PROJ3 - 7 5.5 0.8 0.85 Fans 3 15.0 0.8 0.85 Fans 5 1.25 0.8...

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BUFFALO STATE COLLEGE DEPARTMENT OF TECHNOLOGY ENT 472 Power Systems II Course Project Variant 3 Part 1. Load Calculations 1 2 3 4 5 6 7 8 Table 1 Name Dimensions Connected Load, kW Demand Factor Power Factor Length (m) Width (m) Building 1 70 30 1500 0.67 0.7 Building 2 50 30 3200 0.72 0.75 Building 3 50 30 2000 0.7 0.7 Building 4 50 30 1750 0.75 0.8 Building 5 50 30 1500 0.7 0.78 Building6 50 30 1300 0.65 0.74 Building 7 80 40 * * * Building 8 60 30 380 0.73 0.78 * - See Table 2
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Table2 Name Number of devices, n Real Power, kW Kuf Power Factor Machines 22 3.5 0.3 0.5 Machines 18 3.0 0.3 0.5 Machines 5 1.25 0.3 0.5 Machines 6 0.55 0.35 0.55 Machines 9 0.5 0.35 0.55 Machines 4 0.75 0.35 0.5 Welding machines 7 25.0 0.35 0.55 Crans 7 7.5 0.5 0.6 Crans 2 3.5 0.5 0.6 Fans
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Unformatted text preview: 7 5.5 0.8 0.85 Fans 3 15.0 0.8 0.85 Fans 5 1.25 0.8 0.85 Water pumps 5 2.5 0.8 0.85 Heaters 4 12.5 0.85 1.0 Furnaces 3 75.0 0.9 1.0 The lighting load should be calculated as follows. a). Determine the area of all buildings. b). Consider that the lighting load density is 0.15 kW/m 2 c). Multiply the area of all buildings by the lighting load density. You will find the total connected demand of the lighting load. d). Assume that demand factor DF for lighting load is 0.7 e) Calculate the rated demand for the lighting load . 2...
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PROJ3 - 7 5.5 0.8 0.85 Fans 3 15.0 0.8 0.85 Fans 5 1.25 0.8...

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