The Computational Singular Perturbation/Perfectly Stirred Reactor Approach in Reduced Chemistry of Premixed Ethanol Combustion

Figures & data

Table 1. Major species as function of obtained by integration expressed by Eq. (20).

	O2 CO2 CH4 S-CH2 CH C2H4OOH C2H4O N-C3H7 C3H6OOH
	CO2 CH3O C2H4OOH C2H4O CH3CO CH3CH2O I-C3H7 N-C3H7 C3H6OOH
	CO2 T-CH2 S-CH2 CH C2H4OOH C2H4O HCCO C2H C3H6OOH

Figure 1. General form of the Chemkin laminar flame solution.

Figure 2. Local pointers for (a) , (b) , and (c) for , .

Figure 3. Global pointers for a lean, rich, and stoichiometric ethanol/air oxidation, for .

Table 2. Major species as function of , for .

	N AR HE O OH H HO CO CO CH CHO CHOH
	N AR HE O OH H HO CO CO CH CHO CHOH
	N AR HE O H HO CO CO CH CH CH CHO

Table 3. Major species as function of , for .

	N AR HE O H HO CO CO CHO CHOH
	N AR HE O H HO CO CO CHO CHOH
	N AR HE H HO CO CO CH CH CHO

Table 4. Major species for (), (), ( and )

N
AR
HE
O
HO
CO
CO
H
CHO

Figure 4. Temperature and source term profiles stored in the database obtained with CSP algorithm.

Figure 5. Normalized characteristic time vs. residence time of stoichiometric flame, evaluated with PSR.

Figure 6. Normalized characteristic time vs. residence time of stoichiometric flame, evaluated with PSR.

Figure 7. Source term of all vector databases and temperature profile obtained by .

Figure 8. Profiles of temperature, , and intermediate species.

Figure 9. Temperature [K] contours.

Figure 10. CO mole fractions [–].

Figure 11. Source term [kg m⁻³s⁻¹] contours.

Figure A1. Output of CSP/PSR calculation for the definition of the vector.