开发了一种基于有限差分算法的卷取温度控制模型，并介绍了时间和空间步长参数的选取方法。
The control model for coiling temperature based on finite difference method is developed, and how to choose the time and space step is introduced.
与其他分布参数模型的处理方法相比较，该文的仿真方法不仅具有较高的运算精度，而且在较大的时间步长下也有非常好的数值稳定性。
In comparison with other distributed parameter models, the calculation result of this model has showed that it has a quality of higher precision with numerical stability even at a big time step size.
分析了功控调整步长、TPC差错、TPC时延和SIR估计等参数对系统性能的影响；
The effect of power control parameters including step size, TPC error, TPC delay and estimate SIR length on system performance is analyzed.
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