入口条件 meaning in English
entry conditions
Examples
- When the punched baffle is proper in length , the small holes are in staggered arrangement and the punched ratio gradually increases from the central axis to the boundary along the baffle length , the performance of flow distribution in the plate - fin heat exchanger is effectively improved by the optimum design of header configuration
从实验对比分析中得出，当挡板小孔呈错排分布、开孔率沿挡板的中轴线向两侧逐渐增加、且总开孔率达到50 %左右的时候，在相同的入口条件下，不均匀系数由原始封头的1 . 210降至0 . 209 ，最大流速与最小流速之比由23 . 163降至1 . 756 。