main steam and feed system是什么意思

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用法例句

A solution to weld crack on the joint of main steam header and nozzle within the header;

主蒸汽母管与母管内喷嘴处焊缝裂纹的处理

Briefly Discuss the Design of Main Steam Temperature Automatic Regulation System for Optimizing Power Plant Boiler;

浅谈优化电站锅炉主蒸汽温度自动调节系统设计

The manufacture of F91 forging slanting tee joint of main steam output of thermal power plant is expounded,including the process of manufacture.

对火力发电厂主蒸汽出口F91锻造斜三通的制造进行了叙述,并介绍了制造过程,实践证明我国已经有能力生产此类三通,可以大力推广应用。

Study on performance degradation of main steam pipe of X20CrMoV12.1 steel for long-term service;

长期运行的X20CrMoV12.1钢主蒸汽管性能劣化研究

Estimate of structure states and capabilities for the 10CrMo910 steel main steam pipes after 147 thousand hours running;

对运行14.7万h 10CrMo910钢主蒸汽管道组织性能的评定

Its main steam pipe (main pipeΦ 450× 41, branch pipeΦ 335× 31)uses 1- 2 mode in the second stage 2× 300 MW unit extension project in ShanXi HuaNeng YuShe power plant.

山西华能榆社电厂二期2×300MW机组扩建工程,其主蒸汽管道(主管Ф450×41,支管Ф335×31)采用1-2制方式。

On-line valve test results showed that the fault was caused by the little flow through the left-side main steam valve with a block or very small opening.

为查找原因,从数字式电液(DEH)调节系统的控制逻辑、汽轮机调门的流量特性和阀门活动过程等方面进行了分析,并通过阀门在线活动试验,最终确定了机组故障原因是左侧主蒸汽门堵塞或开度很少致使其通流量很小。

For the coordinated controlled large size thermal power units,the most main cause of main steam pressure fluctuation is the overshooting of fuel.

主蒸汽压力是蒸汽品质的重要体现,协调控制的大容量火电机组,引起主蒸汽压力波动的最主要内因就是燃料的过调,文中从调节参数、磨煤机的启停、煤质的变化和负荷的变化等4个方面对燃料过调的影响进行了分析并提出了一定的解决办法,同时也分析了减温水量对主汽压力的影响。

Cause analysis and solution to main steam valve noise;

主蒸汽阀噪声原因分析及处理

Study of permanent strength variation trends of main steam piping in operation;

主蒸汽管运行中持久强度变化动态研究