Daftar Isi Karya Ilmiah Analisis Bearing (bantalan).docx

DAFTAR ISI

HALAMAN PERSETUJUAN......................................................................................................................II KATA PENGANTAR................................................................................................................................III DAFTAR ISI........................................................................................................................................IV-VI BAB I PENDAHULUAN......................................................................................................................................1 1.1 latar Belakang...................................................................................................................................1 1.2 Tujuan Penulisan..............................................................................................................................2 1.3 Manfaat Penulisan...........................................................................................................................2 1.4 Rumusan Masalah............................................................................................................................2 BAB II PEMBAHASAAN......................................................................................................................................3 2.1 Dasar-Dasar Getaran Mekanis.......................................................................................................3-8 2.2 Prinsip D’alembert dan Getaran..................................................................................................9-14 2.3 Pengertian Bearing (Bantalan)........................................................................................................15 2.4 Klasifikasi Bearing (Bantalan)..........................................................................................................16 2.5 Slider Bearing (Bantalan Luncur)....................................................................................................17 2.6 Sistem Pelumasan......................................................................................................................18-19 2.7 Fenomena Slip...........................................................................................................................20-21 2.8 Cara Membaca Kode Bearing (Bantalan)........................................................................................22 2.9 Mengetahui Ukuran Bearing, Rumah Bearing Maupun Shaft Yang Sudah Rusak.....................22-24 2.10 Jenis-Jenis Bantalan Gelinding.................................................................................................25-31 2.11 Penyebab Terjadinya Vibrasi...................................................................................................32-34

IV

BAB III METODOLOGI.......................................................................................................................................35 3.1 Flawchart........................................................................................................................................35 3.2 Tabel Analisis Bearing (Bantalan) Terhadap Getaran.....................................................................36 3.3 Rumus Mendeteksi Kerusakan Bearing (Bantalan) Gerakan Interval Bolak-Balik..........................37 3.4 Rumus Cara Perawatan Bearing (Bantalan)...................................................................................37 3.5 Rumus Perhitungan Bearing (Bantalan).........................................................................................38 3.6 Rumus Mendeteksi Panasnya Yang Terjadi Pada Bearing (Bantalan)............................................38 3.7 Rumus Kerusakan Bearing (Bantalan).......................................................................................39-41 3.8 Jenis-Jenis Bearing (Bantalan)...................................................................................................42-46 DAFTAR GAMBAR Gambar 2.1: Dasar-Dasar Getaran Mekanis Pada Mobil........................................................................3 Gambar 2.2: Getaran Deterministic dan Random..................................................................................5 Gambar 2.3: Getaran Deterministic dan Harmonic................................................................................5 Gambar 2.4: Getaran Bebas Tanpa Peredam.........................................................................................5 Gambar 2.5: Getaran Bebas Tak Teredam..............................................................................................6 Gambar 2.6: Gerakan Harmonic Sederhana...........................................................................................6 Gambar 2.7: Getaran Bebas Dengan Redaman......................................................................................7 Gambar 2.8: Getaran Bebas Satu Derajat Kebebasan............................................................................9 Gambar 2.9: Sistem Massa Pegas.........................................................................................................10 Gambar 2.10: Sistem Dinamik Dengan Gaya Inersia............................................................................11 Gambar 2.11: Balok Ditumpu Sederhana.............................................................................................12 Gambar 2.12: Balok Ditumpu Pegas.....................................................................................................13 Gambar 2.13: Pegas Diberi Beban........................................................................................................14 Gambar 2.14: Kontruksi Pegas..............................................................................................................14 V

Gambar 2.15: Kereta dan Bearing Kayu Yang Digunakan Pada Kereta Celtic.......................................15 Gambar 2.16: Arah Beban Pada Bearing (Bantalan).............................................................................16 Gambar 2.17: Slider Bearing, (a) Thrust Bearing, (b) Journal Bearing..................................................17 Gambar 2.18: Perkembangan Thrust Bearing, Paralel Plat, Fixed Inclined Pad, Tilling Pad.................18 Gambar 2.19: Boundry Lubrication......................................................................................................19 Gambar 2.20: Bearing (Bantalan).........................................................................................................22 Gambar 2.21: Bearing (Bantalan) Mengalami Kerusakan....................................................................23 Gambar 2.22: Shaft Bearing (Bantalan) Hancur atau Patah.................................................................23 Gambar 2.23: Bearing (Bantalan) Rusak...............................................................................................24 Gambar 2.24: Jenis-Jenis Bantalan Gelinding.......................................................................................26 Gambar 3.1: Kerusakan Pada Bearing (Bantalan).................................................................................39 Gambar 3.2: Pemilihan Bearing Berdasarkan Beban dan Kecepatan...................................................40 Gambar 3.3: Spesifikasi Bearing (Bantalan)..........................................................................................41 DAFTAR TABEL Tabel 2.1: Kerusakan Pada Bagian Bearing (Bantalan).........................................................................22 Tabel 2.2: Kelakuan Terhadap Panas....................................................................................................27 Tabel 2.3: Klasifikasi Bantalan Gelinding..............................................................................................28 Tabel 2.4: Faktor-Faktor V, X, Y, dan Xo, Po.........................................................................................30 Tabel 3.1: Analisa Bantalan Terhadap Getaran....................................................................................36 Tabel 3.2: Rumus Mendeteksi Kerusakan Bearing (Bantalan)..............................................................37 Tabel 3.3: Perhitungan Bearing (Bantalan)...........................................................................................38 Tabel 3.4: Rumus Mendeteksi Panasnya Bearing (Bantalan)...............................................................38 Tabel 3.5: Rumus Kerusakan Bearing (Bantalan)..................................................................................39 Tabel 3.6: Identifikasi Bearing (Bantalan).............................................................................................42 Tabel 3.7: Ukuran Bearing (Bantalan)...................................................................................................43 VI