GEOMETRI FASIES BATUPASIR 44 DAN BATUPASIR 46 PADA FORMASI TALANG AKAR, LAPANGAN GLORY, CEKUNGAN SUNDA, SUMATERA TENGGARA.
DAFTAR ISI
Halaman
SARI..............................................................................................................
iii
ABSTRACT...................................................................................................
iv
KATA PENGANTAR..................................................................................
v
DAFTAR ISI................................................................................................
viii
DAFTAR GAMBAR...................................................................................
xii
DAFTAR TABEL........................................................................................
xv
DAFTAR LAMPIRAN.........................................................................
xvi
BAB I
BAB II
PENDAHULUAN.........................................................................
1
1.1 Latar Belakang Penelitian........................................................
1
1.2 Maksud dan Tujuan..................................................................
2
1.3 Batasan Masalah......................................................................
3
1.4 Manfaat Penelitian....................................................................
4
1.5 Waktu dan Lokasi Penelitian...................................................
4
TINJAUAN PUSTAKA..............................................................
6
2.1. Fisiografi Regional Daerah Penelitian....................................
6
2.1.1. Stratigrafi Regional Daerah Penelitian.....................
6
2.1.2. Struktur Geologi Regional Daerah Penelitian..........
8
2.1.3 Geologi Sejarah Regional...........................................
11
2.1. Dasar Teori ............................................................................
12
viii
ix
2.2.1. Batuan Reservoir............................................................
12
2.2.2.Porositas dan Permeabilitas............................................
15
2.2.3. Konsep Dasar Fasies.......................................................
19
2.2.3.1. Klasifikasi Fasies...............................................
21
2.2.3.2. Model Fasies......................................................
22
2.2.3.3. Lingkungan Pengendapan dan Hubungannya
23
Dengan Fasies......................................................
2.2.4. Sistem Pengendapan Fluvial..........................................
25
2.2.4.1. Sistem Braided...................................................
27
2.2.4.2. Sistem Meander.................................................
29
2.2.4.3. Genesa Fasies Sistem Fluvial..............................
30
2.2.5. Batuan Inti (Core)..........................................................
33
2.2.6. Konsep Dasar Wireline Logging (Core)........................
33
2.2.7. Konsep Dasar Metoda Seismik.....................................
37
2.2.7.1. Tahapan Penyelidikan Seismik..........................
38
2.2.7.2. Atribut-Atribut Seismik.....................................
38
BAB III METODE PENELITIAN............................................................
40
3.1. Objek Penelitian......................................................................
40
3.2. Alat-Alat yang Digunakan .....................................................
40
3.3. Data yang digunakan...............................................................
40
3.4. Langkah-Langkah Penelitian..................................................
41
3.4.1. Tahap Persiapan...........................................................
42
x
3.4.2. Tahap Pengolahan dan Analisis Data............................
42
3.4.2.1. Analisis Data Batuan Inti (core).........................
43
3.4.2.2. Analisis Data Sumur Log....................................
43
3.4.2.3. Analisis Wireline logging..................................
44
3.4.2.4. Analisis Elektro Fasies............................
45
BAB IV HASIL DAN PEMBAHASAN.....................................................
50
4.1 Analisis data sumur..................................................................
50
4.1.1. Analisis Fasies Dari Batuan Inti (Core).........................
51
4.1.2. Analisis Data Wireline logging).....................................
55
4.1.3. Integrasi hasil analisis data batuan inti dan wireline
logging............................................................................
56
4.2 Analisis data seismik.................................................................
60
4.2.1 Peta struktur kedalaman..................................................
61
4.2.2. Analisis atribut seismik..................................................
63
4.3. Interpretasi Lingkungan Pengendapan.................................
66
4.4. Pemodelan 3D fasies statik................................................
67
4.4.1. Pemodelan struktural......................................................
67
4.4.1.1. Pemodelan patahan...............................................
68
xi
4.4.1.2. Pillar Gridding.....................................................
70
4.4.1.3. Pembuatan horizon dan layer...............................
71
4.4.1.4. Pengecekan kualitas tiga dimensi.........................
72
4.4.2. Proses Upscale data log..................................................
73
4.4.3. Pemodelan Fasies...........................................................
75
4.4.3.1. Pemodelan fasies batupasir 44........................
77
4.4.3.2. Pemodelan fasies batupasir 46........................
79
4.4.3.3. Gabungan model fasies 3D batupasir 44
Batupasir 46......................................................
81
BAB V KESIMPULAN...........................................................................
83
DAFTAR PUSTAKA...................................................................................
85
LAMPIRAN
Halaman
SARI..............................................................................................................
iii
ABSTRACT...................................................................................................
iv
KATA PENGANTAR..................................................................................
v
DAFTAR ISI................................................................................................
viii
DAFTAR GAMBAR...................................................................................
xii
DAFTAR TABEL........................................................................................
xv
DAFTAR LAMPIRAN.........................................................................
xvi
BAB I
BAB II
PENDAHULUAN.........................................................................
1
1.1 Latar Belakang Penelitian........................................................
1
1.2 Maksud dan Tujuan..................................................................
2
1.3 Batasan Masalah......................................................................
3
1.4 Manfaat Penelitian....................................................................
4
1.5 Waktu dan Lokasi Penelitian...................................................
4
TINJAUAN PUSTAKA..............................................................
6
2.1. Fisiografi Regional Daerah Penelitian....................................
6
2.1.1. Stratigrafi Regional Daerah Penelitian.....................
6
2.1.2. Struktur Geologi Regional Daerah Penelitian..........
8
2.1.3 Geologi Sejarah Regional...........................................
11
2.1. Dasar Teori ............................................................................
12
viii
ix
2.2.1. Batuan Reservoir............................................................
12
2.2.2.Porositas dan Permeabilitas............................................
15
2.2.3. Konsep Dasar Fasies.......................................................
19
2.2.3.1. Klasifikasi Fasies...............................................
21
2.2.3.2. Model Fasies......................................................
22
2.2.3.3. Lingkungan Pengendapan dan Hubungannya
23
Dengan Fasies......................................................
2.2.4. Sistem Pengendapan Fluvial..........................................
25
2.2.4.1. Sistem Braided...................................................
27
2.2.4.2. Sistem Meander.................................................
29
2.2.4.3. Genesa Fasies Sistem Fluvial..............................
30
2.2.5. Batuan Inti (Core)..........................................................
33
2.2.6. Konsep Dasar Wireline Logging (Core)........................
33
2.2.7. Konsep Dasar Metoda Seismik.....................................
37
2.2.7.1. Tahapan Penyelidikan Seismik..........................
38
2.2.7.2. Atribut-Atribut Seismik.....................................
38
BAB III METODE PENELITIAN............................................................
40
3.1. Objek Penelitian......................................................................
40
3.2. Alat-Alat yang Digunakan .....................................................
40
3.3. Data yang digunakan...............................................................
40
3.4. Langkah-Langkah Penelitian..................................................
41
3.4.1. Tahap Persiapan...........................................................
42
x
3.4.2. Tahap Pengolahan dan Analisis Data............................
42
3.4.2.1. Analisis Data Batuan Inti (core).........................
43
3.4.2.2. Analisis Data Sumur Log....................................
43
3.4.2.3. Analisis Wireline logging..................................
44
3.4.2.4. Analisis Elektro Fasies............................
45
BAB IV HASIL DAN PEMBAHASAN.....................................................
50
4.1 Analisis data sumur..................................................................
50
4.1.1. Analisis Fasies Dari Batuan Inti (Core).........................
51
4.1.2. Analisis Data Wireline logging).....................................
55
4.1.3. Integrasi hasil analisis data batuan inti dan wireline
logging............................................................................
56
4.2 Analisis data seismik.................................................................
60
4.2.1 Peta struktur kedalaman..................................................
61
4.2.2. Analisis atribut seismik..................................................
63
4.3. Interpretasi Lingkungan Pengendapan.................................
66
4.4. Pemodelan 3D fasies statik................................................
67
4.4.1. Pemodelan struktural......................................................
67
4.4.1.1. Pemodelan patahan...............................................
68
xi
4.4.1.2. Pillar Gridding.....................................................
70
4.4.1.3. Pembuatan horizon dan layer...............................
71
4.4.1.4. Pengecekan kualitas tiga dimensi.........................
72
4.4.2. Proses Upscale data log..................................................
73
4.4.3. Pemodelan Fasies...........................................................
75
4.4.3.1. Pemodelan fasies batupasir 44........................
77
4.4.3.2. Pemodelan fasies batupasir 46........................
79
4.4.3.3. Gabungan model fasies 3D batupasir 44
Batupasir 46......................................................
81
BAB V KESIMPULAN...........................................................................
83
DAFTAR PUSTAKA...................................................................................
85
LAMPIRAN