alternate fuel emulsified ethanol
TRANSCRIPT
USAGE OF EMULSIFIED USAGE OF EMULSIFIED ETHANOL AS A ALTERNATE ETHANOL AS A ALTERNATE
FUELFUEL
USAGE OF EMULSIFIED ETHANOL AS A ALTERNATE
FUEL
ABSTRACTABSTRACT
INTRODUCTIONINTRODUCTION
REASONS FOR OPTING ALTERNATE REASONS FOR OPTING ALTERNATE FUELSFUELS
USAGE OF EMULSIFIED USAGE OF EMULSIFIED ETHANOL AS A ALTERNATE ETHANOL AS A ALTERNATE
FUELFUELPROPERTIES OF ETHONALPROPERTIES OF ETHONAL Viscosity of ethanol is less.Viscosity of ethanol is less. Specific gravity of ethanol is 0.794.Specific gravity of ethanol is 0.794. Boiling temperature of ethanol is 78C.Boiling temperature of ethanol is 78C. Ethanol has a low cetane rating.Ethanol has a low cetane rating.
USAGE OF EMULSIFIED USAGE OF EMULSIFIED ETHANOL AS A ALTERNATE ETHANOL AS A ALTERNATE
FUELFUEL The The various techniquesvarious techniques by which the by which the
ethanol can be used as a fuel for ethanol can be used as a fuel for compression ignition engines are_compression ignition engines are_
Blend formation Blend formation FumigationFumigationDual injectionDual injection
EXPERIMENTAL SETUPEXPERIMENTAL SETUP
USAGE OF EMULSIFIED USAGE OF EMULSIFIED ETHANOL AS A ALTERNATE ETHANOL AS A ALTERNATE
FUELFUEL PREPARATION OF EMULSION:PREPARATION OF EMULSION:
Emulsion is prepared by Emulsion is prepared by shaking or stirring by the dispersed shaking or stirring by the dispersed phase on dispersed medium or phase on dispersed medium or subjecting them to vibration when the subjecting them to vibration when the emulsifiers are present. emulsifiers are present.
USAGE OF EMULSIFIED USAGE OF EMULSIFIED ETHANOL AS A ALTERNATE ETHANOL AS A ALTERNATE
FUELFUEL
USAGE OF EMULSIFIEDUSAGE OF EMULSIFIED ETHANOL AS A ALTERNATE ETHANOL AS A ALTERNATE
FUELFUEL
VARIATION OF TFC WITH POWER
0
0.5
1
1.5
2
POWER KW
TF
C K
g/h
r
BASE DIESEL
EMULSION 20%BY VOL
USAGE OF EMULSIFIED USAGE OF EMULSIFIED ETHANOL AS A ALTERNATE ETHANOL AS A ALTERNATE
FUELFUEL
VERIATION OF SMOKE WITH POWER
0
20
40
60
80
100
120
POWER KW
SM
OK
E%
BASE DIESEL
EMULSION20% BY VOL
USAGE OF EMULSIFIED USAGE OF EMULSIFIED ETHANOL AS A ALTERNATE ETHANOL AS A ALTERNATE
FUELFUEL
VARIATION OF NOx WITH POWER
0100200300400500600700800
POWER KW
NO
x P
PM
BASEDIESEL
EMULSION20% BY VOL
USAGE OF EMULSIFIED USAGE OF EMULSIFIED ETHANOL AS A ALTERNATE ETHANOL AS A ALTERNATE
FUELFUEL
VARIATION OF UNBURNED HC WITH POWER
0102030405060708090
100
POWER KW
HC
PP
M
BASE DIESEL
EMULSION20% BY VOL
USAGE OF EMULSIFIED USAGE OF EMULSIFIED ETHANOL AS A ALTERNATE ETHANOL AS A ALTERNATE
FUELFUEL
VARIATION OF CO WITH POWER
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
POWER KW
CO
%
BASEDIESEL
EMULSION20% BYVOL
USAGE OF EMULSIFIED USAGE OF EMULSIFIED ETHANOL AS A ALTERNATE ETHANOL AS A ALTERNATE
FUELFUEL Brake thermal efficiency increases with ethanol Brake thermal efficiency increases with ethanol
substitution at all loads.substitution at all loads. The emissions like The emissions like CO, CO2, SMOKE and NOXCO, CO2, SMOKE and NOX
from the engine running with ethanol are reduced from the engine running with ethanol are reduced when compared to diesel.when compared to diesel.
From the results, it is observed that the amount of From the results, it is observed that the amount of ethanol substituted can be increased up to 40% in ethanol substituted can be increased up to 40% in diesel.diesel.
The gas temperature is reduced for the ethanol The gas temperature is reduced for the ethanol emulsion engine at all loads.emulsion engine at all loads.
The main drawback of ethanol substitution is the The main drawback of ethanol substitution is the increase of Hydro Carbon emission.increase of Hydro Carbon emission.