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Welcome to ABL Group

Longitude is the design and engineering arm of ABL Group - a global and independent consultancy delivering marine, energy, engineering and software solutions to drive safety and sustainability in renewables, maritime and oil & gas sectors. ABL Group operates across 43 countries worldwide.

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ABL Group Companies:

Proper Marine

Longitude's division in Brazil - specialists in naval architecture and offshore engineering.

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ABL

The energy and marine consultants, delivering technical services to support offshore energy and maritime sectors at construction, operations, decommissioning and in marine casualty scenarios.

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AGR

Engineering consultancy, skills resourcing, survey and software provider, specialising in wells, subsurface, and marine operations.

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OWC - An ABL Group Company

OWC

The renewable energy consultants - providing technical advisory, engineering and consulting for the commercial-scale development of renewable energy onshore and offshore.

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  • About Us
  • Sectors
    • Oil & Gas
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    • Infrastructure
  • Services
    • Column One
      • Marine Operations Engineering
        • Offshore Installation
        • Module Transportation
        • Wind Farm Installation
        • Decommissioning
        • Site Specific Assessment (SSA)
        • Moorings, Umbilicals, Risers & Pipelines
        • Cable Installation
      • Site Investigations
        • Cable & Pipeline Risk
        • Site Characterisation
        • Survey Management
        • Seabed Morphology
        • Metocean Analysis
    • Column Two
      • Marine Design, Upgrade & Conversion
        • OSD-IMT: Vessel Design
        • Floating Production Systems
        • Jack-Up and Floating Rigs
        • Small Craft
        • Ships
        • Maritime Civil Engineering
        • Fixed Structures
        • Geotechnical Design
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        • Computational Fluid Dynamics
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Home / Oil & Gas / Page 7

Case Studies


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Sector

  • Oil & Gas
  • Renewables
  • Defence
  • Commercial Maritime
  • Infrastructure

SERVICES

  • Vessel Design / OSD-IMT
  • Marine Operations Engineering
  • Site Investigations
  • Advanced Analysis & Simulations
  • Marine Design, Upgrade & Conversion
  • Clean Technologies
  • Geotechnical Design
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  • Maritime Civil Engineering
  • Piles, Jackets & Subsea
  • Jack-Up Rigs
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  • Seabed Morphology
  • Module Transportation

Sector: Oil & Gas

Services: Multibody Hydrodynamics Marine Design, Upgrade & Conversion Moorings, Riser & Pipelines

Valhall Field Accommodation Semi-submersible Moorings

BP chartered a large semi-submersible accommodation vessel for mooring alongside a platform at the Valhall Oil Field in the Northern North Sea. Longitude were instructed to prepare a mooring analysis…


Sector: Oil & Gas

Services: Advanced Analysis & Simulations

Well Intervention Vessel Operability

A vessel owner received a new vessel for well intervention work including wire lining, coiled tubing and through tubing. The owner required simulation work to deduce the dynamic behaviour…


Sector: Oil & Gas

Services: Advanced Analysis & Simulations

DP Accommodation Vessel Operability Alongside Prelude FSLNG

Longitude has been engaged to undertake an operability analysis of a semisubmersible accommodation unit operating on dynamic positioning (DP) in order to demonstrate that the vessel can remain on…


Sector: Oil & Gas

Services: Offshore Installation

Deep Panuke Production Field Centre (PFC) Installation Analysis

The Deep Panuke PFC is a 20,000 tonne self-installing offshore platform located 250 kilometres from Halifax, Canada in the North Atlantic Ocean in 40 metres of water. Longitude were initially…


Sector: Oil & Gas

Services: Dynamic Simulations Advanced Analysis & Simulations

OFON Phase 2 Dynamic Lift Analysis

The OFON Phase 2 project involves the installation of four new platforms at the OFON field, which is 30 kilometres from the Nigerian coast in 40 metres of water. Longitude…


Sector: Oil & Gas

Services: Marine Design, Upgrade & Conversion Jack-Up Rigs

Fugro Seacore Newbuild Walking Jack-up Design

Fugro Seacore, the installation contractors, own a number of jack-up platforms for over-water drilling and other marine infrastructure activities. They prepared the concept design of a new walking jack-up…


Sector: Oil & Gas

Services: Floating Production Systems Marine Design, Upgrade & Conversion Floating Production Systems Marine Design, Upgrade & Conversion

Boiler module structural design

Longitude has been engaged for the structural design of a number of boiler modules for FPSO and FSLNG vessels ranging in size from approximately 200 tonnes up to 1400…



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