def __init__(self, parent=None, edit_callback=None, tower: Tower = None):
"""
:param parent:
:param edit_callback:
:param tower:
"""
QtCore.QAbstractTableModel.__init__(self)
if tower is None:
self.tower = Tower()
else:
self.tower = tower
# other properties
self.edit_callback = edit_callback
def apply_template(self, obj: Tower, Sbase, logger=Logger()):
"""
Apply a line template to this object
Arguments:
**obj**: TransformerType or Tower object
**Sbase** (float): Nominal power in MVA
**logger** (list, []): Log list
"""
if type(obj) is Tower:
if self.branch_type == BranchType.Line:
Vn = self.bus_to.Vnom
Zbase = (Vn * Vn) / Sbase
Ybase = 1 / Zbase
z = obj.z_series() * self.length / Zbase
y = obj.y_shunt() * self.length / Ybase
self.R = np.round(z.real, 6)
self.X = np.round(z.imag, 6)
self.B = np.round(y.imag, 6)
# get the rating in MVA = kA * kV
self.rate = obj.rating * Vn * np.sqrt(3)
if self.template is not None:
if obj != self.template:
self.template = obj
else:
self.template = obj
else:
raise Exception(
'You are trying to apply an Overhead line type to a non-line line'
)
elif type(obj) is UndergroundLineType:
Vn = self.bus_to.Vnom
Zbase = (Vn * Vn) / Sbase
Ybase = 1 / Zbase
z = obj.z_series() * self.length / Zbase
y = obj.y_shunt() * self.length / Ybase
self.R = np.round(z.real, 6)
self.X = np.round(z.imag, 6)
self.B = np.round(y.imag, 6)
# get the rating in MVA = kA * kV
self.rate = obj.rating * Vn * np.sqrt(3)
if self.template is not None:
if obj != self.template:
self.template = obj
else:
self.template = obj
elif type(obj) is SequenceLineType:
Vn = self.bus_to.Vnom
Zbase = (Vn * Vn) / Sbase
Ybase = 1 / Zbase
self.R = np.round(obj.R * self.length / Zbase, 6)
self.X = np.round(obj.X * self.length / Zbase, 6)
self.B = np.round(obj.B * self.length / Ybase, 6)
# get the rating in MVA = kA * kV
self.rate = obj.rating * Vn * np.sqrt(3)
if self.template is not None:
if obj != self.template:
self.template = obj
else:
self.template = obj
else:
logger.add_error('Template not recognised', self.name)