the influence of increasing vaccum residue in feedstocks on the performances and product properties of fluid catalytic cracking was investigated by using of a riser reactor pilot unit.

利用小型提升管催化裂化装置考察了提高原料掺炼量对催化裂化行为及产品主要性能的影响。

metal passivator can inhibit nickel and vanadium pollution on the catalytic cracking catalysts and improve the property of polluted catalysts.

金属钝化剂可以抑制镍和钒等金属对催化裂化催化剂的污染，使被污染催化剂的性质得到改善。

extraction of ethylene from catalytic cracking dry gas is an efficient means to reduce waste and increase the output of ethylene.

目前国内乙烯资源短缺，从催化裂化干气中提取乙烯是减少浪费、提高乙烯产量的有效途径。

however, catalytic cracking of crude oil remains its largest application.

不过石油催化裂化仍是其最大的用途。

tests show that rubber oil can be obtained with kt solvent refining, and the by-product can be used as catalytic cracking stock.

通过实验证明，kt液溶剂精制工艺能生产出橡胶用油，其副产物抽余油可作为催化裂化原料。

then it makes deep and systematic analysis and research in accordance with rbi technology application during the inspection process of fluid catalytic cracking plant in huabei petrochemical company.

然后针对rbi技术在华北石化公司催化裂化装置检测流程中的应用情况，进行了深入系统的分析和研究。

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。

and the relevant suggestion for developing trend of catalytic cracking process and catalyst is pointed out.

对催化裂化工艺和催化剂的发展趋势提出了相关的建议。

the material selection and the design of expansion joints used for inlet and outlet flue pipes of catalytic cracking equipments are introduced.

详细地介绍了催化裂化装置中能量回收部位的烟机进、出口烟道膨胀节的选型与设计。

catalyst for promoting conversion of high-boiling hydrocarbons into lower-boiling types in catalytic cracking process.

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。

the paper introduces an on-line self-learning optimization algorithm , and its application on the catalytic cracking process.

本文介绍一种在线的自学习经验调优系统及其在催化裂化装置的应用。

the by products, wax and foots oil, in lube base oil production by solvent dewaxing were normally used as catalytic cracking feedstock.

蜡膏和蜡下油是溶剂脱蜡工艺生产润滑油基础油的副产物，一般只用作催化裂化原料。

the high-temperature butterfly valve is a key valve in the fluid catalytic cracking unit.

高温蝶阀是流化催化裂化装置中的一个关键阀门。

catalytic cracking of olefins features simplicity in operation and low cost, and should be developed in preference.

烯烃催化裂化技术具有操作简单和成本低廉等优势，应加快研究开发。

new technology is limited due to the structure feature of regenerator and reactor, during the refine of small catalytic cracking unit.

在小型催化裂化装置的改造中，由于两器原有结构型式的特点，一些新技术的应用受到很大的限制。

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.

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 alkene content in gasoline can be reduced, and its octane number can be raised by adding ds z3 catalyst in catalytic cracking process.

此外，使用催化裂化脱硫催化剂dsz3还可以使汽油在烯烃含量下降的同时，辛烷值有所增加。

the flue gas turbine- expander is the key equipment in catalytic cracking unit.

烟气轮机是催化裂化装置的关键设备。

by means of analysis on ignition fail reason of auxiliary combustion chamber for catalytic cracking unit, the unreasonable place existed in igniter was found, and improvement plan was given.

通过对催化裂化装置辅助燃烧室点火失败原因的分析，发现点火器设计上存在不合理之处，并提出了改进方案。

this paper introduced the application of new type(by)high efficient cyclone separation system in residual fluid catalytic cracking unit.

介绍了新型（by型）高效旋风分离系统在渣油催化裂化装置上的应用情况。

the dual-group hydrocarbon type rubber plasticizer was prepared using the heavy components in the production of heavy oil catalytic cracking by secondary deasphalting process.

以重油催化裂化装置生产的重组分油为原料，采用二次脱沥青精制工艺，可制备二元族烃型橡胶增塑剂。

to produce clean energy, the study on oxidation desulfurization from catalytic cracking gasoline by photocatalysis is investigated.

为生产清洁能源，采用光催化氧化法对催化裂化汽油进行了脱硫研究。

catalytic cracking is promised as one of the most potential tar removal method.

催化裂解被认为是焦油脱除方法中最有前途的一个。

the process is considered by some refiners as a supplement to the basic catalytic cracking process.

一些炼油公司将此工艺看作是催化裂化基本工艺的一个补充。

the latest desulfurization technologies of fluid catalytic cracking ( fcc ) gasoline are introduced.

介绍了国内外最新的流化催化裂化（fcc ）汽油的脱硫技术。

tests show that rubber oil can be obtained with both furfural refining and kt liquid solvent refining, and the by-product can be used as catalytic cracking stock.

通过实验证明，糠醛精制和kt液溶剂精制两种工艺均能生产橡胶用油，其副产物抽余油可作为催化裂化原料。

catalytic cracking is essential to the growth of oil refining industry and to the development of globe economy.

催化裂化对炼油工业的成长壮大和对全球经济的发展都具有重要的意义。

the production of tame by the fluidized catalytic cracking of c_5 hydrocarbons has become a subject urgent to be developed.

利用流化催化裂化c_5生产叔戊基甲醚是急待开发的课题。

the results showed that reaction temperature, catalyst type, feedstock properties and catalyst charge in the secondary reaction zone all have influence on mip catalytic cracking process.

结果表明：反应温度、催化剂类型、原料油性质、第二反应区催化剂藏量等是影响mip催化裂化技术的主要因素；