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[1D] Make diffusion flame profile generation work with lowercase 'o2'

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This commit is contained in:
Ray Speth 2016-01-29 18:19:13 -05:00
parent 4379a076ab
commit e07b7b22dc
1 changed files with 9 additions and 2 deletions
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11
interfaces/cython/cantera/onedim.py
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@ -494,7 +494,7 @@ class CounterflowDiffusionFlame(FlameBase):
super(CounterflowDiffusionFlame, self).__init__(
(self.fuel_inlet, self.flame, self.oxidizer_inlet), gas, grid)
def set_initial_guess(self, fuel, oxidizer='O2', stoich=None):
def set_initial_guess(self, fuel, oxidizer=None, stoich=None):
"""
Set the initial guess for the solution. The fuel species must be
specified:
@ -509,7 +509,14 @@ class CounterflowDiffusionFlame(FlameBase):
super(CounterflowDiffusionFlame, self).set_initial_guess()
if stoich is None:
if oxidizer == 'O2':
if oxidizer is None:
if 'O2' in self.gas.species_names:
oxidizer = 'O2'
elif 'o2' in self.gas.species_names:
oxidizer = 'o2'
else:
raise Exception("Can't identify default oxidizer species.")
if oxidizer.upper() == 'O2':
stoich = 0.0
if 'H' in self.gas.element_names:
stoich += 0.25 * self.gas.n_atoms(fuel, 'H')