【摘要】 依据热力学基本定律 ,提出了太阳能全玻璃真空集热管真空度检测的负压腔原理 ,并建立理论数学模型 ,同时还对其实际可行性及检测手段进行了初步探讨。更多还原

【Abstract】 Based on fundamental principles of thermodynamics, this article presents theory of vacuum cavity on vacuum test of all glass evacuated solar collector tubes, establishes theoretical mathematics model, and researches its feasibility initially.更多还原