Onshore high-precision vibration simulation test system and method for barrel section structure

The invention relates to the technical field of electrical cabinets, in particular to an electrical cabinet, comprising a test platform structure module which comprises a platform base and is used for installing and fixing a test product; the motor and control module comprises an eccentric motor assembly and a motor frequency conversion control cabinet and is used for simulating a vibration environment; the vibration exciter and control module comprises a vibration exciter, a vibration excitation rod, a force amplifying mechanism, a power amplifier and a signal generator; the lifting and hanging module comprises a lifting portal frame and a flexible hanging frame used for hanging a vibration exciter; the signal acquisition and processing module comprises an acceleration sensor, a data acquisition unit and a test computer, and the acceleration sensor and the data acquisition unit are both in signal connection with the test computer. Through the combined action of the motor and the vibration exciter, the vibrat