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소비전력량의 산출 및 마찰손실 조견표
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소비전력량의 산출

소비전력은 다음과 같은 방법으로 산출합니다

  1. 단상일 때 소비전력[KW]=전압[V]x전류[A]x역율÷1,000
  2. 3상일 때 소비전력 [KW] =√3 x 전압[A]xx역율÷1,000
    따라서 소비전력량[KWHr]=소비전력[KW]x시간[Hr]

FRICTION LOSS(METERS) PER 100 METERS OF IRON PIPE

FRICTION LOSS(METERS) PER 100 METERS OF IRON PIPE
  Volume
(㎥/min)		 0.010 0.016 0.025 0.040 0.063 0.080 0.100 0.125 0.160 0.200 0.250 0.315 0.400 0.500
Pipe

Diameter
(min)		 mm inch
25 1 1.05 2.42 5.35 12.5 28.0 43.2                
32 1 1/2     1.38 3.30 7.73 12.0 18.2 27.5 43.5          
40 1 1/2       1.57 3.62 5.68 8.68 13.2 21.0 32.0 48.0      
50 2         1.29 2.00 3.00 4.55 7.19 10.9 17.8 25.2 39.5  
65 2 1/2             1.02 1.55 2.45 3.68 5.59 8.57 13.3 20.3
80 3                 1.03 1.54 2.31 3.12 5.50 8.33
100 4                       0.90 1.37 2.07
FRICTION LOSS(METERS) PER 100 METERS OF IRON PIPE
  Volume
(㎥/min)		 0.3 1.0 1.25 1.4 1.6 1.8 2.0 2.24 2.5 2.8 3.15 3.55 4.0 5.0
Pipe

Diameter
(min)		 mm inch
65 2 1/2 31.8                          
80 3 12.8 29.8 45.1                      
100 4 3.26 7.48 11.4 14.0 18.0 22.4 27.3 33.8            
125 5 1.08 2.50 3.79 4.67 5.93 7.40 9.00 11.1 13.6 16.8 20.9 26.0 32.3  
150 6   1.04 1.57 1.94 2.48 3.08 3.75 4.65 5.66 7.00 8.65 10.08 13.4 20.5
200 8         0.62 0.77 0.93 1.13 1.41 1.72 2.13 2.65 3.29 4.94
250 10             0.32 0.39 0.48 0.59 0.73 0.91 1.13 1.71
300 12                       0.36 0.45 0.68
FRICTION LOSS(METERS) PER 100 METERS OF IRON PIPE
  Volume
(㎥/min)		 5 6.3 8.0 10.0 12.5 16.0 20.0 25.0 28.0 31.5 36.5 40.0 50.0 63.0
Pipe

Diameter
(min)		 mm inch
 150  6  20.5  31.5                        
 200  8  4.94  7.50  11.7  17.4  26.4                  
 250  10  1.71  2.60  4.01  6.00  9.15  14.5  21.9              
 300  12  0.68  1.03  1.62  2.50  3.80  6.03  9.28  14.2            
 350  14  0.31  0.47  0.75  1.14  1.75  0.82  4.35  6.69  8.40  10.8  13.4  16.7  25.2  38.7
 400  16  0.16  0.24  0.38  0.59  0.90  1.46  2.25  3.49  4.37  5.54  6.97  8.70  13.1  20.2
 450  18  0.09  0.13  0.21  0.33  0.50  0.82  1.26  1.96  2.46  3.12  3.92  4.89  7.39  11.3
 500 20 0.05 0.07 0.13 0.19 0.29 0.48 0.74 1.17 1.47 1.86 2.34 2.92 4.42 6.77

LENGTH OF PIPE FITTINGS(METERS)

FRICTION LOSS(METERS) PER 100 METERS OF IRON PIPE
Name Illu-
stration		 Fitting type Pipe Diameter(mm)
25 32 40 50 65 80 100 125 150 200 250 300
90 short
elbow		 Screw
Flange		 1.6 2.0 2.3 2.6 2.9 3.4 4.0
0.5 0.6 0.7 0.9 1.1 1.3 1.8 2.2 2.7 3.7 4.3 5.2
90 long
elbow		 Screw
Flange		 0.8 1.0 1.0 1.1 1.11 1.2 1.4
0.5 0.6 0.7 0.8 0.9 1.0 1.3 1.5 1.7 2.1 2.4 2.7
45 short
elbow		 Screw
Flange		 0.4 0.5 0.7 0.8 1.0 1.2 1.7
0.3 0.4 0.4 0.5 0.6 0.8 1.1 1.4 1.7 2.4 2.7 3.3
Tee Screw
Flange		 1.0 1.4 1.7 2.4 2.8 3.7 5.0
0.3 0.4 0.5 0.6 0.6 0.7 0.9 1.0 1.2 1.4 1.6 1.8
Tee Screw
Flange		 2.0 2.8 3.0 3.7 4.0 5.2 6.4
1.0 1.3 1.6 2.0 2.3 2.9 3.7 4.6 5.5 7.3 9.1 10.3
180 bend Screw
Flange		 1.6 2.0 2.3 2.6 2.8 3.4 4.0
0.5 0.6 0.7 0.9 1.1 1.3 1.8 2.2 2.7 3.8 4.3 5.2
Union Screw 0.09 0.1 0.1 0.1 0.1 0.1 0.2
Ball-shape
Valve		 Screw
Flange		 8.8 11.3 12.8 16.5 18.9 24.1 33.5
13.7 16.5 18.0 21.3 23.5 28.6 36.3 45.6 57.8 79.1 94.5
Sluice valve Screw
Flange		 0.3 0.3 0.4 0.5 0.5 0.6 0.8
0.8 0.8 0.9 0.9 1.0 1.0 1.0 1.0 1.0
Angle valve Screw
Flange		 5.2 5.5 5.5 5.5 5.5 5.5
5.2 5.5 5.5 6.4 6.7 8.2 11.6 15.2 19.2 27.4 36.6 42.6
Check valve Screw
Flange		 3.4 4.0 4.6 5.8 6.7 8.2 11.6
2.2 3.1 3.7 6.2 6.4 8.2 11.6 15.2 19.2 27.4 36.6 42.7
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