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我厂10万t/a磷酸一铵、5万t/a磷酸二铵料浆法磷铵装置,采用强制循环4效蒸发浓缩流程,完成中和料浆的浓缩。生产中料浆浓缩加热器列管结垢堵塞严重,每次检修清洗发现,少则40多根、
I plant 100,000 t / a monoammonium phosphate, 50,000 t / a diammonium phosphate slurry AP plant, the use of forced circulation 4 effect evaporation concentration process to complete the concentration of slurry and. In the production of slurry concentration heater tube scaling serious blockage, each inspection and cleaning found that as few as 40 roots,