Coil Tubing Chart 1.0.7
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ABOUT Coil Tubing Chart
Determines: • Completion Volume (bbl/ft) • Annular Volume (bbl/ft) • Nitrogen Column Pressure Ratio and Volume (cuft/bbl) • Coiled Tubing Specifications including Weight (lb/ft), Yield (lb), Hydro Test Pressure (psig) • Snub Force (lb) “Based on slide rulers developed by major coiled tubing service providers.” Uses: • Circulation or deliquification • Chemical washes • Fishing lost tools • Milling operations • Deploying and retrieving down-hole equipment Used By: • Tool Operators and Supervisors • Coil Operators and Supervisors • Drilling Rig Operators and Supervisors • Workover Rig Operators and Supervisors • Overhead Rig Operators and Supervisors • Oil Company Representatives Flow Volumes Determines: • Completion Volume (bbl/ft) • Annular Volume (bbl/ft) Used to Calculate: • Annular Velocity (AV) • Bottoms Up Time • Volume of Fluid to Surface Ranges: • Casing Size - 4 1/2 to 9 5/8 “ • Tubing Size - 2 3/8 to 3 1/2 “ • Internal / Drill Pipe Size - 2 3/8 to 3 1/2 “ • Coiled Tubing Outer Diameter - 1 to 2 7/8 “ Pressure Ratios Determines: • Pressure Ratio for a Column of Nitrogen Used to Calculate: • Bottom Hole Pressure for a Column of Nitrogen Ranges: • Well Depth - 1000 to 15000 ft Nitrogen Factors Determines: • Cubic Feet of Nitrogen per Barrel of Space (cuft/bbl) Ranges: • Pressure - 100 to 10000 psia • Temperature - 80 to 200 degrees F Coiled Tubing Specifications Determines: • Weight (lb/ft) • Yield (lb) • Hydro Test Pressure (psig) Used to Calculate: • Fatigue • Tensile Strength Ranges: • Coiled Tubing Size - 1 to 2 7/8” • Coiled Tubing Grade - 70 to 100 Grade Snub Forces Determines: • Snub Force (lb) Ranges: • Coiled Tubing Size - 1 to 2 7/8” • Wellhead Pressure – 500 to 15000 psia