研究热轧中厚板轧制力矩的计算方法。
Research on rolling moment model of medium plate finishing rolling mill;
由于轧制工艺的改进,某厂立辊轧机主传动系统需要承受更大的轧制力矩。
Owing to improvement of rolling mill practice. , the vertical rolling mill main drive system of some plant must endure more roll torque.
轧制分离力、轧制力矩以及沿轧辊表面的接触压力也通过有限元法进行评估。
The roll separating force, rolling torque and contact pressure along the surface of the rolls are also evaluated by means of the finite element method.
应用上界法推导了一组可确定异步轧制时的中性角、轧制力矩和打滑条件的方程。
A set of equations determining the neutral Angle, rolling torque and the slip condition in asynchronous rolling are derived by upper bound method.
根据极限条件,计算出入口厚度、出口厚度、轧制速度、张力、轧制力、轧制力矩等。
On the basis of the limited conditions, entry thickness, exit thickness, rolling speed, tension, rolling force and rolling torque, etc. are calculated.
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。
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.
随着芯辊进给速度的增大,轧制力和轧制力矩也相应增大,因此对轧环机力能参数的要求也提高;
The results also predict that the roll force and the roll torque increase with the increase of the feed velocity.
对扁丝机的进料直径、轧辊直径和轧制力矩的计算公式进行推导,得出了实用计算公式并提供了计算程序。
To deduce the formulas for evaluating feed diameter, roller diameter and rolling moment of flattener, obtain the practical formulas and give a computer program.
有限元方法rsd为:观测有限元方法是相当准确的预测能力变形行为,如辊接触应力,轧制负载和轧制力矩为区署要求。
FE method in RSD: observations FE methods are capable of predicting quite accurate deformation behaviour such as roll contact stresses, rolling load, and rolling torque required for RSD.
应用MATLAB神经网络工具箱训练BP网络的基本原理和方法,建立了2 35 0中板轧机轧制压力和轧制力矩的BP网络。
The BP network for calculating plate rolling force and torque in 2350 mill was established by applying the basic principle and the method of BP network trained with MATLAB network tool box.
轧制力矩过大是轧机主传动系统传动轴断裂的主要原因,传统的电机电流过载保护方式不能真实反映轧机主传动系统扭矩的动力学特性。
The breakdown of transmission shaft in the main drive system is due to too high roll torque. Overpower protection mode of motor current does not reflect the true dynamic character of roll torque.
工作辊上的四列滚子轴承主要承受弯辊力和轴向力,而支撑辊上的油膜轴承主要承受轧制力和绝大部分弯曲力矩。
Four-row roller bearings on the working rolls mainly bear roll-bending force and axial force, while the oil film on the backup roll mainly bear rolling force and most of the bending moment.
文中分析了其大幅度降低的原因,并推导出求轧制力和力矩的简化公式。
The reasons of rolling force and torque reduction are discussed. Also the simplified formulas of rolling force and torque are derived.
文中分析了其大幅度降低的原因,并推导出求轧制力和力矩的简化公式。
The reasons of rolling force and torque reduction are discussed. Also the simplified formulas of rolling force and torque are derived.
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