查询词典 turbine

The characteristics of the mechanism with an optimal structure and the basic principle of the design for the mechanism are discussed,and several design cases about a numerical control surface grinding machine for steam turbine cylinder are presented in detail .

介绍了具有最优结构的机构特点及其设计的基本原则，并应用于汽轮机缸体数控随形磨削机的最优结构设计。

The characteristics of the mechanism with an optimal structure and the basic principle of the design for the mechanism are discussed,and several design cases about a numerical control surface grinding machine for steam turbine cylinder are presented in detail.

文摘：介绍了具有最优结构的机构特点及其设计的基本原则，并应用于汽轮机缸体数控随形磨削机的最优结构设计。

Steam turbine ; cylinder ; thermal stress ; finite element

汽轮机；汽缸；热应力；有限元

The contents of this dissertation are as follows: 1. Researching the design methods and requirements to increase the stage load of steam turbine HP and IP cylinder.

然而，由于电力市场的竞争日趋激烈，对于汽轮机制造厂来说，不仅要追求提供给用户安全高效的产品，也同时要尽可能地降低开发设计制造成本。

Large size parts generally refer to those parts with more than one meter long in each dimension, such as low-pressure cylinder of steam turbine, wing panel of plane and so on.

大型零件通常是指那些在各个维度的尺寸超过一米的零件，比如蒸汽轮机的低压缸体，飞机的机翼壁板以及一些专用零件。

During the performance test implemented after turbine alteration,it is found that the HP cylinder extraction steam tempreture is abnormally high.

在汽轮机改造后的性能试验中，发现高压缸抽汽温度过高，通过分析认为缸内存在漏汽，并指出了漏汽的位置。

The fastening bolts of steam turbine cylinder case were in fatigue-creep interaction.

0引言汽轮机汽缸紧固螺栓在机组稳定运行时受蠕变载荷的作用，在机组启动、停机和负荷变动过程中受低周疲劳与高温蠕变的交互作用。

The paper introduces the analysis of 500MW steam turbine low pressure cylinder clapboard s cracks and introduces the way to settle it.

对某发电厂500MW汽轮机低压缸40级隔板中分面出现的裂纹进行了分析，并介绍了处理情况，确定了正确合理的补焊方案及工艺，供铸铁件补焊修复缺陷时参考。

When water is pressurized beyond the critical pressure point, steam is produced to drive a turbine.

当水加被加压到超越临界点的压力，产生的蒸汽可以驱动一个涡轮机。

Only when the flow rate of steam is more than this point, can back pressure turbine be used.

从经济的角度而言，以蒸汽流量为判据，两种设备的应用有一个经济出力分界点，只有当蒸汽流量大于该分界点时，采用背压汽轮机才是有利的，且该经济分界点随着电力价格和电热比价的变化而变化。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。