The primary tool in limiting the cyclic loading and fatigue stresses on a wellhead during drilling, completions and workovers.

01 Capability

As BOP size and weight increase and drilling & completions operations become longer and more complex, wellhead fatigue life has come to the forefront. Whilst monitoring and FEA modelling of the fatigue in wellheads has given us a better understanding of the issues and fatigue lifeof a wellhead, the AME Immobilis WellHead Fatigue Management System (WHFMS) now allows operators to limit the cyclic loading and fatigue stresses on a wellhead during drilling, completions and workovers.

Wellhead Fatigue Management System

The AME WHFMS utilizes simple clump weights that can be deployed from an anchor handling vessel over the stern roller.

The ROV then connects the tether to the BOP tensioning cylinders and uses a single ROV interface panel to tension all tethers simultaneously.

Wellhead Fatigue Management System

02 Utility

Reduces cyclic loading on the well head, extends well head life and environmental conditions for operations and workovers

Four clump weights providing stability to the WHFMS are easily deployable and recoverable over the stern roller of an anchor handling vessel.

An ROV interface panel mounted on BOP allows all four of the tethers to be tensioned simultaneously, saving ROV operations and time.

03 Specifications

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Design
4x 25Te Clump Weights with ROV operable tether winches, BOP interface panel including hydraulic tension cylinders
Services Required
Reduces cyclic loading on the well head, extends well head life and environmental conditions for operations and workovers.
Transportation
Clump weights deployable and recoverable over stern roller of anchor handling vessel.
Monitoring
All monitoring of system conducted at a single point on the BOP mounted panel.
PCE & Equipment Interfaces
ROV interface panel mounted on BOP allowing all 4 tethers to be tensioned simultaneously saving ROV operations and time.

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