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中串低变换改全低变工艺运行总结
引用本文:金艳锋,邓小东.中串低变换改全低变工艺运行总结[J].化肥工业,2013,40(2):49-50.
作者姓名:金艳锋  邓小东
作者单位:湖北三宁化工股份有限公司 湖北枝江443206
摘    要:合成氨装置由中串低工艺改为全低变工艺后,催化剂装填量减少12m’,系统阻力为0.04MPa,吨氨蒸汽耗由原350kg以上降至135kg。该项目改造费用低,只需增设1台增湿器并调整部分管道和阀门。改造后运行情况良好,取得了预期效果。

关 键 词:变换  中串低  全低变  总结

Sum-Up of Operation of Total Low-Temperature Shift Conversion Changed from Medium-Plus Low-Temperature Shift Conversion
Jin Yanfeng , Deng Xiaodong.Sum-Up of Operation of Total Low-Temperature Shift Conversion Changed from Medium-Plus Low-Temperature Shift Conversion[J].Journal of the Chemical Fertilizer Industry,2013,40(2):49-50.
Authors:Jin Yanfeng  Deng Xiaodong
Affiliation:(Hubei Sanning Chemical Industry Co.,Ltd.Hubei Zhijiang 443206)
Abstract:In the ammonia plant the medium-plus low-temperature shift conversion is changed to total low-temperature shift one, then the catalyst loading decreases by 12 m3, the resistance in the system is 0.04 MPa, and the steam consumption per ton of ammonia lowers from the original more than 350 kg to 135 kg. The renovation cost of this project is low, and only an additional humidifier is needed, with adjustment of some pipes and valves. After the renovation, its operation is satisfactory, giving expected results.
Keywords:shift conversion medium-plus low-temperature shift total low-temperature shift sum-up
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