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| import streamlit as st | |
| import math | |
| import matplotlib.pyplot as plt | |
| import numpy as np | |
| # Function to calculate pipe diameter | |
| def calculate_diameter(flow_rate, velocity): | |
| # Formula to calculate pipe diameter (d = sqrt(4 * Q / (pi * v))) | |
| # Where Q is flow rate (in cubic meters per second) | |
| # v is the velocity (in meters per second) | |
| diameter = math.sqrt(4 * flow_rate / (math.pi * velocity)) | |
| return diameter | |
| # Function to plot the graph | |
| def plot_diameter_graph(): | |
| # Define a range of flow rates (Q) and velocities (v) | |
| flow_rate_values = np.linspace(0.01, 1.0, 100) # Range of flow rates (0.01 to 1.0 m³/s) | |
| velocity_values = np.linspace(0.1, 5.0, 50) # Range of velocities (0.1 to 5.0 m/s) | |
| # Create a meshgrid for the flow rates and velocities | |
| flow_rate_grid, velocity_grid = np.meshgrid(flow_rate_values, velocity_values) | |
| # Calculate the pipe diameter for each combination of flow rate and velocity | |
| diameter_values = np.sqrt(4 * flow_rate_grid / (np.pi * velocity_grid)) | |
| # Plotting the graph | |
| fig, ax = plt.subplots(figsize=(10, 6)) | |
| cp = ax.contourf(flow_rate_grid, velocity_grid, diameter_values, cmap='viridis') | |
| fig.colorbar(cp, ax=ax, label='Pipe Diameter (m)') | |
| ax.set_xlabel('Flow Rate (m³/s)') | |
| ax.set_ylabel('Velocity (m/s)') | |
| ax.set_title('Pipe Diameter vs. Flow Rate and Velocity') | |
| # Display the plot in Streamlit | |
| st.pyplot(fig) | |
| # Streamlit App | |
| def main(): | |
| # Set the page configuration with a title, icon, and layout style | |
| st.set_page_config( | |
| page_title="Pipe Sizing Helper", | |
| page_icon="💧", # Water-related icon | |
| layout="centered", # Center the content | |
| ) | |
| # Title and description | |
| st.title("Pipe Sizing Helper 💧") | |
| st.markdown("Enter the flow rate and permissible velocity to get the recommended pipe diameter.") | |
| # Input fields for flow rate and velocity | |
| flow_rate = st.number_input("Enter Flow Rate (m³/s):", min_value=0.0, step=0.01) | |
| velocity = st.number_input("Enter Permissible Velocity (m/s):", min_value=0.0, step=0.1) | |
| # Create a button to calculate the recommended pipe diameter | |
| if st.button("Generate Pipe Diameter"): | |
| # Check if both flow rate and velocity are greater than zero | |
| if flow_rate > 0 and velocity > 0: | |
| diameter = calculate_diameter(flow_rate, velocity) | |
| st.write(f"The recommended pipe diameter is: **{diameter:.2f} meters**") | |
| else: | |
| st.error("Please enter valid values for flow rate and velocity.") | |
| # Show the graphical visualization of pipe diameter vs flow rate and velocity | |
| st.subheader("Graphical Visualization") | |
| plot_diameter_graph() | |
| # Add some helpful info or tips | |
| st.markdown(""" | |
| ### Tips: | |
| - Flow rate (Q) is the volume of fluid passing through the pipe per unit of time (in cubic meters per second). | |
| - Permissible velocity (v) is the maximum allowable speed of the fluid inside the pipe (in meters per second). | |
| """) | |
| if __name__ == "__main__": | |
| main() | |