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5.2.3.3 Perhitungan
dan
Perbandingan
Reliability
nilai
MTTF
Pada
Komponen
Chain
Perhitungan reliability untuk komponen chain menggunkan target sebesar 85%
dengan :
µ
= 580.333
s
= 281.7781
T = 288 jam (penyesuaian setting)
MTTF = 580.333
Tabel 5.50 Simulasi Perhitungan Reliability Komponen Chain
t
(t-µ)
(t-µ)/s
F(t-µ)/s
R(t)
n
R(T)^n
R(t-nT)
Rm(t)
25
-555.3333
-1.9708
0.0244
0.9756
0
1.0000
0.9756
0.9756
50
-530.3333
-1.8821
0.0299
0.9701
0
1.0000
0.9701
0.9701
75
-505.3333
-1.7934
0.0365
0.9635
0
1.0000
0.9635
0.9635
100
-480.3333
-1.7047
0.0441
0.9559
0
1.0000
0.9559
0.9559
125
-455.3333
-1.6159
0.0531
0.9469
0
1.0000
0.9469
0.9469
150
-430.3333
-1.5272
0.0634
0.9366
0
1.0000
0.9366
0.9366
175
-405.3333
-1.4385
0.0751
0.9249
0
1.0000
0.9249
0.9249
200
-380.3333
-1.3498
0.0885
0.9115
0
1.0000
0.9115
0.9115
225
-355.3333
-1.2610
0.1036
0.8964
0
1.0000
0.8964
0.8964
250
-330.3333
-1.1723
0.1205
0.8795
0
1.0000
0.8795
0.8795
275
-305.3333
-1.0836
0.1393
0.8607
0
1.0000
0.8607
0.8607
288
-292.3333
-1.0375
0.1498
0.8502
1
0.8502
0.9803
0.8335
300
-280.3333
-0.9949
0.1599
0.8401
1
0.8502
0.9781
0.8317
325
-255.3333
-0.9062
0.1824
0.8176
1
0.8502
0.9731
0.8274
350
-230.3333
-0.8174
0.2068
0.7932
1
0.8502
0.9671
0.8222
375
-205.3333
-0.7287
0.2331
0.7669
1
0.8502
0.9600
0.8162
400
-180.3333
-0.6400
0.2611
0.7389
1
0.8502
0.9518
0.8092
409
-171.3333
-0.6080
0.2716
0.7284
1
0.8502
0.9485
0.8064
410
-170.3333
-0.6045
0.2728
0.7272
1
0.8502
0.9481
0.8061
411
-169.3333
-0.6009
0.2739
0.7261
1
0.8502
0.9477
0.8058
425
-155.3333
-0.5513
0.2907
0.7093
1
0.8502
0.9422
0.8011
450
-130.3333
-0.4625
0.3218
0.6782
1
0.8502
0.9312
0.7917
475
-105.3333
-0.3738
0.3543
0.6457
1
0.8502
0.9186
0.7811
500
-80.3333
-0.2851
0.3878
0.6122
1
0.8502
0.9044
0.7690
525
-55.3333
-0.1964
0.4222
0.5778
1
0.8502
0.8885
0.7554
550
-30.3333
-0.1076
0.4571
0.5429
1
0.8502
0.8707
0.7403
575
-5.3333
-0.0189
0.4924
0.5076
1
0.8502
0.8511
0.7236
580.3333
0.0000
0.0000
0.5000
0.5000
2
0.7229
0.9795
0.7081
600
19.6667
0.0698
0.5278
0.4722
2
0.7229
0.9758
0.7054
 |