AIGF Exit Exam • Set 6 Question 4 of 30
Derating is an engine for reduction of the vessels maximum speed to increase the efficiency by limiting the __________
✓
Direct Answer
Option A: potential power output
Derating an engine reduces maximum service power output and matches turbocharging and injection timing to optimal lower load profiles for maximum fuel efficiency.
All Options
A
potential power output
(Correct Answer)
B
None of the above
C
kinetic power output
D
total output
Detailed Explanation & Context
Derating an engine reduces maximum service power output and matches turbocharging and injection timing to optimal lower load profiles for maximum fuel efficiency.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Ships subject to the IGF Code (AIGF).
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