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a desuperheater insulated unit (figure F) converts the inputs into a saturated vapor stream. Determine the mass flow rate of the superheated stream. . Determine the enthalpy of liquid water both from table 5.1, table 5.4. What is your conclusion from this comparison?

a desuperheater insulated unit (figure F) converts the inputs into a saturated vapor stream. Determine the mass flow rate of the superheated stream. . Determine the enthalpy of liquid water both from table 5.1, table 5.4. What is your conclusion from this comparison?

Elements Of Electromagnetics
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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a desuperheater insulated unit (figure F)  converts the inputs into a
saturated vapor stream. Determine the mass flow rate of the superheated
stream.

 

. Determine the enthalpy of liquid water both from table 5.1, table 5.4.

What is your conclusion from this comparison? 

Internal Energy, kJ/kg Specific Volume, m³/kg Sat. Liquid UL Evap. ULV Sat. Vapor Sat. Vapor Temp. (°C) Sat. Liquid vL Evap. VLV Press. UV (kPa) 0.01 0.6113 0.001000 206.131 206.132 2375.33 2375.33 2361.27 147.118 106.377 77.925 20.97 2382.24 2389.15 5 0.8721 0.001000 147.117 41.99 62.98 2347.16 10 1.2276 0.001000 106.376 2333.06 2396.04 2402.91 15 1.705 0.001001 77.924 20 2.339 0.001002 57.7887 57.7897 83.94 2318.98 2304.90 43.3593 32.8932 104.86 2409.76 2416.58 25 3.169 0.001003 43.3583 30 4.246 0.001004 32.8922 125.77 2290.81 35 5.628 0.001006 25.2148 25.2158 146.65 2276.71 2423.36 167.53 2262,57 2430.11 2436.81 19.5229 0.001008 0.001010 40 7.384 19.5219 45 9.593 15.2571 15.2581 188.41 2248.40 12.0318 209.30 2234.17 2443.47 2450.08 2456.63 50 12.350 0.001012 12.0308 LIQUID WATER T, = 30 °C ,e = 0. 8 MPea niz= 7 kg/min 2219.89 9.56835 7.67071 55 15.758 0.001015 9.56734 230.19 251.09 2205.54 0.001017 0.001020 60 19.941 7.66969 65 25.03 6.19554 6.19656 272.00 2191.12 2463.12 70 31.19 0.001023 5.04114 5.04217 292.93 2176.62 2469,55 75 38.58 0.001026 4.13021 4.13123 313.87 2162.03 2475.91 80 47,39 0.001029 3.40612 3.40715 334.84 2147.36 2482.19 85 57.83 0.001032 2.82654 2.82757 355.82 2132.58 2488.40 90 70.14 0.001036 2.35953 2.36056 376.82 2117.70 2494.52 SATURAT ED 95 84.55 0.001040 1.98082 1.98186 397.86 2102.70 2500.56 VAPOR 100 101.3 0.001044 1.67185 1.67290 418.91 2087.58 2506.50 SUPERHEATED STE AM 105 = 0.8 MPa 120.8 0.001047 1.41831 1.41936 440.00 2072.34 2512.34 110 143.3 0.001052 1,20909 1.03552 1.21014 461.12 2056.96 2518.09 0.001056 Pz = a.8 MPa 115 169.1 1.03658 482.28 2041.44 2523.72 120 198.5 0.001060 0.89080 0.89186 503.48 2025.76 2529.24 125 232.1 0.001065 0.76953 0.77059 2009.91 2534.63 Tz= 375°C 524.72 130 270.1 0.001070 0.66744 0.66850 546.00 1993.90 2539.90 135 313.0 0.001075 0.58110 0.58217 567.34 1977.69 2545.03 140 361.3 0.001080 0.50777 0.50885 588.72 1961.30 2550.02 145 415.4 0.001085 0.44524 0.44632 610.16 1944.69 2554.86 2559.54 2564.04 150 475.9 0.001090 0.39169 0.39278 631.66 1927.87 155 543.1 0.001096 0.34566 0.34676 653.23 1910.82 2568.37 2572.51 2576.46 160 617.8 0.001102 1893.52 1875.97 0.30596 0.30706 674.85 165 700.5 0.001108 0.27158 0.27269 696.55 170 791.7 0.001114 0.24171 1858.14 1840.03 0.24283 718.31 2580.19 2583.70 175 892.0 0.001121 0.21568 0.21680 740.16 180 1002.2 0.001127 0.19292 0.19405 762.08 1821.62 185 1122.7 0.001134 0.17295 2586.98 0.17409 784.08 1802.90 190 0.001141 2590.01 1254.4 0.15539 0.15654 806.17 1783.84
Transcribed Image Text:Internal Energy, kJ/kg Specific Volume, m³/kg Sat. Liquid UL Evap. ULV Sat. Vapor Sat. Vapor Temp. (°C) Sat. Liquid vL Evap. VLV Press. UV (kPa) 0.01 0.6113 0.001000 206.131 206.132 2375.33 2375.33 2361.27 147.118 106.377 77.925 20.97 2382.24 2389.15 5 0.8721 0.001000 147.117 41.99 62.98 2347.16 10 1.2276 0.001000 106.376 2333.06 2396.04 2402.91 15 1.705 0.001001 77.924 20 2.339 0.001002 57.7887 57.7897 83.94 2318.98 2304.90 43.3593 32.8932 104.86 2409.76 2416.58 25 3.169 0.001003 43.3583 30 4.246 0.001004 32.8922 125.77 2290.81 35 5.628 0.001006 25.2148 25.2158 146.65 2276.71 2423.36 167.53 2262,57 2430.11 2436.81 19.5229 0.001008 0.001010 40 7.384 19.5219 45 9.593 15.2571 15.2581 188.41 2248.40 12.0318 209.30 2234.17 2443.47 2450.08 2456.63 50 12.350 0.001012 12.0308 LIQUID WATER T, = 30 °C ,e = 0. 8 MPea niz= 7 kg/min 2219.89 9.56835 7.67071 55 15.758 0.001015 9.56734 230.19 251.09 2205.54 0.001017 0.001020 60 19.941 7.66969 65 25.03 6.19554 6.19656 272.00 2191.12 2463.12 70 31.19 0.001023 5.04114 5.04217 292.93 2176.62 2469,55 75 38.58 0.001026 4.13021 4.13123 313.87 2162.03 2475.91 80 47,39 0.001029 3.40612 3.40715 334.84 2147.36 2482.19 85 57.83 0.001032 2.82654 2.82757 355.82 2132.58 2488.40 90 70.14 0.001036 2.35953 2.36056 376.82 2117.70 2494.52 SATURAT ED 95 84.55 0.001040 1.98082 1.98186 397.86 2102.70 2500.56 VAPOR 100 101.3 0.001044 1.67185 1.67290 418.91 2087.58 2506.50 SUPERHEATED STE AM 105 = 0.8 MPa 120.8 0.001047 1.41831 1.41936 440.00 2072.34 2512.34 110 143.3 0.001052 1,20909 1.03552 1.21014 461.12 2056.96 2518.09 0.001056 Pz = a.8 MPa 115 169.1 1.03658 482.28 2041.44 2523.72 120 198.5 0.001060 0.89080 0.89186 503.48 2025.76 2529.24 125 232.1 0.001065 0.76953 0.77059 2009.91 2534.63 Tz= 375°C 524.72 130 270.1 0.001070 0.66744 0.66850 546.00 1993.90 2539.90 135 313.0 0.001075 0.58110 0.58217 567.34 1977.69 2545.03 140 361.3 0.001080 0.50777 0.50885 588.72 1961.30 2550.02 145 415.4 0.001085 0.44524 0.44632 610.16 1944.69 2554.86 2559.54 2564.04 150 475.9 0.001090 0.39169 0.39278 631.66 1927.87 155 543.1 0.001096 0.34566 0.34676 653.23 1910.82 2568.37 2572.51 2576.46 160 617.8 0.001102 1893.52 1875.97 0.30596 0.30706 674.85 165 700.5 0.001108 0.27158 0.27269 696.55 170 791.7 0.001114 0.24171 1858.14 1840.03 0.24283 718.31 2580.19 2583.70 175 892.0 0.001121 0.21568 0.21680 740.16 180 1002.2 0.001127 0.19292 0.19405 762.08 1821.62 185 1122.7 0.001134 0.17295 2586.98 0.17409 784.08 1802.90 190 0.001141 2590.01 1254.4 0.15539 0.15654 806.17 1783.84
tearn cle 口 500 | Thermodynamics: Fundamentals and Applications for Chemical Engineers TABLE 5.4-Properties of Compressed Liquid Water H. V V Temp. V H (kJ/kg) (kJ/kg) (kJ/kg-K) Tеmp. (m³/kg) U (m³/kg) (kJ/kg) (kJ/kg) (m'/kg) (kJ/kg) (kJ/kg) (kl/kg-K) (°C) (m³/kg) (kJ/kg) (kJ/kg) (kJ/kg-K) (k/kg-K) ("C) 2000 kPa (212.42°C) 15000 kPa (342.24°C) 20000 kPa (365.81°C) 500kPa (151.86°C) 640.21 0.001177 906.42 0.001658 1585.58 1610.45 3.6847 0.002035 1785.47 1826.18 908.77 4.0137 1.8606 0.0000 Sat. 0.001093 639.66 Sat. 0.15 15.04 0.0004 0.000999 0.03 2.4473 0.000993 0.000990 0.20 20.00 0.0004 0.01 0.000999 0.01 0.51 2.03 0.001001 83.82 0.0001 0.000995 83.05 97.97 0.2934 0.000993 82.75 102.61 0.2922 20 0.001002 83.91 84.41 0.2965 85.82 20 0.001007 167.29 169.30 2962 0.001001 165.73 180.75 0.5665 0.000999 165.15 185.14 40 167.47 167.98 0.5722 40 0.5646 0.001008 0.001017 0.001016 250.73 252.77 .5716 0.001011 248.49 263.65 0.8231 0.001008 247.66 267.82 0.8205 60 251.00 251.51 0.8308 60 331.46 346.79 .8300 1.0739 335.24 1.0749 0.001028 334.38 336.44 80 0.001022 1.0655 0.001020 330.38 350.78 1.0623 80 0.001029 334.73 0.001043 418.36 420.45 0.001036 414.72 430.26 1.2954 0.001034 413.37 434.04 1.2917 100 0.001043 418.80 419.32 1.3065 100 1.5273 0.001059 502.84 504.96 1.3053 0.001052 498.39 514.17 1.5144 0.001050 496.75 517.74 1.5101 120 0.001060 503.37 503.90 120 589.20 1.7389 0.001079 588.02 590.18 1.5259 0.001071 582.64 598.70 1.7241 0.001068 580.67 602.03 1.7192 140 0.001080 588.66 140 160 0.001101 674.14 676.34 1.7373 0.001092 667.69 684.07 1.9259 0.001089 665.34 687.11 1.9203 160 0.001127 761.46 1.9410 180 0.001116 753.74 770.48 2.1209 0.001112 750.94 773.18 2.1146 180 763.71 2.1382 2.3301 200 0.001156 850.30 852.61 200 0.001143 841.04 858.18 2.3103 0.001139 837.70 860.47 2.3031 220 0.001175 929.89 947.52 2.4952 0.001169 925.89 949.27 2.4869 10000 kPa (311.06°C) 1020.82 1038.99 2.6770 0.001205 1015.94 1040.04 2.6673 5000 kPa (263.99°C) 240 0.001211 0.001452 1393.00 0.001255 1114.59 1133.41 2.8575 0.001246 1108.53 1133.45 2.8459 Sat 0.001286 1147.78 1154.21 2.9201 1407.53 260 3.3595 280 0.001308 1212.47 1232.09 3.0392 0.001297 1204.69 1230.62 3.0248 0.000998 0.03 5.02 0.0001 0.000995 0.10 10.05 0.0003 300 0.001377 1316.58 1337.23 3.2259 0.001360 1306.10 1333.29 3.2071 20 0.001000 83.64 88.64 0.2955 0.000997 83.35 93.32 3.3978 0.2945 320 0.001472 1431.05 1453.13 3.4246 0.001444 1415.66 1444.53 40 0.001006 166.93 171.95 0.5705 0.001003 166.33 176.36 3.6074 3.8770 0.5685 340 0.001631 1567.42 1591.88 3.6545 0.001568 1539.64 1571.01 60 0.001015 250.21 255.28 0.8284 0.001013 249.34 259.47 0.8258 1702.78 1739.23 0.001823 80 0.001027 333.69 338.83 1.0719 0.001025 332.56 342.81 360 1.0687 100 0.001041 417.50 422.71 1.3030 0.001039 416.09 426.48 1.2992 50000 kPa 30000 kPa 120 0.001058 501.79 507.07 1.5232 0.001055 500.07 510.61 1.5188 0.0001 0.000977 0.20 49.03 -0.0014 0.25 29.82 0.000986 0.000989 140 0.001077 586.74 592.13 1.7342 0.001074 584.67 595.40 1.7291 0.2898 0.000980 80.98 130.00 0.2847 20 82.16 111.82 160 0.001099 672.61 678.10 1.9374 0.001195 670.11 681.07 1.9316 0.5606 0.000987 161.84 211.20 0.5526 40 0.000995 164.01 193.87 180 0.001124 759.62 765.24 292.77 0.8051 0.000996 0.001007 2.1341 0.001120 756.63 767.83 2.1274 0.8153 242.96 60 0.001004 246.03 276.16 200 0.001153 848.08 853.85 2.3254 0.001148 844.49 855.97 1.0561 324.32 374.68 1.0439 2.3178 80 0.001016 328.28 358.75 405.86 456.87 1.2703 0.001020 0.001035 0.001052 220 0.001187 938.43 944.36 2.5128 0.001181 934.07 945.88 2.5038 441.63 1.2844 100 0.001029 410.76 539.37 1.4857 240 0.001226 1031.34 1037.47 2.6978 0.001219 1025.94 524.91 1.5017 487.63 1038.13 2.6872 120 0.001044 493.58 622.33 1.6915 260 0.001275 1127.92 1134.30 2.8829 0.001265 608.73 1.7097 569.76 1121.03 1133.68 576.86 2.8698 3.0547 140 0.001062 0.001070 652.39 705.91 1.8890 280 0.001322 1220.90 1234.11 660.81 693.27 1.9095 160 0.001082 0.001091 735.68 790.24 2.0793 300 745.57 778.71 2.1024 0.001397 1328.34 1342.31 3.2468 180 0.001,105 819.73 875.46 2.2634 865.24 2.2892 0.001115 200 0.001130 831.34 961.71 2.4419 0.001141 0.001170 904.67 918.32 953.09 2.4710 220 0.001159 990.69 1049.20 2.6158 1042.60 2.6489 240 0.001192 1006.84 1138.23 2.7860 2.8242 0.001203 1078.06 1097.38 1134.29 260 0.001230 0.001242 1167.19 1229.26 2.9536 1190.69 1228.96 2.9985 280 0.001275 1258.66 1322.95 3.1200 1327.80 3.1740 0.001286 1287.89 300 0.001330 1353.23 1420.17 3.2867 1432.63 3.3538 0.001339 320 0.001400 1390.64 1522.07 3.4556 0.001403 0.001484 3.5425 1451.91 1501.71 1546.47 0.001492 3.6290 3.8100 340 3.7492 1555.97 1630.16 1626.57 1675.36 360 0.001627 1667.13 1746.54 1781.35 1837.43 4.0010 0.001588 380 0.001869 DTO D
Transcribed Image Text:tearn cle 口 500 | Thermodynamics: Fundamentals and Applications for Chemical Engineers TABLE 5.4-Properties of Compressed Liquid Water H. V V Temp. V H (kJ/kg) (kJ/kg) (kJ/kg-K) Tеmp. (m³/kg) U (m³/kg) (kJ/kg) (kJ/kg) (m'/kg) (kJ/kg) (kJ/kg) (kl/kg-K) (°C) (m³/kg) (kJ/kg) (kJ/kg) (kJ/kg-K) (k/kg-K) ("C) 2000 kPa (212.42°C) 15000 kPa (342.24°C) 20000 kPa (365.81°C) 500kPa (151.86°C) 640.21 0.001177 906.42 0.001658 1585.58 1610.45 3.6847 0.002035 1785.47 1826.18 908.77 4.0137 1.8606 0.0000 Sat. 0.001093 639.66 Sat. 0.15 15.04 0.0004 0.000999 0.03 2.4473 0.000993 0.000990 0.20 20.00 0.0004 0.01 0.000999 0.01 0.51 2.03 0.001001 83.82 0.0001 0.000995 83.05 97.97 0.2934 0.000993 82.75 102.61 0.2922 20 0.001002 83.91 84.41 0.2965 85.82 20 0.001007 167.29 169.30 2962 0.001001 165.73 180.75 0.5665 0.000999 165.15 185.14 40 167.47 167.98 0.5722 40 0.5646 0.001008 0.001017 0.001016 250.73 252.77 .5716 0.001011 248.49 263.65 0.8231 0.001008 247.66 267.82 0.8205 60 251.00 251.51 0.8308 60 331.46 346.79 .8300 1.0739 335.24 1.0749 0.001028 334.38 336.44 80 0.001022 1.0655 0.001020 330.38 350.78 1.0623 80 0.001029 334.73 0.001043 418.36 420.45 0.001036 414.72 430.26 1.2954 0.001034 413.37 434.04 1.2917 100 0.001043 418.80 419.32 1.3065 100 1.5273 0.001059 502.84 504.96 1.3053 0.001052 498.39 514.17 1.5144 0.001050 496.75 517.74 1.5101 120 0.001060 503.37 503.90 120 589.20 1.7389 0.001079 588.02 590.18 1.5259 0.001071 582.64 598.70 1.7241 0.001068 580.67 602.03 1.7192 140 0.001080 588.66 140 160 0.001101 674.14 676.34 1.7373 0.001092 667.69 684.07 1.9259 0.001089 665.34 687.11 1.9203 160 0.001127 761.46 1.9410 180 0.001116 753.74 770.48 2.1209 0.001112 750.94 773.18 2.1146 180 763.71 2.1382 2.3301 200 0.001156 850.30 852.61 200 0.001143 841.04 858.18 2.3103 0.001139 837.70 860.47 2.3031 220 0.001175 929.89 947.52 2.4952 0.001169 925.89 949.27 2.4869 10000 kPa (311.06°C) 1020.82 1038.99 2.6770 0.001205 1015.94 1040.04 2.6673 5000 kPa (263.99°C) 240 0.001211 0.001452 1393.00 0.001255 1114.59 1133.41 2.8575 0.001246 1108.53 1133.45 2.8459 Sat 0.001286 1147.78 1154.21 2.9201 1407.53 260 3.3595 280 0.001308 1212.47 1232.09 3.0392 0.001297 1204.69 1230.62 3.0248 0.000998 0.03 5.02 0.0001 0.000995 0.10 10.05 0.0003 300 0.001377 1316.58 1337.23 3.2259 0.001360 1306.10 1333.29 3.2071 20 0.001000 83.64 88.64 0.2955 0.000997 83.35 93.32 3.3978 0.2945 320 0.001472 1431.05 1453.13 3.4246 0.001444 1415.66 1444.53 40 0.001006 166.93 171.95 0.5705 0.001003 166.33 176.36 3.6074 3.8770 0.5685 340 0.001631 1567.42 1591.88 3.6545 0.001568 1539.64 1571.01 60 0.001015 250.21 255.28 0.8284 0.001013 249.34 259.47 0.8258 1702.78 1739.23 0.001823 80 0.001027 333.69 338.83 1.0719 0.001025 332.56 342.81 360 1.0687 100 0.001041 417.50 422.71 1.3030 0.001039 416.09 426.48 1.2992 50000 kPa 30000 kPa 120 0.001058 501.79 507.07 1.5232 0.001055 500.07 510.61 1.5188 0.0001 0.000977 0.20 49.03 -0.0014 0.25 29.82 0.000986 0.000989 140 0.001077 586.74 592.13 1.7342 0.001074 584.67 595.40 1.7291 0.2898 0.000980 80.98 130.00 0.2847 20 82.16 111.82 160 0.001099 672.61 678.10 1.9374 0.001195 670.11 681.07 1.9316 0.5606 0.000987 161.84 211.20 0.5526 40 0.000995 164.01 193.87 180 0.001124 759.62 765.24 292.77 0.8051 0.000996 0.001007 2.1341 0.001120 756.63 767.83 2.1274 0.8153 242.96 60 0.001004 246.03 276.16 200 0.001153 848.08 853.85 2.3254 0.001148 844.49 855.97 1.0561 324.32 374.68 1.0439 2.3178 80 0.001016 328.28 358.75 405.86 456.87 1.2703 0.001020 0.001035 0.001052 220 0.001187 938.43 944.36 2.5128 0.001181 934.07 945.88 2.5038 441.63 1.2844 100 0.001029 410.76 539.37 1.4857 240 0.001226 1031.34 1037.47 2.6978 0.001219 1025.94 524.91 1.5017 487.63 1038.13 2.6872 120 0.001044 493.58 622.33 1.6915 260 0.001275 1127.92 1134.30 2.8829 0.001265 608.73 1.7097 569.76 1121.03 1133.68 576.86 2.8698 3.0547 140 0.001062 0.001070 652.39 705.91 1.8890 280 0.001322 1220.90 1234.11 660.81 693.27 1.9095 160 0.001082 0.001091 735.68 790.24 2.0793 300 745.57 778.71 2.1024 0.001397 1328.34 1342.31 3.2468 180 0.001,105 819.73 875.46 2.2634 865.24 2.2892 0.001115 200 0.001130 831.34 961.71 2.4419 0.001141 0.001170 904.67 918.32 953.09 2.4710 220 0.001159 990.69 1049.20 2.6158 1042.60 2.6489 240 0.001192 1006.84 1138.23 2.7860 2.8242 0.001203 1078.06 1097.38 1134.29 260 0.001230 0.001242 1167.19 1229.26 2.9536 1190.69 1228.96 2.9985 280 0.001275 1258.66 1322.95 3.1200 1327.80 3.1740 0.001286 1287.89 300 0.001330 1353.23 1420.17 3.2867 1432.63 3.3538 0.001339 320 0.001400 1390.64 1522.07 3.4556 0.001403 0.001484 3.5425 1451.91 1501.71 1546.47 0.001492 3.6290 3.8100 340 3.7492 1555.97 1630.16 1626.57 1675.36 360 0.001627 1667.13 1746.54 1781.35 1837.43 4.0010 0.001588 380 0.001869 DTO D
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