Analysis on Development Trend of North China Power Grid under the Background of Building the New Power System

The paper summarizes the energy resource endowment in North China from the aspects of coal, oil, natural gas and other fossil fuel resources, and then analyzes the current situation of North China Power Grid from the installed power supply capacity, substation capacity and transmission line. And then the paper puts forward the D-B-G framework of power grid trend analysis according to the current situation of energy and power grid in North China, analyzes the drivers of power grid trend change from three aspects including economic and social development, technological change, and power development. The paper analyzes the boundary conditions of power grid trend change from three aspects including new energy consumption, reliable supply of electricity and large-scale power grid security. Finally, the future development trend of North China Power Grid is prospected from four aspects including source, grid, load and storage.