S FIS 1002272 Table of Content
DAFTAR ISI
KATA PENGANTAR ............................................................................................. i
UCAPAN TERIMA KASIH ................................................................................... ii
DAFTAR ISI .......................................................................................................... iv
DAFTAR GAMBAR ............................................................................................ vii
DAFTAR TABEL .................................................................................................. xi
BAB I PENDAHULUAN ........................................................................................1
1.1.
Latar Belakang ..........................................................................................1
1.2.
Rumusan Masalah .....................................................................................3
1.3.
Batasan Masalah ........................................................................................4
1.4.
Tujuan........................................................................................................4
1.5.
Manfaat ......................................................................................................4
1.6.
Struktur Organisasi Skripsi .......................................................................5
BAB II TINJAUAN PUSTAKA .............................................................................7
2.1.
Air Tanah ...................................................................................................7
2.1.1.
Pembentukan Air Tanah ....................................................................8
2.1.2.
Wadah Air Tanah ...............................................................................9
2.1.3.
Sifat Fisik Batuan .............................................................................13
2.1.
Metode Geolistrik ....................................................................................14
2.2.1.
Sifat Listrik Batuan ..........................................................................15
2.2.2.
Metode Geolistrik Resistivitas .........................................................18
Fadil Ilham, 2016
Pendugaan Kedalaman Air Tanah Menggunakan Metode Geolistrik Resistivitas di Daerah Tonga
Kabupaten Padang Lawas Provinsi Sumatera Utara
Universitas Pendidikan Indonesia | repository.upi.edu | perpustakaan.upi.edu
2.2.3.
Teori Dasar Resistivitas ...................................................................21
2.2.4.
Konsep Resistivitas Semu ................................................................33
2.2.5.
Konfigurasi Elektroda dan Faktor Geometri ....................................34
2.2.6.
Teknik Pengukuran Geolistrik .........................................................37
2.2.7.
Teknik Intepretasi Geolistrik ...........................................................40
BAB III METODE PENELITIAN .......................................................................52
3.1.
Lokasi dan Desain Penelitian ..................................................................52
3.2.
Diagram Alir Pengolahan Data ...............................................................56
3.3.
Pengolahan Data Resistivitas ..................................................................60
3.3.1.
Teknik Pencocokkan Kurva (curve matching).................................60
3.3.2.
Metode Lapisan Barnes ....................................................................63
3.3.3.
Perhitungan Kumulatif Moore .........................................................65
3.3.4.
Penampang 2D Hasil Korelasi Titik VES ........................................66
3.3.5.
Software Ipi2win ..............................................................................71
3.3.6.
Software Res2divn ...........................................................................72
3.4.
Intepretasi ................................................................................................73
3.5.
Analisis ....................................................................................................75
BAB IV HASIL DAN PEMBAHASAN ...............................................................76
4.1.
Hasil Penentuan Resistivitas Bawah Permukaan ....................................76
4.1.1.
Pencocokkan Kurva (curve matching) .............................................76
4.1.2.
Perhitungan Resistivitas Barnes .......................................................84
4.1.3.
Perhitungan Kumulatif Moore .........................................................86
4.1.4.
Penampang Resistivitas Korelasi 2D Manual ..................................88
4.1.5.
Pseudo cross section hasil Ipi2win ..................................................91
Fadil Ilham, 2016
Pendugaan Kedalaman Air Tanah Menggunakan Metode Geolistrik Resistivitas di Daerah Tonga
Kabupaten Padang Lawas Provinsi Sumatera Utara
Universitas Pendidikan Indonesia | repository.upi.edu | perpustakaan.upi.edu
4.1.6.
4.2.
Hasil Pseudosection Data Tomografi ...............................................95
Analisis Hasil Intepretasi ......................................................................103
BAB V SIMPULAN ...........................................................................................108
5.1.
Kesimpulan............................................................................................108
5.2.
Saran ......................................................................................................108
DAFTAR PUSTAKA ..........................................................................................110
LAMPIRAN .........................................................................................................114
Fadil Ilham, 2016
Pendugaan Kedalaman Air Tanah Menggunakan Metode Geolistrik Resistivitas di Daerah Tonga
Kabupaten Padang Lawas Provinsi Sumatera Utara
Universitas Pendidikan Indonesia | repository.upi.edu | perpustakaan.upi.edu
KATA PENGANTAR ............................................................................................. i
UCAPAN TERIMA KASIH ................................................................................... ii
DAFTAR ISI .......................................................................................................... iv
DAFTAR GAMBAR ............................................................................................ vii
DAFTAR TABEL .................................................................................................. xi
BAB I PENDAHULUAN ........................................................................................1
1.1.
Latar Belakang ..........................................................................................1
1.2.
Rumusan Masalah .....................................................................................3
1.3.
Batasan Masalah ........................................................................................4
1.4.
Tujuan........................................................................................................4
1.5.
Manfaat ......................................................................................................4
1.6.
Struktur Organisasi Skripsi .......................................................................5
BAB II TINJAUAN PUSTAKA .............................................................................7
2.1.
Air Tanah ...................................................................................................7
2.1.1.
Pembentukan Air Tanah ....................................................................8
2.1.2.
Wadah Air Tanah ...............................................................................9
2.1.3.
Sifat Fisik Batuan .............................................................................13
2.1.
Metode Geolistrik ....................................................................................14
2.2.1.
Sifat Listrik Batuan ..........................................................................15
2.2.2.
Metode Geolistrik Resistivitas .........................................................18
Fadil Ilham, 2016
Pendugaan Kedalaman Air Tanah Menggunakan Metode Geolistrik Resistivitas di Daerah Tonga
Kabupaten Padang Lawas Provinsi Sumatera Utara
Universitas Pendidikan Indonesia | repository.upi.edu | perpustakaan.upi.edu
2.2.3.
Teori Dasar Resistivitas ...................................................................21
2.2.4.
Konsep Resistivitas Semu ................................................................33
2.2.5.
Konfigurasi Elektroda dan Faktor Geometri ....................................34
2.2.6.
Teknik Pengukuran Geolistrik .........................................................37
2.2.7.
Teknik Intepretasi Geolistrik ...........................................................40
BAB III METODE PENELITIAN .......................................................................52
3.1.
Lokasi dan Desain Penelitian ..................................................................52
3.2.
Diagram Alir Pengolahan Data ...............................................................56
3.3.
Pengolahan Data Resistivitas ..................................................................60
3.3.1.
Teknik Pencocokkan Kurva (curve matching).................................60
3.3.2.
Metode Lapisan Barnes ....................................................................63
3.3.3.
Perhitungan Kumulatif Moore .........................................................65
3.3.4.
Penampang 2D Hasil Korelasi Titik VES ........................................66
3.3.5.
Software Ipi2win ..............................................................................71
3.3.6.
Software Res2divn ...........................................................................72
3.4.
Intepretasi ................................................................................................73
3.5.
Analisis ....................................................................................................75
BAB IV HASIL DAN PEMBAHASAN ...............................................................76
4.1.
Hasil Penentuan Resistivitas Bawah Permukaan ....................................76
4.1.1.
Pencocokkan Kurva (curve matching) .............................................76
4.1.2.
Perhitungan Resistivitas Barnes .......................................................84
4.1.3.
Perhitungan Kumulatif Moore .........................................................86
4.1.4.
Penampang Resistivitas Korelasi 2D Manual ..................................88
4.1.5.
Pseudo cross section hasil Ipi2win ..................................................91
Fadil Ilham, 2016
Pendugaan Kedalaman Air Tanah Menggunakan Metode Geolistrik Resistivitas di Daerah Tonga
Kabupaten Padang Lawas Provinsi Sumatera Utara
Universitas Pendidikan Indonesia | repository.upi.edu | perpustakaan.upi.edu
4.1.6.
4.2.
Hasil Pseudosection Data Tomografi ...............................................95
Analisis Hasil Intepretasi ......................................................................103
BAB V SIMPULAN ...........................................................................................108
5.1.
Kesimpulan............................................................................................108
5.2.
Saran ......................................................................................................108
DAFTAR PUSTAKA ..........................................................................................110
LAMPIRAN .........................................................................................................114
Fadil Ilham, 2016
Pendugaan Kedalaman Air Tanah Menggunakan Metode Geolistrik Resistivitas di Daerah Tonga
Kabupaten Padang Lawas Provinsi Sumatera Utara
Universitas Pendidikan Indonesia | repository.upi.edu | perpustakaan.upi.edu