After optimizing the structural parameters the best structure of tube bundle was achieved . At last the method of numerical simulation was used to simulate two different kinds of support plate . The conclusion obtained can guide the engineering application .

最后运用数值模拟的方法对两种不同 支撑 板结构进行局部数值模拟，得到了 有益的结论，能够指导工程应用。

The impacting force between tube and support plate is one of the parameters which plays a vital role in the prediction of tube fretting wear rate .

影响管子磨损的因素很多，关键参数之一是 管子一 支承 板间的碰撞力。

The center distance of U-shape pipe should keep consistent with that of tube plate and support plate .

U形管的中心距和 管板、 支持 板的中心距必须保持一致。

The analysis and experimental study of impacting force of the tube against support plate in heat exchangers

换热器传热 管 与 支承 板间碰撞力的分析和实验研究

For simplicity the truss-beam model was applied for the vessel and the tube bundle . For the flow distribution plate the support plates and the lower deck plate the plate model was applied .

壳体采用杆-梁（或 管）模型，流量分配板、 支撑板和二、三级汽水分离器的下 盖板采用板模型。

The design safety of steam generators in NPP is described including selection of heat transfer tube material support plate material and structural design anti-vibration bar material and structural design design of the joint between tube and tubesheet and the improving design of thermohydraulic structure .

介绍了核电厂蒸汽发生器设计中应考虑的安全问题，包括传热 管材料的选择、 支撑 板材料与结构设计、防振架材料与结构设计、管子与管板的连接和热工水力结构的改进设计。