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LNG Supply Chain: Liquefaction
 

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  • Principle: above a distance of approx 5,000 miles, the most cost-effective way to transport natural gas is liquefaction. When liquified, it takes up 600 times less space
  • Cooling process: natural gas liquefaction occurs by cooling the gas to - 160°C (-260°F). Several liquefaction processes are patented
  • Our solution is adapted to the compressor manufacturer’s requirements
    • Starter: to start the drive shaft lines of each liquefaction train
    • Starter/Helper: to start the drive shaft lines of each liquefaction train and provide additional power to the gas turbine if required
    • Starter/Helper/Generator: to start the drive shaft lines of each liquefaction train and provide additional power to the gas turbine if required and regenerate the excess power (automatic energy management)
    • Electrical Drive: all-electric drives replace mechanical drives
  • Our technology

MotorsVariable Speed Drive System
Induction motorsPWM (MV7000)
Synchronous motors                LCI (SD7000) and PWM (MV7000)

  • Customer benefits
    • network - good drive integration in power plant:
      • static mode
      • transitory mode
    • power management - the power used exactly matches the power generated:
      • normal mode
      • de-rated mode
    • control of all sizing from the grid to the end of the drive shaft allows an optimised solution to be achieved while meeting customer requirements.

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