7.) A Rankine cycle is used for a steam power plant. Liquid first enters the turbine at 2.25 MPa and 300C then exits at 0.025 MPa. The pump receives saturated liquid from the condenser before sending it to the boiler at the original pressure. a.) Draw the T-S diagram. b.) Find the dryness at turbine exit, c.) Wp, d.) Qa, e.) Qr, f.) Wt, g.) Wnet (kJ/kg), h.) Efficiency (%), and i.) Steam rate (kg/kWh) • 100%, 3.12 kJ/kg, 3016.3 kJ/kg, 2346.3 kJ/kg, 522.3 kJ/kg, 35.22%, 4.63 kg/kWh • 95.21%, 2.27 kJ/kg, 2809.6 kJ/kg, 1875.21 kJ/kg, 815.33 kJ/kg, 31.29%, 3.51 kg/kWh • 83.73%, 2.27 kJ/kg, 2742.1 kJ/kg, 1964.48 kJ/kg, 779.89 kJ/kg, 28.36%, 4.63 kg/kWh • 100%, 0 kJ/kg, 3016.3 kJ/kg, 271.93 kJ/kg, 2798 kJ/kg, 100%, 1 kg/kWh
7.) A Rankine cycle is used for a steam power plant. Liquid first enters the turbine at 2.25 MPa and 300C then exits at 0.025 MPa. The pump receives saturated liquid from the condenser before sending it to the boiler at the original pressure. a.) Draw the T-S diagram. b.) Find the dryness at turbine exit, c.) Wp, d.) Qa, e.) Qr, f.) Wt, g.) Wnet (kJ/kg), h.) Efficiency (%), and i.) Steam rate (kg/kWh) • 100%, 3.12 kJ/kg, 3016.3 kJ/kg, 2346.3 kJ/kg, 522.3 kJ/kg, 35.22%, 4.63 kg/kWh • 95.21%, 2.27 kJ/kg, 2809.6 kJ/kg, 1875.21 kJ/kg, 815.33 kJ/kg, 31.29%, 3.51 kg/kWh • 83.73%, 2.27 kJ/kg, 2742.1 kJ/kg, 1964.48 kJ/kg, 779.89 kJ/kg, 28.36%, 4.63 kg/kWh • 100%, 0 kJ/kg, 3016.3 kJ/kg, 271.93 kJ/kg, 2798 kJ/kg, 100%, 1 kg/kWh
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
Related questions
Question
Answer letters A, H, I.
Use the steam
tables provided and DO NOT ROUND the values from the steam table.
Write down the values taken from the steam table
![2.30 (217.29)
225 (218.45)
P(t Sat.)
10 v
10
90.73 2601.7 2801.3
6.3056
88.75 2602.0 2801.7
6.2972
Set.
86.71 2571.5 2762.2
88.38 2584.I 2778.5 6.2587
90.01 2596 3 2794 3 6.2912
91.58 2608.T 2809.5 6.3223
200
205
210
215
220
6.2248
86.06 25813 2774.9 6.2423
87.66 2593.7 2790 9 6.2753
89.23 2605.7 2806.4 6.3068
90.75 2617.3 2821.5 6.3372
92.23 2628.6 2836.1 6.3664
93.69 2639.6 2850.4 6.3947
95.11 2650.4 2864.4 6.4220 240
96.51 2660.9 2878.1 6.4486
6.3523
6.3812
93.12 2619.5 2824.4
94.63 2630.7 2838.9
96.10 2641.6 2853.0 6.4092
97.54 2652.2 2866.8 6.4362
98.96 2662.7 2880.4 6.4626
225
230
235
245
100.35 2672.9 2893.7 6.4881
103.08 2693.0 2919.7 6.5374
105.74 2712.4 2945.0 6.5844
108.34 2731.4 2969.7 6.6294 105.74 2730,1 2968.00 6.6167
110.89 2750.0 2993.9 6.6728 108.25 2748.8 2992.3
97.88 2671.3 2891.5 64744
100.57 2691.4 2917.7 6.5240
103.19 2711.0 2943.2 6.5713
250
260
270
280
290
6.6603
113.40 2768.2 3017.7 6.7147
115.87 2786.3 3041.2 6.7553
118.31 2804.1 3064.4 6.7947
120.72 2821.7 3087.3 6.8331 117.90 2820.9 3086.1 6.8212
123.11 2839.3 3110.1 6.8706 120.25 2838.4 3109.0 6.8588
110.71 2767.1 3016.3 6.7023
113.14 2785.2 3039.8 6.7431
115.54 2803.I 3063.1 6.7827
300
310
320
330
340
390
360
370
380
390
125.48 2856.7 3132.7 6.9071 122.57 2855.9 3131.7 6.8955
127.83 2874.0 3155.2 6.9429
130.16 2891.3 3177.6 6.9780
132.47 2908.5 3199.9
134.77 2925.6 3222.1
124.87 2873.3 3154.2 6.9314
127.15 2890.3 3176.6 6.9665
129.42 2907.8 3199.0 7.0010
131.68 2925.0 3221.3
7,0124
7.0462
7.0349
Specific Volume
Sat.
Liquid
10°v,
Internal Energy
Sat,
Liquid
Enthal
Entropy
Sat.
Vapor
Sat.
Vapor
10s
Pres.
MP
Temp
Sat.
Vapor
Sat,
Liquid
h,
Sat.
Vapor
Sat.
Liquid
Evap.
Evap.
Evap.
t.
u,
h,
Sy
"n
.025
.026
.027
.028
.029
64.97 1.0199
65.85 1.0204
66.70 1.0209
67.53 1.0214
68.33 1.0218
6204.
5980.
5772.
5579.
S398.
271.90 2191:2 2463.1
275.58 2188.7 2464.2
279.14 2186.2 2465.3
282.60 2183.8 2466.4
285.95 2181.5 2467.4
271.93 2346.3 2618.2
275.61 2344.1 2619.7
279.17 2342.0 2621.2
282.62 2340.0 2622.6
285.98 2338.0 2624.0
8931 6.9383 7.8314.
9040 6.9139 7.8179
9145 6.8904 7.8049
.9246 6.8678 7.7924
9344 6.8459 7.7803
289.20 2179.2 2468.4 289.23 2336.1 2625.3
295.45 2174.9 2470.3
301.37 2170.8 2472.1
307.01 2166.8 2473.8
312.39 2163.1 2475.5
.9439 6.8247 7.7686
9622 6.7843 7.7465
9793 6.7463 7.7257
9956 6.7104 7.7061
1.0111 6.6764 7.6876
69.10 1.0223
1.0232
.030
.032
.034
.036
.038
70.60
72.01 1.0241
73.36 1.0249
74.64 1.0257
5229.
4922.
650.
4408
4190.
295.48 2332.4 2627.8
301.40 2328.8 2630.2
307.05 2325.5 2632.5
312.43 2322.3 2634.7
.040
.042
.044
.046
.048
75.87 1.0265
77.05 1.0272
78.18 1.0279
79.27
3993.
3815.
3652.
3503.
3367.
317.53 2159.5 2477.0
322.47 2156.0 2478.5
327.22 2152.7 2479.9
331.78 2149.5 2481.3
336.19 2146.4 2482.6
317.58 2319.2 2636.8
322.51 2316.2 2638.7
327.26 2313.4 2640.6
331.83 2310.6 2642.5
336.23 2308.0 2644.2
1.0259 6.6441 7.6700
1.0400 6.6133 7.6534
1.0536 6.5839 7.6375
1.0666 6.5558 7.6223
1.0790 6.5288 7.6078
1.0286
80.32
1.0293](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F70525241-20f8-4d68-bf8e-f7a75e033771%2Fca7654be-ceea-4d35-a730-b17e0bc4edf9%2Fbcqk3rt_processed.jpeg&w=3840&q=75)
Transcribed Image Text:2.30 (217.29)
225 (218.45)
P(t Sat.)
10 v
10
90.73 2601.7 2801.3
6.3056
88.75 2602.0 2801.7
6.2972
Set.
86.71 2571.5 2762.2
88.38 2584.I 2778.5 6.2587
90.01 2596 3 2794 3 6.2912
91.58 2608.T 2809.5 6.3223
200
205
210
215
220
6.2248
86.06 25813 2774.9 6.2423
87.66 2593.7 2790 9 6.2753
89.23 2605.7 2806.4 6.3068
90.75 2617.3 2821.5 6.3372
92.23 2628.6 2836.1 6.3664
93.69 2639.6 2850.4 6.3947
95.11 2650.4 2864.4 6.4220 240
96.51 2660.9 2878.1 6.4486
6.3523
6.3812
93.12 2619.5 2824.4
94.63 2630.7 2838.9
96.10 2641.6 2853.0 6.4092
97.54 2652.2 2866.8 6.4362
98.96 2662.7 2880.4 6.4626
225
230
235
245
100.35 2672.9 2893.7 6.4881
103.08 2693.0 2919.7 6.5374
105.74 2712.4 2945.0 6.5844
108.34 2731.4 2969.7 6.6294 105.74 2730,1 2968.00 6.6167
110.89 2750.0 2993.9 6.6728 108.25 2748.8 2992.3
97.88 2671.3 2891.5 64744
100.57 2691.4 2917.7 6.5240
103.19 2711.0 2943.2 6.5713
250
260
270
280
290
6.6603
113.40 2768.2 3017.7 6.7147
115.87 2786.3 3041.2 6.7553
118.31 2804.1 3064.4 6.7947
120.72 2821.7 3087.3 6.8331 117.90 2820.9 3086.1 6.8212
123.11 2839.3 3110.1 6.8706 120.25 2838.4 3109.0 6.8588
110.71 2767.1 3016.3 6.7023
113.14 2785.2 3039.8 6.7431
115.54 2803.I 3063.1 6.7827
300
310
320
330
340
390
360
370
380
390
125.48 2856.7 3132.7 6.9071 122.57 2855.9 3131.7 6.8955
127.83 2874.0 3155.2 6.9429
130.16 2891.3 3177.6 6.9780
132.47 2908.5 3199.9
134.77 2925.6 3222.1
124.87 2873.3 3154.2 6.9314
127.15 2890.3 3176.6 6.9665
129.42 2907.8 3199.0 7.0010
131.68 2925.0 3221.3
7,0124
7.0462
7.0349
Specific Volume
Sat.
Liquid
10°v,
Internal Energy
Sat,
Liquid
Enthal
Entropy
Sat.
Vapor
Sat.
Vapor
10s
Pres.
MP
Temp
Sat.
Vapor
Sat,
Liquid
h,
Sat.
Vapor
Sat.
Liquid
Evap.
Evap.
Evap.
t.
u,
h,
Sy
"n
.025
.026
.027
.028
.029
64.97 1.0199
65.85 1.0204
66.70 1.0209
67.53 1.0214
68.33 1.0218
6204.
5980.
5772.
5579.
S398.
271.90 2191:2 2463.1
275.58 2188.7 2464.2
279.14 2186.2 2465.3
282.60 2183.8 2466.4
285.95 2181.5 2467.4
271.93 2346.3 2618.2
275.61 2344.1 2619.7
279.17 2342.0 2621.2
282.62 2340.0 2622.6
285.98 2338.0 2624.0
8931 6.9383 7.8314.
9040 6.9139 7.8179
9145 6.8904 7.8049
.9246 6.8678 7.7924
9344 6.8459 7.7803
289.20 2179.2 2468.4 289.23 2336.1 2625.3
295.45 2174.9 2470.3
301.37 2170.8 2472.1
307.01 2166.8 2473.8
312.39 2163.1 2475.5
.9439 6.8247 7.7686
9622 6.7843 7.7465
9793 6.7463 7.7257
9956 6.7104 7.7061
1.0111 6.6764 7.6876
69.10 1.0223
1.0232
.030
.032
.034
.036
.038
70.60
72.01 1.0241
73.36 1.0249
74.64 1.0257
5229.
4922.
650.
4408
4190.
295.48 2332.4 2627.8
301.40 2328.8 2630.2
307.05 2325.5 2632.5
312.43 2322.3 2634.7
.040
.042
.044
.046
.048
75.87 1.0265
77.05 1.0272
78.18 1.0279
79.27
3993.
3815.
3652.
3503.
3367.
317.53 2159.5 2477.0
322.47 2156.0 2478.5
327.22 2152.7 2479.9
331.78 2149.5 2481.3
336.19 2146.4 2482.6
317.58 2319.2 2636.8
322.51 2316.2 2638.7
327.26 2313.4 2640.6
331.83 2310.6 2642.5
336.23 2308.0 2644.2
1.0259 6.6441 7.6700
1.0400 6.6133 7.6534
1.0536 6.5839 7.6375
1.0666 6.5558 7.6223
1.0790 6.5288 7.6078
1.0286
80.32
1.0293
![• 1000 kJ/kg, 900 kJ/kg, 100 kJ/kg, 10%, 500 kPa and 1000 kPa
7.) A Rankine cycle is used for a steam power plant. Liquid first enters the
turbine at 2.25 MPa and 300C then exits at 0.025 MPa. The pump receives
saturated liquid from the condenser before sending it to the boiler at the
original pressure. a.) Draw the T-S diagram. b.) Find the dryness at turbine
exit, c.) Wp, d.) Qa, e.) Qr, f.) Wt, g.) Wnet (kJ/kg), h.) Efficiency (%), and i.)
Steam rate (kg/kWh)
• 100%, 3.12 kJ/kg, 3016.3 kJ/kg, 2346.3 kJ/kg, 522.3 kJ/kg, 35.22%,
4.63 kg/kWh
• 95.21%, 2.27 kJ/kg, 2809.6 kJ/kg, 1875.21 kJ/kg, 815.33 kJ/kg,
31.29%, 3.51 kg/kWh
• 83.73%, 2.27 kJ/kg, 2742.1 kJ/kg, 1964.48 kJ/kg, 779.89 kJ/kg,
28.36%, 4.63 kg/kWh
• 100%, 0 kJ/kg, 3016.3 kJ/kg, 271.93 kJ/kg, 2798 kJ/kg, 100%, 1
kg/kWh](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F70525241-20f8-4d68-bf8e-f7a75e033771%2Fca7654be-ceea-4d35-a730-b17e0bc4edf9%2Fr0qyq8a_processed.jpeg&w=3840&q=75)
Transcribed Image Text:• 1000 kJ/kg, 900 kJ/kg, 100 kJ/kg, 10%, 500 kPa and 1000 kPa
7.) A Rankine cycle is used for a steam power plant. Liquid first enters the
turbine at 2.25 MPa and 300C then exits at 0.025 MPa. The pump receives
saturated liquid from the condenser before sending it to the boiler at the
original pressure. a.) Draw the T-S diagram. b.) Find the dryness at turbine
exit, c.) Wp, d.) Qa, e.) Qr, f.) Wt, g.) Wnet (kJ/kg), h.) Efficiency (%), and i.)
Steam rate (kg/kWh)
• 100%, 3.12 kJ/kg, 3016.3 kJ/kg, 2346.3 kJ/kg, 522.3 kJ/kg, 35.22%,
4.63 kg/kWh
• 95.21%, 2.27 kJ/kg, 2809.6 kJ/kg, 1875.21 kJ/kg, 815.33 kJ/kg,
31.29%, 3.51 kg/kWh
• 83.73%, 2.27 kJ/kg, 2742.1 kJ/kg, 1964.48 kJ/kg, 779.89 kJ/kg,
28.36%, 4.63 kg/kWh
• 100%, 0 kJ/kg, 3016.3 kJ/kg, 271.93 kJ/kg, 2798 kJ/kg, 100%, 1
kg/kWh
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