Results 71 to 80 of about 1,357 (297)

Ultra Deep Water Drilling Riser Design and Relative Technology

open access: yes, 2006
IFP has developed tools and technology to answer the waiting of contractors that wish to drill in deeper water depths, in harsher environment with higher mud weight.
C. Gaillard, J. Guesnon, F. Richard
core   +1 more source

Self‐Assembled Monolayers in p–i–n Perovskite Solar Cells: Molecular Design, Interfacial Engineering, and Machine Learning–Accelerated Material Discovery

open access: yesAdvanced Materials, EarlyView.
This review highlights the role of self‐assembled monolayers (SAMs) in perovskite solar cells, covering molecular engineering, multifunctional interface regulation, machine learning (ML) accelerated discovery, advanced device architectures, and pathways toward scalable fabrication and commercialization for high‐efficiency and stable single‐junction and
Asmat Ullah, Ying Luo, Stefaan De Wolf
wiley   +1 more source

Dynamic Seal Test of Deepwater Drilling Riser Telescopic Joint

open access: yesShiyou jixie, 2018
According to the main function and working conditions of the deepwater drilling riser telescopic joint, the dynamic sealing test was conducted using the 1:3 drilling riser telescopic joint prototype.
Zhang Caiying   +5 more
doaj  

Optimization Of Drilling Riser Operability Envelopes For Harsh Environments

open access: yes, 2010
As exploration activity in deepwater and harsh environment regions, and associated vessel costs, increase so too does pressure on drilling contractors and operators to accurately assess the limitations of vessels and drilling equipment. As a result there
Dara Williams
core   +1 more source

Signatures of Edge States in Antiferromagnetic Van der Waals Josephson Junctions

open access: yesAdvanced Materials, EarlyView.
ABSTRACT The combination of superconductivity and magnetic textures leads to unconventional superconducting phenomena, including new correlated and topological phases. Van der Waals (vdW) materials emerge as a versatile platform for exploring the interplay between these two competing orders.
Celia González‐Sánchez   +10 more
wiley   +1 more source

Design and Analysis of Docking Joint of Mud Return Line for Riser-less Drilling

open access: yesShiyou jixie, 2018
The docking joint for mud return line is of great significance to the riser-less drilling technology. Due to the slow development of domestic riser-less drilling technology, the development of mud return line docking joint is still in its infancy.
Wang Zhiwei   +4 more
doaj  

Dynamic Characteristics Analysis of Deepwater Riser under Soft Suspension Evacuation Conditions

open access: yesShiyou jixie, 2022
Aiming at the problem of vibration failure of deepwater riser under the condition of soft suspension emergency evacuation, combined with the Hamiltonian variational and virtual work principle, the finite element method was used to build a 3D nonlinear ...
Liu Jun, Wang Pucheng, Guo Xiaoqiang
doaj  

Unveiling Exsolution‐Induced Giant Electronic and Magnetic Property Changes in Non‐Stoichiometric Titanate Perovskite Thin Films

open access: yesAdvanced Materials, EarlyView.
A giant insulator to metal transition and emergent superparamagnetism are revealed by nanoparticle exsolution in non‐stoichiometric titanate perovskite thin films. By combining transport, synchrotron spectroscopy, and first‐principles calculations, this work reveals how defect reconfiguration and lattice reconstruction fundamentally reshape electronic ...
Sungil Kim   +11 more
wiley   +1 more source

A comparative analysis of 21 inch and 16 inch drilling riser for deepwater application [PDF]

open access: yes, 2012
Master's thesis in Offshore technologyWhen offshore drilling needs to be conducted in deepwater and ultra-deepwater area, a significant increase of weight to be accommodated by the drilling rig due to more riser joints and larger drilling mud volume ...
Permana, Whida Elastu
core  

Test to Determine Hydrodynamic Interaction Between Drilling Riser, Drill String and Mud

open access: yes, 2017
Drilling riser damping can have a significant effect on the dynamic response of the drilling system, especially the fatigue response of the wellhead and conductor system.
Songcheng Li   +3 more
core   +1 more source

Home - About - Disclaimer - Privacy