removing demand charge

app.py

@@ -55,7 +55,10 @@ def ui_refresh(solar_cell_num, bess_nominal_capacity, fixed_consumption):
 
     supplier = Supplier(price=70) # HUF/kWh
     supplier.set_price_for_daily_interval_on_workdays(start=6, end=22, price=100)
-    supplier.set_demand_charge(peak_demand=100, surcharge_per_kw=1000)
+
+    # not realistic, just for testing the effect
+    # supplier.set_demand_charge(peak_demand=100, surcharge_per_kw=1000)
+
     fee = supplier.fee(results["consumption_from_network"])
     html += f"<tr><td>{fee/1e6:.3f} million HUF billed by energy supplier</td></tr>\n"
 

main.py

@@ -22,9 +22,21 @@ def main():
     all_2021_data = interpolate_and_join(met_2021_data, cons_2021_data)
 
     results = simulator_with_solar(all_2021_data, parameters)
-    consumption_from_network = results["consumption_from_network"]
+
     supplier = Supplier(price=70) # HUF/kWh
     supplier.set_price_for_daily_interval_on_workdays(start=6, end=22, price=100)
+
+    for month in range(1, 13):
+        start = f"2021-{month:02}-01"
+        end = f"2021-{month+1:02}-01"
+        if month == 12:
+            end = "2022-01-01"
+        results_in_month = results[(results.index >= start) & (results.index < end)]
+        consumption_from_network = results_in_month["consumption_from_network"]
+        print("Energy supplier charges", int(supplier.fee(consumption_from_network)), "HUF in", start[:-3])
+
+
+    consumption_from_network = results["consumption_from_network"]
     print("Energy supplier charges", int(supplier.fee(consumption_from_network)), "HUF between", results.index[0], "and", results.index[-1])
     return