Preliminary Numerical Modeling of CO2 Geological Storage in the Huangcaoxia Gas Reservoir in the Eastern Sichuan Basin, China by Hongwu Lei, Qian Zhang, Xiaochun Li

“…The Huangcaoxia gas field has the best opportunity in the eastern Sichuan Basin for a pilot project of CO2 sequestration due to its relatively large storage capacity and the nearly depleted state. …”
Get full text

High-Temperature-Resistant Diverting Acid for Carbonate Formation Fracturing in Sichuan Basin: A Property Evaluation and Field Study by Zhiheng Zhao, Chuan Sun, Yuzhou Liu

“…The targeted carbonate formation in Gao-Mo Block located in the middle of Sichuan Basin becomes deeper with the progress of development, and it mainly exhibits high temperature and strong heterogeneity. …”
Get full text

Characterization Method of Tight Sandstone Reservoir Heterogeneity and Tight Gas Accumulation Mechanism, Jurassic Formation, Sichuan Basin, China by Lin Jiang, Wen Zhao, Benjian Zhang, Chao Zheng, Feng Hong, Jiaqing Hao

“…In this work, we will develop a 3D gas accumulation facility that can reflect the high temperature and pressure under the geological condition to simulate the gas accumulation process in the tight formation of the Jurassic Formation, Sichuan Basin. Both the physical experiment simulation and numerical simulation methods will be combined to reveal the mechanism of gas accumulation. …”
Get full text

Three-Dimensional Morphology and Connectivity of Organic Pores in Shale from the Wufeng and Longmaxi Formations at the Southeast Sichuan Basin in China by Tao Jiang, Zhijun Jin, Zongquan Hu, Wei Du, Zhongbao Liu, Jianhua Zhao

Get full text

Multifractal characteristics of pore structure in the terrestrial shale reservoirs of the Lianggaoshan formation in northeast sichuan basin and its geological significance by Jiping Wang, Jiping Wang, Hongmei Shao, Hongmei Shao, Yuanhao Zhang, Yuanhao Zhang, Zhenxue Jiang, Zhenxue Jiang, Bo Gao, Bo Gao, Lingling Li, Lingling Li, Huifang Pan, Huifang Pan, Haonan Wang, Haonan Wang, Xi Lu, Xi Lu, Hengyuan Qiu, Hengyuan Qiu, Xiaobiao He, Xiaobiao He, Chengju Zhang, Chengju Zhang

“…The exploration of shale oil resources in the Lianggaoshan Formation of the Jurassic System in the Sichuan Basin has made significant progress in recent years, revealing a vast resource potential. …”
Get full text

Sedimentary architecture of the microbial mound–shoal complex: a case study of the Ediacaran Dengying Formation, Sichuan Basin, China by Qinyu Xia, Zhenhua Guo, Fei Zhang, Lin Zhang, Rui Xu, Xue Wang, Wenzheng Li, Shuyuan Shi, Haijun Yan, Yuyang Liu

Subjects: Get full text

Characterization and Modelling of Multiscale Natural Fractures in Shale Reservoirs: A Case Study from a Block in the Southern Sichuan Basin by Shaohua Gai, Ailin Jia, Yunsheng Wei, Ruohan Liu

Get full text

Prestack Inversion Identification of Dolomite Reservoirs in the Fourth Member of the Sinian Dengying Formation in Moxi Area, Sichuan Basin, SW China by Yong Wu, Xuxu Wang, Lu Zhou, Chongyang Han, Lianjin Zhang, Xuemei Lan, Peng Lu

“…The dolomite reservoir of the fourth member of Dengying Formation in Moxi area of Sichuan Basin is thin, is fast in lateral variation, and has P-impedance difference from the surrounding rock; it is difficult to identify and predict the dolomite reservoir and fluid properties by conventional poststack seismic inversion. …”
Get full text

The Sedimentary Geochemical Characteristics and Geological Significance of the Wufeng-Longmaxi Formation Accumulation of Organic Matter Black Shale on the Southeastern Sichuan Basin, China by Bin Wu

“…The results show that black siliceous shale lithofacies, gray-black shale lithofacies, gray-black silty shale lithofacies, gray argillaceous siltstone lithofacies, and gray shell marl lithofacies are mainly deposited in the Wufeng-Longmaxi Formation in the southeastern Sichuan Basin. Organic-rich black shale is mainly concentrated in the lower part of the Wufeng Formation and Longmaxi Formation. …”
Get full text

Accumulation Mechanism of Marine Shale Gas Reservoir in Anticlines: A Case Study of the Southern Sichuan Basin and Xiuwu Basin in the Yangtze Region by Kun Zhang, Yan Song, Shu Jiang, Zhenxue Jiang, Chengzao Jia, Yizhou Huang, Ming Wen, Weiwei Liu, Pengfei Wang, Xin Li, Tianlin Liu, Xuelian Xie, Chang’an Shan, Xiaoxue Liu, Xin Wang

“…This paper focuses on typical shale blocks in the southern Sichuan Basin and shale in the Upper Ordovician and the Lower Silurian. …”
Get full text

Fractal Characteristics of Pore Structure of Longmaxi Shales with Different Burial Depths in Southern Sichuan and Its Geological Significance by Manping Yang, Yanyan Pan, Hongye Feng, Qiang Yan, Yanjun Lu, Wanxin Wang, Yu Qi, Hongjian Zhu

Subjects: “…Sichuan Basin…”
Get full text

Pore Preservation and Failure Mechanism of Sinian Dengying Formation Carbonate Reservoirs: A Case Study of Two Ultradeep Wells in the Sichuan Basin, Western China by Zeqi Li, Wei Sun, Shugen Liu, Zhiwu Li, Bin Deng, Juan Wu, Yi Ding, Kun Jiao, Xin Jin, Pengda Lu, Tengzhen Tian

“…This study performed thin-section, geochemistry, field emission scanning electron microscopy, fluid inclusion, and basin model analysis of samples from two boreholes over 8,000 m deep in the Sichuan Basin to determine the pore features and preservation mechanism of the Sinian (Ediacaran) Dengying Formation carbonate reservoirs. …”
Get full text

Quantitative Characterization for the Micronanopore Structures of Terrestrial Shales with Different Lithofacies Types: A Case Study of the Jurassic Lianggaoshan Formation in the Southeastern Sichuan Basin of the Yangtze Region by Weiwei Liu, Kun Zhang, Qianwen Li, Zhanhai Yu, Sihong Cheng, Jiayi Liu, Pei Liu, Fengli Han, Liangyi Tang, Zhengwei Li, Xuejiao Yuan, Yiming Yang, Yao Zeng, Chen Zhang

“…In this study, core samples were selected from the Middle Jurassic Lianggaoshan Formation in the southeastern Sichuan Basin of the Upper Yangtze Region for analyses on its TOC content and mineral composition. …”
Get full text

Factors Influencing the Pore Structure and Gas-Bearing Characteristics of Shales: Insights from the Longmaxi Formation, Southern Sichuan Basin and Northern Yunnan-Guizhou Depression, China by Li Dong, Changcheng Han, M. Santosh, Yongkai Qiu, Geng Liu, Jinghui Ma, Hao He, Chenlin Hu

“…The Longmaxi Formation (LF) in the Sichuan Basin is one of the important regions for shale gas exploration and extraction. …”
Get full text

Pore Structure and Fractal Characteristics of Inter-Layer Sandstone in Marine–Continental Transitional Shale: A Case Study of the Upper Permian Longtan Formation in Southern Sichuan Basin, South China by Jianguo Wang, Jizhen Zhang, Xiao Xiao, Ya’na Chen, Denglin Han

“…This paper employs total organic carbon analysis, X-ray diffraction, rock thin section examination, field emission scanning electron microscopy, physical analysis, high-pressure mercury intrusion analysis, gas adsorption experiments, and fractal theory to explore the reservoir development characteristics of the sandstone samples from the Upper Permian marine–continental transitional facies Longtan Formation in the southern Sichuan Basin. It also attempts to combine high-pressure mercury intrusion analysis and gas adsorption experiments to describe the structural and fractal characteristics of pores at different scales in a segmented manner. …”
Get full text

Fracture Modeling of Deep Tight Sandstone Fault-Fracture Reservoir Based on Geological Model and Seismic Attributes: A Case Study on Xu 2 Member in Western Sichuan Depression, Sichuan Basin by Jitong Li, Junlong Liu, Hongde Chen, Jianhua He, Ruyue Wang, Xupeng Shao, Xin Fang

“…With significant geological reserves and high resource abundance, the Xujiahe Formation in the Western Sichuan Depression is considered a key target for natural gas exploration and development in continental clastic rocks within the Sichuan Basin. However, this formation remains underdeveloped. …”
Get full text

Characterization and Spatial Distribution of Sand Group Architecture and Channel Types in Tight Gas Reservoirs: A Case Study From the Jurassic Shaximiao Formation of the Jinqiu Gas Field in the Central Sichuan Basin of China by Guian Guo, Deyu Zhu, Xiaojuan Wang, Mingqiu Li, Xu Guan, Xiaoju Zhang, Changjiang Wu, Shaomin Zhang, Li Hu, Juan Zhao, Nan Li, Huiqiang Wang, Bohan Duan

“…There is an abundance of tight gas resources in narrow channel sand-bodies from the Jurassic Shaximiao Formation of the Jinqiu gas field in the central Sichuan Basin of China. The architecture of sand group in the study area is undefined, and the spatial distribution of channel sand-bodies is unclear. …”
Get full text

Compressibility characteristics and modification effect of coal reservoirs in Longtan Formation, Nanchuan area, southeast Chongqing by Jinxian LIU, Tao GUO, Yatong ZHOU, Dongyang LI, Xiaobo JIN

Subjects: Get full text

Preliminary Assessment of Methane Concentration Variation Observed by GOSAT in China by Xiuchun Qin, Liping Lei, Zhonghua He, Zhao-Cheng Zeng, Masahiro Kawasaki, Masafumi Ohashi, Yutaka Matsumi

“…Seasonally, XCH4 in Sichuan Basin during rice harvest season is generally higher than that in early cultivation period. …”
Get full text

Well Performance Simulation and Parametric Study for Different Refracturing Scenarios in Shale Reservoir by Jing Huang, Lan Ren, Jinzhou Zhao, Zhiqiang Li, Junli Wang

“…Pumping parameters of the refracturing job in Sichuan Basin are discussed combining with sensitivity analysis, and suggestions for pumping parameters optimization are proposed.…”
Get full text