gas film cooling的意思|示意

Hot wire measurements and flow visualization are presented for studying the turbulent flow field over a flat gas turbine film cooling blade with lateral expanded holes.

报道了用热线风速仪和流动可视化技术对带有横向扩展型孔的燃气轮机气膜冷却叶片紊流流场进行的研究。

An equivalent no-perforated plate concept is introduced in the stress-strain analysis for densely-distributed film cooling holes on turbine blades of gas turbine engines.

以带气膜冷却孔的航空燃气涡轮发动机涡轮叶片为研究背景，引入了等效概念对密布小孔结构进行了详细的应力-应变分析。

The film-cooling technique have already got usage of the long-term in the air gas turbine.

气膜冷却技术在航空燃气涡轮中已经得到了长期的使用。

E. M. The boundary condition consists of convective heat transfer of gas heating, internal cooling, film cooling and impinging cooling.

计算的边界条件包括燃气加热，内部对流冷却，气膜冷却和冲击冷却的对流换热。

The cooling effectiveness of cylindrical gas-film cooling holes was numerically investigated, which was determined at different radial angles, momentum ratio and turbulent intensity.

为了探讨在不同径向角下动量比和湍流度对圆柱形气膜孔流动和换热的影响规律，采用数值模拟方法，研究了涡轮叶片的冷却效率。

Film cooling of the surface of a gas turbine blade was studied in a large-scale low-speed opening wind tunnel according to actual requirement of the design of aero-engine.

根据航空发动机设计的实际需要，在大尺寸低速叶栅传热风洞中对涡轮叶片表面的气膜冷却进行了综合性实验研究。