เครื่องวัดกระแสน้ำ | No | 99939 | ||||||||
เครื่องวัดกระแสน้ำ | By | cable way | lbs | |||||||
ยี่ห้อ | A-OTT | |||||||||
Model | C 31 "10.001" | |||||||||
Test certificate by | A-OTT | year1966 | ||||||||
1 | Propeller | No | 1 - 98283 | if n | < | 1.29 | v = | 0.2495n | +0.013 | m/s |
125 mm | if n | > | 1.29 | v = | 0.2565n | +0.004 | m/s | |||
n | < | 4.32 | v = | 0.2565n | +0.004 | m/s | ||||
if n | > | 4.32 | v = | 0.2609n | +0.015 | m/s | ||||