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DAFTAR ISI
HALAMAN JUDUL .............................................................................................. i
HALAMAN PENGESAHAN ............................................................................... ii
HALAMAN PERNYATAAN .............................................................................. iii
KATA PENGANTAR .......................................................................................... iv
DAFTAR ISI ......................................................................................................... vi
DAFTAR GAMBAR .......................................................................................... viii
DAFTAR TABEL ................................................................................................ xi
INTISARI ............................................................................................................ xii
ABSTRACT ......................................................................................................... xiii
BAB I PENDAHULUAN
I.1. Latar Belakang ............................................................................................ 1
I.2. Eksplorasi Panasbumi ................................................................................. 2
I.3. Perumusan Masalah .................................................................................... 3
I.4. Tujuan Penelitian ........................................................................................ 3
I.5. Batasan Masalah.......................................................................................... 3
I.6. Waktu dan Tempat Penelitian ..................................................................... 4
BAB II TINJAUAN PUSTAKA
II.1. Tinjauan Geologi ......................................................................................... 5
II.1.1. Geologi Daerah Penelitian .................................................................... 5
II.1.2. Struktur dan Sistem Tektonik Daerah Penelitian .................................. 7
II.2. Tinjauan Geokimia ...................................................................................... 9
II.3. Tinjauan Geofisika ..................................................................................... 11
BAB III DASAR TEORI
III.1. Sistem Panasbumi ..................................................................................... 16
III.2. Prinsip Dasar Metode Gravitasi ............................................................... 17
III.3. Konsep Ekuivalen Stratum ........................................................................ 19
III.4. Reduksi Data Gravitasi ............................................................................. 21
III.4.1. Gravitasi Observasi ............................................................................ 22
III.4.2. Gravitasi Teoritis ............................................................................... 25
III.5. Reduksi Bidang Datar............................................................................... 32
III.6. Analisis Spektrum .................................................................................... 34
III.7. Pemisahan Anomali Regional dengan Residual ....................................... 35
IDENTIFIKASI STRUKTUR GEOLOGI LAPANGAN PANASBUMI "CQ42" MENGGUNAKANMETODE GRAVITASIDENGAN PENAPISAN MOVING AVERAGE DAN ANALISIS SECOND VERTICAL DERIVATIVEAPRIADITAMA DWI SUWARNOUniversitas Gadjah Mada, 2014 | Diunduh dari http://etd.repository.ugm.ac.id/
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III.8. Second Vertical Derivative (SVD) ............................................................ 37
III.9. Pemodelan Gravitasi ................................................................................. 39
BAB IV METODOLOGI PENELITIAN
IV.1. Tahapan Pengolahan ................................................................................ 40
IV.2. Ketersediaan Data .................................................................................... 40
IV.3. Pemetaan Anomali Bouguer Lengkap...................................................... 41
IV.4. Reduksi Bidang Datar .............................................................................. 41
IV.5. Analisis Spektrum .................................................................................... 42
IV.6. Pemisahan Anomali Regional dengan Residual....................................... 43
IV.7. Analisis Struktur ....................................................................................... 44
IV.8. Pemodelan ................................................................................................ 45
BAB V HASIL DAN PEMBAHASAN
V.1. Daerah Penelitian ....................................................................................... 46
V.1.1. Topografi............................................................................................. 46
V.2. Medan Gravitasi Observasi ....................................................................... 47
V.3. Anomali Medan Gravitasi Udara Bebas .................................................... 48
V.4. Penentuan Densitas Bouguer ..................................................................... 48
V.5. Anomali Bouguer Sederhana ..................................................................... 49
V.6. Anomali Bouguer Lengkap ....................................................................... 50
V.7. Anomali Bouguer Lengkap di Bidang Datar ............................................. 51
V.8. Analisis Spektrum ..................................................................................... 52
V.9. Pemisahan Anomali Regional dengan Residual ........................................ 55
V.10. Analisis Struktur Menggunakan SVD ...................................................... 57
V.11. Pemodelan ............................................................................................... 64
BAB VI KESIMPULAN DAN SARAN............................................................. 74
VI.1. Kesimpulan .............................................................................................. 74
VI.2. Saran ......................................................................................................... 75
DAFTAR PUSTAKA .......................................................................................... 76
LAMPIRAN A SCINTREX AUTOGRAV CG-5 ............................................... 78
LAMPIRAN B Tabel Densitas Batuan ................................................................ 82
LAMPIRAN C Grafik vs ........................................................................... 84
LAMPIRAN D Grafik Respon Sayatan SVD ...................................................... 95
LAMPIRAN E Second Vertical Derivative ....................................................... 102
LAMPIRAN F Pemodelan 2,5D ........................................................................ 107
IDENTIFIKASI STRUKTUR GEOLOGI LAPANGAN PANASBUMI "CQ42" MENGGUNAKANMETODE GRAVITASIDENGAN PENAPISAN MOVING AVERAGE DAN ANALISIS SECOND VERTICAL DERIVATIVEAPRIADITAMA DWI SUWARNOUniversitas Gadjah Mada, 2014 | Diunduh dari http://etd.repository.ugm.ac.id/