def test_get_alt_for_pressure(self):
"""tests ``get_alt_for_pressure``"""
alt_targets = [0., 10., 20., 30., 40., 50.]
for alt_target in alt_targets:
pressure1 = atm_pressure(alt_target * 1000.)
#alt1 = get_alt_for_pressure(pressure1, tol=5., SI=False, nmax=20)
alt1 = get_alt_for_pressure(pressure1, nmax=20)
#self.assertAlmostEqual(alt, alt_target)
assert np.allclose(
alt1, alt_target * 1000,
atol=1.), 'alt1=%s alt_target=%s' % (alt1, alt_target * 1000)
pressure2 = atm_pressure(alt_target,
alt_units='kft',
pressure_units='Pa')
tol = 0.005 # 5 feet
alt2 = get_alt_for_pressure(pressure2,
pressure_units='Pa',
alt_units='kft',
tol=tol)
assert np.allclose(
alt2, alt_target,
atol=1e-3), 'alt2=%s alt_target=%s' % (alt2, alt_target)
def test_pressure(self):
"""tests pressure at various altitudes"""
self.assertEqual(atm_pressure(alt=10 * 1000.), 1456.3074319943232)
self.assertEqual(atm_pressure(alt=60 * 1000.), 151.20878913237249)
self.assertEqual(atm_pressure(alt=120 * 1000.), 9.8627955961437763)
self.assertEqual(atm_pressure(alt=165 * 1000.), 1.7725806687593277)
self.assertEqual(atm_pressure(alt=230 * 1000.), 0.13023784776280109)
self.assertEqual(atm_pressure(alt=270 * 1000.), 0.017353278750799964)
self.assertEqual(atm_pressure(alt=350 * 1000.), 0.00028114006933161638)
self.assertEqual(
atm_pressure2(alt=0., alt_units='ft', pressure_units='psf'),
2116.2247459927403)
self.assertEqual(
atm_pressure2(alt=0., alt_units='m', pressure_units='psf'),
2116.2247459927403)
units = {
'alt_units': 'ft',
'pressure_units': 'psf',
}
self.assertEqual(atm_pressure2(alt=10 * 1000., **units),
1456.3074319943232)
self.assertEqual(atm_pressure2(alt=60 * 1000., **units),
151.20878913237249)
self.assertEqual(atm_pressure2(alt=120 * 1000., **units),
9.8627955961437763)
self.assertEqual(atm_pressure2(alt=165 * 1000., **units),
1.7725806687593277)
self.assertEqual(atm_pressure2(alt=230 * 1000., **units),
0.13023784776280109)
self.assertEqual(atm_pressure2(alt=270 * 1000., **units),
0.017353278750799964)
self.assertEqual(atm_pressure2(alt=350 * 1000., **units),
0.00028114006933161638)
units = {
'alt_units': 'kft',
'pressure_units': 'psf',
}
self.assertEqual(atm_pressure2(alt=10, **units), 1456.3074319943232)
self.assertEqual(atm_pressure2(alt=60, **units), 151.20878913237249)
self.assertEqual(atm_pressure2(alt=120, **units), 9.8627955961437763)
self.assertEqual(atm_pressure2(alt=165, **units), 1.7725806687593277)
self.assertEqual(atm_pressure2(alt=230, **units), 0.13023784776280109)
self.assertEqual(atm_pressure2(alt=270, **units), 0.017353278750799964)
self.assertEqual(atm_pressure2(alt=350, **units),
0.00028114006933161638)
def test_pressure(self):
self.assertEqual(atm_pressure(alt=10 * 1000.), 1456.3074319943232)
self.assertEqual(atm_pressure(alt=60 * 1000.), 151.20878913237249)
self.assertEqual(atm_pressure(alt=120 * 1000.), 9.8627955961437763)
self.assertEqual(atm_pressure(alt=165 * 1000.), 1.7725806687593277)
self.assertEqual(atm_pressure(alt=230 * 1000.), 0.13023784776280109)
self.assertEqual(atm_pressure(alt=270 * 1000.), 0.017353278750799964)
self.assertEqual(atm_pressure(alt=350 * 1000.), 0.00028114006933161638)
self.assertEqual(atm_pressure2(alt=10 * 1000., alt_units='ft'),
1456.3074319943232)
self.assertEqual(atm_pressure2(alt=60 * 1000., alt_units='ft'),
151.20878913237249)
self.assertEqual(atm_pressure2(alt=120 * 1000., alt_units='ft'),
9.8627955961437763)
self.assertEqual(atm_pressure2(alt=165 * 1000., alt_units='ft'),
1.7725806687593277)
self.assertEqual(atm_pressure2(alt=230 * 1000., alt_units='ft'),
0.13023784776280109)
self.assertEqual(atm_pressure2(alt=270 * 1000., alt_units='ft'),
0.017353278750799964)
self.assertEqual(atm_pressure2(alt=350 * 1000., alt_units='ft'),
0.00028114006933161638)
self.assertEqual(atm_pressure2(alt=10, alt_units='kft'),
1456.3074319943232)
self.assertEqual(atm_pressure2(alt=60, alt_units='kft'),
151.20878913237249)
self.assertEqual(atm_pressure2(alt=120, alt_units='kft'),
9.8627955961437763)
self.assertEqual(atm_pressure2(alt=165, alt_units='kft'),
1.7725806687593277)
self.assertEqual(atm_pressure2(alt=230, alt_units='kft'),
0.13023784776280109)
self.assertEqual(atm_pressure2(alt=270, alt_units='kft'),
0.017353278750799964)
self.assertEqual(atm_pressure2(alt=350, alt_units='kft'),
0.00028114006933161638)
def test_pressure(self):
self.assertEqual(atm_pressure(alt=10 *1000.), 1456.3074319943232)
self.assertEqual(atm_pressure(alt=60 *1000.), 151.20878913237249)
self.assertEqual(atm_pressure(alt=120*1000.), 9.8627955961437763)
self.assertEqual(atm_pressure(alt=165*1000.), 1.7725806687593277)
self.assertEqual(atm_pressure(alt=230*1000.), 0.13023784776280109)
self.assertEqual(atm_pressure(alt=270*1000.), 0.017353278750799964)
self.assertEqual(atm_pressure(alt=350*1000.), 0.00028114006933161638)
self.assertEqual(atm_pressure2(alt=10*1000., alt_units='ft'), 1456.3074319943232)
self.assertEqual(atm_pressure2(alt=60*1000., alt_units='ft'), 151.20878913237249)
self.assertEqual(atm_pressure2(alt=120*1000., alt_units='ft'), 9.8627955961437763)
self.assertEqual(atm_pressure2(alt=165*1000., alt_units='ft'), 1.7725806687593277)
self.assertEqual(atm_pressure2(alt=230*1000., alt_units='ft'), 0.13023784776280109)
self.assertEqual(atm_pressure2(alt=270*1000., alt_units='ft'), 0.017353278750799964)
self.assertEqual(atm_pressure2(alt=350*1000., alt_units='ft'), 0.00028114006933161638)
self.assertEqual(atm_pressure2(alt=10, alt_units='kft'), 1456.3074319943232)
self.assertEqual(atm_pressure2(alt=60, alt_units='kft'), 151.20878913237249)
self.assertEqual(atm_pressure2(alt=120, alt_units='kft'), 9.8627955961437763)
self.assertEqual(atm_pressure2(alt=165, alt_units='kft'), 1.7725806687593277)
self.assertEqual(atm_pressure2(alt=230, alt_units='kft'), 0.13023784776280109)
self.assertEqual(atm_pressure2(alt=270, alt_units='kft'), 0.017353278750799964)
self.assertEqual(atm_pressure2(alt=350, alt_units='kft'), 0.00028114006933161638)
def test_pressure(self):
"""tests pressure at various altitudes"""
self.assertEqual(
atm_pressure(alt=0., alt_units='ft', pressure_units='psf'),
2116.2247459927403)
self.assertEqual(
atm_pressure(alt=0., alt_units='m', pressure_units='psf'),
2116.2247459927403)
units = {
'alt_units': 'ft',
'pressure_units': 'psf',
}
self.assertEqual(atm_pressure(alt=10 * 1000., **units),
1456.3074319943232)
self.assertEqual(atm_pressure(alt=60 * 1000., **units),
151.20878913237249)
self.assertEqual(atm_pressure(alt=120 * 1000., **units),
9.8627955961437763)
self.assertEqual(atm_pressure(alt=165 * 1000., **units),
1.7725806687593277)
self.assertEqual(atm_pressure(alt=230 * 1000., **units),
0.13023784776280109)
self.assertEqual(atm_pressure(alt=270 * 1000., **units),
0.017353278750799964)
self.assertEqual(atm_pressure(alt=350 * 1000., **units),
0.00028114006933161638)
units = {
'alt_units': 'kft',
'pressure_units': 'psf',
}
self.assertEqual(atm_pressure(alt=10, **units), 1456.3074319943232)
self.assertEqual(atm_pressure(alt=60, **units), 151.20878913237249)
self.assertEqual(atm_pressure(alt=120, **units), 9.8627955961437763)
self.assertEqual(atm_pressure(alt=165, **units), 1.7725806687593277)
self.assertEqual(atm_pressure(alt=230, **units), 0.13023784776280109)
self.assertEqual(atm_pressure(alt=270, **units), 0.017353278750799964)
self.assertEqual(atm_pressure(alt=350, **units),
0.00028114006933161638)
self.assertEqual(
atm_pressure(alt=0., alt_units='m', pressure_units='Pa'),
101325.20482878872)
self.assertAlmostEqual(atm_pressure(alt=0.,
alt_units='m',
pressure_units='kPa'),
101.32520482878872,
delta=0.001)
self.assertAlmostEqual(atm_pressure(alt=0.,
alt_units='m',
pressure_units='MPa'),
0.10132520482878872,
delta=0.000001)
with self.assertRaises(RuntimeError):
atm_pressure(alt=0., alt_units='m', pressure_units='bar')