查询词典 shafting

The center block for shafting alignment is over there.

轴系中心定位块在那里。

This paper discusses the procedures of verifying calculation of flexural vibration of ship shafting using ANSYS.

摘 要：本文利用大型商用有限元计算软件ANSYS，进行船舶轴系的振动校合计算。

The dynamic optimum design of shafting is carried out through utilizing the optimum design theory and selecting genetic algorithms.

最后运用优化设计理论并选择遗传算法对轴系进行了动态优化设计。

Records of actual fitting on shipway arc also listed with joggling value in the calculated limit tolerance taken as 1mm/m, to verify the accuracy of fitting shafting with t...

經过实踐証明，这种新的工艺方法可供船舶成批建造时作参考。

Then a mixed-programmed method based on MATLAB and VB was introduced to simulate the shafting error model, and the error model was proved by comparing the simulating and calculating result with the spherical trigonometry method, which provides reference for precision analysis and error correction.

采用MATLAB与VB混合编程的方法对该误差模型进行了仿真分析，通过比较仿真结果与单项误差法计算的结果，验证了该轴系误差模型的正确性，为光电经纬仪的精度分析和误差修正提供了参考。

Based on the torsional oscillation theory of diesel shafting,this article analyses the measured signal values of measuring power by shaft s deformation.

在柴油机轴系扭振理论的基础上对通过轴应变来测功的测量信号量进行分析，并通过实例证明了这种分析在对测量信号量进行数学处理中的重要意义。

The distribution of gear's contact stress, root stress, and contact engagement line in the engagement situation of gear pairs, were obtained on the base of explicit integration method. 3. Adopting the method of system matrix, the torsional vibration differential equation of general shafting was gained. The simple harmonic forms of excitation torque under the normal combustion or piston flameout of in-line engine and v-type engine were analysed. The decoupled algorithm of free vibration and forced vibration and the solution to the vibration damper's energy of resistance and the off-resonance calculation were studied. The sensitivity formulations of the natural frequency and vibration mode to physical parameters of system were derived by solving the eigenvalue problem. These sensitivity formulations provided the theoretical base for the dynamic modification of structure.

运用系统矩阵法建立了轴系的扭振微分方程，并对直列和V型发动机在正常发火和气缸熄火工况下的激振力矩进行了详细的简谐分析；基于精确方法推导了自由振动和强迫振动的解耦算法，给出了能量法计算中的减振器阻尼功求解和非共振计算方法；并研究了曲轴系扭振非线性分析中的变惯量问题，得到了单缸转动惯量的精确求解公式以及变惯量和固有频率的关系式；最后，从特征方程和振型正交性出发，推导了固有频率和振型对轴系转动惯量和刚度等物理参数的灵敏度，为扭振系统的结构动力学修改提供了理论基础。

As the big circumrotate machine, steamer unit have enormous influence, but because of complexity in the configuration and system of steamer unit, particularity of the running conditions、 steamer unit often malfunction and bring bad influence ,specially the shafting .The experimental equipment is developed to simulate the rotator vibration.

汽轮机组作为大型旋转机械，在电力工业中发挥着举足轻重的作用，但是由于汽轮机组结构和系统的复杂性、运行环境的特殊性，汽轮机组的故障较高，且危害也较大，特别是汽轮机组的轴系是出故障较频繁的部件之一。

It constructed the math model of the ship shafting transversevibration and the lubricative capability calculation of stern tubebearing.

2应用传递矩阵法，研究了以螺旋桨流体激振力为激振源的轴系横向振动模型，求出其在尾轴承处的振动响应特性。

The propulsion shafting is subjected to the various dynamic factors when it is running, including hydro-oscillation force, ship hull'distortion, lubricative oil force and so on.

船舶在运行过程中，推进轴系会受到螺旋桨水动力、船体变形、润滑油膜等各种动态因素的影响。

It was just a normal day of school

那只是上学的普通一天

Which is a very good reference in this issue.

这是一个在这个问题上很好的参考。