MEO FUNCTION IV

Define Maximum Continuous Rating (MCR), Standard Continuous Rating or normal rating(SCR), Overload Rating and Astern Output.

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Written by Anand Gautam
Maximum Continuous Rating(MCR):

It is the maximum output power for the engine running continuously under safe conditions. Contractual maximum continuous rating is the rating according to the contract agrees upon.

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Standard Continuous Rating or normal rating(SCR):

It is the output power at normal service speed corresponding to economical efficiency, thermal efficiency, mecchanical efficiency and easy maintenance.

Astern output:

It is the maximum output power which the engine can run whist running in astern directions.

Overload rating:

It is a short term effective power in excess of the rated power with the same set of auxiliaries, under the same service conditions, which can be used periodically for a limited interval only.

About the author

Anand Gautam

Anand Gautam is a marine engineer, Graduated from M.E.R.I. Mumbai. He likes to sail onboard ship and is one who is passionate about his job. He loves to share his knowledge, information, and ideas to everyone in a simplified way just for his satisfaction.

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