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cascaded2.py
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cascaded2.py
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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Created on Tue Jun 14 13:19:11 2022
@author: tufanakba
Cascaded system HP connected MG
starting with surrogate model
"""
import openmdao.api as om
from viewer2 import viewer, viewer2, map_plots, sankey
# from receiver import ReceiverSubProblem
from MPComplex3 import MPComplex3
from MDAOMetaModel_Opt import surrOpt
import time
from mail import mail
from map_plotter2 import comp_map_all, turb_map_all
if __name__ == "__main__":
# Design cond.s
Q_Solar = 1000.
T_4 = 1000.
pwr_target = 170.
alt = 0.000001
fc_MN = 1e-6
comp_eff = 0.83
turb_eff = 0.86
# Design Param.s start
# s_RPC = 0.01
# s_INS = 0.1
# L = 0.035
# optimal vals
# L = 0.07284692620411475 m
# INS = 0.09749964060848966 m
# RPC = 0.009872158106625072 m
# mass_flow = 0.0008407287135730889 kg/s
L = 0.07284692620411475
s_INS = 0.09749964060848966
s_RPC = 0.009872158106625072
prob = om.Problem()
mp_complex = prob.model = MPComplex3()
prob.setup(check=False)
prob.set_val('DESIGN'+'.rec.rec.s_RPC', s_RPC, units='m')
prob.set_val('DESIGN'+'.rec.rec.s_INS', s_INS, units='m')
prob.set_val('DESIGN'+'.rec.rec.L', L, units='m')
#Define the design point
prob.set_val('DESIGN.fc.alt', alt, units='ft')
prob.set_val('DESIGN.fc.MN', fc_MN)
prob.set_val('DESIGN.balance.pwr_target', pwr_target, units='W')
prob.set_val('DESIGN.balance.T4_target', T_4, units='degC')
prob.set_val('DESIGN.LPcomp.PR', 2.0)
prob.set_val('DESIGN.HPcomp.PR', 2.6)
prob.set_val('DESIGN.HPcomp.eff', comp_eff)
prob.set_val('DESIGN.HPturb.eff', turb_eff)
prob.set_val('DESIGN.LPcomp.eff', comp_eff)
prob.set_val('DESIGN.LPturb.eff', turb_eff)
prob.set_val('DESIGN.rec.Q_Solar_In', Q_Solar, units='W')
# initial guesses
prob['DESIGN.balance.W'] = 0.002#0.00122811 #147/100000
prob['DESIGN.balance.LPturb_PR'] = 1.6
prob['DESIGN.balance.HPturb_PR'] = 3.2
# prob['DESIGN.balance.comp_PR'] = 4.489
prob['DESIGN.fc.balance.Pt'] = 14.696
prob['DESIGN.fc.balance.Tt'] = 518.670 #518.665288153
for i,pt in enumerate(mp_complex.od_pts):
# initial guesses
prob[pt+'.balance.W'] = 0.002
prob[pt+'.balance.LP_Nmech'] = 25000
prob[pt+'.balance.HP_Nmech'] = 15000
prob[pt+'.fc.balance.Pt'] = 14.696
prob[pt+'.fc.balance.Tt'] = 518.670
prob[pt+'.HPturb.PR'] = 3.2 #
prob[pt+'.LPturb.PR'] = 1.6 #
prob[pt+'.LPcomp.PR'] = 2. #1.8,1.7,0.8,2.1
prob[pt+'.HPcomp.PR'] = 2.6 #4.5,4.2,3.5,5
prob[pt+'.LPcomp.map.RlineMap'] = 2.0
prob[pt+'.HPcomp.map.RlineMap'] = 2.0
prob.set_val(pt+'.rec.rec.s_RPC', s_RPC, units='m')
prob.set_val(pt+'.rec.rec.s_INS', s_INS, units='m')
prob.set_val(pt+'.rec.rec.L', L, units='m')
prob.set_solver_print(level=-1)
prob.set_solver_print(level=2, depth=1)
st = time.time()
prob.run_model()
print("time", time.time() - st)
st = time.time()
w_ini = mp_complex.get_val('DESIGN.inlet.Fl_O:stat:W', units='kg/s')
T_fluid_in = mp_complex.get_val('DESIGN.rec.rec.T_fluid_in', units='K')
# diff = 1
# limit = 0.001
# # sankey(prob,'DESIGN')
# L_log=[]
# s_INS_log=[]
# s_RPC_log=[]
# m_dot_log=[]
# diff_log=[]
# m_dot=float(w_ini)
# L_log.append(L)
# s_INS_log.append(s_INS)
# s_RPC_log.append(s_RPC)
# m_dot_log.append(m_dot)
# prob.cleanup()
# while diff>limit:
# p = om.Problem()
# p.model.add_subsystem('receiver',
# surrOpt(L=L, s_INS=s_INS, s_RPC=s_RPC)
# ,promotes=['*'])
# p.setup()
# # p.set_val('receiver.Q_Solar_In', Q_Solar, units='W')
# p.set_val('m_dot', m_dot,units='kg/s')
# p.set_val('Tfi',T_fluid_in, units='K')
# p.final_setup()
# p.run_model()
# L = float(p.get_val('receiver.L', units='m'))
# s_INS=float(p.get_val('receiver.ins', units='m'))
# s_RPC=float(p.get_val('receiver.rpc', units='m'))
# L_log.append(L)
# s_INS_log.append(s_INS)
# s_RPC_log.append(s_RPC)
# print("time", time.time() - st)
# st = time.time()
# p.cleanup()
# prob = om.Problem()
# mp_complex = prob.model = MPComplex3()
# prob.setup(check=False)
# prob.set_val('DESIGN.rec.rec.s_RPC', s_RPC, units='m')
# prob.set_val('DESIGN.rec.rec.s_INS', s_INS, units='m')
# prob.set_val('DESIGN.rec.rec.L', L, units='m')
# #Define the design point
# prob.set_val('DESIGN.fc.alt', alt, units='ft')
# prob.set_val('DESIGN.fc.MN', fc_MN)
# #Define the design point
# prob.set_val('DESIGN.fc.alt', alt, units='ft')
# prob.set_val('DESIGN.fc.MN', fc_MN)
# prob.set_val('DESIGN.balance.pwr_target', pwr_target, units='W')
# prob.set_val('DESIGN.balance.T4_target', T_4, units='degC')
# prob.set_val('DESIGN.LPcomp.PR', 2.0)
# prob.set_val('DESIGN.HPcomp.PR', 2.6)
# prob.set_val('DESIGN.HPcomp.eff', comp_eff)
# prob.set_val('DESIGN.HPturb.eff', turb_eff)
# prob.set_val('DESIGN.LPcomp.eff', comp_eff)
# prob.set_val('DESIGN.LPturb.eff', turb_eff)
# prob.set_val('DESIGN.rec.Q_Solar_In', Q_Solar, units='W')
# # initial guesses
# prob['DESIGN.balance.W'] = 0.002#0.00122811 #147/100000
# prob['DESIGN.balance.LPturb_PR'] = 1.6
# prob['DESIGN.balance.HPturb_PR'] = 3.2
# # prob['DESIGN.balance.comp_PR'] = 4.489
# prob['DESIGN.fc.balance.Pt'] = 14.696
# prob['DESIGN.fc.balance.Tt'] = 518.670 #518.665288153
# for i,pt in enumerate(mp_complex.od_pts):
# # initial guesses
# prob[pt+'.balance.W'] = 0.002
# prob[pt+'.balance.LP_Nmech'] = 25000
# prob[pt+'.balance.HP_Nmech'] = 15000
# prob[pt+'.fc.balance.Pt'] = 14.696
# prob[pt+'.fc.balance.Tt'] = 518.670
# prob[pt+'.HPturb.PR'] = 3.2 #
# prob[pt+'.LPturb.PR'] = 1.6 #
# prob[pt+'.LPcomp.PR'] = 2. #1.8,1.7,0.8,2.1
# prob[pt+'.HPcomp.PR'] = 2.6 #4.5,4.2,3.5,5
# prob[pt+'.LPcomp.map.RlineMap'] = 2.0
# prob[pt+'.HPcomp.map.RlineMap'] = 2.0
# prob.set_val(pt+'.rec.rec.s_RPC', s_RPC, units='m')
# prob.set_val(pt+'.rec.rec.s_INS', s_INS, units='m')
# prob.set_val(pt+'.rec.rec.L', L, units='m')
# prob.set_solver_print(level=-1)
# prob.set_solver_print(level=2, depth=1)
# prob.run_model()
# m_dot=float(mp_complex.get_val('DESIGN.inlet.Fl_O:stat:W', units='kg/s'))
# m_dot_log.append(m_dot)
# print("time", time.time() - st)
# st = time.time()
# # sankey(prob,'DESIGN')
# viewer(prob, 'DESIGN')
# viewer2(prob, 'DESIGN')
# w = m_dot
# diff=abs(1-w/w_ini)
# w_ini=w
# diff_log.append(diff)
# print(f"L = {float(prob.get_val('DESIGN.rec.rec.L', units='m'))} m")
# print(f"INS = {float(prob.get_val('DESIGN.rec.rec.s_INS', units='m'))} m ")
# print(f"RPC = {float(prob.get_val('DESIGN.rec.rec.s_RPC', units='m'))} m")
# print(f"mass_flow = {w} kg/s")
# if diff>limit:
# prob.cleanup()
# TODO: Viewer3 is missing!
from viewer2 import viewer, viewer2, map_plots, sankey
# sankey(prob,'DESIGN')
for pt in ['DESIGN']+mp_complex.od_pts:
viewer(prob, pt)
viewer2(prob, pt)
map_plots(prob, pt)
comp_map_all(prob)
turb_map_all(prob)
mail('')
print()
print("time", time.time() - st)
print('shaft power [W]: ')
print(mp_complex.get_val('DESIGN.LPshaft.pwr_net', units='W'))
print('receiver outlet temperature [oC]:')
print(mp_complex.get_val('DESIGN.rec.Fl_O:tot:T', units='degC'))
print('mass flow rate [kg/s]:')
print(mp_complex.get_val('DESIGN.inlet.Fl_O:stat:W', units='kg/s'))