lab #1 - 3.537 2.422 2 4 20.523 22.499 30.236 26.363 3.873...

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Heat Exchanger #1 Shell D (in) 2.1335 Tube L (in) 18 Parallel flow 2 2 20.154 24.555 29.968 26.109 Counter flow 2 2 20.157 25.184 29.92 25.347 Heat Exchanger #2 Shell D (in) 2.138 Tube L (in) 8.875 Parallel flow 2 2 20.455 23.467 30.243 27.332 Counter flow 2 2 20.47 23.739 30.245 27.055 4.178 0.001003 Parallel vs Counter Flow/Heat Exchanger Area ɛ HX1 Parallel -535.823 611.079 0.448 1362.675 HX1 Counter -634.962 698.000 0.515 1355.594 HX2 Parallel -404.193 418.217 0.308 1359.065 HX2 Counter -442.932 453.901 0.334 1357.26 V hot (lpm) V cold (lpm) T ci (°C) T c0 (°C) T hi (°C) T h0 (°C) V hot (lpm) V cold (lpm) T ci (°C) T c0 (°C) T hi (°C) T h0 (°C) C c = C h (KJ/Kg.K) ν (m 3 /Kg) Q hot (W) Q cold (W) Q max (W)
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Heat Exchanger #2 # Tubes 31 Tubes L (in) 8.875 0.2585 Varying Flow Rate Counter Flow diff hot diff cold 2 2 20.47 23.739 30.245 27.055 3.19 3.269 2 3 20.541 22.963 30.249 26.712
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Unformatted text preview: 3.537 2.422 2 4 20.523 22.499 30.236 26.363 3.873 1.976 2 5 20.463 22.127 30.264 26.04 4.224 1.664 2 6 20.333 21.926 30.346 25.858 4.488 1.593 4.178 0.001003 0.14414834 1000 Influence of Flowrate Counter Flow C* NTU U 2 0.334 0.484 453.901 1357.260 0.999 0.502 0.484 3 0.249 0.304 504.442 2021.935 0.667 0.315 0.304 4 0.203 0.232 548.736 2697.302 0.500 0.240 0.232 5 0.170 0.186 577.616 3402.175 0.400 0.193 0.186 6 0.159 0.172 663.565 4170.919 0.333 0.178 0.172 D i (in) V hot (lpm) V cold (lpm) T ci (C) T c0 (C) T hi (C) T h0 (C) C c = C h (KJ/Kg.K) (m 3 /Kg) A i (m 2 ) h (W/m 2 K) V cold (lpm) h i W/m 2 K Q cold (W) Q max (W)...
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This note was uploaded on 04/08/2012 for the course ECONOMICS 101 taught by Professor Ivan during the Spring '07 term at Aarhus Universitet.

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lab #1 - 3.537 2.422 2 4 20.523 22.499 30.236 26.363 3.873...

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