CIM14/Dynamics/Generators/GenEquiv.py

   1 # Copyright (C) 2010 Richard Lincoln
   2 #
   3 # This library is free software; you can redistribute it and/or
   4 # modify it under the terms of the GNU Lesser General Public
   5 # License as published by the Free Software Foundation; either
   6 # version 2.1 of the License, or (at your option) any later version.
   7 #
   8 # This library is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  11 # Lesser General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU Lesser General Public
  14 # License along with this library; if not, write to the Free Software
  15 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA, USA
  16
  17 from CIM14.Dynamics.RotatingMachine import RotatingMachine
  18
  19 class GenEquiv(RotatingMachine):
  20     """An equivalent representation of a synchronous generator as a constant internal voltage behind an impedance Ra plus Xp.
  21     """
  22
  23     def __init__(self, xp=0.0, synchronousMachine0=None, *args, **kw_args):
  24         """Initialises a new 'GenEquiv' instance.
  25
  26         @param xp: Equivalent reactance, also known as Xp.
  27         @param synchronousMachine0:
  28         """
  29         #: Equivalent reactance, also known as Xp.
  30         self.xp = xp
  31
  32         self._synchronousMachine0 = []
  33         self.synchronousMachine0 = [] if synchronousMachine0 is None else synchronousMachine0
  34
  35         super(GenEquiv, self).__init__(*args, **kw_args)
  36
  37     _attrs = ["xp"]
  38     _attr_types = {"xp": float}
  39     _defaults = {"xp": 0.0}
  40     _enums = {}
  41     _refs = ["synchronousMachine0"]
  42     _many_refs = ["synchronousMachine0"]
  43
  44     def getsynchronousMachine0(self):
  45
  46         return self._synchronousMachine0
  47
  48     def setsynchronousMachine0(self, value):
  49         for p in self._synchronousMachine0:
  50             filtered = [q for q in p.genEquiv0 if q != self]
  51             self._synchronousMachine0._genEquiv0 = filtered
  52         for r in value:
  53             if self not in r._genEquiv0:
  54                 r._genEquiv0.append(self)
  55         self._synchronousMachine0 = value
  56
  57     synchronousMachine0 = property(getsynchronousMachine0, setsynchronousMachine0)
  58
  59     def addsynchronousMachine0(self, *synchronousMachine0):
  60         for obj in synchronousMachine0:
  61             if self not in obj._genEquiv0:
  62                 obj._genEquiv0.append(self)
  63             self._synchronousMachine0.append(obj)
  64
  65     def removesynchronousMachine0(self, *synchronousMachine0):
  66         for obj in synchronousMachine0:
  67             if self in obj._genEquiv0:
  68                 obj._genEquiv0.remove(self)
  69             self._synchronousMachine0.remove(obj)
  70