With the in -depth implementation of the national energy Internet strategy

power demand side management has been endowed with new connotations such as green power and smart power

and the research interest continues unabated. Firstly

the business requirements of the demand side management platform is analyzed. Secondly

the platform architecture is designed from four aspects：overall architecture

business architecture

application architecture and technical architecture. Then

the key technologies and their application methods that support platform construction are analyzed. Finally

the effect of the platform’s online operation in the State Grid Hebei Electric Power Company is analyzed. The demand side management platform proposed can effectively alleviate the imbalance of regional power supply and demand

and the effect of peak shaving and valley filling is significant.