Tag: #ukmmarineengineering

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With reference to bacteria harmful to humans in drinking and washing water: (a) State the constraints placed on the installation and use of systems for shipboard production of fresh water (3) (b) State the maintenance and treatment recommended for fresh water tanks (3) (c) Describe how the entire fresh water system can be made free…

EK Motor Dec 2021 (Q6)

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(a) Explain, why optimum fuel atomisation is required in a marine diesel engine cylinder and how it is achieved (6) (b) Explain how optimum fuel droplet size is produced by a fuel injector (6) (c) Explain how fuel injector nozzles are maintained in good condition (4) Dec 2021 (Q6)

EK General Mar 2024 (Q6)

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With reference to tunnel type bow thrusters: (a) Explain why some vessels are fitted with more than one bow thruster (2) (b) Discuss the options available in terms of prime mover and transmission systems (8) Propeller, shafting & thrusters Mar 2024 (Q6)

EK Motor Dec 2021 (Q5)

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(a) Describe, with the aid of a sketch, a diesel engine air start system and the devices which are fitted to prevent or limit damage in the event of an explosion (8) (b) Explain how an explosion in a diesel engine air start system might occur (4) (c) As Chief Engineer Officer, Outline the…

EK General Mar 2024 (Q5)

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(a) Describe an Oily Water Separator bilge content discharge monitoring system that ensures that the oil discharge content is below the recommended maximum and that logs and retains data (8) (b) State TWO additional measures that can be taken to ensure that no illegal pumping overboard can take place (2) Bilge, OWS & ORB Mar…

EK Motor Dec 2021 (Q4)

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With reference to cylinder liner scuffing: (a) Explain how it is caused, stating the method of detection (6) (b) Explain the effects of cylinder liner scuffing (4) (c) Explain how minor scuffing may be treated in order to avoid the need for liner replacement (6) Dec 2021 (Q4)

EK General Mar 2024 (Q4)

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With reference to Marine Growth Prevention Systems, which incorporate impressed current anodes fitted in the sea boxes or sea strainers of main seawater cooling water systems: (a) Explain how the system protects steel pipework against marine growth and corrosion (6) (b) Explain how the effectiveness of the system can be ascertained (2) (c) State the…

EK Motor Dec 2021 (Q3)

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With reference to diesel hybrid SOx scrubber systems: (a) State the fluids used in the open and closed loops of the scrubber, explaining how these fluids are controlled to meet the scrubbing demands at different engine loads (6) (b) State the circumstances under which open loop scrubbing would be used and closed loop scrubbing would…

EK General Mar 2024 (Q3)

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With reference to oil filled stern tubes: Describe, with the aid of a sketch, the principle of operation of a combination seal, which incorporates a wrapped bellows radial face seal and a lip seal. (10) Propeller, shafting & thrusters Mar 2024 (Q3)

EK Motor Dec 2021 (Q2)

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