Two-stage intelligent control system and method for vehicle-mounted power supply equipment cabinet

The invention relates to a two-stage intelligent control system for a power supply equipment cabinet in vehicle-mounted communication equipment and a method for realizing the control system. The control system comprises a control combination, an alternating current and storage battery for supplying power to the system, a control panel, a direct supply combination, an inversion combination and a charging combination, wherein the control combination is a main control unit and is in charge of collecting and forwarding various pieces of combination information; state display and operation can be realized by the control panel; each combination is in autonomous control and independent work; and the control combination comprises a master controller, a key, an alternating current detection module, a temperature detection module, a state display module, a temperature display module, a solid state control module and a communication interface conversion module, wherein the key, the alternating current detection module,