BLAST FURNACE RAW-MATERIAL CHARGING CONTROL DEVICE AND METHOD, AND PROGRAM

PROBLEM TO BE SOLVED: To provide a blast furnace raw-material charging control device that enables the charging of raw-material into the furnace bottom side of a bell-less type blast furnace to be started earlier.SOLUTION: Provided is a blast furnace raw-material charging control method in which aft...

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Hauptverfasser:	SAKAMOTO AIICHIRO, KOSAKA GORO, HATANO HIROAKI, TAMAKI KOSUKE
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	CHEMISTRY MANUFACTURE OF IRON OR STEEL METALLURGY METALLURGY OF IRON
Online-Zugang:	Volltext bestellen
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a blast furnace raw-material charging control device that enables the charging of raw-material into the furnace bottom side of a bell-less type blast furnace to be started earlier.SOLUTION: Provided is a blast furnace raw-material charging control method in which after instructing the start of tilting of a swivel chute 140 in a standby position, and when the remaining tilting time Ttr become shorter than the swivel acceleration time Tr1, the start of swiveling of swivel chute 140 in a garage position is instructed.SELECTED DRAWING: Figure 1 【課題】ベルレス式高炉の炉底側への原料の装入を早期に開始できるようにする。【解決手段】待機位置にある旋回シュート１４０の傾動の開始を指示した後、傾動残り時間Ｔｔｒが旋回加速時間Ｔｒ１を下回ると、ガレージ位置にある旋回シュート１４０の旋回の開始を指示する。【選択図】図１