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In the beneficiation of metal ores (such as copper, gold, and iron ore), grinding is the most energy-consuming and essential step. The stable and efficient operation of mills (including autogenous/semi-autogenous mills (SAG mills) and ball mills) directly influences the overall capacity and economic benefits of the beneficiation plant.
Core components of ABB's mill drive and control system:
Gearless Drive System (GMD): ABB's flagship technology that removes complex mechanical components such as traditional gears, pinions, reducers, and hydraulic couplings. Ring Synchronous Motor: The heart of ABB's GMD is a low-speed, high-torque ring synchronous motor.
Significant advantages: Extremely high reliability, high efficiency, powerful starting torque, and precise speed control.
Core drive equipment: ACS6000 series frequency converters and Cycloconverters: Used in ultra-large (typically >20MW) GMD applications, these are classic technical solutions for handling extremely high power.
Intelligent Control System: ABB Ability™ System 800xA, sequential control, optimized control, advanced analytics.
Condition Monitoring and Protection System: Comprehensive monitoring, winding partial discharge monitoring, ABB Ability™ platform.
