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The intake charge in a diesel engine consist of
- a)Air alone
- b)Air + lubricating oil
- c)Air + fuel
- d)Air + fuel + lubricating oil
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
The intake charge in a diesel engine consist ofa)Air aloneb)Air + lubr...
In diesel engine intake is only air. The air is compressed and then the fuel is injected to the high pressure and temperature compressed air.
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The intake charge in a diesel engine consist ofa)Air aloneb)Air + lubr...
Intake Charge in a Diesel Engine
The intake charge refers to the air that is taken in by the diesel engine during the intake stroke. This air is mixed with fuel and compressed to ignite and produce power. In a diesel engine, the intake charge consists of:
Air Alone
The primary component of the intake charge in a diesel engine is air. Diesel engines are classified as compression ignition engines, which means that the fuel is ignited through compression rather than a spark. The air is compressed in the cylinder, which causes the temperature to rise. When the fuel is injected into the cylinder, it ignites due to the high temperature and pressure.
Air Lubricating Oil
Lubricating oil is used in diesel engines to reduce friction and wear between moving parts. However, lubricating oil is not part of the intake charge. It is added separately to the engine and circulated through the engine to lubricate the moving parts.
Air Fuel
The air in the intake charge is mixed with fuel to create a combustible mixture. The amount of fuel injected into the cylinder is controlled by the engine's fuel system, which ensures that the correct amount of fuel is injected for the amount of air in the cylinder.
Air Fuel Lubricating Oil
Lubricating oil should not be mixed with the fuel and air in the cylinder. If lubricating oil is present in the combustion chamber, it can cause incomplete combustion, which can lead to deposits on the engine's internal components and reduce engine performance.
Conclusion
In conclusion, the intake charge in a diesel engine consists of air alone. The air is compressed in the cylinder, mixed with fuel, and ignited to produce power. Lubricating oil is not part of the intake charge and should not be mixed with the air and fuel in the cylinder.
The intake charge refers to the air that is taken in by the diesel engine during the intake stroke. This air is mixed with fuel and compressed to ignite and produce power. In a diesel engine, the intake charge consists of:
Air Alone
The primary component of the intake charge in a diesel engine is air. Diesel engines are classified as compression ignition engines, which means that the fuel is ignited through compression rather than a spark. The air is compressed in the cylinder, which causes the temperature to rise. When the fuel is injected into the cylinder, it ignites due to the high temperature and pressure.
Air Lubricating Oil
Lubricating oil is used in diesel engines to reduce friction and wear between moving parts. However, lubricating oil is not part of the intake charge. It is added separately to the engine and circulated through the engine to lubricate the moving parts.
Air Fuel
The air in the intake charge is mixed with fuel to create a combustible mixture. The amount of fuel injected into the cylinder is controlled by the engine's fuel system, which ensures that the correct amount of fuel is injected for the amount of air in the cylinder.
Air Fuel Lubricating Oil
Lubricating oil should not be mixed with the fuel and air in the cylinder. If lubricating oil is present in the combustion chamber, it can cause incomplete combustion, which can lead to deposits on the engine's internal components and reduce engine performance.
Conclusion
In conclusion, the intake charge in a diesel engine consists of air alone. The air is compressed in the cylinder, mixed with fuel, and ignited to produce power. Lubricating oil is not part of the intake charge and should not be mixed with the air and fuel in the cylinder.
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The intake charge in a diesel engine consist ofa)Air aloneb)Air + lubricating oilc)Air + fueld)Air + fuel + lubricating oilCorrect answer is option 'A'. Can you explain this answer? for Mechanical Engineering 2025 is part of Mechanical Engineering preparation. The Question and answers have been prepared according to the Mechanical Engineering exam syllabus. Information about The intake charge in a diesel engine consist ofa)Air aloneb)Air + lubricating oilc)Air + fueld)Air + fuel + lubricating oilCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for Mechanical Engineering 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The intake charge in a diesel engine consist ofa)Air aloneb)Air + lubricating oilc)Air + fueld)Air + fuel + lubricating oilCorrect answer is option 'A'. Can you explain this answer?.
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