Portal crane detection method and system and elevator control module

The invention relates to a door machine detection method and system and an elevator control module, the door machine detection method is applied to the elevator control module, the elevator control module is connected with a circuit sampling circuit and an encoder of a door machine module, the door machine module further comprises a landing door, a car door, a door machine motor and a door machine driver, and the door machine driver comprises a current sampling circuit. The current sampling circuit is used for acquiring current data of the door motor module, and the encoder is used for acquiring pulse data of the door motor module; the portal crane detection method comprises the following steps: acquiring current data and pulse data; processing the pulse data to obtain speed data; processing the current data to obtain torque data; obtaining a speed detection result of the door motor module according to the speed data and the speed reference data; obtaining a torque detection result of the ...