Metrology & Measurement Technology, Volume. 45, Issue 1, 105(2025)

Study on the dynamic characteristics of pressure pipeline under gas⁃liquid mixing conditions

Bo SHI1,2、*, Xiaosong CHEN2, and Feng LI2
Author Affiliations
  • 1School of Energy and Power Engineering, Beihang University, Beijing100191, China
  • 2AVIC Changcheng Institute of Metrology & Measurement,Beijing100095, China
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    Figures & Tables(11)
    Schematic diagram of pipeline structure
    Characteristic curves of pipelines with media of different gas⁃liquid ratios
    Diagram of Sine pressure calibration device
    Partial test curve
    Test curves of the same pressure pipeline under different pressure conditions
    Test curves of pressure pipelines with different inner diameters
    Characteristic curves of pressure pipelines under different medium conditions
    Resonance frequency curves under different medium conditions
    • Table 1. Internal diameter data of pressure pipelines

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      Table 1. Internal diameter data of pressure pipelines

      序号引压管路内径 / mm
      14.0
      25.5
      36.5
      48.0
      511.0
    • Table 2. Medium conditions

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      Table 2. Medium conditions

      工况管路中介质
      1100%气体
      280%气体 + 20%液体
      360%气体 + 40%液体
      440%气体 + 60%液体
      520%气体 + 80%液体
    • Table 3. Resonant point frequency data

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      Table 3. Resonant point frequency data

      工况理论分析结果 / Hz试验结果 / Hz
      1187.8180 ~ 200
      2231.9220 ~ 240
      3310.4280 ~ 300
      4467.4400 ~ 450
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    Bo SHI, Xiaosong CHEN, Feng LI. Study on the dynamic characteristics of pressure pipeline under gas⁃liquid mixing conditions[J]. Metrology & Measurement Technology, 2025, 45(1): 105

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    Paper Information

    Category: Theory and Method

    Received: Dec. 13, 2024

    Accepted: --

    Published Online: Jul. 23, 2025

    The Author Email:

    DOI:10.11823/j.issn.1674-5795.2025.01.08

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