Engineering, 03.03.2020 06:07 black99girl
A Diesel cycle engine is analyzed using the air standard method. Given the conditions at state 1, compression ratio (r), and cutoff ratio (rc) determine the efficiency and other values listed below.
Note: The gas constant for air is R=0.287 kJ/kg-K.
--Given Values--
T1 (K) = 306
P1 (kPa) = 140
r = 10
rc = 1.75
a) Determine the specific internal energy (kJ/kg) at state 1.
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b) Determine the relative specific volume at state 1.
Your Answer =
c) Determine the relative specific volume at state 2.
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d) Determine the temperature (K) at state 2.
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e) Determine the pressure (kPa) at state 2.
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f) Determine the specific enthalpy (kJ/kg) at state 2.
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g) Determine the temperature (K) at state 3.
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h) Determine the pressure (kPa) at state 3.
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i) Determine the specific enthalpy (kJ/kg) at state 3.
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j) Determine the relative specific volume at state 3.
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k) Determine the relative specific volume at state 4.
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l) Determine the temperature (K) at state 4.
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m) Determine the pressure (kPa) at state 4.
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n) Determine the specific internal energy (kJ/kg) at state 4.
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o) Determine the net work per cycle (kJ/kg) of the engine.
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p) Determine the heat addition per cycle (kJ/kg) of the engine.
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q) Determine the efficiency (%) of the engine.
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help A through Q
Answers: 3
Engineering, 04.07.2019 18:10, wirchakethan23
Hydraulic fluid with a sg. of 0.78 is flowing through a 1.5 in. i. d. pipe at 58 gal/min. the fluid has an absolute viscosity of 11.8 x 105 lbf-sec/ft2. is the flow laminar, turbulent or within the critical range? give both a numerical reynolds number and a term answer.
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Engineering, 04.07.2019 18:10, juansoto227711
Journeyman training is usually related (clo2) a)-to specific tasks b)-to cost analysis of maintenance task c)-to control process to ensure quality d)-to installation of machinery
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A Diesel cycle engine is analyzed using the air standard method. Given the conditions at state 1, co...
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