Single-shell, two-tube pass heat exchanger with surface area 0.4 m? and overall heat transfer coefficient of 1800 W/m2-K; saturated steam at 110°C condenses on one side while water at a flow rate of...


Single-shell, two-tube pass heat exchanger with surface area 0.4 m? and<br>overall heat transfer coefficient of 1800 W/m2-K; saturated steam at 110°C<br>condenses on one side while water at a flow rate of 0.35 kg/s enters at 17°C.<br>Calculate (a) Outlet temperature of the water (b) Rate of condensation of steam.<br>cp(water)=4179 J/kg. K.<br>916 I<br>Thermodynamics<br>TABLE A-4<br>Saturated water-Temperature table<br>Internal energy,<br>Specific volume,<br>m/kg<br>Enthalpy.<br>KJ/kg<br>Entropy,<br>kJ/kg - K<br>k/kg<br>Sa.<br>Sat<br>Sat.<br>Sat.<br>Sat.<br>Sat.<br>Sat.<br>Sat.<br>liquid, Evap., vapor,<br>Sat.<br>Temp.,<br>liquid,<br>liquid,<br>Evap..<br>liquid,<br>Evap.,<br>press.<br>Pst kPa<br>vapor,<br>vapor,<br>vapor,<br>T°C<br>Up<br>he<br>0.001000<br>0.001000<br>0.000<br>21.019<br>42.020<br>2374.9<br>2374.9<br>0.001<br>21.020<br>42.022<br>0.0000 9.1556 9.1556<br>0.0763<br>0.1511 8.7488 8.8999<br>0.2245 8.5559 8.7803<br>0.2965 8.3696 8.6661<br>0.01<br>5<br>10<br>0.6117<br>0.8725<br>1.2281<br>206.00<br>147.03<br>106.32<br>2360.8<br>2346.6<br>2381.8<br>2388.7<br>2500.9<br>2489.1<br>2477.2<br>2500.9<br>2510.1<br>2519.2<br>8.9487 9.0249<br>15<br>20<br>0.001000<br>0.001001<br>2.3392 0.001002<br>2332.5<br>2318.4<br>2395.5<br>2402.3<br>2465.4<br>2453.5<br>1.7057<br>77.885<br>62.980<br>83.913<br>62.982<br>83.915<br>2528.3<br>2537.4<br>57.762<br>104.83<br>125.73<br>146.63<br>167.53<br>188.43<br>25<br>30<br>0.3672 8.1895 8.5567<br>0.4368 8.0152 8.4520<br>0.5051 7.8466 8.3517<br>0.5724 7.6832 8.2556<br>0.6386 7.5247 8.1633<br>3.1698<br>0.001003<br>43.340<br>32.879<br>2304.3<br>2290.2<br>2276.0<br>2409.1<br>2415.9<br>2422.7<br>104.83<br>125.74<br>2441.7<br>2429.8<br>2546.5<br>4.2469<br>0.001004<br>2555.6<br>2564.6<br>2573.5<br>35<br>40<br>45<br>5.6291 0.001006<br>7.3851 0.001008<br>9.5953<br>25.205<br>19.515<br>15.251<br>2261.9<br>2247.7<br>2429.4<br>2436.1<br>146.64<br>167.53<br>188.44<br>2417.9<br>2406.0<br>-2394.0<br>0.001010<br>2582.4<br>209.33<br>2233.4<br>2219.1<br>2204.7<br>2190.3<br>50<br>12.352<br>2382.0<br>0.001012<br>0.001015<br>0.001017<br>12.026<br>9.5639<br>7.6670<br>6.1935<br>2442.7<br>2449.3<br>209.34<br>2591.3<br>0.7038 7.3710 8.0748<br>15.763<br>55<br>60<br>65<br>0.7680 7.2218 7.9898<br>0.8313<br>0.8937 6.9360 7.8296<br>0.9551 6.7989 7.754O<br>230.24<br>251.16<br>230.26<br>251.18<br>272.12<br>2369.8<br>2357.7<br>2600.1<br>2608.8<br>19.947<br>7.0769 7.9082<br>0.001020<br>0.001023<br>2455.9<br>2462.4<br>2468.9<br>25.043<br>272.09<br>293.04<br>2345.4<br>2333.0<br>2617.5<br>2626.1<br>70<br>31.202<br>5.0396<br>2175.8<br>293.07<br>313.99<br>75<br>80<br>2161.3<br>2146.6<br>2131.9<br>2475.3<br>2481.6<br>38.597<br>0.001026<br>0.001029<br>0.001032<br>4.1291<br>3.4053<br>2.8261<br>314.03<br>2320.6<br>2308.0<br>2295.3<br>2282.5<br>2269.6<br>1.0158 6.6655 7.6812<br>1.0756 6.5355 7.6111<br>1.1346 6.4089 7.5435<br>1.1929<br>1.2504 6.1647 7.4151<br>2634.6<br>2643.0<br>47.416<br>57.868<br>70.183<br>334.97<br>355.96<br>335.02<br>356.02<br>85<br>90<br>2487.8<br>2117.0<br>2102.0<br>2494.0<br>2500.1<br>2651.4<br>2659.6<br>2667.6<br>6.2853 7.4782<br>0.001036<br>0.001040<br>2.3593<br>1.9808<br>376.97<br>398.00<br>377.04<br>398.09<br>95<br>84.609<br>101.42<br>120.90<br>143.38<br>169.18<br>2087.0<br>2071.8<br>2056.4<br>2040.9<br>100<br>0.001043<br>0.001047<br>0.001052<br>1.6720<br>1.4186<br>419.06<br>2506.0<br>419.17<br>2675.6<br>2683.4<br>2691.1<br>2698.6<br>2706.0<br>2256.4<br>1.3072 6.0470 7.3542<br>2511.9<br>2517.7<br>105<br>440.15<br>461.27<br>440.28<br>461.42<br>2243.1<br>110<br>115<br>0.001056<br>0.001060<br>1.2094<br>1.0360<br>0.89133<br>2229.7<br>2216.0<br>2202.1<br>1.3634 5.9319 7.2952<br>1.4188 5.8193 7.2382<br>1.4737 5.7092 7.1829<br>2523.3<br>2528.9<br>482.42<br>482.59<br>503.81<br>120<br>198.67<br>503.60<br>2025.3<br>1.5279 5.6013 7.1292<br>125<br>130<br>135<br>232.23<br>270.28<br>313.22<br>0.001065<br>0.001070<br>0.001075<br>0.001080<br>0.001085<br>0.77012<br>0.66808<br>0.58179<br>524.83<br>546.10<br>567.41<br>2009.5<br>1993.4<br>1977.3<br>2534.3<br>2539.5<br>2544.7<br>525.07<br>546.38<br>567.75<br>2713.1<br>2720.1<br>2726.9<br>2188.1<br>2173.7<br>1.5816 5.4956 7.0771<br>1.6346 5.3919 7.0265<br>140<br>145<br>361.53<br>415.68<br>0.50850<br>0.44600<br>2549.6<br>2554.4<br>2159,1<br>2144.3<br>2129.2<br>1.6872 5.2901 6.9773<br>1.7392 5.1901 6.9294<br>1.7908 5.0919 6.8827<br>588.77<br>1960.9<br>1944.2<br>589.16<br>610.64<br>2733.5<br>610.19<br>2739.8<br>150<br>155<br>476.16<br>543.49<br>0.001091<br>0.001096<br>0.39248<br>0.34648<br>631.66<br>653.19<br>674.79<br>1927.4<br>1910.3<br>1893.0<br>2113.8<br>2098.0<br>1.8418 4.9953 6.8371<br>1.8924<br>1.9426<br>2559.1<br>632.18<br>653.79<br>2745.9<br>2563.5<br>2567.8<br>2571.9<br>2575.7<br>2751.8<br>2757.5<br>2762.8<br>4.9002 6.7927<br>4.8066 6.7492<br>160<br>165<br>170<br>618.23<br>700.93<br>792.18<br>0.001102<br>0.001108<br>0.001114<br>0.30680<br>0.27244<br>0.24260<br>696.46<br>718.20<br>1875.4<br>1857.5<br>675.47<br>697.24<br>719.08<br>2082.0<br>2065.6<br>1.9923 4.7143 6.7067<br>2.0417<br>2048.8<br>2767.9<br>4.6233 6.6650<br>175<br>892.60<br>1002.8<br>1123.5<br>1255.2<br>0.001121<br>0.21659<br>740.02<br>1839.4<br>2579.4<br>741.02<br>2031.7<br>2772.7<br>2.0906 4.5335 6.6242<br>0.001127<br>0.001134<br>0.001141<br>0.001149<br>0.001157<br>761.92<br>783.91<br>763.05<br>785.19<br>807.43<br>4.4448 6.5841<br>180<br>185<br>190<br>0.19384<br>1820.9<br>1802.1<br>1783.0<br>2582.8<br>2586.0<br>2589.0<br>2014.2<br>1996.2<br>1977.9<br>2777.2<br>2781.4<br>2.1392<br>2.1875 4.3572 6.5447<br>2.2355 4.2705 6.5059<br>2.2831<br>0.17390<br>2785.3<br>2788.8<br>2792.0<br>0.15636<br>806.00<br>828.18<br>850.46<br>195<br>4.1847 6.4678<br>1398.8<br>1554.9<br>0.14089<br>0.12721<br>1763.6<br>1743.7<br>2591.7<br>2594.2<br>829.78<br>852.26<br>1959.0<br>1939.8<br>200<br>2.3305 4.0997 6.4302<br>

Extracted text: Single-shell, two-tube pass heat exchanger with surface area 0.4 m? and overall heat transfer coefficient of 1800 W/m2-K; saturated steam at 110°C condenses on one side while water at a flow rate of 0.35 kg/s enters at 17°C. Calculate (a) Outlet temperature of the water (b) Rate of condensation of steam. cp(water)=4179 J/kg. K. 916 I Thermodynamics TABLE A-4 Saturated water-Temperature table Internal energy, Specific volume, m/kg Enthalpy. KJ/kg Entropy, kJ/kg - K k/kg Sa. Sat Sat. Sat. Sat. Sat. Sat. Sat. liquid, Evap., vapor, Sat. Temp., liquid, liquid, Evap.. liquid, Evap., press. Pst kPa vapor, vapor, vapor, T°C Up he 0.001000 0.001000 0.000 21.019 42.020 2374.9 2374.9 0.001 21.020 42.022 0.0000 9.1556 9.1556 0.0763 0.1511 8.7488 8.8999 0.2245 8.5559 8.7803 0.2965 8.3696 8.6661 0.01 5 10 0.6117 0.8725 1.2281 206.00 147.03 106.32 2360.8 2346.6 2381.8 2388.7 2500.9 2489.1 2477.2 2500.9 2510.1 2519.2 8.9487 9.0249 15 20 0.001000 0.001001 2.3392 0.001002 2332.5 2318.4 2395.5 2402.3 2465.4 2453.5 1.7057 77.885 62.980 83.913 62.982 83.915 2528.3 2537.4 57.762 104.83 125.73 146.63 167.53 188.43 25 30 0.3672 8.1895 8.5567 0.4368 8.0152 8.4520 0.5051 7.8466 8.3517 0.5724 7.6832 8.2556 0.6386 7.5247 8.1633 3.1698 0.001003 43.340 32.879 2304.3 2290.2 2276.0 2409.1 2415.9 2422.7 104.83 125.74 2441.7 2429.8 2546.5 4.2469 0.001004 2555.6 2564.6 2573.5 35 40 45 5.6291 0.001006 7.3851 0.001008 9.5953 25.205 19.515 15.251 2261.9 2247.7 2429.4 2436.1 146.64 167.53 188.44 2417.9 2406.0 -2394.0 0.001010 2582.4 209.33 2233.4 2219.1 2204.7 2190.3 50 12.352 2382.0 0.001012 0.001015 0.001017 12.026 9.5639 7.6670 6.1935 2442.7 2449.3 209.34 2591.3 0.7038 7.3710 8.0748 15.763 55 60 65 0.7680 7.2218 7.9898 0.8313 0.8937 6.9360 7.8296 0.9551 6.7989 7.754O 230.24 251.16 230.26 251.18 272.12 2369.8 2357.7 2600.1 2608.8 19.947 7.0769 7.9082 0.001020 0.001023 2455.9 2462.4 2468.9 25.043 272.09 293.04 2345.4 2333.0 2617.5 2626.1 70 31.202 5.0396 2175.8 293.07 313.99 75 80 2161.3 2146.6 2131.9 2475.3 2481.6 38.597 0.001026 0.001029 0.001032 4.1291 3.4053 2.8261 314.03 2320.6 2308.0 2295.3 2282.5 2269.6 1.0158 6.6655 7.6812 1.0756 6.5355 7.6111 1.1346 6.4089 7.5435 1.1929 1.2504 6.1647 7.4151 2634.6 2643.0 47.416 57.868 70.183 334.97 355.96 335.02 356.02 85 90 2487.8 2117.0 2102.0 2494.0 2500.1 2651.4 2659.6 2667.6 6.2853 7.4782 0.001036 0.001040 2.3593 1.9808 376.97 398.00 377.04 398.09 95 84.609 101.42 120.90 143.38 169.18 2087.0 2071.8 2056.4 2040.9 100 0.001043 0.001047 0.001052 1.6720 1.4186 419.06 2506.0 419.17 2675.6 2683.4 2691.1 2698.6 2706.0 2256.4 1.3072 6.0470 7.3542 2511.9 2517.7 105 440.15 461.27 440.28 461.42 2243.1 110 115 0.001056 0.001060 1.2094 1.0360 0.89133 2229.7 2216.0 2202.1 1.3634 5.9319 7.2952 1.4188 5.8193 7.2382 1.4737 5.7092 7.1829 2523.3 2528.9 482.42 482.59 503.81 120 198.67 503.60 2025.3 1.5279 5.6013 7.1292 125 130 135 232.23 270.28 313.22 0.001065 0.001070 0.001075 0.001080 0.001085 0.77012 0.66808 0.58179 524.83 546.10 567.41 2009.5 1993.4 1977.3 2534.3 2539.5 2544.7 525.07 546.38 567.75 2713.1 2720.1 2726.9 2188.1 2173.7 1.5816 5.4956 7.0771 1.6346 5.3919 7.0265 140 145 361.53 415.68 0.50850 0.44600 2549.6 2554.4 2159,1 2144.3 2129.2 1.6872 5.2901 6.9773 1.7392 5.1901 6.9294 1.7908 5.0919 6.8827 588.77 1960.9 1944.2 589.16 610.64 2733.5 610.19 2739.8 150 155 476.16 543.49 0.001091 0.001096 0.39248 0.34648 631.66 653.19 674.79 1927.4 1910.3 1893.0 2113.8 2098.0 1.8418 4.9953 6.8371 1.8924 1.9426 2559.1 632.18 653.79 2745.9 2563.5 2567.8 2571.9 2575.7 2751.8 2757.5 2762.8 4.9002 6.7927 4.8066 6.7492 160 165 170 618.23 700.93 792.18 0.001102 0.001108 0.001114 0.30680 0.27244 0.24260 696.46 718.20 1875.4 1857.5 675.47 697.24 719.08 2082.0 2065.6 1.9923 4.7143 6.7067 2.0417 2048.8 2767.9 4.6233 6.6650 175 892.60 1002.8 1123.5 1255.2 0.001121 0.21659 740.02 1839.4 2579.4 741.02 2031.7 2772.7 2.0906 4.5335 6.6242 0.001127 0.001134 0.001141 0.001149 0.001157 761.92 783.91 763.05 785.19 807.43 4.4448 6.5841 180 185 190 0.19384 1820.9 1802.1 1783.0 2582.8 2586.0 2589.0 2014.2 1996.2 1977.9 2777.2 2781.4 2.1392 2.1875 4.3572 6.5447 2.2355 4.2705 6.5059 2.2831 0.17390 2785.3 2788.8 2792.0 0.15636 806.00 828.18 850.46 195 4.1847 6.4678 1398.8 1554.9 0.14089 0.12721 1763.6 1743.7 2591.7 2594.2 829.78 852.26 1959.0 1939.8 200 2.3305 4.0997 6.4302
Jun 11, 2022
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