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catalyst performance
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  催化剂性能
     THE INFLUENCE OF TRANSLATION METALS ON Pt Rh Pd/Al_2O_3 CATALYST PERFORMANCE FOR PURIFICATION
     过渡金属对Pt Rh Pd/Al_2O_3催化剂性能的影响
短句来源
     The improvement of HDS catalyst carrier γ-Al_2O_3 and its influence on catalyst performance
     加氢转化脱硫催化剂载体γ-Al_2O_3的改进及对催化剂性能的影响
短句来源
     EFFECT OF CATALYST PREPARATION CONDITIONS ON Al-P-Ti-Si-O CATALYST PERFORMANCE
     制备条件对Al-P-Ti-Si-O体系催化剂性能影响的研究
短句来源
     Study of K-Fe-MnO/Silicalite-2 catalyst for CO_2 hydrogenation to light olefins I. Catalyst performance and reaction mechanism
     CO_2加氢制低碳烯烃的Fe/Silicalite-2催化剂研究──Ⅰ.催化剂性能及反应机理探讨
短句来源
     Studies of the relation between the calcination temperature and the Cu-Zn-Al-O catalyst performance in synthesis methanol from carbon dioxide and hydrogen
     CO_2加氢合成甲醇的Cu-Zn-Al-O催化剂性能与焙烧温度的关系
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  催化性能
     The effect of the structure of the carrier K 2CO 3 on catalyst performance was investigated.
     研究了载体K2CO3的结构性质对催化剂催化性能的影响,并优化了反应条件。
短句来源
     (2) The catalyst performance of NiO/Ce-Ti-O by co-precipitation and impregnation method is better than that of NiO/TiO_2 by same method.
     (2)采用共沉淀-浸渍法制备NiO/Ce-Ti-O性能比同种方法制备的Ni_O/TiO_2催化性能高。
短句来源
     The catalytic performances of BaTiO3 and γ-Al2 O3 used as carriers were compared by performance evaluation of catalyst reforming activity. The effect of Ba-TiO3 on catalyst performance, which has La, Ce dopant was tested. In addition, the relation of Ni/BaTiO3 and Ni/Al2O3 in TPR and TPD was investigated.
     通过催化剂的重整活性评价,比较了作为载体的BaTiO3与γ-Al2O3的催化性能,以及BaTiO3对掺入La和Ce的催化性能影响,并考察了Ni/BaTiO3与Ni/γ-Al2O3的程序升温还原(TPR)和CO2程序升温脱附(TPD)的关系。
短句来源
     Hydroisomerization of n-tetradecane over Pt/SAPO-11 catalyst Ⅰ.Effect of reaction parameters on catalyst performance and stability
     Pt/SAPO-11催化剂上正十四烷临氢异构化 Ⅰ.反应条件对催化性能及稳定性的影响
短句来源
     The test results showed that the best catalyst performance was obtained under the preparation conditions of a Ni content of 8%,a Sn content of 1%,an impregnation time of 6h,a calcination temperature of 500℃and a calcination time of 4h.
     研究结果表明,在活性金属Ni质量分数为8%,助催化剂Sn质量分数为1%,浸渍时间6h,焙烧温度500℃,焙烧时间4h的条件下,制备的叠合催化剂的催化性能最好。
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  反应性能
     The effect of the Cu/Zn/Al mass ratio on the catalyst performance for steam reforming of methanol was investigated at 250 ℃ and WHSV of 3.28 h~ -1 with a H_2O/CH_3OH molar ratio of 1.3. Cu/Zn/Al ratio of 36.7/13.4/(17-28) was preferred for achieving good activity.
     在250℃、水/甲醇比为1·3和重时空速为3·28h-1的条件下,考察了Cu/Zn/Al质量比对催化剂甲醇水蒸气重整反应性能的影响. 结果发现,最佳Cu/Zn/Al质量比为36·7/13·4/(17~28).
短句来源
     STUDY OF F-T SYNTHESIS DETAILED MECHANISM KINETICS OVER Fe-Mn INDUSTRIAL CATALYST Ⅰ. Catalyst Performance and Preliminary Mechanism
     Fe-Mn工业催化剂F-T合成详细机理动力学研究 I.反应性能及初步反应机理
短句来源
     CONVERSION OF METHANOL TO LOWER OLEFINS ON HIGH SILICA ZEOLITES Ⅰ. FURTHER IMPROVEMENT OF CATALYST PERFORMANCE
     甲醇在高硅沸石上转化为低碳烯烃的研究——Ⅰ.催化剂反应性能的改进
短句来源
     The effects of nickel loading on the physico-chemical properties of the Ni/TiO_2 catalysts were studied by nitrogen adsorption-desorption, X-ray diffraction, temperature-programmed reduction, transmission electron microscopy, and H_2 chemisorption. The catalyst performance for the hydrogenation was evaluated in an autoclave reactor.
     采用N2吸附、X射线衍射、程序升温还原、透射电镜、H2化学吸附及间歇加压釜式反应器活性评价等方法,考察了镍负载量对Ni/TiO2催化剂的物化性质及邻氯硝基苯加氢反应性能的影响.
短句来源
     Silica Immobilized Ruthenium Catalyst for Formic Acid Synthesis from Carbon Dioxide Hydrogenation (III): Effect of Ligand on the Catalyst Performance
     二氧化硅固载Ru基催化剂上二氧化碳加氢合成甲酸的研究(III):配体对催化剂反应性能的影响
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  “catalyst performance”译为未确定词的双语例句
     Study of Ni-K/AI_2O_3 Catalyst Performance in Methanol Decomposition
     Ni-K/Al_2O_3催化剂对甲醇分解性能的研究
短句来源
     Approaches and Nature of Improving Rh-Based Catalyst Performance for CO Hydrogenation to C_2-Oxygenates
     改善Rh基催化剂上CO加氢生成C_2含氧化物性能的本质及途径
短句来源
     Under the condition of T=290°C, p=2.5 MPa, GHSV=1 600 h~-1, CO conversion, the utilization ratio of H_2/CO, CH_4 selectivity all increased, yet H_2 conversion and CO_2 selectivity both decreased as H_2/CO from 0.5 to 1.5. Space velocity had no significant effect on the catalyst performance.
     温度290°C,压力2.5Mpa,空速1600h-1,H2/CO进料摩尔比在0.5~1.5时,随H2/CO进料比增加,CO转化率,H2/CO摩尔利用比和CH4选择性都增加,但H2转化率和CO2选择性减小; 空速对该熔铁催化剂的催化特性的影响不显著。
短句来源
     The level of addition of CeO_2 is less than 0.5 to 0.5 of cerium and titanium whose best rate is 0.15 to 0.85.(3) The catalyst performance of NiO/Ce-Ti-O by citric method is better than those of NiO/TiO_2 by the same method.
     CeO_2的添加量要小于铈钛比为0.5:0.5(摩尔比),最佳铈钛比为0.15:0.85。 (3)采用柠檬酸络合法制备NiO/Ce-Ti-O性能要好于同种方法制备的NiO/TiO2性能。
短句来源
     The catalyst performance was studied under different temperature, H_2/CO (feed mole ratio), and space velocity(GHSV).
     研究了不同温度,H2/CO进料摩尔比和空间速度下该催化剂的催化特性。
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  catalyst performance
Currently, there are several requirements to further improve the catalyst performance towards the reduction of NOX and to develop catalyst-sorbent for simultaneous NOX-SOX removal.
      
This possibility was considered in evaluating alkane sulfonic acids catalyst performance to promote the cure of a melamine resin with acrylic polyols.
      
The study shows the immense sensitivity of the catalyst performance to the preparation methods.
      
Possibilities to enhance the catalyst performance by using promoters and by silylation are also discussed.
      
Mass transfer effects on catalyst performance and other decisive factors for the design of industrial gas/liquid and gas/liquid/solid reactors are briefly reviewed.
      
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The microtopography and composition of V_2O_5TiO_2/α-Al_2O_3 catalysts before and after selective oxidation of hydrocarbons were investigated using scanning electron microscope(SEM)and energy dispersive spectrometer (EDS). It is observed that after prolonged heating of the catalysts at the hotpoint region in the reactor, the sodium ions in the adhesive used for the preparation of the carrier migrated to the catalyst surface and reacted with the active componet forming needles ofsodium vanadate, and thus affecting...

The microtopography and composition of V_2O_5TiO_2/α-Al_2O_3 catalysts before and after selective oxidation of hydrocarbons were investigated using scanning electron microscope(SEM)and energy dispersive spectrometer (EDS). It is observed that after prolonged heating of the catalysts at the hotpoint region in the reactor, the sodium ions in the adhesive used for the preparation of the carrier migrated to the catalyst surface and reacted with the active componet forming needles ofsodium vanadate, and thus affecting the catalyst performance.

用扫描电镜和能谱仪对V_2O_5-TiO_2/a-Al_2O_3催化剂反应前后的显微形貌和组成进行观察和分析,观察到催化剂由于在反应器热点区长期受热,制备载体所用粘结剂成份中的钠离子向催化剂表面迁移,与活性组份作用,形成钒酸钠针状物,从而影响了催化剂的反应性能。

In the oxidation process for manufacturing ethylene oxide, maintaining the high selectivity of the silver catalyst is essential to obtaining the best efficiency. This paper relates to the optimization of the working period of the silver catalyst and the new start-up method at lower temperatures. It also sums up the regulating measures for reaction optimization, effects of impurities on catalyst performance and the ways for dealing with the situation. This paper also describes the various operating methods...

In the oxidation process for manufacturing ethylene oxide, maintaining the high selectivity of the silver catalyst is essential to obtaining the best efficiency. This paper relates to the optimization of the working period of the silver catalyst and the new start-up method at lower temperatures. It also sums up the regulating measures for reaction optimization, effects of impurities on catalyst performance and the ways for dealing with the situation. This paper also describes the various operating methods for protecting the silver catalyst.

在乙烯氧化制环氧乙烷过程中,保持银催化剂的高选择性是发挥装置最好效益的行之有效的方法。本文介绍了银催化剂工作周期的优化方法、新的低温开车法,总结了反应最佳化的调节手段、杂质对催化剂性能的影响及其对策,利用多种操作方法对催化剂加以保护。

Pd/Al_2O_3 catalyst prepared in the pilot plant was investigated and used inethylene oxychlorination plant of 80,000t/y capacity.This paper described theprocess and equipment of the pilot plant and catalyst performance in industrialapplications,it shows that activity,stability and life of the catalyst are betterthan those of the imported catalyst previously used in the production plant.

放大制各的 Pd/Al_2O_3加氢催化剂用于8万吨乙烯氧氯化装置,除去氯化氢中少量乙炔。本文简述了催化剂放大制各的工艺路线、设备及工业试验结果。证明放大制备的催化剂活性,稳定性及寿命均优于进口装置原用催化剂。

 
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