Standard BOD Of Industrial Sewage Calculator

Formula Used:

\[ \text{BOD of Industrial Sewage} = \text{BOD of Domestic Sewage} \times \text{Population Equivalent} \]

BOD of Industrial Sewage:

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1. What is the BOD of Industrial Sewage Calculation?

The BOD (Biochemical Oxygen Demand) of Industrial Sewage calculation determines the oxygen demand of industrial wastewater by relating it to the BOD of domestic sewage and the population equivalent. This helps in assessing the treatment requirements for industrial wastewater.

2. How Does the Calculator Work?

The calculator uses the formula:

\[ \text{BOD of Industrial Sewage} = \text{BOD of Domestic Sewage} \times \text{Population Equivalent} \]

Where:

BOD of Industrial Sewage — Biochemical oxygen demand of industrial sewage (kg/m³)
BOD of Domestic Sewage — Total biochemical oxygen demand of domestic sewage (kg/m³)
Population Equivalent — Strength of wastewater for estimating treatment requirements

Explanation: This formula converts the BOD of industrial sewage into equivalent population terms for treatment plant design and capacity planning.

3. Importance of BOD Calculation

Details: Accurate BOD calculation is crucial for designing appropriate wastewater treatment systems, determining treatment plant capacity, and ensuring compliance with environmental regulations.

4. Using the Calculator

Tips: Enter the BOD of domestic sewage in kg/m³ and the population equivalent value. Both values must be positive numbers for accurate calculation.

5. Frequently Asked Questions (FAQ)

Q1: What is Population Equivalent in wastewater treatment?
A: Population Equivalent refers to the organic biodegradable load having a five-day BOD of 0.077 kg per day, which is used to compare industrial wastewater strength to domestic sewage.

Q2: Why is BOD measurement important?
A: BOD measurement indicates the amount of oxygen required by microorganisms to break down organic matter, helping assess the pollution strength of wastewater.

Q3: What are typical BOD values for domestic sewage?
A: Typical BOD values for domestic sewage range from 100-400 mg/L (0.1-0.4 kg/m³), depending on various factors including water consumption patterns.

Q4: How does industrial BOD differ from domestic BOD?
A: Industrial BOD can vary significantly based on the industry type and may contain different types of organic compounds compared to domestic sewage.

Q5: What are the limitations of this calculation?
A: This calculation provides an estimate and may not account for specific industrial wastewater characteristics or variations in treatment efficiency.