烟气轮机是石化企业催化裂化过程中重要的节能设备。
The flue gas turbine is the important energy-saving equipment in present petrochemical enterprise.
在催化裂化过程中为促进高沸点烃类转化成低沸点烃类所用的催化剂。
Catalyst for promoting conversion of high-boiling hydrocarbons into lower-boiling types in catalytic cracking process.
面对催化裂化工艺所遇到的挑战，提出了催化裂化过程反应化学的多维反应结构模式。
Faced the stringent challenge of FCC process, the multi-dimensional reaction structure was pro- posed for FCC process reaction chemistry.
重点介绍了目前催化裂化过程中使用的降硫助剂的脱硫率及其对催化裂化产品分布的影响等。
The sulfur removal rate of the assistant catalysts applied in domestic FCC units and their impact on product slates are highlighted.
探讨了催化裂化过程降低汽油烯烃的反应原理，研究了催化剂各组分对裂化汽油性质影响的规律性。
The reaction principle of reducing naphtha olefins in FCC condition was discussed and the effect of the components of catalyst on the properties of FCC naphtha was investigated.
基于物料衡算、热量衡算和反应动力学建立的催化裂化过程动态模型是具有非线性、分布参数的模型形式。
Based on the material balance, energy balance and reaction kinetics, a dynamic model, having the form of a nonlinear distributed parameter has been presented for catalytic cracking process.
根据催化剂在输送立管和脱气罐内的流动特点，分析了催化裂化过程中再生催化剂产生携带烟气的原因和脱气的原理。
The paper analyze the principle of steel circulation of flow, decarburization, degas and all of the factors affected in RH refining.
下行床用于催化裂化过程，与之较匹配的应该是具有更高活性的催化剂，研制新型高活性催化剂也是下行床推向工业的重要措施之一。
And catalysts of higher activity should be developed to fit the new kind of circulating fluidized bed reactor, downer, for the FCC process.
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.
为进一步研究甲醇作为催化裂化部分进料的反应过程，对催化裂化条件下甲醇和烃的相互作用规律进行考察。
The interaction of methanol and hydrocarbon on the FCC condition was researched based on the feasibility analysis of feeding methanol as part of FCC feedstock.
针对催化裂化装置反应再生系统，进行了动态机理建模研究，给出了可以用于过程特性分析和控制系统仿真研究的动态机理模型。
Based on mechanism analysis, a dynamic model of FCCU reactor-regenerator system is given. It can be used for simple process characteristic analysis and for control system simulation.
早在1941年，流化床工艺过程就第一次以工业规模用于原油的流化催化裂化。
Fluidized bed processing was first used commercially in fluid catalytic cracking of crude oil in 1941.
将低辛烷值直馏馏分、热裂化或催化裂化重石脑油改质为高辛烷值组分用于车用或航空燃料调合或石油化工的连续过程。
A continuous process to upgrade low-octane virgin, thermal, or heavy catalytically cracked naphthas into high-octane components for motor or aviation fuel blending or petrochemical usage.
催化裂化C4 +馏分中的丁二烯选择性加氢和该馏分蒸馏分离同时进行以生产丁烯的一种过程。
A process in which the selective hydrogenation of butadiene in FCC C4 + fraction and the distillation separation of the fraction take place concurrently to produce butylene.
以催化裂化装置为例，在七集总模型基础上化简得到催化裂化装置的过渡过程模型，并验证了其有效性。
The transition process model of fluid catalytic cracking unit (FCC) is achieved based on the seven lumped model, whose validity is verified by an example.
通过对吸附脱硫实验过程中的尾气分析，对催化裂化汽油吸附脱硫的机理进行了探讨。
By analyzing tail gas of adsorptive desulfurization experiment, the mechanism of adsorptive desulfurization of FCC gasoline is explained.
叙述了催化裂化装置在开停工过程中不放火炬的做法，降低了轻烃放火炬造成的损耗，减少了对环境的污染。
The paper described practice of FCC plant starting and shutdown without flare, to decrease loss of light hydrocarbon and environment pollution.
针对化工过程故障诊断问题的复杂性，在催化裂化故障诊断专家系统开发工具的设计过程中，提出一种多黑板问题求解模型。
In order to design an expert system tool in catalytic cracking faults detect, a multi-blackboard question solving model is presented for complex chemical process.
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.
着重讨论了实行新配方汽油后对催化裂化、催化重整等炼油工艺过程的影响，并提出了一些相应的对策。
The influence of implementing reformulated gasoline on catalytic cracking and catalytic reforming is emphasized and some countermeasures are proposed.
对加氢处理、加氢裂化、延迟焦化、溶剂脱沥青和催化裂化等主要加工过程的硫分布进行了衡算。
Sulfur distributions have been calculated for several main processes such as hydrotreating, hydrocracking, delayed coking, solvent deasphalting, and FCC etc.
依据催化裂化催化剂水热失活过程伴随着超稳化过程，确定了催化剂自抑制水热失活动力学模型方程。
The kinetic model of hydrothermal deactivation and the model of unit balance activity for FCC catalyst were established.
本发明公开了石油加工过程的一种改质劣质汽油的双提升管催化裂化方法 及装置，主要用于解决采用现有技术所生产的汽油烯烃含量或硫含量下降幅度 不大的问题。
The double lift pipe catalytic cracking process and apparatus for modifying inferior petrol in petroleum processing aims at reducing the olefin content and sulfur content in petrol greatly.
反应再生过程的安全运行是整个催化裂化装置安全生产的必要前提。
The safety operation of the reaction and regeneration system is the prerequisite of security in production of the entire fluid catalytic cracking unit.
应用skr - 80型砂磨机，对多种催化裂化催化剂物料进行了砂磨试验，找出了沸石结晶度、粒度等物料性质在砂磨过程中的变化规律。
Various FCC catalysts and relevant materials were ground by using SKR 80 sand grinder. The changes of zeolite crystallinity and particle size during grinding were found.
文章探讨了不同原油在催化裂化加工过程中的硫分布情况及其分布规律，从而为制定提高产品质量措施提供理论依据。
The sulfur distributions of different crude oils in FCC processing and distribution laws are studied, which serves a theoretical basis for improving gasoline q...
文章探讨了不同原油在催化裂化加工过程中的硫分布情况及其分布规律，从而为制定提高产品质量措施提供理论依据。
The sulfur distributions of different crude oils in FCC processing and distribution laws are studied, which serves a theoretical basis for improving gasoline q...
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