root-cooled blade

The results show that the inter-stage matching of both the stages is quite inappropriate, and the large reaction at the blade root of last stage results in a high shock wave loss.

计算结果表明，动静叶间的级间配合不尽合理，且末级根部反动度偏大，引起了较大的激波损失。

互联网摘选

Analysis and Calculation of Machining Accuracy for Arcuate Blade Root

叶片圆弧榫头加工成形精度分析和计算

互联网摘选

The ultrasonic testing methods for blades with fork root, blades with fir-tree root, the transition zone from blade to root, blade body, lacing wire, and shroud band in heavy-duty steam turbine have been presented.

介绍了大功率汽轮机叉型叶根叶片、枞树型叶根叶片、叶身和叶根过渡区、拉筋、围带的检测方法。

互联网摘选

If the foot bearing reaction of T blade root with foot is calculated by traditional calculation option, there is apparent problem.

但用传统方法计算带小脚T型叶根小脚支反力存在明显的问题。

互联网摘选

On the three dimensional contact strength of final arc fir tree blade root and rotor

末级圆弧枞树型叶根与轮缘三维接触强度研究

互联网摘选

Bearing Reaction Calculation for T Blade Root with Foot ( 3) The deep superior branch was divided into 3 models.

带小脚T型叶根小脚支反力计算（3）深上支。

互联网摘选

The analysis results showed that the ECR helicopter had good trim and control characters, and pre-index angle and blade root spring stiffness had distinct effect.

结果表明，电控旋翼直升机具有与常规直升机类似的配平和操纵特性，桨叶预安装角和桨根扭簧刚度这两个参数对其影响显著。

互联网摘选

Discovering through the finite element analysis and the test result, Blade profile contract rapidly in which the blade of this article studying is being away from the blade root about 2/ 3 blade, and causes the stress concentration phenomenon.

通过有限元分析和试验的结果均可以发现，本文所研究的叶片在距离叶根大约2/3处叶片外形收缩过快，导致应力有集中现象。

互联网摘选

Machining Method of Blade Circular Root Rabbet OPTIMIZATION OF TURBINE BLADE FIR TREE ROOTS

叶片圆弧榫头加工方法及分析航空发动机叶片榫头优化设计研究

互联网摘选

Under frame culture and field condition the experiments were conducted in 1992 to study on effect of ABT-5 growth regulater applied with seed soaking and foliage spray on agronomic character and content of endogenous hormones in sugarbeet blade and root system.

在框栽和田间条件下研究了ABT5号增产灵浸种处理和叶喷处理对甜菜农艺性状及对甜菜叶片和根系内源激素含量变化的影响。

互联网摘选