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1. Calculate the equivalent circulating density ECD (in ppg) during circulation through partially closed choke using the following information: Fluid density is 1.162 g/cc, Well

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Calculate the equivalent circulating density ECD (in ppg) during circulation through partially closed choke using the following information: Fluid density is 1.162 g/cc, Well total depth is 9529 ft, Pump flow rate is 426 gpm, Drill string pressure loss is 1389 psi, Annulus pressure loss is 309 psi, Choke backpressure is 383 psi,

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Answer ECD 1389 309 383 9529 0052 00083 426 1162 1536 ppg Explanation Equivalent circulating density ECD is a measure of the pressure gradient created ... blur-text-image

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