ALL

DAFTAR ISI

Halaman

HALAMAN JUDUL........................................................................ i HALAMAN PENGESAHAN ......................................................... ii HALAMAN PERNYATAAN ........................................................ iii ABSTRAK/ABSTRACT................................................................. iv KATA PENGANTAR ..................................................................... vi DAFTAR ISI .................................................................................... vii DAFTAR GAMBAR ....................................................................... x DAFTAR TABEL............................................................................ xiii DAFTAR LAMPIRAN ................................................................... xiv DAFTAR ISTILAH......................................................................... xvi

BAB I PENDAHULUAN

1.1 Latar Belakang............................................................................ 1

1.2 Rumusan Masalah....................................................................... 2

1.3 Tujuan ......................................................................................... 2

1.4 Batasan Masalah ........................................................................ 3

1.5 Manfaat ....................................................................................... 3

BAB II TINJAUAN PUSTAKA

2.1 Analisis Reliabilitas..................................................................... 5

2.1.1 Definisi Reliabilitas ............................................................ 5

2.1.2 Fungsi Reliabilitas.............................................................. 5

2.1.3 Laju Kerusakan................................................................... 6

2.2 Maintenance ................................................................................ 6

2.3 Distribusi Weibull ....................................................................... 6

2.4 Karakteristik Distribusi Weibull.................................................. 7

2.5 Interval Kerusakan yang Tetap dengan Waktu Kerusakan Tidak Diketahui............................................................................ 9

2.6 Metode Grafik (Weibull Probability Fitting) .............................. 11

2.7 Interval Kerusakan yang Tidak Tetap dengan Waktu Kerusakan Tidak Diketahui......................................................... 14

2.7.1 Metode Pendekatan Piecewise Linear Distribution of Function (PLDF) ............................................................. 15

2.7.2 Metode Pendekatan Average Interval Failure Rate (AIFR)......................................................................... 16

vii

Halaman

2.7.3 Metode Pendekatan Sequential Updating of The Distribution Function (SUDF) ............................................ 18

2.8 Metode Simulasi.......................................................................... 19

2.8.1 Definisi Simulasi ................................................................ 19

2.8.2 Alasan dan Kelemahan Menggunakan Simulasi ................ 19

2.8.3 Langkah-Langkah Proses Simulasi .................................... 20

2.8.4 Klasifikasi Simulasi............................................................ 20

2.8.5 Proses Pembangkitan Data Dalam Simulasi....................... 20

2.8.5 Metode Transformasi Invers............................................... 21

2.8.5 Simulasi Pendugaan Parameter Distribusi Weibull............ 22

2.9 Pengujian Kesamaan Dua Parameter Distribusi Weibull ............ 23

2.10 Mean Square Error (MSE)........................................................ 24

2.11 Ragam/Variance ( S2 ) ............................................................... 25

BAB III METODE PENELITIAN

3.1 Data ............................................................................................. 27

3.2 Metode......................................................................................... 27

BAB IV HASIL PEMBAHASAN

4.1 Struktur Simulasi......................................................................... 33

4.2 Proses dan Hasil Simulasi ........................................................... 34

4.2.1 Simulasi Pendugaan Parameter dan distribusi Weibull Pada Spesifikasi Data Penelitian 1 ........................ 34

4.2.2 Simulasi Pendugaan Parameter dan distribusi Weibull Pada Spesifikasi Data Penelitian 2 ........................ 38

4.2.3 Simulasi Pendugaan Parameter dan distribusi Weibull Pada Spesifikasi Data Penelitian 3 ........................ 42

4.2.4 Simulasi Pendugaan Parameter dan distribusi Weibull Pada Spesifikasi Data Penelitian 4 ........................ 46

4.2.5 Simulasi Pendugaan Parameter dan distribusi Weibull Pada Spesifikasi Data Penelitian 5 ........................ 50

4.2.6 Simulasi Pendugaan Parameter dan distribusi Weibull Pada Spesifikasi Data Penelitian 6 ........................ 54

4.2.7 Simulasi Pendugaan Parameter dan distribusi Weibull Pada Spesifikasi Data Penelitian 7 ........................ 58

viii

Halaman

4.2.8 Simulasi Pendugaan Parameter dan distribusi Weibull Pada Spesifikasi Data Penelitian 8 ........................ 62

4.2.9 Simulasi Pendugaan Parameter dan distribusi Weibull Pada Spesifikasi Data Penelitian 9 ........................ 66

4.2.10 Simulasi Pendugaan Parameter dan distribusi Weibull Pada Spesifikasi Data Penelitian 10 .................... 70

4.3 Pemilihan Metode Terbaik .......................................................... 74

4.3.1 Perbandingan Nilai MSE (Mean Square Error)................. 74

4.3.2 Perbandingan Persentase Hasil Uji Bains ......................... 74

4.3.3 Perbandingan S 2 dan S 2 .................................................. 74

4.4 Karakteristik Metode Pendekatan Pendugaan Parameter............ 78

BAB V KESIMPULAN DAN SARAN

5.1 Kesimpulan.................................................................................. 79

5.2 Saran............................................................................................ 79

DAFTAR PUSTAKA ...................................................................... 81 LAMPIRAN ..................................................................................... 85