Author: UKM TUTICORIN

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Write instructions for the action to be taken by a duty engineer following activation of a slow speed main engine exhaust gas differential temperature alarm during a period of unmanned machinery operation. The instruction must cover the period from activation of the alarm to return of the main engine to normal operation (16) Cylinder head…

EK General Dec 2017 (Q4)

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With reference to centrifugal pumps: (a) Explain the operating principle of a centrifugal pump and why it is unnecessary to fit a relief valve to it; (4) (b) State two impeller types and which type of application they would be best suited for; (2) (c) Explain why cavitation occurs and how to possibly reduce by…

EK Motor Oct 2017 (Q4)

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(a) Describe, with the aid of a sketch, a system for burning of gaseous fuel in a two-stroke diesel engine, indicating the safety features fitted and explaining why the gas has to be injected into the cylinder rather than mixed with the combustion air outside of the cylinders (12) (b) Define the term methane slip,…

EK General Dec 2017 (Q3)

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Describe, with the aid of a sketch, the operation of a static Oily Water Separator which confirms to current MARPOL regulations and utilizes a pump on the discharge side of the separator (10) Bilge, OWS & ORB Dec 2017 (Q3)

EK Motor Oct 2017 (Q3)

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The Chief Engineer officer writes a report to the engineering superintendent regarding the failure of a high pressure fuel pump unit on an electronically controlled engine. The report must explain the nature of the failure, how the failure was detected and the immediate action taken. The report must also explain the actions taken to replace…

EK General Dec 2017 (Q2)

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(a) Define propeller slip, explaining how it is calculated (2) (b) State, with reasons, FOUR conditions which will affect the propeller slip (8) Propeller, shafting & thrusters Dec 2017 (Q2)

EK Motor Oct 2017 (Q2)

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(a) Explain the action to be taken to ensure that the main engine may be operated in the event of an exhaust gas economiser developing a serious leak which cannot immediately be repaired (6) (b) Describe how the heat transfer surface of an economiser are maintained in a clean condition (4) (c) Explain the action…

EK Motor Oct 2017 (Q1)

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With reference to diesel engine SOx exhaust gas cleaning and pollution control: (a) state, with reason, which system parameters are monitored, explained where the monitoring devices are located, how the data is stored and how data is made available to regulating authorities. (10) (b) state how pollution of sea water can be caused by the…

EK General Dec 2017 (Q1)

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