Research on Modeling and Joint Power Flow Simulation of Multi Energy Coupling Network

In order to realize the multi energy complementary advantages and energy efficient utilization of the integrated energy system, this paper firstly analyzes the sub energy network models and simulation methods of electricity, gas and heat, then constructs the coupling link model of the integrated energy system, and puts forward the multi energy joint power flow simulation algorithm. Finally, taking a typical area in the north as an example, the multi energy coupling network joint power flow simulation analysis is carried out, Select the optimal energy layout form, improve energy utilization efficiency, and provide reference for the planning, design and optimal operation of multi region and multi energy system.