Results 71 to 80 of about 21,226 (204)

Development and Application of Hydrostatic Pressure Test Device for Subsea High Pressure Wellhead

Shiyou jixie, 2017
As the most important pressure-bearing component in the subsea wellhead system, the high-pressure wellhead must pass the hydrostatic pressure test before delivery.
Tian Hongping, She Yunjiu, Su Qiang
doaj  

Investigation of the mechanical response of a deep-water drilling riser to ocean currents and waves

Advances in Mechanical Engineering, 2019
The drilling riser is an important piece of equipment used to link the subsea wellhead with the drilling platform. Its operating environment is extremely complex because of the effects of ocean currents, which can cause riser overload, fatigue, leading ...
Liping Tang, Zemin Huang, Xiaohua Zhu, Yunlai Zhou, Bo Li   +4 more
doaj   +1 more source

Design of Sealing Profile of VGX Gasket for Subsea Oil and Gas Equipment

Shiyou jixie, 2016
Metal gasket seal is one of the key technologies of subsea equipment seal, which is widely applied in the key connection parts of subsea wellhead and subsea tree.
Li Changliang, Tian Hongping, Su Qiang
doaj  

Fluorescence-estimated oil concentration (F_oil) in the Deepwater Horizon subsea oil plume. [PDF]

Mar Pollut Bull, 2022
Conmy RN, Hall A, Sundaravadivelu D, Schaeffer BA, Murray AR.   +4 more
europepmc   +1 more source

Mechanical Stability Evaluation Method and Application for Subsea Christmas Tree-Wellhead Systems Considering Seismic and Corrosion Effects

To address the failure risks associated with long-term service of subsea Christmas tree-wellhead systems under the complex marine environment of the South China Sea, a multi-factor coupled mechanical analysis method is proposed to evaluate the system ...
Guangjin Chen, Zhiqiang Hu, Bingzhen Gao, Xingshang Chen, Yongqi Ma, Yi Hong, Xingpeng Zhang, Qian Xiang, Shuzhan Li, Xuezhan Zhao   +9 more
core   +1 more source

Series Design of Seal Assembly on Subsea Wellhead System

Shiyou jixie, 2016
The seal assembly domestically produced is used only under shallow water and low pressure conditions and fails to meet the needs of usage under different water depths and drilling under different pressures.In view of this, this paper studies the series ...
Qin Haozhi, Chen Yao, Xiao Wensheng
doaj  

Method for Calculating the Maximum Lowering Depth of Subsea Christmas Tree in the South China Sea

Shiyou jixie
Subsea Christmas tree is an integral component of subsea production system. It is installed at the top of subsea wellhead and connects the subsea wellhead to subsea manifold.
Wu Xudong, Chen Jianyi, Zeng Chunmin, Diao Huan, Ma Chuanhua, Wang Yingying, Wei Qi   +6 more
doaj  

EARLY PRODUCTION THROUGH USE OF SUBSEA TEMPLATE DRILLING AND PRODUCTION STRING TIE-BACK

, 1983
The development of offshore fields using subsea drilling templates and tie-back equipment has become an accepted means of achieving early production.Using subsea templates for cluster drilling permits drilling development wells while platform and ...
S. Wetch, H. Gulikers, D. Griffith
core   +1 more source

Wellhead protection concepts for subsea marginal developments - Grand Banks of Newfoundland

, 2007
As the offshore industry matures on the Grand Banks, the desire to tap into more marginal oil and gas reserves will be realized and efficient exploitation will be required.
Fowlow, Dennis Chad
core   +1 more source

Wellhead Fatigue Analysis Method

, 2011
Re-completion and re-drilling of existing wells and introduction of new large drilling rig systems are elements that have led to renewed focus on the fatigue capacity for existing and new subsea wells.
Lorents Reina˚s, Torfinn Ho̸rte, Guttorm Gryto̸yr, Morten Sæther   +3 more
core   +1 more source