综述了国内外乙烯裂解炉管强化传热技术的最新研究状况。
Latest studies on heat transfer enhancement of ethylene cracking furnaces in aspects of experiments and simulations were reviewed.
对运行了4万h的HP型乙烷裂解炉管的渗碳损伤进行了金相分析，并测定了炉管的力学性能。
The carburizing damage of HP type ethane cracking tubes after 40000hours of service is analysed using metallographic methods, and the tensile and creep rupture tests are conducted.
本文对于在裂解炉管中分段加入带有扭曲片的整铸管的强化传热方法进行了实验研究及模拟计算。
A new process of intensifying heat transfer by placing several sections of short specially forged tube with twisted slices was experimentally studied and analog computed in the thesis.
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。
The scattered coil - outlet - temperature (COT) and the unfixed temperature errors would influence severely the operation of cracking furnace and the ethylene yield.
通过对HK40和HP40裂解炉管微观组织的对比分析，研究了材料显微和微观组织变化及成分对其抗氧化性、抗蠕变性、高温强度等性能的影响，对开发和研制新的炉管材料有一定的借鉴作用。
Through compare and analysis the microstructure of HK40 and HP40, the effect of tissue and element on its properties were studied. All these will be helpful to develop new material of furnace tube.
针对乙烯装置裂解炉运行中比较普遍存在的辐射段炉管弯曲现象进行了详尽的分析并提出了相应的预防、调整和矫正对策。
In the light of bending of radiation tube in cracking furnace, analysis is done in detail to present related prevention, adjustment and correction measures.
对某乙烯厂乙烯裂解炉炉管断裂进行了现场检测，探讨了断裂原因，提出了维修建议。
Field examination of tube fracture of ethylene cracking furnace for a certain ethylene plant is carried out. The fracture reason is researched. The repair proposal is put forward.
针对辽阳石化分公司烯烃厂f 108裂解炉对流段炉管爆裂破坏进行了分析。
The burst part in convection section of a tube of F108 cracking furnace in alkene factory, Liaoyang Petrochmical Company, was analyzed.
通过对其鼓包及开裂的裂解炉炉管进行材质和晶相组织分析，找出了炉管故障发生的原因，并提出了具体的预防措施。
By material and crystal analysis of the swollen and cracked pyrolysis furnace tubes, summarizes reasons for the failure of the tubes, and proposes preventive measures.
通过对其鼓包及开裂的裂解炉炉管进行材质和晶相组织分析，找出了炉管故障发生的原因，并提出了具体的预防措施。
By material and crystal analysis of the swollen and cracked pyrolysis furnace tubes, summarizes reasons for the failure of the tubes, and proposes preventive measures.
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