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["开工时减压塔顶温突然上升是什么原因？怎样处理？"
"冲塔，建议顶循，一中，二中多打回流"
"轻组分或脱水不净，二楼说的不错，还有一个原因就是抽真空开快了。这时候应该降低减压炉炉温，提高常压炉炉温及常压侧线抽出，加大减顶抽出，必要时炉关闭抽真空系统"
"开工时准备好压减顶的柴油还是很有必要的，一旦常压炉开开不正常就就减压、减顶抽真空炉快快、减压各中炉为建立好都会造成减顶温度过高。"
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