Search
Search Results
-
Coupling Effects of A Deep-Water Drilling Riser and the Platform and the Discharging Fluid Column in An Emergency Disconnect Scenario
As drilling operations move into remote locations and extreme water depths, recoil analysis requires more careful considerations and the incidence of...
-
On the improvement of castings quality in hybrid low-pressure sand-casting (LPSC) process in a fully integrated CAE environment
This research paper is a proof-of-concept based on the application of a fully integrated CAE tools to improve the quality of castings produced by the...
-
Dynamic Design Method of Vortex Induced Vibration Suppression Device for Strakes at High Reynolds Number
In order to study the dynamic design method and suppression effect of strakes’ vortex induced vibration suppression device for large marine riser,...
-
Elimination of solidification shrinkage defects in the casting of aluminum alloy
In this study, the analysis is carried out to optimize in-gate position and size of riser for casting mold. The baseline size of riser for the...
-
Wave Induced Vibration
A deepwater riser is interacted with surrounding environmental loads during its serving in marine. Wave load is one of the hydrodynamics directly...
-
Rigid Offshore Pipelines
The rigid offshore pipelines chapter addresses the activities to be developed during the design phase of a rigid offshore pipeline including its...
-
-
-
Development of a computer-aided design system for casting process based on UG/KF language
Based on UG10.0 software as the secondary development platform, the UG/MenuScript and UG/KF (knowledge fusion) language are used in this paper to...
-
Improving ingot homogeneity by modified hot-top pulsed magneto-oscillation
Heavy ingots, especially the ingot of more than 10 t, often contain detrimental heterogeneous defects, such as macrosegregation, shrinkage pipes, and...
-
Dynamics of the Pressure Fluctuation in the Riser of a Small Scale Circulating Fluidized Bed: Effect of the Solids Inventory and Fluidization Velocity Under the Absolute Mean Deviation Analysis
The dynamics of pressure fluctuation signals caught in the riser of a small circulating fluidized bed (CFB) system was assessed through the absolute...
-
Numerical Investigation on Severe Slugging in A Catenary Riser
A mathematical model is presented to study the main characteristics of severe slugging in a downward inclined pipeline followed by a catenary riser....
-
Sparse Modal Decomposition Method Addressing Underdetermined Vortex-Induced Vibration Reconstruction Problem for Marine Risers
When investigating the vortex-induced vibration (VIV) of marine risers, extrapolating the dynamic response on the entire length based on limited...
-
Effects of gating design on structural and mechanical properties of high manganese steel by optimizing casting process parameters
The impacts of gating design and riser system on structure-property relationship of high manganese steel specimens produced by CO 2 sand molding...
-
Estimation of Formation Parameters Based on Void Fraction Measurement Outside Riser in Deepwater Drilling
A gas kick often occurs when the formation exceeds the mud hydrostatic pressure in the borehole, causing severe drilling accidents and low...
-
Bend stiffener material estimation in full-scale bending-tension tests considering various loading conditions
The flexible riser curvature distribution during a full-scale qualification test is highly dependent on the nonlinear response of the bend stiffener...
-
Hydrodynamics of a CFB Gasifier with Two Different Cross Sections in the Riser
A lab-scale CFB test setup was developed to experimentally investigate the hydrodynamics of cold model using silica sand as bed material under...
-
Dynamics Modelling and Simulation of Parachute Cluster Based on Rmstmm
The parachute system in the steady descent phase consists of four main parachutes, riser, artillery cargo and so on, is a typical multibody system....
-
Optimization of investment casting process for K477 superalloy aero-engine turbine nozzle by simulation and experiment
In order to reduce the shrinkage porosity of nickel-based superalloy castings in the investment casting process, the effects of different gating...
-
Multifrequency excitation of an inclined marine riser under internal resonances
We study the multifrequency excitation of an inclined marine riser under two-to-one and three-to-one internal resonances. The riser model accounts...
