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。
In order to reduce energy consumption in greenhouse, the underground heat storage system with double-film covering was designed based on the plant physiology.
针对温室加温能耗大的突出问题，设计了双层覆盖温室地下蓄热系统。
It is the first time to simulate the sky temperature and wind velocity outside of greenhouse in the laboratory to measure their infections to the thermal properties of the covering materials.
该测试台首次在实验室测试技术中模拟天空有效温度及室外风速等因素，以反映这些因素对覆盖材料保温性能的影响。
It is the first time to simulate the sky temperature and wind velocity outside of greenhouse in the laboratory to measure their infections to the thermal properties of the covering materials.
该测试台首次在实验室测试技术中模拟天空有效温度及室外风速等因素，以反映这些因素对覆盖材料保温性能的影响。
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