WebNov 1, 2013 · The actual measured drainage radius of No. 8 Coal Seam in Luling Mine is 4.32 m, while the calculation results is 4.43 m, which means the proportional coefficient … WebFind the radial flow rate when the External Pressure is 14, Flowing Bottom-Hole Pressure is 21, Formation Thickness is 7, Oil Viscosity is 35, Permeability is 50, Oil Formation Volume Factor is 13, Drainage Radius is 26 and Well Bore Radius is 15. This implies that; P e = External Pressure = 14. P wf = Flowing Bottom-Hole Pressure = 21.
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WebThe IPR curve can be obtained instantly by well test interpretation software after the deliverability equation of the planned well in the development program is established. The following procedures can be used if the software is unavailable. ... Equivalent drainage radius: 1,490 ft: Wellbore radius: 0.328 ft: Darcy skin factor: 5: Non-Darcy ... WebApr 5, 2024 · For information on displaying the radius of investigation in the software, see Displaying Radius of Investigation. Estimating Drainage Area. When analyzing a pressure transient test, radius of investigation … 占い 乙とは
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WebSimilarly for a 2,000 ft long well, a = (L/2) +745, 1,745 ft. b = 745 ft, and drainage area = pab/43,560 = 94 acres. The two methods give different answers for drainage area. If … WebJul 8, 2024 · By considering this equation, it is supposed that the drainage radius should be proportional to square root of permeability or better to say a multiplication of permeability and time. Figure 9a presents plot of estimated drainage radius versus product of permeability and time. One data point which belongs to well ‘B-4’ is out of a ... WebMar 1, 2024 · For the selection of the drainage radius, numerical simulation software has been used for the analysis. Based on the modelling a close correspondence between the drainage influence radius and the drainage period has been obtained. The findings provided the base for good results in the engineering applications (Xu et al. 2016). 占い 井戸