Control system and control method of inflatable sealing device

The invention relates to the field of hydraulic field and automatic electric control, in particular to a control system and a control method of an inflatable sealing device. The control system comprises a sealing device, the control system comprises a bidirectional air pump assembly, a controller and an energy source mechanism, the bidirectional air pump assembly comprises a deflation pump and aninflator pump, the deflation pump is connected with a deflation electromagnetic valve, the inflator pump is connected with an inflation electromagnetic valve and a gas storage tank through a one-way valve, the inflation electromagnetic valve is connected with an electromagnetic control valve, and the electromagnetic control valve is connected with an inflation and deflation nozzle of the sealing device. Compared with the prior art, an intelligent pressure maintaining, inflating and deflating operation control system and a standby emergency function are achieved, and safe operation of the sealing system is guaranteed;