Improving throughput and profitability through dynamic modeling in the steel industry

Initial situation

  • A global steel producer of coils wanted to improve throughput and profitability at its American plant
  • A difficult market forced low prices, which led to disappointing EBITDA results despite increased production volumes
  • Management had a strong paradigm to increase volume and focus mainly on OEE
  • The lack of coordination between sales and production prevented improvements in pricing and product mix
  • In order to achieve significant improvements, a holistic approach was required, supported by a digital twin

Achievements

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Increased throughput at the bottle neck
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Profitability increased
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Green and Black Belts trained

Our approach

  • Perform value stream design and build a digital twin
  • Record actual status, define target status and simulate future process performance using dynamic modeling and increase throughput at the bottleneck
  • Implement kaizen to reduce complexity
  • Define stock levels for raw material and replenishment logic and implement slab supermarket
  • Define coil sequence and production planning logic
  • Coordinate implementation plan with buy-in from managers and employees and validate financial benefit estimate with Controlling