def makeairplantloop(data, commdct):
"""make the edges for the airloop and the plantloop"""
anode = "epnode"
endnode = "EndNode"
# in plantloop get:
# demand inlet, outlet, branchlist
# supply inlet, outlet, branchlist
plantloops = loops.plantloopfields(data, commdct)
# splitters
# inlet
# outlet1
# outlet2
splitters = loops.splitterfields(data, commdct)
#
# mixer
# outlet
# inlet1
# inlet2
mixers = loops.mixerfields(data, commdct)
#
# supply barnchlist
# branch1 -> inlet, outlet
# branch2 -> inlet, outlet
# branch3 -> inlet, outlet
#
# CONNET INLET OUTLETS
edges = []
# get all branches
branchkey = "branch".upper()
branches = data.dt[branchkey]
branch_i_o = {}
for br in branches:
br_name = br[1]
in_out = loops.branch_inlet_outlet(data, commdct, br_name)
branch_i_o[br_name] = dict(list(zip(["inlet", "outlet"], in_out)))
# for br_name, in_out in branch_i_o.items():
# edges.append(((in_out["inlet"], anode), br_name))
# edges.append((br_name, (in_out["outlet"], anode)))
# instead of doing the branch
# do the content of the branch
edges = makebranchcomponents(data, commdct)
# connect splitter to nodes
for splitter in splitters:
# splitter_inlet = inletbranch.node
splittername = splitter[0]
inletbranchname = splitter[1]
splitter_inlet = branch_i_o[inletbranchname]["outlet"]
# edges = splitter_inlet -> splittername
edges.append(((splitter_inlet, anode), splittername))
# splitter_outlets = ouletbranches.nodes
outletbranchnames = [br for br in splitter[2:]]
splitter_outlets = [
branch_i_o[br]["inlet"] for br in outletbranchnames
]
# edges = [splittername -> outlet for outlet in splitter_outlets]
moreedges = [(splittername, (outlet, anode))
for outlet in splitter_outlets]
edges = edges + moreedges
for mixer in mixers:
# mixer_outlet = outletbranch.node
mixername = mixer[0]
outletbranchname = mixer[1]
mixer_outlet = branch_i_o[outletbranchname]["inlet"]
# edges = mixername -> mixer_outlet
edges.append((mixername, (mixer_outlet, anode)))
# mixer_inlets = inletbranches.nodes
inletbranchnames = [br for br in mixer[2:]]
mixer_inlets = [branch_i_o[br]["outlet"] for br in inletbranchnames]
# edges = [mixername -> inlet for inlet in mixer_inlets]
moreedges = [((inlet, anode), mixername) for inlet in mixer_inlets]
edges = edges + moreedges
# connect demand and supply side
# for plantloop in plantloops:
# supplyinlet = plantloop[1]
# supplyoutlet = plantloop[2]
# demandinlet = plantloop[4]
# demandoutlet = plantloop[5]
# # edges = [supplyoutlet -> demandinlet, demandoutlet -> supplyinlet]
# moreedges = [((supplyoutlet, endnode), (demandinlet, endnode)),
# ((demandoutlet, endnode), (supplyinlet, endnode))]
# edges = edges + moreedges
#
# -----------air loop stuff----------------------
# from s_airloop2.py
# Get the demand and supply nodes from 'airloophvac'
# in airloophvac get:
# get branch, supplyinlet, supplyoutlet, demandinlet, demandoutlet
objkey = "airloophvac".upper()
fieldlists = [[
"Branch List Name", "Supply Side Inlet Node Name",
"Demand Side Outlet Node Name", "Demand Side Inlet Node Names",
"Supply Side Outlet Node Names"
]] * loops.objectcount(data, objkey)
airloophvacs = loops.extractfields(data, commdct, objkey, fieldlists)
# airloophvac = airloophvacs[0]
# in AirLoopHVAC:ZoneSplitter:
# get Name, inlet, all outlets
objkey = "AirLoopHVAC:ZoneSplitter".upper()
singlefields = ["Name", "Inlet Node Name"]
fld = "Outlet %s Node Name"
repeatfields = loops.repeatingfields(data, commdct, objkey, fld)
fieldlist = singlefields + repeatfields
fieldlists = [fieldlist] * loops.objectcount(data, objkey)
zonesplitters = loops.extractfields(data, commdct, objkey, fieldlists)
# in AirLoopHVAC:SupplyPlenum:
# get Name, Zone Name, Zone Node Name, inlet, all outlets
objkey = "AirLoopHVAC:SupplyPlenum".upper()
singlefields = ["Name", "Zone Name", "Zone Node Name", "Inlet Node Name"]
fld = "Outlet %s Node Name"
repeatfields = loops.repeatingfields(data, commdct, objkey, fld)
fieldlist = singlefields + repeatfields
fieldlists = [fieldlist] * loops.objectcount(data, objkey)
supplyplenums = loops.extractfields(data, commdct, objkey, fieldlists)
# in AirLoopHVAC:ZoneMixer:
# get Name, outlet, all inlets
objkey = "AirLoopHVAC:ZoneMixer".upper()
singlefields = ["Name", "Outlet Node Name"]
fld = "Inlet %s Node Name"
repeatfields = loops.repeatingfields(data, commdct, objkey, fld)
fieldlist = singlefields + repeatfields
fieldlists = [fieldlist] * loops.objectcount(data, objkey)
zonemixers = loops.extractfields(data, commdct, objkey, fieldlists)
# in AirLoopHVAC:ReturnPlenum:
# get Name, Zone Name, Zone Node Name, outlet, all inlets
objkey = "AirLoopHVAC:ReturnPlenum".upper()
singlefields = ["Name", "Zone Name", "Zone Node Name", "Outlet Node Name"]
fld = "Inlet %s Node Name"
repeatfields = loops.repeatingfields(data, commdct, objkey, fld)
fieldlist = singlefields + repeatfields
fieldlists = [fieldlist] * loops.objectcount(data, objkey)
returnplenums = loops.extractfields(data, commdct, objkey, fieldlists)
# connect room to each equip in equiplist
# in ZoneHVAC:EquipmentConnections:
# get Name, equiplist, zoneairnode, returnnode
objkey = "ZoneHVAC:EquipmentConnections".upper()
singlefields = [
"Zone Name", "Zone Conditioning Equipment List Name",
"Zone Air Node Name", "Zone Return Air Node Name"
]
repeatfields = []
fieldlist = singlefields + repeatfields
fieldlists = [fieldlist] * loops.objectcount(data, objkey)
equipconnections = loops.extractfields(data, commdct, objkey, fieldlists)
# in ZoneHVAC:EquipmentList:
# get Name, all equiptype, all equipnames
objkey = "ZoneHVAC:EquipmentList".upper()
singlefields = [
"Name",
]
fieldlist = singlefields
flds = ["Zone Equipment %s Object Type", "Zone Equipment %s Name"]
repeatfields = loops.repeatingfields(data, commdct, objkey, flds)
fieldlist = fieldlist + repeatfields
fieldlists = [fieldlist] * loops.objectcount(data, objkey)
equiplists = loops.extractfields(data, commdct, objkey, fieldlists)
equiplistdct = dict([(ep[0], ep[1:]) for ep in equiplists])
for key, equips in list(equiplistdct.items()):
enames = [equips[i] for i in range(1, len(equips), 2)]
equiplistdct[key] = enames
# adistuunit -> room
# adistuunit <- VAVreheat
# airinlet -> VAVreheat
# in ZoneHVAC:AirDistributionUnit:
# get Name, equiplist, zoneairnode, returnnode
objkey = "ZoneHVAC:AirDistributionUnit".upper()
singlefields = ["Name", "Air Terminal Object Type", "Air Terminal Name"]
repeatfields = []
fieldlist = singlefields + repeatfields
fieldlists = [fieldlist] * loops.objectcount(data, objkey)
adistuunits = loops.extractfields(data, commdct, objkey, fieldlists)
# code only for AirTerminal:SingleDuct:VAV:Reheat
# get airinletnodes for vavreheats
# in AirTerminal:SingleDuct:VAV:Reheat:
# get Name, airinletnode
adistuinlets = loops.makeadistu_inlets(data, commdct)
alladistu_comps = []
for key in list(adistuinlets.keys()):
objkey = key.upper()
singlefields = ["Name"] + adistuinlets[key]
repeatfields = []
fieldlist = singlefields + repeatfields
fieldlists = [fieldlist] * loops.objectcount(data, objkey)
adistu_components = loops.extractfields(data, commdct, objkey,
fieldlists)
alladistu_comps.append(adistu_components)
# in AirTerminal:SingleDuct:Uncontrolled:
# get Name, airinletnode
objkey = "AirTerminal:SingleDuct:Uncontrolled".upper()
singlefields = ["Name", "Zone Supply Air Node Name"]
repeatfields = []
fieldlist = singlefields + repeatfields
fieldlists = [fieldlist] * loops.objectcount(data, objkey)
uncontrolleds = loops.extractfields(data, commdct, objkey, fieldlists)
#---------
anode = "epnode"
endnode = "EndNode"
# edges = []
# connect demand and supply side
# for airloophvac in airloophvacs:
# supplyinlet = airloophvac[1]
# supplyoutlet = airloophvac[4]
# demandinlet = airloophvac[3]
# demandoutlet = airloophvac[2]
# # edges = [supplyoutlet -> demandinlet, demandoutlet -> supplyinlet]
# moreedges = [((supplyoutlet, endnode), (demandinlet, endnode)),
# ((demandoutlet, endnode), (supplyinlet, endnode))]
# edges = edges + moreedges
# connect zonesplitter to nodes
for zonesplitter in zonesplitters:
name = zonesplitter[0]
inlet = zonesplitter[1]
outlets = zonesplitter[2:]
edges.append(((inlet, anode), name))
for outlet in outlets:
edges.append((name, (outlet, anode)))
# connect supplyplenum to nodes
for supplyplenum in supplyplenums:
name = supplyplenum[0]
inlet = supplyplenum[3]
outlets = supplyplenum[4:]
edges.append(((inlet, anode), name))
for outlet in outlets:
edges.append((name, (outlet, anode)))
# connect zonemixer to nodes
for zonemixer in zonemixers:
name = zonemixer[0]
outlet = zonemixer[1]
inlets = zonemixer[2:]
edges.append((name, (outlet, anode)))
for inlet in inlets:
edges.append(((inlet, anode), name))
# connect returnplenums to nodes
for returnplenum in returnplenums:
name = returnplenum[0]
outlet = returnplenum[3]
inlets = returnplenum[4:]
edges.append((name, (outlet, anode)))
for inlet in inlets:
edges.append(((inlet, anode), name))
# connect room to return node
for equipconnection in equipconnections:
zonename = equipconnection[0]
returnnode = equipconnection[-1]
edges.append((zonename, (returnnode, anode)))
# connect equips to room
for equipconnection in equipconnections:
zonename = equipconnection[0]
zequiplistname = equipconnection[1]
for zequip in equiplistdct[zequiplistname]:
edges.append((zequip, zonename))
# adistuunit <- adistu_component
for adistuunit in adistuunits:
unitname = adistuunit[0]
compname = adistuunit[2]
edges.append((compname, unitname))
# airinlet -> adistu_component
for adistu_comps in alladistu_comps:
for adistu_comp in adistu_comps:
name = adistu_comp[0]
for airnode in adistu_comp[1:]:
edges.append(((airnode, anode), name))
# supplyairnode -> uncontrolled
for uncontrolled in uncontrolleds:
name = uncontrolled[0]
airnode = uncontrolled[1]
edges.append(((airnode, anode), name))
# edges = edges + moreedges
return edges
def makeairplantloop(data, commdct):
"""make the edges for the airloop and the plantloop"""
anode = "epnode"
endnode = "EndNode"
# in plantloop get:
# demand inlet, outlet, branchlist
# supply inlet, outlet, branchlist
plantloops = loops.plantloopfields(data, commdct)
# splitters
# inlet
# outlet1
# outlet2
splitters = loops.splitterfields(data, commdct)
#
# mixer
# outlet
# inlet1
# inlet2
mixers = loops.mixerfields(data, commdct)
#
# supply barnchlist
# branch1 -> inlet, outlet
# branch2 -> inlet, outlet
# branch3 -> inlet, outlet
#
# CONNET INLET OUTLETS
edges = []
# get all branches
branchkey = "branch".upper()
branches = data.dt[branchkey]
branch_i_o = {}
for br in branches:
br_name = br[1]
in_out = loops.branch_inlet_outlet(data, commdct, br_name)
branch_i_o[br_name] = dict(list(zip(["inlet", "outlet"], in_out)))
for br_name, in_out in list(branch_i_o.items()):
edges.append(((in_out["inlet"], anode), br_name))
edges.append((br_name, (in_out["outlet"], anode)))
# instead of doing the branch
# do the content of the branch
# edges = makebranchcomponents(data, commdct)
# connect splitter to nodes
for splitter in splitters:
# splitter_inlet = inletbranch.node
splittername = splitter[0]
inletbranchname = splitter[1]
splitter_inlet = branch_i_o[inletbranchname]["outlet"]
# edges = splitter_inlet -> splittername
edges.append(((splitter_inlet, anode), splittername))
# splitter_outlets = ouletbranches.nodes
outletbranchnames = [br for br in splitter[2:]]
splitter_outlets = [branch_i_o[br]["inlet"] for br in outletbranchnames]
# edges = [splittername -> outlet for outlet in splitter_outlets]
moreedges = [(splittername,
(outlet, anode)) for outlet in splitter_outlets]
edges = edges + moreedges
for mixer in mixers:
# mixer_outlet = outletbranch.node
mixername = mixer[0]
outletbranchname = mixer[1]
mixer_outlet = branch_i_o[outletbranchname]["inlet"]
# edges = mixername -> mixer_outlet
edges.append((mixername, (mixer_outlet, anode)))
# mixer_inlets = inletbranches.nodes
inletbranchnames = [br for br in mixer[2:]]
mixer_inlets = [branch_i_o[br]["outlet"] for br in inletbranchnames]
# edges = [mixername -> inlet for inlet in mixer_inlets]
moreedges = [((inlet, anode), mixername) for inlet in mixer_inlets]
edges = edges + moreedges
# connect demand and supply side
# for plantloop in plantloops:
# supplyinlet = plantloop[1]
# supplyoutlet = plantloop[2]
# demandinlet = plantloop[4]
# demandoutlet = plantloop[5]
# # edges = [supplyoutlet -> demandinlet, demandoutlet -> supplyinlet]
# moreedges = [((supplyoutlet, endnode), (demandinlet, endnode)),
# ((demandoutlet, endnode), (supplyinlet, endnode))]
# edges = edges + moreedges
#
# -----------air loop stuff----------------------
# from s_airloop2.py
# Get the demand and supply nodes from 'airloophvac'
# in airloophvac get:
# get branch, supplyinlet, supplyoutlet, demandinlet, demandoutlet
objkey = "airloophvac".upper()
fieldlists = [["Branch List Name",
"Supply Side Inlet Node Name",
"Demand Side Outlet Node Name",
"Demand Side Inlet Node Names",
"Supply Side Outlet Node Names"]] * loops.objectcount(data, objkey)
airloophvacs = loops.extractfields(data, commdct, objkey, fieldlists)
# airloophvac = airloophvacs[0]
# in AirLoopHVAC:ZoneSplitter:
# get Name, inlet, all outlets
objkey = "AirLoopHVAC:ZoneSplitter".upper()
singlefields = ["Name", "Inlet Node Name"]
fld = "Outlet %s Node Name"
repeatfields = loops.repeatingfields(data, commdct, objkey, fld)
fieldlist = singlefields + repeatfields
fieldlists = [fieldlist] * loops.objectcount(data, objkey)
zonesplitters = loops.extractfields(data, commdct, objkey, fieldlists)
# in AirLoopHVAC:SupplyPlenum:
# get Name, Zone Name, Zone Node Name, inlet, all outlets
objkey = "AirLoopHVAC:SupplyPlenum".upper()
singlefields = ["Name", "Zone Name", "Zone Node Name", "Inlet Node Name"]
fld = "Outlet %s Node Name"
repeatfields = loops.repeatingfields(data, commdct, objkey, fld)
fieldlist = singlefields + repeatfields
fieldlists = [fieldlist] * loops.objectcount(data, objkey)
supplyplenums = loops.extractfields(data, commdct, objkey, fieldlists)
# in AirLoopHVAC:ZoneMixer:
# get Name, outlet, all inlets
objkey = "AirLoopHVAC:ZoneMixer".upper()
singlefields = ["Name", "Outlet Node Name"]
fld = "Inlet %s Node Name"
repeatfields = loops.repeatingfields(data, commdct, objkey, fld)
fieldlist = singlefields + repeatfields
fieldlists = [fieldlist] * loops.objectcount(data, objkey)
zonemixers = loops.extractfields(data, commdct, objkey, fieldlists)
# in AirLoopHVAC:ReturnPlenum:
# get Name, Zone Name, Zone Node Name, outlet, all inlets
objkey = "AirLoopHVAC:ReturnPlenum".upper()
singlefields = ["Name", "Zone Name", "Zone Node Name", "Outlet Node Name"]
fld = "Inlet %s Node Name"
repeatfields = loops.repeatingfields(data, commdct, objkey, fld)
fieldlist = singlefields + repeatfields
fieldlists = [fieldlist] * loops.objectcount(data, objkey)
returnplenums = loops.extractfields(data, commdct, objkey, fieldlists)
# connect room to each equip in equiplist
# in ZoneHVAC:EquipmentConnections:
# get Name, equiplist, zoneairnode, returnnode
objkey = "ZoneHVAC:EquipmentConnections".upper()
singlefields = ["Zone Name", "Zone Conditioning Equipment List Name",
"Zone Air Node Name", "Zone Return Air Node Name"]
repeatfields = []
fieldlist = singlefields + repeatfields
fieldlists = [fieldlist] * loops.objectcount(data, objkey)
equipconnections = loops.extractfields(data, commdct, objkey, fieldlists)
# in ZoneHVAC:EquipmentList:
# get Name, all equiptype, all equipnames
objkey = "ZoneHVAC:EquipmentList".upper()
singlefields = ["Name", ]
fieldlist = singlefields
flds = ["Zone Equipment %s Object Type", "Zone Equipment %s Name"]
repeatfields = loops.repeatingfields(data, commdct, objkey, flds)
fieldlist = fieldlist + repeatfields
fieldlists = [fieldlist] * loops.objectcount(data, objkey)
equiplists = loops.extractfields(data, commdct, objkey, fieldlists)
equiplistdct = dict([(ep[0], ep[1:]) for ep in equiplists])
for key, equips in list(equiplistdct.items()):
enames = [equips[i] for i in range(1, len(equips), 2)]
equiplistdct[key] = enames
# adistuunit -> room
# adistuunit <- VAVreheat
# airinlet -> VAVreheat
# in ZoneHVAC:AirDistributionUnit:
# get Name, equiplist, zoneairnode, returnnode
objkey = "ZoneHVAC:AirDistributionUnit".upper()
singlefields = ["Name", "Air Terminal Object Type", "Air Terminal Name"]
repeatfields = []
fieldlist = singlefields + repeatfields
fieldlists = [fieldlist] * loops.objectcount(data, objkey)
adistuunits = loops.extractfields(data, commdct, objkey, fieldlists)
# code only for AirTerminal:SingleDuct:VAV:Reheat
# get airinletnodes for vavreheats
# in AirTerminal:SingleDuct:VAV:Reheat:
# get Name, airinletnode
adistuinlets = loops.makeadistu_inlets(data, commdct)
alladistu_comps = []
for key in list(adistuinlets.keys()):
objkey = key.upper()
singlefields = ["Name"] + adistuinlets[key]
repeatfields = []
fieldlist = singlefields + repeatfields
fieldlists = [fieldlist] * loops.objectcount(data, objkey)
adistu_components = loops.extractfields(data, commdct, objkey, fieldlists)
alladistu_comps.append(adistu_components)
# in AirTerminal:SingleDuct:Uncontrolled:
# get Name, airinletnode
objkey = "AirTerminal:SingleDuct:Uncontrolled".upper()
singlefields = ["Name", "Zone Supply Air Node Name"]
repeatfields = []
fieldlist = singlefields + repeatfields
fieldlists = [fieldlist] * loops.objectcount(data, objkey)
uncontrolleds = loops.extractfields(data, commdct, objkey, fieldlists)
#---------
anode = "epnode"
endnode = "EndNode"
# edges = []
# connect demand and supply side
# for airloophvac in airloophvacs:
# supplyinlet = airloophvac[1]
# supplyoutlet = airloophvac[4]
# demandinlet = airloophvac[3]
# demandoutlet = airloophvac[2]
# # edges = [supplyoutlet -> demandinlet, demandoutlet -> supplyinlet]
# moreedges = [((supplyoutlet, endnode), (demandinlet, endnode)),
# ((demandoutlet, endnode), (supplyinlet, endnode))]
# edges = edges + moreedges
# connect zonesplitter to nodes
for zonesplitter in zonesplitters:
name = zonesplitter[0]
inlet = zonesplitter[1]
outlets = zonesplitter[2:]
edges.append(((inlet, anode), name))
for outlet in outlets:
edges.append((name, (outlet, anode)))
# connect supplyplenum to nodes
for supplyplenum in supplyplenums:
name = supplyplenum[0]
inlet = supplyplenum[3]
outlets = supplyplenum[4:]
edges.append(((inlet, anode), name))
for outlet in outlets:
edges.append((name, (outlet, anode)))
# connect zonemixer to nodes
for zonemixer in zonemixers:
name = zonemixer[0]
outlet = zonemixer[1]
inlets = zonemixer[2:]
edges.append((name, (outlet, anode)))
for inlet in inlets:
edges.append(((inlet, anode), name))
# connect returnplenums to nodes
for returnplenum in returnplenums:
name = returnplenum[0]
outlet = returnplenum[3]
inlets = returnplenum[4:]
edges.append((name, (outlet, anode)))
for inlet in inlets:
edges.append(((inlet, anode), name))
# connect room to return node
for equipconnection in equipconnections:
zonename = equipconnection[0]
returnnode = equipconnection[-1]
edges.append((zonename, (returnnode, anode)))
# connect equips to room
for equipconnection in equipconnections:
zonename = equipconnection[0]
zequiplistname = equipconnection[1]
for zequip in equiplistdct[zequiplistname]:
edges.append((zequip, zonename))
# adistuunit <- adistu_component
for adistuunit in adistuunits:
unitname = adistuunit[0]
compname = adistuunit[2]
edges.append((compname, unitname))
# airinlet -> adistu_component
for adistu_comps in alladistu_comps:
for adistu_comp in adistu_comps:
name = adistu_comp[0]
for airnode in adistu_comp[1:]:
edges.append(((airnode, anode), name))
# supplyairnode -> uncontrolled
for uncontrolled in uncontrolleds:
name = uncontrolled[0]
airnode = uncontrolled[1]
edges.append(((airnode, anode), name))
# edges = edges + moreedges
return edges
def makeplantloop(data, commdct):
edges = []
anode = "epnode"
endnode = "EndNode"
# in plantloop get:
# demand inlet, outlet, branchlist
# supply inlet, outlet, branchlist
plantloops = loops.plantloopfields(data, commdct)
# splitters
# inlet
# outlet1
# outlet2
splitters = loops.splitterfields(data, commdct)
#
# mixer
# outlet
# inlet1
# inlet2
mixers = loops.mixerfields(data, commdct)
#
# supply barnchlist
# branch1 -> inlet, outlet
# branch2 -> inlet, outlet
# branch3 -> inlet, outlet
#
# CONNET INLET OUTLETS
edges = []
# get all branches
branchkey = "branch".upper()
branches = data.dt[branchkey]
branch_i_o = {}
for br in branches:
br_name = br[1]
in_out = loops.branch_inlet_outlet(data, commdct, br_name)
branch_i_o[br_name] = dict(list(zip(["inlet", "outlet"], in_out)))
# for br_name, in_out in branch_i_o.items():
# edges.append(((in_out["inlet"], anode), br_name))
# edges.append((br_name, (in_out["outlet"], anode)))
# instead of doing the branch
# do the content of the branch
edges = makebranchcomponents(data, commdct)
# connect splitter to nodes
for splitter in splitters:
# splitter_inlet = inletbranch.node
splittername = splitter[0]
inletbranchname = splitter[1]
splitter_inlet = branch_i_o[inletbranchname]["outlet"]
# edges = splitter_inlet -> splittername
edges.append(((splitter_inlet, anode), splittername))
# splitter_outlets = ouletbranches.nodes
outletbranchnames = [br for br in splitter[2:]]
splitter_outlets = [
branch_i_o[br]["inlet"] for br in outletbranchnames
]
# edges = [splittername -> outlet for outlet in splitter_outlets]
moreedges = [(splittername, (outlet, anode))
for outlet in splitter_outlets]
edges = edges + moreedges
for mixer in mixers:
# mixer_outlet = outletbranch.node
mixername = mixer[0]
outletbranchname = mixer[1]
mixer_outlet = branch_i_o[outletbranchname]["inlet"]
# edges = mixername -> mixer_outlet
edges.append((mixername, (mixer_outlet, anode)))
# mixer_inlets = inletbranches.nodes
inletbranchnames = [br for br in mixer[2:]]
mixer_inlets = [branch_i_o[br]["outlet"] for br in inletbranchnames]
# edges = [mixername -> inlet for inlet in mixer_inlets]
moreedges = [((inlet, anode), mixername) for inlet in mixer_inlets]
edges = edges + moreedges
# connect demand and supply side
# for plantloop in plantloops:
# supplyinlet = plantloop[1]
# supplyoutlet = plantloop[2]
# demandinlet = plantloop[4]
# demandoutlet = plantloop[5]
# # edges = [supplyoutlet -> demandinlet, demandoutlet -> supplyinlet]
# moreedges = [((supplyoutlet, endnode), (demandinlet, endnode)),
# ((demandoutlet, endnode), (supplyinlet, endnode))]
# edges = edges + moreedges
#
return edges