Update app.py

app.py

@@ -1,58 +1,116 @@
 import streamlit as st
 import pandas as pd
 
-# App Title
-st.title("SolarEase: Solar System Planner")
-st.write("""
-This app calculates the total energy requirements and suggests a solar panel, battery, and inverter configuration.
-""")
+# App Title with Styling
+st.markdown(
+    "<h1 style='text-align: center; color: #4CAF50;'>SolarEase: Solar System Planner</h1>",
+    unsafe_allow_html=True,
+)
+st.write(
+    "This app helps you calculate the total energy requirements and suggests a solar panel, inverter, and battery configuration for your home or office."
+)
 
-# Input Section
+# Sidebar for Appliance Input
 st.sidebar.header("Add Appliance Details")
-appliance_name = st.sidebar.text_input("Appliance Name", "LED Bulb")
+
+# Predefined Appliance List
+appliance_list = [
+    "LED Bulb",
+    "Fan",
+    "LED TV",
+    "Computer",
+    "Refrigerator",
+    "Washing Machine",
+    "Water Pump",
+    "Iron",
+    "Microwave Oven",
+    "Water Dispenser",
+    "Geyser",
+    "Heater",
+    "Dishwasher",
+    "Inverter AC",
+    "Others",
+]
+
+# Input Fields
+appliance_name = st.sidebar.selectbox("Select Appliance", appliance_list)
+if appliance_name == "Others":
+    appliance_name = st.sidebar.text_input("Enter Appliance Name", "")
 wattage = st.sidebar.number_input("Wattage (Watts)", min_value=1, value=10)
 quantity = st.sidebar.number_input("Quantity", min_value=1, value=1)
 usage_hours = st.sidebar.number_input("Daily Usage Hours", min_value=1, value=1)
 add_button = st.sidebar.button("Add Appliance")
 
-# Session state for storing appliances
+# Session State for Storing Appliances
 if "appliances" not in st.session_state:
     st.session_state.appliances = []
 
 if add_button:
-    st.session_state.appliances.append({
-        "Appliance": appliance_name,
-        "Wattage": wattage,
-        "Quantity": quantity,
-        "Usage Hours": usage_hours
-    })
-
-# Display appliance table
+    if appliance_name:
+        st.session_state.appliances.append(
+            {
+                "Appliance": appliance_name,
+                "Wattage (W)": wattage,
+                "Quantity": quantity,
+                "Usage Hours": usage_hours,
+            }
+        )
+    else:
+        st.sidebar.error("Please enter the appliance name.")
+
+# Display Appliance Table
 if st.session_state.appliances:
     st.subheader("Appliance Details")
     appliances_df = pd.DataFrame(st.session_state.appliances)
     st.table(appliances_df)
 
-    # Calculate Total Energy Consumption
+    # Calculations
     appliances_df["Daily Energy (Wh)"] = (
-        appliances_df["Wattage"] * appliances_df["Quantity"] * appliances_df["Usage Hours"]
+        appliances_df["Wattage (W)"] * appliances_df["Quantity"] * appliances_df["Usage Hours"]
     )
     total_energy_kwh = appliances_df["Daily Energy (Wh)"].sum() / 1000  # Convert to kWh
+    peak_load_watts = appliances_df["Wattage (W)"].sum()  # Peak load in watts
 
-    # Input for Solar System Configuration
+    # Solar System Inputs
     st.subheader("Solar System Configuration")
     sunlight_hours = st.slider("Average Sunlight Hours", min_value=4, max_value=10, value=6)
     panel_efficiency = st.slider("Solar Panel Efficiency (%)", min_value=15, max_value=25, value=20) / 100
+    battery_backup_hours = st.slider("Battery Backup Time (Hours)", min_value=1, max_value=24, value=4)
 
-    # Calculations
+    # Solar Panel Calculation
     total_panel_wattage = total_energy_kwh / (sunlight_hours * panel_efficiency)
-    battery_capacity = total_energy_kwh / 12  # Assume 12V system
+    number_of_panels = int(total_panel_wattage / 400)  # Assuming 400W panels
+
+    # Battery Calculation
+    battery_capacity_ah = (total_energy_kwh * battery_backup_hours * 1000) / 12  # Assuming 12V batteries
+    number_of_batteries = int(battery_capacity_ah / 200)  # Assuming 200Ah batteries
+
+    # Inverter Calculation
+    inverter_size_kw = peak_load_watts / 1000  # Convert to kW
 
     # Display Results
-    st.write(f"**Total Energy Consumption:** {total_energy_kwh:.2f} kWh")
+    st.markdown("<hr>", unsafe_allow_html=True)
+    st.markdown("<h2 style='color: #FF5722;'>System Recommendations</h2>", unsafe_allow_html=True)
+    st.write(f"**Total Energy Consumption:** {total_energy_kwh:.2f} kWh/day")
     st.write(f"**Required Solar Panel Capacity:** {total_panel_wattage:.2f} W")
-    st.write(f"**Battery Capacity Needed:** {battery_capacity:.2f} Ah")
+    st.write(f"**Number of Solar Panels (550W each):** {number_of_panels}")
+    st.write(f"**Battery Capacity Needed:** {battery_capacity_ah:.2f} Ah")
+    st.write(f"**Number of Batteries (200Ah each):** {number_of_batteries}")
+    st.write(f"**Inverter Size Required:** {inverter_size_kw:.2f} kW")
+
+    # Additional Suggestions
+    st.markdown("<h3 style='color: #3F51B5;'>Suggestions:</h3>", unsafe_allow_html=True)
+    st.write(
+        "- Choose high-efficiency solar panels for better performance.\n"
+        "- Ensure your inverter has at least 20% extra capacity to handle peak loads.\n"
+        "- Use lithium-ion batteries for longer life and better efficiency."
+    )
+
+# Footer
+st.markdown("<hr>", unsafe_allow_html=True)
+st.markdown(
+    "<p style='text-align: center; color: #9C27B0;'>Developed by <strong>Engr. Muhammad Arsalan</strong></p>",
+    unsafe_allow_html=True,
+)
 
-st.markdown("---")
-st.markdown("**Developed by Engr. Muhammad Arsalan**")