(25 M) Q2/Bit &Hole 8 in. DP: 5 in. 19.5 lb/ft. Grade E, 7680 ft. Cap. 0.01745 bb//ft.Metal.Disp. 0.008 psi/ft. DC: 6 in x 2 13/16 in. 91 lb/ft. 720 ft. Cap. 0.00768 bbl/ft. Metal Disp. 0.033 bbl/ft. Casing: 9 5/8 in. ID 8.681 in. MD 6250 ft. TVD 6250 ft. Cap. 0.0732 bbl/ft. Depth: TVD 8400 ft. MD 8400 ft. Mud density: 10.4 ppg. L.O.T.: 10 ppg with applied surface pressure of 1450 psi. Pump Output: 0.1097 bbl/stk. Slow circulating rate: 30 SPM. Dynamic pressure loss: 650 psi.@ of 30 SPM. Annular pressure loss: 590 psi. SIDPP: 450 psi. SCIP: 580 psi. Calculate: 1- What is the annular velocity 2- What is the around drill pipe in open hole. equavilent circulating density with the original mud weight. What is the maximum allowable mud density. 4- What is the maximum MAASP. 5- What is the required kill mud weight. 6-What is the initial Circulating pressure. 7- What is the Final Circulating pressure. 8- What will be the new pump pressure if the toolpusher decides to pump at a slow circulating rate of 25 SPM. 9-What will be the new dynamic pressure loss at the slow circulating rate of 30 SPM after the well has beem killed. 3- 10- If the shut in casing pressure to 20 psi in 10 minutes, what is the rate of percolation. 11-If the slug is not used on the trip out of the hole(after killing the well). what will be the pressure drop per ft when tripping wet pipe. 12-If two 94-stand of dry pipe are desired to be pulled,What slug volume is required if a 12 ppg slug is used? 13-What will be the Pit gain due to the slug u-tubing. (25 M)

(25 M) Q2/Bit \&Hole 81/2 in. DP: 5in.19.5lb/ft. Grade E,7680 t. Cap. 0.01745bb//ft.Metal.Disp. 0.008psi/ft. DC: 61/2 in 213/16in.91lb/ft. 720ft. Cap 0.00768bbl/ft. Metal Disp. 0.033bbl/ft. Casing: 95/8in. ID 8.681in. MD 6250ft. TVD 6250ft. Cap. 0.0732bbl/ft. Depth: TVD 8400ft. MD 8400ft. Mud density: 10.4ppg. L.O.T. 10ppg with applied surface pressure of 1450 psi. Pump Output: 0.1097 bbl/stk. Slow circulating rate: 30 SPM. Dynamic pressure loss: 650 psi@ @ 30 SPM. Annular pressure loss: 590 psi. SIDPP: 450 psi. SCIP: 580 psi. Calculate: 1- What is the annular velocity around drill pipe in open hole. 2- What is the equavilent circulating density with the original mud weight . What is the maximum allowable mud density. 4- What is the maximum MAASP. 5- What is the required kill mud weight. 6-What is the initial Circulating pressure. 7- What is the Final Circulating pressure. 8- What will be the new pump pressure if the toolpusher decides to pump at a slow circulating rate of 25 SPM. 9-What will be the new dynamic pressure loss at the slow circulating rate of 30 SPM after the well has beem killed. 10- If the shut in casing pressure to 20psi in 10 minutes, what is the rate of percolation. 11-If the slug is not used on the trip out of the hole(after killing the well). what will be the pressure drop per ft when tripping wet pipe. 12-If two 94-stand of dry pipe are desired to be pulled, What slug volume is required if a 12 ppg slug is used? 13-What will be the Pit gain due to the siug u-tubing. (25M)