发明名称 |
APPARATUS FOR COAL COMBUSTION |
摘要 |
A coal combustion apparatus capable of improving NOx reduction to a large extent is provided, which apparatus comprises a pulverized coal-feeding pipe (abbreviated to coal pipe) inserted into a burner throat on the lateral wall of a combustion furnace and for feeding the coal and air into the furnace; a means for feeding the coal and air into the coal pipe; a secondary air passageway formed between the coal pipe and a secondary air-feeding pipe provided on the outer peripheral side of the coal pipe; a ternary air passageway formed on the outer peripheral side of the secondary air-feeding pipe; a means for feeding air or an oxygen-containing gas into the secondary air passageway and that into the ternary air passageway; and a bluff body having a cross-section of a L-letter form provided at the tip end of the coal pipe. |
申请公布号 |
AU2915684(A) |
申请公布日期 |
1985.10.31 |
申请号 |
AU19840029156 |
申请日期 |
1984.06.06 |
申请人 |
BABCOCK-HITACHI K.K. |
发明人 |
SHIGEKI MORITA;TADAHISA MASAI;SHIGETO NAKASHITA;TOSHIO UEMURA;FUMIO KOUDA;TSUYOSHI NAWATA |
分类号 |
F23C99/00;F23D1/00;F23D1/02 |
主分类号 |
F23C99/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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