Gear-driven drawworks improve drilling efficiency

Gear-driven drawworks have gained greater acceptance in the drilling industry. They achieve improved safety, optimal performance and control, considerable weight re duction, and increased reliability over chain-driven drawworks.In addition to several installations on land rigs, North Sea drillers have adopted the technology extensively in recent years.Gear-driven drawworks have achieved a new performance standard, with combined drive motor regenerative braking, dynamic braking, and integration of an intelligent drawworks operational system (DOS). The gear-driven drawworks developed by Wirth GMBH of Erkelenz, Germany, combines regenerative braking, dynamic braking, an anticollision system...

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