Electric aircraft propulsion system test platform based on modularized permanent magnet synchronous motor

The invention discloses an electric aircraft propulsion system test platform based on a modularized permanent magnet synchronous motor, and relates to the technical field of electric aircraft test. The platform comprises a modularized permanent magnet synchronous motor and an upper computer, the platform further comprises a modular voltage source inverter, a propeller test platform and a power electronic semi-physical simulation platform. The modular voltage source inverter is used for driving the modular permanent magnet synchronous motor and outputting voltage, current and temperature; the propeller test platform is driven by a modular permanent magnet synchronous motor and outputs a rotating speed, a torque and a pulling force; and the power electronic semi-physical simulation platform is used for acquiring the voltage, current and temperature output by the modular voltage source inverter, acquiring the rotating speed, torque and tension output by the propeller test platform, and performing bidirectional c