给出了输油管道压力信号的卡尔曼滤波模型，并分析了模型参数对滤波效果的影响。
Kalman filter model of oil pipeline pressure wave is given out and the influences of model parameters on filtering effect are analysed.
指出在管输油品、线路走向及输量等已定时，影响等温输油管道总费用的主要因素有管材、管径及操作压力。
Once the throughput, pipeline route and oil kinds are defined, the main factors, which influence the total cost of isothermal oil pipeline, are material, diameter and design pressure.
设计了一套基于动态压力变送器的输油管道泄漏检测与定位系统，阐述了其系统组成和检测原理。
A leak detection and positioning system of oil pipeline based on dynamic pressure transmitter is designed, and the system composition and testing principle are specified.
输油管道的大落差段有特殊的水力状态，设置压力调节站是适应这种水力状态而广泛采用的技术。
The hydraulic state in critical downhill section of long pipeline is unusual, and installing pressure regulation station is a widely used method for meeting its special requirement.
研制的智能电子压力开关已在输油管道上应用。
The smart electron pressure switch has been applied in pipeline.
研制的智能电子压力开关已在输油管道上应用。
The smart electron pressure switch has been applied in pipeline.
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