| 压电式振动能量采集电源管理电路分析 |
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| 引用本文： | 李金田,文玉梅. 压电式振动能量采集电源管理电路分析[J]. 电源技术, 2012, 36(4): 606-610. DOI: 10.3969/j.issn.1002-087X.2012.04.047 |
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| 作者姓名： | 李金田 文玉梅 |
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| 作者单位： | 1.长江师范学院物理学与电子工程学院,重庆408100;重庆大学光电技术及系统教育部重点实验室,重庆400044;2.重庆大学光电技术及系统教育部重点实验室,重庆,400044 |
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| 基金项目： | 国家自然科学基金重点项目(50830202) |
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| 摘 要： | 压电式振动能量采集的应用十分广泛,在许多能量采集装置中都采用压电元件实现能量转换.分析了振动能量采集装置中压电元件采集的能量输出管理电路,包括标准能量采集电路、DC-DC变换的优化标准能量采集电路、同步电荷提取电路、电感同步开关采集电路和双同步开关采集电路等五种电源管理电路的原理,比较了它们的能量采集输出效率,指出了各种电源管理电路的特点和适用条件.
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| 关 键 词： | 压电元件 振动能量采集,电源管理电路 能量采集电路效率 |
Analysis of power management circuit of vibration energy harvesting of piezoelectric element |
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| LI Jin-tian , WEN Yu-mei. Analysis of power management circuit of vibration energy harvesting of piezoelectric element[J]. Chinese Journal of Power Sources, 2012, 36(4): 606-610. DOI: 10.3969/j.issn.1002-087X.2012.04.047 |
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| Authors: | LI Jin-tian WEN Yu-mei |
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| Affiliation: | 1.School of Physics & Electron Engineering,Yangtze Normal University,Chongqing 408100,China; 2.Department of Optoelectronic Engineering,Key Laboratory for Optoelectronic Technology and Systems of Ministry of Education,Chongqing University,Chongqing 400044,China) |
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| Abstract: | Piezoelectric vibration energy harvesting is of extensive applications.The piezoelectric devices have been widely and intensively used in energy harvesting.In the paper,the developed harvesting circuits for piezoelectric vibration energy harvesting device,were summarized,including standard energy harvesting circuit,standard energy harvesting circuit with an optimization DC-to-DC power converter,synchronous electric charge extraction circuit,synchronized switch harvesting on inductor electric and double synchronized switch harvesting circuit.The comprehensive analysis and comparison was carried out on the technical merits,harvesting output efficiency and availability in various application regimes of these circuits. |
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| Keywords: | piezoelectric element vibration energy harvesting power management circuit energy harvesting circuit efficiency |
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