Judul: Hubungan Interaksi Suami Istri dengan Kualitas Perkawinan pada Keluarga Poligami (Analisis Kasus di Kota Bekasi)
Abstrak: This study focused on the type of polygamy that’s mean the marriage of one husband with two or more wives. Facts showed that the number of divorces occur because the practice of polygamy. The aims of this study were to identify characteristics of polygamous families, husband wife’s interaction and marital quality of polygamous families; to analyze the relationship between husband wife’s interaction with marital quality of polygamous families. This research used descriptive and inferential analysis (spearman correlation and different t-test). The respondents were thirty wives of polygamous families in Bekasi who were selected purposively. The results found that the husband-wife interaction of polygamous families were in good condition. Marital quality of polygamous families in this study showed good enough. There was a positive significant relationship between marital interactions with marital quality of polygamous families.
Keyword: polygamy., marital quality, husband-wife interaction

Judul: Relasi Suami-Istri dan Kualitas Perkawinan pada Keluarga Petani
Abstrak: Marital quality can be measured by dimensions of marital happiness and marital satisfaction. This study aims to identify husband-wife relationships and marital quality, to analyze husband-wife relationship and the marital quality, and to analyze typology husband-wife relationships and marital quality of farmer families. This study was used a cross-sectional study design. Research location was at Desa Petir, Kecamatan Dramaga, Kabupaten Bogor during three months, April until June 2014. The population in this study was the farmer families with a husband or wife or both as a farmer. The study involved 35 families by a simple random sampling method from 85 families with the wife as the respondent. The data were collected by interview and analyzed by descriptive and inferential. The results showed that husband-wife relationships correlated to marital quality. Typology husband-wife relationship and marital quality in farmer families most in type 2 that is higher husband-wife relationships and higher marital quality.
Keyword: Bogor Agricultural University (IPB), marital quality, husband-wife relationship, farmer families

Judul: Pemanenan Energi Listrik dari Kincir Angin Vertikal
Abstrak: Usaha pemanenan energi angin di Indonesia masih sedikit. Sampai Tahun 2016 hanya 3.54 MW alat pemanenan energi angin yang sudah terpasang. Kendala utamanya ialah dibutuhkan investasi yang besar untuk membuatnya. Pembuatan kincir angin dengan ukuran yang lebih kecil dengan bahan yang dapat dibeli di pasar lokal menjadi solusi agar pembuatan kincir angin lebih ekonomis. Pembuatan kincir vertikal tipe Savonius dapat menjadi solusinya. Kincir vertikal Savonius dapat beroperasi pada kecepatan < 3 m/s dan ketinggian < 50 m. Kincir angin ini terdiri dari tiga sistem, yaitu generator, rotor kincir dan transmisi pulley-belt. Generator dibuat dari modifikasi motor AC dan magnet neodymium. Rotor kincir dibuat dari pipa PVC 4”, pipa alumunium ¾”, dan papan polikarbonat. Transmisi pulley-belt dibuat dari plastik dan karet. Kincir ini membutuhkan gaya minimal 3 N untuk dapat berputar atau torsi minimalnya 0.75 Nm. Kecepatan angin yang dibutuhkan untuk merotasikannya sebesar 1.9 m/s. Daya maksimal yang dapat dihasilkan ialah 5.76 watt berupa tegangan sebesar 36 volt dan arus 160 mA.
Keyword: energi terbarukan, generator, motor AC, sudu Savonius