2018
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Fase 2 de la mejora de los convertidores de Nucor Nebraska
In October of 2018, Nucor Steel in Norfork, NE, USA, successfully upgraded the drives for the roughing mill, pinch roll and shear #1, together with Russula. This was phase 2 of a multi-phase automation and electrical upgrade project that spanned over the course of four years. Russula also assisted in the implementation of Phase 1 in 2015, which consisted of a drives upgrade for the rod block and laying head and the electrical and control system engineering for the roughing and intermediate mills.
Scope of Supply
Phase 2 consisted of the drives upgrade for the roughing mill, pinch roll and shear #1. The pinch roll motor drive was converted from DC to AC. The electrical and services scope of supply included:
Electrical and Services Scope of Supply
Results
The second phase of the upgrade was implemented at the Nucor Norfork mill in October, 2018. During that time the switch-over to the new drives and commissioning tests were performed. The electrical upgrade helped Nucor Norfork leverage the latest control technology to produce excellent quality bars and tightly wound, straight-sided coils.
About Nucor Steel Nebraska
Nucor Steel – Nebraska is one of Nucor’s 13 bar mills strategically located across the United States, and is one of Nucor’s four bar mills that has a significant focus on manufacturing engineered special bar quality (“SBQ”) and wire rod products. Nucor Corporation is the largest steel producer in the United States, and is North America’s largest recycler.
