目次へ角ダクト分流_直付け@→B |
空気調和衛生工学便覧 |
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損失係数 f |
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f |
0.73 |
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1 |
3 |
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辺長a |
100 |
50 |
mm |
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辺長b |
100 |
50 |
mm |
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面積A=a*b |
0.01 |
0.0025 |
m2 |
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Q3/Q1 |
0.2 |
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v3/v1 |
0.8 |
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分流による圧力損失 hf |
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hf=f*v1^2*ρ/2 |
30.54 |
Pa/個 |
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流速 v |
8.333 |
6.667 |
m/s |
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流量 Q |
5 |
1 |
m3/min |
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気体密度 ρ |
1.205 |
kg/m3 |
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Q3/Q1 |
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v3/v1 |
0.1 |
0.2 |
0.3 |
0.4 |
0.5 |
0.6 |
0.7 |
0.8 |
0.9 |
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0.2 |
0.91 |
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0.4 |
0.81 |
0.79 |
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0.6 |
0.77 |
0.72 |
0.70 |
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0.8 |
0.78 |
0.73 |
0.69 |
0.66 |
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1.0 |
0.78 |
0.98 |
0.85 |
0.79 |
0.74 |
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1.2 |
0.90 |
1.11 |
1.16 |
1.23 |
1.03 |
0.86 |
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1.4 |
1.19 |
1.22 |
1.26 |
1.29 |
1.54 |
0.25 |
0.92 |
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1.6 |
1.35 |
1.42 |
1.55 |
1.59 |
1.63 |
1.50 |
1.31 |
1.09 |
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1.8 |
1.44 |
1.50 |
1.75 |
1.74 |
1.72 |
2.24 |
1.63 |
1.40 |
1.17 |
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