The aim of this page is to give a brief summary about the state of the art for Continuos Flow Centrifuges. Their applications and the several differences proposed in the literature are discussed in the following articles
Literature[edit | edit source]
Articles Strictly Related[edit | edit source]
Lars Hildebrandt, Denise M Mitrano, Tristan Zimmermann,"A Nanoplastic Sampling and Enrichment Approach by Continuous Flow Centrifugation", Frontiers Environment Science, Vol 8, 2020
- Capability of continuous flow centrifugation to retain nanoplastic particles (∼160 nm) from ultrapure water
- Efficiency depending on the pump rate
- Recirculating the water through the system two and three times at the highest tested flow rate led to retention efficiencies >90%
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Jaydeep B. Deshpande, Govinda R. Navale, Mahesh S. Dharne, "Continuous Interfacial Centrifugal Separation and Recovery of Silver Nanoparticles", Chemical Engineering Technology, Vol 43, 2020
- Continuous-flow separation and recovery of silver nanoparticles (AgNPs) using an annular centrifugal extractor
- Liquid-liquid interface based on the balance between centrifugal force and the solubility of the capping agent
- Mathematical model is presented
- Method also suitable for separation of large particles or 1D/2D nanostructures even employing a single annular centrifugal extractor
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Masoud Goharrokhi, David A. Lobb, Philip N. Owens, "Evaluation of high-flow rate continuous-flow centrifugation and filtration devices for sampling and concentrating fine-grained suspended sediment", Hydrological Processes, Vol 34, 2020
- M512 continuous-flow centrifuge
- Continuous filtration using PENTEK 1 μm filtration bags
- Filtration system collected a representative sample of ambient suspended sediment
- Filtration systems in series have advantages
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Henrique Stel, Edgar M. Ofuchi, Sergio Chiva, Rigoberto E.M. Morales,"Numerical simulation of gas-liquid flows in a centrifugal rotor", Chemical Engineering Science, Vol 221, 2020
- A numerical study of the gas-liquid flow in a centrifugal rotor is conducted
- A polydispersed Euler-Euler model is adopted with many gas-liquid interactions
- Numerical results agree well with previously published experimental data.
- Sensibility of results to interface forces and turbulence effects is analyzed.
- The model can assess valuable information of gas-liquid flow in centrifugal rotors.
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L. Hildebrandt, N. Voigt, T. Zimmermann, "Evaluation of continuous flow centrifugation as an alternative technique to sample microplastic from water bodies", Marine Environmental Research, Marine Environmental Research, Vol 151, 2019
- A new non-size-discriminating sampling technique for small microplastic in water was validated.
- Quantitative recovery for six different microplastic types was achieved.
- The used small microplastic particles covered a broad size and density range.
- Positively and negatively buoyant microplastic can be sampled.
- Virgin and microplastic suspended in riverine water were retained
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M. Saad Bhamla, Brandon Benson, Chew Chai, Georgios Katsikis, "Hand-powered ultralow-cost paper centrifuge", Nature Biomedical Engineering, 2017
- Ultralow-cost, lightweight, human-powered paper centrifuge
- Speeds of 125,000 r.p.m - equivalent centrifugal forces of 30,000 g
- Separate pure plasma from whole blood in less than 1.5 min
- Show that paperfuge-like centrifugal microfluidic devices can be made of polydimethylsiloxane, plastic and 3D-printed polymeric materials
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Kathleen E. Conn, Richard S. Dinicola, Robert W. Black, Stephen E. Cox, Richard W. Sheibley, James R. Foreman, "Continuous-flow centrifugation to collect suspended sediment for chemical analysis", Techniques and Methods 1-D6, 2016
- Field protocol is described utilizing continuous‑flow centrifugation for collection of suspended sediment for chemical analysis.
- Centrifuge used is small, lightweight, and portable for the field applications described in this protocol
- The particle-size distribution of the captured sediment changes to a more fine-grained sample during centrifugation
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Beckman Coulter, "Overview of Continuous Flow Centrifugation", News Medical Life Science, 2016
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Nader Moazami, Kiyotaka Fuchamachi, Mariko Kobayashi, "Axial and centrifugal continuous-flow rotary pumps: A translation from pump mechanics to clinical practice", The Journal of Heart and Lung Transplantation, Vol 32, 2013
- Major classification of these pumps as axial or centrifugal continuous-flow devices
- Difference in inherent mechanics and describing how these features translate clinically to pump selection and patient management issues
- Axial vs centrifugal pump and bearing design
- Review of axial vs centrifugal physiology
- Pre-load and after-load sensitivity / flow pulsatility / issues related to automatic physiologic control and suction prevention algorithms is offered
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Articles Related[edit | edit source]
__________________________________________________________________________________________________________________________________Gianluca Palmara, Francesca Frascella, Ignazio Roppolo, "Functional 3D printing: Approaches and bioapplications", Biosensors and Bioelectronics, Vol 175, 2021
- New trends of functional 3D-printed technology for bioapplications are reviewed.
- Fundamentals of additive manufacturing for functional 3D printing are described.
- Advancedmaterials for biorecognition, biocatalysis, and precision medicine are discussed.
- The perspective of functional 3D printing in biological field is envisioned.
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Friederike Stock, Christian Kochleus, Beate Bänsch-Baltruschat, "Sampling techniques and preparation methods for microplastic analyses in the aquatic environment – A review", TrAC Trends in Analytical Chemistry Vol 113, 2019
- Comparison of different sampling methods for water, sediment and biota.
- Sample preparation with organic digestion and density separation.
- Standardization and harmonization of sampling and sample preparation methods is needed
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Iris Vural Gürsel, Safa Kutup Kurt, Jasper Aalders, Krishna D.P. Nigam, "Utilization of milli-scale coiled flow inverter in combination with phase separator for continuous flow liquid–liquid extraction processes", Chemical Engineering Journal, Vol 283, 2016
- Liquid–liquid extraction setup was developed using milli-CFI and a phase separator.
- Two separator concepts utilizing capillary forces were investigated.
- Extraction performance was tested for two EFCE recommended model systems.
- Compared to straight tube setup about 20% higher extraction efficiency was achieved.
- Slug flow regime was maintained at 7.2 l/h which is highest reported in literature.
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Ivan Netuka MD, Tomáš Kvasnička, Jan Kvasnička, "Evaluation of von Willebrand factor with a fully magnetically levitated centrifugal continuous-flow left ventricular assist device in advanced heart failure", The Journal of Heart and Lung Transplantation, Volume 35, 2016
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Patents[edit | edit source]
Searching & Serch Terms [Google Scolar][edit | edit source]
- Continuous flow centrifuge - Continuous flow centrifuge rotor - Continuous flow centrifuge suspended sediment - Continuous flow centrifuge plastic - Continuous flow centrifuge 3d printed - Continuous flow centrifuge low cost