State Grid Corporation of China

North China Electric Power Research Institute Co., Ltd.

Liankun Lai

Yi Luo

Weihua Li

Aiguo Gao

Feiyi Li

Zhenyong Yang

Yanjin Wang

The present invention provides a method and a device for primary frequency regulation based on bang-bang control, the method comprises: obtaining in real-time a power grid frequency of a steam turbine generator set; performing a subtraction operation on a rated power grid frequency and said power grid frequency to generate a power grid frequency difference; performing a dead zone process on the power grid frequency difference according to a dead zone fixed value to generate a frequency difference; performing a frequency difference compensation operation on the frequency difference to generate a frequency difference compensation instruction; and combining an original primary frequency regulation output instruction with the frequency difference compensation instruction and outputting the result to a steam turbine speed regulation system when a selecting switch is 1.

Method and device for primary frequency regulation based on bang-bang control

Growing community of inventors

Beijing, China

Liankun Lai