4 edition of The Mechanism of Induced Seismicity (Pageoph Topical Volumes) found in the catalog.
March 22, 2002
Written in English
|The Physical Object|
|Number of Pages||617|
One concern is HF‐induced seismicity, since fluids driven under high pressure also have the potential to reactivate faults. Controversy has inevitably followed these HF‐induced earthquakes, with economic and human losses from ground shaking at one extreme and moratoriums on resource development at the other. What are the mechanisms of induced seismicity? Shear-slip on fault planes is the most common earthquake source process. The factors involved in nucleation can be related by the “Mohr-Coulomb Theory”: Tcrit = μ(σn – P) + So.
The mechanism of induced seismicity can be categorized based on different causes. It is widely accepted that impoundment of reservoirs, mining, oil and gas exploration and production, including injecting fluids to the subsurface and extracting oil and gas from the underground, are related to induced . Induced seismicity refers to typically minor earthquakes and tremors that are caused by human activity that alters the stresses and strains on the Earth's induced seismicity is of a low magnitude. A few sites regularly have larger quakes, such as The Geysers geothermal plant in California which averaged two M4 events and 15 M3 events every year from to
The temporal distribution of induced seismicity following the filling of large reservoirs shows two types of response. At some reservoirs, seismicity begins almost immediately following the first filling of the reservoir. At others, pronounced increases in seismicity are not observed until a number of seasonal filling cycles have passed. ISBN: OCLC Number: Description: 1 online resource (VI, pages) Contents: Seasonal Seismicity of Northern California Before the Great Earthquake --Post-seismic Effects of an M Earthquake and Microseismicity in an Abandoned, Flooded, Deep Mine --Microseismicity Induced by Heavy Rainfall Around Flooded .
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The Mechanism of Induced Seismicity (Pageoph Topical Volumes) Paperback – Ma by Cezar I. Trifu (Editor) See all formats and editions Hide other formats and editions.
Price New from Used from Paperback "Please retry" $ $ $ PaperbackFormat: Paperback. The Assessment of Damage Around Critical Engineering Structures Using Induced Seismicity and Ultrasonic Techniques Will S.
Pettitt, Calum Baker, R. Paul Young, Lars-Olof Dahlström, Gunnar Ramqvist Pages An Application of Induced Seismicity Data Analysis for Detection of Spatial Structures and Temporal Regimes of Deformation Processes in Hydrocarbon Fields Pages.
The Rangely, Colorado, induced seismicity experiment is an important milestone in the study of induced seismicity that firmly established the effective stress mechanism for induced seismicity. Water injection at the Rangely oilfield began in in response to declining petroleum production and decreased reservoir pressures.
The Mechanism of Induced Seismicity | Cezar I. Trifu (auth.), Cezar I. Trifu (eds.) | download | B–OK. Download books for free. Find books. A workshop on Induced Seismicity was organized during the 27th General Assembly of the International Association of Seismology and Physics of Earth's Interior (IASPEI) in Wellington, New Zealand during JanuaryThis volume presents a collection of 16 papers accepted for publicationBrand: Birkhäuser Basel.
Here, we propose a multi-process causal mechanism for injection-induced earthquakes through a case study of the M w induced earthquake near Pohang Enhanced Geothermal System, Korea, where.
the occurrence of perceivable induced seismicity. 2 Triggering mechanisms The basic principle of induced seismicity is that the pres-sure buildup caused by ﬂuid injection reduces the effec-tive stresses, which brings the stress state closer to failure (Fig.
The observed clustering of seismicity can thus be explained by the lateral heterogeneity of permeability and crustal strength, and is overall consistent with a pressure-induced triggering mechanism.
1 Introduction. Itoiz Reservoir in central-western Pyrenees, Spain, a region of low-level ambient seismicity, was the location of a M reservoir-induced earthquake in September (Ruiz et al. a,b).Following further impoundment (to ), the seismicity has. W= Lefkada earthquake (Greece) and induced stress transfer changes was found equal to 9 km, the constrained focal mechanism revealed dextral strike–slip motion (φ=15°, Δ=80° and λ=°), gap of seismicity is observed between the two clusters.
The length of the activated zone is approximately 60 km. Recent research has demonstrated that when suitable physical measurements of rock properties are made, a fairly accurate model of induced seismicity can be obtained.
It appears possible to mitigate the hazard of RIS through manipulation of reservoir levels. The present volume is an updated and revised follow-up to the book.
To date 19 cases of reservoir-induced seismicity have been acknowledged in China and 15 of them are associated with karst. The Wujiangdu case is a typical one induced in the karst area.
In all cases, the materials must be pre-stressed to a substantial fraction of their breaking strength in order for seismicity to be induced.
Stress concentrations due to the presence of old faults or to inhomogeneities in the material properties play an important role in localizing induced by: Induced seismicity is widely detected during hydraulic fracture stimulation and oil/gas development.
To better understand how seismic events are induced, a thorough knowledge of the source mechanism is required. In this study, we have developed a new method to determine the focal mechanism for induced seismicity.
Focal mechanisms of the induced seismicity generated by the gas field are indicating normal faulting. It has been shown that normal faults-related earthquakes are the dissipation of stored gravitational energy and the depth of the activated seismic volume is about one third of the length of the collapsing hanging wall (i.e., the graviquakes.
Induced seismicity is the general term for any seismic activity caused by human activities. It is highly relevant to the question of global energy because it is a problem that arises in at least four major sources of energy: it has been linked to coal mining, oil drilling and reservoir impoundment for hydroelectricity.
Reliability of Seismic Moment Tensor Inversions for Induced Microseismicity at Kidd Mine, Ontario.- Effect of the Rock Properties on Mining-induced Seismicity Around the Ventersdorp Contact Reef, Witwatersrand Basin, South Africa.- The Assessment of Damage Around Critical Engineering Structures Using Induced Seismicitiy and Ultrasonic Techniques Bloggat om The Mechanism of Induced Seismicity Innehållsförteckning Seasonal Seismicity of Northern California Before the Great Earthquake.- Post-seismic Effects of an M Earthquake and Microseismicity in an Abandoned, Flooded, Deep Mine.- Microseismicity Induced by Heavy Rainfall Around Flooded Vertical Ore Veins.
A workshop on Induced Seismicity was organized during the 27th General Assembly of the International Association of Seismology and Physics of Earth's Interior (IASPEI) in Wellington, New Zealand during JanuaryThis volume presents a collection of 16 papers accepted for publication which accrued from this workshop.Significant new resources would be required if the USGS mission is expanded to include comprehensive monitoring and research on induced seismicity.
Gap. Mechanisms are lacking for efficient coordination of governmental agency response to seismic events that may have been induced. Proposed Actions. 1.Two mechanisms could be responsible for the induced seismicity: a large (> bars) increase in effective rock pressure; and an increase in the coefficient of friction.
The first mechanism requires that the initial state of the reservoir be predominantly liquid‐dominated.