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管道流体阻力的测定

2022-05-10 来源:步旅网
光

3.903.673.272.832.402.01粗糙局部光粗糙局部光P粗糙P

4.094.0932.9030.6034.506.3715.093.673.6733.2031.0034.705.5415.073.273.2733.5031.4035.104.5415.062.832.8333.8031.5035.203.1115.132.402.4034.0031.7036.002.7615.122.012.0134.1031.9036.301.9715.00

局部P

8.046.365.364.173.092.34

u粗糙

3.2822.9452.6242.2711.9261.613

λ粗糙

0.0590.0730.0920.1240.1720.243re粗糙u局部

85609.59176818.38668445.81059235.97650235.45742072.195

3.6183.2472.8932.5042.1231.778

λ局部re局部u光

0.0261109953.0290.025698662.0090.027287908.6560.028276079.9680.029164520.1150.031454035.596

λ光

3.450

3.2472.8932.5042.1231.778

0.0220.0210.0220.0200.0250.025re光C局部阻力系数104845.1860.12698662.0090.12487908.6560.13276079.9680.13764520.1150.14154035.5960.152

lenda柏误差Σ

0.017622.6980.017918.6870.018419.0300.01915.0010.019924.3370.020821.041

Σ/d

0.019

0.0200.0210.0220.0240.026

0.8850.9300.9811.0491.1321.225

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