HWK 7 solution

# HWK 7 solution - PGE 362 Homework 7 Solution Due at the...

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PGE 362 Homework 7 Solution Due at the start of lecture on April 13. Data Set: 6 1 psi/ft 0.65 psi/ft =0.7 10,000' 1 10 psi 0.25 10 md drainage area = 80 acres/well 0.167' Productive thickness = 25'. Gross fracture hieght V pore w p D E x v k r σ α = = = = = = = n' 2 f L 3 m m = 75'. 0.6 0.0045 lb -sec /ft 1.01 0.0036 ft/ min 25 bbl/min 230 lb /ft = 8 lb /gal L i p f n K C q c γ ρ = = = = = = Please determine the following. This is best done in a spread sheet for future use. (1) – (9) each worth +0.5 pt (1) Fracturing gradient. 0.8 psi/ft (2) Dynamic fracture width at the well bore. 0.37" (3) Average dynamic fracture width. 0.22" (4) Propped fracture width. 0.11" (5) Fluid efficiency. 0.41 (6) Volume of fluid to inject. 50,409 gal (8) Mass of proppant to use. 170,500 lbm (9) Time to pump the job. 48 mins

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(10)(+1 pt) Proppant pumping schedule. 0 1 2 3 4 5 6 7 8 9 0 10 20 30 40 50 60 Propant Concetration (pg) Job Time (min) Proppant Schedule (11)(+1 pt) Surface pumping pressure at the following moments if no near well bore
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HWK 7 solution - PGE 362 Homework 7 Solution Due at the...

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