نتایج جستجو برای: c2 hydrocarbons
تعداد نتایج: 47007 فیلتر نتایج به سال:
Experimental data were acquired for: (1) the ignition temperatures of nitrogen–diluted ethylene and propylene by counterflowing heated air for various strain rates and system pressures up to 7 atm; (2) the laminar flame speeds of mixtures of air with acetylene, ethylene, ethane, propylene, and propane, deduced from an outwardly propagating spherical flame in a constant-pressure chamber, for ext...
Technical Appendix Table 2. Enterovirus 71 strains selected for phylogenetic analysis Genogroup Origin Year Strain GenBank no. Diagnosis A USA 1970 BrCr U22521 Meningitis B1 Hungary 1978 Hungary-78 AB059815 NA B2 USA 1988 8149-AL-88 55E AF135907 NA B3 Malaysia 1997 0884-MAA-97 AY207645 NA B4 Australia 2000 9918-SYD-00 AY940106 NA B5 Sarawak 2003 SB12869-SAR-03 AY905545 NA C1 USA 1987 0915-MA-87...
This study reports the dry reforming of methane (DRM) using non-thermal plasma in a swirl-induced point-plane electrode discharge reactor to produce syngas. geometry facilitates better mixing reactant gases region, thus increasing residence time and conversion reactants. The effect varying flow rates compositions CO2/CH4 (v%/v%) on was studied. A high-voltage AC power input 50 W 70 at frequency...
In this work, the ignition delay time characteristics of C2 – C3 binary blends gaseous hydrocarbons including ethylene/propane and ethane/propane are studied over a wide range temperatures (750 2000 K), pressures (1 135 bar), equivalence ratios (φ = 0.5 2.0) dilutions (75 90%). A matrix experimental conditions is generated using Taguchi (L9) approach to cover for validation chemical kinetic mod...
Background & Objective: Aromatic hydrocarbons are produced by incomplete combustion of fossil fuels and pollute the soil following the emission into the atmosphere by precipitation. Numerous studies suggest that microbial inoculation has contributed to biodegradation of aromatic hydrocarbons. However, other studies have not confirmed the efficacy of this procedure in biodegradation. Regarding t...
[1] We report measurements of light (C2–C4) nonmethane hydrocarbons (NMHCs) and C1–C4 alkyl nitrates made at Summit, Greenland, over a full annual cycle (June 1997– 1998). The remoteness of the Summit camp from industrial source regions resulted in trends of these trace gases that showed a clear seasonal variation with low variability. Variability (calculated as the percentage 1-sigma deviation...
The production of base chemicals such as olefins and aromatics from synthesis gas is great interest both an academic industrial point view. We prepared a bulk iron Fischer Tropsch catalyst promoted with potassium capable converting to combined it H-ZSM-5 zeolite convert the formed on acid sites. All experiments were performed in stacked bed mode avoid migration promoters zeolite, which can deac...
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