In an ideal Diesel engine compression is form from 14.7 psia, 80 degrees farenheit. 1.43 cu ft to 500 psia. Then 16 BTU/cycle are added as heat. Make computations for cold-air standard and find a) T2, V2, T3 V3 T4 and P4. b) W, c) e and Pm and d) the hp for 300 cycles/min

42. Water enters the cooling tower at 50°C and leaves at 28°C while the heat rejected to air is 100 KW. Find the capacity of the pump needed to pump the water. A. 1.08 li/s B. 3.22 li/s C. 2.34 li/s D. 4.23 li/s

An air standard engine has a compression ratio of 20na cut-off ratio of 5. If the intake air pressure andtemperature are 100 kPa and 27 deg C, find the work inkJ per kg.

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.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.

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.

A cortain diesel engine consume 100 liters for 262.5 kw - hr produced. ,echanical efficiency is 80% and generator efficiency is 93%. if the fuel oil used has a gravity of 25 apl. find the thermal efficiency based on indicated power

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.

Consider an air standard Diesel cycle. At the 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 b.) 1500 kPa c.) 1700 kPa d.) 1900 kPa e.) None of these

I only need help with parts g 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.