hydraulic shovel
Quick Summary
A hydraulic shovel is a type of power shovel that uses a hydraulic system for power transmission. This system simplifies the power train and offers good crowding and breakout forces, making it effective for loading coal and rock. Unlike mechanical shovels that rely on clutches, gears, and cables, hydraulic shovels use engine-driven pumps to provide pressure for rams and motors. These machines are widely used in mining operations, particularly in open-pit coal mines, for removing overburden and loading coal. Hydraulic shovels can have large bucket capacities, often matched with the haul units, such as large off-highway trucks, into which the material is dumped.12
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