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Ironmaking and steelmaking
ArticleName Optimized process control of ladle stirring by on-line monitoring
ArticleAuthor Ch. Dannert, H. Köchner, F. P. Groβ.
ArticleAuthorData Dr. Nat. Ch. Dannert, Head of design; Dr. Eng. H. Köchner, Head of department of control and measurements in metallurgy, group of control, measurements and quality provision, Institute of Production Researches VDEh, Düsseldorf; Eng. F. P. Groβ, Head of quality section, Saarstahl AG, Völklingen, Germany; christian.dannert@bfi.de
Abstract
Separation of oxide inclusions as well as homogeneous and exact temperature in steelmaking ladles is aided by the process of rinsing immediately before casting in the turret of the continuous caster. A new measurement system, based on thermographic imaging and digital image processing, guarantees appropriately close limits of the gas stirring intensity during rinsing. In industrial operation, the new measurement system considerably improved the reproducibility of the stirring process.
keywords Gas stirring, on-line monitoring, oxide inclusions, steel making, ladle treatment, rinsing, continuous casting, measurement.
Language of full-text russian
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