| 基于AVR单片机的万能材料试验机控制系统 |
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| 引用本文： | 吴伟,王振清.基于AVR单片机的万能材料试验机控制系统[J].物理实验,2007,27(5):21-24. |
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| 作者姓名： | 吴伟 王振清 |
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| 作者单位： | 北京航空航天大学,材料科学与工程学院,北京,100083 |
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| 摘 要： | 采用AVR单片机AT90S8515作为控制核心,通过步进电机带动丝杠运动,利用光栅编码器、高精度力传感器、2个引伸计分别测量了位移、力及试件横、纵变形,在老式电子万能材料实验机上建立了新型计算机控制系统,可方便测定弹性模量和泊松比.
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| 关 键 词： | AVR单片机 光栅编码器 步进电机 弹性模量 泊松比 |
| 文章编号： | 1005-4642（2007）05-0021-04 |
| 修稿时间： | 2006-08-15 |
Automatic control system for multifunctional material testing machine based on AVR single chip microcomputer |
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| WU Wei,WANG Zhen-qing.Automatic control system for multifunctional material testing machine based on AVR single chip microcomputer[J].Physics Experimentation,2007,27(5):21-24. |
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| Authors: | WU Wei WANG Zhen-qing |
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| Institution: | School of Materials Science and Engineering, Beihang University, Beijing 100083, China |
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| Abstract: | We introduce the principle and method of automatic control system for multifunctional material testing machine,which is mainly based on AVR single chip microcomputer.The system can conveniently test dynamic modulus of elasticity and Poisson ratio,which are two of the most important indicators of materials. |
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| Keywords: | AVR single chip microcomputer optical rotary encoder step motor modulus of elasticity Poisson ratio |
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