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Concentration Ratio Calculation in RO Systems

Calculation of concentration ratio and flow rates for RO systems to verify design limits and scaling potential.

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1. Define Input Parameters

2. Engineering Output

Permeate Flow Rate (Q_w)
- m3/h
Concentrate Flow Rate (Q_ret)
- m3/h
Concentration Ratio (CR)
- dimensionless
Concentration Factor (CF)
- dimensionless

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Context & Assumptions

The concentration ratio (CR) quantifies the enrichment of solutes in the concentrate stream of a reverse-osmosis stage. This calculation is essential for estimating osmotic pressure rise and setting recovery limits to prevent mineral precipitation.

Understand the Engineering Principles

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

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