| 一种悬臂压电发电机的研究 |
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| 引用本文： | 龚立娇,沈星.一种悬臂压电发电机的研究[J].电工电能新技术,2010,29(1). |
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| 作者姓名： | 龚立娇 沈星 |
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| 作者单位： | 1. 石河子大学机电学院,新疆,石河子,832003;南京航空航天大学智能材料与结构航空科技重点实验室,江苏,南京,210016
2. 南京航空航天大学智能材料与结构航空科技重点实验室,江苏,南京,210016 |
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| 基金项目： | 国家自然科学基金资助项目(50907042) |
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| 摘 要： | 简述了悬臂式PZT-金属复合结构在力作用下产生电荷的机理,设计并制备了一种压电式发电机,构建了试验平台,进行了器件弯曲振动时电能输出效果的实验研究。实验时,进行单频的稳态正弦激振实验:由激振器产生输出正弦激振力,作用于器件端部使其产生弯曲振动。结果表明,在所给的实验条件下,使用研制的器件实现了对弯曲振动能量的转换,输出电功率88.8μW。
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| 关 键 词： | 悬臂PZT-金属复合结构 发电 振动 微功率 |
Study of piezoelectric cantilever for power generation |
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| GONG Li-jiao,SHEN Xing.Study of piezoelectric cantilever for power generation[J].Advanced Technology of Electrical Engineering and Energy,2010,29(1). |
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| Authors: | GONG Li-jiao SHEN Xing |
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| Affiliation: | 1;2;1.Machinery and Electricity Engineering College;Shihezi University;Shihezi 832003;China;2.Aeronautics Science Key Laboratory for Smart Materials and Structures;Nanjing University of Aeronautics and Astronautics;Nanjing 210016;China |
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| Abstract: | The mechanism of electric charge appearance is described when the PZT-metal composite cantilever is under the force action.Then the piezoelectric device for power generation was designed and fabricated.The experimental system was setup.And experimental study was made to analyze the effect of energy conversion of bending vibration and power generation output.In the experiments of single frequency stable state sine wave vibration,the shaker was connected to an amplifier with sine wave function generator.When ... |
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| Keywords: | PZT-metal composite cantilever power generation vibrations micro power |
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