Measurement System for Lossy Capacitive Sensors: Application to Edible Oils Quality Assessment
Abstract
:1. Introduction
2. Reference Measurements
2.1. Chemical Measurement
2.2. Dielectric Measurement
2.3. Regression Analysis
3. Measurement Setup
3.1. Capacitive Sensor
3.2. Measurement Circuit
4. Measurement Results
5. Conclusions
Author Contributions
Funding
Conflicts of Interest
References
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Sample | Relationship | R2 |
---|---|---|
Sunflower oil | AC = 0.9948 + 0.0005751 | 0.99 |
Rapeseed oil | AC = 0.9458 + 0.007019 | 0.94 |
Corn oil | AC = 0.9669 + 0.007539 | 0.96 |
Olive oil 1 | AC = 0.9982 + 0.0005035 | 0.99 |
Olive oil 2 | AC = 0.9938 + 0.00193 | 0.99 |
Sample | Relationship | R2 |
---|---|---|
Sunflower oil | TPC = 122.1 − 369 | 0.93 |
Rapeseed oil | TPC = 149.5 − 454 | 0.89 |
Corn oil | TPC = 131.9 − 398.1 | 0.99 |
Olive oil1 | TPC = 96.71 − 289.6 | 0.82 |
Olive oil2 | TPC = 108.4 − 327.2 | 0.99 |
Sample | Relationship | R2 |
---|---|---|
Sunflower oil | C = 20.24 + 164.4 | 0.91 |
Rapeseed oil | C = 28.66 + 140.6 | 0.79 |
Corn oil | C = 25.04 + 151.2 | 0.97 |
Olive oil | C = 21.63 + 162.1 | 0.90 |
Olive oil | C = 14.45 + 183.8 | 0.51 |
Sample | Relationship | R2 |
---|---|---|
Sunflower oil | R = −1.026 + 172.9 | 0.74 |
Rapeseed oil | R = −5.607 + 148.2 | 0.45 |
Corn oil | R = −0.932 + 163.9 | 0.69 |
Olive oil | R = −1.212 + 230.1 | 0.91 |
Olive oil | R = −1.171 + 232.4 | 0.42 |
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Fendri, A.; Kallel, A.Y.; Nouri, H.; Ghariani, H.; Kanoun, O. Measurement System for Lossy Capacitive Sensors: Application to Edible Oils Quality Assessment. Sensors 2019, 19, 4299. https://doi.org/10.3390/s19194299
Fendri A, Kallel AY, Nouri H, Ghariani H, Kanoun O. Measurement System for Lossy Capacitive Sensors: Application to Edible Oils Quality Assessment. Sensors. 2019; 19(19):4299. https://doi.org/10.3390/s19194299
Chicago/Turabian StyleFendri, Ahmed, Ahmed Yahia Kallel, Hanen Nouri, Hamadi Ghariani, and Olfa Kanoun. 2019. "Measurement System for Lossy Capacitive Sensors: Application to Edible Oils Quality Assessment" Sensors 19, no. 19: 4299. https://doi.org/10.3390/s19194299