Monitoring Viscosity and Total Solids Content of Milk Protein Concentrate Using an Inline Acoustic Flowmeter at Laboratory Scale
Abstract
:1. Introduction
- 1.
- Evaluate the potential of an inline acoustic flowmeter (FLOWave) to monitor viscosity, protein and TS content of reconstituted MPC85 of varying TS content (4–21%) at laboratory scale.
- 2.
- Develop mathematical models using inline acoustic parameters to predict viscosity, protein and TS content in concentrated dairy systems.
2. Materials and Methods
2.1. Raw Materials
2.2. Experimental Laboratory Set-Up
2.2.1. Sample Preparation—MPC85
2.2.2. Sample Preparation—sMPC
2.2.3. Experimental Laboratory Scale Flow Set-Up—MPC85 and sMPC
2.3. MPC85 and sMPC Measurements
2.3.1. Reference Apparent Viscosity Measurements
2.3.2. Protein Content
2.3.3. Density
2.4. Statistical Methods
3. Results and Discussion
3.1. Effect of Total Solids Content on Apparent Viscosity of MPC85
3.1.1. Evaluation of an Inline Acoustic Flowmeter to Monitor MPC85 Viscosity at Different Total Solids Content
3.1.2. Effect of Flowrate and Shear Rate on MPC85 Viscosity and Acoustic Transmission at 21% TS
3.2. Evaluation of an Inline Acoustic Flowmeter to Monitor Protein/Total Solids Content of MPC85
4. Conclusions
Supplementary Materials
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Model | Equation | R2 | SEP | SSE | RMSE | BIC | AIC |
---|---|---|---|---|---|---|---|
Polynomial | ηp = 2768 − 57.54 × AT + 0.2992 × AT2 (a) | 0.97 | 1.86 | 96.11 | 2.53 | 32.25 | 39.86 |
Exponential | ηp = 2 × 109 × e−0.213 × AT | 0.89 | 2.21 | 110.80 | 2.72 | 38.18 | 32.07 |
Power | ηp = 7 × 1039 × AT−19.89 | 0.90 | 2.03 | 133.96 | 2.99 | 41.02 | 34.92 |
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Bista, A.; Tobin, J.T.; O’Donnell, C.P.; O’Shea, N. Monitoring Viscosity and Total Solids Content of Milk Protein Concentrate Using an Inline Acoustic Flowmeter at Laboratory Scale. Foods 2020, 9, 1310. https://doi.org/10.3390/foods9091310
Bista A, Tobin JT, O’Donnell CP, O’Shea N. Monitoring Viscosity and Total Solids Content of Milk Protein Concentrate Using an Inline Acoustic Flowmeter at Laboratory Scale. Foods. 2020; 9(9):1310. https://doi.org/10.3390/foods9091310
Chicago/Turabian StyleBista, Archana, John T. Tobin, Colm P. O’Donnell, and Norah O’Shea. 2020. "Monitoring Viscosity and Total Solids Content of Milk Protein Concentrate Using an Inline Acoustic Flowmeter at Laboratory Scale" Foods 9, no. 9: 1310. https://doi.org/10.3390/foods9091310