Marine & Offshore Infrastructure

Offshore Wind Industry Design

Advanced mechanical engineering and structural design of heavy-industry structures for harsh North Sea operations.

Feed System for Drilling Machine
Project Profile

Feed Systemfor Drilling Machine

Design Services RK Ltd was commissioned to deliver the comprehensive structural design, finite element verification, and fabrication drafting for a feed system. Our team optimized the structural steel layout to withstand aggressive hydrodynamic wave action, fatigue degradation over a 25-year lifespan, and severe cyclic load profiles.

+15%
Drilling Speed
25 Yrs
Calculated Fatigue Life
100%
DNV Regulatory Compliance
Services:
Mechanical Design & FEA
Duration:
8 Months
Sector:
Offshore Equipment

The Challenge

The primary structural hurdle lay in the extreme cyclical loads generated by complex wave, current and operational load combinations. Traditional, over-engineered solutions resulted in excessive steel weight, threatening cost feasibility during fabrication and installation phases.

The Solution

By conducting advanced static and dynamic Finite Element Analysis (FEA), DSRK engineers modeled exact load cases. We optimized the flange connections and bolted configurations to ensure smooth structural load paths and secure marine deployment.

The Impact

Our streamlined structural design received immediate regulatory sign-off from class society. The optimized weight profiles yielded a substantial reduction in raw steel costs. Crucially, the lighter assemblies significantly reduced deep-sea offshore crane and installation vessel costs during maritime positioning.

Design Verification

Technical Design Gallery & FEA Modeling

Line tensioner components
STRUCTURAL DESIGN WITH SCRUPULOUS SELECTION OF EQUIPMENTLine tensioner components
Drill derrick design with series of detailed load combinations
DESIGN VERIFICATION OF TRUSS STRUCTUREDrill derrick design with series of detailed load combinations
Feedback Parameters Analysis
ANALYSISFeedback Parameters Analysis
"DSRK delivered structural analysis and drafting services of the highest caliber. Their mechanical engineering optimization directly resulted in structural weight savings while easily meeting strict North Sea regulatory safety profiles."

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