Based on the Internet, the Internet of Things and big data technology, the distributed energy management system realizes big data analysis of battery performance, refined management of energy storage station operations, remote operation and maintenance, safe operation monitoring, smart analysis and decision support. With the framework of cloud, edge and terminal, covering smart analysis platform, energy storage cloud monitoring platform, energy storage station monitoring system, energy storage on-site monitoring system. It can also provide monitoring, operation and maintenance functions of Web and APP, realizing unattended, smart operation and maintenance, fault prediction, multilateral collaboration, with full-scenario applications such as peak-valley arbitrage, dynamic capacity expanding, distributed energy consumption, demand-side response and emergency power backup.