Results 91 to 100 of about 7,820 (306)

Compilation of geothermal information: exploration [PDF]

open access: yes, 1978
The Database for Geothermal Energy Exploration and Evaluation is a printout of selected references to publications covering the development of geothermal resources from the identification of an area to the production of elecric power. This annotated bibliography contains four sections: references, author index, author affiliation index, and descriptor ...
openaire   +2 more sources

History and results of surface exploration in the Kilauea East Rift Zone [PDF]

open access: yes, 1995
"Government-funded surveys of the Kilauea East Rift Zone have resulted in a wealth of geophysical and geochemical data from an active volcanic area. All data are clearly of academic interest; Hawaii was used as a testing ground for various geophysical ...
McNitt, James R.   +4 more
core  

Experimental study on burning rate and flame geometry in construction tunnel fires under high geothermal conditions

open access: yesDeep Underground Science and Engineering, EarlyView.
Abstract As tunnel construction advances in lengths and depths, the construction of tunnels in high geothermal environments has become increasingly common, raising significant fire risks. In this study, a 1:20 scale model tunnel test platform was constructed to investigate the effects of a high geothermal environment on fire behavior in tunnels during ...
Xiaoxian Fei   +6 more
wiley   +1 more source

Calculation of gross electrical power from the production wells in Lahendong geothermal field in North Sulawesi, Indonesia

open access: yes, 2010
Geothermal energy in the Province of North Sulawesi in Indonesia has potential to produce 865 MW of electricity. One of the geothermal prospects in North Sulawesi that has been developed to generate electricity is Lahendong geothermal field.
Maluegha, Benny Lokombanua
core  

Slip versus dilation tendency parameter space as a tool for prospecting structurally controlled geothermal systems in greenfield: insights from the greater Ruhr region

open access: yesDeep Underground Science and Engineering, EarlyView.
This study highlights that with the static and time‐dependent evolution of slip versus dilation tendency parameter space, structurally controlled deep geothermal systems can be selected within areas of higher permeability and lower seismic hazard. Abstract Faults play a vital role in the Earth's hydraulic system by facilitating fluid flow when dilating
Michal Kruszewski   +4 more
wiley   +1 more source

Missing a trick in geothermal exploration [PDF]

open access: yesNature Geoscience, 2014
Expansion of geothermal energy use across the globe is restricted by out-of-date prejudices. It is time for geothermal exploration to be extended to a broader range of environments and rejuvenated with the latest insights from relevant geoscience disciplines.
openaire   +1 more source

Assessing the prospective resource base for enhanced geothermal systems in Europe

open access: yes, 2014
In this study the resource base for EGS (enhanced geothermal systems) in Europe was quantified and economically constrained, applying a discounted cash-flow model to different techno-economic scenarios for future EGS in 2020, 2030, and 2050.
Manzella, Adelle   +15 more
core   +1 more source

The damage and failure mechanism of prestatically loaded rock during medium‐strain rate cyclic impact loading

open access: yesDeep Underground Science and Engineering, EarlyView.
Based on experimental results and theoretical analysis, an established rock damage accumulation model that comprehensively considers the preapplied static load, impact peak value, impact frequency, and impact times. Abstract To study the rock damage mechanism under high static loading and superimposed medium strain rate cyclic impact loading, a series ...
Wei Wang   +6 more
wiley   +1 more source

The financing of a demonstration geothermal project

open access: yes, 1985
Geothermal Resources Council Annual MeetingTransactions, Vol. 9, Part I, August 1985"The State of Hawaii started a geothermal exploration program, focuses in the Kilauea East Rift Zone of the Island, in the late 1960's.
Lesperance, Gerald O.
core  

Exploring wave propagation behaviors in rock: A grain‐based perspective on mineral structures

open access: yesDeep Underground Science and Engineering, EarlyView.
This study investigates wave propagation in rock at the grain scale using a grain‐based model, revealing that mineral elastic modulus significantly influences wave attenuation while grain size and distribution have limited effects. A novel peak particle velocity attenuation prediction model is proposed and validated for grain‐scale wave propagation ...
Zhiyi Liao   +3 more
wiley   +1 more source

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