氣相催化作用 的英文怎麼說

中文拼音 [xiāngcuīhuàzuòyòng]
氣相催化作用 英文
gas phase catalysis
  • : Ⅰ名詞1 (氣體) gas 2 (空氣) air 3 (氣息) breath 4 (自然界冷熱陰晴等現象) weather 5 (氣味...
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
  • 氣相 : gas phase
  1. The research status of the world diesel exhaust aftertreatment technology is summarized systemicallyo at the same time, the development status and problems about oxygenation catalysis converter and particulate filter are analyzed on the basis of mentioned informations, we bring up a diesel exhaust cleanse system, that adopts the technique course of catalysis conversion combining particulate collection and regeneration the system collects exhaust particulate by means of efficacious filtering material it can oxidize ho co and macromolecule solvable organic via catalyst and diesel oil additive enhanced temperature will partly oxidize collected particulate and ultimately achieve the aim of exhaust reduction, after processing system frame design and trial matching, it ' s detected that the system can surely cleanse gas exhaust and particulate in addition, gas - ejected combustion - supporting regeneration for diesel particulate filter is also researched, we have rudimentarily designed the software and hardware of the g as - ejected combustion - supporting system having processed a series of trials, we discover the rules of the system credibly working these rules demonstrate the right direction for researching gas - ejected combustion - supporting regeneration technology

    本文系統地介紹了國內外柴油機排后處理技術的研究現狀,分析了氧器和微粒捕集器的發展現狀及存在的問題,以此為基礎,提出了一種柴油機排系統,該系統採與微粒捕集及再生結合的技術路線,通過過濾材料的有效過濾,將排中的微粒進行收集,藉助于劑和柴油添加劑使排中hc 、 co及高分子可溶性有機物氧,產生的高溫使得收集到的微粒部分氧,從而達到降低排放的效果。通過系統結構設計和試驗匹配,實現了對體排放物和微粒的凈。同時,論文中還進行了柴油機微粒捕集器噴助燃再生的研究,初步設計了噴助燃系統,進行了控制系統軟、硬體的開發,通過正交試驗,摸索出了噴助燃系統可靠工的一般規律,為噴助燃再生技術的開發提供了方向。
  2. In the end, cluster - analysis - based floating control historical regression method with uniform precipitation and atmospheric precipitable water as metoorological covariates could more validly evaluate efficiency of cloud seeding operations and significant level of ca - fcm method was higher than the other methods, because it adopted cluster analysis which highly improved the correlativity between rainfall distributions in the control area and target area, and used grid interpolation which enhanced exactness of calculating precipitation rainfall, and chose atmospheric precipitable water as the covariant which increased the inferential accuracy of natural rainfall on the cloud seeding operational area

    最後,得到以降水量和整層大可降水量為協變量的ca - fcm方法,由於採聚類分析( ca )方法,提高了對比區和影響區關性;採網格插值技術提高了雨量的計算準確度;引入了不受影響的物理協變量(整層大可降水量) ,提高了業區自然降水量估計值的準確性;所以評估效果最好,顯著水平高於0 . 05 。
  3. 1 lanthanide hydrides ( m = la, nd, sm, dy and yb ) can be prepared easily by the direct hydrogenation of lanthanide metals catalyzed by ticl4 in tetrahydrofunan ( thf ) under normal pressure. the rate of hydrogenation decreased with increasing atomic number of lanthanides. transmission electron micrographs showed that the resulted lanthanide hydrides were in the form of nanoparticles with an average primary particle size around 20 - 40 nm

    本論文首次提出一種在溫和條件下合成納米尺寸的鑭系金屬氫物的方法,介紹在常溫常壓下,鑭、釹、釤、鏑、鐿五種鑭系金屬在四氫呋喃( thf )溶劑中,下與氫直接合形成應的納米尺寸的鑭系金屬氫物。
  4. Tar content in the gas was influenced by the gasification conditions, such as the gasification temperature, residence time of feedstock in the gasifier and the type of feedstock, which can help us to investigate the mechanism of tar production in gasification process. catalytic cracking of tar was performed in a downstream secondary fixed - bed cracker with dolomite, limestone and alumina brick as catalysts. by comparison, thermal cracking of tar was also performed with silica carbide

    在固定床二級反應器上,實驗了白雲石、石灰石、高鋁磚等幾種下的焦油過程以及炭下的熱裂過程,並對裂溫度( 650 950 ) 、停留時間( 0 . 5 1s )和劑類型等過程參數對焦油轉效果和熱解煤的影響進行了分析,對各種劑材料的性能進行了比較,力爭開發出可適於工業生物質系統的焦油技術。
  5. Abstract : in this paper, the preparation of the catalysts for the oxidation of fluorene to fluoreone is studied. the influences of the dipping time, calcining temperature, calcining time and the air quantity during the calcination are discussed

    文摘:研究了工業芴制取芴酮的劑製條件,考察了浸漬時間、煅燒溫度、煅燒時間和煅燒空量對劑製的影響
  6. Using fcc flow - reaction mathematical model and boundary condition developed in paper ( i ) and the operational constants in commercial fcc riser, the hydrodynamics of catalysts and the distribution of concentration of catalytic cracking products, as well as the temperature of two - phase along the riser are simulated and predicted

    已經建立的反應的數學模型和模型邊界條件及求解方法,結合煉油廠工業提升管的實際操參數,模擬預測了提升管反應器內劑顆粒的流場特徵和原料油反應產物的濃度及粒兩平均溫度的沿程分佈特徵。
  7. Abstract : this paper describes the methods to form silver clusters in solid, liquid and gas phases ; the properties of clusters such as absorption bands, esr, redox potential, ea and ip, and their catalytic behaviours in photo - splitting water and photographic development processes

    文摘:本文綜述了在固、液中形成銀團簇的方法,銀團簇的主要性質如吸收光譜、 esr 、氧還電位、電子親和勢與電離能,以及銀團簇在光解水和照顯影過程中的
  8. It was observed that the concentration of no2 in the gas emission decreased greatly during oxidation and the phase transfer catalyzer as well as ultrasonic played important role in the reaction

    研究發現,氧過程中尾中no2的濃度明顯減小,轉移劑和超聲波輻射對反應有重要
  9. Using nano - iron and nano - tungsten as catalyzers, we try to produce carbon nanotube or nanostring by cvd and pla. the results show that one - dimension carbon nanomaterials can be successfully obtained by cvd only based quartz module

    在上述研究的基礎上,採鐵、鎢兩種納米金屬劑,運沉積法和激光轟擊原位生成法嘗試合成碳納米管與納米線。
  10. In the present work, we have prepared titania thin films on different substrates from a ( nh4 ) 2tif6 aqueous solution upon addition of boric acid by liquid phase deposition ( lpd ) method under the ambient temperature

    在本研究工中,以六氟鈦酸銨和硼酸為原料,沉積法( lpd )在不同的基片上制備二氧鈦薄膜,並甲基橙水溶液的降解脫色和no的光解去除率評價二氧鈦薄膜的光活性。
  11. Secondary air supply synthesizer secondary air supply synthesizer can lown down emission of vehicles together with catalyst. sometimes it can work separately

    二合一進系統可與劑同時降低車輛排放污染物達到關環保標準,在某些車輛上也可單獨使
  12. This work introduces some of typical photocatalytic reactions, domestic and overseas development position of phocatalysis technologies, the principle of nano - tio _ 2 photocatalytic reactions, the influence of the structure and quality of nano - tio _ 2 and water vapor on photocatalytic reactions, usual preparation methods of photocatalysts such as gas phase and liquid phase methods and so on, as well as the carriers and methods of nano - tio _ 2 photocatalyst loading

    本論文介紹了一些典型的光反應實例,光技術的國內外發展現狀、納米tio _ 2光反應的原理、 tio _ 2納米粒子的結構與性質及水蒸對光的影響,法、液法等常劑的制備方法,納米tio _ 2負載所的載體及其在載體上的固定方法。
  13. In order to study these questions, we researched three topics in this paper mainly : 1. we prepared zno nanowires using chemical vapor deposition ( cvd ) method based vapor - liquid - solid ( vls ) mechanism. our object was getting arrayed and controllable growth of zno nanowires through integrating the controllable ability of vls mechanism and merits of cvd and controlling the technique conditions of preparation

    針對以上存在的問題,本文主要在以下三個方面進行了初步的探索: 1 .採基於-液-固( vls )生長機理的沉積( cvd )法制備zno納米線,結合vls機理對生長過程的控製以及cvd方法的優點,通過對劑、源溫度、生長溫度和反應氛等工藝條件的控制,得到納米線的陣列生長。
  14. The paper put forward an aim to deposit n - doped titanium dioxide film on glass substrate by the atmospheric pressure chemical vapor deposition ( apcvd ) method. using ticl4 and oa as precursors, titanium dioxide thin films had been deposited by apcvd method. nitrogen had also been doped in the film when n2o gas was added as the dopant

    在實驗室條件下以ticl _ 4和o _ 2為先驅體,採常壓沉積法( apcvd )制備得到具有一定光性和親水性的tio _ 2薄膜,並且以n _ 2o為摻雜劑,對薄膜進行了n的摻雜,在一定程度上提高了薄膜可見光照射下的光性和親水性。
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