諫早湾排水門 開度1.5m流出の流量・流速計算表

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 実際に流速が問題となるのは,水が水門から離れて,護床工のない場所に到達したときの場合です.ここでは,そのような場所で予想される流速として,流れの水位が下流側水位と同じになったときの流速(便宜的に終端流速と呼ぶことにします)を計算した結果を紹介します.

 流速は北部排水門・南部排水門共通です.いずれも,潜り流出の流速は余裕をみるため,1割増で考えてください.流量は両排水門の合計です.

上流水位下流水位H1HH2H1/HH2/H種類Cq流量終端流速
m(T.P.)m(T.P.)mmm    m3/sm/s
2.502.506.51.56.54.334.33潜り流出0.000.00.00
2.502.036.51.56.04.334.02潜り流出0.18753.40.50
2.501.136.51.55.14.333.42潜り流出0.301282.51.00
2.500.326.51.54.34.332.88潜り流出0.381618.91.50
2.500.086.51.54.14.332.72潜り流出0.401704.01.67
2.500.086.51.54.14.332.72自由流出0.582450.12.40
2.50-0.086.51.53.94.332.61自由流出0.582450.12.50
2.50-0.736.51.53.34.332.18自由流出0.582450.13.00
2.50-1.206.51.52.84.331.87自由流出0.582450.13.50
2.50-1.556.51.52.54.331.63自由流出0.582450.14.00
2.50-1.826.51.52.24.331.45自由流出0.582450.14.50
2.50-2.046.51.52.04.331.31自由流出0.582450.15.00
2.50-2.226.51.51.84.331.19自由流出0.582450.15.50
2.50-2.376.51.51.64.331.09自由流出0.582450.16.00
2.50-2.496.51.51.54.331.01自由流出0.582450.16.50
2.002.006.01.56.04.004.00潜り流出0.000.00.00
2.001.596.01.55.64.003.73潜り流出0.17699.10.50
2.000.806.01.54.84.003.20潜り流出0.301200.11.00
2.000.066.01.54.14.002.71潜り流出0.371524.31.50
2.00-0.126.01.53.94.002.59潜り流出0.391594.71.64
2.00-0.126.01.53.94.002.59自由流出0.572324.42.40
2.00-0.286.01.53.74.002.48自由流出0.572324.42.50
2.00-0.906.01.53.14.002.07自由流出0.572324.43.00
2.00-1.346.01.52.74.001.77自由流出0.572324.43.50
2.00-1.686.01.52.34.001.55自由流出0.572324.44.00
2.00-1.936.01.52.14.001.38自由流出0.572324.44.50
2.00-2.146.01.51.94.001.24自由流出0.572324.45.00
2.00-2.316.01.51.74.001.13自由流出0.572324.45.50
2.00-2.456.01.51.54.001.03自由流出0.572324.46.00
1.501.505.51.55.53.673.67潜り流出0.000.00.00
1.501.155.51.55.23.673.44潜り流出0.17644.30.50
1.500.465.51.54.53.672.98潜り流出0.291115.81.00
1.50-0.205.51.53.83.672.54潜り流出0.371426.71.50
1.50-0.335.51.53.73.672.45潜り流出0.381480.91.61
1.50-0.335.51.53.73.672.45自由流出0.562191.52.39
1.50-0.495.51.53.53.672.34自由流出0.562191.52.50
1.50-1.085.51.52.93.671.95自由流出0.562191.53.00
1.50-1.505.51.52.53.671.67自由流出0.562191.53.50
1.50-1.815.51.52.23.671.46自由流出0.562191.54.00
1.50-2.055.51.51.93.671.30自由流出0.562191.54.50
1.50-2.255.51.51.83.671.17自由流出0.562191.55.00
1.50-2.415.51.51.63.671.06自由流出0.562191.55.50
1.001.005.01.55.03.333.33潜り流出0.000.00.00
1.000.715.01.54.73.333.14潜り流出0.16588.90.50
1.000.125.01.54.13.332.74潜り流出0.281029.41.00
1.00-0.465.01.53.53.332.36潜り流出0.361325.91.50
1.00-0.555.01.53.53.332.30潜り流出0.371362.11.58
1.00-0.555.01.53.53.332.30自由流出0.552049.92.37
1.00-0.725.01.53.33.332.19自由流出0.552049.92.50
1.00-1.275.01.52.73.331.82自由流出0.552049.93.00
1.00-1.665.01.52.33.331.56自由流出0.552049.93.50
1.00-1.955.01.52.03.331.37自由流出0.552049.94.00
1.00-2.185.01.51.83.331.21自由流出0.552049.94.50
1.00-2.365.01.51.63.331.09自由流出0.552049.95.00
0.500.504.51.54.53.003.00潜り流出0.000.00.00
0.500.264.51.54.33.002.84潜り流出0.15532.90.50
0.50-0.244.51.53.83.002.51潜り流出0.27940.71.00
0.50-0.744.51.53.33.002.17潜り流出0.351221.51.50
0.50-0.784.51.53.23.002.15潜り流出0.351237.51.54
0.50-0.784.51.53.23.002.15自由流出0.541897.92.35
0.50-0.964.51.53.03.002.02自由流出0.541897.92.50
0.50-1.474.51.52.53.001.69自由流出0.541897.93.00
0.50-1.834.51.52.23.001.45自由流出0.541897.93.50
0.50-2.104.51.51.93.001.27自由流出0.541897.94.00
0.50-2.314.51.51.73.001.12自由流出0.541897.94.50
0.50-2.484.51.51.53.001.01自由流出0.541897.95.00
0.000.004.01.54.02.672.67潜り流出0.000.00.00
0.00-0.194.01.53.82.672.54潜り流出0.14476.40.50
0.00-0.604.01.53.42.672.27潜り流出0.26849.71.00
0.00-1.024.01.53.02.671.99潜り流出0.331106.31.48
0.00-1.024.01.53.02.671.99自由流出0.521732.52.33
0.00-1.234.01.52.82.671.85自由流出0.521732.52.50
0.00-1.694.01.52.32.671.54自由流出0.521732.53.00
0.00-2.024.01.52.02.671.32自由流出0.521732.53.50
0.00-2.274.01.51.72.671.16自由流出0.521732.54.00
0.00-2.464.01.51.52.671.03自由流出0.521732.54.50
-0.50-0.503.51.53.52.332.33潜り流出0.000.00.00
-0.50-0.653.51.53.42.332.24潜り流出0.13419.20.50
-0.50-0.983.51.53.02.332.02潜り流出0.24756.01.00
-0.50-1.283.51.52.72.331.81潜り流出0.31967.31.42
-0.50-1.283.51.52.72.331.81自由流出0.501549.62.28
-0.50-1.523.51.52.52.331.65自由流出0.501549.62.50
-0.50-1.933.51.52.12.331.38自由流出0.501549.63.00
-0.50-2.233.51.51.82.331.18自由流出0.501549.63.50
-0.50-2.453.51.51.52.331.03自由流出0.501549.64.00
-1.00-1.003.01.53.02.002.00潜り流出0.000.00.00
-1.00-1.113.01.52.92.001.93潜り流出0.13361.40.50
-1.00-1.363.01.52.62.001.76潜り流出0.23659.41.00
-1.00-1.563.01.52.42.001.63潜り流出0.28819.01.34
-1.00-1.563.01.52.42.001.63自由流出0.471342.02.20
-1.00-1.853.01.52.12.001.43自由流出0.471342.02.50
-1.00-2.213.01.51.82.001.19自由流出0.471342.03.00
-1.00-2.473.01.51.52.001.02自由流出0.471342.03.50

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