The seismo-hydromechanical behavior during deep geothermal reservoir stimulations: open questions tackled in a decameter-scale in situ stimulation experiment

F Amann, V Gischig, K Evans, J Doetsch, R Jalali… - Solid Earth, 2018 - se.copernicus.org
In this contribution, we present a review of scientific research results that address seismo-
hydromechanically coupled processes relevant for the development of a sustainable heat …

Induced seismicity characterization during hydraulic‐fracture monitoring with a shallow‐wellbore geophone array and broadband sensors

DW Eaton, N Igonin, A Poulin… - Seismological …, 2018 - pubs.geoscienceworld.org
ABSTRACT The Tony Creek Dual Microseismic Experiment (ToC2ME) is a field program
that used a diverse set of sensors to record a hydraulic‐fracturing completion program at a …

Hydraulic fracture monitoring in hard rock at 410 m depth with an advanced fluid-injection protocol and extensive sensor array

A Zang, O Stephansson, L Stenberg… - Geophysical Journal …, 2017 - academic.oup.com
In this paper, an underground experiment at the Äspö Hard Rock Laboratory (HRL) is
described. Main goal is optimizing geothermal heat exchange in crystalline rock mass at …

Comparison of the STA/LTA and power spectral density methods for microseismic event detection

Y Vaezi, M Van der Baan - … to the Monthly Notices of the Royal …, 2015 - academic.oup.com
Robust event detection and picking is a prerequisite for reliable (micro-) seismic
interpretations. Detection of weak events is a common challenge among various available …

Experimental investigation of the effects of heterogeneity and geostress difference on the 3D growth and distribution of hydrofracturing cracks in unconventional …

P Liu, Y Ju, PG Ranjith, Z Zheng, J Chen - Journal of Natural Gas Science …, 2016 - Elsevier
Accurate understanding and characterization of the growth and distribution of
hydrofracturing cracks is a pivotal issue in enhancing hydraulic fracturing stimulation of …

Microseismicity reveals fault activation before Mw 4.1 hydraulic-fracturing induced earthquake

TS Eyre, DW Eaton, M Zecevic… - Geophysical Journal …, 2019 - academic.oup.com
One of the largest induced seismic events attributed to hydraulic-fracturing operations, with a
moment magnitude (M w) of 4.1, occurred on 12 January 2016 in Alberta, Canada. The …

Fracture characterization using flowback salt-concentration transient

A Zolfaghari, H Dehghanpour, E Ghanbari, D Bearinger - Spe Journal, 2016 - onepetro.org
As observed in many shale-gas operations, salt concentration of flowback water increases
with time. Usually, the shape of salt-concentration/load-recovery plots is different from one …

Human‐induced seismicity and large‐scale hydrocarbon production in the USA and C anada

M Van der Baan, FJ Calixto - Geochemistry, Geophysics …, 2017 - Wiley Online Library
We compare current and historic seismicity rates in six States in the USA and three
Provinces in Canada to past and present hydrocarbon production. All States/Provinces are …

Recalibration of CO2 storage in shale: prospective and contingent storage resources, and capacity

L Hou, D Elsworth, L Zhang, P Gong, H Liu - Energy, 2024 - Elsevier
Storing CO 2 in shale formations is an essential complement to the resources of geological
CO 2 sequestration and the achievement of carbon neutrality. However, previous …

Detection and analysis of microseismic events using a Matched Filtering Algorithm (MFA)

E Caffagni, DW Eaton, JP Jones… - Geophysical Journal …, 2016 - academic.oup.com
Abstract A new Matched Filtering Algorithm (MFA) is proposed for detecting and analysing
microseismic events recorded by downhole monitoring of hydraulic fracturing. This method …