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เครื่องวัดกระแสน้ำ |
No |
104844 |
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เครื่องวัดกระแสน้ำ |
By |
cable way |
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lbs |
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ยี่ห้อ |
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A-OTT |
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Model |
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C 31 "10.001" |
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Test certificate by |
A-OTT |
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1 |
Propeller |
No |
1 - 105054 |
if
n |
< |
0.71 |
v = |
0.2490n |
+0.015 |
m/s |
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0.250 m |
|
if
n |
> |
0.71 |
v = |
0.2575n |
+0.009 |
m/s |
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2 |
Propeller |
No |
4 - 106209 |
if
n |
< |
18.97 |
v = |
0.1329n |
+0.027 |
m/s |
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0.125 m |
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เครื่องวัดกระแสน้ำ |
By |
rod |
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ยี่ห้อ |
|
A-OTT |
|
|
Model |
|
C 31 "10.001" |
|
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|
Test certificate by |
A-OTT |
|
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1 |
Propeller |
No |
1 - 105054 |
if
n |
< |
0.95 |
v = |
0.2525n |
+0.011 |
m/s |
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|
0.250 m |
|
if
n |
> |
0.95 |
v = |
0.2588n |
+0.005 |
m/s |
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2 |
Propeller |
No |
4 - 106209 |
if
n |
< |
18.68 |
v = |
0.1335n |
+0.024 |
m/s |
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0.125 m |
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