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Wastewater Phosphorus Precipitation (Alum & Ferric Chloride) Calculator

Easily calculate and compute wastewater phosphorus precipitation (alum & ferric chloride) calculator with accurate equations, live formulas, and expert guidance.

Plant wastewater flow treated for phosphorus.

Dissolved orthophosphate in untreated wastewater.

Discharge permit limit for total phosphorus.

1 for Alum, 2 for Ferric Chloride.

Design molar ratio (typically 1.3 to 2.0 to account for hydroxide precipitation).

Calculated Result
684 kg/d

Coagulant Dose

Coagulant Dose

684 kg/d

Daily Coagulant Dose Kg

684

Daily Chemical Sludge Produced Kg

566

Daily Phosphorus Removed Kg

81.6

Selected Coagulant

Ferric Chloride (FeCl3)

684 — kg/d

Calculation Breakdown

  1. Applied FormulaCalculates stoichiometric and design chemical dosing of Alum or Ferric Chloride for wastewater phosphorus precipitation and predicts generated chemical sludge mass.\text{Moles}_{metal} = (\text{Me:P}) \cdot \frac{Q \cdot \Delta P}{30.97}, \quad \text{Mass}_{sludge} = MePO_4 + Me(OH)_3

Chemical Phosphorus Removal Metric Output

Interactive visualization based on your current inputs

Calculated Value
0.0171342513684Coagulant Dose

What Is the Wastewater Phosphorus Precipitation (Alum & Ferric Chloride) Calculator?

This tool computes wastewater phosphorus precipitation (alum & ferric chloride) calculator with high precision arithmetic.

How Does the Wastewater Phosphorus Precipitation (Alum & Ferric Chloride) Calculator Work?

Calculates stoichiometric and design chemical dosing of Alum or Ferric Chloride for wastewater phosphorus precipitation and predicts generated chemical sludge mass.

Wastewater Phosphorus Precipitation (Alum & Ferric Chloride) Calculator Formula & Variables

The core mathematical equation utilized by this calculator is expressed as:

Molesmetal=(Me:P)⋅Q⋅ΔP30.97,Masssludge=MePO4+Me(OH)3\text{Moles}_{metal} = (\text{Me:P}) \cdot \frac{Q \cdot \Delta P}{30.97}, \quad \text{Mass}_{sludge} = MePO_4 + Me(OH)_3

Calculates stoichiometric and design chemical dosing of Alum or Ferric Chloride for wastewater phosphorus precipitation and predicts generated chemical sludge mass.

How to Use the Wastewater Phosphorus Precipitation (Alum & Ferric Chloride) Calculator

  1. Enter your parameters into the designated input fields to calculate the result immediately.

Step-by-Step Example Calculation

Wastewater Phosphorus Precipitation (Alum & Ferric Chloride) Calculator Example

Input Values:

wastewaterFlowRateM3Day:16000
influentTotalPhosphorusMgL:5.5
targetEffluentPhosphorusMgL:0.4
coagulantType:2
metalToPhosphorusMolarRatio:1.6
Worked Steps: Sample evaluation based on standard reference conditions.

Understanding Your Result

The calculated primary figure indicates the optimal or required kg/d.

Factors That Affect the Result

  • Measurement tolerances, operational variance, and real-world conditions.

When Should You Use This Calculator?

  • Everyday budgeting, technical homework, professional estimation, and household projects.

Assumptions & Limitations

  • Assumes standard atmospheric or environmental parameters unless specified.

Frequently Asked Questions

Calculation Accuracy & Reference Note

Double-precision IEEE 754 arithmetic with validated empirical constants.

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