An extended product rolling mill is among the most demanding applications for motor drives. The rolling procedure includes moving past a hot steel billet through a "rolling train". The contemporary rolling train includes numerous rolling stands arranged in an in-line configuration. Each rolling stand consists of a highest and a base roll, driven with a gearbox by an auto. The rolls of the stands have shapes or "grooves" machined into the rolls, so that the hot billet moving past in between the grooves is lowered in proportions and shaped by each subsequent stand. Normal motor sizes for modern mills is mostly about 600kW to 1200kW for each and every stand. Usually particular quantity of stands are made use of relying on the dimensions of the feed billet as well as the end product. There is additionally a common finishing performance followed nowadays. The tension in between each stand must be properly managed, as the slightest modification in stress will impact th...
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