74. You are assigned to an uninspected fishing industry line vessel fitted with main propulsion diesel engines operating on the cycle represented in the polar timing diagram shown in the illustration. What events or effects are represented by "II", "III", and "IV" respectively

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"ii" represents the scavenging period where the scavenging-air ports are uncovered. "iii" represents a supercharging effect where the cylinder pressure is boosted with the scavenging air blower. "iv" represents the exhaust period where the exhaust valves are held open.

74. You are assigned to an uninspected fishing industry line vessel fitted with main propulsion diesel engines operating on the cycle represented in the polar timing diagram shown in the illustration. What events or effects are represented by «II», «III», and «IV» respectively

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74. You are assigned to an uninspected fishing industry line vessel fitted with main propulsion diesel engines operating on the cycle represented in the polar timing diagram shown in the illustration. What events or effects are represented by «II», «III», and «IV» respectively

Comments (0)

Trial period expired