beginning of compression, the compression is 300 K and the pressure is 101.35 kPa. If the compression ratio is 15 and during the process 1860 kJ/kg of air is added as heat. Calculate the mean effective pressure. a.) 1300 kPa

beginning of compression, the compression is 300 K and the pressure is 101.35 kPa. If the compression ratio is 15 and during the process 1860 kJ/kg of air is added as heat. Calculate the mean effective pressure. a.) 1300 kPa

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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I only need help with parts d to i. At the beginning of the compression process of an air standard Otto cycle, p1 = 1 bar, T1 = 300 K. The maximum temperature in the cycle is 2250 K and the compression ratio is 9.8. The engine has 4 cylinders and an engine displacement of Vd = 2.1 L. Determine per cylinder: a) the volume at state 1.b) the air mass per cycle.c) the heat addition per cycle, in kJ.d) the heat rejection per cycle, in kJ.e) the net work per cycle, in kJ.f) the thermal efficiency.g) the mean effective pressure, in bar.h) Develop a full exergy accounting per cycle, in kJ. Let T0 = 300 K, p0 = 1 bar.i) Devise and evaluate the exergetic efficiency for the cycle.
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Need help with this homework problem. At the beginning of the compression process of an air standard Otto cycle, p1 = 1 bar, T1 = 300 K. The maximum temperature in the cycle is 2250 K and the compression ratio is 9.8. The engine has 4 cylinders and an engine displacement of Vd = 2.1 L. Determine per cylinder: a) the volume at state 1 in L.b) the air mass per cycle.c) the heat addition per cycle, in kJ.d) the heat rejection per cycle, in kJ.e) the net work per cycle, in kJ.f) the thermal efficiency.g) the mean effective pressure, in bar.h) Develop a full exergy accounting per cycle, in kJ. Let T0 = 300 K, p0 = 1 bar.i) Devise and evaluate the exergetic efficiency for the cycle.
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I only need help with filling in the answers for parts h and i. At the beginning of the compression process of an air standard Otto cycle, p1 = 1 bar, T1 = 300 K. The maximum temperature in the cycle is 2250 K and the compression ratio is 9.8. The engine has 4 cylinders and an engine displacement of Vd = 2.1 L. Determine per cylinder: a)    the volume at state 1.b)    the air mass per cycle.c)    the heat addition per cycle, in kJ.d)    the heat rejection per cycle, in kJ.e)    the net work per cycle, in kJ.f)     the thermal efficiency in %.g)    the mean effective pressure, in bar.h)    Develop a full exergy accounting per cycle, in kJ. Let T0 = 300 K, p0 = 1 bar (See image below).i)    Devise and evaluate the exergetic efficiency for the cycle. part h
Hello, this is the problem attached below: An air-standard dual cycle has a compression ratio of 8.6 and displacement of Vd = 2.2 L. At the beginning of compression, p1 = 95 kPa, and T1 = 290 K. The heat addition is 4.75 kJ, with one quarter added at constant volume and the rest added at constant pressure. Determine: a)    each of the unknown temperatures at the various states, in K.b)    the net work of the cycle, in kJ.c)    the power developed at 3000 cycles per minute, in kW.
I only need help with parts f to i. At the beginning of the compression process of an air standard Otto cycle, p1 = 1 bar, T1 = 300 K. The maximum temperature in the cycle is 2250 K and the compression ratio is 9.8. The engine has 4 cylinders and an engine displacement of Vd = 2.1 L. Determine per cylinder: a)    the volume at state 1.b)    the air mass per cycle.c)    the heat addition per cycle, in kJ.d)    the heat rejection per cycle, in kJ.e)    the net work per cycle, in kJ.f)     the thermal efficiency in %.g)    the mean effective pressure, in bar.h)    Develop a full exergy accounting per cycle, in kJ. Let T0 = 300 K, p0 = 1 bar.i)    Devise and evaluate the exergetic efficiency for the cycle.