<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>Triboelectric nanogenerator has extensive applicability because of its capability of harvesting mechanical energy and flexible working modes. To research the optimum pressure and improve the recovered energy of the sliding-mode triboelectric nanogenerator, a contact model of the Al/PTFE tribo-pair is studied by ab initio calculation and finite element simulation. The F-atom of PTFE is proved to be the electron accepter and the charges transferred can be predicted by Bader charge analysis. The mathematical relation between interfacial distance, charges transferred and contact pressure can be fitted. By Gauss’s law, the electric field is simulated and the regeneration energy of the sliding-mode triboelectric nanogenerator can be evaluated by the total electric energy and friction loss. Finally, an optimum pressure can be set to the upper or lower limit of working pressure corresponding to larger recovered energy. And less friction coefficient and larger contact area are also effective methods for recovering energy.</p>
</abstract>

Triboelectric nanogenerator has extensive applicability because of its capability of harvesting mechanical energy and flexible working modes. To research the optimum pressure and improve the recovered energy of the sliding-mode triboelectric nanogenerator, a contact model of the Al/PTFE tribo-pair is studied by ab initio calculation and finite element simulation. The F-atom of PTFE is proved to be the electron accepter and the charges transferred can be predicted by Bader charge analysis. The mathematical relation between interfacial distance, charges transferred and contact pressure can be fitted. By Gauss’s law, the electric field is simulated and the regeneration energy of the sliding-mode triboelectric nanogenerator can be evaluated by the total electric energy and friction loss. Finally, an optimum pressure can be set to the upper or lower limit of working pressure corresponding to larger recovered energy. And less friction coefficient and larger contact area are also effective methods for recovering energy.

Mechanism and optimum pressure for sliding-mode nanogenerator

Polish Journal of Chemical Technology

This work is licensed under the Creative Commons Attribution 4.0 International License.

{"article-title":"Mechanism and optimum pressure for sliding-mode nanogenerator"}

Triboelectric nanogenerator has extensive applicability because of its capability of harvesting mechanical energy and flexible working modes. To research the...

Mechanism and optimum pressure for sliding-mode nanogenerator

Published Online: Mar 29, 2023

Page range: 35 - 39

DOI: https://doi.org/10.2478/pjct-2023-0006

Keywords
triboelectric nanogenerator, ab initio calculation, optimum pressure, recovered energy

© 2023 Hang Yun et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Mechanism and optimum pressure for sliding-mode nanogenerator

Published Online: Mar 29, 2023

Page range: 35 - 39

DOI: https://doi.org/10.2478/pjct-2023-0006

Keywordstriboelectric nanogenerator, ab initio calculation, optimum pressure, recovered energy

© 2023 Hang Yun et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Keywords
triboelectric nanogenerator, ab initio calculation, optimum pressure, recovered energy