Review on heat extraction systems of hot dry rock: Classifications, benefits, limitations, research status and future prospects

M Qiao, Z Jing, C Feng, M Li, C Chen, X Zou… - … and Sustainable Energy …, 2024 - Elsevier
Hot dry rock geothermal resources are widely distributed at various reservoir depths,
possessing high energy potential and substantial extraction prospects. Heat extraction …

Coupled thermo-hydro-mechanical-chemical modeling on acid fracturing in carbonatite geothermal reservoirs containing a heterogeneous fracture

H Xu, J Cheng, Z Zhao, T Lin, G Liu, S Chen - Renewable Energy, 2021 - Elsevier
Acid fracturing and hydraulic fracturing are two useful methods to improve productivity of
geothermal wells. Compared with hydraulic fracturing, it remains challenging to select and …

Experimental study on the effects of chemical or microwave treatment on the tensile strength of hot dry rock

D Zhuang, T Yin, ZX Zhang, A Aladejare, Y Wu… - Renewable Energy, 2024 - Elsevier
The Brazilian disc (BD) specimens were heated to high temperatures up to 100–500° C
followed by immersion in chemical solutions or irradiation in a microwave oven. The …

[PDF][PDF] Enhanced Geothermal Systems–promises and challenges

A Sircar, K Solanki, N Bist, K Yadav - International Journal of …, 2022 - academia.edu
Geothermal energy plays a very important role in the energy basket of the world. However,
understanding the geothermal hotspots and exploiting the same from deep reservoirs, by …

Production capacity and mining plan optimization of fault/fracture‐controlled EGS model in Gonghe Basin

J Zhang, J Xie, H Zhang - Energy Science & Engineering, 2019 - Wiley Online Library
Taking full advantage of geological conditions is beneficial to reduce the development cost
and enhance the exploit of geothermal energy in the Gonghe Basin. In this paper, a thermal …

多分支井增强型地热开发系统设计及产能评价.

张杰, 谢经轩 - Natural Gas Industry, 2021 - search.ebscohost.com
增强型地热开发系统作为开发干热岩地热资源的一种有效手段, 其合理的结构设计对于实现干热
岩的有效开采至关重要. 为此, 基于传统的双井开发模型, 设计出了一种多分支井增强型地热开发 …

[HTML][HTML] Design and productivity evaluation of multi-lateral well enhanced geothermal development system

J Zhang, J Xie - Natural Gas Industry B, 2021 - Elsevier
Enhanced geothermal development system is an effective means to develop hot dry rock
geothermal resources, and its reasonable structural design is crucial to the efficient …

Predictions of rock temperature evolution at the Lahendong geothermal field by coupled numerical model with discrete fracture model scheme

M Qarinur, S Ogata, N Kinoshita, H Yasuhara - Energies, 2020 - mdpi.com
The comprehensive exploitation of geothermal fields has an impact on the productivity of the
reservoirs. To realize sustainable steam production, changes in the rock temperature need …

[HTML][HTML] 低渗储油层水力压裂裂缝延伸过程及成缝机理

张鹏海, 张子麟, 李明, 张潦源 - 东北大学学报: 自然科学版, 2019 - xuebao.neu.edu.cn
为了评价花古6 井低渗储油层的压裂效果, 在该井地表建立了微震监测系统. 基于微震监测结果,
利用裂纹延伸路径分析方法及矩张量分析方法对压裂过程中裂缝延伸的时空过程及成缝机理 …

[HTML][HTML] Study on the productivity and mechanism of physical field evolution of enhanced geothermal systems under different working fluid types and properties

H Cui, X Jiang, Z Mo, F Guo, S Guo, W Zhuang… - AIP Advances, 2024 - pubs.aip.org
The injected working fluid conditions directly affect the heat generation efficiency of a
stimulated hot dry rock reservoir. Taking exploration well GR1 in the Gonghe Basin of …