A four-stroke, 14, compression ignition engine operates on an air-standard diesel cycle at 3000 RPM. It has a compression ratio of 18 and a cut-off ratio of 3.5. During each cycle, 800 J of heat has been added to each cylinder. The diesel has a heating value of 44,000 kJ/kg. It has a combustion efficiency of 98% and mechanical efficiency is 86%. The engine has a turbocharger, and the cylinder conditions at the end of the expansion process are 1479.6 °C and 615.86 kPa. The exhaust gas residual is 4%. Determine the temperature [K], specific volume [m³/kg], and pressure [kPa] at each state of the cycle. the air-fuel ratio. (i) (ii) (iii) (iv) the brake power of this engine. [kW] the specific indicated work of the engine per cycle. [kJ/kg]
A four-stroke, 14, compression ignition engine operates on an air-standard diesel cycle at 3000 RPM. It has a compression ratio of 18 and a cut-off ratio of 3.5. During each cycle, 800 J of heat has been added to each cylinder. The diesel has a heating value of 44,000 kJ/kg. It has a combustion efficiency of 98% and mechanical efficiency is 86%. The engine has a turbocharger, and the cylinder conditions at the end of the expansion process are 1479.6 °C and 615.86 kPa. The exhaust gas residual is 4%. Determine the temperature [K], specific volume [m³/kg], and pressure [kPa] at each state of the cycle. the air-fuel ratio. (i) (ii) (iii) (iv) the brake power of this engine. [kW] the specific indicated work of the engine per cycle. [kJ/kg]
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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![A four-stroke, 14, compression ignition engine operates on an air-standard diesel cycle at
3000 RPM. It has a compression ratio of 18 and a cut-off ratio of 3.5. During each cycle,
800 J of heat has been added to each cylinder. The diesel has a heating value of 44,000
kJ/kg. It has a combustion efficiency of 98% and mechanical efficiency is 86%. The engine
has a turbocharger, and the cylinder conditions at the end of the expansion process are
1479.6 °C and 615.86 kPa. The exhaust gas residual is 4%.
Determine
the temperature [K], specific volume [m³/kg], and pressure [kPa] at each state of
the cycle.
the air-fuel ratio.
the specific indicated work of the engine per cycle. [kJ/kg]
(i)
(ii)
(iii)
(iv) the brake power of this engine. [kW]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9d217811-8f20-4001-bd69-ebbdfe00c382%2Fb31f9c70-2ac6-4ec4-bc05-1f45711ce87b%2Fjluhlms_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A four-stroke, 14, compression ignition engine operates on an air-standard diesel cycle at
3000 RPM. It has a compression ratio of 18 and a cut-off ratio of 3.5. During each cycle,
800 J of heat has been added to each cylinder. The diesel has a heating value of 44,000
kJ/kg. It has a combustion efficiency of 98% and mechanical efficiency is 86%. The engine
has a turbocharger, and the cylinder conditions at the end of the expansion process are
1479.6 °C and 615.86 kPa. The exhaust gas residual is 4%.
Determine
the temperature [K], specific volume [m³/kg], and pressure [kPa] at each state of
the cycle.
the air-fuel ratio.
the specific indicated work of the engine per cycle. [kJ/kg]
(i)
(ii)
(iii)
(iv) the brake power of this engine. [kW]
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