Self-Sensing Properties of Alkali Activated Blast Furnace Slag (BFS) Composites Reinforced with Carbon Fibers
Abstract
:1. Introduction
2. Experimental Program and Materials.
2.1. Materials and Sample Fabrication
Property | Value | Unit |
---|---|---|
Diameter | 7.2 | µm |
Length | 3.5 | mm |
Carbon content | 95 | % |
Tensile strength | 3800 | MPa |
Elastic modulus | 242 | GPa |
Resistivity | 1.52 × 10−3 | Ω·cm |
Density | 1.81 | g/cm3 |
2.2. Strain Sensing Tests
2.3. Damage Sensing Tests
3. Results and Discussion
3.1. Compressive Strength and Electrical Characterization
CF mass % | CF vol % | Resistance (Ohm) | Resistivity (Ohm·cm) |
---|---|---|---|
0% | 0% | 5.06 × 103 | 10.1·× 103 |
0.38% | 0.29% | 48.93 | 97.86 |
0.76% | 0.58% | 4.98 | 9.95 |
3.2. Strain Sensing Test
3.3. Damage Sensing Results
4. Conclusions
Acknowledgments
Conflicts of Interest
References
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Vilaplana, J.L.; Baeza, F.J.; Galao, O.; Zornoza, E.; Garcés, P. Self-Sensing Properties of Alkali Activated Blast Furnace Slag (BFS) Composites Reinforced with Carbon Fibers. Materials 2013, 6, 4776-4786. https://doi.org/10.3390/ma6104776
Vilaplana JL, Baeza FJ, Galao O, Zornoza E, Garcés P. Self-Sensing Properties of Alkali Activated Blast Furnace Slag (BFS) Composites Reinforced with Carbon Fibers. Materials. 2013; 6(10):4776-4786. https://doi.org/10.3390/ma6104776
Chicago/Turabian StyleVilaplana, Josep Lluís, Francisco Javier Baeza, Oscar Galao, Emilio Zornoza, and Pedro Garcés. 2013. "Self-Sensing Properties of Alkali Activated Blast Furnace Slag (BFS) Composites Reinforced with Carbon Fibers" Materials 6, no. 10: 4776-4786. https://doi.org/10.3390/ma6104776