def get_I(self, name):
"""Current through component"""
result = Isuper()
for sub in self.sub.values():
I = sub.get_I(name)
result.add(I)
result = result.canonical()
return result
def __init__(self, I, phi=0):
self.args = (I, phi)
I = Expr(I)
phi = Expr(phi)
self.omega = symbol('omega', real=True)
self.i0 = I
self.phi = phi
self._Isc = Isuper(
Iphasor(self.i0 * exp(j * self.phi), ac=True, omega=self.omega))
def Voc(self):
"""Open-circuit voltage."""
if self._Voc is not None:
return self._Voc
if self._Isc is not None:
return self._Isc * self.Z
if self._Z is not None:
return Vsuper(0)
if self._Y is not None:
return Isuper(0)
raise ValueError('_Isc, _Voc, _Y, or _Z undefined for %s' % self)
def Idict(self):
"""Return dictionary of branch currents for each transform domain"""
try:
return self._Idict
except AttributeError:
pass
result = Branchdict()
for sub in self.sub.values():
for node, value in sub.Idict.items():
if node not in result:
result[node] = Isuper()
result[node].add(value)
self._Idict = result
return result
def __init__(self, ival):
self.args = (ival, )
Ival = tExpr(ival)
self._Isc = Isuper(Ival)
def __init__(self, I, nid=None):
I1 = In(I, nid=nid)
self._Isc = Isuper(I1)
self.args = (I, I1.nid)
def __init__(self, i):
self.args = (i, )
i = cExpr(i)
self._Isc = Isuper(Iconst(i, dc=True))
self.i0 = i
def __init__(self, i):
self.args = (i, )
i = cExpr(i)
self._Isc = Isuper(tExpr(i) * Heaviside(t), causal=True)
self.i0 = i
def __init__(self, Ival):
self.args = (Ival, )
self._Isc = Isuper(Ival)
def __init__(self, Ival):
self.args = (Ival, )
Ival = sExpr(Ival)
self._Isc = Isuper(Is(Ival))