压力传感器灵敏度电压非线性分析 关键词： 压力传感器，零点电漂移，灵敏度电压非线性 [gap=1090]Key words: pressure sensor, electric drift of the offset, electric nonlinearity for sensitivity
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That the pressure signal is not linear with input voltage for pressure sensors found in experiments. The phenomenon is called electric nonlinearity for sensitivity.
实验发现压阻型压力传感器的压力输出信号与外加电压并不是线性关系，存在着灵敏度电压非线性。
The phenomenon is called electric nonlinearity for sensitivity. The nonlinear resistors, forming the bridge in pressure sensor, are influenced by temperature, input voltage and pressure together.
本文指出组成压阻型压力传感器电桥的电阻受温度、输入电压、压力的共同影响，在此基础上提出非线性扩散电阻的多维模型。
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