基于工业废热的无线传感器热电自动供电系统的性能研究
Yong Jiang1, Yupeng Wang1,2, Junhao Yan1
1School of Energy and Power Engineering, Huazhong University of Science and Technology, Wuhan 430074, China.
这项研究介绍了一种热电自动供电的无线传感器,可以收集工业废热. 它表现出稳定的运行和成本效益,在第四次工业革命中促进无线传感器的能源独立性.
科学领域:
- 收集能源 收集能源
- 无线传感器网络 无线传感器网络
- 热电发电是发电的热电发电方式.
背景情况:
- 在第四次工业革命中,无线传感器的日益增长的能源需求需要新的动力解决方案.
- 收获工业废热为自动供电的无线传感器操作提供了可持续的能源.
研究的目的:
- 提出和验证一个利用工业废热的热电自动供电无线传感器系统.
- 确定拟议系统的运行稳定性,能源效率和经济可行性.
- 通过最大功率点跟踪 (MPPT) 来优化发电.
主要方法:
- 在主动和休眠模式下精确测量无线传感器功耗.
- 在各种边界条件下开发和验证热电发电系统 (TPGS) 的模拟模型.
- 与传统电池相比,热电自动供电系统的经济分析.
- 实现一个SEPIC转换器用于MPPT优化热电发生器 (TEG) 模块.
主要成果:
- 在70°C的热源温度下,通过39.38秒的数据传输周期实现了稳定的无线传感器操作.
- 低温工业废热足以用于30秒数据传输周期的无线传感器.
- 热电自动供电系统的单元成本为9.1欧元,远低于高性能电池 (42%的电池成本).
- 基于SEPIC转换器的MPPT优化增加了TEG模块的输出功率高达47%.
结论:
- 开发的热电自动供电无线传感器有效地利用工业废热进行可持续运行.
- 该系统展示了显著的成本节约和改进的输出功率,加速无线传感器的能源独立性.
- 这项技术有望大大促进第四次工业革命的发展.
更多相关视频
04:22Author Spotlight: Advancements in High-Performance Thermoelectric Thin Films Through Radio Frequency Magnetron Sputtering
Published on: May 17, 2024
04:09Demonstrating the Simplicity and In Situ Temperature Monitoring of the Mechanochemical Synthesis of Metal Chalcogenides Suitable for Thermoelectrics
Published on: August 30, 2024
相关概念视频
Mechanism of heat transfer
The Carnot Cycle
What could be the theoretical limit to the efficiency of a heat engine? The...
Conduction, Convection and Radiation: Problem Solving
In order to solve a problem related to heat transfer, first of all, the situation needs to be examined to determine the type of heat transfer involved. This could...
Refrigerators and Heat Pumps
A household refrigerator removes heat from...
Statements of the Second Law of Thermodynamics
Heat Engines
Whenever we consider heat engines (and associated devices such as refrigerators and heat pumps), we do not use the standard sign convention for heat and work. For convenience, we assume that the symbols Qh, Qc, and W represent only the amounts of heat transferred...
