Tag: #ekmanagmentwritten

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With reference to diesel engine starting air systems: (a) write instructions for the checking of the starting air system in order to determine the reason for an engine failing to turn over when the starting air system is activated (6) (b) Describe the procedure for checking and preparing a starting air receiver for survey (6)…

EK Motor Mar 2023 (Q6)

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With reference to slow speed diesel engine turbocharging: (a) Explain why electrically driven scavenge air blowers are fitted (4) (b) Describe how a turbocharger may be disabled to allow for operation of the main engine in the event of failure of the turbocharger rotor (8) (c) Describe the procedure for running an engine in the…

EK Motor Mar 2023 (Q5)

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With reference to larger, slow speed, crosshead type engine: (a) Explain the nature of the forces acting on the transverse girders (6) (b) Explain the nature and location of defects that can occur in transverse girders (6) (c) Explain the possible consequences of operating the engine with serious defects present in the transverse girders (4)…

EK Motor Mar 2023 (Q4)

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As Chief Engineer, write instructions for the actions to be taken in event of a high temperature scavenge alarm being activated, due to a rapid rise in temperature, during a period of UMS operation, stating the reason for EACH action (16) Mar 2023 (Q4)

EK Motor Mar 2023 (Q3)

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(a) Describe, with the aid of a sketch, the HT and LT cooling water systems for a combined pair of medium speed engines in an installation. (12) (b) For the system described in part (a), explain how a shut-down engine is maintained at the correct temperature for immediate starting when the associated engine is also…

EK Motor Mar 2023 (Q2)

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With reference to fatigue cracking: (a) describe, with the aid of an S/N curve, the relationship between applied stress and the number of applied stress fluctuations in fatigue crack propagation (5) (b) Define the term Stress Raiser, giving examples and explaining the influence of a stress raiser on the propagation of a fatigue crack (5)…

EK Motor Mar 2023 (Q1)

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Write a report to the Superintendent Engineer regarding the failure of an engine to complete an automatically programmed Slow Turn operation and the actions taken to discover and rectify the cause of the problem after it had been determined that the starting air system and slow turning control system were operating correctly. Mar 2023 (Q1)

EK Motor Dec 2022 (Q9)

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(a) As the Engineer Manager writes standing instructions for the in-service cleaning is the gas side of a waste heat recovery steam generator unit. (8) (b) As the Engineer Manager write standing instruction for the action to be taken in the event of an uptake fire in the waste heat recovery steam generating unit and…

EK Motor Dec 2022 (Q8)

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(a) Describe with the aid of sketches the operation of a four-stroke dual fuel engine, explaining how the correct amount of gaseous and liquid fuels are supplied to the cylinders to meet the power requirement and how the cylinder charge is ignited (10) (b) State, with reasons, three problems associated with the burning of gaseous…

EK Motor Dec 2022 (Q7)

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