1 Introduction
2 The Investigated Burner and Experimental Methods
3 Numerical Methods
3.1 CMC modelling
3.2 Chemistry modelling
Reaction rate k, mol/(m
3s): |
\(k=\beta [C_{2}H_{5}OH][O_{2}]\exp (-T_{a}/T)\)
| ||
---|---|---|---|
Activation temperature T
a
, K: | |||
for ϕ<0.85 |
T
a
= T
a0[1.0+0.0432(0.85−ϕ)+0.517(0.85−ϕ)2] | ||
for 0.85≤ϕ≤1.1 |
T
a
= T
a0
| ||
for ϕ>1.1 |
T
a
= T
a0[1.0−0.215(ϕ−1.1)+1.35(ϕ−1.1)2] | ||
Heat of reaction Q
c
, J/mol: | |||
for ϕ≤1.0 |
Q
c
= Q
0
| ||
for 1.0<ϕ≤(α+1.0)/α
|
Q
c
= Q
0[1.0−α(ϕ−1.0)] | ||
otherwise |
Q
c
=0 | ||
Other quantities and parameters: |
α
| 0.325 | |
β, m
3/(mol s) | 5.5×107
| ||
Q
0, J/mol | 1277.38×103
| ||
T
a0, K | 12000 |