hydraulics.xls

Field tool for fast calculation with some approx's

DRILLING HYDRAULICS CALCULATION Nozzles pressure drop Total pressure drop Ann velocity % BHP Jet velocity T.F.A

4788 17727 47.89 27.01 83.36 0.94

KPa KPa M/Min

Fill in the data in white cells Well depth D.C O.D D.C I.D D.C length HWDP O.D HWDP I.D HWDP length Drill pipe O.D Drill pipe I.D Drill pipe length Mud Weight CIRCULATING RATE P max Bit size Pr drop in AKO & MWD Nozzle size (1/32 inch)

2254 8 1/2 3 243 5 3.125 141 5 4.276 1870 11.9 3040 30000 12 1/4 0 22

M inch inch M inch inch M inch inch M KPa/m LIT/MIN KPa inch KPa 22

M/Sec Inch sq

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surface pressure losses drill pipe bore pressure losses drill collar bore pressure losses HWDP bore pressure drop Pr drop in AKO / MWD annulus pressure losses nozzles pressure drop

PSI 107 824 600 285 0 37 686

KPa 741 5687 4137 1968 0 253 4732

total Ann velocity % BHP Jet velocity NOZZLE SIZE T.F.A MUD WT

2539 17519 47.89 M/Min 27.01 83.36 M/SEC 22 22 0.94 INCH SQ 1.21

PR with corr factor 750 5755 4186 1992 0 256 4788 0 17727

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HYDRAULIC CALCULATION RESULTS Surface pressure losses Drill pipe bore pressure losses Drill collar bore pressure losses HWDP bore pressure drop Pr drop in AKO / MWD Annulus pressure losses Nozzles pressure drop TOTAL system Pr drop Ann velocity % BHP Jet velocity T.F.A (nozzles)

750 5755 4186 1992 0 256 4788 17727 47.89 27.01 83.36 0.94

INPUT DATA Well depth D.C O.D D.C I.D D.C lingth HWDP O.D HWDP I.D HWDP length Drill pipe O.D Drill pipe I.D Drill pipe length Mud Weight CIRCULATING RATE P max Bit size Pr drop in AKO & MWD Nozzle size (1/32 inch) # 1 Nozzle size (1/32 inch) # 2 Nozzle size (1/32 inch) # 3

2254 8.5 3 243 5 3.125 141 5 4.276 1870 11.9 3040 30000 12.25 0 22 22 16

KPa KPa KPa KPa KPa KPa KPa KPa M/Min M/SEC INCH SQ

M inch inch M inch inch M inch inch M KPa/m LIT/MIN KPa inch KPa

ith corr factor

hydold

Field tool for fast calculation with some approx's

DRILLING HYDRAULICS CALCULATION Nozzles pressure drop Total pressure drop Ann velocity % BHP Jet velocity T.F.A

4788 17727 47.89 27.01 83.36 0.94

KPa KPa M/Min

Fill in the data in white cells Well depth D.C O.D D.C I.D D.C length HWDP O.D HWDP I.D HWDP length Drill pipe O.D Drill pipe I.D Drill pipe length Mud Weight CIRCULATING RATE P max Bit size Pr drop in AKO & MWD Nozzle size (1/32 inch)

2254 8 1/2 3 243 5 3.125 141 5 4.276 1870 11.9 3040 30000 12 1/4 0 22

M inch inch M inch inch M inch inch M KPa/m LIT/MIN KPa inch KPa 22

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M/Sec Inch sq

16

hydold

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surface pressure losses drill pipe bore pressure losses drill collar bore pressure losses HWDP bore pressure drop Pr drop in AKO / MWD annulus pressure losses nozzles pressure drop

PSI 107 824 600 285 0 37 686

total Ann velocity % BHP Jet velocity NOZZLE SIZE T.F.A MUD WT

2539 17519 47.89 M/Min 27.01 83.36 M/SEC 22 22 0.94 INCH SQ 1.21

Page 10

KPa 741 5687 4137 1968 0 253 4732

PR with corr factor 750 5755 4186 1992 0 256 4788 0 17727

16

hydold

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HYDRAULIC CALCULATION RESULTS Surface pressure losses Drill pipe bore pressure losses Drill collar bore pressure losses HWDP bore pressure drop Pr drop in AKO / MWD Annulus pressure losses Nozzles pressure drop TOTAL system Pr drop Ann velocity % BHP Jet velocity T.F.A (nozzles)

750 5755 4186 1992 0 256 4788 17727 47.89 27.01 83.36 0.94

INPUT DATA Well depth D.C O.D D.C I.D D.C lingth HWDP O.D HWDP I.D HWDP length Drill pipe O.D Drill pipe I.D Drill pipe length Mud Weight CIRCULATING RATE P max Bit size Pr drop in AKO & MWD Nozzle size (1/32 inch) # 1 Nozzle size (1/32 inch) # 2 Nozzle size (1/32 inch) # 3

2254 8.5 3 243 5 3.125 141 5 4.276 1870 11.9 3040 30000 12.25 0 22 22 16

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KPa KPa KPa KPa KPa KPa KPa KPa M/Min M/SEC INCH SQ

M inch inch M inch inch M inch inch M KPa/m LIT/MIN KPa inch KPa

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ith corr factor

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