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Program sederhana untuk membuat grafik eksponensial peningkatan konsentrasi CO2
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""" | |
Author : Muhammad Arifin | |
Date : 30 April 2020 | |
Deskripsi: Program sederhana untuk membuat grafik eskponensial | |
peningkatan konsentrasi CO2 seiring berjalannya waktu. | |
""" | |
import numpy as np | |
import matplotlib.pyplot as plt | |
# Buat fungsi matematis eksponensial | |
# peningkatan konsentrasi CO2 seiring berjalannya waktu. | |
t = np.arange(-1000, 10001, 50) | |
fan2 = (390 - 7219) * np.exp(-0.00042*t) + 7219 | |
fan8 = (390 - 5293) * np.exp(-0.00061*t) + 5293 | |
# Dummy data: Function with gaussian noise | |
mu, sigma = 0, 50 | |
s = np.random.normal(mu, sigma, len(t)) | |
fan2_data = fan2 + s | |
fan8_data = fan8 + s | |
# Buat grafik dari fungsi eksponensial fan2 dan fan8 | |
plt.figure("Fan Graphic") | |
plt.title("$CO_{2}$ Concentration Over Time") | |
plt.plot(t, fan2_data, "o", label = "Fan 2", color = 'limegreen', markersize = 3) | |
plt.plot(t, fan2, label = "Fitted line-fan 2", color = 'red', linewidth = 2) | |
plt.plot(t, fan8_data, "o", label = "Fan 8", color = 'darkred', markersize = 3) | |
plt.plot(t, fan8, label = "Fitted line-fan 8", color = 'blue', linewidth = 2) | |
plt.xlim([0,7000]) | |
plt.ylim([0,7000]) | |
plt.xticks(np.arange(0, 7001, 1000)) | |
plt.yticks(np.arange(0, 7001, 1000)) | |
plt.xlabel("Time (s)") | |
plt.ylabel("$CO_{2}$ (ppm)") | |
plt.legend() | |
plt.grid() | |
plt.show() |
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