6.107 TABLE 6.12: ENVIRONMENTAL CONTROL CALCULATIONS 1. FIND CFM CFM l . 23xl0 7 cfm CFM 2. FIND Ma Ma 3.648xl0 5 lb Ma min 3 . FIND Q Q Q 4. FIND Mwater Mwater Mwater 5 . FIND Refrigerant Load/Hr 6. FIND Mwater Extracted/Hr SH 60 min. Pair Cpair ti t Hr 2. 66 10 7 watts X 3.41 BTUh/watts 60 min_ .03 lb . . 241 ~~~F l 7°F hr ~3 CFM/V 1. 2 299xl0 7 cfm 33 . 72 ft 3 /lb Ma[(h 1 -h 2 ) - (l·\ - W2)hwater1 3.648(10 5 ) [(45.68-36.5)-(.026- .0215)23.12] 3.648(10 5 ) [9.18-.10404] 3 . 3123xl0 6 BTU/min Ma (Wl-W2) 3.648xl0 5 lb/min l . 64xl0 3 lb/min Q x 60 min/Hr l.98xl0 8 BTU/Hr (. 026-. 0215) Mwater x 60 min/Hr 9 . 849xl0 4 lb water/Hr
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