The methods of calculating turbine axial differential expansion on-line and controlling axial differential expansion by c changing steam temperature increment were investigated. 研究了汽轮机轴向胀差的实时在线计算以及通过变温度速率控制胀差的方法。
The Numerical Mode and Simulation of the Rotor of Steam Turbine for the Real-time Inspection of Differential Expansion; inflationary gap 汽轮机各级胀差实时监测中转子的数学建模与仿真财政入不敷出的差额,通货膨胀缺口
This paper focuses on the influence of the flange and bolt heating equipment on differential expansion of HP casing in200MW steam turbine. 主要探讨200MW汽轮机组法兰螺栓加热装置对高压缸胀差的影响。
Inflationary gap Eddy Current Transducer Installation and Debugging in Turbine Axis Displacement and Differential Expansion 财政入不敷出的差额,通货膨胀缺口汽轮机轴向位移、胀差的安装与调试
Cause Analysis on Negative Differential Expansion Overreaching of C12-8.83/3.82 Type Steam Turbine and Its Treatment C12-8.83/3.82型汽轮机组负胀差超限原因分析及处理
A Reliability Method in Turbine Differential Expansion Monitoring System 火力发电厂汽轮机胀差检测系统中的可靠性措施
The reason of abnormal differential expansion was found out by analyzing the operational data on site and studying the flange and bolt heating equipment. 通过对现场运行数据的分析和对法兰螺栓加热装置的详细研究,得出引起高压缸胀差异常的原因。
By this calculating method, it can be carried out that monitor and measure on-line to axial differential expansion of steam turbines. 通过该计算方法,结合已有转子膨胀计算方法可以实现汽缸轴向胀差的实时监测。
Cause analysis of differential expansion increment for highpressure cylinder of a 200 MW steam turbine unit 200MW汽轮机组高压胀差增大原因分析
Cause analysis of exceeding limit for positive differential expansion of intermediate pressure cylinder on steam turbines and improvement measures thereof 汽轮机中压缸正胀差超限的原因分析及改进措施
Analysis and Countermeasure on Differential Expansion of Steam Turbine Under Low-Load Condition 汽轮机低负荷工况胀差分析及对策
The remedial measures to eliminate differential expansion increment of highpressure cylinder for a 200 MW steam turbine unit in operation at one power plant have been presented. 介绍某电厂200MW汽轮机组运行时高压胀差增大的处理措施。
It gives a guide of controlling rationally differential expansion and a theory base of optimizing design. 为合理地控制胀差提供了指导,并对优化设计提供了理论依据。
Any-performance Mathematical Model of the Casing Wall Temperature and Differential Expansion of Steam Turbine for Simulation 汽轮机汽缸壁温及胀差全工况仿真数学模型
Method of Measuring Larger Differential Expansion of Turbine Rotor/ Cylinder 汽轮机转子/汽缸较大胀差的测量方法
In this paper, based on the acquaintance of the reason and background of turbine's differential expansion, focus on the thermal-expansion performance of steam turbine. 本文在熟悉了解汽轮机胀差产生原因和背景的前提下,着重研究了汽轮机转子的热膨胀特性。
The law of differential expansion variation under start/ stop and normal operation for GEC Alsthom 600 MW turbine and factors influencing the differential expansion are described. The experience of expansion control is summarized. 介绍GECALSTHOM600MW汽轮机启停、正常运行中的差胀变化规律以及影响差胀的变化因素,总结了控制差胀变化的经验。
Analysis of Differential Expansion of Steam Turbine Under Working Mode of the Low Load Based on ANSYS 基于ANSYS的汽轮机低负荷工况相对胀差分析
After the transformation of the flow path of a certain unit, there exits excessive negative differential expansion under normal operation condition, which seriously impacts the varying duty and the variable parameter characteristics of the unit. 某型号机组经过通流部分改造后存在着正常运行状态下负胀差偏大的问题,严重影响机组的变负荷特性及变工况特性。
The article introduces a method to measure larger differential expansion of GEC Ltd. 本文介绍了英国GEC汽轮发电机有限公司测量汽机较大胀差的一种方法。
Research on Differential Expansion Measurement and Adjustment Methods for Turbine Supervisory Instrument 汽轮机安全监视系统差胀测量调整方法的研究
The limit value of the steam turbine's relative differential expansion is stipulated synthetically according to the structure, material and the installational axial gap size and so on. 汽轮机相对胀差上下极限值是根据汽轮机的结构、材料、安装轴向的间隙尺寸等因素综合考虑规定的。
The Influence of the Flange and Bolt Heating Equipment on Differential Expansion of Turbine High Pressure Cylinder 法兰螺栓加热装置对汽轮机高压缸胀差的影响
Differential Expansion Cause of the Super-critical Power Unit and Control Analysis 超临界机组胀差产生原因及控制分析
The SWOT analysis model and large strategy matrix analysis method are used to analyze the competition strategy options the company should adopt, which is differential expansion strategy. 随后,本文综合运用SWOT分析法和波士顿矩阵分析法,提出了企业备选竞争战略,即差异化的市场开发、市场渗透战略。
Cause analysis of increased turbine differential expansion of Unit 1 in Zhuhai Power Station 珠海发电厂1号机组汽轮机胀差增大的原因分析
The reliability problem about turbine differential expansion monitoring system, transducer fault diagonostics etc, have been analyzed and solved by the reliability method using several kinds of hardware and software. 针对火力发电厂汽轮机胀差检测的可靠性问题进行了讨论,提出并分析了抗共模干扰、判别传感器故障、传感器过电流保护以及双重数字滤波等几种有效的硬件和软件可靠性措施。
The formulas are derived for the residual normal stress and the interface shear thermal stress resulting from differential expansion in ceramic/ cemented carbide compact. 推导了由于热膨胀系数不同,在热压烧结陶瓷/硬质合金复合片内引起的残余正应力和界面剪应力计算公式;