Home Back

Time in Minutes Per Day given Volume of Flocculation Basin Calculator

Time in Minutes Per Day Formula:

\[ T_{m/d} = \frac{T \times Q_e}{V} \]

1. What is Time in Minutes Per Day Calculator?

Definition: This calculator determines the time in minutes per day based on retention time, flow rate of secondary effluent, and tank volume.

Purpose: It helps wastewater treatment professionals calculate the time required for processes in flocculation basins.

2. How Does the Calculator Work?

The calculator uses the formula:

\[ T_{m/d} = \frac{T \times Q_e}{V} \]

Where:

  • \( T_{m/d} \) — Time in minutes per day
  • \( T \) — Retention time (seconds)
  • \( Q_e \) — Flow rate of secondary effluent (m³/s)
  • \( V \) — Volume of tank (m³)

Explanation: The product of retention time and flow rate is divided by tank volume to determine the time in minutes per day.

3. Importance of Time Calculation

Details: Accurate time calculation ensures proper treatment processes, efficient system operation, and compliance with regulations.

4. Using the Calculator

Tips: Enter retention time, flow rate, and tank volume. All values must be > 0. The ±5% indicates the acceptable margin of error.

5. Frequently Asked Questions (FAQ)

Q1: What does the ±5% represent?
A: It indicates the acceptable margin of error for the input values.

Q2: How do I determine the retention time?
A: Retention time is typically specified in system design or can be measured experimentally.

Q3: What units should I use for flow rate?
A: The calculator expects flow rate in cubic meters per second (m³/s).

Q4: Can I use this for other tank calculations?
A: This specific formula is designed for flocculation basin time calculations.

Q5: Why is time in minutes per day important?
A: It helps operators understand the daily processing capacity and optimize treatment schedules.

Time in Minutes Per Day Calculator© - All Rights Reserved 2025