Results 81 to 90 of about 2,552 (220)

ASDD Technology in Deepwater Drilling and Its Process of Commercialization

, 2010
The paper had discussed on a new technology and equipment in deepwater engineering, ASDD (Artificial Seabed Deepwater Drilling), and its process of commercialization in COSL of China.
Chang-quan Tang, Yong-feng Guo, Shao-jun Ji   +2 more
core   +1 more source

Dual-Gradient Drilling and Riserless Mud Recovery Technology: A Review of Principles, Progress, and Challenges

Journal of Marine Science and Engineering
Deepwater drilling operations face critical challenges including narrow pore-fracture pressure windows, wellbore instability, and environmental concerns from drilling discharge.
Rongrong Qi, Hongfeng Lu, Zhibin Sha, Fangfei Huang, Yan Li, Zhiyuan Luo, Jinsong Lu   +6 more
doaj   +1 more source

Deepwater Challenges & Well Control [PDF]

, 2017
Master's thesis in Petroleum engineeringDeepwater challenges and well control problems are important drilling issues, as operators move into deeper waters and more challenging environments.
Limanski, Ivan
core  

Determination of stress state in deep subsea formation by combination of hydraulic fracturing in situ test and core analysis: A case study in the IODP Expedition 319

, 2013
[1] In situ test of hydraulic fracturing (HF) provides the only way to observe in situ stress magnitudes directly. The maximum and minimum horizontal stresses, SHmax and Shmin, are determined from critical borehole pressures, i.e., the reopening pressure
Ito, Takatoshi, David F. Boutt, Ito, Hisao, Byrne, Timothy, Takatoshi Ito, Doan, Mai-Linh, Funato, Akio, Yasuyuki Kano, Lisa C. McNeill, Mai‐Linh Doan, Demian Saffer, McNeill, Lisa C., Saffer, Demian, Timothy Byrne, Lin, Weiren, Boutt, David F., Kano, Yasuyuki, Moe, Kyaw Thu, Kyaw Thu Moe, Akio Funato, Hisao Ito, Weiren Lin   +21 more
core   +1 more source

Activity of semisubmersible drilling rig in deepwater.

Journal of the Japanese Association for Petroleum Technology, 1995
An analysis of worldwide offshore drilling activities shows a clear trend towards deepwater. Advances in deepwater petroleum production are also continuing, with primary areas of activity currently in the Gulf of Mexico and offshore Brazil. As well, the Voring Plateau in offshore Norway and the West Shetlands show promise as the next deepwater ...
Nakamura, Masahiro, Yokokura, Kozo, Nakamura, Arata, Noguchi, Masaki   +3 more
openaire   +2 more sources

Virtual Driller’s Operating System for Deepwater Drilling Based on Virtual Reality

Shiyou jixie, 2016
During domestic development of automated drilling equipment,if the control system software for each device shows error in the protection logic and trajectory solver,safety incident of device could be easily raised in joint debugging test.To address the ...
Lin Kang, Zhang Yiyang, Luo Lei, Yu Xingjun, Wang Yi, Jin Zhixiong, Wang Fei   +6 more
doaj  

Analysis of Drill String Coupled Vibration and Drilling Fluid Pressure in Downhole Section

Shiyou jixie, 2021
To address the problem of nonlinear coupled vibration of the drill string in the axial, lateral and torsional direction in the downhole section of deepwater drilling, a mathematical model of nonlinear coupled vibration of the drill string in the downhole
Liu Jing, Wang Chuan, Hao Chen, Du Qingyun, Wang Tao, Zhang Cheng   +5 more
doaj  

Deepwater HP/HT Drilling-Fluid Development and Applications in the South China Sea

, 2017
This article, written by JPT Technology Editor Chris Carpenter, contains highlights of paper SPE 182429, “Deepwater HP/HT Drilling-Fluid Development and Field Applications in the Western South China Sea,” by Hexing Liu, Zhong Li, Yi Huang, Manzong Fang ...
Chris Carpenter
core   +1 more source

Limitations of extended reach drilling in deepwater

, 2000
Due to the character of the original source materials and the nature of batch digitization, quality control issues may be present in this document. Please report any quality issues you encounter to digital@library.tamu.edu, referencing the URI of the ...
Akinfenwa, Akinwunmi Adebayo
core  

The Experimental Study on the Performance of Anchor Material of Mooring System for Deepwater Drilling

, 2011
Based on a success case of deepwater drilling at Equatorial Guinea in West Africa Gulf, an experimental study has been made, which was focused on the chemical composition and microstructure of the anchor material of the mooring system used in the ...
Peng Wang, Cheng Yang, Zuo Jie Liao, Ding Feng, Qiang Luo   +4 more
core   +1 more source