Parameter optimization method and system for power system stabilizer

The invention discloses a parameter optimization method for a power system stabilizer, and the method comprises the steps: determining an oscillation operation mode of a power system, and determiningthe operation mode of the power system causing oscillation according to the oscillation frequency of the oscillation operation mode of the power system; determining an oscillation unit, and further determining the unit causing oscillation in the power system on the basis of determining the operation mode of the power system causing oscillation; and optimizing the excitation control of the oscillation unit. 本发明公开了一种电力系统稳定器参数优化方法，包括：确定电力系统振荡运行方式，根据电力系统振荡的运行方式的振荡频率确定造成振荡的电力系统运行方式；确定振荡机组，在确定造成振荡的电力系统运行方式的基础上进一步确定电力系统中造成振荡的机组；对振荡机组的励磁控制进行优化。