Online AI Fault Diagnosis and AR Remote Assistance Maintenance Solution for Large Rotating Equipment in Coal Mines

Main faults and degradation types Electrical Power abnormalities Voltage imbalance, voltage fluctuation, voltage spikes, voltage harmonics Current imbalance, current spikes, current harmonics... Motor abnormalities Stator faults: Inter-turn short circuits, loose windings, single-phase grounding Rotor faults: Broken rotor bars, cracked end rings Eccentricity faults: Static eccentricity, dynamic eccentricity Electromechanical · Mechanical Motor and coupling abnormalities Bearings, imbalance, misalignment, mechanical looseness, overload (jamming), poor lubrication Load abnormalities Bearings, belts, fans, pumps, gearboxes, reduction gearboxes...

Coal mine applications Fault monitoring and diagnosis of rotating equipment such as surface hoists and air compressors Fault monitoring and diagnosis of underground rotating equipment such as coal crushers and belt conveyors Equipped with fault recording function for Root Cause Analysis Energy efficiency analysis can be performed when voltage signals are simultaneously accessed

Production Operations AI Empowerment System

Intelligent Middle Platform

IoT gateways and accessories

Hardware specifications summary