def test_standalone_json():
"""Test baseline windbos calc with standalone json file"""
fpath = TESTDATADIR + '/SAM/i_singleowner_windbos.json'
with open(fpath, 'r') as f:
inputs = json.load(f)
wb1 = WindBos(inputs)
fpath = TESTDATADIR + '/SAM/i_windbos.json'
with open(fpath, 'r') as f:
inputs = json.load(f)
wb2 = WindBos(inputs)
for k, v in wb1.output.items():
assert v == wb2.output[k]
def _windbos(inputs):
"""Run SAM Wind Balance of System cost model if requested.
Parameters
----------
inputs : dict
Dictionary of SAM key-value pair inputs.
"total_installed_cost": "windbos" will trigger the windbos method.
Returns
-------
inputs : dict
Dictionary of SAM key-value pair inputs with the total installed
cost replaced with WindBOS values if requested.
output : dict
Dictionary of windbos cost breakdowns.
"""
outputs = {}
if inputs is not None:
if 'total_installed_cost' in inputs:
if isinstance(inputs['total_installed_cost'], str):
if inputs['total_installed_cost'].lower() == 'windbos':
wb = WindBos(inputs)
inputs['total_installed_cost'] = \
wb.total_installed_cost
outputs = wb.output
return inputs, outputs
def test_rev_windbos():
"""Test baseline windbos calc with single owner defaults"""
fpath = TESTDATADIR + '/SAM/i_singleowner_windbos.json'
with open(fpath, 'r') as f:
inputs = json.load(f)
wb = WindBos(inputs)
assert np.allclose(wb.turbine_cost, 52512000.00, atol=ATOL, rtol=RTOL)
assert np.allclose(wb.bos_cost, 36380236.00, atol=ATOL, rtol=RTOL)
assert np.allclose(wb.total_installed_cost, 88892240.00, atol=ATOL,
rtol=RTOL)
def test_rev_windbos_sales():
"""Test windbos calc with turbine transport costs"""
fpath = TESTDATADIR + '/SAM/i_singleowner_windbos.json'
with open(fpath, 'r') as f:
inputs = json.load(f)
inputs['sales_tax_basis'] = 5.0
wb = WindBos(inputs)
assert np.allclose(wb.turbine_cost, 52512000.00, atol=ATOL, rtol=RTOL)
assert np.allclose(wb.bos_cost, 36380236.00, atol=ATOL, rtol=RTOL)
assert np.allclose(wb.total_installed_cost, 89114464.00, atol=ATOL,
rtol=RTOL)
def test_rev_windbos_transport():
"""Test windbos calc with turbine transport costs"""
fpath = TESTDATADIR + '/SAM/i_singleowner_windbos.json'
with open(fpath, 'r') as f:
inputs = json.load(f)
inputs['turbine_transportation'] = 100.0
wb = WindBos(inputs)
assert np.allclose(wb.turbine_cost, 52512000.00, atol=ATOL, rtol=RTOL)
assert np.allclose(wb.bos_cost, 37720412.00, atol=ATOL, rtol=RTOL)
assert np.allclose(wb.total_installed_cost, 90232416.00, atol=ATOL,
rtol=RTOL)
def test_rev_windbos_perf_bond():
"""Test windbos calc with performance bonds"""
fpath = TESTDATADIR + '/SAM/i_singleowner_windbos.json'
with open(fpath, 'r') as f:
inputs = json.load(f)
inputs['performance_bond'] = 10.0
wb = WindBos(inputs)
assert np.allclose(wb.turbine_cost, 52512000.00, atol=ATOL, rtol=RTOL)
assert np.allclose(wb.bos_cost, 36686280.00, atol=ATOL, rtol=RTOL)
assert np.allclose(wb.total_installed_cost, 89198280.00, atol=ATOL,
rtol=RTOL)