Accurate description is proposed for thermal radiation and gas conduction in the annulus under various heat insulation conditions and theoretic model is derived.
2
真空同心管套涉及传导、辐射等传热方式,其中低压气体的热传导非常复杂,是分析问题的关键。
Thermal behavior of vacuum concentric tube annulus is a process involving combined heat transfer mode, in which the thermal conduction of low pressure gas plays an important role.
3
为了验证理论分析结果,对悬臂管在同心套管包围的水中的附加质量系数和粘滞阻尼进行了实验研究。
The experimental study of added mass factor and viscous damping factor for cantilever tube confined in water by concentric tube was conducted in order to verify the result of theoretical analysis.