What you are asking is the best research direction of electrical engineering and automation specialty in Baoding Campus of North China Electric Power University, right? It is power system and automation, power electronics and transmission, new energy and smart grid;

1. Power system and its automation: including power system planning, operation and protection research, and power system automation control research based on intelligent technology.

2. Power electronics and power transmission: including new power electronic devices, power electronic topology, motor drive technology and power quality control.

3. New energy and smart grid: including the development and utilization of new energy such as wind power and photovoltaic power generation, and the design, construction and operation optimization of smart grid.