def parse_regulators(self, model):
regulators = self.filter_edges_by_class("regulator")
rg_types = self.nxGraph.graph["Regulator"]
for reg in regulators:
node1, node2 = reg
print(self.nxGraph[node1][node2]["kv"])
reg_data = self.nxGraph[node1][node2]
regulator_types = set(self.nxGraph[node1][node2]["equipment"])
regulator_types.discard("NONE")
if regulator_types:
reg_type = list(regulator_types)[0]
reg_type_data = rg_types[rg_types["Equipment Identifier"] ==
reg_type]
# print(reg_type_data)
Regu = Regulator(model)
Regu.name = reg_data["name"]
Regu.from_element = node1
Regu.to_element = node2
Regu.bandwidth = float(reg_type_data.iloc[-1]["Bandwidth"])
Regu.ltc = 1
XFMRname = self.CreateRegXfmr(model, node1, node2, reg_data,
reg_type_data)
Regu.connected_transformer = XFMRname
Regu.feeder_name = reg_data["feeder"]
Regu.substation_name = reg_data["substation"]
node_pos = Position(model)
node_pos.long = float(self.nxGraph.node[node2]["x"])
node_pos.lat = float(self.nxGraph.node[node2]["y"])
Regu.positions.append(node_pos)
return
def parse_regulators(self, model):
regulators = self.filter_edges_by_class('regulator')
rg_types = self.nxGraph.graph['Regulator']
for reg in regulators:
node1, node2 = reg
print(self.nxGraph[node1][node2]['kv'])
reg_data = self.nxGraph[node1][node2]
regulator_types = set(self.nxGraph[node1][node2]['equipment'])
regulator_types.discard('NONE')
if regulator_types:
reg_type = list(regulator_types)[0]
reg_type_data = rg_types[rg_types['Equipment Identifier'] ==
reg_type]
#print(reg_type_data)
Regu = Regulator(model)
Regu.name = reg_data['name']
Regu.from_element = node1
Regu.to_element = node2
Regu.bandwidth = float(reg_type_data.iloc[-1]['Bandwidth'])
Regu.ltc = 1
XFMRname = self.CreateRegXfmr(model, node1, node2, reg_data,
reg_type_data)
Regu.connected_transformer = XFMRname
Regu.feeder_name = reg_data['feeder']
Regu.substation_name = reg_data['substation']
node_pos = Position(model)
node_pos.long = float(self.nxGraph.node[node2]['x'])
node_pos.lat = float(self.nxGraph.node[node2]['y'])
Regu.positions.append(node_pos)
return
def CreateRegXfmr(self, model, node1, node2, reg_data, reg_type_data):
print(reg_type_data)
tr = PowerTransformer(model)
tr.name = "xfmr_" + reg_data["name"]
tr.substation_name = ("" if not isinstance(reg_data["substation"], str)
else reg_data["substation"])
tr.feeder_name = ("" if not isinstance(reg_data["feeder"], str) else
reg_data["feeder"])
tr.from_element = node1
tr.to_element = node2
tr.normhkva = (float(reg_data["kv"][0]) *
float(reg_type_data.iloc[-1]["Ampacity"]) * 3)
tr.loadloss = float(1)
tr.noload_loss = float(0.1) # TODO fix the noload losses here
tr.install_type = "PADMOUNT"
tr.reactances.append([10.0])
tr.phase_shift = 0
tr.is_center_tap = False
# Set transformer position
node_pos = Position(model)
node_pos.long = float(self.nxGraph.node[node2]["x"])
node_pos.lat = float(self.nxGraph.node[node2]["y"])
tr.positions.append(node_pos)
for i in range(2):
nPhases = len(reg_data["phases"])
wdg = Winding(model)
kV = float(self.nxGraph[node1][node2]["kv"][0]) * 1000
wdg.resistance = 0.5
wdg.nominal_voltage = kV if nPhases == 1 else 1.732 * kV
wdg.connection_type = self.nxGraph[node1][node2]["conn"][i]
wdg.rated_power = (float(reg_data["kv"][0]) *
float(reg_type_data.iloc[-1]["Ampacity"]) *
1000)
wdg.voltage_type = 0 if i == 0 else 2
phases = reg_data["phases"]
LDCr = reg_data["LDCr"]
LDCx = reg_data["LDCx"]
Vset = reg_data["Vpu"]
Vub = reg_data["fhhp"]
Vlb = reg_data["fhlp"]
for j, ZippedData in enumerate(
zip(phases, LDCr, LDCx, Vlb, Vub, Vset)):
phase, r, x, vu, vl, vs = ZippedData
nSteps = 33
vPerStep = (float(vu) - float(vl)) / nSteps
Tap = int((float(vs) - 1) / vPerStep)
print("Tap: ", Tap)
phswdg = PhaseWinding(model)
ix = self.phase_2_index[phase][0]
phswdg.phase = phase
phswdg.tap_position = float(Tap)
phswdg.compensator_r = float(r)
phswdg.compensator_x = float(x)
wdg.phase_windings.append(phswdg)
tr.windings.append(wdg)
return tr.name
def parse_nodes(self, model):
self.get_file_content()
for node_name in self.nxGraph.nodes():
node = Node(model)
node.name = node_name
if "x" in self.nxGraph.node[node_name]:
node_pos = Position(model)
node_pos.long = float(self.nxGraph.node[node_name]["x"])
node_pos.lat = float(self.nxGraph.node[node_name]["y"])
node.positions.append(node_pos)
def parse_nodes(self, model, **kwargs):
"""Node parser.
:param model: DiTTo model
:type model: DiTTo model
:returns: 1 for success, -1 for failure
:rtype: int
"""
# Assume one substation per feeder with a single junction
substation_map = {}
self.substations = set()
for element in self.geojson_content["features"]:
if 'properties' in element and 'DSId' in element['properties'] and 'id' in element['properties']:
if element['properties']['DSId'] in substation_map:
substation_map[element['properties']['DSId']].append(element['properties']['id'])
else:
substation_map[element['properties']['DSId']] = [element['properties']['id']]
for element in self.geojson_content["features"]:
if 'properties' in element and 'district_system_type' in element['properties'] and element['properties']['district_system_type'] == 'Electrical Substation':
if element['properties']['id'] in substation_map:
for i in substation_map[element['properties']['id']]:
self.substations.add(i)
if len(self.substations)>1:
print('Warning - multiple power sources have been added')
for element in self.geojson_content["features"]:
if 'properties' in element and 'type' in element['properties'] and element['properties']['type'] == 'ElectricalJunction':
node = Node(model)
node.name = element['properties']['id']
if node.name in self.substations:
node.nominal_voltage = 13200
node.is_substation_connection = True
node.setpoint = 1.0
node.name = 'source'
meta = Feeder_metadata(model)
meta.headnode = 'source'
meta.nominal_voltage = 13200
meta.name = 'urbanopt-feeder'
powersource = PowerSource(model)
powersource.is_sourcebus = True
powersource.name = 'ps_source'
powersource.nominal_voltage = 13200
powersource.connecting_element = 'source'
powersource.per_unit = 1.0
position = Position(model)
position.lat = float(element['geometry']['coordinates'][0])
position.long = float(element['geometry']['coordinates'][0])
node.positions = [position]
return 1
def create_device(self, model, node1, node2, Devices):
device = Line(model)
device.name = node2.replace("node_", "")
device.from_element = node1
device.to_element = node2
device.is_fuse = True
device.is_switch = False
device.is_banked = False
device.is_breaker = False
device.is_recloser = False
device.is_substation = False
device.is_sectionalizer = False
device.length = 1 #
device.feeder_name = (
"" if not isinstance(self.nxGraph[node1][node2]["feeder"], str)
else self.nxGraph[node1][node2]["feeder"])
device.substation_name = (
"" if not isinstance(self.nxGraph[node1][node2]["substation"], str)
else self.nxGraph[node1][node2]["substation"])
phases = self.nxGraph[node1][node2]["phases"]
phase_list = self.phase_2_index[phases]
for phase, phase_index in zip(phases, phase_list):
device_type = self.nxGraph[node1][node2]["equipment"][phase_index]
device_data = Devices[Devices["Equipment Identifier"] ==
device_type]
phase_device = Wire(model)
phase_device.nameclass = device_type.replace(" ", "_")
phase_device.phase = phase
phase_device.is_open = bool(
self.nxGraph[node1][node2]["isClosed"][phase_index])
# TODO: Fix enabled property for device
phase_device.is_switch = True
phase_device.is_fuse = False
phase_device.is_recloser = False
phase_device.is_breaker = False
phase_device.ampacity = float(
device_data["Current Rating"].iloc[0])
phase_device.fuse_limit = float(
device_data["Max Asymmetrical Fault"].iloc[0])
device.wires.append(phase_device)
for node_name in [node1, node2]:
if "x" in self.nxGraph.node[node_name]:
node_pos = Position(model)
node_pos.long = float(self.nxGraph.node[node_name]["x"])
node_pos.lat = float(self.nxGraph.node[node_name]["y"])
device.positions.append(node_pos)
def create_device(self, model, node1, node2, Devices):
device = Line(model)
device.name = node2.replace('node_', '')
device.from_element = node1
device.to_element = node2
device.is_fuse = True
device.is_switch = False
device.is_banked = False
device.is_breaker = False
device.is_recloser = False
device.is_substation = False
device.is_sectionalizer = False
device.length = 1 #
device.feeder_name = '' if not isinstance(self.nxGraph[node1][node2]['feeder'], str) else \
self.nxGraph[node1][node2]['feeder']
device.substation_name = '' if not isinstance(self.nxGraph[node1][node2]['substation'], str) else \
self.nxGraph[node1][node2]['substation']
phases = self.nxGraph[node1][node2]['phases']
phase_list = self.phase_2_index[phases]
for phase, phase_index in zip(phases, phase_list):
device_type = self.nxGraph[node1][node2]['equipment'][phase_index]
device_data = Devices[Devices['Equipment Identifier'] ==
device_type]
phase_device = Wire(model)
phase_device.nameclass = device_type.replace(' ', '_')
phase_device.phase = phase
phase_device.is_open = bool(
self.nxGraph[node1][node2]['isClosed'][phase_index])
# TODO: Fix enabled property for device
phase_device.is_switch = True
phase_device.is_fuse = False
phase_device.is_recloser = False
phase_device.is_breaker = False
phase_device.ampacity = float(
device_data['Current Rating'].iloc[0])
phase_device.fuse_limit = float(
device_data['Max Asymmetrical Fault'].iloc[0])
device.wires.append(phase_device)
for node_name in [node1, node2]:
if 'x' in self.nxGraph.node[node_name]:
node_pos = Position(model)
node_pos.long = float(self.nxGraph.node[node_name]['x'])
node_pos.lat = float(self.nxGraph.node[node_name]['y'])
device.positions.append(node_pos)
def parse_capacitors(self, model):
for node in self.nxGraph.nodes():
if "capacitors" in self.nxGraph.node[node] and len(
list(self.nxGraph.edges([node]))):
node1, node2 = list(self.nxGraph.edges([node]))[0]
for cap_name, cap_properties in self.nxGraph.node[node][
"loads"].items():
if cap_properties["state"] != "Disconnected":
capacitor = Capacitor(model)
capacitor.name = cap_properties["name"].replace(
"node", "cap")
capacitor.connection_type = cap_properties["conn"]
capacitor.connecting_element = node
capacitor.nominal_voltage = cap_properties["kvRated"]
capacitor.mode = cap_properties["reg mode"]
capacitor.high = cap_properties["Off Setting"]
capacitor.low = cap_properties["On Setting"]
# capacitor.delay = cap_properties['']
capacitor.pt_phase = cap_properties["control phase"]
capacitor.measuring_element = cap_properties[
"Ctrl Element"]
capacitor.feeder_name = ("" if not isinstance(
self.nxGraph[node1][node2]["feeder"],
str) else self.nxGraph[node1][node2]["feeder"])
capacitor.substation_name = ("" if not isinstance(
self.nxGraph[node1][node2]["substation"],
str) else self.nxGraph[node1][node2]["substation"])
phases = cap_properties["phases"]
phase_list = self.phase_2_index[phases]
for phase, phase_index in zip(phases, phase_list):
cap_phase = PhaseCapacitor(model)
cap_phase.phase = phase
cap_phase.var = float(["kvar"][phase_index])
cap_phase.switch = (0 if cap_properties["state"]
== "Off" else 1)
# cap_phase.sections = useZIP
# cap_phase.normalsections = P * 100
if "x" in self.nxGraph.node[node]:
node_pos = Position(model)
node_pos.long = float(self.nxGraph.node[node]["x"])
node_pos.lat = float(self.nxGraph.node[node]["y"])
capacitor.positions.append(node_pos)
def parse_capacitors(self, model):
for node in self.nxGraph.nodes():
if 'capacitors' in self.nxGraph.node[node] and len(
list(self.nxGraph.edges([node]))):
node1, node2 = list(self.nxGraph.edges([node]))[0]
for cap_name, cap_properties in self.nxGraph.node[node][
'loads'].items():
if cap_properties['state'] != 'Disconnected':
capacitor = Capacitor(model)
capacitor.name = cap_properties['name'].replace(
'node', 'cap')
capacitor.connection_type = cap_properties['conn']
capacitor.connecting_element = node
capacitor.nominal_voltage = cap_properties['kvRated']
capacitor.mode = cap_properties['reg mode']
capacitor.high = cap_properties['Off Setting']
capacitor.low = cap_properties['On Setting']
#capacitor.delay = cap_properties['']
capacitor.pt_phase = cap_properties['control phase']
capacitor.measuring_element = cap_properties[
'Ctrl Element']
capacitor.feeder_name = '' if not isinstance(self.nxGraph[node1][node2]['feeder'], str) else \
self.nxGraph[node1][node2]['feeder']
capacitor.substation_name = '' if not isinstance(self.nxGraph[node1][node2]['substation'], str) else \
self.nxGraph[node1][node2]['substation']
phases = cap_properties['phases']
phase_list = self.phase_2_index[phases]
for phase, phase_index in zip(phases, phase_list):
cap_phase = PhaseCapacitor(model)
cap_phase.phase = phase
cap_phase.var = float(['kvar'][phase_index])
cap_phase.switch = 0 if cap_properties[
'state'] == 'Off' else 1
#cap_phase.sections = useZIP
#cap_phase.normalsections = P * 100
if 'x' in self.nxGraph.node[node]:
node_pos = Position(model)
node_pos.long = float(self.nxGraph.node[node]['x'])
node_pos.lat = float(self.nxGraph.node[node]['y'])
capacitor.positions.append(node_pos)
def create_switch(self, model, node1, node2):
switch = Line(model)
switch.name = node2.replace("node_", "")
switch.from_element = node1
switch.to_element = node2
switch.is_fuse = False
switch.is_switch = True
switch.is_banked = False
switch.is_breaker = False
switch.is_recloser = False
switch.is_substation = False
switch.is_sectionalizer = False
switch.length = 1 #
switch.feeder_name = ("" if isinstance(
self.nxGraph[node1][node2]["feeder"], float) else
self.nxGraph[node1][node2]["feeder"])
switch.substation_name = ("" if isinstance(
self.nxGraph[node1][node2]["substation"], float) else
self.nxGraph[node1][node2]["substation"])
phases = self.nxGraph[node1][node2]["phases"]
phase_list = self.phase_2_index[phases]
for phase, phase_index in zip(phases, phase_list):
phase_sw = Wire(model)
phase_sw.phase = phase
phase_sw.is_open = (True if self.nxGraph[node1][node2]["state"]
== "O" else False)
# TODO: Fix enabled property for switch
phase_sw.is_switch = True
phase_sw.is_fuse = False
phase_sw.is_recloser = False
phase_sw.is_breaker = False
switch.wires.append(phase_sw)
for node_name in [node1, node2]:
if "x" in self.nxGraph.node[node_name]:
node_pos = Position(model)
node_pos.long = float(self.nxGraph.node[node_name]["x"])
node_pos.lat = float(self.nxGraph.node[node_name]["y"])
switch.positions.append(node_pos)
def create_switch(self, model, node1, node2):
switch = Line(model)
switch.name = node2.replace('node_', '')
switch.from_element = node1
switch.to_element = node2
switch.is_fuse = False
switch.is_switch = True
switch.is_banked = False
switch.is_breaker = False
switch.is_recloser = False
switch.is_substation = False
switch.is_sectionalizer = False
switch.length = 1 #
switch.feeder_name = '' if isinstance(self.nxGraph[node1][node2]['feeder'], float) else \
self.nxGraph[node1][node2]['feeder']
switch.substation_name = '' if isinstance(self.nxGraph[node1][node2]['substation'], float) else \
self.nxGraph[node1][node2]['substation']
phases = self.nxGraph[node1][node2]['phases']
phase_list = self.phase_2_index[phases]
for phase, phase_index in zip(phases, phase_list):
phase_sw = Wire(model)
phase_sw.phase = phase
phase_sw.is_open = True if self.nxGraph[node1][node2][
'state'] == 'O' else False
#TODO: Fix enabled property for switch
phase_sw.is_switch = True
phase_sw.is_fuse = False
phase_sw.is_recloser = False
phase_sw.is_breaker = False
switch.wires.append(phase_sw)
for node_name in [node1, node2]:
if 'x' in self.nxGraph.node[node_name]:
node_pos = Position(model)
node_pos.long = float(self.nxGraph.node[node_name]['x'])
node_pos.lat = float(self.nxGraph.node[node_name]['y'])
switch.positions.append(node_pos)
def apply(cls, stack, model, *args, **kwargs):
if 'filename' in kwargs:
filename = kwargs['filename']
#Open and read LineCoord.txt
with open(filename, 'r') as f:
lines = f.readlines()
#Parse the lines
for line in lines:
raw = line.split(';')
#Get the name of the line
line_name = raw[0].replace(' ', '').lower()
if line_name[-3:] == '_s0' or line_name[-3:] == '_s1' or line_name[
-3:] == '_s2':
continue
#Get the coordinates
coords = raw[1:]
coords = map(lambda x: eval(x.strip()), coords)
#For each coordinate, create a position object
for coord in coords:
#Create Position object
pos = Position(model)
#Set lat and long
pos.long, pos.lat = coord
#Add the coordinates to the model
if model[line_name].positions is None:
model[line_name].positions = [pos]
else:
model[line_name].positions.append(pos)
#Return the model
return model
def parse_transformers(self, model):
xfmrs = self.filter_edges_by_class("transformer")
xfmr_types = self.nxGraph.graph["Transformer"]
for xfmr in xfmrs:
node1, node2 = xfmr
# Get the transformer type
tr_types = set(self.nxGraph[node1][node2]["equipment"])
tr_types.discard("NONE")
if tr_types:
# tr data from library
tr_type = list(tr_types)[0]
winding_data = xfmr_types[xfmr_types["Equipment Identifier"] ==
tr_type]
# create transformer
phases = self.nxGraph[node1][node2]["phases"]
nPhases = len(phases)
nwdgs = 2 if np.isnan(
self.nxGraph[node1][node2]["hasTertiary"]) else 3
X_R_ratio = float(winding_data["X/R Ratio- Phase A"].iloc[0])
Zpercentage = float(
winding_data["Percent Impedance- Zps"].iloc[0])
r_percent = np.sqrt(Zpercentage**2 / (X_R_ratio**2 + 1))
x_percent = np.sqrt(Zpercentage**2 - r_percent**2)
tr = PowerTransformer(model)
tr.name = node2.replace("node_", "tr_")
tr.substation_name = ("" if not isinstance(
self.nxGraph[node1][node2]["substation"], str) else
self.nxGraph[node1][node2]["substation"])
tr.feeder_name = ("" if not isinstance(
self.nxGraph[node1][node2]["feeder"], str) else
self.nxGraph[node1][node2]["feeder"])
tr.from_element = node1
tr.to_element = node2
tr.normhkva = sum([
float(winding_data["Single Phase Base kVA- Zps"].iloc[0]),
float(winding_data["Single Phase Base kVA- Zpt"].iloc[0]),
float(winding_data["Single Phase Base kVA- Zst"].iloc[0]),
])
tr.noload_loss = float(
winding_data["No-Load Loss- Zps"].iloc[0]) / float(
winding_data["Single Phase Base kVA- Zps"].iloc[0])
tr.install_type = ("PADMOUNT" if bool(
winding_data["Is Pad Mounted Transformer"].iloc[0]) else
"POLEMOUNT")
tr.reactances.append(float(x_percent))
tr.phase_shift = 0
tr.is_center_tap = int(
self.nxGraph[node1][node2]["is center tapped"])
# Set transformer position
node_pos = Position(model)
node_pos.long = float(self.nxGraph.node[node2]["x"])
node_pos.lat = float(self.nxGraph.node[node2]["y"])
tr.positions.append(node_pos)
for i in range(nwdgs):
wdg = Winding(model)
wdg.resistance = r_percent / nwdgs
kV = float(self.nxGraph[node1][node2]["kv"][i]) * 1000
wdg.nominal_voltage = kV if nPhases == 1 else 1.732 * kV
wdg.connection_type = self.nxGraph[node1][node2]["conn"][i]
wdg.rated_power = (
float(winding_data["Single Phase Rated kVA- Zps"]) *
1000)
wdg.voltage_type = 0 if i == 0 else 2
for j, phase in enumerate(phases):
phswdg = PhaseWinding(model)
ix = self.phase_2_index[phase][0]
phswdg.phase = phase
phswdg.tap_position = 1.0 # self.nxGraph[node1][node2]['kv'][i]
phswdg.compensator_r = 0
phswdg.compensator_x = 0
wdg.phase_windings.append(phswdg)
tr.windings.append(wdg)
def parse_loads(self, model):
loadmixes = self.nxGraph.graph["Load Mix"]
for node in self.nxGraph.nodes():
if "loads" in self.nxGraph.node[node] and len(
list(self.nxGraph.edges([node]))):
node1, node2 = list(self.nxGraph.edges([node]))[0]
for load_name, load_properties in self.nxGraph.node[node][
"loads"].items():
if bool(load_properties["enabled"]):
loadmix = load_properties["load mix"]
if loadmix.upper().replace(" ", "") != "NONE":
lm = loadmixes[loadmixes["Equipment Identifier"] ==
loadmix]
Z = float(lm["Constant IMP"].iloc[0])
I = float(lm["Constant Current"].iloc[0])
P = float(lm["Constant kVA"].iloc[0])
useZIP = 1
conn = "Y" if lm["Connection Code"].iloc[
0] == "W" else "D"
else:
Z = 0
I = 0
P = 1
useZIP = 0
conn = "Y"
load = Load(model)
load.name = load_properties["name"].replace(
"node", "load")
# load.nominal_voltage = TODO: nominal voltage needs to be added
load.connection_type = conn
load.connecting_element = node
# TODO: Add loadshape attribute to the load object
load.feeder_name = ("" if not isinstance(
self.nxGraph[node1][node2]["feeder"],
str) else self.nxGraph[node1][node2]["feeder"])
load.substation_name = ("" if not isinstance(
self.nxGraph[node1][node2]["substation"],
str) else self.nxGraph[node1][node2]["substation"])
phases = load_properties["phases"]
phase_list = self.phase_2_index[phases]
for phase, phase_index in zip(phases, phase_list):
load_phase = PhaseLoad(model)
load_phase.phase = phase
load_phase.p = float(
load_properties["kw"][phase_index])
load_phase.q = float(
load_properties["kvar"][phase_index])
load_phase.use_zip = useZIP
load_phase.ppercentpower = P * 100
load_phase.qpercentpower = P * 100
load_phase.ppercentcurrent = I * 100
load_phase.qpercentcurrent = I * 100
load_phase.ppercentimpedance = Z * 100
load_phase.qpercentimpedance = Z * 100
load_phase.model = 1 if not useZIP else 8
load.phase_loads.append(load_phase)
if "x" in self.nxGraph.node[node]:
node_pos = Position(model)
node_pos.long = float(self.nxGraph.node[node]["x"])
node_pos.lat = float(self.nxGraph.node[node]["y"])
load.positions.append(node_pos)
def create_line(self, model, node1, node2, OHcables, UGcables):
line = Line(model)
line.name = node2.replace("node_", "")
line.from_element = node1
line.to_element = node2
line.is_breaker = False
line.is_recloser = False
line.is_banked = False
line.is_fuse = False
line.is_sectionalizer = False
line.is_switch = False
line.length = self.convert_to_meters(
float(self.nxGraph[node1][node2]["length"]), "ft")
# line.nominal_voltage = float(self.nxGraph[node1][node2]['kv']) #TODO: line nominal KV
line.line_type = self.nxGraph[node1][node2]["type"]
line.feeder_name = ("" if isinstance(
self.nxGraph[node1][node2]["feeder"], float) else
self.nxGraph[node1][node2]["feeder"])
line.substation_name = ("" if isinstance(
self.nxGraph[node1][node2]["substation"], float) else
self.nxGraph[node1][node2]["substation"])
for node_name in [node1, node2]:
if "x" in self.nxGraph.node[node_name]:
node_pos = Position(model)
node_pos.long = float(self.nxGraph.node[node_name]["x"])
node_pos.lat = float(self.nxGraph.node[node_name]["y"])
line.positions.append(node_pos)
phases = self.nxGraph[node1][node2]["phases"]
phase_list = self.phase_2_index[phases]
nNeutrals = int(self.nxGraph[node1][node2]["nNeutrals"])
nertral_list = np.add(range(nNeutrals), 3)
neutral_phases = "N" * nNeutrals
if nNeutrals:
phases += neutral_phases
phase_list.extend(nertral_list)
for phase, phase_index in zip(phases, phase_list):
conductor_name = self.nxGraph[node1][node2]["conductors"][
phase_index]
conductor_name = (
"default_ph_cond" if (phase_index < 3) and
(isinstance(conductor_name, float)) else "default_nt_cond" if
(phase_index > 2) and
(isinstance(conductor_name, float)) else conductor_name)
phase_wire = Wire(model)
phase_wire.nameclass = conductor_name.replace(" ", "_").replace(
".", "_")
phase_wire.phase = phase
phase_wire.is_switch = False
phase_wire.is_fuse = False
phase_wire.is_recloser = False
phase_wire.is_breaker = False
phase_wire.is_open = False
phase_wire.X = (-1 if phase is "A" else 1 if phase is "C" else 0
) # TODO: Fix conductor layout later
phase_wire.Y = 10 if phase is not "N" else 8
if self.nxGraph[node1][node2]["type"] == "overhead":
cond_data = OHcables[OHcables["Equipment Identifier"] ==
conductor_name]
if len(cond_data):
phase_wire.gmr = self.convert_to_meters(
float(cond_data["Geometric Mean Radius"].iloc[0]),
"ft")
phase_wire.diameter = self.convert_to_meters(
float(cond_data["Diameter"].iloc[0]), "in")
phase_wire.ampacity = float(
cond_data["Carrying Capacity"].iloc[0])
phase_wire.resistance = self.convert_from_meters(
float(cond_data["Resistance @ 50"].iloc[0]), "mi")
if self.nxGraph[node1][node2]["type"] == "underground":
cond_data = UGcables[UGcables["Equipment Identifier"] ==
conductor_name]
if len(cond_data):
phase_wire.gmr = self.convert_to_meters(
float(cond_data["Geometric Mean Radius In Feet"].
iloc[0]), "ft")
phase_wire.concentric_neutral_gmr = self.convert_to_meters(
float(cond_data["GMR (Neutral) In Feed"].iloc[0]),
"ft")
phase_wire.diameter = self.convert_to_meters(
float(cond_data["Diameter of Conductor In Feet"].
iloc[0]), "ft")
phase_wire.insulation_thickness = self.convert_to_meters(
float(cond_data["OD of Cable Insulation In Feet"].
iloc[0]), "ft")
phase_wire.concentric_neutral_diameter = self.convert_to_meters(
float(
cond_data["OD of Cable Including Neutral In Fee"].
iloc[0]),
"ft",
)
phase_wire.ampacity = float(
cond_data["Carrying Capacity In Amps"].iloc[0])
phase_wire.resistance = self.convert_from_meters(
float(
cond_data["Phase Conductor Resistance Ohms/Mile"].
iloc[0]),
"mi",
)
phase_wire.concentric_neutral_resistance = self.convert_from_meters(
float(cond_data["Concentric Neutral Resist Ohms/Mile"].
iloc[0]),
"ft",
)
#
if phase_wire.resistance == None:
phase_wire.resistance = 0
if phase_wire.gmr == None or phase_wire.gmr == 0:
phase_wire.gmr = 1.0
line.wires.append(phase_wire)
Dmatrix = np.zeros((len(line.wires), len(line.wires)))
Phases = []
GMRs = []
Rs = []
for i, wire1 in enumerate(line.wires):
Phases.append(wire1.phase)
GMRs.append(wire1.gmr)
Rs.append(wire1.resistance)
for j, wire2 in enumerate(line.wires):
distance = self.distance([wire1.X, wire1.Y],
[wire2.X, wire2.Y])
Dmatrix[i, j] = distance
if line.wires:
Z = self.get_primitive_impedance_matrix(Dmatrix, GMRs, Rs)
if nNeutrals:
Z = self.kron_reduction(Z)
line.impedance_matrix = Z.tolist()
def parse_lines(self, model):
line_types = [
'ohPrimaryLine', 'ugPrimaryLine', 'ohSecondaryLine',
'ugSecondaryLine'
]
# self.get_file_content()
for line_type in line_types:
lines = self.elements_by_class[line_type]
for line_name, line_data in lines.items():
node_from = self.fixStr(line_data['parentSectionID']['@name'])
node_to = self.fixStr(line_data['sectionID'])
line = Line(model)
line.name = self.fixStr(node_from)
line.from_element = node_from
line.to_element = node_to
line.is_breaker = False
line.is_recloser = False
line.is_banked = False
line.is_fuse = False
line.is_sectionalizer = False
line.is_switch = False
line.length = float(line_data['condLength'])
line.nominal_voltage = float(line_data['operVolt'])
line.line_type = 'overhead' if 'oh' in line_type else 'underground'
for xy in line_data['complexLine']['coord']:
node_pos = Position(model)
node_pos.long = float(xy['X'])
node_pos.lat = float(xy['Y'])
line.positions.append(node_pos)
if isinstance(line_data['conductorList'], dict):
if not isinstance(line_data['conductorList']['conductor'],
list):
conductors = [line_data['conductorList']['conductor']]
else:
conductors = line_data['conductorList']['conductor']
for conductor in conductors:
conductor_name = conductor['conductorType']
conductor_phase = conductor['phase']
phase_wire = Wire(model)
phase_wire.nameclass = conductor_name
phase_wire.phase = conductor_phase
phase_wire.is_switch = False
phase_wire.is_fuse = False
phase_wire.is_recloser = False
phase_wire.is_breaker = False
phase_wire.is_open = False
phase_wire.X = 0 if conductor_phase == 'A' else 2 if conductor_phase == 'B' else 4
phase_wire.Y = 0
if conductor_name in self.libraries['OHcables']:
conductor_data = self.libraries['OHcables'][
conductor_name]
phase_wire.nameclass = self.fixStr(
conductor['conductorType'])
phase_wire.gmr = conductor_data['GMR (feet)']
phase_wire.diameter = conductor_data[
'Diameter (inches)']
phase_wire.ampacity = conductor_data['Ampacity']
phase_wire.resistance = conductor_data[
'R @ 50 C (ohms/mile)'] # 'R @ 25 C (ohms/mile)'
elif conductor_name in self.libraries['UGcables']:
conductor_data = self.libraries['UGcables'][
conductor_name]
phase_wire.nameclass = self.fixStr(
conductor['conductorType'])
phase_wire.gmr = conductor_data['GMR Phase (feet)']
phase_wire.concentric_neutral_gmr = conductor_data[
'GMR Neutrl (feet)']
phase_wire.diameter = conductor_data[
'Cond Dia (feet)']
phase_wire.insulation_thickness = conductor_data[
'Insul Dia (feet)']
phase_wire.concentric_neutral_diameter = conductor_data[
'Neutrl Dia (feet)']
phase_wire.ampacity = conductor_data['Ampacity']
phase_wire.resistance = conductor_data[
'R Phase (ohms/1000ft)']
phase_wire.concentric_neutral_resistance = conductor_data[
'R Ntrl (ohms/1000ft)']
else:
logger.warning('')
if phase_wire.gmr:
line.wires.append(phase_wire)
Dmatrix = np.zeros((len(line.wires), len(line.wires)))
Phases = []
GMRs = []
Rs = []
for i, wire1 in enumerate(line.wires):
Phases.append(wire1.phase)
GMRs.append(wire1.gmr)
Rs.append(wire1.resistance)
for j, wire2 in enumerate(line.wires):
distance = self.distance([wire1.X, wire1.Y],
[wire2.X, wire2.Y])
Dmatrix[i, j] = distance
if line.wires:
Z = self.get_primitive_impedance_matrix(Dmatrix, GMRs, Rs)
if 'N' in Phases or 'n' in Phases:
Z = self.kron_reduction(Z)
line.impedance_matrix = Z.tolist()
def parse_transformers(self, model):
xfmrs = self.filter_edges_by_class('transformer')
xfmr_types = self.nxGraph.graph['Transformer']
for xfmr in xfmrs:
node1, node2 = xfmr
# Get the transformer type
tr_types = set(self.nxGraph[node1][node2]['equipment'])
tr_types.discard('NONE')
if tr_types:
# tr data from library
tr_type = list(tr_types)[0]
winding_data = xfmr_types[xfmr_types['Equipment Identifier'] ==
tr_type]
# create transformer
phases = self.nxGraph[node1][node2]['phases']
nPhases = len(phases)
nwdgs = 2 if np.isnan(
self.nxGraph[node1][node2]['hasTertiary']) else 3
X_R_ratio = float(winding_data['X/R Ratio- Phase A'].iloc[0])
Zpercentage = float(
winding_data['Percent Impedance- Zps'].iloc[0])
r_percent = np.sqrt(Zpercentage**2 / (X_R_ratio**2 + 1))
x_percent = np.sqrt(Zpercentage**2 - r_percent**2)
tr = PowerTransformer(model)
tr.name = node2.replace('node_', 'tr_')
tr.substation_name = '' if not isinstance(self.nxGraph[node1][node2]['substation'], str) else \
self.nxGraph[node1][node2]['substation']
tr.feeder_name = '' if not isinstance(self.nxGraph[node1][node2]['feeder'], str) else \
self.nxGraph[node1][node2]['feeder']
tr.from_element = node1
tr.to_element = node2
tr.normhkva = sum([
float(winding_data['Single Phase Base kVA- Zps'].iloc[0]),
float(winding_data['Single Phase Base kVA- Zpt'].iloc[0]),
float(winding_data['Single Phase Base kVA- Zst'].iloc[0])
])
tr.noload_loss = float(
winding_data['No-Load Loss- Zps'].iloc[0]) / float(
winding_data['Single Phase Base kVA- Zps'].iloc[0])
tr.install_type = 'PADMOUNT' if bool(
winding_data['Is Pad Mounted Transformer'].iloc[0]
) else 'POLEMOUNT'
tr.reactances.append(float(x_percent))
tr.phase_shift = 0
tr.is_center_tap = int(
self.nxGraph[node1][node2]['is center tapped'])
# Set transformer position
node_pos = Position(model)
node_pos.long = float(self.nxGraph.node[node2]['x'])
node_pos.lat = float(self.nxGraph.node[node2]['y'])
tr.positions.append(node_pos)
for i in range(nwdgs):
wdg = Winding(model)
wdg.resistance = r_percent / nwdgs
kV = float(self.nxGraph[node1][node2]['kv'][i]) * 1000
wdg.nominal_voltage = kV if nPhases == 1 else 1.732 * kV
wdg.connection_type = self.nxGraph[node1][node2]['conn'][i]
wdg.rated_power = float(
winding_data['Single Phase Rated kVA- Zps']) * 1000
wdg.voltage_type = 0 if i == 0 else 2
for j, phase in enumerate(phases):
phswdg = PhaseWinding(model)
ix = self.phase_2_index[phase][0]
phswdg.phase = phase
phswdg.tap_position = 1.0 #self.nxGraph[node1][node2]['kv'][i]
phswdg.compensator_r = 0
phswdg.compensator_x = 0
wdg.phase_windings.append(phswdg)
tr.windings.append(wdg)
def parse_loads(self, model):
loadmixes = self.nxGraph.graph['Load Mix']
for node in self.nxGraph.nodes():
if 'loads' in self.nxGraph.node[node] and len(
list(self.nxGraph.edges([node]))):
node1, node2 = list(self.nxGraph.edges([node]))[0]
for load_name, load_properties in self.nxGraph.node[node][
'loads'].items():
if bool(load_properties['enabled']):
loadmix = load_properties['load mix']
if loadmix.upper().replace(' ', '') != 'NONE':
lm = loadmixes[loadmixes['Equipment Identifier'] ==
loadmix]
Z = float(lm['Constant IMP'].iloc[0])
I = float(lm['Constant Current'].iloc[0])
P = float(lm['Constant kVA'].iloc[0])
useZIP = 1
conn = 'Y' if lm['Connection Code'].iloc[
0] == 'W' else 'D'
else:
Z = 0
I = 0
P = 1
useZIP = 0
conn = 'Y'
load = Load(model)
load.name = load_properties['name'].replace(
'node', 'load')
#load.nominal_voltage = TODO: nominal voltage needs to be added
load.connection_type = conn
load.connecting_element = node
#TODO: Add loadshape attribute to the load object
load.feeder_name = '' if not isinstance(self.nxGraph[node1][node2]['feeder'], str) else \
self.nxGraph[node1][node2]['feeder']
load.substation_name = '' if not isinstance(self.nxGraph[node1][node2]['substation'], str) else \
self.nxGraph[node1][node2]['substation']
phases = load_properties['phases']
phase_list = self.phase_2_index[phases]
for phase, phase_index in zip(phases, phase_list):
load_phase = PhaseLoad(model)
load_phase.phase = phase
load_phase.p = float(
load_properties['kw'][phase_index])
load_phase.q = float(
load_properties['kvar'][phase_index])
load_phase.use_zip = useZIP
load_phase.ppercentpower = P * 100
load_phase.qpercentpower = P * 100
load_phase.ppercentcurrent = I * 100
load_phase.qpercentcurrent = I * 100
load_phase.ppercentimpedance = Z * 100
load_phase.qpercentimpedance = Z * 100
load_phase.model = 1 if not useZIP else 8
load.phase_loads.append(load_phase)
if 'x' in self.nxGraph.node[node]:
node_pos = Position(model)
node_pos.long = float(self.nxGraph.node[node]['x'])
node_pos.lat = float(self.nxGraph.node[node]['y'])
load.positions.append(node_pos)
def create_line(self, model, node1, node2, OHcables, UGcables):
line = Line(model)
line.name = node2.replace('node_', '')
line.from_element = node1
line.to_element = node2
line.is_breaker = False
line.is_recloser = False
line.is_banked = False
line.is_fuse = False
line.is_sectionalizer = False
line.is_switch = False
line.length = self.convert_to_meters(
float(self.nxGraph[node1][node2]['length']), 'ft')
#line.nominal_voltage = float(self.nxGraph[node1][node2]['kv']) #TODO: line nominal KV
line.line_type = self.nxGraph[node1][node2]['type']
line.feeder_name = '' if isinstance(self.nxGraph[node1][node2]['feeder'], float) else \
self.nxGraph[node1][node2]['feeder']
line.substation_name = '' if isinstance(self.nxGraph[node1][node2]['substation'], float) else \
self.nxGraph[node1][node2]['substation']
for node_name in [node1, node2]:
if 'x' in self.nxGraph.node[node_name]:
node_pos = Position(model)
node_pos.long = float(self.nxGraph.node[node_name]['x'])
node_pos.lat = float(self.nxGraph.node[node_name]['y'])
line.positions.append(node_pos)
phases = self.nxGraph[node1][node2]['phases']
phase_list = self.phase_2_index[phases]
nNeutrals = int(self.nxGraph[node1][node2]['nNeutrals'])
nertral_list = np.add(range(nNeutrals), 3)
neutral_phases = 'N' * nNeutrals
if nNeutrals:
phases += neutral_phases
phase_list.extend(nertral_list)
for phase, phase_index in zip(phases, phase_list):
conductor_name = self.nxGraph[node1][node2]['conductors'][
phase_index]
conductor_name = 'default_ph_cond' if (phase_index < 3) and (isinstance(conductor_name, float)) else \
'default_nt_cond' if (phase_index > 2) and (isinstance(conductor_name, float)) else \
conductor_name
phase_wire = Wire(model)
phase_wire.nameclass = conductor_name.replace(' ', '_').replace(
'.', '_')
phase_wire.phase = phase
phase_wire.is_switch = False
phase_wire.is_fuse = False
phase_wire.is_recloser = False
phase_wire.is_breaker = False
phase_wire.is_open = False
phase_wire.X = -1 if phase is 'A' else 1 if phase is 'C' else 0 #TODO: Fix conductor layout later
phase_wire.Y = 10 if phase is not 'N' else 8
if self.nxGraph[node1][node2]['type'] == 'overhead':
cond_data = OHcables[OHcables['Equipment Identifier'] ==
conductor_name]
if len(cond_data):
phase_wire.gmr = self.convert_to_meters(
float(cond_data['Geometric Mean Radius'].iloc[0]),
'ft')
phase_wire.diameter = self.convert_to_meters(
float(cond_data['Diameter'].iloc[0]), 'in')
phase_wire.ampacity = float(
cond_data['Carrying Capacity'].iloc[0])
phase_wire.resistance = self.convert_from_meters(
float(cond_data['Resistance @ 50'].iloc[0]), 'mi')
if self.nxGraph[node1][node2]['type'] == 'underground':
cond_data = UGcables[UGcables['Equipment Identifier'] ==
conductor_name]
if len(cond_data):
phase_wire.gmr = self.convert_to_meters(
float(cond_data['Geometric Mean Radius In Feet'].
iloc[0]), 'ft')
phase_wire.concentric_neutral_gmr = self.convert_to_meters(
float(cond_data['GMR (Neutral) In Feed'].iloc[0]),
'ft')
phase_wire.diameter = self.convert_to_meters(
float(cond_data['Diameter of Conductor In Feet'].
iloc[0]), 'ft')
phase_wire.insulation_thickness = self.convert_to_meters(
float(cond_data['OD of Cable Insulation In Feet'].
iloc[0]), 'ft')
phase_wire.concentric_neutral_diameter = self.convert_to_meters(
float(
cond_data['OD of Cable Including Neutral In Fee'].
iloc[0]), 'ft')
phase_wire.ampacity = float(
cond_data['Carrying Capacity In Amps'].iloc[0])
phase_wire.resistance = self.convert_from_meters(
float(
cond_data['Phase Conductor Resistance Ohms/Mile'].
iloc[0]), 'mi')
phase_wire.concentric_neutral_resistance = self.convert_from_meters(
float(cond_data['Concentric Neutral Resist Ohms/Mile'].
iloc[0]), 'ft')
#
if phase_wire.resistance == None:
phase_wire.resistance = 0
if phase_wire.gmr == None or phase_wire.gmr == 0:
phase_wire.gmr = 1.0
line.wires.append(phase_wire)
Dmatrix = np.zeros((len(line.wires), len(line.wires)))
Phases = []
GMRs = []
Rs = []
for i, wire1 in enumerate(line.wires):
Phases.append(wire1.phase)
GMRs.append(wire1.gmr)
Rs.append(wire1.resistance)
for j, wire2 in enumerate(line.wires):
distance = self.distance([wire1.X, wire1.Y],
[wire2.X, wire2.Y])
Dmatrix[i, j] = distance
if line.wires:
Z = self.get_primitive_impedance_matrix(Dmatrix, GMRs, Rs)
if nNeutrals:
Z = self.kron_reduction(Z)
line.impedance_matrix = Z.tolist()