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เครื่องวัดกระแสน้ำ |
No |
16092 |
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เครื่องวัดกระแสน้ำ |
by |
cable way |
lbs |
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ยี่ห้อ |
A-OTT |
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Model |
V" ARKANSAS" |
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Test certificate by |
A-OTT |
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1 |
Propeller |
No |
1 |
if
n |
< |
1.13 |
v = |
0.2359n |
+0.030 |
m/s |
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dia |
125 mm |
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if
n |
> |
1.13 |
v = |
0.2590n |
+0.004 |
m/s |
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2 |
Propeller |
No |
A |
if n |
< |
1.35 |
v = |
0.1179n |
+0.040 |
m/s |
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dia |
100 mm |
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if
n |
> |
1.35 |
v = |
0.1290n |
+0.025 |
m/s |
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เครื่องวัดกระแสน้ำ |
by |
rod |
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ยี่ห้อ |
A-OTT |
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Model |
V" ARKANSAS" |
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Test certificate by |
A-OTT |
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1 |
Propeller |
No |
1 |
if
n |
< |
1.39 |
v = |
0.245 |
+0.028 |
m/s |
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dia |
125 mm |
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if
n |
> |
1.39 |
v = |
0.2615n |
+0.005 |
m/s |
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n |
= |
1.39 |
v = |
0.2615n |
+0.005 |
m/s |
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2 |
Propeller |
No |
A |
if n |
< |
1.32 |
v = |
0.1176n |
+0.044 |
m/s |
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dia |
100 mm |
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if
n |
> |
1.32 |
v = |
0.1305n |
+0.027 |
m/s |
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n |
= |
1.32 |
v = |
0.1305n |
+0.027 |
m/s |
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