def test_missing_bus_param_deriv(self):
"""
Test missing bus parameter in bus derivatives for cogeneration unit.
"""
self.instance.num_vars = 2
self.instance.inl = [connection(self.instance, 'out1',
basics.sink('sink'), 'in1')]
self.instance.inl[0].fluid = dc_flu(val={'water': 1})
self.instance.bus_deriv(self.bus.comps.loc[self.instance])
def construct_connections(c, *args):
r"""
Create TESPy connection from data in the .csv-file and its parameters.
Parameters
----------
c : pandas.core.series.Series
Connection information from .csv-file.
args[0] : pandas.core.frame.DataFrame
DataFrame containing all created components.
Returns
-------
conn : tespy.connections.connection.Connection
TESPy connection object.
"""
# create connection
conn = Connection(
args[0].instance[c.source], c.source_id,
args[0].instance[c.target], c.target_id, label=str(c.label)
)
# read basic properties
for key in ['design', 'offdesign', 'design_path', 'local_design',
'local_offdesign']:
if key in c:
if isinstance(c[key], float):
setattr(conn, key, None)
else:
setattr(conn, key, c[key])
# read fluid properties
for key in ['m', 'p', 'h', 'T', 'x', 'v', 'Td_bp']:
if key in c:
setattr(conn, key, dc_prop(
val=c[key], val0=c[key + '0'], val_set=c[key + '_set'],
unit=c[key + '_unit'], ref=None, ref_set=c[key + '_ref_set']))
if 'state' in c:
conn.state = dc_simple(val=c[key], is_set=c[key + '_set'])
# read fluid vector
val = {}
val0 = {}
val_set = {}
for key in args[1].fluids:
if key in c:
val[key] = c[key]
val0[key] = c[key + '0']
val_set[key] = c[key + '_set']
conn.fluid = dc_flu(
val=val, val0=val0, val_set=val_set, balance=c['balance'])
# write properties to connection and return connection object
return conn
def test_missing_Bus_param_deriv(self):
"""Test wrong/missing bus parameter in bus derivatives."""
# both values do not matter, but are required for the test
self.instance.num_nw_vars = 1
self.instance.num_vars = 1
self.instance.inl = [Connection(self.instance, 'out1',
Sink('sink'), 'in1')]
self.instance.inl[0].fluid = dc_flu(val={'water': 1})
with raises(ValueError):
self.instance.bus_deriv(self.bus)
def test_missing_bus_param_deriv(self):
"""
Test missing bus parameter in bus derivatives for combustion engine.
"""
# both values do not matter, but are required for the test
self.instance.num_nw_vars = 1
self.instance.num_vars = 1
self.instance.inl = [
connection(self.instance, 'out1', basics.sink('sink'), 'in1')
]
self.instance.inl[0].fluid = dc_flu(val={'water': 1})
self.instance.bus_deriv(self.bus.comps.loc[self.instance])
def attr():
r"""
Return available attributes of a connection.
Returns
-------
out : list
List of available attributes of a connection.
"""
return {'m': dc_prop(), 'p': dc_prop(), 'h': dc_prop(), 'T': dc_prop(),
'x': dc_prop(), 'v': dc_prop(),
'fluid': dc_flu(), 'Td_bp': dc_prop(), 'state': dc_simple()}
def construct_conns(c, *args):
r"""
Create TESPy connection from data in the .csv-file and its parameters.
Parameters
----------
c : pandas.core.series.Series
Connection information from .csv-file.
args[0] : pandas.core.frame.DataFrame
DataFrame containing all created components.
Returns
-------
conn : tespy.connections.connection
TESPy connection object.
"""
# create connection
conn = connection(args[0].instance[c.s], c.s_id, args[0].instance[c.t],
c.t_id)
kwargs = {}
# read basic properties
for key in [
'design', 'offdesign', 'design_path', 'local_design',
'local_offdesign'
]:
if key in c:
kwargs[key] = c[key]
# read fluid properties
for key in ['m', 'p', 'h', 'T', 'x', 'v', 'Td_bp']:
if key in c:
if key in c:
kwargs[key] = dc_prop(val=c[key],
val0=c[key + '0'],
val_set=c[key + '_set'],
unit=c[key + '_unit'],
unit_set=c[key + '_unit_set'],
ref=None,
ref_set=c[key + '_ref_set'])
key = 'state'
if key in c:
kwargs[key] = dc_simple(val=c[key], is_set=c[key + '_set'])
# read fluid vector
val = {}
val0 = {}
val_set = {}
for key in args[1].fluids:
if key in c:
val[key] = c[key]
val0[key] = c[key + '0']
val_set[key] = c[key + '_set']
kwargs['fluid'] = dc_flu(val=val,
val0=val0,
val_set=val_set,
balance=c['balance'])
# write properties to connection and return connection object
conn.set_attr(**kwargs)
return conn
