提升管的进料段是裂化反应最复杂的区域。
The most complex part of RFCC is in the feed injection zone.
以正庚烷裂化反应为探针反应考察了样品的活性。
Then-heptane cracking reaction was selected as probe reaction to investigate the activity of studied samples.
讨论了不同催化原料油组成情况及其对催化裂化反应的影响。
The effects of the compost ions of different catalytic stocks on catalytic cracking reaction was discussed.
讨论了不同催化原料油组成情况及其对催化裂化反应的影响。
The effects of the compostion sof different catalytic stocks on catalytic cracking reaction was discussed.
集总组分之间主要发生烷烃脱氢环化、环烷烃脱氢芳构化和加氢裂化反应。
That is dehydrogenation and cyclization of paraffins, dehydrogenation and aromatization of naphthenes, and cracking reaction to form C 5 lighter products.
分析了孤岛渣油在分散型磷钼酸铵催化剂存在下加氢裂化反应产物的性质。
The properties of the hydrocracking products of Gudao residue in the presence of dispersed ammonium phosphomolybdate catalyst were studied.
考察了反应温度和空速对催化裂化轻汽油裂化反应气液相收率和产品分布的影响。
The effects of reaction temperature and space velocity on the cracking gas and liquid product yields and distribution of light FCC gasoline were investigated.
用非线性参数估计法对四氢萘加氢裂化反应网络的拟一级动力学常数进行了计算。
The pseudo-first-order kinetic rate constant of each step in the network of hydrocracking of tetralin was evaluated by the nonlinear parameter estimation method.
基于机理分析，实现了催化裂化反应再生系统预测转化率和产品产率的在线软测量。
Based mainly on mechanism analysis, online soft sensor for FCCU reaction conversion and resultant yields is developed.
提出了将三集总催化裂化反应动力学微分方程组转化为卡尔曼滤波状态方程的处理方法。
A method is proposed for converting the differential equations of three lumping kinetic model into the state equations of Kalman filter.
焦炭对催化剂酸中心的覆盖能抑制骨架异构化反应，但其影响幅度小于对裂化反应的影响。
The suppression of skeletal isomerization caused by coke deposition on the active sites of catalyst is in a lesser extent than that of cracking.
在下流式反应器内的裂化反应之后，分离反应产物，并将废催化剂引导到汽提与再生部分。
After the cracking reaction in downflow reactor, reaction products are separated and spent catalyst is directed to stripping and regeneration sections.
以三种轻燃料油为反应原料，在实验室固定流化床反应器上用工业平衡催化剂进行催化裂化反应。
Three kinds of light oil were cracked as feedstocks on regenerated zeolite catalysts in a laboratorial fixed fluidized bed reactor.
随着反应温度的提高，裂化反应和骨架异构化反应增强，但齐聚反应、氢转移反应和环化反应减弱。
The cracking and skeletal isomerization became more strong with the rise of reaction temperature, while oligomerization, cyclization and hydrogen transfer reaction became weaker.
文章详细分析了形成这些缺陷的原因，并对维护加氢裂化反应器及其系统安全稳定运行提出了建议。
This paper analyzed causes of the defects in details, and raised proposals on maintaining hydrocracking reactor to ensure safe and stable operation of the system.
采用IR、TG、ESR、XPS等技术研究了催化裂化反应中金属杂质沉积在催化剂上对积炭的影响。
The effect of metal impurities on coking in catalytic cracking reactions was studied by employing IR, TG, ESR and XPS techniques.
采用IR、TG、ESR、XPS等技术研究了催化裂化反应中金属杂质沉积在催化剂上对积炭的影响。
In this paper, we study the effect of mental impurities on coking in catalytic cracking reactions. IR, TG, ESR and XPS are used for the study.
结果表明，新工艺制备的催化剂与原工艺产品相比，理化性能相当，裂化反应性能不低于原工艺的产品。
The new catalyst has about the same physicochemical properties, as those made by conventional technology with similar cracking activity.
本文报道了轻烃临氧条件下催化裂化转化成乙烯和丙烯的反应途径，并探讨了气相氧在裂化反应中的作用。
The reaction processes for propane, i-butene, and hexane cracking under oxidative conditions are Studied, together with the function of gaseous oxygen on cracking reaction.
而且在反应温度和空速越低、剂油比越大、反应时间越长的条件下，催化裂化反应受干气比率的影响越明显。
The impact of dry gas on FCC reaction becomes increasingly pronounced with lower reactor temperature and lower hourly space velocity, greater catalyst to oil ratio and longer reaction time.
加氢裂化反应流出物空冷器（简称REAC）管束属于特种设备，承受高压临氢多相流的冲蚀，易引发恶性事故。
The hydrocracking REAC pipes are special equipments, and easy to lead to serious accidents, for they suffer from the erosion of multiphase flow under the environment of high-pressure hydrogen.
本发明的催化剂在用于重油裂化反应中时具有优秀的抗金属性能，且能够提高产物中液化气、汽油和柴油的重量比。
The catalyst has excellent anti-metal performance when being used in heavy oil cracking reaction, and can increase the weight ratio of liquefied gas, gasoline and diesel fuel in the product.
结果表明：适当的反应温度，剂油比，反应时间短，可能损害的热裂化反应，氢转移反应，并获得高的丙烯选择性。
The result showed proper reaction temperature, catalyst to oil ratio and short reaction time may detriment thermal cracking reaction, hydrogen transfer reactions, and get high propylene selectivity.
以择形分子筛制备的规整载体催化剂，在规整固定床反应器上，进行催化裂化汽油中烯烃转化产低碳烯烃的裂化反应。
The olefin conversion of FCC naphtha to produce light olefins over regular carrier catalyst preparated from shape-selective molecular sieve was studied in a regular fixed-bed reactor.
四氢萘加氢裂化反应的关键步骤和双环化合物裂解的转化率以及单环化合物的产率与两种催化剂担体的酸性及反应温度有关。
The key steps of hydrocracking of tetralin, the conversion of double ring compounds and the yields of mono-ring compounds were affected by the reaction temperature and the acidity of two catalysts.
介绍了在原料中加入聚合高分子活性添加剂以提高催化裂化轻质油收率、降低焦炭产率（即强化催化裂化反应过程）的机理。
Mechanisms to enhance FCC light oil yield and to lower the coke yield(i. e. strengthening FCC process) by adding polymeric active additives in the feedstock were introduced.
在催化裂化反应条件下，研究了异丙苯主要裂化反应路径以及反应过程中反应温度和分子筛类型对苯产率和选择性的影响规律。
The dominant reaction pathways and the effect of reaction temperature and type of zeolites on the yield and selectivity of benzene formed during catalytic cracking of cumene were investigated.
本文针对催化裂化工业装置的提升管反应器以三集总催化裂化反应动力学模型为基础，利用工业装置的现场数据对模型中的参数进行了拟合。
Based on three lumping kinetic model of catalytic cracking, the parameters in the model are estimated with actual operation data of a commercial catalytic cracking riser.
并对催化裂化与芳构化反应耦合的机理进行了初步探讨。
The mechanism of coupling catalytic cracking reactions and aromatization reactions was briefly discussed.
并对催化裂化与芳构化反应耦合的机理进行了初步探讨。
The mechanism of coupling catalytic cracking reactions and aromatization reactions was briefly discussed.
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