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SECTION
8.
PROCESSING
AND PROGRAM CONTROL EXAMPTES
8.8-4.
FFT
Bin Averaging Results from Simulated Ocean Buoy Wave
Data
lN#
1
2
3
4
5
6
7
8
9
FREQUENCY
0.00195
0.0039
0.00585
0.0078
0.00975
0.0117
0.01365
0.0156
0.01755
0.0195
0.02145
0.0234
0.02535
0.0273
0.02925
0.0312
0.03315
0.0351
0.03705
0.039
0.04095
0.0429
0.04485
0.0468
0.0487s
BIN
#
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
04:
P86
01:
10
05:
P77
01:
1
08:
09:
01:
P95
P95
FREQUENCY
0.0507
0.05265
0.0546
0.05655
0.0585
o.06045
0.0624
0.06435
0.0663
0.06825
0.0702
0.07215
o.0741
0.07605
0.078
0.07995
0.0819
0.08385
0.08s8
0.08775
0.0897
0.09165
0.0936
0.095s5
0.0975
FFT-o.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.226
0.527
6.246
21.52
123.1
Do
CallSubroutine
1
Beginning
of Loop
Delay
Loop Count
Do
Set high Flag
0 (output)
RealTime
Seconds
Sample
Rep
Loc
End
End
Do
Set low Flag
1
FFT-o.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
Program:
Slmulate ocean wave
data with
4
super
impofid
sine
wave
signals (Hz/zero
to
peak amplittlde: .1/11, .125/9,
Flag
Usage: Flag
t
high = generate and store
"originaltimQ
series
data".
Flag
2 high =
calculate and store
FFT
results.
Output
Array
Def
initions:
104
= "ORIGINAL TIME SERIES DATA"
113= FHT POWER
SPECTRA RESULTS
*
1
TablelPrograms
01:
2
Sec. Execution Interval
lf
flag
l
is
sft,
fhe simulated
ocean wave data is
calculated
dtd
sent
to Final Storage.
02:
P86
01:
1
03:
P87
01:
0
02;
2048
01:
P91
01:
11
02:
30
lf Flag
1
is set
Then
Do
06:
P7O
01:
1
02:
284-
P86
21
8-15
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