Page 129 - Formulas and Calculations for Petroleum Engineering
P. 129
122 Formulas and calculations for petroleum engineering
Output(s)
B: Sacks of Hematite required per 100 bbl (stroke/100bbl)
Formula(s)
W W 1
2
B ¼ 1680
40 W
2
Reference: Formulas and Calculations for Drilling, Production and Workover, Second Edition, Lapeyrouse, Page: 84.
2.109 Increase volume by barite
Input(s)
W 1 : Initial Mud wt. (ppg)
W 2 : Required mud wt. (ppg)
Output(s)
V: Volume increase per 100 bbl (bbl/100bbl)
Formula(s)
W W 1
2
V ¼ 100
35 W
2
Reference: Formulas and Calculations for Drilling, Production and Workover, Second Edition, Lapeyrouse, Page: 82.
2.110 Increase volume by calcium carbonate
Input(s)
W 1 : Initial Mud wt. (ppg)
W 2 : Required mud wt. (ppg)
Output(s)
V: Volume increase per 100 bbl (bbl/100bbl)
Formula(s)
W W 1
2
V ¼ 100
22:5 W
2
Reference: Formulas and Calculations for Drilling, Production and Workover, Second Edition, Lapeyrouse, Page: 82.
2.111 Increase volume by hematite
Input(s)
W 1 : Initial Mud wt. (ppg)
W 2 : Required mud wt. (ppg)
