Geometric Similarity for Mixing
Calculates the scale factor, scaled impeller diameter, Reynolds numbers, and power requirements for scaling up mixing vessels while maintaining geometric similarity.
📖 Need the theory? Read the methodology, assumptions, and equations in the full reference guide.
1. Define Input Parameters
2. Engineering Output
Geometric Scale Factor (S)
- unitless
- unitless
Production Impeller Diameter (D2)
- m
- m
Pilot Reynolds Number (Re1)
- unitless
- unitless
Production Reynolds Number (Re2)
- unitless
- unitless
Pilot Power Requirement (P1)
- W
- W
Production Power Requirement (P2)
- W
- W
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Download Offline Excel CalculationContext & Assumptions
Geometric similarity is a fundamental principle in process engineering used to ensure that flow patterns and mixing characteristics are preserved when scaling up from pilot to production volumes. By maintaining constant ratios between linear dimensions, engineers can reliably predict the performance of larger vessels in chemical and biochemical manufacturing.
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