最佳的压力传感器部署,用于在供水网络中的泄漏识别
1School of Mechanical Engineering, Tongji University, No. 1239, Siping Road, Shanghai 200092, China.
Sensors (Basel, Switzerland)
|July 8, 2023
概括
优化压力传感器在水分网 (WDNs) 中的放置对于尽量减少泄漏至关重要. 本研究提出了一种选择必要传感器的实用方法,考虑预算和传感器故障,以提高泄漏检测覆盖率和灵敏度.
科学领域:
- 水资源管理水资源的管理.
- 环境工程环境工程
- 网络分析 网络分析
背景情况:
- 在水分网 (WDNs) 中的管道泄漏会造成大量的能源浪费和经济损失.
- 压力传感器对于快速检测泄漏并最大限度地降低泄漏率至关重要.
- 像预算,传感器位置可用性和传感器故障等现实的限制会影响部署策略.
研究的目的:
- 提出一个实用的方法来优化压力传感器在WDN中的部署,以有效识别泄漏.
- 解决现实的限制,如预算限制,传感器安装现场可用性和传感器故障不确定性.
- 通过优化传感器放置来增强WDNs的泄漏识别能力.
主要方法:
- 开发了一种方法来优化压力传感器部署,考虑到预算,位置和传感器故障.
- 使用检测覆盖率 (DCR) 和总检测灵敏度 (TDS) 作为泄漏识别能力的评估指数.
- 采用模型模拟来生成泄漏事件并确定维护DCR的必要传感器,重点是用于故障容忍的补充传感器.
主要成果:
- 识别了必要的传感器,以保持最佳的DCR,并在相同的DCR下最大限度地提高TDS.
- 证明了能够确定补充传感器的能力,以最好地弥补由于传感器故障而导致的泄漏识别能力的损失.
- 通过使用典型的WDN Net3.3验证了该方法的适用于现实世界的项目.
结论:
- 拟议的方法提供了优化压力传感器部署在WDNs的实用方法.
- 该方法有效地平衡了泄漏检测性能 (DCR和TDS) 与现实的项目约束.
- 该方法适用于现实世界WDN泄漏管理和传感器网络设计.
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