Aimed at the rotor bearing system of 300 mw steam turbogenerator set and on the basis of establishing its concentrated general model with 8 supportings and 9 nodes , a study was carried out on the bending vibration response of the most left end surface of shafting and of the right end face of generator 摘要针对300mw汽轮机组转子轴承系统，在建立其8支承9节点集总模型的基础上，对轴系最左端面和发电机右端面的弯曲振动响应进行研究。
It included a lot of information characteristics for the fault and could provide failure solution for operators . the database was embedded in diagnosis system as a function model . 3 precision diagnosis system was developed for rotating machines with strong analysis functions for data processing 2 、收集大量国内电厂各种汽轮机组的故障实例，建立了历史故障数据库，将它们的故障特征等信息收入到库，为现场人员提供解决故障的实际依据，同时作为模块嵌入到精密诊断系统中，丰富了系统的诊断功能。
Key siemens projects in zhejiang includes ultra supercritical steam turbine power plant in yuhuan , container capacity upgrade for beilun container terminal phase iv of ningbo port , advanced imaging system for zhejiang people ' s hospital and turn - key project for the hangzhou qige waste water plant , to just name a few 西门子在浙江的主要项目包括：玉环电厂超超临界汽轮机组，宁波港北仑四期集装箱码头集装箱容量升级，浙江省人民医院先进的影像系统以及杭州市七格污水处理厂的整体承包工程等。
This paper based on the result of thermal system test of no . 2 turbine unit in liancheng power station . using compare method and thermal system equal quantity analysis method , analysed the factor lowering turbine unit thermal efficiency . in this , the lower turbine ' s relative intra - efficiency is main factor 其中，汽轮机相对内效率较设计值低是影响汽轮机组热力系统效率降低的主要因素；凝汽器真空低于设计值是影响汽轮机组热力系统效率降低的第二位因素； # 5 、 6高压加热器上、下端差大于设计值是影响汽轮机组回热系统效率降低的又一重要因素。
This software are compiled in vc + + computer language . the main function of the application is to calculate the load limitation of an air - cooling steam turbine - generator set under distinct flux of cooling water , environmental temperature and environmental wind speed , and the back pressure safeguard curve of the target steam turbine are considered 应用软件以vc + +为开发平台，考虑了特定汽轮机组的背压保护曲线，通过计算空冷系统的热力特性，实时给出当前环境温度和环境风速以及循环水流量下机组的上限负荷，从而指导机组的运行。
In petroleum and petrochemical industries , rotating machinery constitute majority of the total equipment , many large - sized rotating machine such as steam - turbine , generator ; centrifugal compressor and pump are all key equipment . their performance play a great important role to safe processing , once they break down , it will cause great damage 在石化企业中，旋转机械在总设备中占有较大比重，许多大型转动机组如汽轮机组、发电机组、离心压缩机、泵都是生产中的重要设备，它们的运行状况直接关系到企业安全生产，一旦出现故障，将给企业生产带来巨大损失。
