Geothermal Reservoir
The layered model of the Copahue geothermal reservoir, Argentina
... the reservoir of the volcano- hosted Copahue geothermal system is ...presented. Reservoir interpretation to date sug- gests a vapor-dominated ...pressurized reservoir better accounts for the ...
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Development of an updated geothermal reservoir conceptual model for NW Sabalan geothermal field, Iran
... Sabalan geothermal field using exploration ...Sabalan geothermal field is one of the 18 detected potential areas in Iran that is located in Northwest of the ...deep geothermal reservoir with a ...
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Monitoring of a geothermal reservoir by hybrid gravimetry; feasibility study applied to the Soultz-sous-Forêts and Rittershoffen sites in the Rhine graben
... a geothermal reservoir by hybrid gravimetry combining different types of instruments (permanent superconducting gravimeter, absolute ballistic gravimeter, and micro-gravimeters) and different techniques of ...
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Coda wave interferometry during the heating of deep geothermal reservoir rocks
... . Consistent changes in rock microstructure have been recently monitored within a wider range of temperatures in Westerly Granite using the same CWI method (Griffiths et al. 2018). Westerly Granite is an interesting ...
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On the feasibility of passive interferometry on a dense network for imaging and monitoring a geothermal reservoir
... In this work, we benefited from the high station density available close to the two geothermal sites of Soultz-sous-Forêts and Rittershoffen and the long duration of available data (up to 4 years). The recent ...
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A numerical sensitivity study of how permeability, porosity, geological structure, and hydraulic gradient control the lifetime of a geothermal reservoir
... The greater part of permeability in a sedimentary rock vol- ume is typically provided by fractures and their networks (e.g. Bear, 1993; De Marsily, 1986; Hestir and Long; 1990; Nelson, 1985). Thus, a thorough ...
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Parametric Study of Reservoir Parameters on Tracer Tests using Ethanol in a Geothermal Reservoir
... To simulate tracer test in a geothermal reservoir, a synthetic one-dimensional model of linear flow was developed [11]. The model dimension is 100 m long, 10 m wide and 10 m high (Fig -1). The size of each ...
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Predictability of properties of a fractured geothermal reservoir: the opportunities and limitations of an outcrop analogue study
... intensity in a fault zone often increases towards the fault core, and with increasing fault displacement (e.g. Faulkner et al. 2011; Hull 1988; Reyer et al. 2012; Shipton et al. 2013). Thus, damage zones of large-scale ...
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Estimating in situ rock mass strength and elastic modulus of granite from the Soultz-sous-Forêts geothermal reservoir (France)
... acterise geothermal reservoirs worldwide to empirically establish its validity under reservoir and small diameter wellbore ...measure reservoir deformation during stimulation using distributed ...
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Physical property relationships of the Rotokawa Andesite, a significant geothermal reservoir rock in the Taupo Volcanic Zone, New Zealand
... of geothermal res- ervoir ...from geothermal reservoirs, but the microstructural characteristics of the host rocks cannot be neglected when considering fluid flow, storage capacity, and total permeabil- ity ...
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Interpreting muon radiographic data in a fault zone: possible application to geothermal reservoir detection and monitoring
... and water supply reservoirs often form in fractured rocks. For example, the fault-hosted geothermal water is captured in fractured rocks within seismic faults. Tunneling through a fault zone can produce a sudden ...
6
Characterization of ambient seismic noise near a deep geothermal reservoir and implications for interferometric methods: a case study in northern Alsace, France
... of geothermal res- ervoirs is still under debate, at least one application has already been attempted using a local network of short-period seismometers around the geothermal site of Soultz-sous- Forêts ...
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The seismo-hydromechanical behavior during deep geothermal reservoir stimulations: open questions tackled in a decameter-scale in situ stimulation experiment
... from reservoir-scale projects is largely a result of the con- siderable depth of typical geothermal resources ...the reservoir. In the geothermal domain, such projects constitute expensive ...
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The significance of hydrothermal alteration zones for the mechanical behavior of a geothermal reservoir
... Clay minerals, which are a main product of hydrothermal alteration (e.g., Meunier 2005; Velde 1995), sometimes have very low friction coefficients of approximately 0.3 (e.g., Morrow et al. 1992 and references herein, and ...
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From oil field to geothermal reservoir: assessment for geothermal utilization of two regionally extensive Devonian carbonate aquifers in Alberta, Canada
... the reservoir properties, cemen- tation by anhydrite, calcite, and bitumen plugged pores and pore throats to variable degrees, thereby reducing reservoir porosity and thus permeability significantly (see ...
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Tectonic Control of the Reykjanes Geothermal Field in the Oblique Rift of SW Iceland: From Regional to Reservoir Scales
... The geothermal reservoir has been subject to a pressure decline due to production, which value was assessed for the period of 2008 to 2012 (Figure ...the reservoir pressure before the start of ...
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Matrix permeability of reservoir rocks, Ngatamariki geothermal field, Taupo Volcanic Zone, New Zealand
... on geothermal energy to generate approximately ...Ngatamariki geothermal field (NGF) ...the geothermal reservoir at Ngatamariki is of upmost importance for the efficiency and longevity of the ...
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Mass variation in outcome to high production activity in Kamojang Geothermal Field, Indonesia: A reservoir monitoring with relative and absolute gravimetry
... Kamojang Geothermal Field in the Garut region of west Java, about 40 km from the city of Bandung, is a vapor- dominated system with a reservoir depth of about 600 to 2000 ...Kamojang geothermal ...
11
Geothermal energy
... ) magmatic activity, whereas it decreases to 46 mW/m 2 in crust older than 800 million years [2]. In oceanic crust the concentration of radiogenic heating is neg- ligible due to the rock composition (basaltic), but the ...
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