Research on the Sensing Characteristics of an Integrated Grid-like Sensor Based on a Triboelectric Nanogenerator
<p>Schematic diagram of the integrated grid-like sensor: (<b>a</b>) structure and principle prototype; (<b>b</b>) structure parameters.</p> "> Figure 2
<p>Schematic diagram of the charge transfer of the grating-structured freestanding triboelectric layer nanogenerator. (I): The PTFE layer overlaps with EG1. (II): The PTFE slides from EG1 to EG2. (III): The PTFE layer overlaps with EG2. (IV): The PTFE slides from EG2 to EG1.</p> "> Figure 3
<p>Charge transfer of a TENG within an external circuit. Region 1:the non-overlapping surface of electrode EG1. Region 2: the overlapping surface of electrode EG1. Region 3: the overlapping surface of electrode EG2. Region 4:the non-overlapped surface of electrode EG2.</p> "> Figure 4
<p>Charge transfer of a TENG in an open circuit. (<b>a</b>) non-overlapping state, (<b>b</b>) overlapping state.</p> "> Figure 5
<p>Simulation of a TENG in working state. Red represents a positive electric potential, while blue represents a negative electric potential.</p> "> Figure 6
<p>Effect of speed on open-circuit voltage.</p> "> Figure 7
<p>Charge transfer at different speeds.</p> "> Figure 8
<p>The relationship between current and velocity.</p> "> Figure 9
<p>Effect of electrode spacing on charge transfer.</p> "> Figure 10
<p>Frequency monitoring test of the sensing device.</p> "> Figure 11
<p>Amplitude–frequency curve corresponding to the output electrical signal.</p> "> Figure 12
<p>Output voltage of the sensing device under different frequency excitations.</p> "> Figure 13
<p>Velocity correlation experiment of sensing device.</p> "> Figure 14
<p>Load voltage of a TENG at different speeds.</p> "> Figure 15
<p>The relationship between the maximum output voltage and speed.</p> "> Figure 16
<p>Voltage output for long time vibration under 5 Hz excitation.</p> ">
Abstract
:1. Introduction
2. Principle
2.1. Structure and Working Principle
2.2. The Relationship between Current and Speed
2.3. The Relationship between Voltage and Displacement
3. Simulation
3.1. The Relationship between Voltage and Displacement and Velocity
3.2. The Relationship between Charge Transfer, Displacement, and Velocity
4. Experiments and Analysis
4.1. Frequency Characteristic Experiment of Sensing Device
4.2. Velocity Characteristic Experiment of Sensing Device
4.3. Output Stability Experiment of Sensing Device
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Structural Parameters | Dimensions (mm) |
---|---|
Axial length of electrode, a | 54 |
Length of single-electrode grid, b | 60 |
Axial length of triboelectric layer, c | 65 |
Length of triboelectric layer, d | 75.4 |
Width of triboelectric layer grid, e | 5 |
Vertical gap in triboelectric layer, f | 5 |
Horizontal gap in triboelectric layer, g | 32.7 |
Width of single-electrode grid, h | 3 |
Horizontal gap between adjacent electrode grids, i | 1 |
Vertical gap between adjacent electrode grids, j | 2 |
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Zhao, S.; Han, G.; Deng, H.; Ma, M.; Zhong, X. Research on the Sensing Characteristics of an Integrated Grid-like Sensor Based on a Triboelectric Nanogenerator. Sensors 2024, 24, 869. https://doi.org/10.3390/s24030869
Zhao S, Han G, Deng H, Ma M, Zhong X. Research on the Sensing Characteristics of an Integrated Grid-like Sensor Based on a Triboelectric Nanogenerator. Sensors. 2024; 24(3):869. https://doi.org/10.3390/s24030869
Chicago/Turabian StyleZhao, Shiyu, Guanghui Han, Huaxia Deng, Mengchao Ma, and Xiang Zhong. 2024. "Research on the Sensing Characteristics of an Integrated Grid-like Sensor Based on a Triboelectric Nanogenerator" Sensors 24, no. 3: 869. https://doi.org/10.3390/s24030869