Master bushing Rotary table Drill floor
Bearing
91
Rotating System
? Function: It makes the drill bit turn ? Rotating Assembly:
– Surface rotating system(top drive), – downhole rotating system (drill stem)
Rotating Equipment
Master bushing Rotary table Drill floor
Bearing
Tools——wellhead tools
? ? ? ? ? Slips[slip] 卡瓦 Safety slip 安全卡瓦 Elevator 吊卡 Backup tong (box end) Makeup tong( pin end)
spinner—pneumatic tool
? Hydraulic tong ? Lifting sub/elevator plug/lifting nipple提升短节
3 .Rotating system –drilling column (drill string) kelly
95
八、Monitoring system
八、Monitoring system
6. Well Monitoring system
Safety requires constant monitoring of the drilling process. If drilling problems are detected early remedial action can be taken quickly, thereby avoiding major problems. The driller must be aware of how drilling parameters are changing (e.g. WOB, RPM, pump rate, pump pressure, gas content of mud etc.). For this reason there are various gauges installed on the driller’s console where he can read them easily.
Parameters monitoring
Mudlo
gging house
97
6. Well Monitoring system
? ? ? ? ? ? ? ?
Depth Penetration rate Hook load Rotary speed Rotary torque Pump rate Pump pressure Mud density
? Mud temperature
? Mud Salinity
? Gas content
? Hazardous gas
content of air ? Pit level ? Mud flow rate
98
不妥之处敬请指正 谢谢大家!
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