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- Numerical Study of Liquid Film Cooling in Combustion Chamber of Liquid Rocket Engine 液体火箭发动机燃烧室液膜冷却数值研究
- liquid film cooling 液膜冷却
- A thin skin or film, such as an organic membrane or a liquid film. 薄皮,薄膜如生物膜或液体膜等细薄的皮或膜
- A thin skin or film,such as an organic membrane or a liquid film. 薄皮,薄膜如生物膜或液体膜等细薄的皮或膜。
- There were better benefits through cooling by slot and wiggle-strip film cooling. 其中缝隙式气膜冷却和波纹板式气膜冷却冷却结构的冷却效果比较好。
- The technique of Squeeze Liquid Film Damping is adopted in precise boring. 在精镗孔加工中采用挤压液膜阻尼技术。
- TLC technique can be successfully applied to reflect film cooling effectual area and cooling effect. 利用液晶测温技术可以很好地反映气膜冷却区域及冷却效果等。
- There were three film cooling schemes used, namely, slot, discrete-hole and wiggle-strip. 采用的冷却方案共有3种,分别是缝隙式、离散孔式和波纹板式气膜冷却方案。
- The empiric formulas for calculating slot film cooling effectiveness were derived from the test data according to the turbulence-mixing model. 根据湍流混合模型及气膜效率试验数据归纳了计算缝槽气膜冷却气膜效率的经验关系式。
- The unsteady wake made the time-averaged film cooling effectiveness decreased at blowing ratio of 0.5, rod diameter of 4mm. 在吹风比M=0.;5,细钢棒直径4mm时,非定常尾迹使气膜的时均冷却有效温比降低。
- Liquid film method was researched to recover naphthalene sulfonate from T-acid mother liquor. 采用液膜法回收T酸母液废水中的奈磺酸盐。
- The enhancement of turbulence level lead to obvious decrease in film cooling effectiveness when p/d is large and the momentum ratio is high. 在孔节距及动量比均较大时,主流湍流度的增大会导致气膜冷却效率较为明显的下降.
- Metal pairs are adhesive together due to asperity peaks penetrating the liquid film. 此时,存在表面微突体的磨损和表面损伤。
- Film cooling effectiveness for injection from single row and double row dustpan shaped holes has been studied experimentally. 摘要对双排错排簸箕形孔气膜冷却效率进行了实验研究,测出了孔排下游的局部冷却效率的分布。
- Foam consists of bubbles, which are very thin liquid films with air inside. 水花含有气泡,气泡其实是外面一片很薄的液体,内里包著空气。
- Based on the low Reynold number and small flux model, the velocity and thickness of the liquid film outside the horizontal tube were studied. 采用低雷诺数、小流量模型对黏性流体在水平管外形成的薄液膜的流速以及膜厚分布进行分析和计算 ;
- This novel method avoids the shortcomings of conventional spray or film cooling systems, such as water penetration through cracks, high maintenance requirement, etc. 这种新颖的方法避免了传统喷洒冷却或薄雾冷却系统的不足,例如水渗透进入缝隙。
- Leakage flow rate,liquid film axial stiffness and the ratio of film stiffness to leakage rate of such a seal were compu... 密封环的约束对变形起着重要作用,选择合适的约束可以减小密封面转角,提高液膜刚度,增强密封工作稳定性。
- The Film cooling effectiveness on the blade surface were measured in the cases of mainstream Reynolds number from 250000 to 450000 and blowing ratio from 0.5 to 2.5. 实验的参数变化范围是:基于叶片弦长的来流雷诺数250000~450000,吹风比0.;5~2