def F():
# FT FROM PROXEL EXAMPLE
rel_exp_dist = ['EXP', 1 / 3]
main_exp_dist = ['EXP', 1 / 2]
lognorm_dist = ['LOGNORM', 2, 1]
norm_dist = ['NORMAL', 4, 1]
weibull = ['WEIBULL', 5, 2]
top_event = Event("Top Event")
and1 = Gate("AND", parent=top_event)
intermediate_event_1 = Event("Intermediate Event 1", parent=and1)
intermediate_event_2 = Event("Intermediate Event 2", parent=and1)
voting2 = Gate("VOTING", parent=intermediate_event_1, k=2)
basic_event_3 = Event("Basic Event 3",
norm_dist, ['LOGNORM', 4, 1],
parent=voting2)
basic_event_4 = Event("Basic Event 4",
rel_exp_dist,
weibull,
parent=voting2)
basic_event_5 = Event("Basic Event 5",
lognorm_dist,
main_exp_dist,
parent=voting2)
or3 = Gate("OR", parent=intermediate_event_2)
basic_event_1 = Event("Basic Event 1",
norm_dist,
main_exp_dist,
parent=or3)
basic_event_2 = Event("Basic Event 2", ['EXP', 1 / 3],
norm_dist,
parent=or3)
FT = FaultTree(top_event)
return FT
def H():
# SECOND PROXEL EXAMPLE
rel_exp_dist = ['EXP', 1 / 3]
main_exp_dist = ['EXP', 1 / 2]
lognorm_dist = ['LOGNORM', 4, 1]
norm_dist = ['NORMAL', 4, 1]
weibull = ['WEIBULL', 5, 2]
top_event = Event("Top Event")
and1 = Gate("AND", parent=top_event)
intermediate_event_1 = Event("Intermediate Event 1", parent=and1)
intermediate_event_2 = Event("Intermediate Event 2", parent=and1)
and2 = Gate("AND", parent=intermediate_event_1, k=2)
basic_event_1 = Event("Basic Event 1",
norm_dist,
main_exp_dist,
parent=and2)
basic_event_2 = Event("Basic Event 2", ['EXP', 1 / 10],
norm_dist,
parent=and2)
or3 = Gate("OR", parent=intermediate_event_2)
basic_event_3 = Event("Basic Event 3",
norm_dist,
main_exp_dist,
parent=or3)
basic_event_4 = Event("Basic Event 4", lognorm_dist, weibull, parent=or3)
fault_tree = FaultTree(top_event)
return fault_tree
def B():
topEvent = Event('Top Event')
and1 = Gate('AND', parent=topEvent)
basicEvent1 = Event('Basic Event 1',
rel_exp_dist,
main_exp_dist,
parent=and1)
basicEvent2 = Event('Basic Event 2', ['EXP', 1 / 6],
main_exp_dist,
parent=and1)
fault_tree = FaultTree(topEvent)
return fault_tree
def E():
topEvent = Event('Top Event')
and1 = Gate('AND', parent=topEvent)
intermediateEvent1 = Event('Intermediate Event 1', parent=and1)
intermediateEvent2 = Event('Intermediate Event 2', parent=and1)
and2 = Gate('AND', parent=intermediateEvent1)
basicEvent1 = Event('Basic Event 1', ['EXP', 1 / 15], ['EXP', 1 / 5],
parent=and2)
basicEvent2 = Event('Basic Event 2', ['NORMAL', 12, 2], ['NORMAL', 5, 1],
parent=and2)
or3 = Gate('OR', parent=intermediateEvent2)
basicEvent3 = Event('Basic Event 3', ['LOGNORM', 3, 1], ['LOGNORM', 2, 1],
parent=or3)
basicEvent4 = Event('Basic Event 4', ['WEIBULL', 10, 8], ['WEIBULL', 5, 2],
parent=or3)
fault_tree = FaultTree(topEvent)
return fault_tree
def G():
topEvent = Event('Top Event')
or1 = Gate('OR', parent=topEvent)
intermediateEvent1 = Event('Intermediate Event 1', parent=or1)
intermediateEvent2 = Event('Intermediate Event 2', parent=or1)
or2 = Gate('OR', parent=intermediateEvent1)
basicEvent1 = Event('Basic Event 1', lognorm_dist, norm_dist, parent=or2)
basicEvent2 = Event('Basic Event 2',
rel_exp_dist,
weibull_dist,
parent=or2)
or3 = Gate('OR', parent=intermediateEvent2)
basicEvent3 = Event('Basic Event 3',
rel_exp_dist,
main_exp_dist,
parent=or3)
basicEvent4 = Event('Basic Event 4', norm_dist, main_exp_dist, parent=or3)
fault_tree = FaultTree(topEvent)
return fault_tree
def C():
rel_exp = ['EXP', 1 / 9]
topEvent = Event('Top Event')
and1 = Gate('AND', parent=topEvent)
intermediateEvent1 = Event('Intermediate Event 1', parent=and1)
intermediateEvent2 = Event('Intermediate Event 2', parent=and1)
vote2 = Gate('VOTING', parent=intermediateEvent1, k=2)
basicEvent1 = Event('Basic Event 1', rel_exp, main_exp_dist, parent=vote2)
basicEvent2 = Event('Basic Event 2', rel_exp, main_exp_dist, parent=vote2)
intermediateEvent3 = Event('Intermediate Event 3', parent=vote2)
and2 = Gate('AND', parent=intermediateEvent3)
basicEvent3 = Event('Basic Event 3',
rel_exp_dist,
main_exp_dist,
parent=and2)
basicEvent4 = Event('Basic Event 4',
rel_exp_dist,
main_exp_dist,
parent=and2)
or1 = Gate('OR', parent=intermediateEvent2)
basicEvent5 = Event('Basic Event 5', rel_exp, main_exp_dist, parent=or1)
intermediateEvent4 = Event('Intermediate Event 4', parent=or1)
and3 = Gate('AND', parent=intermediateEvent4)
basicEvent6 = Event('Basic Event 6',
rel_exp_dist,
main_exp_dist,
parent=and3)
basicEvent7 = Event('Basic Event 7',
rel_exp_dist,
main_exp_dist,
parent=and3)
basicEvent8 = Event('Basic Event 8',
rel_exp_dist,
main_exp_dist,
parent=and3)
fault_tree = FaultTree(topEvent)
return fault_tree
def D():
topEvent = Event('Top Event')
or1 = Gate('OR', parent=topEvent)
intermediateEvent1 = Event('Intermediate Event 1', parent=or1)
intermediateEvent2 = Event('Intermediate Event 2', parent=or1)
vote2 = Gate('VOTING', parent=intermediateEvent1, k=2)
basicEvent1 = Event('Basic Event 1', lognorm_dist, norm_dist, parent=vote2)
basicEvent2 = Event('Basic Event 2', ['EXP', 1 / 10],
weibull_dist,
parent=vote2)
basicEvent3 = Event('Basic Event 3',
rel_exp_dist,
main_exp_dist,
parent=vote2)
and2 = Gate('AND', parent=intermediateEvent2)
basicEvent4 = Event('Basic Event 4', norm_dist, main_exp_dist, parent=and2)
basicEvent5 = Event('Basic Event 5', ['EXP', 1 / 10],
lognorm_dist,
parent=and2)
fault_tree = FaultTree(topEvent)
return fault_tree
def A():
top_event = Event("Top Event")
and1 = Gate("AND", parent=top_event)
intermediate_event_1 = Event("Intermediate Event 1", parent=and1)
intermediate_event_2 = Event("Intermediate Event 2", parent=and1)
voting2 = Gate("VOTING", parent=intermediate_event_1, k=3)
basic_event_4 = Event("Basic Event 4",
rel_exp_dist,
lognorm_dist,
parent=voting2)
basic_event_5 = Event("Basic Event 5",
norm_dist,
main_exp_dist,
parent=voting2)
basic_event_6 = Event("Basic Event 6",
lognorm_dist,
main_exp_dist,
parent=voting2)
voting3 = Gate("VOTING", parent=intermediate_event_2, k=1)
basic_event_1 = Event("Basic Event 1",
weibull_dist,
main_exp_dist,
parent=voting3)
basic_event_2 = Event("Basic Event 2",
rel_exp_dist,
lognorm_dist,
parent=voting3)
basic_event_3 = Event("Basic Event 3",
weibull_dist,
main_exp_dist,
parent=voting3)
fault_tree = FaultTree(top_event)
return fault_tree
basicEvent2 = Event('Basic Event 2', rel_exp_dist, main_exp_dist, parent=vote2)
intermediateEvent3 = Event('Intermediate Event 3', parent=vote2)
and2 = Gate('AND', parent=intermediateEvent3)
basicEvent3 = Event('Basic Event 3', rel_exp_dist, main_exp_dist, parent=and2)
basicEvent4 = Event('Basic Event 4', rel_exp_dist, main_exp_dist, parent=and2)
or1 = Gate('OR', parent=intermediateEvent2)
basicEvent5 = Event('Basic Event 5', rel_exp_dist, main_exp_dist, parent=or1)
intermediateEvent4 = Event('Intermediate Event 4', parent=or1)
and3 = Gate('AND', parent=intermediateEvent4)
basicEvent6 = Event('Basic Event 6', rel_exp_dist, main_exp_dist, parent=and3)
basicEvent7 = Event('Basic Event 7', rel_exp_dist, main_exp_dist, parent=and3)
basicEvent8 = Event('Basic Event 8', rel_exp_dist, main_exp_dist, parent=and3)
fault_tree = FaultTree(topEvent)
# 5000 takes about 30 seconds depending on FT complexity of course
# 10000 generation size takes a good minute
# 30000 takes more than 30 minutes didn't wait to finish
fault_tree.generate_basic_event_time_series(4000)
fault_tree.calculate_time_series()
fault_tree.print_tree()
fault_tree.export_time_series('time_series.txt')
fault_tree.export_truth_table('truth_table_original.txt')
# --------------------------START RECONSTRUCTION -------------------------------
FT = FaultTree()
FT.import_time_series('time_series.txt')
FT.display_event_time_series(8)
def reconstruct_fault_tree(file_name):
fault_tree = FaultTree()
fault_tree.import_time_series(file_name)
return fault_tree
lognorm_dist = ['LOGNORM', 2, 1]
norm_dist = ['NORMAL', 4, 1]
weibull = ['WEIBULL', 5, 2]
top_event = Event("Top Event")
and1 = Gate("AND", parent=top_event)
intermediate_event_1 = Event("Intermediate Event 1", parent=and1)
intermediate_event_2 = Event("Intermediate Event 2", parent=and1)
voting2 = Gate("VOTING", parent=intermediate_event_1, k=2)
basic_event_3 = Event("Basic Event 3",
norm_dist,
main_exp_dist,
parent=voting2)
basic_event_4 = Event("Basic Event 4", rel_exp_dist, weibull, parent=voting2)
basic_event_5 = Event("Basic Event 5",
lognorm_dist,
main_exp_dist,
parent=voting2)
or3 = Gate("OR", parent=intermediate_event_2)
basic_event_1 = Event("Basic Event 1", norm_dist, main_exp_dist, parent=or3)
basic_event_2 = Event("Basic Event 2", rel_exp_dist, norm_dist, parent=or3)
FT = FaultTree(top_event)
FT.generate_basic_event_time_series(4)
FT.calculate_time_series()
FT.print_tree()
FT.export_time_series('times.txt')