液氮洗装置过剩冷量回收处理  

RECOVERY OF EXCESSIVE COLD ENERGY IN LIQUID NITROGEN WASHING UNIT

作　　者：张利群 Zhang Liqun(Shandong Jinmei Mingshengda Chemical Co.,Ltd.,Tai′an271400)

机构地区：[1]山东晋煤明升达化工有限公司,山东泰安271400

出　　处：《大氮肥》2022年第6期428-429,432,共3页Large Scale Nitrogenous Fertilizer Industry

摘　　要：介绍净化系统液氮洗装置运行工况,探讨运行过程中冷量过剩问题,通过对管道改造进行冷量回收,取得了一定的效果。This paper described the operation condition of liquid nitrogen washing unit,discussed the problem of large amount of excessive cold energy,and presented a method of cold energy recovery by pipeline modification.

关 键 词：液氮洗 冷量过剩 回收 

分 类 号：TQ546.5[化学工程—煤化学工程]