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1)  particle size of catalyst
催化剂粒径
2)  pelletized catalyst
颗粒催化剂
1.
Ru/ZrO2-CeO2 pelletized catalysts were prepared adopting wet molding method, and the activity survey test of highly concentrated acetic acid and phenol was carried out with acetic acid and phenol as objective.
采用湿式成型法制备了Ru/ZrO2-CeO2颗粒催化剂,对乙酸和苯酚进行湿式氧化,研究反应条件对苯酚氧化过程中COD去除的影响,并对催化剂的稳定性进行评价。
3)  catalyst particle
催化剂颗粒
1.
The consecutive diffusion reaction in porous catalyst particles is a very important kind of chemical reactions,such as hydrolysis,halogenating,and oxidizing reactions.
在多孔固体催化剂颗粒中的串连扩散反应是非常重要的一类化学反应 ,如水解反应 ,卤化反应和氧化反应等 。
2.
We have analyzed zere-order isothermal reactions within well-distributionand shell catalyst with one-dimension geometry symmetry model,and relationship of geometry shape effects on zere-order isothermal reactions in catalyst particles of two types ofactivity profiles has been obtained.
以理论分析为基础,采用一维几何对称模型对数种一维几何对称均匀型、薄壳型催化剂颗粒内的零级等温反应进行分析,从而得出了两种活性组份分布类型催化剂颗粒几何形状对粒内进行的零级等温反应的影响关系。
3.
and relationship of geometry shape effects on zero-order isothermal reactions in catalyst particles of two types of activity profiles has been obtained.
以理论分析为基础,对数种一维几何对称均匀型或薄壳型催化剂颗粒内的零级等温反应进行分析,在考虑外扩散影响的情况下,得出了两种类型催化剂颗粒的几何形状对粒内进行的零级等温反应的影响关系。
4)  fine catalyst particles
催化剂微粒
5)  catalyst pellet
催化剂颗粒
1.
The concentration profile of reaction components in a porous catalyst pellet was calculated with orthogonal collocation,from which the efficiency factors of porous catalysts could be obtained.
采用正交配置法对多孔催化剂颗粒内反应物浓度分布进行了计算 ,在此基础上可以获得催化剂效率因子的值。
2.
The distribution of sulphur contents in the catalyst pellets were measured by chemical method.
由工业联醇合成塔内不同位置取出使用后的催化剂,对其硫含量进行化学分析,得到催化剂颗粒内硫的分布;分析中毒因素和原因,得到催化剂活性校正系数,并对联醇合成塔进行模拟,所得结果与实测值相吻合。
6)  catalyst particles
催化剂颗粒
1.
The mechanical strength of catalyst particles depends not only upon their materials, but also upon their shape and size.
本文将弹性力学方法引入催化剂颗粒内应力分布的计算。
补充资料:催化重整催化剂
分子式:
CAS号:

性质:使石油烃类分子结构重排所用的催化剂。由载体、金属组分和酸性组分构成。载体有氧化铝型、硅铝型和分子筛型(结晶型),常用的是氧化铝型。按金属组分有单胶型和加有第二种金属的双金属型(如铂-铼、铂-锡型等)或多金属型(如铂-铼-铝型、铂-铼-钛型等)酸性组分有氟-氯型和全氯型。目前这种催化剂有单铂、铂-铱、铂-铼、铂-锡四大系列。他们都具有双功能,既具有脱氢、加氢活性,又具有异构化、加氢裂化活性。前一功能一般由铂来承担,后一功能由载体或加到载体上酸性组分来承担。由于具有这两种功能,在重整反应中才能使甲基环戊烷异构脱氢转化成苯。

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