Results 71 to 80 of about 96,456 (266)

Numerical simulation study on the evolution of the temperature field and frozen wall in fractured rock mass

open access: yesDeep Underground Science and Engineering, EarlyView.
The evolution of the temperature field and frozen wall under different fracture conditions was examined by an artificial ground freezing‐based thermal‐hydraulic coupled model. It was observed that fracture inclination affects the interaction extent of freezing pipes and fracture, while phase transition extent is the dominant factor for heat transfer in
Chenyi Zhang   +9 more
wiley   +1 more source

Sustainable Design of Energy Systems - The Case of Geothermal Energy [PDF]

open access: yes
Geothermal energy is one of the renewable energy resources with a vast potential. It is extended spatially in many areas, isolated from urban areas and direct uses, whereas its utilisation when it is not for electricity production is many times hampered ...
Dias Haralambopoulos, Heracles Polatidis
core  

Social impact analysis of potential geothermal resource areas : Circular C-104 [PDF]

open access: yes, 1984
Summary of social impacts associated with development of geothermal resources on lands for which Geothermal Resource Subzones were ...
State of Hawaii. Department of Land and Natural Resources, Division of Water and Land Development
core   +1 more source

Techno‐Economic Analysis of Solar‐Wind Hybrid Systems for Green Hydrogen Production in South Africa, KwaZulu‐Natal Province

open access: yesEnergy Science &Engineering, EarlyView.
ABSTRACT Rising global energy demand and the climate crisis have intensified the pursuit of renewable energy, with green hydrogen emerging as a key alternative to fossil fuels. South Africa, heavily reliant on coal‐based energy, faces pressure to decarbonize and transition to a green economy.
Sandile Mtolo   +4 more
wiley   +1 more source

Geothermal resource distribution and prospects for development and utilization in China

open access: yesNatural Gas Industry B
China is tectonically composed of a series of plates and orogenic belts and has been influenced by the Pacific and Indian plates since the Late Paleozoic, forming a regular distribution of Mesozoic and Cenozoic granites.
Jinchuan Zhang   +6 more
doaj   +1 more source

Parsimonious numerical modelling of deep geothermal reservoirs [PDF]

open access: yes, 2015
Numerical modelling has been undertaken to help improve understanding of a deep geothermal system being considered for development in the vicinity of Eastgate (Weardale, County Durham, UK).
Fairs, Tim H.   +2 more
core   +1 more source

Quantifying Parametric Influence on Cuttings Transport in Deviated Deep Wells Using Global Sensitivity Analysis Methods

open access: yesEnergy Science &Engineering, EarlyView.
Cuttings transport simulation workflow. ABSTRACT Efficient cuttings transport is essential for wellbore stability and minimizing non‐productive time in deviated and horizontal wells. This study applies global sensitivity analysis (GSA) to evaluate the influence of 14 drilling parameters on cuttings transport using WellPlanTM hydraulic simulations ...
Esraa A. Refaie   +3 more
wiley   +1 more source

Mapping and resource evaluation of deep high-temperature geothermal resources in the Jiyang Depression, China

open access: yesEnergy Geoscience
In China, geothermal resource utilization has mainly focused on resources at shallow and medium depths. Yet, the exploration of deep, high-temperature geothermal resources holds significant importance for achieving the “dual carbon” goals and the ...
Shaozheng Wang   +7 more
doaj   +1 more source

Hawaii geothermal project [PDF]

open access: yes
Hawaii's Geothermal Project is investigating the occurrence of geothermal resources in the archipelago, initially on the Island of Hawaii. The state's interest in geothermal development is keen, since it is almost totally dependent on imported oil for ...
Kamins, R. M.
core   +1 more source

Can you take the heat? – Geothermal energy in mining [PDF]

open access: yes, 2014
In 2013, there are less than 20 documented examples of operational geothermal systems on mine sites worldwide. This is surprising, since on remote mine sites, where fuels may have to be shipped in over great distances, heating and cooling from low ...
Preene, M., Younger, P.L.
core   +1 more source

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