636 results on '"Gao, Deli"'
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2. Calculation and Analysis of Drag and Torque for Drill String Considering the Effect of Cuttings in Extended-Reach Drilling
3. Effect of Downhole Electrode Length on Active Magnetic Ranging Technique for Relief Wells
4. Recoil Response Analysis of Emergency Disconnection of Deepwater Drilling Riser Using Vector Form Intrinsic Finite Element (VFIFE) Method
5. Drilling Platform Position Optimization Method Based on SSA Algorithm
6. Trapped Annular Pressure Caused by Thermal Expansion Between Double Packers in Ultra-Deep Wells
7. Numerical Analysis of Dynamics of Unbonded Flexible Riser Carrying Slug Flows
8. Coupled Axial-Rotational Motion of the Pipe on Cuttings Transport via CFD
9. Cuttings Transport: Tripping Analysis Based on a Dynamic Layering Method via CFD
10. Study on Downhole Torque Prediction Method Combining Machine Learning and Mechanism Model
11. 3D DEM investigation on macro-meso mechanical responses of gas hydrate-bearing sediments in process of unloading confining pressure
12. Intelligent diagnosis method of torque-angle dynamometer cards for beam pumping units based on transfer learning
13. Integrated design and control technology of liner completion and drilling for horizontal wells
14. Modeling of PDC bit-rock interaction behaviors based on the analysis of dynamic rock-cutting process
15. Accuracy prediction for magnetic ranging during drilling parallel horizontal wells
16. New understandings of the applications of PDC cutters in oil and gas drilling
17. A novel calculation model for friction and torque of tubular string in horizontal well
18. Study on flow pattern transition of cuttings transport in extended-reach drilling
19. Experimental Investigation on the Comprehensive Performance of Radio Frequency Heating Technology for Heavy Oil Recovery
20. The stress field simulation of a novel M-type convex stepped bottomhole and the rate of penetration enhancement mechanism of a new type of central-grooved PDC bit for offshore deep & ultradeep well drilling
21. Study on super impact resistant polycrystalline diamond compacts with homogeneous PCD/WC-Co interlayer
22. The bottomhole stress field analysis and the rate of penetration enhancement mechanism of a new type of central-grooved single-cone/multi-blade hybrid bit for deep well drilling
23. Study on Rock-Breaking Mechanism of Highly Plastic Formations
24. A real-time drilling parameters optimization method for offshore large-scale cluster extended reach drilling based on intelligent optimization algorithm and machine learning
25. Analytical model and numerical simulation of relief well adjacent distance considering multi-layer media
26. Design method for relief well trajectory to avoid side-track operations and control the relative distance
27. A designing method of infill wells bypass trajectory in fracturing domains of shale gas fields
28. Prediction of the rate of penetration in offshore large-scale cluster extended reach wells drilling based on machine learning and big-data techniques
29. Effects of hydrate distribution heterogeneity on the mechanical properties of hydrate-bearing sediments with consideration of the coalescence phenomenon: Insights from DEM simulations
30. Extension limit analysis of drillstring with drag reduction oscillators in horizontal drilling
31. Numerical analysis of the connector effect on cuttings bed transportation while Tripping
32. Fuzzy pattern recognition model of geological sweetspot for coalbed methane development
33. Mechanical models of drillstrings with drag reduction oscillators and optimal design methods of vibration parameters in horizontal drilling
34. 3D DEM modeling on mechanical weakening of gas hydrate-bearing sandy sediments during hydrate dissociation
35. Hydrate formation and distribution within unconsolidated sediment: Insights from laboratory electrical resistivity tomography
36. Directional Drilling Limits Analysis Based on Downhole Drill String Mechanics for Shale Gas Cluster Well Engineering
37. Theoretical and Experimental Studies on the Performance of Radio Frequency Heating Oil Sands Based on the Phase Transition of Water
38. An analytical model for reservoir temperature during electromagnetic heating based on power transmission
39. Technical advances in well type and drilling & completion for high-efficient development of coalbed methane in China
40. Research on dynamic prediction of tubular extension limit and operation risk in extended-reach drilling
41. Developing offshore natural gas hydrate from existing oil & gas platform based on a novel multilateral wells system: Depressurization combined with thermal flooding by utilizing geothermal heat from existing oil & gas wellbore
42. Study on Rock-Breaking Mechanism of Highly Plastic Formations
43. A calculation model for improving the relative borehole uncertainty based on the least square method in relief well
44. The extending length calculation of hydraulic drive non-metallic completion screen pipe running into ultra-short radius horizontal well
45. CFD simulation and optimization of slurry erosion of PDC bits
46. Numerical simulation of hydraulic fracturing process with consideration of fluid–solid interaction in shale rock
47. Micromechanical tangential force measurements between tetrahydrofuran hydrate particles
48. Investigation on influence of temperature and pressure on fatigue damage of subsea wellhead in deepwater drilling
49. Study on the marine environment limiting conditions of deepwater drilling for natural gas hydrate
50. Coalbed methane recovery enhanced by screen pipe completion and jet flow washing of horizontal well double tubular strings
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