GASIFICATION SYSTEM AND GASIFICATION METHOD

To achieve gasification of a wide variety of solid raw materials while curbing cost.SOLUTION: A gasification system comprises: a first gasification furnace of a fixed bed or a fluidized bed for gasifying a first solid raw material to produce a first gasified gas; a second gasification furnace of an...

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Hauptverfasser: SHINODA KATSUHIKO, SHINODA HARUTO, HISHIDA MASASHI, YAMAUCHI YASUHIRO
Format: Patent
Sprache:eng ; jpn
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Zusammenfassung:To achieve gasification of a wide variety of solid raw materials while curbing cost.SOLUTION: A gasification system comprises: a first gasification furnace of a fixed bed or a fluidized bed for gasifying a first solid raw material to produce a first gasified gas; a second gasification furnace of an entrained bed; and a second raw material supply part provided independently of the first gasification furnace and for supplying a second solid raw material from a raw material supply source other than the first gasification furnace to a loading port of the second gasification furnace. The second gasification furnace comprises: a first gas line through which the first gasified gas from the first gasification furnace flows; a gas inlet connected to the first gas line; and the loading port of the second solid raw material. The second gasification furnace is configured to be able to gasify the second solid raw material supplied into the furnace through the loading port.SELECTED DRAWING: Figure 1 【課題】コストを抑えつつ、多様な固形原料のガス化を図る。【解決手段】ガス化システムは、第1固形原料をガス化して第1ガス化ガスを生成するための固定床又は流動床の第1ガス化炉と、噴流床の第2ガス化炉と、第1ガス化炉から独立して設けられ、第1ガス化炉以外の原料供給元から第2ガス化炉の投入口に第2固形原料を供給するための第2原料供給部と、を備える。第2ガス化炉は、第1ガス化炉からの前記第1ガス化ガスが流れる第1ガスラインと、第1ガスラインに接続されるガス入口、及び第2固形原料の投入口を有し、投入口から炉内に供給される第2固形原料をガス化可能に構成される。【選択図】 図1