极大增加使用石脑油裂解的乙烯厂的竞争力。
All of those significantly increase competition of naphtha cracking plant.
对大庆石脑油裂解炉反应管用二维模型进行数学模拟。
The tubular reactor of Daqing naphtha pyrolyzer is simulated by a two-dimensional model.
生产这种不饱和烃类最重要的路线是靠蒸汽裂解，主要以石油气体和石脑油作原料。
The most important route to produce these unsaturated hydrocarbons is by steam cracking, using principally petroleum gases or naphtha as feedstock.
石脑油馏份与一个热表面接角，就裂解而得到乙烯和丙烯。
In contact with a hot surface, naphtha petroleum fractions crack to produce ethylene and propylene.
使用固定流化床，考察了氧化物催化剂催化裂解石脑油制乙烯的反应。
The performance of oxide catalyst for naphtha cracking was studied in a fixed-fluidized bed reactor.
考察了催化剂对石脑油催化裂解的影响。
The impact of catalysts on naphtha catalytic cracking was investigated.
石脑油是乙烯裂解装置的主要原料之一。
Naphtha is one of the chief raw materials for ethylene cracker.
牙哈凝析油的利用方案应为：石脑油馏分宜作催化重整原料，而轻柴油馏分宜作为裂解原料。
Utilization scheme that naphtha fraction is used for catalytic reforming feedstock and the AGO fraction is used as cracking feedstock is put for ward for Yaha's condensated oil.
石脑油既是裂解制乙烯的原料，也是重整制备芳烃的原料。
Naphtha is the feedstock for both ethylene production and catalytic reforming.
为了优化乙烯裂解原料并合理利用石脑油资源，将石脑油中的正构烷烃进行分离。
The technology of separating normal paraffins from the naphtha through the adsorption process was studied to optimize the steam cracking feedstock and utilize the naphtha resource properly.
与石脑油相比，在乙烯收率相近时，植物油所需的裂解温度较低，因而具有重要的工业应用价值。
Compared with naphtha, when the yield of ethylene is similar, vegetable oil needs lower reaction temperature, which has important significance for industrial application.
石脑油中不同烃类组成的裂解性能存在较大差异。
Cracking performance varies greatly with the hydrocarbon composition in naphtha.
石脑油作为蒸汽裂解工艺的主要原料，其性质直接影响裂解主要产品收率和裂解炉操作周期。
Naphtha is the main feedstock for steam cracking process, therefore its property directly influences the yields of main cracking products and the operation cycle of cracking furnace.
对毫秒炉石脑油单独裂解、石脑油与乙烷共裂解、乙烷单独裂解工况下的乙烯、丙烯收率进行比较。
Ethylene yields in cases of naphtha cracking, naphtha and ethane co-cracking and ethane cracking in millisecond furnace are compared with each other.
结果表明：凝析油的裂解性能优于石脑油，是制乙烯的一种优质原料。
The results show that cracking properties of NGL are much better than those of naphtha and NGL is a high quality cracking stock for producing ethylene.
丁二烯是石脑油和瓦斯油的蒸汽裂解的副产物。
Butadiene is found as a byproduct in the steam cracking of naphtha and gas oil to make ethylene and propylene.
丁二烯是石脑油和瓦斯油的蒸汽裂解的副产物。
Butadiene is found as a byproduct in the steam cracking of naphtha and gas oil to make ethylene and propylene.
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