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[Python] Quantity.equilibrate updates the Quantity's state

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This commit is contained in:
Ray Speth 2015-08-05 17:08:00 -04:00
parent d559af9d38
commit 032537710f
2 changed files with 17 additions and 0 deletions
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7
interfaces/cython/cantera/composite.py
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@ -123,6 +123,13 @@ class Quantity(object):
"""
return self.mass * self.phase.gibbs_mass
def equilibrate(self, *args, **kwargs):
"""
Set the state to equilibrium. See `ThermoPhase.equilibrate`.
"""
self.phase.equilibrate(*args, **kwargs)
self.state = self._phase.TDY
def __imul__(self, other):
self.mass *= other
return self

10
interfaces/cython/cantera/test/test_thermo.py
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@ -979,3 +979,13 @@ class TestQuantity(utilities.CanteraTest):
self.assertNear(q1.U + q2.U, q3.U)
self.assertNear(q1.V + q2.V, q3.V)
self.assertArrayNear(q1.X*q1.moles + q2.X*q2.moles, q3.X*q3.moles)
def test_equilibrate(self):
self.gas.TPX = 300, 101325, 'CH4:1.0, O2:0.2, N2:1.0'
q1 = ct.Quantity(self.gas)
self.gas.equilibrate('HP')
T2 = self.gas.T
self.assertNear(q1.T, 300)
q1.equilibrate('HP')
self.assertNear(q1.T, T2)