The algorithm is able to adjust the schedule to make the strip thickness error less than set one by modifying the limit coefficient of rolling force.
该算法通过调整轧制力限制系数来调整约束条件使得最后道次的出口厚度与目标厚度的偏差小于给定误差,并同时获得优化的轧制规程。
Furthermore, it is expounded that reducing the coefficient of rolling resistance is one of the important methods to improve fuel economic character of the automobile.
并揭示了降低滚动阻力系数也是提高汽车燃油经济性的重要措施之一。
A important factor affecting heat transfer ability of double metal rolling fin tubes is gas-side heat transfer coefficient.
影响双金属轧片式翅片管的传热性能的一个重要因素是管外气体一侧的对流换热系数。
Setting main parameters of disc flying shears are presented in detail. including cut Angle, bite conditions, amount of scissors overlapping, friction coefficient and rolling speed etc.
详细介绍了圆盘式飞剪各主要参数的确定,包括交角、咬入条件、剪刃重叠量、摩擦系数、轧制速度等。
The relationship between the pulling coefficient and the width of pull contract for rolled piece was derived by means of establishing flow equation during continuous rod rolling.
通过建立线材连轧流量方程,推导出拉钢系数与轧件拉缩宽度的关系式,并借此分析高速线材头尾超差问题。
The higher the normal load, the smaller the effect of the lubricating oil inlet temperature and rolling speed on the traction coefficient.
随着载荷增大,入口油温和滚动速度对拖动系数的影响减小;
The deformation coordination equation of worm gear for rolling cone worm gearing is introduced, and the formulae of forces analysis and the rolling - and - sliding friction coefficient are given.
本文建立了滚锥包络环面蜗杆传动蜗轮的变形协调条件,给出了该种传动受力分析的计算公式以及蜗轮与蜗杆之间滚滑摩擦系数计算公式;
A new rolling resistance (coefficient) test system is developed based on wheel torque sensor, which offers a new method for deeply researching the rolling resistance of the wheels on the rollers.
开发了基于车轮力传感器的底盘测功机上轮胎滚动阻力(系数)的测试系统,为深入研究轮胎在滚筒上的滚动阻力提供了新方法。
The maximum force, coefficient of anti-rolling and coefficient of anti-slide subjected to wave and current were calculated according to the hydrodynamics of wave and current.
t根据波流动力学理论对此礁体在实际投放海域所受到的最大作用力、抗漂移系数以及抗倾覆系数等进行了计算。
The influence of hot rolling temperature on coefficient of friction is studied in laboratory.
在实验室条件下,对热轧时温度对摩擦系数的影响进行了试验研究。
Furthermore the influence of geometry parameter in distortional section on arm coefficient is considered in calculating of rolling moment, which makes results agree with the fact values.
对轧制力矩的计算考虑了变形参数对力臂系数的影响,从而使力矩的计算更为贴近实际。
When under the same axle load, if the wheel rolling speed gets higher, the adhesion coefficient declines as the ratio of the mean asperities contact pressure to the total pressure becomes smaller.
研究发现:相同轴重下,滚动速度越大,粗糙峰接触压力与总压力的比值越小,导致轮轨之间的粘着系数下降;
On small friction coefficient runways, skidding wheels result in largely reduced brake efficiencies and possible loss of directional stability in rolling.
在小结合系数跑道下,机轮打滑严重,导致系统刹车效率降低,并很容易使飞机丧失滑跑方向稳定性。
To general problem of the slab head bending in rolling, the effect of geometric shape coefficient of the deformation zone and entry Angle on head bending is researched.
本文针对中厚板轧制过程中因头部翘曲而影响产品质量和产量这一生产中普遍存在的问题,研究了变形区几何形状系数和送入角变化对轧件头部翘曲的影响。
The method of rolling decay model test for determing damping coefficient was discussed for the case of combined non-linearities both in terms of damping and restoring moment.
对于同时具有非线性阻尼力矩和非线性回复力矩的情形,探讨了利用横摇自由衰减试验来测量横摇阻尼的方法。
The heat transfer coefficient of natural circulation flow increases with the rolling amplitude and frequency.
自然循环的流动的常数随着滚动幅度和频率而增加。
The model of laminar flow in tubes in rolling motion is established. The dimensionless correlation of velocity is derived, and the correlation of frictional resistance coefficient is also obtained.
建立了摇摆条件下圆管内的层流流动模型,推导出无量纲化的速度表达式,得到摩擦阻力系数关系式。
This paper researches argumentation, structural design and reference coefficient calculation of 1200pinion housing rebuilding when it's applied to 790 first rolling mill.
就1200齿轮座应用到790开坯机上所进行的改造情况作了方案论证,结构设计和参考数计算。
The results show that heat transfer of natural circulation under rolling is enhanced. Heat transfer coefficient increases with rolling amplitude and rolling frequency increasing.
试验结果表明,摇摆运动下,自然循环的换热能力得到了加强,摇摆的频率和振幅增加,换热系数也相应增加。
The results show that the friction coefficient in rolling condition fluctuates with time and the period is equal to that of rolling movement.
结果表明:摇摆条件下摩擦阻力系数随时间周期性波动,波动周期等于摇摆运动周期。
The smaller the Reynolds number is, the smaller the rolling period is, and the greater the maximum rolling Angle is, the greater the fluctuations in amplitude of the friction coefficient are.
雷诺数越小,摇摆运动的周期越小,最大摇摆角度越大时,实验段摩擦阻力系数波动幅值越大。
The smaller the Reynolds number is, the smaller the rolling period is, and the greater the maximum rolling Angle is, the greater the fluctuations in amplitude of the friction coefficient are.
雷诺数越小,摇摆运动的周期越小,最大摇摆角度越大时,实验段摩擦阻力系数波动幅值越大。
应用推荐