Author: UKM TUTICORIN

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(a) Explain how power is transmitted through main shafting (2) (b) State FOUR operational factors that may induce high stress in coupling bolts (4) (c) Sketch a coupling bolt for improved design (4) Propeller, shafting & thrusters Jul 2021 (Q4)

EK Motor Aug 2020 (Q5)

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

EK Motor Aug 2020 (Q4)

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As Chief Engineer Officer, write a report to the company superintendent engineer concerning bacterial attack of lubricating oil in the sumps of the main engine and one of the generator engines. The report should explain how the attack was detected, damage found in the engine , investigations into the possible cause of the attack, how…

EK General Jul 2021 (Q3)

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With reference to automatic control: (a) Sketch a pneumatic proportional plus integral controller (6) (b) Explain the term integral saturation (2) (c) Explain the action to be taken by the operator in the event of integral saturation occurring (2) Control system Jul 2021 (Q3)

EK General Jul 2021 (Q2)

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(a) Describe, with the aid of a sketch, an explosimeter for the detection of combustible gas (6) (b) Describe how the instrument sketched in part (a) is tested and calibrated (4) Control system Jul 2021 (Q2)

EK Motor Aug 2020 (Q3)

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With reference to LNG diesel engine installations: (a) Describe, with the aid of a sketch, a Gas Valve Unit, explaining its purpose and indicating where it is located in the gas train (8) (b) Explain why ventilation and inert gas system must be installed with the engine fuel gas system (4) (c) state why pilot…

EK General Jul 2021 (Q1)

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Materials used for hull and machinery are subject to stress and strain in service (a) Define EACH of the following (i) THREE types of stress (3) (ii) TWO types of strain (2) (b) Describe the tests that may be carried out on steel to be used for ships side plating (5) Materials Jul 2021 (Q1)

EK General Mar 2021 (Q8)

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With reference to fixed installations for machinery space fires (a) Sketch a CO2 bottled system (5) (b) Explain how the system sketched in part (a) is protected from overpressure (2) (c) Describe the periodic maintenance required (3) Fire Mar 2021 (Q8)

EK Motor Aug 2020 (Q2)

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(a) Explain how the information gathered from a diesel engine cylinder is analyzed (4) (b) Explain how defects which result in poor cylinder performance are recognised from data gathered during the determination of cylinder power, stating how these defects influence cylinder power development (6) (c) Explain how defects resulting poor cylinder performance which are mentioned…

EK General Mar 2021 (Q7)

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