CASE C32 · US · 2025
DC Water:黎明前 3 小时内用无人机勘察约 850 ft 的 9 ft 污水压力干管
DC Water 用 LiDAR 无人机对一条于 2025 年发生故障的污水压力干管进行了施工前勘察。在黎明前约 3 小时的时段内,无人进入便完成了约 850 ft 长、直径 9 ft 管道的测绘。未给出成本比较,管道长度的表述也前后不一。
| 业主 | DC Water (Anacostia Force Main) |
| 服务商 | Gedeon GRC Consulting (for contractor Spiniello Companies) |
| 地点 | Washington, DC, United States |
| 机型 | Flyability Elios 3 with LiDAR payload and range extender |
| 传感器 | LiDAR, 4K video, 12 MP stills |
引入前
进入受限空间、高压清洗和 CCTV 检测,这需要将一条分流选择很少的干管完全临时停运。
引入无人机后
2025年7月的故障和修复之后,在凌晨 2–5 点的低流量锁定时段内,从一个 23 英寸人孔进行了施工前勘察飞行。
成果
| 指标 | 数值 | 依据 |
|---|---|---|
| survey time | about 850 linear ft mapped in about 3 hours | 报告值 |
| safety | no confined-space entry for field crews | 报告值 |
| shutdown | no full shutdown; work fitted into a low-flow window | 报告值 |
注意事项与局限
- Manufacturer case study; length is given variously as 800+, 850 and 900 ft, and the meta description wrongly says Brooklyn.
- The 3-hour window left little margin; year inferred from the dated failure and repair.
- No cost comparison is given.
要把一次飞行塞进短暂的时间窗口,取决于速度与能耗的平衡;见物流指南的论文卡片Minimizing energy and cost in range-limited drone deliveries with speed optimization。
来源
来源已核对: 2026-10-22