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Common rail Advantage and Disadvantage

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  • Common rail Advantage and Disadvantage

    Please highlight the CR fuel system advantages and disadvantages in Marine Engine?

  • #2
    Main Advantages:
    • Fuel pressure independent of engine speed and load conditions
    • Better fuel atomisation
    • Lower fuel pump peak torque requirements
    • Improved noise quality
    Main Dis-Advantages:
    • Higher Nox emission
    • Damage to common rail hinders operation of all unit
    • Expensive spare parts

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