关于在线校正抛光杆动力表卡和数字化应用动力表卡的研究
Hukun Yang1, Jianhua Ma1, Yongqin Dai1
1School of Mechanical Science and Engineering, Northeast Petroleum University, Daqing 163318, China.
Sensors (Basel, Switzerland)
|April 26, 2025
概括
这项研究引入了一种新方法,通过纠正抛光的棒动力计卡来准确计算油井产量和液体水平,解决漂移和摩擦问题,以便更好地进行工程数字化.
科学领域:
- 石油工程是石油工程中的一个.
- 机械工程 机械工程
- 地质物理学 地质物理学
背景情况:
- 抛光杆动力表因在变量负载和温度下长时间运行而遭受零和温度漂移.
- 分析动力表卡的传统方法忽略了摩擦负载,导致生产和液体水平计算的不准确性.
- 准确的实时数据对于优化石油开采和油井管理至关重要.
研究的目的:
- 开发一种快速识别方法,用于抛光杆动力表卡上的关键点.
- 为了建立一个摩擦负荷计算方法,用于速度逆转点.
- 通过使用更正的动力表数据,提高生产和液体水平计算的准确性.
主要方法:
- 提出了抛光杆动力表卡上四个特征点的快速识别方法.
- 开发了一种摩擦负载计算方法,用于速度逆转点A和C.
- 利用液体柱中的抛光棒串的重力来校准动力表卡.
- 采用一维波方程差异方法和用于卡片反转和校准的近似算法.
主要成果:
- 拟议的方法准确地识别了特征点,并计算了摩擦负荷.
- 在线校正抛光杆动力表卡显著提高了准确性.
- 从更正的动力表卡实现了90%以上的生产和液位计算准确度.
结论:
- 开发的方法有效地解决了抛光杆动力仪分析中的漂移和摩擦问题.
- 动力表卡的在线校准和反转使得生产和液体水平的确定非常准确.
- 这种方法有助于石油行业的工程数字化应用.
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