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本文介绍旋涡流对孔板流量计性能影响的试验研究结果。主要对β值和旋涡强度进行了研究分析。该项研究工作主要基于流动图形测试法、LDA激光多曾勒测速和管壁压力测量法,借助一个流体动力学装置完成的。另外。还对管内流动与△p差压测量之间的关系进行了研究。
This article describes the vortex flow on the orifice flow meter performance test results. Mainly on the β value and vortex strength of the research and analysis. The research work is mainly based on the flow pattern test method, LDA laser Dozler speed and wall pressure measurement method, with a hydrodynamic device to complete. In addition. The relationship between flow in the tube and differential pressure Δp was also studied.