def test005():
"""simulate an islanded system
by cutting all the lines across one line it is seperated. But still
passes he simulation. Reoving all the generators hit the multiplier
limit on fix_mismatch.
A power flow is more likely to fail. Theoretically an OPF could
treat the two islended sections as seperate power systems and
optimise each. Unfortunatly PF doesn't yet work!
"""
clean_files()
clean = False
data = """
[example_4] pf
remove line a24
remove line a19
remove line a18
remove line a15
"""
scenario = text_to_scenario(data)
psat = read_psat("rts.m")
report = simulate_scenario(psat, scenario, clean)
print "result = '" + str(report_in_limits(report)) + "'"
def upec(n_failures=100):
"""if we happen to have a stage one that kills the shunt bus then most bugs
go away. use this to get some data."""
clean_files()
clean = True
data = """
[upec] opf
# remove generator g33
# set all demand 0.7686144
# remove bus 6
"""
scenario = text_to_scenario(data)
psat = read_psat("rts2.m")
tmp_psat = scenario_to_psat(scenario, psat)
report = single_simulate(tmp_psat, scenario.simtype, scenario.title)
new_psat = report_to_psat(report, tmp_psat)
prob = read_probabilities("rts.net")
failure_batch = make_failures(prob, n_failures)
failure_batch.scenarios.insert(0, Scenario("basecase"))
batch_simulate(failure_batch, new_psat, 100, clean)
filename = scenario.title + ".bch2"
with open(filename, "w") as result_file:
failure_batch.csv_write(result_file)
def test_case(both=False, clean=False):
"""one specified scenario, simulated"""
clean_files()
data = """
[test_case] opf
"""
# remove generator g4
# remove generator g23
# set all demand 0.7
data_2 = """
[test_case_2] pf
"""
scenario = text_to_scenario(data)
psat = read_psat("rtskillmod.m")
report = simulate_scenario(psat, scenario, clean)
print "result = '" + str(report_in_limits(report)) + "'"
if both:
# clean_files()
scenario_2 = text_to_scenario(data_2)
psat_2 = report_to_psat(report, psat)
report_2 = simulate_scenario(psat_2, scenario_2, clean)
print "result 2 = '" + str(report_in_limits(report_2)) + "'"
def test003():
"""
load flow a file then do it again; psat_report and psat_data should match
"""
clean_files()
simtype = "opf"
def helper(title):
matlab_filename = "matlab_" + title
psat_filename = title + ".m"
single_matlab_script(matlab_filename + ".m", psat_filename, simtype)
res = simulate(matlab_filename)
if res != [True]: raise Error("expected [True] got %s" % str(res))
helper("rts")
report = read_report("rts_01.txt")
psat = read_psat("rts.m")
new_psat = report_to_psat(report, psat)
with open("test_d.m", "w") as new_psat_stream:
new_psat.write(new_psat_stream)
helper("test_d")
def test_case(both=False, clean=False):
"""one specified scenario, simulated"""
clean_files()
data = """
[test_case] opf
"""
# remove generator g4
# remove generator g23
# set all demand 0.7
data_2 = """
[test_case_2] pf
"""
scenario = text_to_scenario(data)
psat = read_psat("rtskillmod.m")
report = simulate_scenario(psat, scenario, clean)
print "result = '" + str(report_in_limits(report)) + "'"
if both:
# clean_files()
scenario_2 = text_to_scenario(data_2)
psat_2 = report_to_psat(report, psat)
report_2 = simulate_scenario(psat_2, scenario_2, clean)
print "result 2 = '" + str(report_in_limits(report_2)) + "'"
def test008():
clean = False
def copy_psat(in_filename, out_filename):
psat = read_psat(in_filename + ".m")
with open(out_filename + ".m", "w") as psat_stream:
psat.write(psat_stream)
def sim(psat, scenario_text):
scenario = text_to_scenario(scenario_text)
return simulate_scenario(psat, scenario, clean)
data = """
[base] opf
set all demand 0.6
"""
copy_psat("rts", "psat_base")
psat = read_psat("psat_base.m")
report = sim(psat, data)
print "base result = '" + str(report_in_limits(report)) + "'"
opf_psat = report_to_psat(report, psat)
opf_report = single_simulate(opf_psat, "pf", "one", clean)
print "opf result = '" + str(report_in_limits(opf_report)) + "'"
opf_psat_2 = report_to_psat(opf_report, opf_psat)
opf_report_2 = single_simulate(opf_psat_2, "pf", "two", clean)
print "opf result 2 = '" + str(report_in_limits(opf_report_2)) + "'"
def test001():
"""
a system after OPF should not depend on the values of generator.p or
generator.v. These should be set by the OPF routine based upon price.
You have to temporarily delete assert(in_limits) for this to work.
It requires looking at the resulting files to make sure they are the
same as well as checking the output on the console.
"""
clean_files()
clean = False
psat = read_psat("rts.m")
report = single_simulate(psat, "opf", "base", clean)
print "base result = '" + str(report_in_limits(report)) + "'"
for gen in psat.generators.values():
gen.p = 1.0
gen.v = 1.0
report = single_simulate(psat, "opf", "unit", clean)
print "unit result = '" + str(report_in_limits(report)) + "'"
for gen in psat.generators.values():
gen.p = 10.0
gen.v = 10.0
report = single_simulate(psat, "opf", "ten", clean)
print "ten result = '" + str(report_in_limits(report)) + "'"
for gen in psat.generators.values():
gen.p = 0.0
gen.v = 0.0
report = single_simulate(psat, "opf", "zero", clean)
print "zero result = '" + str(report_in_limits(report)) + "'"
def example3():
"""one random failure"""
psat = read_psat("rts.m")
prob = read_probabilities("rts.net")
batch = make_failures(prob, 1)
scenario = batch[0]
report = simulate_scenario(psat, scenario)
print "result =", report_in_limits(report), "."
def example1(n=100):
"""make `n` outages, simulate them, and save the resulting batch"""
psat = read_psat("rts.m")
prob = read_probabilities("rts.net")
batch = make_failures(prob, n)
batch_simulate(batch, psat, 30)
with open("rts.bch", "w") as result_file:
batch.write(result_file)
def copy_kill_shunt_mod(in_filename, out_psat_filename):
psat = read_psat(in_filename + ".m")
psat.shunts = {}
psat.generators[39].v = "1.01401"
psat.generators[40].v = "1.01401"
psat.generators[41].v = "1.01401"
psat.generators[42].v = "1.01401"
psat.generators[43].v = "1.01401"
psat.loads[6].q = "1.299"
with open(out_psat_filename + ".m", "w") as new_psat_stream:
psat.write(new_psat_stream)
def cycle(in_filename, out_psat_filename):
report = read_report(in_filename + "_01.txt")
psat = read_psat(in_filename + ".m")
new_psat = report_to_psat(report, psat)
new_psat.generators[39].v = "1.01401"
new_psat.generators[40].v = "1.01401"
new_psat.generators[41].v = "1.01401"
new_psat.generators[42].v = "1.01401"
new_psat.generators[43].v = "1.01401"
with open(out_psat_filename + ".m", "w") as new_psat_stream:
new_psat.write(new_psat_stream)
def example5():
clean_files()
clean = False
data = """
[base] opf
[dead_slack] opf
remove generator g12
[two_dead_slack] opf
remove generator g12
remove generator g13
[three_dead_slack] opf
remove generator g12
remove generator g15
[four_dead_slack] opf
remove generator g13
remove generator g12
[five_dead_slack] opf
remove generator g15
remove generator g12
[all_dead_slack] opf
remove generator g12
remove generator g13
remove generator g15
[rem_bus_1] opf
remove bus 1
[rem_li_a1] opf
remove line a1
[rem_gen_g1] opf
remove generator g1
[set_double] opf
set all demand 2.0
[set_half] opf
set all demand 0.5
"""
#data = """
# [fail_001] pf
# remove generator g32
# remove generator g13
#"""
batch = SimulationBatch()
batch.read(StringIO(data))
psat = read_psat("rts.m")
for scenario in batch:
report = simulate_scenario(psat, scenario, clean)
print "result = '" + str(report_in_limits(report)) + "'"
def test004():
"""
run two simulations on differnt files
"""
clean_files()
clean = False
data = """
[notused] pf
#set all demand 0.5
"""
scenario = text_to_scenario(data)
psat = read_psat("rts.m")
scenario.title = "mod1"
report = simulate_scenario(psat, scenario, clean)
print "first result = '" + str(report_in_limits(report)) + "'"
psat = read_psat("rts2.m")
scenario.title = "mod2"
report = simulate_scenario(psat, scenario, clean)
print "second result = '" + str(report_in_limits(report)) + "'"
def test002():
"""
make sure that limits are hit when we set them really low
"""
clean_files()
clean = False
psat = read_psat("rts.m")
report = single_simulate(psat, "pf", "base", clean)
print "base result = '" + str(report_in_limits(report)) + "'"
for line in psat.lines.values():
line.i_limit = 0.01
#line.p_limit = 0.01
line.s_limit = 0.01
report = single_simulate(psat, "opf", "small", clean)
print "small result = '" + str(report_in_limits(report)) + "'"
def example4():
"""one specified scenario, simulated"""
clean_files()
clean = False
data = """
[example_4] opf
remove generator g12
"""
#remove generator g33
#set all demand 0.7686144
#remove bus 6
scenario = text_to_scenario(data)
psat = read_psat("rts.m")
report = simulate_scenario(psat, scenario, clean)
print "result = '" + str(report_in_limits(report)) + "'"
def test007():
"""batch and single should gave same results"""
clean_files()
psat = read_psat("rts2.m")
# prob = read_probabilities("rts.net")
# batch = make_outages(prob, 2)
data = """
[batch0] opf
remove generator g1
remove generator g4
remove generator g31
set all demand 0.3987456
result pass
[batch1] opf
remove generator g22
remove generator g24
set all demand 0.6670332
result fail
"""
batch = SimulationBatch()
batch.read(StringIO(data))
batch_simulate(batch, psat, 10, False)
with open("rts.bch", "w") as result_file:
batch.write(result_file)
for n, scenario in enumerate(batch):
scenario.title = "single" + str(n)
report = simulate_scenario(psat, scenario, False)
scenario.result = report_in_limits(report)
with open("rts2.bch", "w") as result_file:
batch.write(result_file)
def generate_cases(n_outages=10, n_failures=1000, sim=True, full_sim=True):
timer_begin = time.clock()
timer_start = timer_begin
print "[G] start simulation with %d states and %d contingencies." % (n_outages, n_failures)
if full_sim:
Ensure(n_outages and n_failures and sim, "can only do full sim if we have everything")
clean_files()
batch_size = 100
psat = read_psat("rts.m")
prob = read_probabilities("rts.net")
# create the base cases by sampling for outages
# simulate these and print to a file.
# it should contain `n_outages` outages.
summary_file = open("summary.txt", "w")
mismatch_file = open("mismatch.txt", "w")
print "Base Stats: mis= %f gen= %f load= %f lim ( %f < X < %f )" % psat.get_stats()
mismatch_file.write(as_csv("title mismatch gen load min max".split()) + "\n")
mismatch_file.write(as_csv(["base"] + list(psat.get_stats())) + "\n")
try:
if n_outages:
outage_batch = make_outage_cases(prob, n_outages)
if sim: batch_simulate(outage_batch, psat, batch_size, True, mismatch_file)
with open("outage.txt", "w") as result_file:
outage_batch.csv_write(result_file)
print "-" * 80
print "---- Outage Stats ----"
outage_batch.write_stats(sys.stdout)
summary_file.write("%s\n" % ("-"*80))
summary_file.write("Outage Stats\n")
summary_file.write("%s\n" % ("-"*80))
outage_batch.write_stats(summary_file)
timer_end = time.clock()
timer_time = (timer_end - timer_start)
print "[G] outages created in %d seconds." % int(math.ceil(timer_time))
timer_start = time.clock()
# do the same for one hour changes to the system.
if n_failures:
failure_batch = make_failure_cases(prob, n_failures)
if sim: batch_simulate(failure_batch, psat, batch_size, True, mismatch_file)
with open("failure.txt", "w") as result_file:
failure_batch.csv_write(result_file)
print "-" * 80
print "---- Failure Stats ----"
failure_batch.write_stats(sys.stdout)
summary_file.write("Failure Stats\n")
summary_file.write("%s\n" % ("-"*80))
failure_batch.write_stats(summary_file)
timer_end = time.clock()
timer_time = (timer_end - timer_start)
print "[G] failures created in %d seconds." % int(math.ceil(timer_time))
timer_start = time.clock()
# simulate each of the changes to each base case
if full_sim:
simulate_cases(outage_batch, failure_batch, psat, summary_file, mismatch_file)
timer_end = time.clock()
timer_time = (timer_end - timer_start)
print "[G] full sim in %d seconds." % int(math.ceil(timer_time))
timer_start = time.clock()
finally:
timer_end = time.clock()
timer_time = (timer_end - timer_begin)
print "[G] total time %d seconds." % int(math.ceil(timer_time))
def generate_cases(n_outages=10, n_failures=1000, sim=True, full_sim=True):
timer_begin = time.clock()
timer_start = timer_begin
print "[G] start simulation with %d states and %d contingencies." % (
n_outages, n_failures)
if full_sim:
Ensure(n_outages and n_failures and sim,
"can only do full sim if we have everything")
clean_files()
batch_size = 100
psat = read_psat("rts.m")
prob = read_probabilities("rts.net")
# create the base cases by sampling for outages
# simulate these and print to a file.
# it should contain `n_outages` outages.
summary_file = open("summary.txt", "w")
mismatch_file = open("mismatch.txt", "w")
print "Base Stats: mis= %f gen= %f load= %f lim ( %f < X < %f )" % psat.get_stats(
)
mismatch_file.write(
as_csv("title mismatch gen load min max".split()) + "\n")
mismatch_file.write(as_csv(["base"] + list(psat.get_stats())) + "\n")
try:
if n_outages:
outage_batch = make_outage_cases(prob, n_outages)
if sim:
batch_simulate(outage_batch, psat, batch_size, True,
mismatch_file)
with open("outage.txt", "w") as result_file:
outage_batch.csv_write(result_file)
print "-" * 80
print "---- Outage Stats ----"
outage_batch.write_stats(sys.stdout)
summary_file.write("%s\n" % ("-" * 80))
summary_file.write("Outage Stats\n")
summary_file.write("%s\n" % ("-" * 80))
outage_batch.write_stats(summary_file)
timer_end = time.clock()
timer_time = (timer_end - timer_start)
print "[G] outages created in %d seconds." % int(
math.ceil(timer_time))
timer_start = time.clock()
# do the same for one hour changes to the system.
if n_failures:
failure_batch = make_failure_cases(prob, n_failures)
if sim:
batch_simulate(failure_batch, psat, batch_size, True,
mismatch_file)
with open("failure.txt", "w") as result_file:
failure_batch.csv_write(result_file)
print "-" * 80
print "---- Failure Stats ----"
failure_batch.write_stats(sys.stdout)
summary_file.write("Failure Stats\n")
summary_file.write("%s\n" % ("-" * 80))
failure_batch.write_stats(summary_file)
timer_end = time.clock()
timer_time = (timer_end - timer_start)
print "[G] failures created in %d seconds." % int(
math.ceil(timer_time))
timer_start = time.clock()
# simulate each of the changes to each base case
if full_sim:
simulate_cases(outage_batch, failure_batch, psat, summary_file,
mismatch_file)
timer_end = time.clock()
timer_time = (timer_end - timer_start)
print "[G] full sim in %d seconds." % int(math.ceil(timer_time))
timer_start = time.clock()
finally:
timer_end = time.clock()
timer_time = (timer_end - timer_begin)
print "[G] total time %d seconds." % int(math.ceil(timer_time))
def copy_psat(in_filename, out_filename):
psat = read_psat(in_filename + ".m")
with open(out_filename + ".m", "w") as psat_stream:
psat.write(psat_stream)
