def test_replacebranch():
"""py.test for replacebranch"""
tdata = (
("p_loop", ['sb0', ['sb1', 'sb2', 'sb3'], 'sb4'], [
'db0', ['db1', 'db2', 'db3'], 'db4'
], 'sb0', [
("Chiller:Electric".upper(), 'Central_Chiller', 'Chilled_Water_'),
("PIPE:ADIABATIC", 'np1', None), ("PIPE:ADIABATIC", 'np2', None)
], 'Water', [
'BRANCH',
'sb0', '0',
'', 'CHILLER:ELECTRIC',
'Central_Chiller', 'p_loop Supply Inlet',
'Central_Chiller_np1_node', '', 'PIPE:ADIABATIC', 'np1',
'Central_Chiller_np1_node', 'np1_np2_node', '', 'PIPE:ADIABATIC',
'np2', 'np1_np2_node', 'np2_Outlet_Node_Name', ''
]), # loopname, sloop, dloop, branchname, componenttuple, fluid, outbranch
)
for (loopname, sloop, dloop, branchname, componenttuple, fluid,
outbranch) in tdata:
fhandle = StringIO("")
idf = IDF(fhandle)
loop = hvacbuilder.makeplantloop(idf, loopname, sloop, dloop)
components_thisnodes = [(idf.newidfobject(key, nm), thisnode)
for key, nm, thisnode in componenttuple]
branch = idf.getobject('BRANCH', branchname)
newbr = hvacbuilder.replacebranch(idf,
loop,
branch,
components_thisnodes,
fluid=fluid)
assert newbr.obj == outbranch
def test_replacebranch():
"""py.test for replacebranch"""
tdata = (
(
"p_loop", ['sb0', ['sb1', 'sb2', 'sb3'], 'sb4'],
['db0', ['db1', 'db2', 'db3'], 'db4'],
'sb0',
[
("Chiller:Electric".upper(), 'Central_Chiller',
'Chilled_Water_'),
("PIPE:ADIABATIC", 'np1', None),
("PIPE:ADIABATIC", 'np2', None)
],
'Water',
[
'BRANCH', 'sb0', '0', '', 'CHILLER:ELECTRIC', 'Central_Chiller',
'p_loop Supply Inlet', 'Central_Chiller_np1_node', '',
'PIPE:ADIABATIC',
'np1', 'Central_Chiller_np1_node', 'np1_np2_node', '',
'PIPE:ADIABATIC',
'np2', 'np1_np2_node', 'np2_Outlet_Node_Name', ''
]
), # loopname, sloop, dloop, branchname, componenttuple, fluid, outbranch
)
for (loopname, sloop, dloop, branchname,
componenttuple, fluid, outbranch) in tdata:
fhandle = StringIO("")
idf = IDF(fhandle)
loop = hvacbuilder.makeplantloop(idf, loopname, sloop, dloop)
components_thisnodes = [(idf.newidfobject(key, nm), thisnode)
for key, nm, thisnode in componenttuple]
branch = idf.getobject('BRANCH', branchname)
newbr = hvacbuilder.replacebranch(idf, loop, branch,
components_thisnodes, fluid=fluid)
assert newbr.obj == outbranch
def test_replacebranch():
"""py.test for replacebranch"""
tdata = (
(
"p_loop",
["sb0", ["sb1", "sb2", "sb3"], "sb4"],
["db0", ["db1", "db2", "db3"], "db4"],
"sb0",
[
("Chiller:Electric", "Central_Chiller", "Chilled_Water_"),
("PIPE:ADIABATIC", "np1", None),
("PIPE:ADIABATIC", "np2", None),
],
"Water",
[
"BRANCH",
"sb0",
0.0,
"",
"CHILLER:ELECTRIC",
"Central_Chiller",
"p_loop Supply Inlet",
"Central_Chiller_np1_node",
"",
"PIPE:ADIABATIC",
"np1",
"Central_Chiller_np1_node",
"np1_np2_node",
"",
"PIPE:ADIABATIC",
"np2",
"np1_np2_node",
"np2_Outlet_Node_Name",
"",
],
), # loopname, sloop, dloop, branchname, componenttuple, fluid, outbranch
)
for (loopname, sloop, dloop, branchname, componenttuple, fluid,
outbranch) in tdata:
fhandle = StringIO("")
idf = IDF(fhandle)
loop = hvacbuilder.makeplantloop(idf, loopname, sloop, dloop)
components_thisnodes = [(idf.newidfobject(key, Name=nm), thisnode)
for key, nm, thisnode in componenttuple]
branch = idf.getobject("BRANCH", branchname)
newbr = hvacbuilder.replacebranch(idf,
loop,
branch,
components_thisnodes,
fluid=fluid)
assert newbr.obj == outbranch
def test_replacebranch():
"""py.test for replacebranch"""
tdata = (
(
"p_loop",
["sb0", ["sb1", "sb2", "sb3"], "sb4"],
["db0", ["db1", "db2", "db3"], "db4"],
"sb0",
[
("Chiller:Electric".upper(), "Central_Chiller", "Chilled_Water_"),
("PIPE:ADIABATIC", "np1", None),
("PIPE:ADIABATIC", "np2", None),
],
"Water",
[
"BRANCH",
"sb0",
"0",
"",
"CHILLER:ELECTRIC",
"Central_Chiller",
"p_loop Supply Inlet",
"Central_Chiller_np1_node",
"",
"PIPE:ADIABATIC",
"np1",
"Central_Chiller_np1_node",
"np1_np2_node",
"",
"PIPE:ADIABATIC",
"np2",
"np1_np2_node",
"np2_Outlet_Node_Name",
"",
],
), # loopname, sloop, dloop, branchname, componenttuple, fluid, outbranch
)
for (loopname, sloop, dloop, branchname, componenttuple, fluid, outbranch) in tdata:
fhandle = StringIO("")
idf = IDF(fhandle)
loop = hvacbuilder.makeplantloop(idf, loopname, sloop, dloop)
components_thisnodes = [(idf.newidfobject(key, nm), thisnode) for key, nm, thisnode in componenttuple]
branch = idf.getobject("BRANCH", branchname)
newbr = hvacbuilder.replacebranch(idf, loop, branch, components_thisnodes, fluid=fluid)
assert newbr.obj == outbranch
# make a new pipe component
pipe1 = idf.newidfobject("PIPE:ADIABATIC", 'np1')
# make a new chiller
chiller = idf.newidfobject("Chiller:Electric".upper(), 'Central_Chiller')
# make another pipe component
pipe2 = idf.newidfobject("PIPE:ADIABATIC", 'np2')
# get the loop we are trying to modify
loop = idf.getobject('PLANTLOOP', 'p_loop') # args are (key, name)
# get the branch we are trying to modify
branch = idf.getobject('BRANCH', 'sb0') # args are (key, name)
listofcomponents = [chiller, pipe1, pipe2] # the new components are connected in this order
newbr = hvacbuilder.replacebranch(idf, loop, branch, listofcomponents, fluid='Water')
# in "loop"
# this replaces the components in "branch" with the components in "listofcomponents"
idf.saveas("hhh_new.idf")
# <markdowncell>
# We have saved this as file "hhh_new.idf".
# Let us draw the diagram of this file. (run this from eppy/eppy folder)
# <rawcell>
# python ex_loopdiagram.py hhh_new.idf
# <codecell>
chiller = idf.newidfobject("Chiller:Electric".upper(), "Central_Chiller")
# make another pipe component
pipe2 = idf.newidfobject("PIPE:ADIABATIC", "np2")
# get the loop we are trying to modify
loop = idf.getobject("PLANTLOOP", "p_loop") # args are (key, name)
# get the branch we are trying to modify
branch = idf.getobject("BRANCH", "sb0") # args are (key, name)
listofcomponents = [
chiller,
pipe1,
pipe2,
] # the new components are connected in this order
newbr = hvacbuilder.replacebranch(idf, loop, branch, listofcomponents, fluid="Water")
# in "loop"
# this replaces the components in "branch" with the components in "listofcomponents"
idf.saveas("hhh_new.idf")
# <markdowncell>
# We have saved this as file "hhh_new.idf".
# Let us draw the diagram of this file. (run this from eppy/eppy folder)
# <rawcell>
# python ex_loopdiagram.py hhh_new.idf
# <codecell>