def test_position_exception(self):
s, eff = 0, 0
lat, lng, h = 0, 0, 0
v = array([0, 0, -1])
d = datetime(2019, 1, 21, 12, 0)
sp = solar_panel(s, eff, id_name=None)
sp.set_orientation(v)
sp.set_datetime(d)
with self.assertRaises(ValueError):
sp.set_position(-91, lng, h) # latitude exceeds range
sp.power()
with self.assertRaises(ValueError):
sp.set_position(90.1, lng, h) # latitude exceeds range
sp.power()
with self.assertRaises(TypeError):
sp.set_position('1', lng, h) # wrong latitude type
sp.power()
with self.assertRaises(ValueError):
sp.set_position(lat, lng, -1) # altitude exceeds range
sp.power()
with self.assertRaises(TypeError):
sp.set_position(lat, lng, '21') # altitude wrong type
sp.power()
def test_zero_efficiency(self):
s, eff = 1, 0
lat, lng, h = 0, 0, 0
v = array([0, 0, -1])
d = datetime(2019, 1, 21, 12, 0)
sp = solar_panel(s, eff)
sp.set_position(lat, lng, h)
sp.set_orientation(v)
sp.set_datetime(d)
self.assertAlmostEqual(sp.power(), 0)
def test_null_surface(self):
s, eff = 0, 0.5
lat, lng, h = 0, 0, 0
v = array([0, 0, -1])
d = datetime(2019, 1, 21, 12, 0)
sp = solar_panel(s, eff)
sp.set_position(lat, lng, h)
sp.set_orientation(v)
sp.set_datetime(d)
self.assertAlmostEqual(sp.power(), 0)
def test_upside_down(self):
s, eff = 1, 0.3
lat, lng, h = 0, 0, 0
v = array([0, 0, 1]) # upside down
d = datetime(2019, 1, 21, 12, 0)
sp = solar_panel(s, eff)
sp.set_position(lat, lng, h)
sp.set_orientation(v)
sp.set_datetime(d)
self.assertAlmostEqual(sp.power(), 0)
def test_datetime_exception(self):
s, eff = 0, 0
lat, lng, h = 0, 0, 0
v = array([0, 0, -1])
sp = solar_panel(s, eff)
sp.set_position(lat, lng, h)
sp.set_orientation(v)
with self.assertRaises(TypeError):
sp.set_datetime('a') # wrong type
sp.power()
def test_orientation_exception(self):
s, eff = 0, 0
lat, lng, h = 0, 0, 0
d = datetime(2019, 1, 21, 12, 0)
sp = solar_panel(s, eff, 'panel1')
sp.set_position(lat, lng, h)
sp.set_datetime(d)
with self.assertRaises(ValueError):
sp.set_orientation(1) # wrong type
sp.power()
def test_pointing_opposite_direction(self):
# panel points west in the morning
s, eff = 1, 0.3
lat, lng, h = 0, 0, 0
v = array([0, -1, 0]) # west
d = datetime(2019, 8, 1, 10, 0)
sp = solar_panel(s, eff)
sp.set_position(lat, lng, h)
sp.set_orientation(v)
sp.set_datetime(d)
self.assertAlmostEqual(sp.power(), 0)
# panel points east in the afternoon
s, eff = 1, 0.3
lat, lng, h = 0, 0, 0
v = array([0, 1, 0]) # east
d = datetime(2019, 8, 1, 18, 0)
sp = solar_panel(s, eff)
sp.set_position(lat, lng, h)
sp.set_orientation(v)
sp.set_datetime(d)
self.assertAlmostEqual(sp.power(), 0)
def test_permanent_darkness(self):
# north hemisphere
s, eff = 1, 0.3
lat, lng, h = 80, 0, 0
v = array([0, 0, -1])
d = datetime(2019, 1, 15, 12, 0) # Jan 15
sp = solar_panel(s, eff)
sp.set_position(lat, lng, h)
sp.set_orientation(v)
sp.set_datetime(d)
self.assertAlmostEqual(sp.power(), 0)
# south hemisphere
s, eff = 1, 0.3
lat, lng, h = -85, 0, 0
v = array([0, 0, -1])
d = datetime(2019, 7, 1, 12, 0) # Jul 1
sp = solar_panel(s, eff)
sp.set_position(lat, lng, h)
sp.set_orientation(v)
sp.set_datetime(d)
self.assertAlmostEqual(sp.power(), 0)
def test_night(self):
s, eff = 1, 0.3
lat, lng, h = 0, 0, 0
v = array([0, 0, -1])
sp = solar_panel(s, eff)
sp.set_position(lat, lng, h)
sp.set_orientation(v)
d = datetime(2019, 1, 21, 22, 15)
sp.set_datetime(d)
self.assertAlmostEqual(sp.power(), 0)
d = datetime(2019, 7, 21, 0, 0)
sp.set_datetime(d)
self.assertAlmostEqual(sp.power(), 0)
d = datetime(2019, 11, 1, 3, 40)
sp.set_datetime(d)
self.assertAlmostEqual(sp.power(), 0)
d = datetime(2019, 4, 12, 5, 0)
sp.set_datetime(d)
self.assertAlmostEqual(sp.power(), 0)
locale.setlocale(locale.LC_ALL, '')
# initialize location
# Ahrensburg
lat = 53.67
lon = 10.24
# initialize figures
plt.rcParams['toolbar'] = 'None'
plt.style.use('dark_background')
plt.rcParams['axes.linewidth'] = 0.1
fig = plt.figure(" ", figsize=(19.88910891089109, 10.28095238095238))
fig.set_tight_layout(False)
# initialize solar panel
panel = solar_panel(1, 0.2, id_name='NYC_xmas') # surface, efficiency and name
panel.set_orientation(np.array([0, 0, -1])) # upwards
panel.set_position(lat, lon, 0) # NYC latitude, longitude, altitude
panel.set_datetime(dt.datetime(2019, 12, 25, 13, 15)) # Christmas Day!
panel.power()
y=0.48
#y=0.415
x=0.03564904697110492
dx=0.4181903129732449/244
startHour=-9
size=0.05
ax421a = plt.subplot2grid((4, 2), (0, 0), rowspan=2) # Weather data text
ax421b = fig.add_axes([0.25, 0.8, 0.2, 0.2], anchor='NE', zorder=-1) # weather symbol
ax421c = fig.add_axes([dx*(startHour+24), y, size, size], anchor='NE', zorder=1) # weather symbol
ax421d = fig.add_axes([dx*(startHour+48), y, size, size], anchor='NE', zorder=1) # weather symbol