This document introduces the new generation of continuous coal crushing and hauling system delivered by ThyssenKrupp Fördertechnik for Huaneng Yimin Coal and Electricity’s phase 2 expansion of the Yimin open pit coal mine in China.
The document describes several large‑scale continuous mining installations, including a new ThyssenKrupp mobile in‑pit crusher handling up to 3,000 t/h of coal in extreme cold, and a 5,730 t bucket‑wheel excavator with a 158 m length and 50 m height installed in Bulgaria. It also covers major equipment suppliers such as ABB, Bucyrus, and Bonfiglioli, highlighting their drive and control technologies.
Additional sections detail the ABB System 800xA automation platform used at the Collahuasi copper mine, the high‑capacity ACS 6000 medium‑voltage converters, and innovative belt‑conveyor covers from Capotex aimed at reducing dust and accidents. The text provides technical data, project histories, and quotes from industry executives.
| Coal handling capacity | 3,000 t/h |
|---|---|
| Maximum nominal capacity | 12,000 t/h |
| Service weight of BWE | 5,730 t |
| Length of BWE | 158 m |
| Height of BWE | 50 m |
| Original gearbox power | 3 × 630 kW |
| Drive power per motor | 1,000 kW |
| Number of 2 MW motors | 5 |
| ACS 6000 converter type | Medium‑voltage frequency converter |
| Bonfiglioli A120 torque | 60,000 Nm |
It can operate in temperatures as low as minus‑40 °C.
The machine’s operating weight is about 5,433 t.
ABB supplied the Industrial IT Extended Automation System 800xA.
It was designed for a theoretical loose capacity of 11,000 mh.