Results 1 to 10 of about 344 (154)
UNet–Based Temperature Simulation of Hot Dry Rock in the Gonghe Basin
Energies, 2022 Hot dry rock (HDR) geothermal energy, as a clean and renewable energy, has potential value in meeting the rapid demand of the social economy. Predicting the temperature distribution of a subsurface target zone is a fundamental issue for the exploration ...
Wanli Gao, Jingtao Zhao, Suping Peng
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Overview on hydrothermal and hot dry rock researches in China
China Geology, 2018 : Geothermal energy is a precious resource, which is widely distributed, varied, and abundant. China has entered a period of rapid development of geothermal energy since 2010.
Gui-ling Wang +5 more
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Review of artificial intelligence applications in geothermal energy extraction from hot dry rock
Deep Underground Science and EngineeringThe geothermal resources in hot dry rock (HDR) are considered the future trend in geothermal energy extraction due to their abundant reserves. However, exploitation of the resources is fraught with complexity and technical challenges arising from their ...
Kun Ji +5 more
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Energy Science & EngineeringHydraulic fracturing technology is widely used in Enhanced Geothermal System (EGS) projects to induce fractures and enhance the permeability of thermal reservoirs. The hydraulic fracturing process of hot dry rock (HDR) is actually a multiphysics coupling
Zhiyu Tan +4 more
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Investigation of the cutting effects on high-temperature granite based on cerchar abrasivity test [PDF]
Scientific ReportsThe high-temperature rock drilling is a key process in the exploitation of the hot-dry-rock (HDR) geothermal energy. Understanding the abrasive characteristics of HDR is critical for drilling efficiency and cost.
Qingshuai Yang +4 more
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EnergiesDeep borehole heat exchangers (DBHEs) have been widely used for extracting geothermal energy in China. However, the application of this technology in an open well with high temperature remains unknown. In this paper, the thermal performance of a DBHE installed in a groundwater-filled hot dry rock (HDR) well in the Gonghe Basin of Qinghai Province in ...
Zhang, Qixing +5 more
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Failure Behavior of Hot-Dry-Rock (HDR) in Enhanced Geothermal Systems: Macro to Micro Scale Effects [PDF]
Geofluids, 2020 Evaluations of the mechanical properties and failure modes of granite at high temperatures are important issues for underground projects such as enhanced geothermal systems and nuclear waste disposal. This paper presents the results of laboratory experiments that investigated the physico-mechanical failure behavior of granites at high temperatures. The
Hongwei Zhang +2 more
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A study of the application of turbine coring drilling technology to hot dry rock drilling
Shuiwen dizhi gongcheng dizhi, 2021 Exploration of hot dry rock in China has just started. In order to accurately evaluate the amount of hot dry rock geothermal resources in China, high-quality hot dry rock drilling cores are needed.
Xianfeng TAN +5 more
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Energy Exploration & Exploitation, 2023 How to improve the heat extraction performance of HDR (hot dry rock) is one of the most concerned problems in HDR extraction. The key is to take a reasonable method to evaluate the heat extraction performance of hot dry rock and find out the main factors
Kai Zhao +6 more
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Genesis and occurrence models of hot-dry geothermal resources in Guangxi
地质科技通报, 2022 As a kind of clean and renewable geothermal resource, dry hot rock (HDR) contains a huge potential for geothermal energy, which is of great development prospect and research value.
Minghang Sun +9 more
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