Ethanol fuel
Spectrophotometric determination of sulphate in ethanol fuel using dibromosulphonazo III.
... SPECTROPHOTOMETRIC DETERMINATION OF SULPHATE IN ETHANOL FUEL USING DIBROMOSULPHONAZO III. A sensitive spectrophotometric method was developed for sulphate determination in automotive ethanol ...
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Use of (Dypterix alata) baru almonds for Ni(ii) removal from ethanol fuel.
... USE OF (Dypterix alata) BARU ALMONDS FOR Ni(II) REMOVAL FROM ETHANOL FUEL. The present work describes the sorption potential of Dypterix alata (baru) for removal of Ni(II) in hydrous ethanol. ...
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Evaluation of water amount in hydrated ethanol fuel by gamma-ray attenuation technique
... hydrated ethanol used as automotive ...of ethanol, collected at fuel stations that sell this fuel, randomly selected and located in city of Sorocaba, SP, ...
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Determination of metal ions in fuel ethanol after preconcentration on 5-amino-1,3,4-thiadiazole-2-thiol modified silica gel
... Ni(II), Pb(II), Zn(II) and Fe(III)] ethanol solutions were percolated through the column with a flow rate of 2.0 mL min -1 . The column was washed with 50 mL of ethanol and then the metal was eluted with 5 ...
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Braz. J. Chem. Eng. vol.30 número2
... launching fuel cells systems for portable power generation (Hu et ...microreformer fuel cell combination has the advantage of avoiding the tedious charging cycles needed by conventional rechargeable ...
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J. Braz. Chem. Soc. vol.15 número4
... % ethanol). The contamination of the ethanol fuel with metal ions such as copper, iron, and sodium and inorganic anions such as chloride and sulfate can affect engine performance, since salts and ...
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Diversidade de grilos (Orthoptera: Grylloidea): Aspectos ecológicos e o metodológicos
... To illustrate the advantages of rapid sinking, cricket genera such as Eneoptera, abundant in the Pantanal litter (N. Szinwelski, pers.obs.) or Gryllus and Tafalisca, abundant in early regeneration Atlantic forest litter ...
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Braz. J. Chem. Eng. vol.32 número2
... Abstract - The components of fusel oil form azeotropes with water, resulting in challenges in obtaining hydrous ethanol fuel (HEF) and increasing investment and operating costs. The aim of this study was to ...
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J. Braz. Chem. Soc. vol.22 número3
... from ethanol fuel samples without the requirement of a pretreatment step, low consumption of sample and reagents and high limit of detection, as well as the UV-Vis spectrophotometric methods are seen as ...
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J. Braz. Chem. Soc. vol.23 número3
... This work aimed to develop plurimetallic electrocatalysts composed of Pt, Ru, Ni, and Sn supported on C by decomposition of polymeric precursors (DPP), at a constant metal:carbon ratio of 40:60 wt.%, for application in ...
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Desempenho elétrico e distribuição dos produtos da célula a combustível com etanol...
... Uma alternativa às DMFCs são as células a combustível que utilizam etanol direto (Direct Ethanol Fuel Cell – DEFC), em virtude das vantagens que o etanol apresenta em relação ao metanol. O etanol é um ...
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Manufacture and characterization of a micro fuel-cell
... the fuel cell ...Membrane Fuel Cell in ...Niedrach fuel cell” was simpler in design and operation than Grove’s cell, and was further improved when Niedrach was able to devise a way of depositing ...
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The use of ethanol in solid oxide fuel cells.
... Embora o cenário seja de otimismo quanto à viabilização de um dispositivo eficiente e de baixa emissão de poluentes na geração de energia, ainda há grandes desafios tecnológicos, princ[r] ...
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Development of a device to valuate the effect of ethanol on the vapor pressure and vaporization enthalpy of fuel gasolines.
... OF ETHANOL ON THE VAPOR PRESSURE AND VAPORIZATION ENTHALPY OF FUEL ...as fuel consumption is concerned, but also in order to reduce the emission of ...of ethanol in four base gasolines (G1, ...
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Fuel cell technology.
... SOFC (Solid Oxide Fuel Cell). Estas células apresentam al- gumas vantagens em relação a outros tipos de células com- bustíveis, como facilidade de gerenciamento do eletrólito (SOFC) e a não necessidade do uso de ...
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Vegetation Fuel Mapping
... vegetation fuel maps. Vegetation fuel (VF) mapping can be made using two methodological ap- proaches: first, by distinguishing pyrological vegetation categories as standard com- plexes; second, by ...
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Review of theModern developments in Suction processes of IC Engines
... a fuel injector sprays atomised fuel directly into the main combustion chamber of each cylinder, rather than the pre-combustion chamber prevalent in older diesels which used indirect ...of fuel that ...
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Insecticidal Activity of Cerrado Plant Extracts on Rhodnius milesi Carcavallo, Rocha, Galvão Jurberg (Hemiptera: Reduviidae), under Laboratory Conditions
... and ethanol; stem bark ethanol; fruit hexane and ethanol), Guarea kunthiana (root ethanol; stem hexane and ethanol), Guarea guidonia (root hexane and ethanol; stem hexane and ...
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Moringa oleifera inhibits growth of Candida spp. and Hortaea werneckii isolated from Macrobrachium amazonicum prawn farming with a wide margin of safety
... The Ethanol Pod Extract was effective against all strains of Candida ...The Ethanol Seed Extract and Ethanol Leaf Extract showed activity against more than 80% of the strains ...
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Emission estimates for an on-road flex-fuel vehicles operated by ethanol-gasoline blends in an urban region, Brazil
... different ethanol/gasoline blends (27%, 85%, and 100% ethanol ...anhydrous ethanol and A-type gasoline (pure gasoline). E100 is the hydrated ethanol, composed by 96% of ethanol and 4% of ...
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