Page 20 - The Rotary Rig and Its Components

THE ROTARY RIG AND ITS COMPONENTS

Petroleum Extension-The University of Texas at Austin
layout of, 14, 15f roller cone bits, 47, 47f
overview of, 7 rotary drilling, 1, 4, 8, 43, 49, 51
prime movers, 8 rotary helpers, 20, 89f, 90, 92
silicon-controlled rectifiers for, 12, 14, 79 rotary hose
pressure. See also back pressure. circulating system and, 51, 52f
in an accumulator, 69 location of, 28f, 36, 39f
air compressors and, 79 in the mud cycle, 57
bottomhole, 55 overview of, 62
cuttings and, 55 rotary line. See drilling line.
drilling fluids, 36
formation, 63, 64, 72 rotary speed, monitoring, 82
formation fluids, 49 rotary table
kicks and, 63, 73 arrangement of, 10f, 11f, 14, 39f, 43f
pump, 56 kelly and, 38
well, 40 operation of, 14
prime movers, 7, 8, 9f, 14, 15. See also engines. overview of, 43, 50
production, 1 substructure and, 18
pulleys, 29. See also sheaves. rotating system
bits, 47–48, 47f, 48f
pump pressure, 56, 82
components of, 33–35
drill collar, 46–47, 46f
quebracho, 54
drill pipe, 45, 45f
drill stem, 35, 44, 44f
ram preventers, 65f, 67–68, 67f, 68f hole diameter, 49–50, 50f
Range 1 drill pipe, 45 kelly and, 38–42, 39f
Range 2 drill pipe, 45 overview of, 33–35, 50
Range 3 drill pipe, 38, 45 rotary table, 39f, 43, 43f
rectifiers, silicon-controlled, 12, 14, 79 swivel, 35–36
reel, supply, 29, 30f, 31 tool joints, 46, 46f
reeving, 26, 26f, 29–31 top drive, 36, 37f
remote control panels. See control panels. roughneck, 89, 92
remote power-adjustable choke, 71 roustabouts, 90, 92
reserve pits, 52f, 80
rig. See also electric rig; mechanical rig. safety. See also blowout preventer (BOP).
crewmembers on, 85 blowouts and, 63
layout of, 15f using cathead spools, 23
portability of, 1, 2 with hazardous dry materials, 55–56
power system of, 7–8 kelly cock wrench, 41
purpose of, 1, 3f making up or breaking out a pipe, 22, 36
seen as a whole, 77 noise abatement, 12
different types of, 4, 7, 9, 11 sand trap, 52f, 80
rig-down, 19 saver sub. See kelly saver sub.
rig floor, 18 SCRs. See silicon-controlled rectifiers (SCRs).
rig superintendent. See toolpushers. settling pit/tank, 80
rig-up, 7, 12, 19 shaker tank, 52f, 74, 80
rock bits. See roller cone bits. shale, bits for, 48

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