materials;