微小位移的电测法 |
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引用本文: | 任新成. 微小位移的电测法[J]. 延安大学学报(自然科学版), 2003, 22(2): 34-36 |
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作者姓名: | 任新成 |
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作者单位: | 延安大学,物理与电子信息学院,陕西,延安,716000 |
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摘 要: | 将非电量测量转化为电量测量可以极大地提高对非电量测量的技术指标。微小位移的精确测量在诸多实验中均有重要的意义,为此,提出了若干种测量微小位移的电测法。
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关 键 词: | 微小位移 电容式测量 电感式测量 霍尔元件 电阻应变片 非平衡电桥 |
文章编号: | 1004-602X(2003)02-0034-03 |
修稿时间: | 2002-12-16 |
Electrical method for measuring minute displacement |
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Abstract: | Electrical method is often more accurate than nonelectrical method,and to measure minute displacement accurately is essentinl in many physical experiments.In this paper,several electrical methods to measure minute displacement are proposed. |
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Keywords: | minute displacement capacity measurement inductive measurement hal element strain chip of resistance unbalanced bridge |
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