1) blade series
长叶片系列
2) tandem-blade
串列叶片
1.
Three-dimensional compressible turbulent flows and aerodynamic performance were numerically simulated for centrifugal tandem-blade impellers.
对串列叶片式离心叶轮内部三维可压缩湍流及气动性能进行了数值模拟,重点研究了诱导轮及导出轮之间5种不同相对周向位置排列方式对串列式叶轮内部流场及气动性能的影响,并与传统单列叶片式离心叶轮进行了比较。
2.
The influences of relative length and circumferential position of tandem-blade on the aerodynamic performance and aerodynamic noise of the centrifugal fan,are discussed.
对采用串列叶片的某前向离心风机内部三维非定常流动进行了数值计算,重点研究了串列叶片不同叶片相对长度和不同叶片相对周向位置两个参数对风机气动性能及气动噪声的影响。
3) blades arrangement
叶片排列
1.
Test of blades arrangement for twin shaft mixer;
双卧轴搅拌机叶片排列的试验
4) sequential leaves
序列叶片
1.
Results are showed as follows:①the absolute water contents of the sequential leaves, based on dry weight, vary in a parabola (\%R\%=0.
结果表明:泡桐序列叶片绝对含水量(Wd)呈抛物线变化,即嫩叶>老叶>成熟叶,叶片间相对含水量(Wr)无差别。
6) long blade
长叶片
1.
The method is adapted not only in the analysis of bending out of shape in elasticity when a long blade of steam turbine has been rotating,but also dynamicstate analysis of ther blades[1].
该方法不但适用于汽轮机中长叶片在做旋转运动时的弹性变形分析，而且也适合其它长叶片旋转的动态分析。
2.
With the improvement of design and manufacture of steam turbine,the long blades with complex dampers are used widely in supercritical and ultra-supercritical steam turbine,the previous reliability evaluation method of blade shows limitations,it is necessary to develop a method to evaluate the reliability of blade based on .
目前汽轮机叶片设计和安全性考核主要采用的是以许用应力为基准的静强度准则和以安全倍率为基准的动强度准则,随着汽轮机设计制造水平的提高,尤其是近年来在超临界和超超临界大功率汽轮机中广泛采用具有复杂阻尼结构的长叶片,该方法已经表现出越来越多的局限性,建立一套从寿命损耗角度评估叶片安全性的方法十分必要。
3.
Two ways of simulating long blades,used in the mentioned calculation,are proposed.
用三维有限元法对某150 MW汽轮发电机组低压转子的临界转速进行了计算,提出了2种模化长叶片的方法,将计算结果和传统计算方法所得结果以及现场实测数据进行比较,表明所提出的2种模化方法都是可行的,为其它长叶片转子振动计算的有限元三维实体建模提供一定的借鉴作用。
补充资料：MS6001系列燃气轮机一级空心涡轮叶片
MS6001系列燃气轮机一级空心涡轮叶片
Ms6()()l系列燃气轮机一级空心涡轮叶片 中同科学院金属研究所供稿
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