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Issue:
Discussion and Solution of Abnormal Temperature Rising of Process Gas at
Author(s):
CHEN Ming
,
ZHAO Chunjie
Pages:
277
-
278
Year:
2004
Issue:
4
Journal:
LARGE SCALE NITROGENOUS FERTILIZER INDUSTRY
Keyword:
第一废热锅炉
;
外管结垢
;
解决措施
;
Abstract:
美国凯洛格型氨厂第一废热锅炉受二段炉催化剂灰及磁球中SiO2影响而结垢,热效率下降,出口工艺气温度超高,降低高变催化剂的活性.文章通过设备分析及工艺计算论证后,采用在第一废热锅炉工艺侧导淋处间断注水的办法,达到了除垢、降低出口工艺气温度的目的,增加了生产负荷.
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