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Success story: Qatar Liquefied Gas Company Limited (Qatar)

Global MV / LV solution provides a high safety electrical power distribution for a LNG Plant

 

 
 

 
 

I. CUSTOMER ENVIRONMENT / PROJECT CONTEXT

Customer profile:

  • The 4 billion USD Qatargas project is the biggest project ever implemented in the area. This includes off-shore gas production, treatment station, the 6 million tonnes per year LNG plant and associated facilities and utilities.
  • TOTAL is a 10 % partner in the operating company QATARGAS, alongside the Qatar national company QGPC (65 %), Mobil (10 %), and two Japanese trading companies Mitsui and Marubeni (7.5 % each).

Customer objective and constraints:

  • Project: to supply reliable and consistent MV / LV equipment and appropriate Power Distribution Control System (PDC System).
  • Total's objective: ensure maximum consistencies among equipment provided through several engineering Companies.

II. SOLUTION IMPLEMENTATION

Implementation methodology (main phases):

  • Design and engineering : 25 000 hours
  • Signing of the contract : April 1994
  • Supply of the equipment : started December 1994
  • Commissioning : started August 1995
  • First gas shipment : December 1996

Duration:

16 months

Solution overview (services, products, systems, architectures…):

  • Engineering and design
  • MV Electrical equipement
  • Power Distribution Control System

III. RESULTS / ACHIEVEMENT

Customer benefits:

  • Project Management and co-ordination among suppliers and engineering companies.
  • Electrical equipment specifications.
  • Development and implementation of the PDC system.
  
 
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Solution breakdown

 

Engineering and design:

  • project management and co-ordination among suppliers and Engineering companies,
  • electrical equipment specifications,
  • development and implementation of the PDC System.

 

Equipment:

  • 33 kV SEPAM 2000 digital protection and control units,
  • 6,6 kV Fluair 100 type switchgears,
  • 6,6 kV busducts,
  • Electrical Integrated Operator's Control desk,
  • Power Distribution Control System,
  • commissioning assistance and training.