added random

python/random/capasitor.py

@@ -0,0 +1,35 @@
+def calculate_capacitor_capacity(voltage, farads):
+    joules = (farads * voltage**2) // 2
+    return joules // 3600
+
+
+def calculate_pack_capacity(cells, cell_voltage, farads):
+    return calculate_capacitor_capacity(cells * cell_voltage, farads / cells)
+
+
+def calculate_pack_capacity2(cells, cell_voltage, farads, cell_cost):
+    capacitor_capacity = calculate_capacitor_capacity(
+        cells * cell_voltage, farads / cells
+    )
+    return capacitor_capacity, cell_cost * cells
+
+
+def main():
+    watt_hours = calculate_pack_capacity(cells=10, cell_voltage=2.7, farads=500)
+    print(f"{watt_hours=}")
+    print(f"{watt_hours*16=}")
+    watt_hours = calculate_pack_capacity(cells=1, cell_voltage=2.7, farads=5000)
+    print(f"{watt_hours=}")
+
+    watt_hours, cost = calculate_pack_capacity2(
+        cells=10,
+        cell_voltage=2.7,
+        farads=3000,
+        cell_cost=11.60,
+    )
+    print(f"{watt_hours=}")
+    print(f"{cost=}")
+
+
+if __name__ == "__main__":
+    main()