裂化反應 的英文怎麼說
中文拼音 [lièhuàfǎnyīng]
裂化反應
英文
cracking reaction-
Bimolecular reaction of cracking
雙分子裂化反應The existing of poypropylene can raise the liquid fraction ratio, especially the light oil ratio, so it can fortify the effect of the cracking reaction of polyene to light oil
摘要在廢舊聚烯烴的裂解反應中,聚丙烯的存在,可以提高輕油餾份的收率,增強反應的油化效果,本文稱之為聚烯烴裂解反應的增強效應。The mechanisms of cytokinins in retarding of senescence was discussed in relation to saccharides, lipid oxidation, as well as to other hormones
此外,還從細胞分裂素與糖、上脂質氧化反應以及與其它植物激素的關系方面探討了細胞分裂素在延緩植物衰老中的作用機理。Suspension bed hydrocracking of atmospheric residue from dagang oil field
大港常壓渣油懸浮床加氫裂化反應Colloidal properties during slurry - bed hydrocracking reaction of kelamay atmospheric residue
克拉瑪依常壓渣油懸浮床加氫裂化反應膠體性質The first part comprises industrial pta oxidation process modeling, residual fluid catalytic cracking process modeling, complex distillation modeling and analysis, the application of pta oxidation process soft - sensor technology. in the second one, the infeasibility degree based genetic algorithm is proposed to handle constrained optimization problem in engineering cases and the neighborhood and archive based genetic algorithm and its variant are proposed to treat the multi - objective optimization problem. with that, the pta oxidation process is regarded as a benchmark for the application of the proposed multi - objective optimization genetic algorithm
論文內容分為兩部分,第一部分對包括三個典型的工業過程, pta氧化反應器、渣油催化裂化反應系統和復合式精餾塔進行分析、建模以及pta氧化過程的軟測量工程實施;第二部分分別提出了基於進化演算法解決工業過程中普遍存在的約束優化問題和多目標優化問題的過程優化演算法? ?基於不可行度選擇遺傳演算法和基於鄰域和存檔操作遺傳演算法,並利用該演算法對工業pta氧化過程操作進行多目標優化研究。Methanol conversion under fcc conditions
催化裂化條件下的甲醇轉化反應過程By using the method of fault tree analysis, this paper analyses the causes of fire and explosion of catalying & cracking reactor and regeneration, draws the fault trees of fire and explosion accidents of catalyzing & cracking reactor and regeneration respectively, calculates the structure importance, makes the structure importance arrangement according to the structure importance and the least path set, puts forward the prevention measures, and provides the reliable theoretical basis for the safety control of enterprises
摘要應用故障樹分析方法,對催化裂化反應器和催化裂化再生器發生火災(爆炸)事故的原因進行分析,分別畫出催化裂化反應器和催化裂化再生器發生火災(爆炸)事故的故障樹,得出最小徑集合,並計算其結構重要度,根據得出的最小徑集合及其結構重要度進行排序,提出預防措施,為企業的安全管理提供了可靠的理論依據。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
在固定床二級催化裂化反應器上,實驗了白雲石、石灰石、高鋁磚等幾種催化劑作用下的焦油催化裂化過程以及炭化硅作用下的熱裂化過程,並對裂化溫度( 650 950 ) 、氣相停留時間( 0 . 5 1s )和催化劑類型等過程參數對焦油轉化效果和熱解煤氣的影響進行了分析,對各種催化劑材料的性能進行了比較,力爭開發出可適用於工業化生物質氣化系統的焦油催化裂化技術。Preparation and catalytic performance for polyethylene pyrolysis of al - mcm
41的制備及催化聚乙烯裂解反應The results provided theoretical basis for down - hole catalytic upgrading of heavy oil
探討了催化劑對稠油水熱裂解反應的催化機理。Heavy oil viscosity reduction of was studied by using toluene as additive for catalytic aquathermolysis reaction in this paper
摘要以鉬酸銨作為稠油水熱裂解反應的催化劑。The dvb / hpso and vpso / hpso with a mass ratio of 0. 5 : 1 and 4 : 1, respectively, have the highest ceramic yield ( 76. 0 % and 74. 6 %, respectively ). the cured dvb / hpso and vpso / hpso are both colorless transparent hard solids
兩個體系第二階段的活化能分別為339 . 89kj / mol和484 . 76kj / mol ,都遵循拋物線法則,由一維擴散過程式控制制裂解反應。The results showed that hydrothermal cracking occurred while injecting steam, and the catalyst had catalytic activity for hydrothermal cracking of heavy oil at higher temperature ; viscosity and average molecular weight of heavy oil was thus lowered
實驗結果表明,在注入蒸汽的條件下,遼河稠油可以發生水熱裂解反應,高溫下催化劑對水熱裂解反應具有催化作用。A two - dimensional model is proposed for simulation of gas phase cracking of 1, 2 - dichloroethane ( edc ) to produce vinyl chloride monomer ( vcm ) in tubular reactor furnace, in which side reaction of coke precursor formation is taken into consideration
摘要建立了二氯乙烷在管式反應器中進行氣相熱裂解的二維模型,模型考慮了二氯乙烷熱解生成氯乙烯的主反應和生成焦前體的副反應以及氣體密度變化對裂解反應的影響。A novel model for residual fluid catalytic cracking process ( rfcc ) is proposed. it divides the whole reactor into two part : the riser as ideal pipe flow reactor and the sett - ler as ideal cstr. the model contains six lumps reaction kinetics with serial and parallel network
通過將實際裝置中發生裂化反應的提升管和沉降段反應器分別考慮為理想的活塞流反應器和連續攪拌式反應器,建立了簡化的渣油催化裂化反應6集總組分的串列和并行反應動力學網路模型。The effects of the compostion s of different catalytic stocks on catalytic cracking reaction was discussed
討論了不同催化原料油組成情況及其對催化裂化反應的影響。Effects of dispersed catalysts, hydrogen donors and precursors of hydrogen donors on thermal diphenylmathane cracking reaction
催化劑和供氫劑及其前身物對二苯甲烷裂化反應的影響Observing the total error curve, the convergent speed is faster, and the error precision is higher then a group untrained experimental data are input the simulative system in turn. and their predicting results are satisfying
根據小型催化裂化裝置進行重油催化裂化反應試驗的試驗數據對系統進行預測能力分析,從全局誤差曲線圖可見訓練速度比較快,誤差精度比較高。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
運用已經建立的催化裂化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作參數,模擬預測了催化裂化提升管反應器內催化劑顆粒的流場特徵和原料油反應產物的濃度及氣粒兩相平均溫度的沿程分佈特徵。分享友人