Nitrogen expands through a turbine in a reversible adiabatic process. The nitrogen enters at 110°K and 550 kPa and exits at 100 kPa. The turbine produces 37 MW. Determine (a) the exit temperature (b) the exit enthalpy (kJ/kg), (c) the flow rate required.
Nitrogen expands through a turbine in a reversible adiabatic process. The nitrogen enters at 110°K and 550 kPa and exits at 100 kPa. The turbine produces 37 MW. Determine (a) the exit temperature (b) the exit enthalpy (kJ/kg), (c) the flow rate required.
Automotive Technology: A Systems Approach (MindTap Course List)
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ISBN:9781133612315
Author:Jack Erjavec, Rob Thompson
Publisher:Jack Erjavec, Rob Thompson
Chapter28: Gasoline, Diesel, And Other Fuels
Section: Chapter Questions
Problem 10RQ: What are oxygenates and why are they added to refined gasoline?
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Nitrogen expands through a turbine in a reversible adiabatic process. The nitrogen enters at 110°K and 550 kPa and exits at 100 kPa. The turbine produces 37 MW. Determine (a) the exit temperature (b) the exit enthalpy (kJ/kg), (c) the flow rate required.
![Gas
Acetylene
Air
Ammonia
Argon
n-Butane
Carbon Dioxide
Carbon Monoxide
Chlorine
Ethane
Ethylene
Helium
Hydrochloric Acid
Hydrogen
Hydrogen Sulphide
Methane
Methyl Chloride
Natural Gas
Neon
Nitric Oxide
Nitrogen
Nitrous Oxide
Oxygen
C₂H₂
Nh,
Ar
C₂H₁₂
CO₂
со
CL
CH₂
C.H
He
HCI
H₂
H.S
CH,
CH₂CI
Ne
NO
N₂
N.O
0₂
Formula
26
29
17
39.9
58.1
44
28
70.9
30
28
4
36.5
2
34.1
16
50.5
19.5
20.18
30
28
44
32
MW
1.0925
1.2045
0.7179
1.661
2.4897
1.8417
1.1648
2.9944
1.2635
Density
(kg/m3)
1.1744
0.1663
1.5273
0.0837
1.4334
0.6673
2.15
0.8034
0.84
1.2941
1.1648
1.8429
1.331
R
(Gas constant)
kJ/(kg.k)
0,32
0.287
0 49
0.206
0.143
0.189
0.297
0.117
0.277
0.296
2 078
0.228
4.126
0.243
0.519
0.165
0.426
0.277
0.297
0.189
0.26
1.465
1.009
2.19
0.519
1.654
0.858
1.017
0.481
1.616
1.675
5.234
0.8
Cp
kJ/(kg.K)
14.319
1.017
2.483
1.005
2.345
0.967
1.034
0.925
0.909
Cv
kJ/(kg.K)
1.127
0.721
1.659
0.311
1.49
0.66
0.726
0.362
1.325
1.373
3.153
0.567
10.155
0.782
1.861
0.838
1.846
0.691
0.733
0.706
0.649
1.3
1.4
1.32
1.67
1.11
1.3
1.4
1.33
1.22
1.22
1.66
1.41
1.41
1.3
1.32
1.2
1.27
1.4
1.41
1.31
1.4
Cp/CV y](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6faa00d2-6e1a-470b-9ec8-f4d8b013af26%2F3169d720-442b-444e-9de2-f5a3de6547f1%2F4xbpj6d_processed.png&w=3840&q=75)
Transcribed Image Text:Gas
Acetylene
Air
Ammonia
Argon
n-Butane
Carbon Dioxide
Carbon Monoxide
Chlorine
Ethane
Ethylene
Helium
Hydrochloric Acid
Hydrogen
Hydrogen Sulphide
Methane
Methyl Chloride
Natural Gas
Neon
Nitric Oxide
Nitrogen
Nitrous Oxide
Oxygen
C₂H₂
Nh,
Ar
C₂H₁₂
CO₂
со
CL
CH₂
C.H
He
HCI
H₂
H.S
CH,
CH₂CI
Ne
NO
N₂
N.O
0₂
Formula
26
29
17
39.9
58.1
44
28
70.9
30
28
4
36.5
2
34.1
16
50.5
19.5
20.18
30
28
44
32
MW
1.0925
1.2045
0.7179
1.661
2.4897
1.8417
1.1648
2.9944
1.2635
Density
(kg/m3)
1.1744
0.1663
1.5273
0.0837
1.4334
0.6673
2.15
0.8034
0.84
1.2941
1.1648
1.8429
1.331
R
(Gas constant)
kJ/(kg.k)
0,32
0.287
0 49
0.206
0.143
0.189
0.297
0.117
0.277
0.296
2 078
0.228
4.126
0.243
0.519
0.165
0.426
0.277
0.297
0.189
0.26
1.465
1.009
2.19
0.519
1.654
0.858
1.017
0.481
1.616
1.675
5.234
0.8
Cp
kJ/(kg.K)
14.319
1.017
2.483
1.005
2.345
0.967
1.034
0.925
0.909
Cv
kJ/(kg.K)
1.127
0.721
1.659
0.311
1.49
0.66
0.726
0.362
1.325
1.373
3.153
0.567
10.155
0.782
1.861
0.838
1.846
0.691
0.733
0.706
0.649
1.3
1.4
1.32
1.67
1.11
1.3
1.4
1.33
1.22
1.22
1.66
1.41
1.41
1.3
1.32
1.2
1.27
1.4
1.41
1.31
1.4
Cp/CV y
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