arbrandt / OPGEE

Oil Production Greenhouse Gas Emissions Estimator
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Equation (6.31) error in the documentation pdf #477

Open wennanlong opened 2 years ago

wennanlong commented 2 years ago

On page 109, equation (6.31) uses average density multiply wellbore tubing volume over the cross-sectional area to calculate gravitational head pressure, which causes a unit mismatch. Please add the gravity acceleration g to it.

p{el} = \frac{\rho{avg} g V_{W}}{A_W}