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# BGD RGR

# imports

import util

from util import interpolate, print_list

import destruct_zones

from destruct_zones import getDestructionZones

import rgr_types

from rgr_types import DestructDegree, BldType, Building

import explosive_transformation_mode

from explosive_transformation_mode import getExplosiveClass, getExplosiveTransformationMode, getHeatFlow

import defeat_zones

from defeat_zones import getDefeatProbs, getDefeatZones, getIndoorSurvivalProb

import termal_action

from termal_action import dose2Prob

import math

import table2strings

from table2strings import print_table

def getDoseIndex(t, Q, R, X):

return t * (Q * R**2 / X**2) ** (4/3)

def getDistance(t, Q, R, J):

return R * math.sqrt(Q) * (t / J)**(3/8)

# source data

class MyProblem:

mass = 105000

hydrocarbon = "propane"

space = 2

buildings = {

"I1": Building(BldType.IND, dist=800, area=50, density=0.2),

"I2": Building(BldType.IND, dist=850, area=50, density=0.2),

"I3": Building(BldType.IND, dist=1000, area=100, density=0.1),

"A1": Building(BldType.ADM, dist=300, area=50, density=0.24),

"A2": Building(BldType.ADM, dist=1500, area=50, density=0.3)

}

outdoorDensity = 1.5e-4

class ExampleProblem:

mass = 50000

hydrocarbon = "propane"

space = 2

buildings = {

"A": Building(BldType.ADM, dist=700, area=100, density=0.2),

"I": Building(BldType.IND, dist=600, area=100, density=0.1)

}

outdoorDensity = 1.5e-4

Problem = MyProblem

# calculations

# (2) determine explosive transformation mode

explosiveClass = getExplosiveClass(Problem.hydrocarbon)

mode = getExplosiveTransformationMode(space=Problem.space,

explosiveClass=explosiveClass)

# (3) estimate air shock wave influence

# (3.1) determine destruction zones

destructionZones = {

BldType.IND: getDestructionZones(mode, BldType.IND, Problem.mass),

BldType.ADM: getDestructionZones(mode, BldType.ADM, Problem.mass)

}

for b in Problem.buildings.values():

b.zone = min([z for z in DestructDegree.iterable if

b.dist < destructionZones[b.bld_type][z]])

del b

# (3.2) determine wave victims number

# (3.2.1) out of doors

defeatBoundaryProbs = getDefeatProbs()

defeatZones = getDefeatZones(mode=mode, mass=Problem.mass)

defeatAreas = []

defeatAverageProbs = []

outdoorVictims = []

lastProb = 1

lastRadius = 0

it = iter(defeatBoundaryProbs)

for radius in defeatZones :

prob = next(it)

averageProb = (lastProb + prob) / 2

area = math.pi * (radius ** 2 - lastRadius ** 2)

n = area * Problem.outdoorDensity * averageProb

defeatAreas.append(area)

defeatAverageProbs.append(averageProb)

outdoorVictims.append(n)

lastProb = prob

lastRadius = radius

outdoorVictimNumber = sum(outdoorVictims)

# (3.2.2) indoors

indoorVictims = {BldType.ADM: 0, BldType.IND: 0}

for b in Problem.buildings.values():

p = getIndoorSurvivalProb(destruct_degree=b.zone, bld_type=b.bld_type)

b.p_surv = p

b.people = b.area * b.density

b.victims = ( 1 - p ) * b.people

indoorVictims[b.bld_type] += b.victims

indoorVictimNumber = sum(indoorVictims.values())

# total

waveVictimNumber = outdoorVictimNumber + indoorVictimNumber

# (4) estimate termal action

# (4.1) fire ball parameters

burnedMass = 0.6 * Problem.mass

fireBallRadius = 3.2 * burnedMass ** 0.325

fireBallTime = 0.85 * burnedMass ** 0.26

heatFlow = getHeatFlow(Problem.hydrocarbon)

# (4.2) heat flow victims

# (4.2.1) heat flow victims inside the ball

fireBallArea = math.pi * fireBallRadius ** 2

ballVictimNumber = fireBallArea * Problem.outdoorDensity * 1

# (4.2.2) heat flow victims outside the ball

# in wave zone

X2J = lambda X: getDoseIndex(t=fireBallTime, Q=heatFlow, R=fireBallRadius, X=X)

doseIndeces = list(map(X2J, defeatZones))

termalActionBoundaryProb = map(dose2Prob, doseIndeces)

termalAcitionAverageProb = []

if fireBallRadius >= defeatZones[0]:

raise RGRError("fire ball entirely covers 6th defeat zone")

#lastRadius = fireBallRadius

lastProb = 0

for curentProb in termalActionBoundaryProb:

p = (lastProb + curentProb) / 2

termalAcitionAverageProb.append(p)

lastProb = curentProb

# out of wave zone

# the act

# source data

wear = [0.05, 0.18, 0.13, 0.06, 0.15, 0.25, 0.2, 0.2, 0.0, 0.0, 0.3]

destr = [0.1, 0.35, 0.3, 0.4, 0.3, 0.25, 0.5, 0.85, 1.0, 0.0, 0.5]

role = [12, 22, 6, 12, 8, 10, 12, 5, 4.2, 2.2, 6.6]

coef = [1.7, 1.4, 2.3, 1.0, 1.6, 0.6, 1.0, 2.8, 1.4, 1.8, 0.9]

assert(len(wear) == len(destr) == len(role) == len(coef))

N = len(wear)

# calculations

damage = [wear[i] + destr[i] - wear[i] * destr[i] for i in range(N)]

total_damage = sum([damage[i] * role[i] for i in range(N)]) / sum(role)

k = [role[i] * coef[i] for i in range(N)]

conv_role = [k_i / sum(k) for k_i in k]

del k

damage_mul_conv_role = [damage[i] * conv_role[i] for i in range(N)]

conv_total_damage = \

sum([damage[i] * conv_role[i] for i in range(N)]) / sum(conv_role)

def print_rgr():

print("RGR #3")

print("hydrocarbon: " + Problem.hydrocarbon)

print("mass: " + str(Problem.mass) + " kg")

print("space: " + str(Problem.space))

print("")

print("Buildings")

table = [

["", "distance", "area", "density"]

] + [

[name, b.dist, b.area, b.density] for (name, b) in sorted(Problem.buildings.items())

]

print_table(table)

del table

print("outdoor personal density: " + str(Problem.outdoorDensity) + " 1/m^2")

print("")

print("2. Determine mode")

print("Hydrocarbon class is " + str(explosiveClass))

print("The mode is " + str(mode))

print("3. Wave")

print("3.1. Destruction zones")

table = [

["", "Full", "Strong", "Middle", "Weak", "Light"],

["admin"] + list(destructionZones[BldType.ADM].values()),

["indust"] + list(destructionZones[BldType.IND].values())

]

print_table(table)

del table

for (name, b) in sorted(Problem.buildings.items()):

print(name + " - zone " + str(b.zone))

print("3.2. People defeat")

print("3.2.1 Outdoor")

table = [

["", 6, 5, 4, 3, 2, 1],

["P_border"] + list(defeatBoundaryProbs),

["P_average"] + defeatAverageProbs,

["R"] + defeatZones,

["S"] + defeatAreas,

["N_i"] + outdoorVictims

]

print_table(table)

del table

print("outdoor victims: " + str(outdoorVictimNumber))

print("3.2.2. Indoor")

table = [

["", "area", "density", "people", "P_surv", "victims"]

] + [

[name, b.area, b.density, b.people, b.p_surv, b.victims] \

for (name, b) in sorted(Problem.buildings.items())

]

print_table(table)

del table

print("admin. buildings victims is " + str(indoorVictims["A"]))

print("tital indoor victims is " + str(indoorVictimNumber))

print("4. Heat flow")

print("4.1. Fair ball parameters")

print("burned mass is " + str(burnedMass) + " kg")

print("radius is " + str(fireBallRadius) + " m")

print("time is " + str(fireBallTime) + " s")

print("heat flow is " + str(heatFlow) + " kW/m^2")

print("4.2. Fair ball victims")

print("4.2.1. Inside the ball")

print("fire ball covering area is " + str(fireBallArea) + " m^2")

print("victims inside the ball is " + str(ballVictimNumber))

print("4.2.2 Outside of ball victims")

print_rgr()

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