Page 18 - The Rotary Rig and Its Components

THE ROTARY RIG AND ITS COMPONENTS

Petroleum Extension-The University of Texas at Austin
eight-hour tour, 90, 91f, 92 hoist, 19. See also drawworks.
electric generators, 11, 11f, 78–79, 78f, 84 hoisting system
electricians, 88, 92 blocks and drilling line, 25–28
electric rig, 7. See also rig. components of, 17
electromagnetic auxiliary brake, 24, 24f derrick/mast, 18–19
elevators, 28, 28f drawworks, 19–25
engines, 7, 8, 8f. See also prime movers. layout of, 30f
environmental issues, 59, 63 overview of, 17
power demands of, 14
evening tour, 90
substructure of, 18
hole. See wellbore.
fastline, 30f, 31 hole deviation, 46
fishing out a drill string, 68 hole diameter, 49–50, 50f
fixed choke, 72 hook. See drilling hook.
fixed cutter bits, 47, 48, 48f horsepower (hp), 7, 8
floor crew, 28 hp. See horsepower (hp).
flowline, 57, 62 hydraulic auxiliary brake, 24
foam as drilling fluid, 55 hydraulic fluid, 69
formation, 1, 2, 46, 47, 48 hydrocarbons, 1
formation fluids, 55, 63, 64, 72
formation pressure, 55, 63, 64, 72 instrumentation system, 82, 82f
fourbles (four-joint stands), 45 iron roughnecks, 22
friction cathead, 10f
fuel. See also natural gas. jackknife masts, 18
diesel, 7
inlet for, 13f jet bits, 47, 47f
to run prime movers, 8 joints. See tool joints.
storage of, 83, 84
kelly
gas. See also degassers; mud-gas separators. circulating system and, 52f
blowout of, 63 in the drill stem, 36, 44f
bringing to the surface, 1–2 lower kelly cock, 41, 41f
as drilling fluid, 55 in mud circulation, 57
in drilling fluid/mud, 61, 80, 82 overview of, 38, 38f, 39f, 50
to run prime movers, 8 rotary table, 39f
finding in remote locations, 90 rotating system and, 34f
venting, 74 upper kelly cock, 34f, 39f, 40, 40f, 44f
gas-cut muds, 61, 80 kelly cock wrench, 40
gelling, 54 kelly drive bushing, 36, 38, 39f, 43f
generators, 7, 11, 15, 78–79, 78f kelly hose. See rotary hose.
gooseneck, 36 kelly saver sub, 34f, 41, 42, 42f, 44f
ground anchors for a derrick, 18 kick, 63–64, 72, 73, 80
guy wires for a derrick, 18 killing a well, 72

heavy mud. See mud weight. lignite, 54

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