Tag: #intakestroke
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EK Motor Dec 2023 (Q2)
(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…
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EK Motor Dec 2022 (Q8)
(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…
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EK Motor Mar 2021 (Q2)
(a) With the aid of sketches, describe the operation of a dual fuel 4-stroke engine when operating on gas (10) (b) For the engine described in part (a), explain how and when the fuels are supplied to the cylinders (6) Dual fuel Mar 2021 (Q2)
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EK Motor Oct 2020 (Q4)
(a) Explain, with the aid of sketch, the gas combustion process in a dual fuel medium speed main engine, operating with pilot injection (10) (b) Explain what is meant by exhaust gas recirculation and how this may be effective in reducing air pollution (6) Dual fuel Oct 2020 (Q4)
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EK Motor Jul 2020 (Q5)
(a) Explain, with the aid of sketches, the gas combustion process in a dual fuel medium speed main engine, operating with pilot injection. (10) (b) Explain what is meant by exhaust gas recirculation and how this may be effective in reducing air pollution. (6) Dual fuel Jul 2020 (Q5)
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EK Motor Jul 2019 (Q5)
(a) With the aid of sketches, describe the operation of a dual fuel 4-stroke engine when operating on gas (10) (b) For the engine described in (a), Explain how and when the fuels are supplied to the cylinders (6) Dual fuel Jul 2019 (Q5)
