S TE 0902131 Table of content
DAFTAR ISI
Halaman
PERNYATAAN ................................................................................................. i
ABSTRAK ......................................................................................................... ii
KATA PENGANTAR ....................................................................................... iii
UCAPAN TERIMA KASIH ............................................................................ iv
DAFTAR ISI ...................................................................................................... vi
DAFTAR GAMBAR ......................................................................................... ix
DAFTAR TABEL ............................................................................................. x
DAFTAR LAMPIRAN ..................................................................................... xii
BAB I PENDAHULUAN ..................................................................................
A. Latar Belakang Penelitian ............................................................................
B. Identifikasi Masalah .....................................................................................
C. Perumusan Masakah ....................................................................................
D. Tujuan Penelitian .........................................................................................
E. Manfaat Penelitian .......................................................................................
F. Sistematika Penulisan ..................................................................................
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1
2
3
3
3
4
BAB II KAJIAN PUSTAKA ............................................................................
A. Isolasi Cair ...................................................................................................
B. Minyak Isolasi Transformator......................................................................
C. Bahan Dasar Pembuatan Minyak Transformator .........................................
D. Jenis-Jenis Minyak Isolasi ..........................................................................
1. Minyak Mineral .....................................................................................
2. Minyak Sintetis ......................................................................................
a. Minyak Askeral ................................................................................
b. Silicon Cair ......................................................................................
c. Fluorinasi Cair .................................................................................
d. Ester Sintetis ....................................................................................
E. Kekuatan Dielektrik Minyak Isolasi ............................................................
F. Mekanisme Ketembusan Isolasi Cair ...........................................................
G. Teori Kegagalan Isolasi Cair........................................................................
1. Teori kegagalan zat murni atau elektronik .............................................
2. Teori kegagalan gelembung gas .............................................................
3. Teori kegagalan uap air ..........................................................................
4. Teori kegagalan partikel padat ...............................................................
H. Pengaruh Temperatur, Kandungan Gas dan Air Terhadap
Kekuatan Gagal Isolasi Cair ........................................................................
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5
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Helmi Triyudar Yanto
Analisis pengaruh perubahan kadar air dan viskositas terhadap tegangan tembus minyak
transformator Nymas Nitro 2014
Universitas Pendidikan Indonesia | repository.upi.edu | perpustakaan.upi.edu
15
I.
Penggunaan Minyak Isolasi .........................................................................
1. Transformator Daya ...............................................................................
2. Kapasitor Daya .......................................................................................
3. Kabel Daya .............................................................................................
4. Pemutus Tenaga .....................................................................................
Syarat-syarat yang harus dimiliki minyak isolasi ........................................
1. Kejernihan Minyak ................................................................................
2. Massa Jenis ...........................................................................................
3. Tegangan Tembus ..................................................................................
4. Viskositas ...............................................................................................
5. TititK Nyala ...........................................................................................
6. Titik Ruang ............................................................................................
7. Angka kenetralan ...................................................................................
8. Korosi belerang ......................................................................................
9. Faktor kebocoran (dielektrik) .................................................................
10. Kemantapan oskisdasi ............................................................................
11. Tahanan jenis .........................................................................................
12. Tegangan permukaan .............................................................................
13. Kandungan air ........................................................................................
14. Kandungan gas .......................................................................................
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16
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18
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19
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BAB III METODE PENELITIAN ................................................................
A. Metode Penelitian ........................................................................................
B. Waktu dan Lokasi Penelitian .......................................................................
C. Subjek Penelitian .........................................................................................
1. Data Minyak Transformator Baru ..........................................................
2. Data Minyak Transformator Pakai .........................................................
D. Langkah-Langkah Penlitian .........................................................................
E. Persiapan Alat dan Penyediaan Sample .......................................................
1. Langkah-langkah Pengambilan Sample ..................................................
2. Pemanasan Sample Minyak ....................................................................
F. Pengujian Viskositas ....................................................................................
1. Langkah-langkah Pengujian Viskositas ..................................................
G. Pengujian Kadar Air ....................................................................................
1. Langkah-langkah Pengujian Kadar Air ..................................................
H. Pengujian Tegangan Tembus .......................................................................
1. Langkah-langkah Pengujian Tegangan Tembus ....................................
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24
24
25
25
25
26
29
29
31
32
35
35
38
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BAB 1V HASIL PENELITIAN DAN PEMBAHASAN ...............................
A. Analisis Hasil Pengujian Viskositas Minyak Terhadap Temperatur. .........
B. Analisis Hasil Pengujian Kadar Air Minyak Isolasi Terhadap Temperatur
C. Analisis Hasil Pengujian Tegangan Tembus Minyak Isolasi Terhadap
Temperatur ...................................................................................................
42
42
45
J.
Helmi Triyudar Yanto
Analisis pengaruh perubahan kadar air dan viskositas terhadap tegangan tembus minyak
transformator Nymas Nitro 2014
Universitas Pendidikan Indonesia | repository.upi.edu | perpustakaan.upi.edu
49
D. Analisis Hasil Pengujian Viskositas Terhadap Tegangan Tembus Minyak
Isolasi Nynas Nitro Baru ..............................................................................
E. Analisis Hasil Pengujian Viskositas Terhadap Tegangan Tembus Minyak
Isolasi Nynas Nitro Pakai.............................................................................
F. Analisis Hasil Pengujian Kadar Air Terhadap Tegangan Tembus Minyak
Isolasi Nynas Nitro Baru ...............................................................................
G. Analisis Hasil Pengujian Kadar Air Terhadap Tegangan Tembus Minyak
Isolasi Nynas Nitro Pakai ..............................................................................
59
BAB V PENUTUP .............................................................................................
A. Kesimpulan ..................................................................................................
B. Saran
.....................................................................................................
DAFTAR PUSTAKA ........................................................................................
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63
Helmi Triyudar Yanto
Analisis pengaruh perubahan kadar air dan viskositas terhadap tegangan tembus minyak
transformator Nymas Nitro 2014
Universitas Pendidikan Indonesia | repository.upi.edu | perpustakaan.upi.edu
53
55
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Halaman
PERNYATAAN ................................................................................................. i
ABSTRAK ......................................................................................................... ii
KATA PENGANTAR ....................................................................................... iii
UCAPAN TERIMA KASIH ............................................................................ iv
DAFTAR ISI ...................................................................................................... vi
DAFTAR GAMBAR ......................................................................................... ix
DAFTAR TABEL ............................................................................................. x
DAFTAR LAMPIRAN ..................................................................................... xii
BAB I PENDAHULUAN ..................................................................................
A. Latar Belakang Penelitian ............................................................................
B. Identifikasi Masalah .....................................................................................
C. Perumusan Masakah ....................................................................................
D. Tujuan Penelitian .........................................................................................
E. Manfaat Penelitian .......................................................................................
F. Sistematika Penulisan ..................................................................................
1
1
2
3
3
3
4
BAB II KAJIAN PUSTAKA ............................................................................
A. Isolasi Cair ...................................................................................................
B. Minyak Isolasi Transformator......................................................................
C. Bahan Dasar Pembuatan Minyak Transformator .........................................
D. Jenis-Jenis Minyak Isolasi ..........................................................................
1. Minyak Mineral .....................................................................................
2. Minyak Sintetis ......................................................................................
a. Minyak Askeral ................................................................................
b. Silicon Cair ......................................................................................
c. Fluorinasi Cair .................................................................................
d. Ester Sintetis ....................................................................................
E. Kekuatan Dielektrik Minyak Isolasi ............................................................
F. Mekanisme Ketembusan Isolasi Cair ...........................................................
G. Teori Kegagalan Isolasi Cair........................................................................
1. Teori kegagalan zat murni atau elektronik .............................................
2. Teori kegagalan gelembung gas .............................................................
3. Teori kegagalan uap air ..........................................................................
4. Teori kegagalan partikel padat ...............................................................
H. Pengaruh Temperatur, Kandungan Gas dan Air Terhadap
Kekuatan Gagal Isolasi Cair ........................................................................
5
5
5
7
8
9
10
10
10
11
11
12
13
14
14
15
15
15
Helmi Triyudar Yanto
Analisis pengaruh perubahan kadar air dan viskositas terhadap tegangan tembus minyak
transformator Nymas Nitro 2014
Universitas Pendidikan Indonesia | repository.upi.edu | perpustakaan.upi.edu
15
I.
Penggunaan Minyak Isolasi .........................................................................
1. Transformator Daya ...............................................................................
2. Kapasitor Daya .......................................................................................
3. Kabel Daya .............................................................................................
4. Pemutus Tenaga .....................................................................................
Syarat-syarat yang harus dimiliki minyak isolasi ........................................
1. Kejernihan Minyak ................................................................................
2. Massa Jenis ...........................................................................................
3. Tegangan Tembus ..................................................................................
4. Viskositas ...............................................................................................
5. TititK Nyala ...........................................................................................
6. Titik Ruang ............................................................................................
7. Angka kenetralan ...................................................................................
8. Korosi belerang ......................................................................................
9. Faktor kebocoran (dielektrik) .................................................................
10. Kemantapan oskisdasi ............................................................................
11. Tahanan jenis .........................................................................................
12. Tegangan permukaan .............................................................................
13. Kandungan air ........................................................................................
14. Kandungan gas .......................................................................................
16
16
17
18
18
18
18
18
19
19
20
20
21
21
21
22
22
22
22
23
BAB III METODE PENELITIAN ................................................................
A. Metode Penelitian ........................................................................................
B. Waktu dan Lokasi Penelitian .......................................................................
C. Subjek Penelitian .........................................................................................
1. Data Minyak Transformator Baru ..........................................................
2. Data Minyak Transformator Pakai .........................................................
D. Langkah-Langkah Penlitian .........................................................................
E. Persiapan Alat dan Penyediaan Sample .......................................................
1. Langkah-langkah Pengambilan Sample ..................................................
2. Pemanasan Sample Minyak ....................................................................
F. Pengujian Viskositas ....................................................................................
1. Langkah-langkah Pengujian Viskositas ..................................................
G. Pengujian Kadar Air ....................................................................................
1. Langkah-langkah Pengujian Kadar Air ..................................................
H. Pengujian Tegangan Tembus .......................................................................
1. Langkah-langkah Pengujian Tegangan Tembus ....................................
24
24
24
25
25
25
26
29
29
31
32
35
35
38
39
40
BAB 1V HASIL PENELITIAN DAN PEMBAHASAN ...............................
A. Analisis Hasil Pengujian Viskositas Minyak Terhadap Temperatur. .........
B. Analisis Hasil Pengujian Kadar Air Minyak Isolasi Terhadap Temperatur
C. Analisis Hasil Pengujian Tegangan Tembus Minyak Isolasi Terhadap
Temperatur ...................................................................................................
42
42
45
J.
Helmi Triyudar Yanto
Analisis pengaruh perubahan kadar air dan viskositas terhadap tegangan tembus minyak
transformator Nymas Nitro 2014
Universitas Pendidikan Indonesia | repository.upi.edu | perpustakaan.upi.edu
49
D. Analisis Hasil Pengujian Viskositas Terhadap Tegangan Tembus Minyak
Isolasi Nynas Nitro Baru ..............................................................................
E. Analisis Hasil Pengujian Viskositas Terhadap Tegangan Tembus Minyak
Isolasi Nynas Nitro Pakai.............................................................................
F. Analisis Hasil Pengujian Kadar Air Terhadap Tegangan Tembus Minyak
Isolasi Nynas Nitro Baru ...............................................................................
G. Analisis Hasil Pengujian Kadar Air Terhadap Tegangan Tembus Minyak
Isolasi Nynas Nitro Pakai ..............................................................................
59
BAB V PENUTUP .............................................................................................
A. Kesimpulan ..................................................................................................
B. Saran
.....................................................................................................
DAFTAR PUSTAKA ........................................................................................
61
61
62
63
Helmi Triyudar Yanto
Analisis pengaruh perubahan kadar air dan viskositas terhadap tegangan tembus minyak
transformator Nymas Nitro 2014
Universitas Pendidikan Indonesia | repository.upi.edu | perpustakaan.upi.edu
53
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