| 설계기준 |
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| 1. 냉각탑 치수 : 20 mDia * 26mH |
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| 2. 열부하(Heat Load) : 5,676,000 kcal/h |
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| 3. 순환수량(Cooling Water Flow) : 567.6 m3/h |
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| 4. 입구수온(HWT) : 44 ℃ |
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| 5. 출구수온(CWT) : 34 ℃ |
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| 6. 습구온도(WBT) : 26.5 ℃ (68% RH) |
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| 7. 충전재(Fill) : P25mm Film Fill, 1.8mH |
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| 냉각탑기준 |
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| Fill diameter..................................... m 18.2 |
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| Inside diameter at DE level....................... m 16.6 |
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| Inside diameter at throat level................... m 9 |
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| Inside diameter at exit level..................... m 9 |
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| Tower total height................................ m 26 |
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| Air inlet height.................................. m 2.2 |
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| Splashplate or nozzle discharge level............. m 9 |
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| Percentage fill obstructions...................... % 1 |
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| Number legs supporting the tower.................. 18 |
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| Eliminators: 2.5. Press. drop K................... VP 2.5 |
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| Louvers: none. Press. drop K...................... VP .5 |
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| Fill volume............................................... m3 464 |
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| 성능계산결과 |
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| Liquid/Gas mass ratio L/G................................. na 1.658 |
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| Gas/Liquid G/L............................................ na .603 |
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| Airflow mass......................................... kgda/h 342257 |
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| KaV/L distribution (average).............................. na .066 |
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| KaV/L fill upper section (average)........................ na 1.087 |
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| KaV/L fill+distribution (average)......................... na 1.153 |
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| Water loading fill (average)............................. m/h 2.201 |
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| Evaporation................................................ % 1.54 |
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| 출구수온 : 33.84 ℃ |
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| 참조계산표 |
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| ------------------------------------------------------------- |
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| Location Airflow Area Velocity Density Sp. vol. P.Drop |
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| m3/hr m2 m/s kg/m3 m3/kgda mm WG |
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| ------------------------------------------------------------- |
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| Louvers 305040 138 0.61 1.144 0.891 0.01 |
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| Tower legs 305040 126 0.67 1.144 0.891 0.01 |
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| Inlet 305040 126 0.67 1.144 0.891 0.03 |
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| Droplet in rain zone ............................................ 0.19 |
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| Fill (average) 314540 258 0.34 1.123 0.919 0.02 |
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| Eliminators (avrg) 324652 208 0.43 1.102 0.949 0.03 |
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| Water dist. (avrg) 324652 258 0.35 1.102 0.949 0.04 |
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| Exit 324652 64 1.42 1.102 0.949 0.11 |
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| Subtotal ....................................................... 0.44 |
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| Total, including wind effect correction ........................ 1.07 |
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| Thermal draft ................................................... 1.00 |
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| Wind induced draft ............................................ 0.07 |
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| Total ........................................................... 1.07 |
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| P R E S S U R E D R O P S. Details for each sector. |
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| -------------------------------------------------------------- |
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| R Wl Vfill PD PD PD PD PD PD PD PD PD |
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| louv diag turn rain fil1 fil2 fil3 dist drift |
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| m m/h m/s mmWG mmWG mmWG mmWG mmWG mmWG mmWG mmWG mmWG |
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| --------------------------------------------------------------- |
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| 0.00 2.20 0.21 0.01 0.01 0.01 0.29 0.00 0.00 0.00 0.02 0.01 |
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| 2.28 2.20 0.18 0.01 0.01 0.01 0.30 0.00 0.00 0.00 0.02 0.01 |
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| 3.22 2.20 0.14 0.01 0.01 0.02 0.31 0.00 0.00 0.00 0.02 0.00 |
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| 3.94 2.20 0.16 0.01 0.01 0.02 0.30 0.00 0.00 0.00 0.02 0.01 |
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| 4.55 2.20 0.19 0.01 0.01 0.02 0.29 0.00 0.00 0.00 0.02 0.01 |
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| 5.09 2.20 0.23 0.01 0.01 0.02 0.27 0.00 0.00 0.00 0.03 0.01 |
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| 5.57 2.20 0.26 0.01 0.01 0.02 0.26 0.00 0.00 0.00 0.03 0.02 |
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| 6.02 2.20 0.31 0.01 0.01 0.02 0.24 0.00 0.00 0.00 0.03 0.02 |
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| 6.43 2.20 0.34 0.01 0.01 0.03 0.22 0.00 0.00 0.00 0.04 0.03 |
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| 6.83 2.20 0.36 0.01 0.01 0.03 0.19 0.00 0.00 0.00 0.04 0.03 |
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| 7.19 2.20 0.38 0.01 0.02 0.03 0.17 0.01 0.00 0.00 0.04 0.03 |
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| 7.55 2.20 0.42 0.01 0.02 0.03 0.14 0.02 0.00 0.00 0.05 0.04 |
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| 7.88 2.20 0.46 0.01 0.02 0.03 0.11 0.03 0.00 0.00 0.05 0.05 |
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| 8.20 2.20 0.50 0.02 0.02 0.04 0.08 0.04 0.00 0.00 0.06 0.06 |
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| 8.51 2.20 0.53 0.02 0.02 0.04 0.05 0.06 0.00 0.00 0.06 0.07 |
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| 8.81 2.20 0.56 0.02 0.02 0.04 0.02 0.07 0.00 0.00 0.07 0.07 |
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| 9.10 2.20 0.58 0.02 0.02 0.04 0.00 0.08 0.00 0.00 0.07 0.08 |
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| ------------------------------------------------------------------ |
| 0.00 2.20 0.34 0.01 0.01 0.03 0.19 0.02 0.00 0.00 0.04 0.03 |
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| T E M P E R A T U R E S. Details for each sector. |
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| ------------------------------------------------------------------ |
| Radius G/L KaV/L KaV/L KaV/L KaV/L TW TW TWB TWB |
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| fil1 fil2 fil3 dist bf* basin bf* exit |
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| m - - - - - C C C C |
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| ------------------------------------------------------------------ |
| 0.00 0.374 0.795 0.000 0.000 0.056 41.99 41.99 40.71 43.11 |
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| 2.28 0.320 0.714 0.000 0.000 0.053 41.32 39.83 38.92 42.91 |
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| 3.22 0.249 0.599 0.000 0.000 0.050 41.22 39.03 37.45 42.98 |
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| 3.94 0.286 0.659 0.000 0.000 0.052 40.23 37.80 35.60 42.58 |
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| 4.55 0.340 0.744 0.000 0.000 0.054 39.04 36.58 33.82 42.02 |
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| 5.09 0.406 0.842 0.000 0.000 0.057 37.84 35.44 32.42 41.39 |
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| 5.57 0.468 0.929 0.000 0.000 0.060 36.78 34.49 31.27 40.79 |
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| 6.02 0.544 1.032 0.000 0.000 0.063 35.71 33.58 30.36 40.12 |
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| 6.43 0.611 1.117 0.000 0.000 0.066 34.86 32.85 29.67 39.56 |
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| 6.83 0.646 1.162 0.000 0.000 0.068 34.32 32.36 29.11 39.21 |
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| 7.19 0.680 1.204 0.000 0.000 0.069 33.82 31.92 28.59 38.88 |
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| 7.55 0.745 1.284 0.000 0.000 0.072 33.13 31.36 28.14 38.38 |
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| 7.88 0.820 1.372 0.000 0.000 0.076 32.45 30.83 27.75 37.85 |
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| 8.20 0.890 1.452 0.000 0.000 0.079 31.87 30.37 27.42 37.38 |
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| 8.51 0.948 1.517 0.000 0.000 0.082 31.40 29.99 27.13 36.99 |
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| 8.81 0.990 1.563 0.000 0.000 0.084 31.02 29.69 26.85 36.70 |
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| 9.10 1.034 1.612 0.000 0.000 0.087 30.60 29.35 26.50 36.38 |
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