In the first half of 2024, the mining sector witnessed significant advancements with the debut of new hydraulic excavator models, cutting-edge technologies, and enhanced installations.
In May 2024, Komatsu Germany Mining Division (KGM) and SMS Equipment made headlines by introducing the PC9000, their most massive hydraulic mining excavator to date. Designed to complement Komatsu’s 830E through 980E mining trucks, the PC9000 offers faster cycle times and a lower cost per ton of material moved. Its larger bucket, stronger digging forces, and extended reach make it ideal for autonomous haulage systems. Additionally, the revamped hydraulic system lowers emissions, meeting the industry’s sustainability demands.
In January 2024, KGM launched the K-VAD (Valve Adjustment Device) for hydraulic mining excavators. This device enhances safety by allowing remote operation of main and secondary relief valves from the operator’s cabin, reducing the need for engineers to work in high-pressure zones. The K-VAD kit includes pressure sensors, adjustment motors with tool heads, and can be controlled via laptop, tablet, or smartphone. It supports up to six tool heads and monitors up to four pressures, with plans for future updates to automate the adjustment process and expand its application to more hydraulic circuits.
OceanaGold introduced the Hitachi EX3600 electric-hydraulic shovel at their Macraes site in New Zealand in early 2024, marking a milestone in sustainable mining. Powered entirely by renewable energy, this shovel significantly reduces greenhouse gas emissions compared to diesel-powered models. Pieter Doelman, open-pit mine manager at Macraes, emphasized the shovel’s role in sustainable mining practices, aiming for carbon neutrality in loading operations due to New Zealand’s renewable energy grid.
In March 2024, Hitachi Construction Machinery (HCM) introduced the Operator Assist System for ultra-large hydraulic mining excavators, aimed at enhancing operator efficiency and safety. Tested at Rio Tinto’s mine in Australia, this system automates tasks like loading and digging, reducing operator workload and increasing productivity. Features such as Loading Assist and Digging Assist optimize operations by monitoring bucket payload and hydraulic cylinder loads.
HCM’s collaboration with Rio Tinto underscores their commitment to practical solutions that enhance safety and productivity. Plans are underway to implement the Operator Assist System across various excavator models from 2025, following successful tests and customer feedback.
Overall, these developments highlight the mining industry’s commitment to innovation, sustainability, and operational efficiency through advanced technologies and practices.
Fulian Operation Team
2024.08.06
