UKM Tuticorin

Tag: #ukmmarineengineering

  • EK Naval Mar 2017 (Q12)

    EK Naval Mar 2017 (Q12)

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    Describe the in-water survey to classification society requirements of the underwater structure of a large carrier (10) Mar 2017 (Q12)

  • EK Motor Oct 2022 (Q4)

    EK Motor Oct 2022 (Q4)

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    (a) Describe, with the aid of a sketch, a cylinder arrangement for a dual fuel 2-stroke engine, explaining how the gaseous fuel is delivered to the cylinder and ignited. (12) (b) Explain the term Methane Slip in reference to a dual fuel engine, stating why it occurs and the effect on the atmosphere. (4) Dual…

  • EK Electrical Jul 2020 (Q11)

    EK Electrical Jul 2020 (Q11)

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    With reference to electrical system protective devices, explain the purpose of EACH of the following: (a) Overcurrent protection; (2) (b) Short circuit protection; (2) (c) No-volt protection; (2) (d) Reverse power protection; (2) (e) Preferential tripping. (2) Jul 2020 (Q11)

  • EK Electrical Jul 2020 (Q10)

    EK Electrical Jul 2020 (Q10)

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    With reference to star delta starters used for three phase induction motors: (a) Explain in detail why this type of starter is employed; (4) (b) Explain, with the aid of a circuit diagram, the sequence of operation of a star delta starter. (6) AC Starters Jul 2020 (Q10)

  • EK Motor Oct 2022 (Q3)

    EK Motor Oct 2022 (Q3)

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    With reference to failure of fuel injector nozzles due to burning: (a) state, with reasons, THREE possible causes; (6) (b) write a procedure to be used when investigating the cause of fuel injector nozzle burning; (6) (c) describe a maintenance system which should be operated in order to minimize the risk of future fuel injector…

  • EK Motor Oct 2022 (Q2)

    EK Motor Oct 2022 (Q2)

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    (a) Explain, with the aid of a sketch, Thermal Stress, stating how thermal stress is induced in the cylinder liner when the engine is operating. (8) (b) Explain why thermal stress may be damaging to an engine cylinder. (4) (c) Explain how thermal stress may be avoided in an operating engine without reducing engine power…

  • EK Electrical Jul 2020 (Q9)

    EK Electrical Jul 2020 (Q9)

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    Describe, with the aid of a block diagram, how automatic starting, load sharing and stopping of generators in response to load changes is effected. (10) Generator & circuit protection Jul 2020 (Q9)

  • EK Electrical Dec 2019 (Q11)

    EK Electrical Dec 2019 (Q11)

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    (a) Explain the meaning of EACH of the following types of electrical equipment (i) Intrinsically safe (2) (ii) Flame proof (2) (iii) Increased safety (2) (iv) Pressurised enclosure (2) (b) State two types of lighting equipment that may be installed in the pump room areas of a crude petroleum carrier (2) Electrical safety Dec 2019…

  • EK Motor Oct 2022 (Q1)

    EK Motor Oct 2022 (Q1)

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    Write a report for the engineering superintendent regarding the replacement at sea of bearings on one of the main engine turbochargers. The report must explain how the bearing defects were detected, the likely cause of the damage and the action which has been implemented to prevent further incidents of this type. (16) Scavenging & Turbocharger…

  • EK Electrical Dec 2019 (Q10)

    EK Electrical Dec 2019 (Q10)

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    (a) State the consequences of using a DOL starters for comparatively large sized AC induction motors (2) (b) Describe, with the aid of a sketch, an electronic soft starting system that may be used for large sized AC induction motors (8) AC Starters Dec 2019 (Q10)