熔融尿素泵泵头频繁检修原因分析及处理  

THE REASON OF FREQUENT MAINTENANCE OF PUMP HEAD OF MELT UREA PUMP AND TREATMENT

作　　者：豆建忠 周志柯 刘昌良 Dou Jianguo;Zhou Zhike;Liu Changliang(Chongqing Jianfeng Chemical Industry Co.,Ltd.,Chongqing408601)

机构地区：[1]重庆建峰化工股份有限公司技术装备部 [2]重庆建峰化工股份有限公司,重庆408601

出　　处：《大氮肥》2021年第5期344-346,共3页Large Scale Nitrogenous Fertilizer Industry

摘　　要：针对熔融尿素泵更新后投入运行,频繁出现振动高、机械密封泄漏等故障,从工艺操作、备件选型、设计制造等方面进行原因分析,并提出优化和改造措施,取得良好效果。When the upgraded melt urea pump was put into operation,failures,such as high vibration,leakage of mechanical seal,happened frequently.We analyzed the reasons from process operation,spare parts selection,engineering design and manufacture,and presented the optimization and improvement measures,and gained good results.

关 键 词：熔融尿素泵 机械密封 叶轮 振动值 

分 类 号：TQ441.41[化学工程—化学肥料工业]