If the exhaust system is under a vacuum, the casing must be warmed by gradually introducing the steam, after opening the exhaust valve.
如果排气系统处于真空下，必须在打开排气阀后，逐渐引蒸汽来加热壳体。
By means of these expressions, formulas for calculating the axial and radial forces on the casing are derived and then the influence of steam flooding on casing strength is qualitatively analyzed.
根据这些表达式进一步推导套管轴向力和径向力的计算公式，然后根据这些公式定性地分析注蒸汽采油对套管强度的影响。
Back steam into the turbine and drain condensate from the casing.
蒸汽倒进汽轮机并从壳体排凝。
On the basis of casing bearer analysis and field experience, this paper gives casing elongation calculation formula of cold production Wells in the process of steam injection.
在重点分析套管综合受力的基础上，结合现场经验，推导出了常规井注汽井口套升计算公式。
The shafting vibration is caused by non-stability of shafting thermal state center produced by impeded casing expansion and steam leakage of the shaft gland.
汽缸膨胀不畅和轴封漏汽使轴系热态中心不稳定导致轴系振动。
In this engine the steam enters on one side of an eccentric rotor which carries rollers that seal against the inside of the casing.
在这方面引擎蒸汽进入对一方一偏心转子，载有轧辊对密封的内套管。
In the last several stages diaphragms of steam turbine LP casing, there are two typical diaphragm gland configurations-low diameter seals and opposite-teeth labyrinth.
在汽轮机低压末几级隔板中，有两种比较典型的汽封结构形式——低直径汽封和对齿迷宫式汽封。
The paper reports on the actual temperature and stress field measurements of a 200mw steam turbine's h. p. casing during cold and hot starts.
该文对200MW汽轮机高压缸冷态与热态启动温度场与热应力进行了实测。
Casing is heated by steam in thermal recovery Wells. There are thermal stresses in casing. Casing deforms when stresses exceed yield point.
计算表明，注蒸汽稠油井如果用常规方法固井，在通常的注汽温度下，套管都因热应力而产生屈服变形。
The article involves the IP-casing integral assembling process technology of ultra supercritical 1000MW steam turbine made by Shanghai Turbine Company Ltd.
介绍了上海汽轮机有限公司1000MW超超临界汽轮机中压缸整体总装的工艺技术。
The paper describes the application of ADINAT finite element system in three dimensional analysis of steady state temperature field of the inner casing of a 200 MW high pressure steam turbine.
本文叙述了运用ADINAT有限元系统对20万千瓦汽轮机高压内缸进行三维稳态温度场分析结果。
This paper focuses on the influence of the flange and bolt heating equipment on differential expansion of HP casing in 200mw steam turbine.
主要探讨200 MW汽轮机组法兰螺栓加热装置对高压缸胀差的影响。
This paper focuses on the influence of the flange and bolt heating equipment on differential expansion of HP casing in 200mw steam turbine.
主要探讨200 MW汽轮机组法兰螺栓加热装置对高压缸胀差的影响。
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