Research and application of digital twin technology in substation

The digital twin and its development and application in the power industry is analyzea. There is a decentralized situation in the digital application of substation.The system architecture of perception, transmission,platform and application of digital twin substation is proposed.The key technologies of three-dimensional modeling,data mapping, visualization and application scenario are studied, and the typical applications are analyzed.The development suggestions on model interface, data acquisition, application expansion and specification standards are given to promote the development and application of substation data twin technology.