燒結催化劑 的英文怎麼說
中文拼音 [shāojiēcuīhuàjì]
燒結催化劑
英文
sintered catalyst-
The porous ceramics is a line of ceramic materials with porosity ; the pores are communicated up to the surface of the ceramic body
是一類體內含有大量彼此相通並與材料表面貫通的孔道結構的陶瓷材料,可用於過濾與分離、布氣、催化劑載體、潔凈燃燒、消聲材料、隔膜材料等。Especially, when - bi together with a little carbon black ( cb ) or copper salt is used, the catalytic effect is better ; the flame structures of the double - base propellants containing - bi are similar to the typical plateau double - base propellant, but the combustion temperature distribution has been changed because of adding the - bi ; and the active components of catalysts deposit on the burning surface of propellants and the quenched surfaces of propellants with various catalysts possess different structure
它與銅鹽和少量炭黑( cb )復合后,催化效果更優; 2 , 4 -二羥基苯甲酸鉍加入后,推進劑的火焰結構保持了典型平臺雙基推進劑的結構特徵,但改變了雙基推進劑燃燒波溫度分佈,炭黑和銅鹽的加入對2 , 4 -二羥基苯甲酸鉍的催化作用有很大影響;催化劑分解的活性組分富集在燃燒表面,不同催化劑使推進劑熄火表面形成不同的結構。Abstract : establishment of the macro dynamic mathematical models for coked zeolite catalyst coke burning regeneration was discussed from an engineering point of view. based on the modified particle - pellet model, dynamic mathematical equations for porous and nonporous catalyst coke burning regeneration were deduced, supplying a theoretical basis for computer simulation of coked zeolite catalyst regeneration
文摘:從反應工程學的角度討論了結焦沸石催化劑燒焦再生反應宏觀動力學數學模型的建立,根據已提出的修正的顆粒-粒子動態等溫物理模型,分別推導出了多孔焦炭的燃燒再生階段數學方程和無孔焦炭的燃燒再生階段數學方程,為結焦沸石催化劑再生反應過程計算機模擬提供了理論依據。In this paper, the optimum conditions of catalyst preparation were found by studying the influences of the sol - gel process parameters on the crystal structure of the nanometer la1 - xsrxmno3, such as the value of original solution ph, the temperature of water bath, the baking temperature of sol
本文研究了採用溶膠-凝膠法制備納米鈣鈦石型氧化物催化劑過程中,初始溶液ph值、水浴溫度、焙燒溫度對納米la1 - xsrxmno3晶體結構影響。The results show that : - bi is a good burning catalyst of double - base propellant and possesses an excellent ability to reduce pressure exponent
結果表明, 2 , 4 -二羥基苯甲酸鉍是雙基系推進劑良好燃燒催化劑,它能顯著提高了雙基推進劑的燃速,並降低壓強指數。In addition, the enterprise offers sinter, gases, catalysts and catalysts
另外,公司也提供燒塊、燒結、熱防護、絕熱、熱絕緣以及催化劑。The optimum conditions for air electrode preparation were shown as follows : active carbon which was baked for 15 min in 900 as carrier for catalyst, bond is 60mass % polytetrafluoroethylene ( ptfe ) liquor, 20 % ptfe in waterproof layer, 10mass % pore - making in waterproof layer thickness of waterproof layer 0. 30mm, 10mass % ptfe in catalysis layer, nickel screen for current collector, compacting pressure 6mpa
確定製備空氣電極的最佳工藝條件為:催化劑載體的處理條件為在900下灼燒15min ,粘結劑為60mass % ptfe的水溶液。防水層中pefe含量為20mass % ,造孔劑含量為10mass % ,其厚度為0 . 3mm 。催化層中ptfe含量為10mass % 。Ultrafine nickel powders have been used as catalysts, magnetic materials, sintered activators, electroconductive sizing materials, hard metal adhesives, etc. the research on ultrafine nickel powder is a topic of general interest in the new materials fields at present
超細鎳粉在催化劑、磁性材料、燒結活化劑、導電漿料、電池材料、硬質合金粘結劑等方面具有廣闊的應用前景,已成為國內外新材料研究開發的熱點之一。The catalysts exhibited good adaptability to feedstock at high carbon space velocity, with higher conversion, little pressure drop over the bed, good tolerance to steam hydration, poisoning and coke formation, and good regeneratibility
結果表明,該催化劑對原料的適應性較強,使用空速高,轉化率高,床層阻力降小,抗蒸汽水合氧化能力、抗毒物能力和抗積炭能力較強,催化劑可還原再生,燒炭速率快。分享友人