Ship unloaders weighing system of bulk cargo terminals

The utility model discloses a ship unloaders weighing system of bulk cargo terminals, included and risen threephase asynchronous machine, played to rise converter and master control PLC, it includes current transformer (CT), rectification inverter unit, main control board and communication board to rise the converter, current transformer installs rise to rise on threephase asynchronous machine's the generating line, current transformer respectively with the main control board with play to rise the threephase asynchronous machine electricity and be connected, play to rise threephase asynchronous machine and be connected with rectification inverter unit electricity play to rise installation converter inlet wire power on the converter, the main control board is connected with the communication board electricity, communication board is connected with master control PLC electricity. The utility model discloses a correction error is little, data are undulant little, sampling degree of difficulty low grade advantage