def __init__(self, srcPres, resPres):
SimNode.__init__(self, "simpleGasModel", NodeType.MODEL)
# create all the nodes...
#
pipeResist = 0.1
gasSrc = GasSource("gasSrc", srcPres) # bar air source.
self.addChildNode(gasSrc)
valveRin = Pipe(
"valveRin",
1, # pressure
pipeResist, # resistance
True)
# valve initially open.
self.addChildNode(valveRin)
reservoir = Reservoir(
"reservoir",
resPres, # pressure
2) # 2 liter volume
self.addChildNode(reservoir)
self._gasSrc = gasSrc
self._valveRin = valveRin
self._reservoir = reservoir
# gasSrc <-> valveRin <-> resovior
# then connect them up..
gasSrc.connect(valveRin)
valveRin.connect(reservoir)
def __init__(self):
SimNode.__init__(self, "simpleGasModel", NodeType.MODEL)
# create all the nodes...
#
pipeResist = 0.1
self._srcO2 = GasSource("srcO2", 3, 1.0) # 3 bar, 100% O2
self.addChildNode(self._srcO2)
self._srcAir = GasSource("srcAir", 3) # 1 bar air sink
self.addChildNode(self._srcAir)
self._gasSink = GasSource("gasSink", 1) # 1 bar air sink
self._valveO2In = Pipe(
"valveO2In",
1, # pressure
pipeResist, # resistance
False)
# open valve
self.addChildNode(self._valveO2In)
self._reservoir = Reservoir(
"reservoir",
1, # pressure
2) # 2 liter volume
self.addChildNode(self._reservoir)
self._valveAirIn = Pipe(
"valveAirIn",
1, # pressure
pipeResist, # resistance
False)
# closed valve.
self.addChildNode(self._valveAirIn)
self._valveGasOut = Pipe("valveGasOut", 1, pipeResist, False)
self.addChildNode(self._valveGasOut)
#
# pressures are in absolute pressure
# temperature is 21c
# first flow into at step 1 should be 3/.1 = 20
# wha??
# srcO2 -- valveO2In -- resovire -- valveAirIn -- srcAir
# _gasOut
self._srcO2.connect(self._valveO2In)
self._valveO2In.connect(self._reservoir)
self._srcAir.connect(self._valveAirIn)
self._valveAirIn.connect(self._reservoir)
self._reservoir.connect(self._valveGasOut)
self._valveGasOut.connect(self._gasSink)
def __init__(self):
SimNode.__init__(self, "simpleGasModel", NodeType.MODEL)
# create all the nodes...
#
pipeResist = 0.1
gasSrc = GasSource("gasSrc", 3) # bar air source.
self.addChildNode(gasSrc)
valveRin = Pipe(
"valveRin",
1, # pressure
pipeResist, # resistance
True)
# open valve
self.addChildNode(valveRin)
lungs = Lungs(
"lungs",
1, # pressure
2) # 2 liter volume
self.addChildNode(lungs)
valveRout = Pipe(
"valveRout",
1, # pressure
pipeResist, # resistance
False)
# closed valve.
self.addChildNode(valveRout)
gasSink = GasSource("gasSink", 1) # 1 bar air sink
self.addChildNode(gasSink)
self._gasSrc = gasSrc
self._valveRin = valveRin
self._lungs = lungs
self._valveRout = valveRout
self._gasSink = gasSink
#
# gasSrc <-> valveRin <-> resovior <-> valveRout <-> gasSink
# 3bar .1R 1 liter .1R 1bar
# pressures are in absolute pressure
# temperature is 21c
# first flow into at step 1 should be 3/.1 = 20
# wha??
# then connect them up..
gasSrc.connect(valveRin)
valveRin.connect(lungs)
lungs.connect(valveRout)
valveRout.connect(gasSink)
def __init__(self, srcPres, resPres):
SimNode.__init__(self, "simpleGasModel", NodeType.MODEL)
# create all the nodes...
#
pipeResist = 0.1
gasSrc = GasSource("gasSrc", srcPres) # bar air source.
self.addChildNode(gasSrc)
valveRin = Pipe(
"valveRin",
1, # pressure
pipeResist, # resistance
True)
# valve initially open.
self.addChildNode(valveRin)
lungs = Lungs(
"lungs",
resPres, # pressure
2, # 2 liter volume
2) # compliance of .5
self.addChildNode(lungs)
valveRout = Pipe("valveRout", 1, pipeResist, False)
self.addChildNode(valveRout)
gasSink = GasSource("gasSink", 1)
self.addChildNode(gasSink)
self._gasSrc = gasSrc
self._valveRin = valveRin
self._lungs = lungs
# gasSrc <-> valveRin <-> resovior
# then connect them up..
gasSrc.connect(valveRin)
valveRin.connect(lungs)
lungs.connect(valveRout)
valveRout.connect(gasSink)