torque coefficient

Influence Factors on the Bolt Tightening Torque Coefficient

螺栓拧紧力矩系数的影响因素研究

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The relationships among thrust coefficient, torque coefficient, power coefficient and blade top speed ratio of the blade s mentioned above are calculated by optimum Glauert method.

采用优化Glauert方法，对上述3种叶片的推力系数、扭矩系数、功率系数与叶尖速比之间的关系进行了计算。

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The coefficient of motor torque fluctuation is a technical parameter for describing stationarity of motor running.

转矩波动系数是描述电动机运行平稳性的技术指标.

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Friction coefficient depends on utilization of bolt strength, torque control technology investment and assembly quality, so it has an important pact in fastener assembly.

摩擦系数在紧固件装配中起着重要的作用，因为它直接决定了螺栓强度利用率的高低、扭矩控制工艺投资、装配质量的评定。

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In this paper, the method to calculate the pole arc coefficient is got. ( 3) The reduction method of cogging torque by different slot width pairing is studied.

本文分析了平行充磁永磁直流电机极弧系数对齿槽转矩的影响，得到了极弧系数的确定方法。（3）分析了不等槽口宽配合削弱齿槽转矩的方法。

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Based on the previous computation for a rotor flow field in forward flight near ground, the thrust coefficient, torque coefficient and blade flapping angles are calculated and analysed against the advance ratios and flight heights.

基于对旋翼近地飞行时流场的N－S方程计算，计算并讨论了近地飞行时，旋翼拉力、扭矩系数及桨叶挥舞角随前进比、离地高度的变化情况。

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Firstly, the authors analyze existing algorithm for electric torque coefficient ( ETC) calculation, and point out that it may fail when applied to system where multiple weakly damped low frequency oscillation modes coexist.

文章首先分析了现有的发电机电磁转矩系数算法，指出该算法在多种低阻尼的低频振荡模式并存的系统中会失效。

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Calculating thrust coefficient and torque coefficient of propeller properties across four quadrants based on Matlab

螺旋桨的四象限推力系数和转矩系数的Matlab实现方法

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The writer verifies that the designed safety coefficient of wire line should be bigger than 3 while the hook has the speed of 0.4-0.55 m/ sec at hook load rating, corresponding to the drawworks operation at the third speed and air clutch operation at rated torque;

证实额定大钩钩载时，大钩速度为0.4～0.55米/秒，相当于绞车在Ⅲ档工作，气胎离合器在额定扭矩工作，此时钢丝绳设计安全系数大于3。

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Then, using propeller lifting line theory to calculate the geometric theory parameters and the hydrodynamic parameters, calculated pressure distribution, thrust coefficient and torque system number with the lifting surface theory, using the panel method to calculate propeller thrust coefficient and torque coefficient.

然后，用升力线理论计算了螺旋桨的几何参数和水动力参数，并用用升力面理论计算了压力分布、推力系数和扭矩系数，用面元法计算了螺旋桨的推力系数和扭矩系数。

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