H. von Hasenkamp: Untersuchungen über die Methode der Anemometerprüfung etc.
Bl
Rotationssinn: N-W-S-O.
u
T
C
t
V
c
v'
v—v'
210
405
5
361
12.60
49.86
12.59
+0.01
280
713
7
678
9.54
37.17
9.54
0.00
B60
1261
9
1230
6.94
26.34
6.94
0 00
180
1186
4
1122
3.69
12.83
3.69
0.00
v'
= 0.604
+
0.2404 c,
korrigirt
um
fiO/
b /0
-V’) =
= +0.01
v"
= 0.568
+
0.2260 c.
cp —
: 30°.
*
Rotationssinn: N-O-S-W.
u
T
C
t
V
c
V)
V—v'
300
580
7
519
12.57
48.55
12.56
+0.01
250
641
6
605
9.48
35,70
9.50
—0.02
390
1341
9
1269
7.07
25.53
7.07
0.00
200
1342
4
1312
3.62
10.97
3.60
+0.02
V'
= 0.982
+
0.2385 c,
korrigirt
um
6%
S(v—
V) =
= +0.01
v”
= 0.923
+
0.2242 c.
Rotationssinn: N-W-S-O.
U
T
C
t
V
c
v'
v—v'
410
792
10
750
12.58
48.00
12.59
—0.01
380
974
9
911
9.48
35.56
9.50
—0.02
290
1012
7
1003
6.96
25.12
6.90
+ 0.06
180
1309
4
1309
3.34
10.92
3.37
—0.03
v'
— 0.656
+
0.2487 c,
korrigirt
um
6%
2'(v—
-V) =
= 0.00
v"
= 0.617
+
0.2338 c.
r =
2.718 m.
log 2m — 1.23243.
cp =
: 70°.
Rotationssinn: N-O-S-W.
U
T
c
t
V
c
v'
v—v'
530
595
9
597
15.21
54.27
15.21
0.00
480
644
8
639
12.73
45.07
12.73
0.00
440
829
7
801
9.06
31.46
9.05
+0.01
250
629
4
623
6.79
23.11
6.79
0.00
v'
= 0.549
+
0.2701 c,
korrigirt
um
b /0
S(v-
-V) =
= +0.01
v"
s=s 0.516
+
0.2539 c.
Rotationssinn: N-W-S-O.
U
T
C
t
V
c
v' ■
v—v'
540
641
10
632
14.39
56.96
14.40
—0.01
300
401
7
399
12.78
50.20
12.79
—0.01
320
606
6
623
9.02
34.67
9.02
0.00
320
553
4
566
6.79
25.44
6.78
+0.01
v'
= 0.618
+
0.2424 c,
korrigirt
um
ß 0/
b /0
2(y—
V) =
= —0.01
v"
= 0.581
+
0.2278 c.