def test_deprecated_07():
with pytest.warns(pvlibDeprecationWarning):
irradiance.extraradiation(300)
with pytest.warns(pvlibDeprecationWarning):
irradiance.grounddiffuse(40, 900)
with pytest.warns(pvlibDeprecationWarning):
irradiance.total_irrad(32, 180, 10, 180, 0, 0, 0, 1400, 1)
with pytest.warns(pvlibDeprecationWarning):
irradiance.globalinplane(0, 1000, 100, 10)
def test_deprecated_07():
with pytest.warns(pvlibDeprecationWarning):
irradiance.extraradiation(300)
with pytest.warns(pvlibDeprecationWarning):
irradiance.grounddiffuse(40, 900)
with pytest.warns(pvlibDeprecationWarning):
irradiance.total_irrad(32, 180, 10, 180, 0, 0, 0, 1400, 1)
with pytest.warns(pvlibDeprecationWarning):
irradiance.globalinplane(0, 1000, 100, 10)
def test_globalinplane():
AOI = irradiance.aoi(40, 180, ephem_data['apparent_zenith'],
ephem_data['apparent_azimuth'])
AM = atmosphere.relativeairmass(ephem_data['apparent_zenith'])
gr_sand = irradiance.grounddiffuse(40, ghi, surface_type='sand')
diff_perez = irradiance.perez(
40, 180, irrad_data['DHI'], irrad_data['DNI'], dni_et,
ephem_data['apparent_zenith'], ephem_data['apparent_azimuth'], AM)
irradiance.globalinplane(
AOI=AOI, DNI=irrad_data['DNI'], In_Plane_SkyDiffuse=diff_perez,
GR=gr_sand)
def test_globalinplane():
aoi = irradiance.aoi(40, 180, ephem_data['apparent_zenith'],
ephem_data['apparent_azimuth'])
airmass = atmosphere.relativeairmass(ephem_data['apparent_zenith'])
gr_sand = irradiance.grounddiffuse(40, ghi, surface_type='sand')
diff_perez = irradiance.perez(
40, 180, irrad_data['dhi'], irrad_data['dni'], dni_et,
ephem_data['apparent_zenith'], ephem_data['apparent_azimuth'], airmass)
irradiance.globalinplane(
aoi=aoi, dni=irrad_data['dni'], poa_sky_diffuse=diff_perez,
poa_ground_diffuse=gr_sand)
def test_globalinplane():
aoi = irradiance.aoi(40, 180, ephem_data['apparent_zenith'],
ephem_data['azimuth'])
airmass = atmosphere.relativeairmass(ephem_data['apparent_zenith'])
gr_sand = irradiance.grounddiffuse(40, ghi, surface_type='sand')
diff_perez = irradiance.perez(
40, 180, irrad_data['dhi'], irrad_data['dni'], dni_et,
ephem_data['apparent_zenith'], ephem_data['azimuth'], airmass)
irradiance.globalinplane(
aoi=aoi, dni=irrad_data['dni'], poa_sky_diffuse=diff_perez,
poa_ground_diffuse=gr_sand)
def test_globalinplane():
AOI = irradiance.aoi(40, 180, ephem_data['apparent_zenith'],
ephem_data['apparent_azimuth'])
AM = atmosphere.relativeairmass(ephem_data['apparent_zenith'])
gr_sand = irradiance.grounddiffuse(40, ghi, surface_type='sand')
diff_perez = irradiance.perez(40, 180, irrad_data['DHI'],
irrad_data['DNI'], dni_et,
ephem_data['apparent_zenith'],
ephem_data['apparent_azimuth'], AM)
irradiance.globalinplane(AOI=AOI,
DNI=irrad_data['DNI'],
In_Plane_SkyDiffuse=diff_perez,
GR=gr_sand)
def test_grounddiffuse_albedo_surface():
irradiance.grounddiffuse(40, ghi, surface_type='sand')
def test_grounddiffuse_albedo_invalid_surface():
irradiance.grounddiffuse(40, ghi, surface_type='invalid')
def test_grounddiffuse_albedo_0():
ground_irrad = irradiance.grounddiffuse(40, ghi, albedo=0)
assert 0 == ground_irrad.all()
def test_grounddiffuse_simple_series():
ground_irrad = irradiance.grounddiffuse(40, ghi)
assert ground_irrad.name == 'diffuse_ground'
def test_grounddiffuse_albedo_surface():
result = irradiance.grounddiffuse(40, ghi, surface_type='sand')
assert_allclose(result, [0, 3.731058, 48.778813, 12.035025], atol=1e-4)
def test_grounddiffuse_albedo_invalid_surface():
with pytest.raises(KeyError):
irradiance.grounddiffuse(40, ghi, surface_type='invalid')
def test_grounddiffuse_simple_series():
ground_irrad = irradiance.grounddiffuse(40, ghi)
assert ground_irrad.name == 'diffuse_ground'
def test_grounddiffuse_albedo_invalid_surface():
irradiance.grounddiffuse(40, ghi, surface_type='invalid')
def test_grounddiffuse_simple_float():
irradiance.grounddiffuse(40, 900)
def test_grounddiffuse_albedo_invalid_surface():
with pytest.raises(KeyError):
irradiance.grounddiffuse(40, ghi, surface_type='invalid')
def test_grounddiffuse_simple_float():
result = irradiance.grounddiffuse(40, 900)
assert_allclose(result, 26.32000014911496)
def test_grounddiffuse_albedo_surface():
result = irradiance.grounddiffuse(40, ghi, surface_type='sand')
assert_allclose(result, [0, 3.731058, 48.778813, 12.035025], atol=1e-4)
def test_grounddiffuse_simple_float():
result = irradiance.grounddiffuse(40, 900)
assert_allclose(result, 26.32000014911496)
def test_grounddiffuse_albedo_surface():
irradiance.grounddiffuse(40, ghi, surface_type='sand')
def test_grounddiffuse_albedo_0():
ground_irrad = irradiance.grounddiffuse(40, ghi, albedo=0)
assert 0 == ground_irrad.all()
def test_grounddiffuse_simple_float():
irradiance.grounddiffuse(40, 900)
def poa_gd(forecast_data, surf_tilt=33.865143, albedo=0.2):
poa_ground_diffuse = irradiance.grounddiffuse(surf_tilt,
forecast_data["ghi"],
albedo=albedo)
return (poa_ground_diffuse)
first = epw.weatherdata[0]
last = epw.weatherdata[-1]
times = pd.date_range(start=datetime.datetime(2015, first.month, first.day),
end=datetime.datetime(2015, last.month, last.day, 23, 59,
59),
freq='h')
# Compute the sun position at each hour of the year:
ephem_data = solarposition.get_solarposition(times,
latitude=latitude,
longitude=longitude,
method='nrel_numpy')
# Compute the diffuse irradiance on the panel, reflected from the ground:
S_d_reflect = irradiance.grounddiffuse(surface_tilt,
I_hor,
albedo=0.25,
surface_type=None)
# Compute the diffuse irradiance on the panel, from the sky:
S_d_sky = irradiance.klucher(surface_tilt, surface_azimuth, I_d_hor, I_hor,
ephem_data['zenith'], ephem_data['azimuth'])
# Compute the angles between the panel and the sun:
aoi = irradiance.aoi(surface_tilt, surface_azimuth, ephem_data['zenith'],
ephem_data['azimuth'])
# Compute the global irradiance on the panel:
S = irradiance.globalinplane(aoi, DNI, S_d_sky, S_d_reflect)
# Second case: with tracking (axis is supposed to be north-south):