主汽阀,main steam valve
1)main steam valve主汽阀
1.Directing against the unsmooth blockage phenomenon appeared on main steam valves of two 350 MW steam turbines manufactured by The Westing house Corporation,the causes leading to said blockage have been analysed.针对丹东电厂2台350 MW汽轮机主汽阀卡涩现象,分析了主汽阀卡涩的原因,采取了相应的防范措施后,解决了主汽阀卡涩问题。
2.main steam valve and governor valve are the important compontents of the steam turbine governing system,also the parts where fault often occurred.主汽阀、调节阀是汽轮发电机组的重要部件 ,也是故障常发部件。
3.In order to analyse the causes resulting in inner-wall cracking on high-pressure main steam valve\'s shell of N300-16.7/535/538型汽轮机高压主汽阀内壁开裂原因,对主汽阀内壁进行了现场检验和应力强度分析。
英文短句/例句

1.Analysis of Low Cyclic Fatigue Life of the Valves on the Secondary Unit of Steam Turbine;汽轮机中压主汽阀低周疲劳寿命分析
2.Study on Thermal Fatigue Damage of the Valve on the Intermediate-pressure Section of Steam Turbine in Power Plants火电站中压主汽阀阀壳热疲劳损伤研究
3.Cause analysis of large pressure loss in main steam valve system of 600MW steam turbine某600MW机组主汽阀组压损大的原因分析
4.CAUSE ANALYSIS OF INNER-WALL CRACKING ON HIGH-PRESSURE MAIN STEAM VALVE'S SHELLN300-16.7/538/538型汽轮机高压主汽阀壳内壁开裂原因分析
5.Creep Strength Analysis of Super Critical Turbine Casting Main Valve with FEA超临界汽轮机铸造主汽阀门蠕变强度有限元分析
6.Motion uncertainty analysis for reheat-stop-valve mechanism in high temperature environment高温环境下再热主汽阀机构运动性能不确定性分析
7.Study in Strength and Stress Monitoring of Valve-body of Turbine Servo;汽机主蒸汽调节阀阀体强度及应力监测技术的研究
8.New Stainless Steel Heap Welding Technique for Main Steam Valve Sealing Suface主蒸汽阀门密封面不锈钢堆焊新工艺
9.Main steam safety valve is the protective device against overpressure in the steam system of nuclear island.主蒸汽安全阀是压水堆核电站核岛内主蒸汽系统的超压保护装置。
10.pneumatic cylinder cock valve风动汽缸排水阀阀门
11.safety valve dome安全阀汽包,安全阀座
12.Qinshan Phase Ⅱ Nuclear Power Plant Main Steam Isolation Valve Vibration and Noise Analysis;秦山二期核电站主蒸汽隔离阀振动与噪音分析
13.Parameter Optimization Controling on Main Valve and Governing System Reformation of Steam Turbine;汽轮机控制主阀操作参数优化及调控系统改造
14.On-line setting of safety valve in main steam pipe of ultra-supercritical boiler超超临界锅炉主蒸汽管道安全阀在线整定
15.Intensity and Flow Analysis on Ultra Supercritical 600MW Steam Turbine s Valve;600MW超超临界汽轮机主蒸汽阀门结构强度与流场分析
16.Numerical Simulations of the Flow Field inside High Pressure Combined Valve of a 600MW Ultra Supercritical Steam Turbine600MW超超临界汽轮机高压主汽调节联合阀内部流场的数值模拟分析
17.CSDVS fail open event analysis and handling measure of CANDU nuclear power plant重水堆核电站主蒸汽旁排阀故障分析和应对策略
18.Safety Analysis and Countermeasure Reserch on Verification Test of the Calibration Pressure of Main Steam Safety Valves during Power Operation;功率运行下主蒸汽安全阀定值校验的安全分析与对策研究
相关短句/例句

main valve主汽阀
1.After analysis,therefore proves that the structure and the material of the main valve can meet requirement of running or not.采用有限元分析软件ANSYS对超临界600MW汽轮机主汽阀计算模型进行有限元分析,通过分析结果校核主汽阀的结构和材料是否能够满足机组使用要求。
3)main steam valve主蒸汽阀
1.Cause analysis and solution to main steam valve noise;主蒸汽阀噪声原因分析及处理
4)main distributing valve主配汽阀
5)main steam valve system主汽阀组
1.Cause analysis of large pressure loss in main steam valve system of 600MW steam turbine某600MW机组主汽阀组压损大的原因分析
6)main throttle valve主汽门,主汽阀
延伸阅读

溢流阀、顺序阀、减压阀的比较
溢流阀
减压阀
顺序阀
控制油路的特点
通过调整弹簧的压力控制进油路的压力,保证进口压力恒定,p2=0
通过调整弹簧的压力控制出油口的压力,保证出口压力p2稳定
直控式-通过调定调压弹簧的压力控制进油路压力;夜控式-由单独油路控制压力
出油口情况
出油口与油箱相连
出油口与减压回路相连
出油口与工作回路相连
泄漏形式
内泄式
外泄式
内泄式
进油口状态及压力值
常态
常闭(原始状态)
常开(原始状态)
常闭(原始状态)
工作状态
进出油口相通,进油口压力为调整压力
进油口压力低于出油口压力,出油口压力稳定在调定值上
进出油口相通,进油口压力允许继续升高
联接方式
并联
串联
实现顺序动作式串联作卸荷阀用时并联
功用
定压、溢流或安全作用限压、稳压、保压
减压、稳压
不控制系统的压力,只利用系统的压力变化控制油路的通断
进油腔压力p1控制阀芯移动
出油腔压力p2控制阀芯移动
进油腔压力p1控制阀芯移动