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پاورپوینت درس 4 هیدرولیک Wellbore، محاسبات افت فشار
Hydrostatics Buoyancy Pipe Tension vs Depth Effect of Mud Pressure Laminar and Turbulent Flow Pressure Drop Calculations
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| دسته بندی | مکانیک |
| فرمت فایل | ppt |
| حجم فایل | 3288 کیلو بایت |
| تعداد صفحات فایل | 85 |
Wellbore Hydraulics
- Hydrostatics
- Buoyancy
- Pipe Tension vs. Depth
- Effect of Mud Pressure
- Laminar and Turbulent Flow
- Pressure Drop Calculations –Bingham Plastic Model –API Power-Law Model
- ...
Axial Tension in Drill String
Example
A drill string consists of
10,000 ft of 19.5 #/ft drillpipe and
600 ft of 147 #/ft drill collars
suspended off bottom in 15#/gal mud
(Fb = bit weight = 0).
• What is the axial tension in the drillstring as a function of depth?
