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针对硝铵磷装置在运行过程中,因原料磷酸一铵中含有不熔颗粒物等造成造粒机喷头堵塞、塔壁物料黏结严重,云峰分公司采取相应的解决措施,包括控制喷头转速、在线更换造粒机喷头。详细介绍在线更换造粒机喷头的步骤及注意事项。经过改进,产品质量提升,装置运行周期由7 d延长至180 d。
Ammonium nitrate device for the operation of the process, due to the raw material of ammonium phosphate contains insoluble particles caused by the granulator nozzle clogging, tower wall material adhesion serious, Yunfeng branch to take appropriate measures to address, including control nozzle speed, online Change the granulator nozzle. Details online replacement granulator nozzle steps and precautions. After the improvement, the quality of the products was improved and the operation period of the device was extended from 7 days to 180 days.