Tag: #fuelconsumption
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EK Electrical Mar 2022 (Q11)
With reference to lithium-ion batteries: (a) Explain why this type of batteries has been adapted for shipboard use (4) (b) State ONE advantage and ONE disadvantage of lithium-ion batteries (2) (c) Define EACH of the following terms (i) Cell drift (2) (ii) Thermal runaway (2) Mar 2022 (Q11)
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EK Electrical Jul 2020 (Q9)
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)
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EK Electrical Oct 2018 (Q11)
With reference to lithium-ion batteries: (a) Explain why this type of batteries has been adapted for shipboard use (4) (b) State ONE advantage and ONE disadvantage of lithium-ion batteries (2) (c) Define EACH of the following terms (i) Cell drift (2) (ii) Thermal runaway (2) Batteries & Emco power supplies Oct 2018 (Q11)
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EK Electrical Jul 2017 (Q9)
With reference to automatic power management system for control of operation of main switchboards and generators (a) List the features that power management system controls in order to comply with the requirement of the vessel (7) (b) Explain how the main generator and switchboard would be controlled following a failure of power management system (3)…
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EK General Mar 2024 (Q6)
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)
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EK General Dec 2019 (Q2)
(a) Describe, with the aid of a sketch, the principle of operation of a modern shaft torsion meter. (8) (b) Explain why it is important in terms of hull efficiency to measure and compare shaft torque and speed. (2) Propeller, shafting & thrusters Dec 2019 (Q2)
