1.定义:数字控制系统是一种以数字计算机为控制器去控制具有连续工作状态的被控对象的闭环控制系统

Handout 19: More about Dual-input describing functions- Limit cycle stability analysis Eric Feron April 16, 2004 Dual-input describing functions for Toggle switch Another servo-motor application

Handout 15: Describing functions, Introduction Eric Feron March 31, 2004 General Philosophy General reponse of arbitrary nonlinear systems is somewhat complicated. We usually know the systems we work with. Work with finite families of 'most likely

Handout 18: Dual-input describing functions Eric Feron April 5,2004 Dual-input describing functions are for mixed signals(sinusoid small constant signal) Approximating non-constant signals with constant ones

华中科技大学：《数控技术》课程教学资源（PPT课件）第4章 进给伺服驱动系统 4.4 进给伺服系统的控制原理和方法

Handout 13: More about plants with right half-plane zeros Eric Feron March 15, 2004 Right half-plane zeros and sensor/actuator design Influence of sensor position on system dynamics: Star Market

【智能系统】规则推理与神经计算智能控制系统改进及比较

Handout 10: Notch compensation Eric Feron March 8, 2004 Notch Compensation goals: Kill nasty frequencies (eg resonant fre- quencies). Canonical Notch element:

Handout 8: Lead compensation Eric Feron March 1, 2004 Lead Compensation goals: Raise phase( gain) at high frequen cies while not touching low-frequency system's characteristics: Can extend bandwidth of system. Canonical lead element:

Handout 5: Control System Design Principles Eric Feron Feb20,2004 The standard feedback loop Draw the feedback loop here Tracking requirements: