A measurement principle, theoretical calculation and error analysis of piezoresistive differential pressure measurement system have been analyzed calculated as emphases.
本文着重分析计算了扩散硅差压测量系统的测量原理、理论计算、设计与误差分析。
The differential pressure signals of flow in a horizontal pipe are studied by wavelet analysis. The flow pattern can be recognized easily according to the characteristics of plug flow and wave flow.
采用小波变换分析水平管流上的压差信号，根据段塞流与波状流的小波分析特性，可容易地识别流型。
The main works are listed as follows:1) Based on higher-order statistics technique, a new method for differential pressure fluctuation signal analysis of gas-liquid two-phase flow is proposed.
基于高阶统计量技术，提出了一种气液两相流差压波动信号分析的新方法。
The mathematical models of differential pressure transmitter of force-balanced type are presented. The general method of dynamic analysis of the instrument is discussed.
本文建立了力平衡式差压（压力）变送器的数学模型，论述了此仪表动态特性分析的一般方法。
The mathematical models of differential pressure transmitter of force-balanced type are presented. The general method of dynamic analysis of the instrument is discussed.
本文建立了力平衡式差压（压力）变送器的数学模型，论述了此仪表动态特性分析的一般方法。
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