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双H型石英陀螺耦合信号的分析模型

Keywords: 双H型石英陀螺,耦合噪声,静态耦合,动态耦合

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Abstract:

针对现有模型不能完全解释双H型石英音叉耦合信号某些特点的问题,提出一种分析双H型石英陀螺耦合信号的分析模型.通过对耦合信号的机理分析,将耦合信号分为静态耦合信号和动态耦合信号,分析了各种耦合信号产生原因及与驱动信号的相位关系.对静态耦合信号和动态耦合信号分别进行了实验验证,实验结果表明:静态耦合信号与驱动信号同频、同相、同波形,在检测正负两极呈共模状态,动态耦合信号与驱动信号同频,相位不正交,检测正负两极信号幅度不对称,驱动信号频率对动态耦合信号与驱动信号的相位差影响很大.

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