Huaneng Clean Energy Research Institute

Guodian United Power Technology Company Ltd.

Chong Jiao

Qian Wang

Xin Liu

Yanping Li

Xiaoyu Wang

Lei Pan

Liying Zhang

Jingchun Chu

Yan Ding

Ling Yuan

Chen Guo

Anmin Cai

Xuefeng Lin

Wenchao Chen

Fa Xie

Wen Du

Zhaolei Wang

A stability measuring method for a synchronous generator includes: S11: collecting electrical quantities, and setting an alarm PQ curve of the synchronous generator; S12: calculating a dynamic reactive power reserve, an inductive dynamic reactive power reserve and a capacitive dynamic reactive power reserve of the synchronous generator; S13: calculating a dynamic reactive power reserve target value, an inductive dynamic reactive power reserve target value and a capacitive dynamic reactive power reserve target value of the synchronous generator; and S14: calculating a capacitive stability, an inductive stability and a stability of the synchronous generator.

Method for measuring degree of stability of generator and power transmission line, and electrical grid control system

A simulation evaluation model of a high voltage ride through capability includes a wind turbine system aerodynamic model, a torque control model, a converter model, and a high voltage fault generating device model connected in sequence; the wind turbine system aerodynamic model is configured to calculate an airflow input power; the torque control model is configured to calculate a rotor electromagnetic torque according to the airflow input power; the high voltage fault generating device model is configured to simulate a high voltage fault and output a predetermined voltage on a low voltage side of a transformer; and the converter model is configured to calculate a stator reactive current, an active power and a reactive power of the wind turbine system during the high voltage fault according to the airflow input power, the rotor electromagnetic torque and the predetermined voltage on the low voltage side of the transformer.

Simulation evaluation model of high voltage ride through capability, simulation evaluation method based on the same and storage medium

Growing community of inventors

Beijing, China

Chong Jiao