It is pointed out that the turbine rotor bearing system design should be knowledge-based design.
阐述汽轮发动机组转子轴承系统的摩擦学设计应当是基于知识的设计。
The experiment of high speed dynamic balance was done after power turbine rotor balance is destroyed.
完成了动力涡轮转子平衡破坏后的重新高速动平衡试验 ,效果良好。
The fault diagnosis system is tested on the gas turbine rotor, and the satisfying results are gained.
利用此系统在汽轮机转子试验台架上进行了故障诊断,得到了令人满意的结果。
This paper takes a type gas turbine rotor as an example to analyze its natural frequency and modal shape.
介绍了某型燃气轮机转子模态试验,试验测得转子静态固有频率和模态振型。
That monitoring the fatigue expenditure of turbine rotor can improve security and flexibility of the unit.
实时监测汽轮机转子疲劳损耗,能提高机组运行的安全性和机动性。
These methods are compared, and the method based on blade element theory is selected in modeling of wind turbine rotor.
通过对这两种方法的比较,选用基于叶素理论的方法建立了风轮模型。
The experiment results show that high speed dynamic balance is an effective method to reduce vibration of turbine rotor.
研究表明:高速动平衡是降低汽轮机转子振动的一种有效方法。
In this context, the term "small" should be understood to mean a turbine rotor of less than about 10 meters in diameter.
在上下文中,术语“小型”应该理解为表示涡轮机转子的直径小于大约10米。
This highly effective method for turbine rotor failure classification has been verified in the course of its practical use.
经故障实例验证是一种十分有效的汽轮机转子故障分类方法。
An analytical recurrence method was developed for calculating the thermal stresses in steam turbine rotor with a central hole.
建立了有中心孔的转子热应力解析递推计算法。
Thermal analysis on the first stage turbine rotor blade has been completed based on the CFD results under calculated conditions.
根据某型涡喷发动机计算状态叶片流场计算结果,对该发动机高压涡轮转子叶片进行了热分析;
Aero engine turbine rotor design is a repeated process that needs much time. There is much work to do to adjust the structural size.
航空发动机涡轮转子设计是一个反复协调的过程,其中存在着大量结构尺寸的调整工作。
Tip clearance flow in a radial inflow turbine rotor blade under stage environment was investigated by 3-dimensional viscous flow simulation.
对微型燃机向心透平叶轮顶部间隙流动在级环境下进行了全三维粘性数值模拟。
Aiming at the problem of on-line calculation to the temperature field for turbine rotor, the Crank-Nicolson finite-difference calculation model was given.
针对汽轮机转子温度场的在线求解问题,给出了克兰克·尼科尔森差分计算模型。
The results presented here in can be used to predict transient temperature field, transient stress field, and fatigue lifetime of the steam turbine rotor.
所得结果可用于转子的动态温度场和应力场计算以及疲劳寿命预测。
Based on the advanced computer visualization technique the pre and post-processing of finite element analysis of turbine rotor thermal-stress are conducted.
结合汽轮机转子热应力有限元分析问题,提出了适用于汽轮机转子有限元热应力分析的前后处理可视化的实现方法。
The simplest model of a horizontal axis wind turbine (HAWT) is one in which the turbine rotor is replaced by an actuator disk which removes energy from the wind.
水平轴风力涡轮机(HAWT)的最简单模型是:其涡轮机转子由从风力中获取能量的促动盘代替。
The vibration modal analysis method and the influent factors of the natural frequency of the rotating rotor of horizontal axis wind turbine rotor blades were presented.
建立了大型水平轴风轮转子/塔架耦合系统的气动弹性模型,推导了转子/塔架耦合系统周期系数运动方程,给出了气动弹性稳定性分析方法。
To the embrittlement phenomenon of steam turbine rotor, this thesis calculated 300mw steam turbine rotor's transient temperature field of cold start-up using FEA method.
本文针对汽轮机转子的脆化现象,运用有限元方法对引进型300MW汽轮机冷态启动过程的高中压转子瞬态温度场进行了分析计算。
This model accounts for the uncertainty about the loads acting on the wind-turbine rotor blade by the unstable wind distribution. A 20-year design lifetime is considered.
该种模型考虑了由于风速的不稳定所带来的作用在风力机叶片上分布载荷的不确定因素,并假定风力机的设计寿命为20年。
Generally speaking, most of the wind turbine rotor is a rigid rotor, usually at low speed balance can be achieved and ensure the accuracy of the use of wind turbine rotor.
而一般来讲,大多数的风机转子都是属于刚性转子,通常在低速平衡就能达到和保证风机转子的使用精度要求。
The torque tube unbalance of turboshaft power turbine rotor is investigated and a test method for estimating the unbalance is introduced with high speed dynamic balance test.
对涡轴发动机动力涡轮转子测扭基准轴的不平衡量进行了研究,提出了一种通过高速动平衡试验估算出测扭基准轴不平衡量的试验方法。
The actual example of straightening an accidentally distorted reaction type industrial turbine rotor is presented together with a description of the rig and applied technique.
本文较详细地介绍了反动式工业汽轮机整锻转子因故弯曲后的矫直事例,包括矫直的设备与工艺过程。
In the light of the problems involved in a steam turbine rotor fault diagnosis proposed in this paper is a new diagnostic method based on a fuzzy self organizing neural network.
针对汽轮机转子故障分类问题,采用模糊数学和自组织特征映射神经网络方法诊断汽轮机转子的故障。
Using the results from finite element analysis of turbine rotor suppressed in heat stress, and simplified theoretical calculation equations, a mathematical model is established.
采用汽轮机转子热应力的有限元分析结果和简化的理论计算公式,建立汽轮机转子热应力的数学分析模型。
The fix of section boundary condition has great influence on the reliability of the result while the finite element method is used to solve the temperature field of turbine rotor.
在用有限元程序计算汽轮机转子温度场时,边界条件的确定对计算结果的可靠性具有重要影响。
Finite element analysis program was used to calculate the stress of 300mw turbine rotor in straightening the axle, and the effect of each factor is analyzed combined with the trial result.
应用有限元分析程序对300MW汽轮机转子直轴进行了应力计算,并对各影响因素进行了分析,结果表明退火处理过程中残余应力产生的塑性变形量不可忽略。
Motor rotor and spindle, crankshaft, turbine rotor, gyro rotor and escapement rotating parts in the manufacturing process, need to go through in order to smooth the normal operation of balance.
电机转子、机床主轴、内燃机曲轴、汽轮机转子、陀螺转子和钟表摆轮等旋转零部件在制造过程中,都需要经过平衡才能平稳正常地运转。
It is powered by two jet-turbine engines which operate both the five-bladed main rotor and, through a gearbox and shafts, a pair of propellers on two short wings.
它由两个喷气涡轮引擎提供动力,以驱动五个叶片的主旋翼,以及通过齿轮箱和连轴驱动在两边短翼上的一对螺旋桨。
The fast cooling technology of steam turbine is the process that the cooling medium is used to accelerate the temperature reduction of cylinder and rotor after the shutdown of turbogenerator.
汽轮机快速冷却技术是在汽轮机组停运后,向汽轮机内部通以适量的较低温度的冷却介质,进行强迫对流换热,加快汽缸和转子温降速度的过程。
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