Accumulator control device and method for micro gas turbine

This invention relates to a storage battery control device of a micro-gas turbine composed of a power commutation circuit and a control system, in which, the power commutatuin circuit is the power commutation and filter circuit, the control system includes a multiple power control module, a multiple data test and collection module, a central control module, a step communication alarm module and acharge and discharge control module of batteries, the power commutation and filter circuit is connected with the multi-power drive module, the multiple data test and collection module are connected with the two poles of the voltage of the battery and the DC bus, the multi-power drive module is connected with the charge-discharge control module, the central control module is connected with the charge-discharge control module, the multiple data test and collection module and the step communication alarm module, which is used in a micro-gas turbine generation system.