cantera/test/python/testConvert.py
Ray Speth c0f2734719 Added tests for converting chemkin-format transport data with ck2cti.py
Includes tests that check to make sure the converter detects duplicate and
missing species.
2012-08-29 18:30:58 +00:00

203 lines
8.5 KiB
Python

import os
import unittest
import numpy as np
import itertools
import ck2cti
import utilities
import Cantera as ct
class chemkinConverterTest(utilities.CanteraTest):
def checkConversion(self, refFile, testFile):
ref = ct.IdealGasMix(refFile)
gas = ct.IdealGasMix(testFile)
self.assertEqual(ref.elementNames(), gas.elementNames())
self.assertEqual(ref.speciesNames(), gas.speciesNames())
self.assertTrue((ref.reactantStoichCoeffs() == gas.reactantStoichCoeffs()).all())
compositionA = [[ref.nAtoms(i,j) for j in range(ref.nElements())]
for i in range(ref.nSpecies())]
compositionB = [[gas.nAtoms(i,j) for j in range(gas.nElements())]
for i in range(gas.nSpecies())]
self.assertEqual(compositionA, compositionB)
return ref, gas
def checkThermo(self, ref, gas, temperatures):
for T in temperatures:
ref.set(T=T, P=ct.OneAtm)
gas.set(T=T, P=ct.OneAtm)
ref_cp = ref.cp_R()
gas_cp = gas.cp_R()
ref_h = ref.enthalpies_RT()
gas_h = gas.enthalpies_RT()
ref_s = ref.entropies_R()
gas_s = gas.entropies_R()
for i in range(gas.nSpecies()):
self.assertNear(ref_cp[i], gas_cp[i], 1e-7)
self.assertNear(ref_h[i], gas_h[i], 1e-7)
self.assertNear(ref_s[i], gas_s[i], 1e-7)
def checkKinetics(self, ref, gas, temperatures, pressures):
for T,P in itertools.product(temperatures, pressures):
ref.set(T=T, P=P)
gas.set(T=T, P=P)
ref_kf = ref.fwdRateConstants()
ref_kr = ref.revRateConstants()
gas_kf = gas.fwdRateConstants()
gas_kr = gas.revRateConstants()
for i in range(gas.nReactions()):
self.assertNear(ref_kf[i], gas_kf[i])
self.assertNear(ref_kr[i], gas_kr[i])
def test_gri30(self):
if os.path.exists('gri30_test.cti'):
os.remove('gri30_test.cti')
ck2cti.convertMech('../../data/inputs/gri30.inp',
transportFile='../../data/transport/gri30_tran.dat',
outName='gri30_test.cti', quiet=True)
ref, gas = self.checkConversion('gri30.xml', 'gri30_test.cti')
self.checkKinetics(ref, gas, [300, 1500], [5e3, 1e5, 2e6])
def test_soot(self):
if os.path.exists('soot_test.cti'):
os.remove('soot_test.cti')
ck2cti.convertMech('../data/soot.inp',
thermoFile='../data/soot-therm.dat',
outName='soot_test.cti', quiet=True)
ref, gas = self.checkConversion('../data/soot.xml', 'soot_test.cti')
self.checkThermo(ref, gas, [300, 1100])
self.checkKinetics(ref, gas, [300, 1100], [5e3, 1e5, 2e6])
def test_pdep(self):
if os.path.exists('pdep_test.cti'):
os.remove('pdep_test.cti')
ck2cti.convertMech('../data/pdep-test.inp',
outName='pdep_test.cti', quiet=True)
ref, gas = self.checkConversion('../data/pdep-test.xml', 'pdep_test.cti')
self.checkKinetics(ref, gas, [300, 800, 1450, 2800], [5e3, 1e5, 2e6])
def test_missingElement(self):
if os.path.exists('h2o2_missingElement.cti'):
os.remove('h2o2_missingElement.cti')
self.assertRaises(ck2cti.InputParseError,
lambda: ck2cti.convertMech('../data/h2o2_missingElement.inp',
quiet=True))
def test_missingThermo(self):
if os.path.exists('h2o2_missingThermo.cti'):
os.remove('h2o2_missingThermo.cti')
self.assertRaises(ck2cti.InputParseError,
lambda: ck2cti.convertMech('../data/h2o2_missingThermo.inp',
quiet=True))
def test_nasa9(self):
if os.path.exists('nasa9_test.cti'):
os.remove('nasa9_test.cti')
ck2cti.convertMech('../data/nasa9-test.inp',
thermoFile='../data/nasa9-test-therm.dat',
outName='nasa9_test.cti', quiet=True)
ref, gas = self.checkConversion('../data/nasa9-test.xml',
'nasa9_test.cti')
self.checkThermo(ref, gas, [300, 500, 1200, 5000])
def test_sri_falloff(self):
if os.path.exists('sri-falloff.cti'):
os.remove('sri-falloff.cti')
ck2cti.convertMech('../data/sri-falloff.inp',
thermoFile='../data/dummy-thermo.dat',
outName='sri-falloff.cti', quiet=True)
ref, gas = self.checkConversion('../data/sri-falloff.xml',
'sri-falloff.cti')
self.checkKinetics(ref, gas, [300, 800, 1450, 2800], [5e3, 1e5, 2e6])
def test_explicit_reverse_rate(self):
if os.path.exists('explicit-reverse-rate.cti'):
os.remove('explicit-reverse-rate.cti')
ck2cti.convertMech('../data/explicit-reverse-rate.inp',
thermoFile='../data/dummy-thermo.dat',
outName='explicit-reverse-rate.cti', quiet=True)
ref, gas = self.checkConversion('../data/explicit-reverse-rate.xml',
'explicit-reverse-rate.cti')
self.checkKinetics(ref, gas, [300, 800, 1450, 2800], [5e3, 1e5, 2e6])
# Reactions with explicit reverse rate constants are transformed into
# two irreversible reactions with reactants and products swapped.
Rr = gas.revRateConstants()
self.assertEqual(Rr[0], 0.0)
self.assertEqual(Rr[1], 0.0)
Rstoich = gas.reactantStoichCoeffs()
Pstoich = gas.productStoichCoeffs()
self.assertEqual(list(Rstoich[:,0]), list(Pstoich[:,1]))
self.assertEqual(list(Rstoich[:,1]), list(Pstoich[:,0]))
def test_explicit_forward_order(self):
if os.path.exists('explicit-forward-order.cti'):
os.remove('explicit-forward-order.cti')
ck2cti.convertMech('../data/explicit-forward-order.inp',
thermoFile='../data/dummy-thermo.dat',
outName='explicit-forward-order.cti', quiet=True)
ref, gas = self.checkConversion('../data/explicit-forward-order.xml',
'explicit-forward-order.cti')
self.checkKinetics(ref, gas, [300, 800, 1450, 2800], [5e3, 1e5, 2e6])
def test_transport_normal(self):
if os.path.exists('h2o2_transport_normal.cti'):
os.remove('h2o2_transport_normal.cti')
ck2cti.convertMech('../../data/inputs/h2o2.inp',
transportFile='../../data/transport/gri30_tran.dat',
outName='h2o2_transport_normal.cti', quiet=True)
gas = ct.IdealGasMix('h2o2_transport_normal.cti')
gas.set(X='H2:1.0, O2:1.0', T=300, P=101325)
self.assertAlmostEqual(gas.thermalConductivity(), 0.07663, 4)
def test_transport_missing_species(self):
if os.path.exists('h2o2_transport_missing_species.cti'):
os.remove('h2o2_transport_missing_species.cti')
def convert():
ck2cti.convertMech('../../data/inputs/h2o2.inp',
transportFile='../data/h2o2-missing-species-tran.dat',
outName='h2o2_transport_missing_species.cti',
quiet=True)
self.assertRaises(ck2cti.InputParseError, convert)
def test_transport_duplicate_species(self):
if os.path.exists('h2o2_transport_duplicate_species.cti'):
os.remove('h2o2_transport_duplicate_species.cti')
def convert():
ck2cti.convertMech('../../data/inputs/h2o2.inp',
transportFile='../data/h2o2-duplicate-species-tran.dat',
outName='h2o2_transport_duplicate_species.cti',
quiet=True)
self.assertRaises(ck2cti.InputParseError, convert)
def test_transport_bad_geometry(self):
if os.path.exists('h2o2_transport_bad_geometry.cti'):
os.remove('h2o2_transport_bad_geometry.cti')
def convert():
ck2cti.convertMech('../../data/inputs/h2o2.inp',
transportFile='../data/h2o2-bad-geometry-tran.dat',
outName='h2o2_transport_bad_geometry.cti',
quiet=True)
self.assertRaises(ck2cti.InputParseError, convert)