def create_comps(self):
for i in range(self.num_consumer - 1):
j = str(i)
self.comps['feed_' + j] = pipe(self.label + '_pipe feed_' + j)
self.comps['return_' + j] = pipe(self.label + '_pipe return_' + j)
for i in range(self.num_consumer):
j = str(i)
self.comps['splitter_' + j] = splitter(self.label + '_splitter_' +
j)
self.comps['merge_' + j] = merge(self.label + '_merge_' + j)
self.comps['consumer_' +
j] = heat_exchanger_simple(self.label + '_consumer_' +
j)
self.comps['valve_' + j] = valve(self.label + '_valve_' + j)
def setup_pipeline_network(self, fluid_list):
"""Setup a pipeline network."""
self.nw = network(fluids=fluid_list)
self.nw.set_attr(p_unit='bar', T_unit='C', iterinfo=False)
# %% components
# main components
pu = pump('pump')
pi = pipe('pipeline')
es = heat_exchanger_simple('energy balance closing')
closer = cycle_closer('cycle closer')
pu_pi = connection(pu, 'out1', pi, 'in1')
pi_es = connection(pi, 'out1', es, 'in1')
es_closer = connection(es, 'out1', closer, 'in1')
closer_pu = connection(closer, 'out1', pu, 'in1')
self.nw.add_conns(pu_pi, pi_es, es_closer, closer_pu)
# %% parametrization of components
pu.set_attr(eta_s=0.7)
pi.set_attr(pr=0.95, L=100, ks=1e-5, D='var', Q=0)
es.set_attr(pr=1)
# %% parametrization of connections
pu_pi.set_attr(p=20, T=100, m=10, fluid={self.nw.fluids[0]: 1})
# %% solving
self.nw.solve('design')
def pipe_return_definition(df_pipes_data):
pb = {}
for index, row in df_pipes_data.iterrows():
#pipe_name_back = "pipe" + str(row["ID"]) + "_back"
ks = row["Roughness"]
L = row["LENGTH"]
D = row["Diameter"]
kA = row["Ch"]
pb[row['ID']] = pipe("pipe" + str(row["ID"]) + "_back",
ks=ks,
L=L,
D=D,
kA=kA)
return pb
from tespy.connections import connection
from tespy.components import source, sink, pipe
from tespy.networks import network
import numpy as np
from matplotlib import pyplot as plt
nw = network(['water'], p_unit='bar', T_unit='C', h_unit='kJ / kg')
# %% components
pi = pipe('pipe')
si = sink('sink')
so = source('source')
# %% connections
a = connection(so, 'out1', pi, 'in1')
b = connection(pi, 'out1', si, 'in1')
nw.add_conns(a, b)
# %% connection parameters
a.set_attr(h=40, fluid={'water': 1}, p=1, m=10)
# %% component parameters
pi.set_attr(ks=1e-5, L=100, D='var', Q=0)
# %% solve
# sources and sinks
so = source('source')
si = sink('sink')
so1 = source('source1')
si1 = sink('sink1')
so2 = source('source2')
si2 = sink('sink2')
# %% construction part
# pipe_feed
pif1 = pipe('pipe1_feed', ks=7e-5, L=50, D=0.15, offdesign=['kA_char'])
pif2 = pipe('pipe2_feed', ks=7e-5, L=200, D=0.15, offdesign=['kA_char'])
pif4 = pipe('pipe4_feed', ks=7e-5, L=50, D=0.15, offdesign=['kA_char'])
pif7 = pipe('pipe7_feed', ks=7e-5, L=175, D=0.15, offdesign=['kA_char'])
pif8 = pipe('pipe8_feed', ks=7e-5, L=75, D=0.15, offdesign=['kA_char'])
pif10 = pipe('pipe10_feed', ks=7e-5, L=450, D=0.1, offdesign=['kA_char'])
pif11 = pipe('pipe11_feed', ks=7e-5, L=60, D=0.04, offdesign=['kA_char'])
pif16 = pipe('pipe16_feed', ks=7e-5, L=30, D=0.065, offdesign=['kA_char'])
pif17 = pipe('pipe17_feed', ks=7e-5, L=250, D=0.065, offdesign=['kA_char'])
pif21 = pipe('pipe21_feed', ks=7e-5, L=30, D=0.04, offdesign=['kA_char'])
# pipe_back