Extraction Centrifuges—Intensified Equipment Facilitating Modular and Flexible Plant Concepts
Abstract
:1. Introduction
2. Extraction Centrifuges
2.1. Theory of Operation
2.2. Fields of Application
3. Smart Multi-Purpose Production Facilities
4. Extractive Centrifuges at Lonza
4.1. Feasibility Studies and Scale-Up
- Poor Phase separation
- Tendency to form emulsions
- High-energy input necessary
- Low number of theoretical stages necessary (<5) and low construction height obligatory
4.2. Application in Production Facilities
5. Conclusions
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Parameter | V02/CS50 | V10/CS 250 | CS 330 | V16 | V20/CS 500 |
---|---|---|---|---|---|
Flow rate (l/min) | 0.01–1 | 1.0–100 | 1.0–160 | 1.0–300 | 1.0–750 |
L × W × H (cm) | 30 × 30 × 60 | 70 × 70 × 170 | 105 × 105 × 214 | 112 × 112 × 230 | 120 × 120 × 260 |
Mass (kg) | 30 | 400 | 900 | 1400 | 2000 |
Rotor rpm | 0–6000 | 0–3000 | 0–3000 | 0–2400 | 0–2100 |
g-force | 0–1000 | 0–1250 | 0–1600 | 0–1250 | 0–1250 |
Parameter | BXP012 | BXP025 | BXP040 | BXP080 | BXP190 | BXP320 | BXP360 | BXP520 |
---|---|---|---|---|---|---|---|---|
Flow rate (l/min) | 0–0.03 | 0–0.2 | 0.01–1 | 1.0–11 | 1.0–60 | 1.0–230 | 1.0–460 | 1.0–1000 |
L × W × H (cm) | 10 × 10 × 29 | 17 × 17 × 48 | 18 × 18 × 49 | 38 × 38 × 57 | 55 × 55 × 130 | 94 × 94 × 155 | 104 × 104 × 185 | 133 × 133 × 230 |
Mass (kg) | n.a. | n.a. | n.a. | n.a. | n.a. | n.a. | n.a. | n.a. |
Rotor rpm | 0–10,000 | 0–4000 | 0–3600 | 0–3600 | 0–3500 | 0–3500 | 0–3500 | 0–1750 |
g-force | 671 | 224 | 290 | 580 | 1377 | 2318 | 2608 | 890 |
Density Difference | Small Δρ ≤ 50 kg/m3 | Medium 50 kg/m3 ≤ Δρ ≤ 250 kg/m3 | Large Δρ ≥ 250 kg/m3 |
---|---|---|---|
Viscosity | Similar to water η ≤ 3 mPas | Increased 3 mPas ≤ η ≤ 10 mPas | high η ≥ 10 mPas |
Interfacial tension | Small σ ≤ 5 mN/m | Medium 5 mN/m ≤ σ ≤ 15 mN/m | Large σ ≥ 15 mN/m |
Settling time | Well coalescing tE ≤ 60 s | Inhibited coalescence 60 s ≤ tE ≤ 300 s | Bad coalescence tE ≥ 300 s |
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Seyfang, B.C.; Klein, A.; Grützner, T. Extraction Centrifuges—Intensified Equipment Facilitating Modular and Flexible Plant Concepts. ChemEngineering 2019, 3, 17. https://doi.org/10.3390/chemengineering3010017
Seyfang BC, Klein A, Grützner T. Extraction Centrifuges—Intensified Equipment Facilitating Modular and Flexible Plant Concepts. ChemEngineering. 2019; 3(1):17. https://doi.org/10.3390/chemengineering3010017
Chicago/Turabian StyleSeyfang, Bernhard C., Andreas Klein, and Thomas Grützner. 2019. "Extraction Centrifuges—Intensified Equipment Facilitating Modular and Flexible Plant Concepts" ChemEngineering 3, no. 1: 17. https://doi.org/10.3390/chemengineering3010017