Distributed Sensing on a 110-kV Overhead-Line Maintenance Operation on an Operational Optical Ground Wire
Konstantinos Alexoudis, Torm Järvelill, Hendrik Johann Kerm, Kaida Kaeval, Florian Azendorf, Vincent Sleiffer, Jasper Müller, Chigo Okonkwo, Tom Bradley
Abstract
We demonstrate dual-modal distributed sensing on an operational 110-kV OPGW during crane maintenance. DAS resolves meter-scale lifting events and matches impulsive events to phone audio, while DTSS quantifies post-reclamping residual strain up to 398 με, enabling maintenance verification and asset monitoring in transmission grids.
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