Electric drive and control of the drilling rig
The electric drive and control system of an electric drilling rig includes the power management system, the drive system, the MCC system, and the control system. Product scope in the manual is DC control, VFD control, mud-pump control, and top-drive control.
- DC
- VFD
- MCC
Last reviewed 2026-10-27 (Asia/Shanghai)
What this page covers
Power management
VFD formed by diesel generator sets or by high-voltage power grids.
Drive
DC or AC drive and control for mud pumps, drawworks, the rotary table, the top drive, and other main equipment.
MCC and control
MCC for auxiliary motors, lighting, and power in the areas of the wellsite. Control includes the PLC, the industrial computer, and the HMI.
In scope
- Quote the drilling rig as one electrical drive and control scope.
- Name DC, VFD, mud pump, and top drive as the product scope.
Outside this offer
- Attach the configuration tables from the manual.
- State a kilowatt rating on this page.
One spread in the manual captions a shale-oil demonstration wellsite and calls out the power supply control system, SCR and VFD, the automated drilling-rig control system, and the DC and AC motors together. The ratings are on SCR control, VFD control, mud pump control, and top drive control.