The reason resulted in catalyst deactivation and the regeneration of catalyst was analyzed.
分析了导致催化剂失活的原因以及催化剂的再生方法。
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。
The catalyst deactivation kinetics of pyridine chlorination was investigated in an integral fixed reactor.
采用积分反应器,研究了吡啶氯化反应中催化剂失活动力学。
A new catalyst deactivation model was also put forward, which based on feed properties and operating conditions.
提出了一个新的基于原料性质和操作条件的裂解催化剂失活模型。
Based on the mechanism of catalyst deactivation at high temperature, the effect of accelerated aging method on deactivation was studied.
基于催化剂高温失活机理,分析了不同快速老化方法对催化剂劣化强度的影响。
The key problem affecting the industrialization of this process, catalyst deactivation, and the measures to solve this problem are discussed in detail.
重点介绍了影响该工艺过程工业化的关键问题———催化剂失活的原因和改进措施。
Little difference in the activity was observed before and after regeneration, which means that coke formation was the major reason of catalyst deactivation.
再生后催化剂活性与新鲜催化剂相差无几,说明主要是由于积炭而导致失活。
The progress in the solid acid catalyst for the replacement of corrosive sulfuric acid, catalyst deactivation and regeneration, and reactor engineering was introduced.
重点介绍了代替浓硫酸催化该反应的固体酸催化剂、催化剂的失活与再生、反应器工业化的方法的进展。
Besides, leaching out of catalyst ingredients in inert liquid medium and entraining of small catalyst particles in outlet stream were to some extent responsible for the catalyst deactivation.
此外,溶剂对催化剂活性组分的浸取以及气流中催化剂颗粒的夹带亦是导致催化剂活性降低的部分原因。
Resinification of furfur al on the catalyst was the main cause of deactivation.
糠醛树脂化结焦是导致催化剂失活的主要原因。
Dimethylthiophene was found to be one of the toxic components in coking xylene lead to the deactivation of ILs catalyst.
同时,研究发现焦化二甲苯中含有二甲基噻吩硫化物是致使离子液体催化剂失活的主要因素。
Deactivation mechanism of the catalyst was discussed.
探讨了催化剂的失活机理。
On the basis of application and consumption of various resins catalysts for MTBE production, the causes of deactivation of MTBE catalyst were analyzed and corrective measures were recommended.
从生产mtbe的各种催化树脂的使用、消耗情况出发,分析了催化剂失活的主要原因,并针对性地提出了相应的解决措施。
The results showed that adhesion of higher polymers formed during the hydrogenation process onto surface of the catalyst was the main cause for deactivation of the catalyst.
结果表明,催化剂失活的主要原因是糠醛加氢过程中生成的高聚物附着在催化剂的活性表面。
It was found that loss of exchange capacity of the resin catalyst caused by basic nitrates was the main cause behind the deactivation.
结果表明,保护床催化剂失活的主要原因是原料中的有机碱性氮化物引起的树脂催化剂交换容量的损失。
The deactivation models, mechanisms, and deactivation rate equations of catalyst are reviewed in this paper.
综述了催化剂失活模型、失活机理以及失活速率表达式。
The deactivation kinetics equations of ethylene oxide synthesis silver catalyst were obtained from the calculation of real industrial data.
根据工业实际生产数据反算得到能够反映催化剂失活特性的银催化剂失活动力学方程。
The deactivation of the catalyst of furfural decarbonylation is mainly due to carbon deposition attached to the catalyst surface, it leads to the active site embedded, so the catalyst losed activity.
糠醛脱羰催化剂失活的主要原因是大量积碳附着于催化剂表面使活性中心被包埋从而使催化剂失去活性。
Effect of reaction temperature on coking deactivation of a modified HY zeolite catalyst for alkylation of benzene with propylene was investigated.
研究了丙烯与苯反应中反应温度对改性Y沸石催化剂失活的影响。
In accordance with the cause of deactivation of methanation catalyst, a summary of heating up, reduction and test run of J107 catalyst is introduced.
针对甲烷化催化剂中毒失活的原因,介绍改用J107型甲烷化催化剂升温还原和开车情况。
The deactivation and regeneration of ambient temperature COS hydrolysis catalyst were studied.
对常温COS水解催化剂的失活与再生进行了研究。
The deactivation of hydrogenation catalyst of 3 - hydroxy propionic aldehyde was studied.
对3-羟基丙醛加氢催化剂的失活原因进行了研究。
In this paper, the research on the catalytic distillation process of alkylation of benzene with ethylene, aiming at slowing down the deactivation of the catalyst, has been reported.
针对苯烃化催化精馏过程,围绕减缓催化剂失活的问题,采用过程数学模拟与试验研究相结合的方法,考察了进料苯烯物质的量比对过程结果和催化剂失活的影响。
The deactivation kinetics for the vapor-phase disproportionation of toluene over mordenite catalyst has been studied by using a combined unit of micro-reactor under pressure and gas chromatography.
本文采用加压微反-包谱-数据处理机联合装置研究了在丝光沸石催化剂上甲苯歧化反应的失活动力学。
Also the deactivation reason of the catalyst was discussed.
并对催化剂的失活原因进行了初步探讨。
In addition, the blocking of the catalyst pore by the solid particle and some organic macromoleculars which are formed in the process of reaction is another reason for the deactivation.
同时在反应过程中产生的固体小颗粒和生成的有机大分子对催化剂孔道的阻塞也是催化剂失活的一个重要原因。
After deactivation due to coking, catalyst could be regenerated by in-situ regeneration so as to reduce producing cost.
催化剂因积炭失活后,可通过器内烧焦再生使催化剂活性得到恢复,降低了生产成本。
In addition, on the basis of the information obtained by the characterization of catalyst composition, structure and morphology, activity and deactivation behavior of the catalyst were discussed.
此外,本文结合催化剂的组成、结构和表面形貌的表征对催化剂的催化活性和失活行为进行了讨论。
In addition, on the basis of the information obtained by the characterization of catalyst composition, structure and morphology, activity and deactivation behavior of the catalyst were discussed.
此外,本文结合催化剂的组成、结构和表面形貌的表征对催化剂的催化活性和失活行为进行了讨论。
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