Heavy ingot reduction scheduler (HIRS) is an engineering software producing the optimized ingot reduction schedule. HIRS algorithms are developed by extensive FEM (Finite Element Method) simulation results based on two years on-line operation data that we have collected on-site.


File:bar_size_measuring_system_configuration.png|HIRS system configuration File:hirs_bar_reduction_procedure.png|HIRS bar reduction procedure


  1. Pilho Kim, Myungsik Chun, Joonjeong Yi, and Younghoon Moon, Pass schedule algorithms for hot open die forging, Journal of Materials Processing Technology, vol. 130-131, pp. 516-523, 2002. ScienceDirect

Granted Patents

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  1. Pilho Kim and Jaechul Park, Method for deducing the algorithm of hot forging pass schedule in the quadrilateral bar forging, KR 10-0431598-0000, 4 May 2004.