首页|60万t/a磷酸二铵装置水冷却系统技术改造

60万t/a磷酸二铵装置水冷却系统技术改造

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云南某公司二期的60 万t/a磷酸二铵(DAP)冷却系统,设计使用风冷流化床,存在产品包裹温度高、包裹后产品外观质量波动较大、风冷系统尾气排放量大、后续尾气治理工艺路线选择及治理难度大等问题.针对问题,对产品冷却系统进行了有针对性的技术改造.采用水冷却器,使 DAP产品的包裹温度得到了有效控制,使装置的尾气排放量降低,也使装置的能耗下降.通过装置的性能考核,验证了水冷却器技术的应用效果.
Technical Renovation of Water Cooling System in 600000t/a Diammonium Phosphate Plant
The cooling system of 600000 t/a diammonium phosphate(DAP)in the second phase of a company in Yunnan is designed to use an air-cooled fluidized bed.However,there are problems such as high product wrapping temperature,significant fluctuations in product appear-ance quality after wrapping,large exhaust emissions from the air-cooled system,and difficulty in selecting and treating subsequent exhaust gas treatment processes.Targeted technical improvements have been made to the product cooling system to address the issue.The use of a water cooler effectively controls the wrapping temperature of DAP products,reduces the exhaust emissions of the device,and also lowers the energy consumption of the device.The application effect of water cooler technology was verified through performance evaluation of the device.

Diammonium phosphateWater coolerChemical equipmentTechnical renovation

师永林、杜建波、段家堂、李贵聪、周山

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云南云天化股份有限公司,云南 昆明 650228

磷酸二铵 水冷却器 化工设备 技术改造

2024

云南化工
云南省化工研究院 云天化集团有限责任公司 云南煤化工集团有限公司 云南省化学化工学会

云南化工

影响因子:0.272
ISSN:1004-275X
年,卷(期):2024.51(5)
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