Exam Question
(a) Sketch a typical power indicator card for a slow speed marine diesel engine. (8)
(b) Explain how the card may be used to assess the power developed in the cylinder. (8)
Class 2 (2nd Engineer)
MEKM
📅 Feb 2025
Reference Answer
(a)
From the above sketch,
1-2 piston is moving upwards, scavenging the cylinder
2-3 Scavenging ports are shut, exhaust closing
From the above sketch,
1-2 piston is moving upwards, scavenging the cylinder
2-3 Scavenging ports are shut, exhaust closing
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