Solid-state chemical energy storage device, energy storage method and application

The invention provides a solid-state chemical energy storage device, an energy storage method and application, the solid-state chemical energy storage device comprises a shell, a heating component and a control component, a movable partition plate is adjustably arranged in the shell, the shell is divided into a first cavity and a second cavity by the movable partition plate, the energy storage component is arranged in the first cavity, and the energy storage component is arranged in the second cavity. The second chamber is used for generating steam, and the first chamber is communicated with the second chamber, so that the steam enters the first chamber; the heating component comprises a first heating part and a second heating part, the first heating part and the second heating part are located in the first cavity and the second cavity respectively, and the control component is electrically connected with the first heating part and the second heating part. According to the invention, the integration of energy