column
Basic Understanding, System Construction, and Field Practice of Intelligent Drilling
WANG Minsheng, YANG Chuanshu, GUANG Xinjun, TAO Qian
2026, 54(5): 1-12. DOI: 10.11911/syztjs.2026119
Abstract PDF
Rock-Breaking Efficiency and ROP Enhancement Strategies of PDC Bits in Ultra-Long Wellbores
LIU Wei, GAO Deli, WEI Jiusen, FENG Chaochao, DONG Hao
2026, 54(5): 13-26. DOI: 10.11911/syztjs.2026025
Abstract PDF
Key Technologies for ROP Improvement of Ultra-Deep Wells in Kuqa Piedmont
DENG Changsong, YAN Jianye, SHEN Biao, WANG Xin, CHEN Yi, LI Yan
2026, 54(5): 27-34. DOI: 10.11911/syztjs.2026102
Abstract PDF
A Physical Simulation Test System for Intelligent Shut-in Control under Multiple Operating Conditions and Its Laboratory Testing
YANG Hongwei, LANG Wei, LI Jun, LONG Zhenyu, ZHANG Geng
2026, 54(5): 35-42. DOI: 10.11911/syztjs.2026101
Abstract PDF
Dynamic Optimization Method for Drilling Parameters Based on Long Short-Term Memory Network
MA Jiguang
2026, 54(5): 43-50. DOI: 10.11911/syztjs.2026100
Abstract PDF
Rate of Penetration Prediction Model Dynamic Update Based on Data-Driven Method
YIN Chengzhe, Ma Yingwen, LYU Guang, GUO Xiaojun, WU Yi
2026, 54(5): 51-60. DOI: 10.11911/syztjs.2026095
Abstract PDF
A Method for Calculating the Mechanical Parameters of Igneous Rocks under Overburden Pressure of the Buried-Hill Reservoir in the Eastern South China Sea Based on Digital Rock and FDEM
CONG Ping, ZHANG Wei, CAI Kunpeng, JIANG Qiantao, GUAN Lijun, WANG Guanqun
2026, 54(5): 61-70. DOI: 10.11911/syztjs.2026097
Abstract PDF
Design and Simulation of Model Predictive Control Method for Drill-String Stick-Slip Vibration
LIU Yang, WU Junhong, MA Tianshou, LI Zhilin, BAI Jing, CHEN Dong
2026, 54(5): 71-83. DOI: 10.11911/syztjs.2026230
Abstract PDF
High-Performance Micro-Foam Drilling Fluid Technology for Shallow Soft Formations in Shaanxi-Inner Mongolia Region
ZHANG Lei, SUN Jinhao, WU Hao, TIAN Yingcai, YU Peizhi
2026, 54(5): 84-90. DOI: 10.11911/syztjs.2026099
Abstract PDF
A Large-Scale Physical Model Evaluation Method for Interfacial Micro-Annuli Healing Performance of Methane-Activated Self-Healing Cement
AO Kangwei, ZHAO Baohui, SONG He, TIAN Leiju, LI Yingjie
2026, 54(5): 91-101. DOI: 10.11911/syztjs.2026103
Abstract PDF
Analysis of Connected Operation Envelope for Risers and Subsea Wellhead in Ice Regions
LI Fujian, LI Zhenling, ZHANG Heng, LI Yanwei, LIU Xiuquan
2026, 54(5): 102-110. DOI: 10.11911/syztjs.2026232
Abstract PDF
Structural Optimization Design and Simulation Experiment of Deepwater Suction-Pile-Based Subsea Wellheads
TONG Gang, ZHANG Minghe, LI Jiahao, FU Chao, YANG Jin, SUN Ting
2026, 54(5): 111-119. DOI: 10.11911/syztjs.2026231
Abstract PDF
Development and Application of a Vector Thrust-Type Plugging and Anti-Sticking PDC Bit
SONG Dongdong, LUO Xin, He Mingmin, HU Jun, MAO Dan
2026, 54(5): 120-129. DOI: 10.11911/syztjs.2026112
Abstract PDF
Design of Temperature Control System for Measurement-While-Drilling Module under Downhole High Temperature
LIN Wei, WANG Jian, KUANG Yuchun, ZHANG Wenying, FU Chuanhong
2026, 54(5): 130-139. DOI: 10.11911/syztjs.2026098
Abstract PDF
Development and Application of a Pressure Relief Buffer Device for Cementing
ZHOU Zhanyun
2026, 54(5): 140-148. DOI: 10.11911/syztjs.2026096
Abstract PDF
Evaluation Research on Three-Dimensional Development Benefit of Shale Oil in China
SUN Bingmei, ZHANG Fei, WANG Bin, PENG Guohong, SUN Deqiang, SHAO Xiao
2026, 54(5): 149-158. DOI: 10.11911/syztjs.2026107
Abstract PDF
Intelligent Diagnosis Method for Shale Gas Wellbore Liquid Accumulation Based on Temporal Autoencoder
NIE Jie, TIAN Di, MIAO Deyu, XUE Liang, JIANG Xinyue
2026, 54(5): 159-167. DOI: 10.11911/syztjs.2026105
Abstract PDF
Development and Test of a Wireless Real-Time Downhole Pressure Monitoring Device for Pumping Unit Wells
ZHU Hongzheng, LYU Yiming, REN Guofu, ZHANG Yanpan, SU Zubo, LIU Keman
2026, 54(5): 168-174. DOI: 10.11911/syztjs.2026106
Abstract PDF
Microscopic Interaction Mechanisms of CO2+Associated Gas with Tight/Shale Oil and Their Applications
GUO Shiqiang, HUANG Tianjing, ZHAO Qiuya, JIN Zhehui, FENG Dong, WU Keliu
2026, 54(5): 175-185. DOI: 10.11911/syztjs.2026109
Abstract PDF
Research and Field Test of Molecularly Modified Self-Suspending Proppant
CHEN Zepeng, HAO Zhiwei, WANG Tianju, LI Lingjie, TANG Junfeng, MEI Zhiyu
2026, 54(5): 186-193. DOI: 10.11911/syztjs.2026108
Abstract PDF
Lithology Identification Method for Hydrate Formations in Permafrost Regions Based on BO-CNN-LSTM Model
XIAO Kun, YIN Dening, ZOU Changchun, LU Zhenquan, HU Xudong, CHEN Mengshi
2026, 54(5): 194-205. DOI: 10.11911/syztjs.2026111
Abstract PDF
Logging Curve Reconstruction Based on Diffusion Model and Mamba Feature Enhancement
CAO Shaohua, LYU Huaqi, CHEN Bingyang, WANG Shuai, GE Xinmin
2026, 54(5): 206-218. DOI: 10.11911/syztjs.2026110
Abstract PDF