Journal of Chemistry / 2020 / Article / Tab 1

Research Article

Effect of Acetone-n-Butanol-Ethanol (ABE) as an Oxygenate on Combustion, Performance, and Emission Characteristics of a Spark Ignition Engine

Table 1

Properties of test fuels [3336].

ParametersGasolineAcetoneButanolEthanol

Chemical formulaC4∼C12C3H6OC4H9OHC2H5OH
Lower heating value (MJ/kg)43.429.633.126.8
Density (kg/m3)715∼765790810790
Energy density (kJ/m3)32.2023.3826.8121.17
Octane number9087100
Oxygen content (wt.%)27.621.634.8
Boiling temperature (°C)25–21556.211878
Latent heat of vaporation (25°C) (kJ/kg)380∼500518716904
Self-ignition temperature (°C)∼300465343420
Stoichiometric AFR14.79.011.29.0
Saturation pressure at 38°C (kPa)62∼9053.42.2713.8
Laminar flame speed (cm/s)∼33A∼34B∼48C∼48C

Note: Ap = 1 atm, T = 325 K; Bp = 1 atm, T = 298 K; Cp = 1 atm, T = 343 K.

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