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- The two dimensional pseudohomogeneous model was often used for the non isothermal, non adiabatic fixed bed reactor that was widely used for the strongly exothermic reactions. 非恒温非绝热固定床反应器广泛应用于强放热的反应体系。
- two-stage reactor fixed bed 二级固定床
- Two stage suspended bed hydrocracking was suggested based on the fact that there were two kinds of reactions in the reactor: hydrogenation at low temperature and thermocracking at high temperature. 悬浮床加氢裂化反应以热裂化为主,同时伴有加氢反应。悬浮床加氢裂化分两个温度段:低温加氢精制和高温裂化。
- The catalytic reaction from synthesis gas to methanol in a fixed bed reactor with CNJ - 502 catalyst is studied. 利用CNJ502催化剂在固定床反应装置上研究由合成气合成甲醇的催化反应.
- In the fixed bed reactor with a quartz tube, the laws of uncatalyzed reaction between soot and NO were investigated. 在石英管式炉固定床反应器上研究了程序升温条件下炭黑与NO反应的规律。
- Thus the hot spot which causes catalyst deactivation in conventional fixed bed reactor is avoided. 这样就避免了一般固定床反应器中过热部位使催化剂减活的现象。
- Acrylate, DDBSA and DMF were used to react under a two stage. 丙烯酸盐,DDBSA和二甲基甲酰胺之间的反应常常分二个阶段。
- Pre-esterification of China wood oil catalyzed by solid acid in fixed bed reactor was researched. 利用固定床反应器,以固体酸为催化剂催化桐油预酯化反应。
- A two stage growth process for metastable pits was suggested. 提出了一个亚稳态蚀孔生长的两阶段模型。
- Causes of too fast increase of the pressure drop and location in the fixed bed reactor of hydrocracker were discussed. 讨论了加氢装置固定床反应器压力降升高过快的原因及产生的位置。
- The experimental result is that static characteristics of water hydraulic servo valve is nice when the diameters of the two stage fixed damper orifices are similar. 试验结果表明:两级固定阻尼孔直径相差不大时,水压伺服阀静态特性较好;
- Catalytic synthesis of phenetole by ethylation of phenol with diethyl carbonate(DEC)in fixed bed reactor was investigated. 以碳酸二乙酯(DEC)为乙基化试剂,与苯酚在气固相条件下催化合成苯乙醚。
- The Bretton woods system broke down in two stages. 布雷顿森林体系的垮台分为两个阶段。
- Selective hydrogenation of cyclopentadiene(CPD)was investigated by using NiO/Al-2O-3 and NiO/MgO|Al-2O-3 in a fixed bed reactor with online analysis. 在自行安装的具有气相色谱在线分析功能的固定床连续流动反应装置上 ,考察制备的NiO/Al2 O3 催化剂对环戊二烯 (以下简记CPD)选择加氢制备环戊烯 (以下简记CPE)的催化性能 ;
- The surgery consists of two stages. 手术由两个阶段组成。
- Vapor phase synthesis of 2,3,5-trimethyl phenol from methanol and 3,5-dimethyl-phenol over solid acid catalyst was studied in a fixed bed reactor. 制备并考察了甲醇甲基化法合成2,3,5-三甲基苯酚的固体酸催化剂,进行了甲基化反应工艺条件的优化研究。
- The newly developed cooling system has a high efficient two stage radiator. 最新被开发的冷却系统拥有高效率的两阶段冷却。
- The deoxygenation combustion reaction was researched in a fixed bed reactor and in a cycle reactor with alcohol and wood charcoal as deoxidizer. 研究了乙醇和木炭脱氧剂在固定床和循环反应器中的脱氧燃烧反应。
- The evacuation was to be carried out in two stages. 整个移民安置计划分两个价段进行。
- The plant will be commissioned in two stages. 开机调试的过程分两个阶段进行。