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压磁传感器压力检测的交-直变换技术研究

Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 2010-04-15

Journal: 压电与声光

Included Journals: CSCD、ISTIC、PKU

Volume: 32

Issue: 2

Page Number: 314-317

ISSN: 1004-2474

Key Words: 压磁传感器;交-直变换;电路设计;测试

Abstract: 采用电路设计与原理分析相结合的方法对坡莫合金压磁式测力传感器测试系统的交-直变换电路进行了研究.针对坡莫合金压磁式测力传感器的特点,设计了传感器测试系统及交-直变换电路,并对交-直变换电路中的电源、功放、精密整流滤波电路、电压调整器、仪用放大器、低通滤波器等关键组成部件进行了深入探讨.所设计的交-直变换方案保持了传统电桥高灵敏度的优点,测试实验验证了电路的合理性.

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