910 / 2024-09-19 18:35:23
Wave energy enhanced high power dissolved oxygen seawater battery for small-scale ocean monitoring system
Dissolved Oxygen Seawater Battery,Power Enhancement Mechanism,In-situ Energy Supply,Wave energy
摘要录用
Shixun Li / Xiamen University
Jujia Chen / Xiamen University
Jinhui Zhang / Xiamen University
Lifeng Qin / Xiamen University
Wei Zhou / Xiamen University
The coastal zone provides vital resources to support various life styles. The full exploitation of marine resources requires the support of advanced ocean monitoring equipment. However, the realization of long endurance operation of detection equipment has been one of the constraints for researchers to observe and monitor ocean systems. The seawater battery uses the ocean water as the electrolyte and has the characteristic of realizing in-situ energy supply. However, conventional dissolved oxygen seawater batteries suffer from low volumetric power density levels. Therefore, it is significant to study seawater batteries with high energy density, high safety performance and high power output to solve the problem of in-situ supply of energy for marine equipment, which is meaningful to the ocean economy as well as the sustainable application of the ocean equipment. This paper presents a method to harvest wave energy to drive the cathode rotation of a seawater battery. The seawater battery constructs active flow field through wave energy, and breaks through the seawater battery mass transfer barrier, reduces the thickness of diffusion layer, improves the seawater battery oxygen capture efficiency, and realizes high power density output. This method provides a viable solution for long endurance operation of ocean sensors.

 
重要日期
  • 会议日期

    01月13日

    2025

    01月17日

    2025

  • 09月27日 2024

    初稿截稿日期

  • 01月17日 2025

    注册截止日期

主办单位
State Key Laboratory of Marine Environmental Science, Xiamen University
承办单位
State Key Laboratory of Marine Environmental Science, Xiamen University
Department of Earth Sciences, National Natural Science Foundation of China
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