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Feedback.py
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# Last edited by Miriam Kreher on 04/23/2019
# OpenMC model of fuel pin & water cell
# Before running for the first time:
# export PYTHONPATH=~/Desktop/MCFeedback/iapws:$PYTHONPATH
from ModelOpts import *
from Channel import *
from Power import *
from Output import *
import numpy as np
import openmc.capi
import openmc
import copy
# import sys
import os
from time import time
# from mpi4py import MPI
########################################################################
# Simulation Input File Parameters
########################################################################
# comm = MPI.COMM_WORLD
# size = comm.Get_size()
# rank = comm.Get_rank()
# print("hello world from process", rank, "of", size)
# args = sys.argv
# print(args)
# Reading input parameters
options = ModelOpts()
options.read('input1.inp')
########################################################################
# Problem Setup
########################################################################
T=Channel()
T.mesh(options)
P=Power()
P.initial(options, T.Mesh) #, int(args[1]))
results=Output(T, P)
########################################################################
# Iterations
########################################################################
Tf_change = 1.0
LP_change = 1.0
i = 0
window_counter = 1
n = 15
for i in range(0,n):
# while Tf_change > 1e-3:
iteration = i
Tf_old = copy.copy(T.Tf)
LP_old = copy.copy(T.LinPower)
T.htc(options, P.Tally)
P.update(T.Tf, T.Tclad, T.Tbulk, T.Mesh, T.RhoBulk) #T.gap
os.chdir('PinGeo')
startTime = time()
# For FullMC:
# openmc.run()
# runTime = time()-startTime
# print("Runtime: ", runTime, "Iteration: ", iteration)
#For single-batch MC:
if i == 0:
# print(T.Tf)
openmc.capi.init()
openmc.capi.simulation_init()
openmc.capi.next_batch()
t = openmc.capi.tallies
# t1 = np.zeros(len(T.Mesh)-1)
# t2 = np.zeros(len(T.Mesh)-1)
# t3 = np.zeros(len(T.Mesh)-1)
# t4 = np.zeros(len(T.Mesh)-1)
# t5 = np.zeros(len(T.Mesh)-1)
# t6 = np.zeros(len(T.Mesh)-1)
# t7 = np.zeros(len(T.Mesh)-1)
# t8 = np.zeros(len(T.Mesh)-1)
# t9 = np.zeros(len(T.Mesh)-1)
# t10 = np.zeros(len(T.Mesh)-1)
else:
openmc.capi.next_batch()
#For windowed flushing
# if window_counter == 1:
# t1[:] = t[2].results[:,0,1]
# elif window_counter == 2:
# t2[:] = t[2].results[:,0,1]
# elif window_counter == 3:
# t3[:] = t[2].results[:,0,1]
# elif window_counter == 4:
# t4[:] = t[2].results[:,0,1]
# elif window_counter == 5:
# t5[:] = t[2].results[:,0,1]
# elif window_counter == 6:
# t6[:] = t[2].results[:,0,1]
# elif window_counter == 7:
# t7[:] = t[2].results[:,0,1]
# elif window_counter == 8:
# t8[:] = t[2].results[:,0,1]
# elif window_counter == 9:
# t9[:] = t[2].results[:,0,1]
# elif window_counter == 10:
# t10[:] = t[2].results[:,0,1]
t = openmc.capi.tallies
# print(t[2].results[:,0,1])
# P.power_factors(t)
P.power_factors(t) #, t1, t2, t3, t4, t5, t6, t7, t8, t9, t10)
os.chdir('..')
if i != 0:
Tf_change = max(abs(T.Tf[:]-Tf_old[:])/Tf_old[:])
LP_change = max(abs(T.LinPower[:]-LP_old[:])/LP_old[:])
T.Tf_change.append(Tf_change)
T.LP_change.append(LP_change)
results.plotTemp(T.Tf, T.Tclad, T.Tw, T.Tbulk, T.Mesh, T.Tf_change, LP_change) #T.gap
results.outfiles(i, n, T.Tf, T.Tclad, T.Tw, T.Tbulk, T.Mesh, T.Tf_change, T.LP_change, T.LinPower, P.Var, P.k, t)#t[2].results[:,0,1]), T.gap
#For flushing tallies
# t[2].reset()
#For windowed flushing
# if window_counter == 1:
# window_counter = 2
# elif window_counter == 2:
# window_counter = 3
# elif window_counter == 3:
# window_counter = 4
# elif window_counter == 4:
# window_counter = 5
# elif window_counter == 5:
# window_counter = 1 #6
# elif window_counter == 6:
# window_counter = 7
# elif window_counter == 7:
# window_counter = 8
# elif window_counter == 8:
# window_counter = 9
# elif window_counter == 9:
# window_counter = 10
# elif window_counter == 10:
# window_counter = 1
# runTime = time()-startTime
# print("Runtime: ", runTime)
os.chdir('PinGeo')
# openmc.capi.simulation_finalize()
# openmc.capi.finalize()
os.chdir('..')
results.kfile.close()
# do I still need equivalent water density in grid spacer cells?
# simple, flush, windowed
# convergence criteria: ~1K
# python naming conventions PEP8