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A novel in situ stress measurement method based on acoustic emission Kaiser effect: a theoretical and experimental study [PDF]
Royal Society Open Science, 2018 Measurement of in situ stress is critical to understand the deformation and destruction of the underground space surrounding rock, and dynamic disaster of the coal mine.
Xin Bai +4 more
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Investigation and enhancement of stress-dependent compliance characteristics in deep in-situ stress measurements based on anelastic strain recovery (ASR) method [PDF]
Scientific ReportsTo accurately obtain the deep in-situ stress state during the construction of deep vertical shafts, laboratory-based Anelastic Strain Recovery (ASR) compliance experiments were conducted.
Tianyu Li +4 more
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Research into using a fiber Bragg grating sensor group for three-dimensional in situ stress measurement [PDF]
Geoscientific Instrumentation, Methods and Data Systems, 2022 The observation and estimation of the deep crustal stress state is a key and difficult problem for in situ stress measurement. Using a borehole wall strain gauge based on the overcoring stress-relieving method is one of the main methods of in situ stress
Y. Liu +10 more
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Dizhi lixue xuebao, 2023 The proposed 2000-meter-deep auxiliary shaft at the Xiling mine, Sanshan Island, Shandong Province, is an ultra-deep shaft construction project. Revealing the characteristics of the in-situ stress field in the shaft construction area is one of the ...
ZHU Mingde +8 more
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Development and research of in-situ stress parameters database for underground coal mines of China
Meikuang Anquan, 2021 Underground 1379 in-situ stress measurement items in underground coal mines of China was collected, including 928 items of the hydraulic fracturing, 427 items of stress release, 24 items of acoustic emission.
YI Bingding
doaj +1 more source
Frontiers in Earth Science, 2023 The appropriate design of the operating pressure of underground gas storages (UGSs) is of great significance to their safe and profitable operation. In situ stress is basic data for determining the upper limit pressure of UGSs, analyzing fault stability ...
Qun-yi Wang +6 more
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DIC-hole drilling method for in-situ residual stress measurement [PDF]
MATEC Web of Conferences, 2019 Residual stress measurement carries an important significance in ensuring safety and reliability of steel structures. In order to simplify the measurement procedure and enhance flexibility of the conventional hole drilling method to adopt in in-situ ...
Peng Yang +3 more
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Buildings, 2023 Aiming at some stress-induced failure phenomena in surrounding rock that occur during the construction of super-long and deep-buried tunnels, a method for estimating the in situ stress in the tunnels based on multivariate information integration is ...
Qitao Pei +5 more
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In-situ stress measurement and inversion analysis of a large hydropower project in southeast Tibet
Dizhi lixue xuebao, 2023 As a control and regulating project, the hydropower station in the Yigongzangbu basin of Tibet plays a vital role in meeting the electricity demand of the Tibetan power grid.
LI Zhengzheng +4 more
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Dizhi lixue xuebao, 2022 Accurately determining the stress state in deep shale reservoirs is the key to the efficient development of shale gas and other unconventional energy sources.
MENG Wen +5 more
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