目前国内乙烯装置急冷系统操作大部分不理想，尤其是急冷油系统的操作参数与设计值偏离很大。
The operation of quench systems in domestic ethylene plants are not very good until now, especially the operating parameters of quench oil system deviate from the design parameters.
以aspenPLUS软件为平台，用神经网络对急冷系统进行了严格模拟，建立了神经网络模型，可用于急冷系统简单的模拟计算。
With ASPEN PLUS software, the paper simulates the quench system by neural networks, constructs the NN model to complete the simple simulation and calculation of the quench system.
通过对急冷油和急冷油系统结垢物组成的分析，探讨了急冷油粘度增长的原因。
According to the analysis of components of quench oil and it's fouling, the reasons of viscosity increasing are discussed.
中国石化扬子石油化工股份有限公司烯烃厂1号乙烯装置两台乙烷炉运行周期一直偏低，辐射段炉管使用寿命较短，并影响急冷油减粘系统的稳定运行。
The cycle of two ethane furnaces in No. 1 ethylene plant of YPC Limited Company is very short. The short life-span of tubes in radiation section affects the stable operation of quench oil system.
中国石化扬子石油化工股份有限公司烯烃厂1号乙烯装置两台乙烷炉运行周期一直偏低，辐射段炉管使用寿命较短，并影响急冷油减粘系统的稳定运行。
The cycle of two ethane furnaces in No. 1 ethylene plant of YPC Limited Company is very short. The short life-span of tubes in radiation section affects the stable operation of quench oil system.
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