9.1 Routh's Stability Criterion About Stability: (P145. Section 1) 9.1.1 Define on the Stability of Closed-loop System: When the transfer function of system is(s), the output

Module 8 System Type: Steady-State Error and Muriple Control (3 hours) Definition of the system type The kind of input of system How to identify steady-state error quickly · How to eliminate steady-state- error

Module 7 Higher -Order Systems (1 hour) TF in Evans or Bode form Approximate a higher order system with a first or second order one Effect of zeros and poles on the transient response Origins of zeros

Module 6 Second-Order System Disturbance Rejection and Rate Feedback I hour

Module 5 Second-Order System Time-Domain Response (2 hours) Ramp response Harmonic response Transient response as a function of the location of the poles

一、概述 (1)事故情况下,系统可能产生严重的有功缺额,因而导致系统频率大幅度下降。 (2)所缺功率已经大大超过系统热备用容量,只能在系统频率降到某值以下,采 取切除相应用户的办法来减少系统的有功缺额,使系统频率保持在事故允许 的限额之内

Second order systems systems described by a second order differential equation Second order systems contain two kinds of energy storage elements: Lump mass and spring

Module 3 First Order System (1 hours) First order systems .Time response of first order systems .Proportional feedback control of first order systems

一、概述 (1)并列运行的每一台发电机组的转速与系统频率的关系为:

2.1 Modeling of physical systems Model of system-the relationship between variables in system Differential Equation (mathematic model) (parameter model) · Block Diagram and Transfer