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- The catalyst active stability can be more fully recovered by regeneration carried out in three steps in succession, namely, benzene extraction, nitroge... 按苯抽提、氮氣吹掃、燒焦的順序,分三個(gè)階段進(jìn)行催化劑再生,再生催化劑的活性穩定性得到更充分的恢復。
- Mechanical test results must be evaluated in conjunction with catalyst activity, selectivity, and stability data. 必須將機械測試結果和催化劑活性、選擇性和穩定性數據聯(lián)系起來(lái)進(jìn)行綜合評價(jià)。
- All the above research has established certain basis for improving the activity stability of catalyst in the alkylation of benzene with long chain alkenes. 這些為提高烷基化催化劑活性穩定性的進(jìn)一步研究奠定了一定的基礎。
- The order of catalyst activity was, ( Bd +hydrogasoline ) +TBC >B+ TBC> (Ni + TBC) + Al>A1 + TBC. 添加方式的活性順序為:丁油+TBC>B+TBC>(Al+Ni)+TBC>(Ni+TBC)+Al>Al+TBC。
- The regeneration ability of zeolite catalyst is examined with thermogravimetry and analysis of active stability of reaction. 通過(guò)熱重分析和活性穩定性評定考察催化劑的再生性能。
- The result shows that oxygen electrode have bifunctional catalyst activity but it is not completely reversible. 并詳細討論了氧還原和氧析出的電化學(xué)反應機理。
- From the Pt loading and catalyst activity, the conditions of the electrolytic impregnation were studied. 從催化劑的負載量和催化活性出發(fā),對電解負載的實(shí)驗條件進(jìn)行了探討。
- According to analysis of the reaction network in propane ammoxidation to acrylonitrile,the ways of raising the catalyst activity were explored. 根據丙烷氨氧化制丙烯腈反應網(wǎng)絡(luò )的分析,探索了提高催化劑活性的途徑。
- Tests and commercial application showed that LIP catalysts exhibited higher activity stability and good resistance to attrition. 評價(jià)和工業(yè)應用試驗表明,LIP系列催化劑活性穩定性高,耐磨性能好。
- Compared with conventional reduction, the reduction time is greatly shortened and catalyst activity after reduction is much better. 與常規還原法相比,快速還原法大大縮短了還原時(shí)間,且還原后催化劑活性更好。
- The catalyst loss during preparation of fluid catalytic cracking(FCC) catalysts is mainly dependant on particle size distribution,fine powder percentage and activity stability of the zeolite catalyst. 催化裂化(FCC)催化劑制備裝置的催化劑損耗主要取決于催化劑的粒度分布、磨細粉量和沸石催化劑的活性穩定性。
- The result is shown that, the highest catalyst activity is belonging to Tanyaokou natural pyrite.Also, possibility of optimum liquification condition for Shenhua coal was studied. 試驗結果證明,炭窯口催化劑是天然黃鐵礦中活性最高的,此外探討了優(yōu)化神華煤液化條件的可能性。
- Sulfur recycle catalyst activeness decline reason and its preventive measures are analyzed. 摘要分析了硫磺回收催化劑活性衰退的原因及防止措施。
- Rate equations of coke formation and relationships between catalyst activity and catalyst coke content were developed by concerning with the formation of both monolayer and multilayer coke. 在試驗范圍內,得到了結焦速率式,結焦量與反應時(shí)間,結焦量與催化劑活性的關(guān)聯(lián)式。
- The possibility of the two processes' integration was proposed after analyzing various conditions in FCC riser reactor,namely temperature distribution,change of catalyst activity,existence of water,and effect of these parameters on MTO reaction. 分析了FCC提升管反應器中的溫度分布、催化劑活性變化和水存在的狀況,以及這些因素對MTO反應的影響。
- Move the traction setting to “gravel,” turn the active stability control off and prepare to do your best Travis Pastrana impression. 移動(dòng)牽引設置為“砂礫”，把積極的穩定控制系統關(guān)閉，并準備做到最好特拉維斯帕斯特拉納印象。
- A small quantity of acetone in feed material is advantageous to the increase of the catalyst activity, selectivity of MIBK and DIBK, but excess acetone will make against the synthesis reaction process. 反應物相中少量丙酮的存在有利于催化劑活性、MIBK和DIBK選擇性的提高;但過(guò)量丙酮的存在對合成反應不利.
- BET and XPS measurements revealed that the change of pore distribution, the partial loss of Ni and Ce species over the surface of Ni-Ce/Al 2O 3 after using for a long time in this reaction system are responsible for the decrease of the catalyst activity. BET ,XPS表征顯示 ,經(jīng)過(guò)較長(cháng)時(shí)間反應的Ni Ce/Al2 O3 催化劑 ,其孔徑分布的變化以及活性物種Ni和助劑Ce向體相的遷移或流失 ,有可能是造成該類(lèi)催化劑活性逐步下降的主要原因
- Its thermodynamic, dynamic behavior, mechanism and research of catalyst are discussed, and the effect of preparation method and additives on the catalyst activity are also discussed. 對其熱力學(xué)、動(dòng)力學(xué)行為、反應機理及催化劑的研究進(jìn)行了闡述，并講述了制備方法及助劑的添加對催化劑活性的影響。
- Albemarle is the leading global supplier of organometallics and single- site catalyst activators to the polyolefin and elastomers industries. 雅寶公司是全球領(lǐng)先供應商的有機化合物和單點(diǎn)激活催化劑的聚烯烴和彈性體產(chǎn)業(yè)。
