FURNACE HEAT PREDICTION DEVICE AND METHOD, AND FURNACE HEAT CONTROL GUIDE DEVICE AND METHOD

To provide a furnace heat prediction device and a furnace heat prediction method capable of predicting the furnace heat of a blast furnace more accurately, and to provide a furnace heat control guide device and a furnace heat control guide method for guiding operation for furnace heat control using...

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Hauptverfasser: MITSUOKA NAYUTA, YAKITANI MASAHIRO, KAMO KAZAFUMI, NARASAKI HIROSHI, KASAI AKITO, MAEDA TOMOYUKI, OTANI TAKUYA, NOZAWA KENTARO
Format: Patent
Sprache:eng ; jpn
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Zusammenfassung:To provide a furnace heat prediction device and a furnace heat prediction method capable of predicting the furnace heat of a blast furnace more accurately, and to provide a furnace heat control guide device and a furnace heat control guide method for guiding operation for furnace heat control using the furnace heat prediction device and the furnace heat prediction method, respectively.SOLUTION: A furnace heat control guide device D equipped with a furnace heat prediction device includes a furnace heat model generation section 23 for sequentially generating a furnace heat model for determining a change of furnace heat based on past actual data from a predetermined time point to a predetermined past time, and a furnace heat change processing section 24 for determining a change of furnace heat after a predetermined time point using a furnace heat model generated by the furnace heat model generation section 23. The furnace heat model is represented by two predetermined equations.SELECTED DRAWING: Figure 1 【課題】本発明は、より精度良く高炉の炉熱を予測できる炉熱予測装置および炉熱予測方法、ならびに、前記炉熱予測装置および前記炉熱予測方法それぞれを用いた、炉熱制御のための操業操作を案内する炉熱制御案内装置および炉熱制御案内方法を提供する。【解決手段】本発明の炉熱予測装置を備えた炉熱制御案内装置Dは、炉熱を予測する装置であって、所定時点から所定過去時間までにおける過去実績データに基づいて、炉熱の変化量を求める炉熱モデルを逐次生成する炉熱モデル生成部23と、炉熱モデル生成部23で生成した炉熱モデルを用いて前記所定時点から所定時間経過後における炉熱の変化量を求める炉熱変化量処理部24とを備え、前記炉熱モデルは、2つの所定式よって表される。【選択図】図1