Low-frequency distributed acoustic sensing for early gas detection in a wellbore

J Sharma, T Cuny, O Ogunsanwo… - IEEE Sensors …, 2020 - ieeexplore.ieee.org
An unexpected and unwanted influx of gas or “kick” into the wellbore during hydrocarbon
drilling can cause catastrophic blowout incidents, resulting in human casualties, ecological …

[HTML][HTML] On the use of low-frequency distributed acoustic sensing data for in-well monitoring and well integrity: qualitative interpretation

KE Haavik - SPE Journal, 2023 - onepetro.org
Distributed acoustic sensing (DAS) is used to monitor production and injection wells in real
time. Here we present theory, data examples, and interpretation of low-frequency (LF)-DAS …

Hydraulic fracture width inversion using simultaneous downhole tiltmeter and distributed acoustic sensing data

P Moradi, D Angus, M Sharma - SPE Hydraulic Fracturing Technology …, 2022 - onepetro.org
A new geomechanical modeling approach is presented to estimate hydraulic fracture width
based upon joint inversion of near-field and far-field slow deformation data measured …