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某厂重油催化裂化装置再生气高温取热炉入口管道投用一个月后 ,在靠近设备嘴子处裂开一个约３００×２５０ｍｍ的口子 ,使装置停工三天 ,造成了很大的经济损失。１管道设计概况１．１管道设计条件介质烟气 +催化剂颗粒 (少量 ) ;介质温度１０００℃ ;介质压力０．３０４ＭＰａ
One month after entering a pipeline at the inlet pipe of a high-temperature heating furnace of a heavy-oil catalytic cracking unit of a plant, a hole of about 300 × 250mm is opened near the mouth of the equipment, causing the device to stop working for three days, resulting in great economic losses. 1 pipeline design overview 1.1 pipeline design conditions medium flue gas + catalyst particles (a small amount); medium temperature 1000 ℃; medium pressure 0.304MPa