传感器分时供电技术及其在低功耗混合式流量积算仪中的应用

Excitation Shared Technique of Sensors and Its Application in Low Power Mixed Flow Totalizer

介绍了传感器分时供电的工作原理 ,分析了传感器分时供电技术对传感器和激励源的要求 ,举例说明了精密恒流源的设计及选择原则 。

The schematic of excitation-shared technique of sensors is introduced,its requirements for sensors and excitation are analyzed,design and selection of precision excitation are demonstrated.At last,an application example of excitation-shared technique of sensors in low power mixed flow totalizer is introduced.