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July 9, 2019 23:43
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# using RHEOS; using PyPlot; using PyCall; @pyimport seaborn as sns; | |
# initialise seaborn package with correct parameters | |
pgf_with_latex = Dict("figure.figsize" => (10.5, 9.5), "mathtext.default" => "regular"); | |
sns.set(rc=pgf_with_latex) | |
sns.set_style("ticks") | |
# initialise time data | |
step_size = 1e-3 | |
t_len = 1.0 | |
t_off = 0.5 | |
loading_data = stepgen(t_len, 0.0; stepsize=step_size) | |
# initialise frequency data | |
step_size = 1e-2 | |
ω₀ = step_size | |
ω₊ = 1e2 | |
chirp = collect(ω₀:step_size:ω₊) | |
normbool = false | |
# figure | |
fig, ax = subplots(2,2) | |
fig[:subplots_adjust](left=0.09, right=0.96, bottom=0.11, top=0.95, wspace=0.3, hspace=0.235) | |
# Spring-pot relaxation response | |
# for α in vcat(collect(0.0:0.1:0.9), [0.99]) | |
for α in collect(0.0:0.1:0.9) | |
modelSP = SpringPot([1.0, α]) | |
result = modelsteppredict(loading_data, modelSP, :G; step_on = 0.0) | |
if α==0.0 | |
ax[1, 1][:plot](result.t, result.σ/maximum(abs.(result.σ)), "-", color="red", zorder=11, linewidth=3) | |
# elseif α==0.99 | |
# ax[:plot](result.t, result.σ/maximum(abs.(result.σ)), "-", color="blue", label="") | |
elseif α==0.3 | |
ax[1, 1][:plot](result.t[2:end], result.σ[2:end]/maximum(abs.(result.σ[2:end])), "-", color="#dc7633", linewidth=3) | |
elseif α==0.7 | |
ax[1, 1][:plot](result.t[2:end], result.σ[2:end]/maximum(abs.(result.σ[2:end])), "-", color="#229954", linewidth=3) | |
elseif α==0.5 | |
ax[1, 1][:plot](result.t[2:end], result.σ[2:end]/maximum(abs.(result.σ[2:end])), "-", color="#d4ac0d", linewidth=3) | |
else | |
ax[1, 1][:plot](result.t[2:end], result.σ[2:end]/maximum(abs.(result.σ[2:end])), "-", color="black", alpha=0.1, linewidth=2) | |
end | |
end | |
# dash-pot relaxation response (special case) | |
dashpot_σ = [0.0 for i in loading_data.t] | |
dashpot_σ[1] = 1.0 | |
ax[1, 1][:plot](loading_data.t, dashpot_σ, "-", color="blue", label="", zorder=10, linewidth=3) | |
# | |
ax[1, 1][:set_xlabel]("Time, t (s)", fontname="serif", fontsize=13) | |
ax[1, 1][:set_ylabel]("Normalized Stress, \$\\overline{\\sigma}(t)\$", fontname="serif", fontsize=13) | |
ax[1, 1][:locator_params](axis ="y", nbins=5) | |
ax[1, 1][:tick_params]("both", labelsize=13) | |
ax[1, 1][:grid]("on", alpha=0.4) | |
ax[1, 1][:annotate]("(a)", xy=(140, -52), fontweight="regular", xycoords="axes points") | |
ax[1, 1][:spines]["right"][:set_visible](false) | |
ax[1, 1][:spines]["top"][:set_visible](false) | |
ax[1, 1][:locator_params](axis="y", nbins=6) | |
# Spring-pot creep response | |
for α in collect(0.0:0.1:1.0) | |
modelSP = SpringPot([1.0, α]) | |
loading = modelsteppredict(loading_data, modelSP, :J; step_on = 0.0) | |
unloading = modelsteppredict(loading_data, modelSP, :J; step_on = t_off) | |
result = loading - unloading | |
if α==0.0 | |
ax[1, 2][:plot](result.t, result.ϵ/maximum(abs.(result.ϵ)), "-", color="red", linewidth=3, zorder=11) | |
elseif α==1.0 | |
ax[1, 2][:plot](result.t, result.ϵ/maximum(abs.(result.ϵ)), "-", color="blue", linewidth=3, zorder=10) | |
elseif α==0.5 | |
ax[1, 2][:plot](result.t, result.ϵ/maximum(abs.(result.ϵ)), "-", color="#d4ac0d", linewidth=3) | |
elseif α==0.3 | |
ax[1, 2][:plot](result.t, result.ϵ/maximum(abs.(result.ϵ)), "-", color="#dc7633", linewidth=3) | |
elseif α==0.7 | |
ax[1, 2][:plot](result.t, result.ϵ/maximum(abs.(result.ϵ)), "-", color="#229954", linewidth=3) | |
else | |
ax[1, 2][:plot](result.t, result.ϵ/maximum(abs.(result.ϵ)), "-", color="black", alpha=0.1, linewidth=2) | |
end | |
end | |
ax[1, 2][:set_xlabel]("Time, t (s)", fontname="serif", fontsize=13) | |
ax[1, 2][:set_ylabel]("Normalized Strain, \$\\overline{\\epsilon}(t)\$", fontname="serif", fontsize=13) | |
ax[1, 2][:tick_params]("both", labelsize=13) | |
ax[1, 2][:grid]("on", alpha=0.4) | |
ax[1, 2][:annotate]("(b)", xy=(140, -52), fontweight="regular", xycoords="axes points") | |
ax[1, 2][:spines]["right"][:set_visible](false) | |
ax[1, 2][:spines]["top"][:set_visible](false) | |
# G' and G'' [0.0, 0.5, 1.0] | |
# for β in [0.0, 0.5] | |
for β in collect(0.0:0.1:0.9) | |
model = SpringPot([1.0, β]) | |
result = model.Gp(chirp, [1.0, β]) | |
if !all(i -> i==0.0, result) && normbool | |
result = result/maximum(result) | |
end | |
if β==0.0 | |
ax[2, 1][:loglog](chirp, result, "-", color="red", linewidth=3, zorder=11) | |
elseif β==1.0 | |
ax[2, 1][:loglog](chirp, result, "-", color="blue", linewidth=3, zorder=10) | |
elseif β==0.5 | |
ax[2, 1][:loglog](chirp, result, "-", color="#d4ac0d", linewidth=3) | |
end | |
end | |
# for β in [0.0, 0.5, 1.0] | |
for β in collect(0.0:0.1:1.0) | |
model = SpringPot([1.0, β]) | |
result = model.Gpp(chirp, [1.0, β]) | |
if !all(i -> i==0.0, result) && normbool | |
result = result/maximum(result) | |
end | |
if β==0.0 | |
ax[2, 1][:loglog](chirp, result, "--", color="red", linewidth=3, zorder=11) | |
elseif β==1.0 | |
ax[2, 1][:loglog](chirp, result, "--", color="blue", linewidth=3, zorder=10) | |
elseif β==0.5 | |
ax[2, 1][:loglog](chirp, result, "--", color="#f7dc6f", linewidth=3) | |
end | |
end | |
ax[2, 1][:tick_params]("both", labelsize=13) | |
ax[2, 1][:grid]("on", alpha=0.4, which="major") | |
ax[2, 1][:set_xlabel]("Frequency, \${\\omega}\$ (\$Hz\$)", fontname="serif", fontsize=13) | |
ax[2, 1][:set_ylabel]("Storage and Loss moduli, \$G'\$ & \$G''\$ (\$Pa\$)", fontname="serif", fontsize=13) | |
ax[2, 1][:set_ylim](bottom=1e-2, top=1e2) | |
ax[2, 1][:annotate]("(c)", xy=(140, -65), fontweight="regular", xycoords="axes points") | |
ax[2, 1][:spines]["right"][:set_visible](false) | |
ax[2, 1][:spines]["top"][:set_visible](false) | |
# G' and G'' [0.3, 0.5, 0.7] | |
for β in [0.3, 0.5, 0.7] | |
model = SpringPot([1.0, β]) | |
result = model.Gp(chirp, [1.0, β]) | |
if !all(i -> i==0.0, result) && normbool | |
result = result/maximum(result) | |
end | |
if β==0.3 | |
ax[2, 2][:loglog](chirp, result, "-", color="#dc7633", linewidth=3, zorder=11) | |
elseif β==0.7 | |
ax[2, 2][:loglog](chirp, result, "-", color="#229954", linewidth=3, zorder=10) | |
elseif β==0.5 | |
ax[2, 2][:loglog](chirp, result, "-", color="#d4ac0d", linewidth=3) | |
end | |
end | |
for β in [0.3, 0.5, 0.7] | |
model = SpringPot([1.0, β]) | |
result = model.Gpp(chirp, [1.0, β]) | |
if !all(i -> i==0.0, result) && normbool | |
result = result/maximum(result) | |
end | |
if β==0.3 | |
ax[2, 2][:loglog](chirp, result, "--", color="#dc7633", linewidth=3, zorder=11) | |
elseif β==0.7 | |
ax[2, 2][:loglog](chirp, result, "--", color="#229954", linewidth=3, zorder=10) | |
elseif β==0.5 | |
ax[2, 2][:loglog](chirp, result, "--", color="#f7dc6f", linewidth=3) | |
end | |
end | |
ax[2, 2][:set_xlabel]("Frequency, \${\\omega}\$ (\$Hz\$)", fontname="serif", fontsize=13) | |
ax[2, 2][:set_ylabel]("Storage and Loss moduli, \$G'\$ & \$G''\$ (\$Pa\$)", fontname="serif", fontsize=13) | |
ax[2, 2][:tick_params]("both", labelsize=13) | |
ax[2, 2][:grid]("on", alpha=0.4, which="major") | |
ax[2, 2][:set_ylim](bottom=1e-2, top=1e2) | |
ax[2, 2][:annotate]("(d)", xy=(140, -65), fontweight="regular", xycoords="axes points") | |
ax[2, 2][:spines]["right"][:set_visible](false) | |
ax[2, 2][:spines]["top"][:set_visible](false) |
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