His major research interests include renewable energy, multi-vector energy system, system simulation, power electronic equipment, and smart grid. His major research interests include dynamics, simulation and control of electromechanical interactions in power systems He is mainly committed to new energy power generation and smart grid research. He has participated in and led a number of scientific research projects, sponsored by national science and technology research, and the National Natural Science Foundation of China. His major research interests include multi-vector energy system, smart grid, and power economics.

• 1. introduction2. The small-signal model of wind power grid-connected system3. Source-grid Interaction of wind power grid-connected system4. The equivalence method, propagation mechanism and observability and controllability metrics of wind farm5. The impedance analysis method of wind turbines grid-connected system6. Suppression method of source-grid interaction of wind power grid-connected system7. On-line identification of wind turbine network interactions based on big data8. Power Quality issues in wind farms