The thesis emphasis the way and arithmetic of the key equipment of walking reheating furnace : loader machine , unloader machine , walking system , series transfer roll , control system of burning and tracking of steel billet , . make use of the system , we can carry out the function of transferring measuring and weighting , detecting , loading and unloading tracking the steel billet , we can control process of burning and exchange data each other to track the steel billet and manage the process over all of product line . goals of reheating furnace ' s producing process such as high yield , low consuming and pollution , automatic operating mode are achieved 本文著重研究了步進式加熱爐關鍵設備如:裝鋼機、出鋼機、步進梁、爐前爐后輥道、燃燒控制、板坯物流跟蹤等控制對象的具體控制軟件流程、速度控制曲線、行程計算等具體控制策略和算法,完成了攀鋼1450熱軋加熱爐基礎自動化系統( l1 )和熱工儀表的一級控制,實現板坯輸送、測量、裝出料、物流跟蹤、加熱爐燃燒控制以及板坯庫的數據信息交換,通過plc和二級計算機系統進行順序、定時、聯鎖與邏輯控制,實現了操作自動化與物料系統的全線跟蹤管理。