Drilling course

Drill Through Equipment

Overview

A detailed, equipment-focused course covering surface pressure control equipment, BOPs, control systems and auxiliary equipment, with group work on each system.

Course agenda

Day 1: Surface mud flow network

  • Choke and kill manifolds
  • Mud/gas separator
  • Diverter system
  • Rotating head
  • Pressure control while drilling (PCWD)
  • Gate valves and actuators
  • Manual and remote operated chokes
  • Check valves: plug and dart type

Day 2: Surface BOPs

  • Ram preventers
  • Response time, hang-off, function and pressure testing
  • Inspection and test procedures
  • Ram packer pressure and BOP ratios
  • Cameron, Hydril, Shaffer and Koomey ram BOPs
  • Auto lock systems

Day 3: Annular preventers and connections

  • Annular preventers: testing and frequency
  • Hydril GK and GL configurations
  • Packing unit selection
  • Ring grooves and ring gaskets
  • Flange and clamped hub connections

Day 4: Surface BOP control systems

  • Accumulator unit schematic
  • 3-position 4-way valves
  • Accumulator bottles, manifolds and pre-charge
  • Hydraulic regulators
  • Control system volumetric capacity
  • Pump systems and remote control panels
  • Casing heads, tubing heads and Christmas trees

Day 5: Auxiliary equipment

  • Inside blowout preventer
  • Drill pipe safety valves
  • Kelly and top drive valves
  • Drop-in check valves and float valves
  • Test tools
  • Group work on manifolds, diverters, annular and ram BOPs, and control units