1) low pressure cylinder
低压缸
1.
Author has discussed the Corrosive form and the rust fouling pattern for the low pressure cylinder of CO2 compressor;analyzed the corrosive mechanism for oxygen corrosion,CO2 corrosion and their effecting factors;anti-corrosion measures were supposed from aspects of operation,maintenance,repair and process design etc.
论述了二氧化碳压缩机低压缸的腐蚀形式和锈垢形态;分析了氧腐蚀、CO2腐蚀的腐蚀机理和影响因素;从操作、维护、检修及工艺设计方面提出了防腐蚀措施。
2.
The construction and function of protection circuit and interlock circuit for the thermal engineering after the through-flow capacity of low pressure cylinder of 200 MW unit made in China was introduced , and the interlock relationship among the loops was also discussed, the application effectiveness of its protection and interlock system was presented as well.
介绍了国产200MW机组低压缸通流改造后热工保护,联锁回路的构成与作用,并且阐述了各回路的联锁关系,明确了其保护、联锁系统的应用效果。
3.
It discusses the location and characteristics and causes for turbine low pressure cylinder,and suggests some measures of preventing & slowdown this corrasion.
对汽轮机低压缸腐蚀进行了论述,分析了低压缸腐蚀部位、特征及腐蚀机理,并提出了防止和减缓低压缸腐蚀的措施。
2) LP Cylinder
低压缸
1.
The Boring Equipment Research on Mitsubishi LP Cylinder Bearing Spherical Surface;
三菱低压缸轴承球面镗削设备的研制
2.
and four processing methods for condition curves in calculation of specific enthalpy for exhaustc steam from LP cylinder at home and abroad being presented,and the advantages and disadvantages of each method being analysed.
根据ASME PTC6汽轮机性能验收试验规范确定低压缸排汽比焓的计算原则,介绍了目前国内外对计算低压缸排汽比焓及热力过程线的4种处理方法,并对各种方法的优缺点进行了具体的分析。
3.
With the analysis of the unit structure and various influencing factors which may cause the vibration, it draws a conclusion that the high exhaust steam temperature of LP cylinder is the immediate cause of the vibration in start up period, while the great circulating water inlet pressure of the condenser is the reason for the vibration during operation.
通过剖析机组的结构 ,分析引起振动的各种影响因素 ,得出 :低压缸排汽温度高是引起启动过程振动大的直接原因 ,冷凝器循环水入口压力大是引起运行过程振动大的原因。
3) low-pressure cylinder
低压缸
1.
Adopting 3-dimentional flow field design method, a modernizing retrofit of the flow passage for low-pressure cylinder of one 100 MW steam turbine in a power plant has been carried out under prerequisite of reserving the original low-pressure cylinder and the main shaft.
采用三维流场设计方法,在保留原低压缸和主轴的前提下,对某电厂6号100MW汽轮机低压缸通流部分进行了改造。
2.
Directing against the problem of somewhat higher exhaust steam pressure in low-pressure cylinder of imported type 300 MW steam turbine,optimization retrofit has been carried out for its low-pressure exhaust steam passage.
针对国产引进型300 MW汽轮机低压缸排汽压力偏高的问题,对低压缸排汽通道进行优化改造,在凝汽器喉部加装均流装置,使其出口蒸汽速度分布合理,改善了凝汽器冷却管束热负荷分配,提高了传热系数。
3.
Due to the phenomenon that temperature and pressure are seldom considered in most static rigid simulation research of the warship propulsion steam turbine,in order to accurately calculate the static rigid of structure,the static rigid research of the low-pressure cylinder under forward and backing-up cases are done in which temperature and pressure fields are both considered.
针对船用主汽轮机低压缸静刚度的仿真研究考虑温度场和压力场等复杂环境研究较少的现象,为准确计算主汽轮机低压缸结构的静刚度,对考虑温度场、压力场作用的低压缸正车和倒车工况时的静刚度进行研究,并与仅考虑自身重力的设备静刚度进行对比分析。
4) low pressure casing
低压缸
1.
This paper analyzes the reason of distortion of low pressure casing, and discusses the effects of distortion of low pressure casing on operation stability of low pressure bearing.
文章分析了造成低压缸变形的原因,并论述了低压缸变形对低压轴承运行稳定性的影响。
2.
In order to meet the needs for performance analysis of thermal power units, it is discussed in this thesis that the calculating models of low pressure casing efficiency of steam turbine is predigested.
为满足火电机组实时性能分析的需要 ,探讨了再热机组汽轮机低压缸通流效率计算的简化方法。
5) LP casing
低压缸
1.
For LP casing of 50MW air cooling units,the internal 3-D flow field of the off-design simulated with Fine/Numeca,a 3-D CFD software,is introduced.
介绍了采用Numeca的Fine/Turbo软件对某空冷50MW机组低压缸末三级进行了变工况三维粘性数值模拟,重点分析了不同背压条件对机组低压缸性能的影响。
2.
The LP casing blade of unit 3 in Tuoketuo Power Plant is broken after only three months operation.
托电3号机组低压缸叶片运行仅3个月就发生了断裂。
3.
With FEA sofeware MSC Nastran finite element analyse LP casing calculationg model of some original 600MW,modified 600MW unit steam turbine,comparing the results and confirming the rigidity of LP casing for each type steam turbine unit.
Nastran对某原型600MW机组、改进600 MW机组汽轮机低压缸计算模型进行有限元分析,对结果进行比较,验证了不同类型机组低压缸刚度性的优劣。
6) LPC (low pressure cylinder)
低压汽缸，低压缸
补充资料：《低压配电设计规范》
《低压配电设计规范》
Code for Design of Low-Voltage Electrical Installations
《d lyo Pe}d一on shejl gu一fon《低压配电设计规范》(C缸亡了b犷刀“仓nof五氏刀一Voltage Elect价必al Installat~)中国的工业厂房和民用建筑一般场所中，新建和扩建的电气工程，交流、工频500V以下选用的电器、导体、配电布置及各种电气线路的敷设所必须遵循的技术标准。规范的主要作用是使低压配电的设计做到保障人身安全、配电可靠、电能质量合格、节约电能、技术先进、经济合理和安装维护方便。 中国国家计划委员会于1983年n月颁布、1984年6月1日起试行的GBJ54一83《低压配电装工及线路设计规范》，是根据原中国国家基本建设委员会(71)建革函字第150字通知，由原中国一机部第八设计院会同各有关单位，第一次共同编制的。这个规范的主要内容包括:l000V以下电器和导体的选择、配电装里的布置规定和对建筑物的要求、配电线路的保护、绝缘导线布线、裸导线布线、插接式母线安装和电缆敷设等。 1995年中国建设部根据中国国家计划委员会的要求，委托中国机械电子工业部会同有关部门对1983年中国国家计划委员会批准颁发的GBJ54一83《低压配电装置及线路设计规范》进行修订。修订的主要内容是:①在配电线路的保护中，为防止人身间接触电、电气线路损坏和电气火灾，全面采用了国际电工标准;②对配电设备的布置，参照国际电工标准修订了安全措地保护电器的选择根据配电系统的接地型式，移动式、手握式或固定式电气设备的区别及导体截面等因素确定。规范对设备在正常环境下，人体触电安全电压限值(为soV)，在建筑物内采取等电位连接降低人体触电时的接触电压，TN系统、TT系统、IT系统的接地保护，保护电器的装设位里等做了明确规定，采用了国际电工委员会IEC标准。 配电线路的欺设符合场所环境、建筑物和构筑物的特征，便于施工、维护、安全，有防尘、防外力损伤、防强烈日光辐射和外部热源热效应影响的措施。规范对绝缘导线布线、钢索布线、裸导体布线、封闭式母线布线、电缆布线(包括室内敷设、桥架敷设、沟道或隧道敷设、地埋赦设、排管敷设)、竖井布线的适用场所、环境、技术要求(包括布线方式、间距、材料、截面、安全防护等)做了详细规定。施.③在线路敷设中，增订了电缆桥架、电缆竖井的设计规定.④由于电气产品更新、换代等原因，增补修改了有关条文。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条