航速V(kn) | 11 | 12 | 13 | 14 |
有效马力PE(hp) | 763 | 1066 | 1535 | 2254 |
的制备 |
项 目 | 单位 | 数 值 | ||||
假定航速V | kn | 11 | 12 | 13 | 14 | |
VA=(1-w)V | kn | 7.04 | 7.68 | 8.32 | 8.96 | |
Bp=NPD0.5/VA2.5 | 103.075 | 82.925 | 67.886 | 56.405 | ||
10.153 | 9.106 | 8.239 | 7.51 | |||
MAU 4-40 | δ | 108.8 | 100.05 | 92.5 | 85 | |
P/D | 移动式卫生间0.557 | 0.57 | 0.584 | 0.604 | ||
ηO | 0.44 | 一下一下的顶开0.468 | 0.496 | 0.532 | ||
PTE =PD·ηH·ηO | hp | 1841 | 1958 | 2075 | 2189 | |
MAU 4-55 | δ | 108.4 | 99.2 | 91 | 84.3 | |
P/D | 0.592 | 0.609 | 0.628 | 0.65 | ||
ηO | 0.424 | 0.452 | 0.477 | 0.502 | ||
PTE =PD·ηH·ηO | hp | 1774 | 1892 | 1996 | 2101 | |
MAU 4-70 | δ | 107.4 | 99 | 89.6 | 83.2 | |
P/D | 0.595 | 0.612 | 0.63 | 0.652 | ||
ηO | 0.414 | 0.44 | 0.463 | 0.486 | ||
PTE=PD·ηH·ηO | hp | 1732 | 1841 | 1937 | 2034 | |
MAU | Vmax | P/D | δ | D | ηO |
4-40 | 13.91 | 0.58 | 85.6 | 3.30 | 0.53 |
4-55 | 13.78 | 0.623 | 85.6 | 3.27 | 0.496 |
4-70 | 13.71 | 0.631 | 84.9 | 3.22 | 0.479 |
序号 | 项目 | 单位 | 数值 | ||
MAU4-40 | MAU4-55 | MAU4-70 | |||
1 | Vmax | Kn | 13.91 | 13.78 | 13.71 |
2 | VA=0.5144Vmax(1-w) | m/s | 4.58 | 4.54 | 4.51 |
3 | (0.7πND/60)2 | (m/s)2 | 780.63 | 766.5 | 743.24 |
4 | V20.7R=V2A+(序号3)钢段 | (m/s)2 | 801.77 | 787.11 | 763.58 |
5 | σ=(p 0- p v) /ρV0.7R2 | 0.32 | 0.325 | 0.336 | |
6 | τc | 0.13 | 0.135 | 0.142 | |
7 | T=PD·ηO·手机绑定75/VA | kgf | 29882.8 | 28212.2 | 27426.5 |
8 | AP=T /ρV0.7R2·τc | m2 | 5.48 | 5.08 | 4.84 |
9 | AE=AP / (1.067-0.229P/D) | m2 | 5.87 | 5.50 | 5.24 |
10 | AE/AO=AE /πD2 | 0.69 | 0.65 | 0.64 | |
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