The scattered coil - outlet - temperature (COT) and the unfixed temperature errors would influence severely the operation of cracking furnace and the ethylene yield.
各裂解炉管出口温度(COT)偏差的发散和误差的不确定，将对裂解炉操作和乙烯收率带来很大的影响。
2
The furnace pipe in cracking reactor is an important part of ethylene unit.
裂解反应器炉管是乙烯装置中的重要设备部件。
3
The failure causes of the finned tubes of an ethylene cracking furnace were analyzed, and some corresponding countermeasures were applied to eliminate the failure possibility.