1) film cooling hole
气膜孔
1.
One half of specimens are plates with film cooling holes.
采用含与不含气膜孔平板试样,研究了[001]、[011]和[111]晶体取向在980℃不同保载时间和应力条件下的镍基单晶合金DD6的循环蠕变性能。
2.
A cell model with film cooling hole was taken out from nickel-based single crystal cooling blade.
从单晶冷却叶片中取出一个包含气膜孔的单胞模型,在流体和传热分析的基础上,给出了含气膜孔模型的气动载荷和温度分布。
2) Film hole
气膜孔
1.
Numerical simulation was conducted to investigate the flow field of internal cooling passages with both rib-roughened walls and film hole suctions and discharge coefficients of film holes,with rib angles 45°,60°,90°,120°respectively.
利用有限体积法对三维不可压缩的N-S方程进行离散,对同时带肋和气膜孔出流的内流冷却通道在45°,60°,90°,120°肋的结构下进行了数值模拟。
2.
The effect of the film holes is also studied.
为了深入了解涡轮叶片中冲击窄通道内的换热特性,采用热色液晶瞬态测量技术测量了冲击窄通道内全表面换热系数,获得了不同冲击雷诺数Re、相对冲击孔间距S/d以及有无气膜孔出流时通道内各表面的换热系数分布规律。
3.
Through comparisons of the cooling performance of these three specimens,the effects of the number and diameter of columnar ribs,the angle of film holes,the Reynolds number and Nusselt number of free stream on the overall cooling effectiveness were discussed.
通过比较三种层板结构综合冷却效率,详细讨论了绕流柱数目及直径、气膜孔角度、主流雷诺数和努塞尔数对层板冷却效率的影响。
4) cooling holes on the leading edge
前缘气膜孔
5) microporous breathable membrane
透气微孔膜
1.
This paper elaborated the status quo of the development of microporous breathable membrane,and reviewed the preparation techniques and the mechanism of micropore formation and gas permeation for microporous breathable membrane.
透气微孔膜是当今世界上发展迅速、引人注目的新型功能膜材料。
6) film cooling hole
气膜冷却孔
1.
Influence of the film cooling hole on the endurance life of the turbine blade
涡轮叶片持久寿命预测中气膜冷却孔的影响
补充资料：多孔膜
分子式：
CAS号：
性质： 指每平方厘米含有一千万至一亿个孔，孔隙率占总体积70％～80％，孔径均匀，孔径范围在0.02～20μm之间的分离膜。当膜的孔径大于5nm时称为微孔膜(microporous membrane)；孔径在1～5nm时称细孔膜(fine-pored membrane)，包括超滤膜和反渗透膜。
CAS号：
性质： 指每平方厘米含有一千万至一亿个孔，孔隙率占总体积70％～80％，孔径均匀，孔径范围在0.02～20μm之间的分离膜。当膜的孔径大于5nm时称为微孔膜(microporous membrane)；孔径在1～5nm时称细孔膜(fine-pored membrane)，包括超滤膜和反渗透膜。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条