Results 21 to 30 of about 15,750 (147)

Influence and repair of underground engineering construction on karst flow field

地质科技通报, 2022
Engineering construction changes the groundwater flow field and endanger the safety of buildings. Taking the large-scale underground complex along Jinan Jingshi Road as an example, the impact of engineering construction on the groundwater seepage field ...
Liting Xing, Miao Yu, Qingwei Su, Zhenhua Zhao, Yang Gao, Yunfeng Zhang   +5 more
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Design and flow field analysis of impregnated diamond bit for seafloor drill in soft-hard interlaced strata

Journal of Engineering and Applied Science, 2022
According to the seafloor drill working conditions and the complex formation characteristics of the seafloor, this paper aims to improve the adaptability of the diamond bit to the formation and the coring quality.
Jialiang Wang, Chen Chen, Dilei Qian, Fenfei Peng, Mengfei Yu, Yang Sun, Deping Peng   +6 more
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Study on the zoning of karst development in the Jiaodong Peninsula: Take the Zhongqiao area of Yantai City as an example

Carsologica Sinica, 2023
Karst is developed in all provinces of China. In Shandong Province, karst is mainly developed in its southwest part, and is sporadically distributed in the Jiaodong area.
Ning YANG, Meng SHI, Tao YIN, Linhong YU, Yuanfeng WANG, Jie ZHANG, Peipei FENG   +6 more
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Petrophysical Characterization and Gas Accumulation of Wufeng-Longmaxi Shale Reservoir in Eastern Margin of Sichuan Basin, SW China

Geofluids, 2022
Shale gas plays a significant role in meeting the increasing demand of energy resources, which enables the exploration and exploitation of gas from shale reservoir to be emphasized gradually.
Wei Wang, Dahua Li, Lijun Cheng, Ye Zhang, Jinxi Wang, Zhiping Zhang, Hualian Zhang, Dongxin Guo, Yuelei Zhang, Qing Hua, Jun Liu   +10 more
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Structural deformation characteristics and its influence on shale gas preservation of the Wufeng−Longmaxi Formation in the Wuxi area, Chongqing, China

Frontiers in Earth Science, 2023
The Upper Ordovician Wufeng to Lower Silurian Longmaxi Formation has a good material basis for marine shale gas development, and the structural preservation condition is the key factor to control the rich and integrated shale gas reservoirs in the Wuxi ...
Wei Li, Wei Li, Tongtong Luo, Tongtong Luo, Chuan Yu, Chuan Yu, Xuesong Tian, Xuesong Tian, Chaoya Sun, Chaoya Sun, Wei Wang, Wei Wang, Shengxiu Wang, Shengxiu Wang, Zheng Zhong, Zheng Zhong, Ye Zhang, Ye Zhang, Jun Liu, Jun Liu, Jun Liu   +20 more
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Numerical Simulation of Artificial Recharge Groundwater Effect on Overlying Soft Clay Compression Control

Advances in Civil Engineering, 2023
Soil deformation is prone to occur in the process of the foundation pit dewatering. A large number of metro existing tunnels are located in soft soil layers. The compression of soft soil poses a threat to metro existing tunnels.
Chenghua Xu, Dandan Yu, Gang Liu, Zujiang Luo, Zhao Li   +4 more
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Geology of the Yeşilyurt gold deposit: an example of low-angle normal fault related mineralization, Eastern Anatolia-Turkey

Bulletin of the Mineral Research and Exploration, 2021
Yeşilyurt gold mineralization is located within the provincial borders of Malatya and Adıyaman in the East Anatolian Region. This mineralization is one of the gold deposits which correlated with low-angle normal/detachment fault.
Kurtuluş Günay, Cahit Dönmez, Nail Yıldırım, Esra Yıldırım   +3 more
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Numerical simulation and protection of the dynamic change of Jinan karst spring based on coupling of seepage and conduit flow

Heliyon, 2022
The objective of this study was to predict the dynamic change in the spring water level more precisely, to provide timely solutions for karst spring protection.
Changsuo Li, Liting Xing, Yanan Dong, Yuming Peng, Xuerui Xing, Chuanlei Li, Zhenhua Zhao   +6 more
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Determination of Bromine in Brine by Wavelength Dispersive X-ray Fluorescence Spectrometry with Film Adsorption Pretreatment

Yankuang ceshi, 2015
Bromine exists mainly as ions in bromide brine and halide sulfate brine in the hydrosphere of the crust. Powder carrier pellet method is commonly used in analyzing bromine in brine by Wavelength Dispersive X-ray Fluorescence Spectrometry (WDXRF). However,
CHEN Jing-wei, SONG Jiang-tao, ZHAO Qing-ling, SONG Shuang-xi, TANG Yun-zhi, GENG Nan   +5 more
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Geological Characteristics and Exploration Prospect of Black Shale in the Dongyuemiao Member of Lower Jurassic, the Eastern Sichuan Basin, China

Frontiers in Earth Science, 2021
China has yielded huge commercial production from the marine organic-rich shale but shows a slow exploration process in the lacustrine organic-rich shale.
Guodong Wei, Guodong Wei, Guodong Wei, Wei Wang, Wei Wang, Liang Feng, Xiucheng Tan, Chuan Yu, Chuan Yu, Hualian Zhang, Hualian Zhang, Zhiping Zhang, Zhiping Zhang, Shengxiu Wang, Shengxiu Wang   +14 more
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