搜索结果: 1-15 共查到“工学 methanol”相关记录39条 . 查询时间(0.075 秒)
Design and control of a novel side-stream extractive distillation column for separating methanol-toluene binary azeotrope with intermediate boiling entrainer
Side-stream extractive distillation column intermediate boiling entrainer Dynamic control Binary azeotrope Methanol-toluene
2023/6/19
It is innovative and important to perform complex binary azeotrope separation via single distillation column. In the article, design and control of a novel and simple side-stream extractive distillati...
Design and comparison of conventional and side-stream extractive distillation sequences for separating the methanol-toluene binary azeotrope with intermediate boiling entrainer
Side-stream extractive distillation Separation sequences Intermediate boiling entrainer Eco-efficiency analysis Methanol-toluene
2023/6/19
The side-stream extractive distillation (SSED) system is attracting widespread attention due to its high eco-efficiency. In the article, three double-column SSED (DC-SSED) sequences and two single-col...
郭新闻论文成果：A combined experimental and DFT study of H2O effect on In2O3/ZrO2 catalyst for CO2 hydrogenation to methanol
CO2 hydrogenation Methanol In2O3/ZrO2 catalyst Water effect Oxygen vacancies Density functional theory (DFT) Reaction mechanisms
2023/3/6
CO2 hydrogenation with renewable energy is one of the promising approaches to mitigate CO2 emissions and produce sustainable chemicals and fuels. The effect of adding H2O in the feed gas on the activi...
An electrode with Ni(Ⅱ) loaded analcime zeolite catalyst for the electrooxidation of methanol
Analcime zeolite Modified electrode Methanol Cyclic voltammetry Electrocatalytic oxidation
2014/3/8
There is a high overvoltage in the oxidation of methanol in fuel cells, and so modified electrodes are used to decrease it. A modified electrode that used Ni(Ⅱ) loaded analcime zeolite to catalyze the...
Methanol electro-oxidation on a porous nanostructured Ni/Pd-Ni electrode in alkaline media（图）
Methanol electro-oxidation Palladium nanoparticle Galvanic replacement Cyclic voltammetry Electrochemical impedance spectroscopy Direct methanol fuel cell
2013/9/25
A nanostructured Ni/Pd-Ni catalyst with high activity for methanol oxidation in alkaline solution was prepared by electrodeposition followed by galvanic replacement, that is, electrodeposition of Ni-Z...
Biological activities of essential oils and methanol extracts of five Ocimum species against pathogenic bacteria
antibacterial activity essential oil GC-MS Ocimum species
2014/2/24
The essential oils and methanol extracts of Ocimum basilicum L., Ocimum kilimandscharicum Guerke, Ocimum gratissimum L, Ocimum canum Sims, and Ocimum tenuiflorum L. (green type) were examined for thei...
Electrocatalytic Oxidation of Methanol and Ethanol by Carbon Ceramic Electrode Modified with Ni/Al LDH Nanoparticles（图）
nickel aluminium layered double hydroxide modified carbon ceramic electrode electrocatalytic oxidation methanol ethanol
2013/10/4
A Ni/Al layered double hydroxide (LDH) nanoparticle modified carbon ceramic electrode (Ni/Al LDH/NMCC) was fabricated and used for the electrocatalytic oxidation of methanol and ethanol in alkaline me...
The methanol molecule CH3OH has a complex microwave spectrum with a large number of very strong lines. This spectrum includes purely rotational transitions as well as transitions with contributions of...
Conversion of Methanol Using Modified H-MOR Zeolite Catalysts（图）
methanol conversion H-MOR halogenation hydrohalogenation
2013/10/14
The conversion of methanol was carried out over various mordenite zeolite catalysts to evaluate their catalytic performance. A post-preparation treatment of the H-MOR catalyst by halogenation with NH4...
High Propylene Selectivity in Methanol-to-olefin Reaction over H-ZSM-5 Catalyst Treated with Phosphoric Acid
ZSM-5 Methanol-to-olefin Light olefin Phosphoric acid Propylene production MFI
2010/9/8
H-ZSM-5 zeolite was treated with phosphorus acid by impregnating H-ZSM-5 with aqueous solutions of phosphoric acid at various concentrations. H-ZSM-5 (P-HZSM-5) modified with phosphoric acid was used ...
Excess Methanol Recovery in Biodiesel Production Process Using a Distillation Column: A Simulation Study
Biodiesel Methanol Recovery Distillation Simulation ASPEN PLUS
2010/9/14
This paper presents an ASPEN PLUSTM simulation study for excess methanol recovery in continuous biodiesel production process using a distillation column. The feedstock used for biodiesel production wa...
Determination of the Methanol Decomposition Mechanism on a Polycrystalline Platinum Electrode
Methanol Decomposition Tafel E-transfer Rate determining step
2009/10/10
Direct 4-electron and single-electron transfer mechanisms are proposed for methanol decomposition.Kinetic models showed that the water-gas shift reaction was the rate determining step for both mechani...
Investigation of Methanol Oxidation on Polycrystalline Pt:Importance of the Water-Gas Shift Reaction
Water-gas shift Methanol Oxidation Platinum Carbon monoxide
2009/10/10
A water-gas shift reaction model was proposed for methanol oxidation on polycrystalline platinum. To see if the model proposed can explain methanol oxidation on platinum metal, a polycrystalline plati...
甲醇柴油与生物柴油微粒排放粒径分布特性（Particle Size Distribution of Particulate Matter Emission from the Diesel Engine Burning Methanol-diesel Fuel and Biodiesel）
柴油机 甲醇柴油 生物柴油 微粒
2009/9/2
以石化柴油为参照，在发动机台架上，采用电子低压冲击仪及其附带的两级稀释系统测试了燃用柴油、甲醇柴油和生物柴油排放的不同粒径微粒的数量浓度、体积浓度，分析了发动机转速、负荷以及燃油种类对微粒粒径分布的影响。试验证明：在外特性下，柴油、甲醇柴油排放的微粒数量浓度随转速增大而增加，生物柴油排放的微粒数量浓度随转速没有明显变化规律；在2300r/min，生物柴油和柴油随负荷的减小排放的微粒数量浓度增加；标...
Hydrogen and Methanol Formation Utilizing Bioprocesses
Methanol formation Hydrogen Bioprocess Methane oxidation
2009/8/4
Increases in the atmospheric levels of carbon dioxide and methane are the main causes of global warming, so measures to reduce the emissions of both gases are essential. A process converting carbon d...