Design Engineering

With an extensive background in engineering design, DWR can provide expertise in all of the following areas:

MOORING SYSTEM DESIGN

Mooring system selection and design:

  • Single Point Mooring (SPM)
    • Turret
    • CALM (Catenary Anchor Leg Mooring)
    • SALM (Single Anchor Leg Mooring)
  • Spread mooring

Mooring configuration design:

  • Catenary / semi-taut / taut
  • Chain, wire, synthetic fibre

Mooring connection point design

Mooring seabed foundation design

FLOATING AND FIXED PLATFORM DESIGN

Floating platforms design:

  • Ship / barge type
  • Semi-submersible
  • Tension leg

Hydrostatic and hydrodynamic assessment

Intact and damaged stability assessment

Fixed platform design:

  • Monopile
  • Jacket

Material selection studies (steel / concrete / hybrid)

Corrosion prevention systems

OFFSHORE INSTALLATION ENGINEERING

Generation of complete offshore installation procedures

Sea fastening and grillage design

Transportation motion analysis

Provision of Marine Warranty Surveyor

Marine logistics management

Foundation pile driving analysis

Offshore and site attendance

 

STATIC AND DYNAMIC ANALYSIS

Mooring line strength and fatigue analysis

Subsea power cable layout, analysis and configuration (dynamic and seabed)

Mooring and subsea power cable coupled analysis

 

SUBSEA ARCHITECTURE DESIGN

Subsea power cable mid-water arch design and analysis

Anchor foundation selection and design:

  • Drag embedment anchor
  • Driven monopile
  • Suction pile

Gravity base

CONSTRUCTION ENGINEERING

Development of construction methodologies and sequencing

Construction feasibility reviews

Construction and installation trade-off studies

Fabrication drawings for primary and secondary steel

MOORING STRUCTURAL COMPONENT, MECHANICAL DESIGN AND ANALYSIS

Design and analysis of primary and secondary structural steel for floating and fixed unit foundations

Single and dual axis chain stopper / fairleads design

Mooring chain link out–of-plane bending analysis

Mooring and subsea power cable pull-in systems

 

FLOATING PLATFORM OPTIMISATION STUDIES

Field array layout optimisation

Optimisation of platform motions

Weight and cost trade-off optimisation studies

 

 

 

ELECTRICAL AND INSTRUMENTATION (E&I) AND PIPING DESIGN

Low and high voltage power distribution

Cable sizing, E&I equipment specification, datasheets

Low Voltage Slip Ring, Fibre Optic Rotary Joint swivel selection and design specification

Piping layout, sizing and isometrics

Piping material and valve selection, specifications, datasheets

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