Copyright 2011, Toshiba Corporation. Copyright 2011, Toshiba Corporation.
1.
2.
3.
4.
5.
6.
1.
2.3. ( )
Copyright 2011, Toshiba Corporation.
1.
2000
0
Copyright 2011, Toshiba Corporation.
200
0.02
00 200
0.02
0
0.02
00 200
0.02
00 200
0.02
0
0.02
00
Copyright 2011, Toshiba Corporation.
0
Copyright 2011, Toshiba Corporation.
90
OB OA
Copyright 2011, Toshiba Corporation.
2000
0.02
02000
0.02
0
0.02
0
Copyright 2011, Toshiba Corporation.
Copyright 2011, Toshiba Corporation. Copyright 2011, Toshiba Corporation.
2.
Copyright 2011, Toshiba Corporation. Copyright 2011, Toshiba Corporation.
Copyright 2011, Toshiba Corporation.
X
Copyright 2011, Toshiba Corporation.
mE
dE
l
mE
dE
l
b
y
bfS
S
b
y
bnn
n
217.0
1.5
107.0
7.0
Copyright 2011, Toshiba Corporation.
Fs
Zs
Fs=38N/( mm) 4 2 m 12mm 3800N
fl
Copyright 2011, Toshiba Corporation.
Copyright 2011, Toshiba Corporation. Copyright 2011, Toshiba Corporation.
Copyright 2011, Toshiba Corporation. Copyright 2011, Toshiba Corporation.
Copyright 2011, Toshiba Corporation.
dVStf c
)2/(4
)12(
DLcnf n
St
d
D
L
2
V
d
D
L
2
V
cf
nf
)( ncct fff
Copyright 2011, Toshiba Corporation.
A
C
D
L=2.75m
P
2(293Hz
1(98Hz
A
C
D
L=2.75m
PP
2(293Hz
1(98Hz
0 100 200 300 400 500[Hz]
19.0 m3/hr
23.4 m3/hr
27.7 m3/hr2.5
0-
[kPa
]
-
2.5
0-
[kPa
]
-
2.5
0-
[kPa
]
-
0 100 200 300 400 500[Hz]
19.0 m3/hr
23.4 m3/hr
27.7 m3/hr
19.0 m3/hr
23.4 m3/hr
27.7 m3/hr2.5
0-
[kPa
]
-1.0
0-
[kPa
]
-
2.5
0-
[kPa
]
-1.0
0-
[kPa
]
-
2.5
0-
[kPa
]
-1.0
0-
[kPa
]
-
1
Copyright 2011, Toshiba Corporation.
8.27 [m/sec]
10.19[m/sec]
10.95[m/sec] [MPa
][M
Pa]
[MPa
]
[MPa
]
Copyright 2011, Toshiba Corporation.
A
B
C
D2.75m
Z
X Y
Fb Fs
FcF Lb
F ((Pb Pc) A F Fs
30
A
C
D
L 1.95m
B
0.27m
Lb 0.48m 3/4 L
L=2.75m
P
2(293Hz
1(98Hz
P
F
FFT
Copyright 2011, Toshiba Corporation.
A
B
C
Z
X Y
FsD
P
Ay
cnL
fn )12(41
L
A
D
Lb2/3 L
B
P
C
Lb2/3 L
Lb 1/4 1/3 L
215
Copyright 2011, Toshiba Corporation.
(a) Nomal
Motor Acceleration
Pump shaft vibration
Pump shaft vibration:
Motor Acceleration
Pump shaft vibration
Pump shaft vibration:
(b) Bearing wear
Pumpshaft
Columnpipe
Bearing
Copyright 2011, Toshiba Corporation.
-10
0
10
20
30
40
50
60
0 0.5 1Time [sec]
0
5
10
15
20
0 50 100Frequency [Hz]
[ m[ m
-500
-400
-300
-200
-100
0
100
0 0.5 1Time [sec]
0
20
40
6080
100
120
140
160
0 50 100Frequency [Hz]
[ m[ m
A1
A3
D1
Du1D2
Du2A4
A2
Du3
A
D
Du
Copyright 2011, Toshiba Corporation.
A1
A3
D1
Du1D2
Du2A4
A2
Du3
Copyright 2011, Toshiba Corporation.
-0.2
-0.1
0
0.1
0.2-0.2
-0.1
0
0.10.2
048121620
X
Y
0
5
10
15
20
25
0 0.2 0.4 0.6 0.8 1
A1
A3
D1
Du1D2
Du2A4
A2
Du3
Copyright 2011, Toshiba Corporation.
A1
A3
D1
Du1D2
Du2A4
A2
XY
16 22 16 40
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Copyright 2011, Toshiba Corporation. Copyright 2011, Toshiba Corporation.
/
/
/
Copyright 2011, Toshiba Corporation.
FMEA Failure Mode and Effect AnalysisFTA: Fault Tree Analysis
••
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Copyright 2011, Toshiba Corporation. Copyright 2011, Toshiba Corporation.
Copyright 2011, Toshiba Corporation. Copyright 2011, Toshiba Corporation.
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