CIM14/IEC61970/StateVariables/SvPowerFlow.py

   1 # Copyright (C) 2010-2011 Richard Lincoln
   2 #
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   4 # of this software and associated documentation files (the "Software"), to
   5 # deal in the Software without restriction, including without limitation the
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   8 # furnished to do so, subject to the following conditions:
   9 #
  10 # The above copyright notice and this permission notice shall be included in
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  12 #
  13 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  14 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  15 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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  19 # IN THE SOFTWARE.
  20
  21 from CIM14.IEC61970.StateVariables.StateVariable import StateVariable
  22
  23 class SvPowerFlow(StateVariable):
  24     """State variable for power flow.
  25     """
  26
  27     def __init__(self, q=0.0, p=0.0, Terminal=None, *args, **kw_args):
  28         """Initialises a new 'SvPowerFlow' instance.
  29
  30         @param q: The reactive power flow into the terminal.
  31         @param p: The active power flow into the terminal.
  32         @param Terminal: The terminal associated with the power flow state.
  33         """
  34         #: The reactive power flow into the terminal.
  35         self.q = q
  36
  37         #: The active power flow into the terminal.
  38         self.p = p
  39
  40         self._Terminal = None
  41         self.Terminal = Terminal
  42
  43         super(SvPowerFlow, self).__init__(*args, **kw_args)
  44
  45     _attrs = ["q", "p"]
  46     _attr_types = {"q": float, "p": float}
  47     _defaults = {"q": 0.0, "p": 0.0}
  48     _enums = {}
  49     _refs = ["Terminal"]
  50     _many_refs = []
  51
  52     def getTerminal(self):
  53         """The terminal associated with the power flow state.
  54         """
  55         return self._Terminal
  56
  57     def setTerminal(self, value):
  58         if self._Terminal is not None:
  59             self._Terminal._SvPowerFlow = None
  60
  61         self._Terminal = value
  62         if self._Terminal is not None:
  63             self._Terminal.SvPowerFlow = None
  64             self._Terminal._SvPowerFlow = self
  65
  66     Terminal = property(getTerminal, setTerminal)
  67