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Retort Cooling Water Disinfection Calculator

Calculates the required UV dose, chlorine contact time, tank volume, and total chlorine dosage for a dual-barrier water disinfection system.

📖 Need the theory? Read the methodology, assumptions, and equations in the full reference guide.
Read Retort Cooling Water Disinfection Calculator Guide →

1. Define Input Parameters

2. Engineering Output

Required UV Dose (D_UV_req)
- mJ/cm²
Coliforms After UV (C_uv)
- CFU/mL
Chlorine Contact Time (t_contact)
- min
Required Contact Tank Volume (V_tank)
- L
Total Chlorine Dose (Dose_Cl)
- mg/L

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Context & Assumptions

In food and beverage processing, retort cooling water requires a dual-barrier disinfection approach to prevent post-processing contamination. This system combines physical UV inactivation with chemical chlorine residuals to ensure water safety and prevent microbial recontamination in distribution piping.

Understand the Engineering Principles

Review the step-by-step derivations, typical industrial limits, and scale-up rules.

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