Control device and method of fire storage combined frequency modulation system and readable storage medium

The invention provides a control device and method of a fire and storage combined frequency modulation system and a readable storage medium, and belongs to the technical field of frequency modulation. The thermal power and energy storage combined frequency modulation system comprises a thermal generator set and an energy storage device, the control device comprises a data acquisition module used for acquiring a power grid AGC frequency modulation instruction, the actual operation power of the energy storage device and the actual operation power of a thermal power generating unit, and the power grid AGC frequency modulation instruction comprises target required power; and the server is connected with the data acquisition module, and is used for determining operation power adjustment instructions of the thermal power generating unit and the energy storage device based on the power grid AGC frequency modulation instruction, the actual operation power of the energy storage device and the actual operation power of