一种基于压力流合信号分析和自适应动态编程的供水管道泄漏局部化方法
Xiaofeng Tang1, Juan Li1, Meijia He1
1College of Communication Engineering, Jilin University, Changchun, China.
Water research
|November 25, 2025
概括
本研究引入了一种新的方法,通过将压力和流量数据与自适应动态编程 (ADP) 结合起来,精确地确定水管中的泄漏. 这种方法提高了水分网的准确性和适应性.
科学领域:
- 工程 工程师 工程师 工程师
- 液压系统 液压系统 液压系统
- 信号处理 信号处理
背景情况:
- 精确的泄漏定位对于供水管道的稳定性至关重要.
- 使用单个压力信号和理想参数的传统方法的准确性和概括性有限.
- 管道泄漏会导致复杂的信号干扰,挑战现有的本地化技术.
研究的目的:
- 开发一种新的管道泄漏局部化方法,整合压力流合信号分析和自适应动态编程 (ADP).
- 提高供水系统中泄漏局部化的准确性和适应性.
- 在现实世界,可变条件下解决传统方法的局限性.
主要方法:
- 建立了使用特征方法 (MOC) 和有限差异近似计算的线性传播模型,用于合信号衰减.
- 重构了泄漏本地化作为一个非线性,受约束的,多步骤的动态优化问题.
- 应用了自适应动态编程 (ADP) 框架与批评者-演员神经网络架构来解决优化问题.
主要成果:
- 通过在工业级软件中的模拟和在实际供水系统上的实验来验证拟议的方法.
- 即使对于小漏洞和高系统变化,也证明了有效性.
- 在估计准确性和适应性方面表现优于传统的时间延迟和负压波衰减方法.
结论:
- 拟议的压力-流量融合信号分析与ADP提供了优越的泄漏局部化性能供水配电网络.
- 该方法由于其准确性和在不同条件下的适应性,具有实践应用的巨大潜力.
- 这种综合方法克服了传统泄漏检测技术的局限性.
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