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简要介绍氨汽提尿素装置二段蒸发分离器技术改造的情况,并结合生产实际,对如何在保证产品质量的前提下,解决二段蒸发结晶堵塞、提高真空度等问题。
Briefly introduce the technical reformation of the second stage ammonia separator of ammonia stripping urea plant and how to solve the blockage of second stage evaporating crystallization and increase the degree of vacuum on the premise of ensuring the product quality according to the actual production.